1l datasheets editable copy

Hydrogen Generation Plant

DESEINVolume-II: General & Schedules

Schedule B (Mechanical)

SCHEDULE - B

TECHNICAL PARTICULARS POWER PLANT EQUIPMENT

S. No.DescriptionUnitValue

100%80%60%50%

BMCRTGMCRTGMCR TGMCR

1.0STEAM GENERATOR WITH AUXILIARIES

1.1Steam flow at final superheater outlet (kg/hr)

1.2Maximum continuous generation at VWO conditions with offered steam parameters at superheater outlet (kg/hr)

1.3Superheater Desperheating spray water flowKg/hr

1.4 a)

Auxiliary steam flow for soot blowing, oil burner atomization etc.Kg/hr

b)Steam for auxiliary steam tap off(Pr./Temp)

1.5Thermal efficiency of the steam generating units at MCR (%)

a)Design coal

b)Worst Coal

1.6Steam pressure at final superheater outlet (kg/cm2g)

1.7Steam temperature at final superheater outlet ((C)

1.8Reheater outlet steam flow (kg/hr)

1.9Steam temperature at Reheater inlet header ((C)

1.10Steam temperature at Reheater outlet header ((C)

1.11Steam pressure at Reheater inlet header (kg/cm2g)

1.12Steam pressure at Reheater outlet header (kg/cm2g)

1.13 a)Pressure drop across Reheater (kg/cm2)

b)

Pressure drop in economizer(kg/cm2)

1.14Pressure drop across cold reheat & hot reheat lines (kg/cm2)

1.15 a)Feed water temperature at Economiser inlet ((C)

b)

Feed water temp. of economizer outlet(oC)

1.16Flue Gas Temperature

a)Furnace Unit

b)Primary Superheater inlet / outlet

c)Secondary superheaters inlet / outlet

d)Reheater inlet / outlet

f)Economizer inlet / outlet

g)ESP inlet / outlet

h)ID Fan Inlet / Outlet

i)Stack Inlet

1.17Pressure Drop : mmWC

a)Primary air side total pressure drop through the system

b)Secondary air side total pressure drop

c)Flue gas pressure drop through the system

1.18Acid Dew Paint Temperature

a)For Design Coal

b)

For worst coal

1.19Steam Purity (ppm)

a)Total dissolved solid

b)Silica

c)Sodium

d)Chloride

1.20Recommended time to bring boiler on Full Load

a)After cold start

b)After 24 hrs. shut down

c)After 8 hrs. shut down

d)Hot restart (Less than 1 hour after shut down)

e)Control Point of Boiler(% MCR)

1.21 Cooling Water Requirement for Boilers & Auxiliaries

a)QuantityM3/hr

b)PressureKg/cm2(g)

c)Temperature

1.22Instrument air & Service air Requirement

a)QuantityM3/min

b)PressureKg/cm2(g)

1.23Heat liberated by fuel:

a)Max. net heat input per plan area of surface (kcal/m2/hr)

b)Max. burner zone heat release rate (kcal/m2/hr)

1.24i.Furnace exit gas temperature ((C)

ii.Boiler Exit gas temperature ((C)

1.25Weight of fuel fired:

a)Performance coal:

b)Worst coal:

1.26Type of steam generator:

1.27Type of firing:

1.28Total auxiliary power consumption (MW)

a)ID Fans

b)FD Fans

c)PA Fans

d)Pluverizers

e)Seal air fans

f)Coal Feeders

g)ESP

h)Total auxiliary power consumption

1.29Combustion chamber volume (cum)

1.30Furnace dimensions (Width x Depth x Height) (Metres)

1.31Heat surface areas:(Sq.M)

a)Water walls:

b)Superheaters:

c)Reheaters:

d)Economisers:

e)Air heater:

f)Steam coil air heater:

g) Temperature easurement

for SH Tubes (Yes/No.)

h) Temperature measuring for RH Tubes (Yes/No.)

1.32Boiler drum:

a)Elevation:

b)Overall dimensions:

c)Material:

d)Diameter / thickness:

e)Details of drum metal temperature provision:

f) Temperature difference across the drum metal thickness.:

g)Maximum operating pressureKg/cm2

h)Design pressureHr/cm2

i)Design TemperatureoC

j)Water capacity at MCR between normal and lowest water level

1.33Number of Attemperators:

a)Superheated steam:

b)Reheat steam:

1.34a)Number & type of air heaters:

b)Emergency drive for air heater:

1.35Max. air leakage through air heater:

1.36Draft Plant:ForcedPrimary Induced Seal air Scanner

DraftAir fansdraft fans air fans

Fans

fans

a)Make; Quantity; Type:

b)Volumetric flow rate at 100% BMCR (Nm3/sec.)

c)Total pressure (mmwc)

d)Margins included in

i)flow rate (%)

ii)Total pressure (%)

iii) Equipment redundancy

e)Efficiency (%)

f)Motor rating (kw)

g)SpeedRpm

h)Motor type

i)Lubrication System

j)Critical speeds

1.37Soot-blowers:

a)Quantity, type, location:

b)Steam conditions (pressure & temperature quality):

c)Time required for one cycle of operation

1.38Pulverisers:

a)Quantity, type, make:

b)Speed (rpm)

c)Design capacity (tphr)

d)Motor rating (kw)

e)Number of operating mills and standby mills when fired with

i)Worst coal:

ii)Performance coal:

f)CO monitoring & Fire

Detection System ProvidedYes/No

g)Coal Feeders :

h)Type, Quality, make

i)Type of Control

1.39Burners:Coal Fuel oilLight oil

Ignitors

(HFO/LSHS) (LDO)

a)Quantity, type, make:

b)Capacity each: (kg/hr)

c)Turn Down Ratio

1.40Stacks

a)Number & diameter of flue for each unit

b)Height of the stack

c)Number of stacks provided

d)Velocity of flue gas at top

e)Is SS venturi provided at top?

1.41Regenerative Air Preheaters

1.41.1Type

1.41.2Number

1.41.3Mounting (Vertical / Horizontal)

1.41.4Maximum Handling CapacityNm3/hr

a)Flue gas

b)Air

1.41.5Flue gas temperature at heaters outlet

1.41.6Recommended average cold end temp. at 100% BMCR to minimize corrosion

1.41.7Total effective heating surface area

a)Gas Side

b)Air Side

1.41.8Pressure drop at BMCR,mmwc

a)Air side

b)Gas side

1.41.9On Load Cleaning

a)Type of Blower

b)Pressure of steam jet

1.41.10Off Load Cleaning

a)Medium (water / air)

b)Pressure quantity

1.41.11Air heater Fire Preventive measure Details

1.42MOTORS/

1.42.1HT Motors

TypeMotor ratingSpeed

Qty./

_____(kW)

(RPM)

Boiler

a)Pulverizer

:

b)FD fan

:

c)ID fan

:

d)PA fan:

1.42.2LT Motors

a)Regenerative air heater:

i) Emergency DC motor :

ii) Air Motor :

b) Seal air fan

Nos. of fan

Redundancy level:

c)Scanner air fan

Nos. of fan

Redundancy level:

d) Igniter air fan

Nos. of fan

Redundancy level

e)Gravimetric feeder drives:

i)For main drives:

ii)For clean out conveyor

:

f)Long retractable soot blower:

i)For traverse:

ii)For rotating:

g)Wall blower:

i)For traverse:

ii)For rotating:

h)Regenerative air heater soot-blower:

i)Furnace startup temperature probe:

j)Regenerative air heater lube pump for support bearings:

k)Regenerative air heater lube oil pump for guide bearings

:

l)LDO pump motor :

m)HFO pump motor:

n)FD fan lube oil pump:

o)ID fan lube oil pump:

p)PA fan lube oil pump:

q)Gullitone gates blower:

r)Mills:

s)Any other items to be listed

:

1.43SOOT BLOWERS

1.43.1Cleaning Medium

a) Pressure: Kg/cm2g

b) Temperature: deg.C

c) Source of cleaning medium

1.43.2Number of groups of soot blowers

1.43.3Total operating time per group min

1.43.4Blowers

a) Type and makeFurnace

ReheaterEconomiserSuperheater

b) Number of soot blowers

c) Operating pressure: Kg/cm2g

d)Steam consumption rate: T/hr

1.43.5Materials of Construction

a)Lance/swivel tube in high / intermediate / low temperature area

b)Nozzles

c)Feed tube

d)Blowing head

e)Chain

1.44BLOW DOWN VESSELS

CBDIBD

1.44.1Design code followed

1.44.2Operating conditions

a) Pressure: Kg/cm2g

b) Temperature: deg.C

1.44.3Design conditions

a)Pressure: Kg/cm2g

b)Temperature : deg.C

1.44.4Hydraulic test pressure: Kg/cm2g

1.44.5Corrosion allowance: mm

1.44.6Shell diameter: M

1.44.7Shell height: M

1.44.8Materials of Construction

a) Shell and head

b) Nozzle necks

1.45THERMAL INSULATION

1.45.1Type of insulating material(s)

1.45.2Maximum temp (deg.C) the insulating materials can withstand

1.45.3Insulating materials standard

1.45.4Density of insulating materials: kg/m3

1.45.5Thermal conductivity at mean temperature of: Kcal/M/ hr deg.C

a)50 : deg.C

b) 100 : deg.C

c) 150 : deg.C

d) 200 : deg.C

e) 250 : deg.C

f)300 : deg.C

g) 350 : deg.C

h) 400 : deg.C

1.45.6Steam Generating Plant & Auxiliaries, Insulation & Casing Details

Mineral fibre mattressPourable insulationSegmented blocked calcium silicateCementGI sheet jacketOther (specify details)

------------------------------------------------------------

(mm/ Qty)(mm/ Qty)(mm/ Qty)(mm/ Qty)(mm/ Qty)(mm/ Qty)

1.45.6.1Furnace extended side backpass walls

1.45.6.2Enclosure

a. Roof

i) Horizontal

ii) Vertical

b. Extended side

i) Horizontal

ii) Vertical

c. Bottom

i) Horizontal

ii) Vertical

1.46HP & LP CHEMICAL DOSING SYSTEMPhosphate

HydrazineAmmonia

1.46.1Quantity

1.46.2Type

1.46.3Medium to be handled

1.46.4Capacity

1.46.5Discharge pressure

1.46.6Stroke Adjustment Range

1.46.7Stroke adjustment

1.46.8Material of Construction

1.46.8.1Liquid end

1.46.8.2Plunger

1.46.8.3Drive end

1.46.9End Connection

1.47PIPING, VALVES AND SPECIALITIES FOR CRITICAL PIPING

1.47.1Pipes & Fittings

1.47.1.1Basic codes and standards

-design

-testing and inspection

1.47.1.2Indicate the following for each pipe class

Design pressure

: Kg/cm2g

Design temperature: deg.C

Design flow : T/hr

Design velocity : M/sec

Primary rating : lbs

Material of construction for

i)Pipes

ii)Fittings

Pipe sizes, mm (outside dia x thickness) and/or (Max inside dia x min thickness)

Tolerance for dia x min. thickness

Hydrostatic test pressure, at shop & after erection (for piping systems under purview of IBR shall also be indicated) : Kg/cm2g

Minimum duration of hydrostatic test: minute

Reference standard for ultrasonic examination

Type of rust inhibiter given before shipment

Valve specification code

1.47.2Gate/Globe/Check/Stop Check Valves

For each type (construction, pressure class & body/bonnet material wise) of valve, indicate the following

1.47.2.1Pressure class, lbs

1.47.2.2Nominal size

1.47.2.3Construction

a.Bonnet/cover

b.Disc

c.Ends

d.Seat

1.47.2.4Materials

a.Body & bonnet/cover

b.Stem/hinge pin

c.Disc and seat ring

1.47.2.5Type and details of end connections

1.47.2.6Hydrostatic tests

a.Shell test pressure : Kg/cm2g

b.Seat test pressure: Kg/cm2g

1.48STEAM PURITY : ppm

1.48.1Total dissolved solids

1.48.2Silica

1.48.3Sodium

1.48.4Chlorides

1.48.5Copper

1.48.6Iron

2.0ELECTROSTATIC PRECIPITATORS

a)Type; make:

b)Collecting electrodes material, type:

c)Discharge electrodes material, type:

d)Pressure drop across ESP:

e)Temperature drop across ESP:

f)Quantity, type, rating of transformer Rectifier units:

g)Particulate emission with worst coal firing with all fields in service: (mg/Nm3)

h) Particulate emission with design coal firing with all fields in service:

j)Particulate emission with design coal firming with one field out of service

j) ESP streams per boiler : (Nos.)

k) Specific collection area (m2/m3/sec)

l)Min. gas temp. at ESP inlet

m)Max. flue gas velocity

M/s

n)Storage capacity of each hopper

Hr.

o)Hopper valley angle

p)Minimum & maximum collector plate spacing

2.1Collection efficiency: (%)Design coal

Worst coal

a)All fields in service:

b)One field out of service in each ESP:

c)2-fields out of service in each ESP:

d)1 stream out of service; and the other stream carrying 70% MCR load:

e)Flue gas flowM3/s

2.2Schedule of Weights:

a)Structural steel:

b)Pressure parts:

c)Milling plant:

d)Draft plant:

e)Pipework:

f)Ducting :

g) ESP

h) Any other items

3.0TURBINE GENERATOR WITH AUXILIARIES

3.1STEAM TURBINE

3.1.1Make / Type

3.1.2Type of Governing

3.1.3Speed(rpm)

3.1.4Rated outputMW

3.1.5Maximum CapacityMW

3.1.6Steam Pressure before ESVKg/cm2(g)

3.1.7Steam Temp. Before ESVoC

3.1.8LP exhaust pressure with design cooling water inlet temp.Kg/cm2(g)

3.1.9HP Turbine

a)No. of stages

b)No. Of Impulse & Reaction Stages

3.1.10I.P. Turbine

a)No. of Stages

b)No. of Impulse / Reaction Stages

3.1.11L.P. Turbine

a)No. Of stages

b)No. Of Impulse / Reaction Stages:

3.2LUBRICATING & GOVERNING OIL SYSTEM

3.2.1Shaft Driven Oil Pump

a)Type

b)Capacity lit / minute

c)Discharge Pressure, kg/cm2(g)

d)Power Consumption

3.2.2Full Capacity Auxiliary Oil Pump (AC Motor Driven)

a)Type

b)Capacity Lit/min/

c)Discharge PressureKg/cm2(g)

d)Pump speed, RPM

e)Motor Rating,KW

3.2.3Emergency Oil Pump (DC Motor Driven)

a)Type

b)CapacityLit/m

c)Discharge pressureKg/m2

d)Pump speedRPM

e)Motor RatingKW

3.2.4Jacking Oil Pump:

a)Type / No.:

b)Delivery PressureKg/cm2

c)Capacity

d)Pump Speed

e)Motor Rating

3.2.5Turning Gear

a)Type of Drive

b)Turning gear speedRpm

c)Hand Barring Facility provided

3.3Condenser:

a)Type, number of passes:

Design heat load at VWO, 3% MU)Kcal/hr

c)Design back pressureAta

d)Cooling water flow: (cum/hr)

e)Cooling surface: (Sq.M)

f)Tube dia, number, thickness & material:

i)Condensing section:

ii)Air cooler section:

g)Cleanliness factor:

h)Condenser water side pressure drop:

i)Percentage of plugging margin:

j)Condenser tube (outside dia x thickness):

k)Water velocity through tubes:

l)CW side pressure:

m)Design CW temperature:

n)Water box design pressure:

- Vacuum:

o)Water box design temperature:

Temperature rise across the condenser

q)Overall size of condenser (LxWxH)

3.4Air Extraction System (Vacuum Pump)

a)Number

b)Maximum quantity of dry air extractedNm3/hr

c)Lime required to create initial vacuumMin.

d)Rated KW of drive motor

3.5Gland LP Heaters HP Heaters

steam12356

condenser

3.5.1Type, surface area per unit: (Sq.M)

3.5.2Tube material, number, dia:

3.5.3 A)Pressure drop across:

a)Steam side:

b)Water side:

B)Temperature Change

a)Steam side

b)Water side

3.6Deaerator:

a)Type:

b)Storage tank capacity / Minutes : (cum)

c)Spray valves quantity size:

d)Trays Quantity, material:

e)Dissolved oxygen percentage:

f)Design PressureKg/cm2

g)Design TemperatureoC

3.7CONDENSATE PUMP

3.7.1Numbers offered x % capacity

3.7.2Type & Manufacturer

3.7.3Is the pump directly driven by electric motor ?

3.7.4Pump Performance

3.7.4.1Design CapacityTonnes / hr (TMCR)

3.7.4.2Discharge pressure at Design capacityKg/Sq.Cm

(a)

3.7.4.3Suction PressureKg/Sq.cm

(a)

3.7.4.4Total head developed by the pumpMLC

3.7.4.5Operating Speed and number of stages

3.7.4.6NPSH requirement at full capacity

3.7.4.7Shut off headMLC

3.7.4.8Power consumption KW and efficiency at design capacity

3.7.4.9Power rating providedKW

3.7.4.10Max. flow through the pump without overloading primeover tonne/hr (Pump run out)

3.7.5Recirculation Control

a)Type

b)Manufacturer

c)Minimum flow requiredT/hr

3.7.6Mechanical seal provided at ends

3.7.7Cooling arrangement of mechanical seal

3.7.8Weight of pump and drive assembly including base plateTonnes

3.7.9Motor Details

a)RatingKW

b)SpeedRPM

c)Voltage

d)Method of Lubrication

3.8BOILER FEED PUMP

3.8.1No. of Pumps

3.8.2Type of Pump

3.8.3Design parameters

3.8.3.1Temp. of feed waterDeg.C

3.8.3.2Specific gravity of feed waterKg/m3

3.8.3.3Suction flowCu.m/hr

3.8.3.4Dynamic headM/c

3.8.3.5SpeedRpm

3.8.3.6Power input to pumpKW

3.8.3.7Efficiency of pump

3.8.3.8NPSH requiredM/c

3.8.3.9Shut off headM/c

3.8.3.10BFP balancing leak off flow at rated speedCu.m/hr

3.8.3.11Min. flow through pumPT/hr

3.8.4Constructional features

3.8.4.1Casing type

3.8.4.2Impeller type

3.8.4.3No. of stages

3.8.4.4Type of journal bearings

3.8.4.5Type of thrust bearing

3.8.4.6Method of cooling thrust bearing and journal bearing

3.8.4.7Coupling type

3.8.5Strainer mesh size

3.8.5.1Pressure dropKg/sq.cm2

3.8.6Mechanical Seal

3.8.6.1Qty/Pump

3.8.6.2Type of seal

3.8.6.3Make of seal

3.8.7Booster Pump

3.8.7.1Type of pump

3.8.7.2No. of pumps

3.8.7.3Rated speedRpm

3.8.7.4Design flowCu.m/hr

3.8.7.5TemperatureoC

3.8.7.6Head developed

M/c

3.8.7.7Power input at rated flowKW

3.8.7.8Efficiency at design point

3.8.7.9NPSH requiredM/c

3.8.7.10Direction of ratotation of the pump

3.8.7.11Type of journal bearings

3.8.7.12No. of bearings

3.8.7.13Type of lubrication

3.8.7.14Type of coupling

3.8.9Mechanical Seal

3.8.9.1Qty./pump

3.8.9.2Type of seal

3.8.9.3Make of seal

3.8.10BFP Motor Details

3.8.10.1RatingKW

3.8.10.2SpeedRpm

3.8.10.3Voltage

3.8.10.4Method of bearing lubrication

3.8.11BFP Drive Turbine

3.8.11.1No off

3.8.11.2Type, Make & Model No.

3.8.11.3Output Normal KW

3.8.11.4Output MaxKW

3.8.11.5Normal SpeedRPM

3.8.11.6Speed Range RPM

3.8.11.7Motive Steam

3.8.11.7.1Source :

3.8.11.7.1.1Start-up

3.8.11.7.1.2Low Load

3.8.11.7.1.3Full Load

3.8.11.8Flow-t/h

3.8.11.9Pressure Kg/cm2

3.8.11.10Temperature 0 C

3.8.11.11Back Pressure Kg/cm2(abs)

3.8.11.12Details of connection with booster pump

3.8.11.13Details of connection with boiler feed pump

3.8.11.14Turbine controls / governing

3.8.11.15Start up time ( from zero to full load)-Seconds

3.9SCHEDULE OF WEIGHTS:

a)Turbine Generator with auxiliaries:

b)Regenerative feed water heaters with auxiliaries:

c)Condenser with auxiliaries

:

d)Pumps with auxiliaries

:

3.10TURBINE LUBE OIL PURIFICATION SYSTEM

3.10.1Quantity, Make, Type:

3.10.2Capacity: (LPH)

3.10.3Purifier requirements:

3.10.4Centrifuge; Type; Speed; Motor rating:

3.10.5Anti-flood tank; Capacity & Material:

3.10.6Heater; Type; Rating; Make; Material and number of thermostats

:

3.10.7Polishing filter; Capacity; Make; Model & type

:

3.10.8Pumps:

a)Quantity; Capacity; Motor rating:

b)Material of construction:

i)Casing:

ii)Impeller/rotor:

iii)Shaft:

4.0WATER TREATMENT PLANT

4.1

Schedule of Water Pumps

S. No.ItemUnitsParameters

Sea WaterFilter water

1.Total no. of pumps Nos.

2.Pump capacity M3/ hr

3.Pump total head excluding losses in the pump MWC

4.Pump speed (max.)RPM

5.Type of pump

6.Location

7.Type of internal element

8.Liquid handled

9.

Type of line bearing lubrication

10.Liquid for lubrication

11.Type of pump motor coupling

12.Thrust bearing location

13.Pump operating range

14.Power supply

15.Materials of construction

a.Pump column pipe

b.Pump bowl and discharge elbow

c.Impeller

d.Shaft

e.Line shaft coupling

f.Line shaft bearing

g.All hardware under water

h.Base plate

i.Shaft sleeve

j.Thrust bearing cooling system pipes and valves

4.2Schedule of Clarification & Filtration System

S. No.DescriptionUnitsParameter

1.0Clarification Plant

1.1Sea Water Inlet Pipe and Valves

a.Size of Raw Water inlet sizemm

b.Material of Construction of Pipe

c.ValvesControlIsolatingBy-Pass

i)Number of control valvesNo.OneTwoOne

ii)Type

iii)Sizemm

d.Ends

e.Material of construction

i)Body & disc

ii)Valve spindle (Shaft)

iii)Bearing & Gland packing

iv)Valve seat

v)Disc seat

vi)Seal retaining ring

vii)Bolts and nuts

viii)Gear casing

ix)Gears

x)Pinions

xi)Pinion screw hardware

1.2Cascade Aerator

a.Quantity offeredNo.

b.Capacitym3/hr

c.Material of construction-

d.Size x Hm x m

e.Number of steps

f.Number of treads

g.Number of risers

1.3Stilling Chamber

a.Number No.

b.Material of Construction

c.CapacityCum/hr

1.4Parshall Flume

a.Number


c.CapacityCum/hr.

1.5Flash mixer

a.Number No.


c.Capacity (displacement)Cum

d.Detention time (approx.)Min

e.Free-board

f.Agitator

g.Protective cover of GI construction for motors and gear drives.

1.6Clariflocculator

a.Number required

b.Type & Construction

c.Rated Effluent CapacityCum/hr

d.Guaranteed Effluent Turbidity NTU

e.Detention period :

i.Flocculation zoneminutes

ii.Clarifier zoneminutes

f.Rise ratem3/hr/m2

g.Surface flow rate at rated capacity m3/hr/m2

h.Velocity in launderm/sec.

i.Platform with railing

j.Rake bridge Material

k.Sludge blow-off constant bleed arrangement with telescopic device & flushing connection.

l.Quantity of Flocculation AgitatorNo.

1.7Chemical House

a.NumberNo.

b.Type

c.Ground Floor

d.First Floor

e.Handling Facility

f.Size

1.8Dosing System Alum

LimePoly-electrolyte

a.Numbers provided

No.

b.MOC & Internal lining

c.Effective CapacityCum.

d.Solution strength%

e.Agitator MOC

f.Dissolving basket MOC

g.Alum, Polyelectrolyte & Lime solution dosing system - Capacity & head

h.M.O.C. for piping & valves

1.8SumpSludgeFilter Backwash

a.No. of sludge sump

b.Construction

c.Capacity

d.Size

1.9Disposal PumpsSludgeFilter Backwash

a.Numbers

b.Type

c.Rated Capacity

d.Head

e.Type of lubrication

f.Material of Construction

i.Casing

ii.Impeller

iii.Shaft

iv.Packing

v.Flexible coupling

vi.Bolts & Nuts

-In corrosive locations

-in other places

g.Electric supply

h.Enclosure & insulation

i.Speed of pump motor rating

1.10Sludge Thickener

i)Number

ii) Capacity

iii) Inlet Solid Concentration

iv) Outlet concentration

v) Material of construction

1.11Thickened Sludge Transfer Pumps

i) Number

ii) Type

iii) Capacity and head

iv) Liquid to be handled

v) Material of construction

a) Pump casing

b) Stator

c) Shaft

d) Eccentric rotor

1.12Centrifuge

i) Number

ii) Type

iii) Capacity

iv) Inlet Solid Concentration

v) Outlet concentration

vi) Material of construction

a) Bowl

b) Conveyor

c) Conveyor flieght

d) Flieght protection

e) Liquid discharge port

f) Solid discharge port

g) Feed nozzle

h) Recovery

vii) Discharge hopper with valves

1.17Sumps Clarified Water RO Stage I Permeate

a.Capacity (effective)Cum

b.Dimensions

Lengthm

Breadthm

Depthm

c.Type

d.Level Control Equipment

e.Internal Lining including Roof

f.Water Proofing

1.18Miscellaneous Water PumpsClarified Water Supply PumpsRO Stage I High pressure pumpsRO Stage II Supply PumpsService Water PumpsRO Stage II Permeate pump

a.Numbers

b.Type

c.Capacity Cum/hr

d.Headmwc

e.Type of lubrication


i.Casing

ii.Impeller

iii.Shaft

iv.Shat sleeves

v.Column pipe

vi.Packing

vii.Flexible coupling

viiii. Bolts & Nuts

-In corrosive locations

-in other places

g.Electric supply

h.Enclosure & insulation

i.Speed of pump motor ratingrpm

kW

1.19ChlorinatorR WPotable

a.Chlorine TonnerNo.

b.Regulating Valves

c.Chlorinator

d.Capacity

e.Injector

f.Diffusers

g.Chlorine Analysis

h.Leak detector

i.Safety equipment

4.3Schedule of RO DM Section

Sl. No.DescriptionUnitParameter

PT PLANT

1.0Dual Media Filter

aSize of each unit (dia x LOS)M x m

bDesign flow rate (gross)Cum/hr

cPressure drop across the unit inclusive of frontal piping, fittings, valves & instruments

dBackwash flow rateCum/hr

eAir blowers capacity and discharge pressureCum/ min/ kg/ sq cm

2.0Pressure Sand Filter


bDesign flow rate (gross)Cum/hr

cPressure drop across the unit inclusive of frontal piping, fittings, valves & instruments

dBackwash flow rateCum/hr

eAir blowers capacity and discharge pressureCum/ min/ kg/ sq cm

3.0Coagulant dosing system

aDosing rate consideredppm

bDosing pump capacity & headLph/ kg/sq cm

cNo. of pumps offered

dDosing pump material of construction

eTank dimensionsm x m

fNo. of tanks offered

gMaterial of construction

4.0Coagulant dosing system








RO Stage I

1Antiscalant dosing system








2SMBS Dosing








3Cartridge Filter

aQuantity

bCapacity per filter

cPressure drop across filter under 50% clogged condition

dMesh size microns

eMaterial of construction

4RO modules

aNo. of streams

bCapacity per stream

cMaterial of construction of membranes

dFlow recovery%

eSalt rejection capacity%

fMake of membranes

5Chemical cleaning system







gType of cleaning chemical

hDetails of cartridge filter

6RO Stage I Permeate Sump

6.1Quantity

6.2Capacity

6.3Dimensions

6.4MOC

6.5Painting details

RO Stage II

1Antiscalant dosing system








2SMBS Dosing








3Cartridge Filter

aQuantity

bCapacity per filter

cPressure drop across filter under 50% clogged condition

dMesh size microns

eMaterial of construction

4RO modules

aNo. of streams

bCapacity per stream

cMaterial of construction of membranes

dFlow recovery%

eSalt rejection capacity%

fMake of membranes

5Chemical cleaning system







gType of cleaning chemical

hDetails of cartridge filter

6RO Stage II Permeate Sump

6.1Quantity

6.2Capacity

6.3Dimensions

6.4MOC

6.5Painting details

1Mixed Bed Units


bDesign flow rate(gross)Cum/hr

cGross output between regenerationsCum

dProductive output between regenerationsCum

eResin make & models

iCation resin

iiAnion resin

fResin quantity

iCation resinLit

iiAnion resinLit

gRegeneration levels

iCation resinKg/cum

iiAnion resinKg/cum

hDerated exchange capacity

iCation resinKg/cum

iiAnion resinKg/cum

iRegenerant capacity

iQuantity of 30% HCL/ regenerationcum

iiQuantity of 98% NaOH/ regenerationCum

2ACID REGENERATION SYSTEM

aAcid transfer pumps

CapacityCum/hr

HeadKg/sqcm

3ALKALI REGENERATION SYSTEM

aAlkali transfer pumps

CapacityCum/hr

HeadKg/sqcm

4DM Water STORAGE TANK

aQuantity Nos.

bMOC

cDia X LOSM x m

dCapacity Cum

5CONTROL PANEL

aMake

bDimensions

6PLC

aMake

bModel no./ system type

cConfiguration and logic

13.0Neutralising System

13.1Neutralisation Pit

i)Number

ii)Material of construction

iii)

Effective capacity of each compartment

iv)Isolation gate valves

v)Numbers required

vi)Protection

13.2Neutralised Waste Disposal Pumps

i)Number

ii)Type

iii)Capacity and total head of each pump

iv)Duty

v)RPM

vi)Vibration

vii)Lubrication

viii)Noise Level

ix)Drive motor

x)Suction condition

xi)Material of Construction

-Casing

-Base Plate

-Impeller

-Shaft

-Shaft coupling

-Shaft sleeve

13.3Ultration Filtration

i)Number of Modules

ii)Capacity

iii)Type of Membrane

iv)Accessories Provided

4.4Schedule of CW Chlorination SystemS. No.DescriptionUnitsParameter

CW & PT SystemSea water Intake

1.0Sea Water Booster Pump

a.Manufacturer

b.Type

c.Number of pumps

d.Capacity Cum/hr

e.HeadMWC


Casing

Impeller

Shaft

Base Plate

Bolts & Nuts

2.0Auto Self Cleaning Filter

a.Number

b.Manufacturer

c.Mesh Screen size

d.Material of Constrcution

Body

Screen

e.Pressure Drop at full flow when clean across filterKg/ cm2 (g)

f.Size, LOS x dia (m x m)

g.Weight of each filterKgs

3.0Electrolyser

a.Number

b.Type & Manufacturer

c.Capacity (each) kg/hr

d.Available Cl2 content @ outletPpm

e.Life of electrodesYears

f.Range of operation%

g.Material of Constrcution

Anode

Cathode

Shell

Gaskets

Design Pressure

Test Pressure

HSizeM x m

iWeightkgs

4.0Hypochlorite Dosing Pumps

a.Quantity

b.CapacityCum/hr

c.HeadKg/ cm2 (g)

d.Material of construction

Casing

Impeller

Shaft

e.Make

f.Weight of pump assemblykgs

5.0Dilute hydrochloric acid tank

a.Quantity

b.CapacityCum

c.Manufacturer & type


6.0Hypochlorite Storage tank

a.Quantity

b.CapacityCum

c.Manufacturer & type


7.0h2 dilution blowers

a.Manufacturer

b.Quantity

c.Capacity

d.Discharge pressure

e.Material of Construction

Casing

Impeller

Shaft

8.0Transformer Rectifiers

a.Manufacturer

b.Capacity

c.Quantity

d.Method of Control

e.Output DC Current

f.Output DC voltage

g.Cooling type

4.5Schedules for Laboratory Equipment

S. No.DescriptionParameters

1.00Water Analysis

1.01pH-meter

a)Make

b)Model No.

c)Technical Leaflet & operating description attached.

d)List of accessories included with the instruments

1.02Conductivity Meter

a)Make

b)Model No.



1.03Spectro Photometer

a)Make

b)Model No.



1.04Dissolved Oxygen Meter

a)Make

b)Model No.



1.05Turbidity meter

a)Make

b)Model No.



1.06Balances

a)Make

b)Model No.



1.07Flame Photometer

a)Make

b)Model No.



1.08Selective Ion-Analyser

a)Make

b)Model No.



1.09Oil Content Analyzer

a)Make

b)Model No.



1.10Water Purification System

a)Make

b)Model No.



1.11Stirring hot plate

a)Make

b)Model No.



1.12Water Bath

a)Make

b)Model No.



1.13Refrigerator

a)Make

b)Model No.



1.14Vacuum Pump

a)Make

b)Model No.



1.15Residual Chlorine Meter

a)Make

b)Model No.



1.16Jar Test Apparatus

a)Make

b)Model No.



1.17Portable Water Quality Checker

a)Make

b)Model No.



1.18Personal Computer

a)Make

b)Model No.



2.00Coal Analysis

2.01Coal Analyzer

a)Make

b)Model No.



2.02Oxygen Bomb Calorimeter

a)Make

b)Model No.



2.03Carbon & Sulphur Analyzer

a)Make

b)Model No.



2.04Muffle Furnace

a)Make

b)Model No.



2.05Oven

a)Make

b)Model No.



2.06Lab Pulverizer

a)Make

b)Model No.



2.07Sieve Shaker

a)Make

b)Model No.



3.00Oil Analysis

3.01Red Wood Viscometer

a)Make

b)Model No.



3.02Automatic Flash Point Apparatus

a)Make

b)Model No.



3.03Dean & Stark Moisture Determination Apparatus

a)Make

b)Model No.



3.04Flash Shaker

a)Make

b)Model No.



3.05Centrifuge

a)Make

b)Model No.



3.06Heating Mantle

a)Make

b)Model No.



3.07Automatic K-F (Karl-Fisher) Titrimeter

a)Make

b)Model No.



3.08Gas Chromatograph

a)Make

b)Model No.



4.00Meteorological & Pollution

4.01Electrical Amenograph

a)Make

b)Model No.



4.02Dew Point Meter

a)Make

b)Model No.



4.03Rain Gauge

a)Make

b)Model No.



4.04Mercury Barometer

a)Make

b)Model No.



4.05Maximum & Minimum Thermometer

a)Make

b)Model No.



4.06Dry & Wet bulb Thermometer

a)Make

b)Model No.



4.07High Volume Sampler

a)Make

b)Model No.



4.08Stack Monitoring Kit

a)Make

b)Model No.



4.09Portable Gas Analyser

a)Make

b)Model No.



4.10Stop Watch

a)Make

b)Model No.



4.6Schedule of Condensate Polishing Unit

S. No.Description

1.0Chemical Consumption

1.1Hydrochloric Acid (30% conc.)

1.1.1Kgs/litre of cation resin

1.1.2Amount of cation resin in one vessel, litres

1.1.3Total for regeneration of one vessel charge, kgs

1.2Sodium Hydroxide (48% purity)

1.2.1Kgs. Litre of anion resin

1.2.2Amount of anion resin in one vessel, litres

1.2.3Total for regeneration of one vessel charge, kgs

2.0Power Requirements

2.1During Normal Operation KW

2.2During Regeneration KW

2.2.1Total energy consumption for regeneration of one vessel charge KWH

2.2.2Total energy consumption for regeneration of one vessel charge KWH

2.2.3Duration of the regeneration process considered in 2.2 above

3.0Effluent Quality

3.1Normal Conditions

3.1.1When operating under normal design conditions with the influent quality no worse than that indicated in Technical Specifications, the effluent quality shall be better than the following:

3.1.1.1Total solids,

ppb

3.1.1.2Silica,

ppb

3.1.1.3Copper,

ppb

3.1.1.4Iron,

ppb

3.1.1.5Sodium,

ppb

3.1.1.6Chloride,

ppb

3.1.1.7Conductivity, after removal of ammonia and amines, micro mhos/cm at 25(C

3.1.1.8Crude,

ppb

3.1.2Service run between two successive regenerations at the design flow and above influent condition, while maintaining this guaranteed effluent quality, hours (minimum)

3.2Start-up Conditions

3.2.1With the influent quality no worse than that indicated in Technical Specification, total crud content of the effluent shall not exceed, ppb

3.2.2Useful service run between two successive regenerations, at the design flow and the above influent condition, shall not be less than, hours

3.3Condenser Tube-Leakage Conditions

3.3.1With the influent quality no worse than indicated in the Technical Specifications, sodium content of the effluent shall be limited to ppb

3.3.2Useful service run between two successive regenerations, at the design flow and the above influent conditions, shall not be less than, hours

4.0Hydraulics

4.1Design flow rate per vessel, M3/hr

4.2Average velocity of condensate through the resin bed at the above flow, m/min

4.3Pressure drop across the service vessels at the above design flow, shall not exceed the following maximum values, kg/cm2CleanDirty

4.3.1Vessel, excluding resign trap

4.3.2Resin trop alone

4.3.3Total

5.0Resin Loss

6.0Condensate Polishing Service Vessels

6.1Capacity & Performance of Each Vessel

6.1.1Service rate (m3/hr.)

6.1.2Service Hydraulic rate (m/min)

6.1.3Pressure Loss without resins, (kg/cm2)

6.1.4Rinse Rate (m3/hr.)

6.1.5Resin sluice Rate (m3/hr.) and simultaneous Air (NM3/hr.)

6.2Vessel Details

6.2.1Design Pressure kg/m2 (gauge)

6.2.2Number of vessel per unit

6.2.3Tank Size

6.2.4Thickness

6.2.5Vessel material

6.2.6Lining Material & thickness

6.2.7Vessel Supports

6.2.8Freeboard (%)

6.2.9Design code

7.0Resin Details Each Vessel

7.1Cation / Anion / Inert Resin

Manufacturer & Type

Total Exchange Capacity (kg/Caco3/m3)

Volume (litres)

Sieve analysis

Technical literature furnished

7.2Total Resin Bed depth cms

8.0Service Requirements

8.1Instrument air consumption for instruments and controls (max.) (NM3/hr.)

8.2Control power supply feeder rating required (KW)

8.3Max. Service air consumption (NM3/hr.)

8.4Sealing water requirement for glands sealed valves (m3/hr.)

8.5Electrical & Power consumption (total) for instruments & control panel

S. No. Description

9.0Condensate Polishing External RegenerationRESIN SEPARATION AND CATION REGENERATIONANION RESIN REGENERATIONMIXED RESIN STORAGE

9.1Capacity & Performance

9.1.1Resin Scrub

Air (NM3/hr. and pressure in kg/cm2(g))

Water Rinse (m3/hr.)

9.1.2Backwash Rate (m3/hr.)

9.1.3Slow Rinse (m3/hr.)

9.1.4Fast Rinse (m3/hr.)

9.1.5Regenerant Flow (m3/hr.)

9.1.6Air Mix (NM3/hr.) and pressure kg/cm2

9.1.7Resin sluicing Rate (m3/hr.) and simultaneous Air (NM3/hr.)

9.1.8Resin Separation Flow Rate (m3/hr.)

S. No.Description

10.0Hot Water Tank


10.1.1Capacity (litres)

10.1.2Outlet Temp ((C)

10.1.3Recovery Time (Hr.)

10.1.4Heat Input (kcal/hr)

10.1.5Capacity as percentage of total diluent water for alkali required for one regeneration

10.2Vessel Details

10.2.1Design Pressure

10.2.2Tank Size (dia x shell side length)

10.2.3Thickness (Head/shell)

10.2.4Vessel Material

S. No.Description

11.0Air BlowersFor Service VesselsFor regeneration

11.1Number of units

11.2Blower

11.2.3Type

11.2.4Discharge Capacity NM3/hr at mm. W.C.

12.0Activated Carbon Filter


12.1.1Service Rate (m3/hr)

12.1.2Pressure Drop (kg/m2)

12.1.3Backwash rate (m3/hr) & duration (minutes)

12.1.4Rinse Rate (m3/hr) & duration (minutes)

12.2Vessel Details

12.2.1Design Pressure (kg/m2g)

12.2.2Tank size (dia x shell side length)

12.3Activated Carbon Material

12.3.1Surface area (m2/gram)

12.3.2Characteristics

a)Bulk density kg/m3

b)Uniformity co-efficient

c)Abrasion number

d)Ash, %

12.3.5Quantity in filter bed

a)Volume, M3

b)Bed depth, cms

13.00Resin Transfer Pipeline

13.00.1Number and size

13.00.2Approximate length, meters

13.01Pipe

13.01.1Material

13.01.2Wall thickness

13.01.3Type of joints

14.00SkidsAcid DozingAlkali Dozing

14.01Overall Dimensions

Length, mm

Width, mm

Height, mm

14.02Control Panels

Dimension, mm

Mounting

S. No.Description

15.0Miscellaneous TankALKALI STORAGEACID STORAGE TANKDM WATER STORAGE TANKS

15.1i)Nos. supplied

ii)Size, mm

iii)Useful capacity, M3

iv)Maximum capacity, M3

v)Material of construction & thickness, mm

S. No.Description

16.0Neutralising System

16.1i)Neutralising Pit

a)Number provided

b)Material of construction

c)i)Useful capacity of each pit (m3/each)

ii)Max. capacity of each pit (m3/each)

d)Size (m)

e)Liquid Depth

f)Agitation system

i)Size of pipe (mm)

ii)Material

iii)Type of agitation system

iv)In case of air agitation system

a)Quantity of air required NM3 per section of pit

S. No.DescriptionUnitParameters

1.0SEA WATER INTAKE SYSTEM

1.1SEA WATER INTAKE PUMPS

1.1.1General

:

1.1.1.1Type

:

1.1.1.2Manufacturer

:

1.1.1.3Model Number

:

1.1.2Equipment Performance

:

1.1.2.1Performance standard

:

1.1.2.2Guaranteed Design Capacity

: (M/hr)

1.1.2.3Guaranteed Total Head at pump discharge flange at rated capacity

: (MLC)

1.1.2.4a)Bowl head at rated capacity

: (MLC)

b)Bowl head at rated speed and closed discharge

: (MLC)

c)Total head loss from suction bell inlet to pump discharge flange at rated capacity

: (MLC)

1.1.2.5Range of operation

:

1.1.2.6Pump rated speed

: (RPM)

1.1.2.7Guaranteed pump efficiency at rated capacity

: (%)

1.1.2.8Tolerance on guaranteed design

:

a)Capacity

: (Cu. M/hr)

b)Total head

: (MWC)

c)Efficiency

: (%)

1.1.2.9Rub-away-speed (reverse) due to reverse flow at rated head

: (rpm)

1.1.2.10Are pumps and motors capable of withstanding the reverse run-away speed (mention the duration also)?

:

1.1.2.11Expected noise level

:

1.1.2.12Expected vibration limits

:

1.1.2.13Power consumption

:

1.1.2.13.1Guaranteed pump shaft input power at rated capacity

: (KW)

1.1.2.13.2Power Consumption at rated condition at motor terminals, (Guaranteed)

: (KW)

1.1.2.14Pump specific speed

: RPM x (Flow in USGPM)1/2

NS = -----------------------------

1.1.2.14.1Suction specific speed:

1.1.2.15Minimum submergence (over suction bell) required at rated capacity

: (MLC)

1.1.2.16Pump motor Critical speed

: (RPM)

a)1st

:

b)2nd

:

1.1.2.17Mode of pump starting

1.1.2.18Provision for impeller adjustment available

1.1.2.19Type of shaft coupling

i)between impeller & line shaft

ii)between line & head shaft

1.1.2.20Type of lubrication and cooling

1.1.2.21Thrust bearing (s)

1.1.2.21.1Location

1.1.2.21.2Numbers provided

1.1.2.21.3Type

1.1.2.21.4Description of lubrication Arrangement and lubricant

1.1.2.21.5Coolant

1.1.2.22Shaft Sealing Arrangement

1.1.2.22.1Type


1.1.3.1Base Plate

1.1.3.2Discharge casing

1.1.3.3Column pipe

1.1.3.4Suction bell

1.1.3.5Impeller

1.1.3.6Impeller shaft

1.1.3.7Impeller wear ring

1.1.3.8Casing wear rings


1.1.3.10Line shaft and head shaft

1.1.3.11Shaft sleeve

1.1.3.12Shaft coupling

1.1.3.13Shaft enclosing tube

1.1.3.14Line & head shaft bearing

1.1.3.15Impeller bearings

1.1.3.16Stuffing box

1.1.4INSPECTION AND TESTING

:

1.1.4.1Material test

:

1.1.4.2Hydro-static test pressure and duration

: (Kg./ Sq.cmg) (min)

1.1.4.3Performance test

:

1.1.4.4Test speed

: (RPM)

1.1.4.5Cavitation test

:

1.1.4.6Dynamic balancing test

:

1.1.5Loading Data

:

1.1.5.1Horizontal and vertical loads for pump foundation design

: (Kg.f.)

1.1.5.2Design load at thrust block

: (Kg.f.)

1.2BUTTERFLY VALVES

1.2.1General

1.2.1.1Manufacturer & Model No.

1.2.1.2Type

1.2.1.3Size of the valve

: (mm NB)

1.2.1.4Number offered


1.2.2.1Maximum allowable flow

: (Cu. M/hr)

1.2.2.2Pressure drop across the valve at design flow

: (Kg/Sq.cmg)

1.2.2.3Operating time from open to close condition and vice-versa

1.2.2.4Valve body & disc

1.2.2.4.1Body construction

1.2.2.4.2Whether the body is lined

1.2.2.4.3Disc Construction

1.2.2.5Valve seat

1.2.2.5.1Material

1.2.2.5.2No. of retaining ring segments

1.2.2.6Valve shaft

1.2.2.6.1Shaft attachment

1.2.2.6.2Shaft diameter (mm)


1.2.3.1Valve body

1.2.3.2Valve disc

1.2.3.3Valve seat

1.2.3.4Valve shaft

1.2.3.5Shaft bearings

1.3RUBBER EXPANSION JOINT

1.3.1.1Nominal size

: (NB)

1.3.1.2Type

:

1.3.2Performance Capability

:

1.3.2.1Axial elongation/contraction

: (mm)

1.3.2.2Lateral deflection

: (mm)

1.3.2.3Angular movement

: (degrees)

1.3.2.4Torsional movement

: (degrees)

1.3.3Design and Construction

:

1.3.3.1Design standard

:

1.3.3.2Design pressure

: (Kg./ Sq.cmg)

1.3.3.3Design vacuum

: (Kg./ Sq.cmg)

1.3.3.4Bursting pressure of

: (Kg./ Sq.cmg)

1.4Sea Water Pumphouse

1.4.1SizeM xm xm

1.4.2Size of forebayM xm xm

1.4.3Depth of Intake sumpM

1.5Intake Well

1.5.1Size of intake well

S. No.DescriptionUnitParameters

CW PumpsACW Pumps

5.0CW SYSTEM

5.1CW & ACW PUMPS

5.1.1General

:

5.1.1.1Type

:

5.1.1.2Manufacturer

:

5.1.1.3Model Number

:


:

5.1.2.1Performance standard

:

5.1.2.2Guaranteed Design Capacity

: (M/hr)

5.1.2.3Guaranteed Total Head at pump discharge flange at rated capacity

: (MLC)

5.1.2.4a)Bowl head at rated capacity

: (MLC)

b)Bowl head at rated speed and closed discharge

: (MLC)

c)Total head loss from suction bell inlet to pump discharge flange at rated capacity

: (MLC)

5.1.2.5Range of operation

:

5.1.2.6Pump rated speed

: (RPM)

5.1.2.7Guaranteed pump efficiency at rated capacity

: (%)

5.1.2.8Tolerance on guaranteed design

:

a)Capacity

: (Cu. M/hr)

b)Total head

: (MWC)

c)Efficiency

: (%)

5.1.2.9Rub-away-speed (reverse) due to reverse flow at rated head

: (rpm)

5.1.2.10Are pumps and motors capable of withstanding the reverse run-away speed (mention the duration also)?

:

5.1.2.11Expected noise level

:

5.1.2.12Expected vibration limits

:

5.1.2.13Power consumption

:

5.1.2.13.1Guaranteed pump shaft input power at rated capacity

: (KW)

5.1.2.13.2Power Consumption at rated condition at motor terminals, (Guaranteed)

: (KW)

5.1.2.14Pump specific speed

: RPM x (Flow in USGPM)1/2

NS = -----------------------------

(Head in Ft.)3/4

5.1.2.14.1Suction specific speed:

5.1.2.15Minimum submergence (over suction bell) required at rated capacity

: (MLC)

5.1.2.16Pump motor Critical speed

: (RPM)

a)1st

:

b)2nd

:

5.1.2.17Mode of pump starting

5.1.2.18Provision for impeller adjustment available

5.1.2.19Type of shaft coupling

i)between impeller & line shaft

ii)between line & head shaft

5.1.2.20Type of lubrication and cooling

5.1.2.21Thrust bearing (s)

5.1.2.21.1Location

5.1.2.21.2Numbers provided

5.1.2.21.3Type

5.1.2.21.4Description of lubrication Arrangement and lubricant

5.1.2.21.5Coolant

5.1.2.22Shaft Sealing Arrangement

5.1.2.22.1Type


5.1.3.1Base Plate

5.1.3.2Discharge casing

5.1.3.3Column pipe

5.1.3.4Suction bell

5.1.3.5Impeller


5.1.3.7Impeller wear ring

5.1.3.8Casing wear rings


5.1.3.10Line shaft and head shaft

5.1.3.11Shaft sleeve

5.1.3.12Shaft coupling

5.1.3.13Shaft enclosing tube

5.1.3.14Line & head shaft bearing

5.1.3.15Impeller bearings

5.1.3.16Stuffing box

5.1.4INSPECTION AND TESTING

:

5.1.4.1Material test

:

5.1.4.2Hydro-static test pressure and duration

: (Kg./ Sq.cmg) (min)

5.1.4.3Performance test

:

5.1.4.4Test speed

: (RPM)

5.1.4.5Cavitation test

:

5.1.4.6Dynamic balancing test

:

5.1.5Loading Data

:

5.1.5.1Horizontal and vertical loads for pump foundation design

: (Kg.f.)

5.1.5.2Design load at thrust block

: (Kg.f.)

5.2BUTTERFLY VALVES

5.2.1General

5.2.1.1Manufacturer & Model No.

5.2.1.2Type

5.2.1.3Size of the valve

: (mm NB)

5.2.1.4Number offered


5.2.2.1Maximum allowable flow

: (Cu. M/hr)

5.2.2.2Pressure drop across the valve at design flow

: (Kg/Sq.cmg)

5.2.2.3Operating time from open to close condition and vice-versa

5.2.2.4Valve body & disc

5.2.2.4.1Body construction

5.2.2.4.2Whether the body is lined

5.2.2.4.3Disc Construction

5.2.2.5Valve seat

5.2.2.5.1Material

5.2.2.5.2No. of retaining ring segments

5.2.2.6Valve shaft

5.2.2.6.1Shaft attachment

5.2.2.6.2Shaft diameter (mm)


5.2.3.1Valve body

5.2.3.2Valve disc

5.2.3.3Valve seat

5.2.3.4Valve shaft

5.2.3.5Shaft bearings

5.3RUBBER EXPANSION JOINT

5.3.1.1Nominal size

: (NB)

5.3.1.2Type

:

5.3.2Performance Capability

:

5.3.2.1Axial elongation/contraction

: (mm)

5.3.2.2Lateral deflection

: (mm)

5.3.2.3Angular movement

: (degrees)

5.3.2.4Torsional movement

: (degrees)

5.3.3Design and Construction

:

5.3.3.1Design standard

:

5.3.3.2Design pressure

: (Kg./ Sq.cmg)

5.3.3.3Design vacuum

: (Kg./ Sq.cmg)

5.3.3.4Bursting pressure of

: (Kg./ Sq.cmg)

S. No.DescriptionUnitParameter

6.0NATURAL DRAUGHT COOLING TOWER

6.1Qty. type, make

:

6.2Number of cells:

i)Operating

:

ii)Standby

:

6.3Cooling water flow

: (cum/hr)

6.4Approach temp.

: (oC)

6.5Cooling range

: (oC)

6.6Basin volume

: (cum)

6.7Fill material

:

6.8Design wet bulb temperature

: (oC)

6.9Total heat exchange

: (K.Cal/hr)


7.0AUXILIARY COOLING WATER SYSTEM

7.1Plate Type Heat Exchanger

7.1.1Secondary water inlet temperature

:

7.1.2Primary water outlet temperature

:

7.1.3Overall fouling factor

:

7.1.4Minimum Heat transfer area per PHE

:

7.1.5No. of heat exchangers/unit

:

7.1.6Material of construction

:

7.1.7Plate

:


8.0CONDENSER ON LINE TUBE CLEANING SYSTEM

8.1Name of Manufacturer :

8.2Ball cleaning system :

8.2.1Ball separator section :

a)Design pressure / temperature:

b)Waterquantity:

c)Pressure drop across screens in fouled condition:

d)Pressure drop across screens in cleaned condition.:

8.3Material

a)Outer shell:

b)Flanges:

8.4Pump ParticularsBall re-circulation pump

Pressure differential system

a)Type of pump:

b)Capacity:

c)Head:

d)Power consumption:

e)Speed:

8.5Material of Construction

a)Shaft:

b)Impeller:

c)Casing:

8.6Motors

a)Type & Rating:

b)Voltage, phase & frequency:

c)Speed:

d)Type of enclosure:

e)Class of insulation:

8.7Distributor with site glass

a)No. & size of inlet of the distributor:

b)No. & size of the outlet of the distributor:

8.8Cleaning balls per system Abrasive

Normal

a)No. of balls required for each system: nos.

b)Quantity of balls in re-circulation : nos.

c)Self life/duration of cleaning balls:

d)Expected replenishment of balls/ month:

e)Diameter:

g)Material of ball:

8.9Differential Pressure Measuring System

a)Automatic pressure measuring system with automatic flushing and control of electrical and mechanical function included.

:

b)Type make & Range of transmitter

:

8.10Type make and rating of flushing Pump

:

8.11Type make and rating of 3 way ball valve

:


9.0FUEL OIL SYSTEM

9.1Oil PumpsLight OilFurnace OilDrain Oil

Un-loadingPressuri-singUn-loadingPressuri-sing

a)Type, make, quantity:

b)Flow: (lpm)

c)Discharge pressure: (kg/cm2g)

d)Impeller material:

e)Shaft material:

f)Motor rating: (kW)

9.2Oil TanksFurnace OilLight OilDrain Oil

a)Type, Number & capacity of each:

b)List accessories provided:

c)Overall dimensions (diameter x height of each tank):

d)Oil heating arrangement:

i)Media for heating:

ii)Type:

iii)Surface area provided:

e)Thermal insulation & cladding details:

9.3Fuel Oil Suction Heaters

a)Quantity, type:

b)Heat transfer area: (Sq.M)

c)Operating data:

i)Flow: (kg/hr)

ii)Operating pressure: (kg/cm2g)


10.0COAL HANDLING PLANT

10.1BELT CONVEYORS (Furnish information for each belt conveyor-wise

10.1.1Guaranteed capacity (tph)

10.1.2Belt width x speed x Troughing angle (mm x m/s x deg.)

10.1.3Type & Make of belt and standard adopted:

10.1.4Belt rating (kN/m)

10.1.5Top cover thickness x Bottom cover thickness (mm x mm

10.1.6Cover grade:

10.1.7Idlers:

i)Standard adopted: for tube x idler set:

ii)Tube material x outside diameter (OD) x thk (mm x mm)

iii)Type & Make of bearings:

iv)Min. bearing life in working hours (Hrs.)

10.1.8Pulleys:

10.1.8.1Head Pulley (including traveling trippers head pulley):

i)OD x bearing cold rolled steel (CRS) x shell thk x end disk thk(mm x mm x mm x mm)

ii)Shaft dia @ bearing x shaft material (mm)

iii)Shaft deflection (min.)

iv)Type x thk x lagging material x shore hardness (_ x mm x __ x Shore A)

10.1.8.2Drive Pulley (for dual drive and where drive unit is not at head end):

i)OD x bearing CRS x shell thk x end disc thk(mm x mm x mm x mm)

ii)Shaft dia @ bearing x shaft material (mm x _ mm)


iv)Type x Thk x Lagging material x Shore hardness(__x mm x __ x Shore A)

10.1.8.3Tail + Takeup + Bend Pulley (including tripper bend pulley):

i)OD x bearing CRS x shell thk x end disc thk(mm x mm x mm x mm)

ii)Shaft dia @ bearing x shaft material: (mm x __mm)

iii)Shaft deflection: (min.)

iv)Lagging thk x material x shore hardness (mm x __ x Shore A)

10.1.8.4Snub Pulley

i)OD x Bearing CRS x Shell thk x End disc thk(mm x mm x mm x mm)

ii)Shaft dia x Shaft material (mm)


iv)Lagging thk x material x Shore hardness(mm x __ x Shore A)

10.1.8.5Deflector Roller

i)OD x Shell thk x bearing CRS (mm x mm x mm)

ii)Shaft dia @ bearing x type of bearing: (mm x __)

iii)Lagging thickness x material: (mm x __)

iv)Quantity provided per conveyor: (Nos.)

10.1.8.6Holding down Pulley (on concave portion of belt):

i)Pulley OD x shaft dia x bearing CRS:

ii)Lagging thk x material:

10.1.8.7Pulley (General)

i)Min. bearing life in working hours: (Hrs.)

ii)Type & Make bearing used:

iii)Type & Make of plummer block:

iv)Material of construction of plummer block:

v)Standard adopted (pulleys)

:

10.1.8.8Drive Unit

i)Type of drive unit:

ii)Wrap angle: (Deg.)

iii)Actual power consumption at motor shaft: (kW)

iv)Motor power installed: (kW)

v)Type; make of fluid coupling (HS side):

vi)kW rating of fluid coupling: (kW)

vii)Gearbox type & Make and size:

viii)Service factor used (for gearbox selection) on motor rating:

ix)Input kW rating x thermal rating: (kW x kW)

x)Type, size & make of low speed coupling:

xi)Type, Size & Make of Holdback provided (where applicable):

xii)Service factor used to select holdback:

xiii)Torque rating of holdbad: (Nm)

xiv)Type, size & make of brake provided:

xv)Service factor used to select brake:

xvi)Torque rating of brake:

10.1.8.9Skirtboard

i)Skirtboard length @ lading point x plate thk: (m x mm)

ii)Liner material & thk: (__ x mm)

10.1.8.10Deck plate length @ loading point x plate thk : (m x mm)

10.1.8.11Deck plate length x plate thk (at head end): (m x mm)

10.1.8.12Safety switches

i)Type x Make x Rating of zero speed switch:

ii)Numbers with location (zero speed switch):

iii)Type x Make x Rating of belt sway switch:

iv)Spacing [Belt sway switch (pair)]: (m)

v)Type x Make x Rating of Pull cord switch:

vi)Spacing [Pull cord switch (pair)]: (m)

vii)Type & size of pull chord wire:

viii)Type x Make of belt sequence & deinterlocking switch x rating x location:

10.1.8.13Chutes [Material of construction (MOC)]

i)Head pulley hood:

ii)MOC x thk of chute plate [(-) 300 mm coal]:

iii)MOC x thk of liner [(-)300mm coal]:

iv)MOC x thk of chute plate [(-)20mm coal]:

v)MOC x thk of liner [(-)20mm coal]:

vi)MOC x thk (dribble chute):

vii)MOC x thk (dribble chute liner):

viii)Type of gate provided in 2-way chute (exclude tripper chute):

ix)Type & make of head pulley cleaner:

x)Number & Location of plow cleaner:

xi)Electric/Manual Hoist above drive unit provided as per spec.: (Yes/No)

xii)T.U unit features as per spec provided.: (Yes/No)

10.2GATES

10.2.1Rod Gates

a)Quantity & Location:

b)Make:

c)Rod size used (dia).): (mm)

10.2.2Rack & Pinion Gates


b)Gate PL MoC x thk: (__ x mm)

c)Gate PL liner MoC x Thk: (__ x mm)

d)MoC: Rack x Pinion x Roller:

e)Motor rating: (kW)

f)Provision of locking & manual operation:

10.2.3Flap Gate


b)Gate PL MoC x Thk: (__ x mm)

c)Gate PL liner MoC x Thk: (__ x mm)

d)Motor rating: (kW)

e)Type x Make x Thrust rating of actuator : (__ x __ x kgf)

f)Provision for manual operation provided: (Yes/No)

10.3BELT WEIGHER

10.3.1Quantity & Location:

10.3.2Type x Make:

10.3.3Weighing Range (guaranteed): (tph)

10.3.4Guaranteed accuracy on stationary conveyor (i.e. standard conveyor): (%)

10.3.5Guaranteed accuracy on boom belt conveyor: (%)

10.3.6Totaliser unit & Recorder etc provided in coal handling plant control room:

10.3.7Belt weigher for boom belt shall also be included in above:

10.4INLINE MAGNETIC SEPARATOR (over head pulley)

10.4.1Type of magnet x Make x Type of cooling system:


10.4.3Lifting range x flux density [(-)300 mm coal]: Guaranteed

: (mm x gauss)

10.4.4Lifting range x flux density [(-)20 mm coal]: Guaranteed

: (mm x gauss)

10.4.5Guaranteed minimum size of iron ball that can be lifted from (-)300 mm coal belt: (mm dia)

10.4.6Guaranteed minimum size of iron ball that can be lifted from crushed coal [(-) 20 mm] belt

: (mm dia)

10.4.7Power consumption of magnet

[(-) 300 mm coal]: (kW)

10.4.8Power consumption of magnet

[(-) 20 mm coal]: (kW)

10.4.9Lifting capacity of manual hoist on electric trolley: (t)

10.4.10Non-magnetic pulley & chute as per spec provided: (Yes/No)

10.4.11MoC of coils:

10.4.12Standard adopted for magnet

:

10.4.13Drive unit motor rating (belt)

: (kW)

10.5SUSPENDED ELECTRO-MAGNET

10.5.1Type of magnet x Make x Type of cooling system:


10.5.3Lifting range x flux density [(-)300 mm coal]: Guaranteed: (mm x gauss)

10.7.4Lifting range x flux density [(-)20 mm coal]: Guaranteed: (mm x gauss)

10.5.5Guaranteed minimum size of iron ball that can be lifted from (-)300 mm coal belt: (mm dia)

10.5.6Guaranteed minimum size of iron ball that can be lifted from crushed coal [(-)20 mm] belt: (mm dia)

10.5.7Power consumption of magnet [(-)300 mm coal]: (kW)

10.5.8Power consumption of magnet [(-)20 mm coal]: (kW)

10.5.9Lifting capacity of manual hoist on electric trolley: (t)

10.5.10MoC of coils:

10.5.11Standard adopted for magnet

:

10.5.12Weight of complete unit: (kg.)

10.6METAL DETECTOR (MD)

10.6.1Type & Make:

10.6.2Location & Quantity:

10.6.3Detecting capacity (guaranteed)

:

10.6.4Hooter and sand bag marker system provided: (Yes/No)

10.6.5Brief description of detectors operation:

10.6.6Any special controls for smooth operation of metal detector as suspended electromagnet will be located on upstream side of metal detector and inline magnetic separator shall be located on downstream side of metal detector

:

10.6.7Audible range of hooter (guaranteed): (m)

10.7BUNKER LEVEL INDICATORS

10.7.1Type & Make of main bunker level indicator (ultrasonic type):

10.7.2Total number of ultrasonic level indicators provided: (Nos.)

10.7.3Accuracy (guaranteed):

10.7.4Type & Make of level indicator as back-up [for main bunker level indicator (described as per 4.9.1] for high/high level:

10.7.5Accuracy of back-up level indicator (guaranteed):

10.7.6Total number of back-up level indicator provided: (Nos.)

10.7.7Location of annunciation & indication as per spec provided (for above level indicators): (Yes/No)

10.8BULLDOZER

10.8.1Quantity (operating + standby): (Nos.)

10.8.2Make & Model Number:

10.8.3Guaranteed production rate for coal @ 0.8 t/m3 at 50 m average lead:

10.8.4Gear shifting time: (min.)

10.8.5Fly wheel power (net) (ISO:9249): (kW x RPM)

10.8.6Blade size (coal blade): [mm (W) x mm (H)]

10.8.7Tilt cylinder (for coal dozer) provided: (Yes/No)

10.8.8Standard accessories as per spec provided: (Yes/No)

10.8.9Attachments as per spec provided: (Yes/No)

10.8.10Operating mass: (kg)

10.9ROLLER SCREEN

10.9.1Type; Make; Numbers:

10.9.2Guaranteed capacity (for coal @ 0.8t/m3): (tph)

10.9.3Separation size (guaranteed)

: (mm)

10.9.4Effective: Width x Length (for screening): (mm x mm)

10.9.5Maximum lump size allowable

: (mm)

10.9.6Can it withstand the impact load due to (-)300 mm lumps of coal in the feed: (Yes/No)

10.9.7Maximum feed moisture permissible: (%)

10.9.8Material of construction of eccentric disc roll

:

10.9.9Type x Number of drive unit:

10.9.10Number of motor x kW rating each: (No. x kW)

10.9.11Total machine weight including hood: (kg.)

10.10TRAVELLING TRIPPER (Bunker Feed Conveyors)

10.10.1Type of drive unit for tripper travel x Motor kW rating: (kW)

10.10.2Travel speed (guaranteed): (m/min.)

10.10.3Tripper belt slope: (Deg.)

10.10.4Energy chain system provided for trailing cables. Furnish make: (Yes/No)

10.10.5Motor kW rating x Thrust rating of actuator for flap gate: (kW x kgf)

10.10.6Trippers 2-way chute as per spec provided: (Yes/No)

10.10.7Rail size x Rail gauge: (kg/m x mm)

10.10.8Total number of axle & material of construction of axle:

10.10.9Wheel dia x MoC x BHN: (mm x __x BHN)

10.1010Type & Make of external scraper for head pulley:

10.10.11Limit switches, Rail clamp, end stops, brakes, etc for smooth & safe operation of tripper travel provided: (Yes/No)

10.11BELT VULCANISING MACHINE

10.11.1Type & Make; numbers:

10.11.2Elec. rating of element:

10.11.3Types of belt which can be vulcanized (EP/NN/Steelcord):

10.12SUMP PUMPS (Location wise shall be stated )

10.12.1Number of pumps provided per sump (operating + standby): (Nos.)

10.12.2Spacing of sump:

10.12.3Type & Make of pump:

10.12.4Guaranteed pump discharge capacity (m3/hr) x head (m) [for water containing coal particles/ lumps]: (m3/hr x m)

10.12.5Motor kW rating: (kW)

10.12.6Type of mechanism for auto-start/stopping of pump:

10.12.7Bar grid on sump pit provided: (Yes/No)

10.12.8Discharge pipe upto nearest drain provided: (Yes/No)

10.13ELECTRIC HOISTS (Location wise shall be stated )

10.13.1Adopted standard:

10.13.2Type & Make of electric hoist:

10.1.3Are electric hoists provided as per criteria of spec: (Yes/No)

10.13.4Maintenance platform (to repair etc) provided as per spec:

10.13.5Monorail beam covering important components of coal handling plant equipment as per spec provided: (Yes/No)

10.14MANUAL HOISTS (Location wise shall be stated)

10.14.1Adopted standard:

10.14.2Type & Make:

10.14.3Are manual hoist provided as per criteria of spec: (Yes/No)

10.14.4Manual hoist with electric trolley provided for magnetic separator as per spec: (Yes/No)

10.14.5Rail piece/Beam with hook provided for take-up pulley of vertical gravity take-up : (Yes/No)

10.15VENTILATION SYSTEM

10.15.1Type of ventilation system as per spec provided: (Yes/No)

10.15.2Tunnel ventilation (VS-1/2):

i)Air changes per hour (guaranteed):

ii)Type & make of supply air fan:

iii)Type & make of exhaust air fan:

iv)Type of filter x its efficiency x standard:

v)Material of construction of ducting x standard:

vi)Material of construction of grills:

vii)Air velocity units kept as per spec: (Yes/No)

10.15.3Unitary type pressure ventilation in areas as per spec provided: (Yes/No)

10.15.4Unitary type pressure ventilation system:

i)Guaranteed number of air changes per hour:

ii)+/Ve pressure (min.) maintained in the area (guaranteed): (mm WC)

iii)Type & make of fan:

iv)Louvers/filter/water spray system/ducting/grills etc as per spec provided: (Yes/No)

v)Air velocity limits kept as per spec.: (Yes/No)

10.15.5Ventilation System:

(Furnish Air changes considered per hour for the following areas):

i)Spare storage cum tool room (of track hopper complex):

ii)Building (for DS system chemical tank/mixing/ metering pumps etc for track hopper complex):

iii)Battery room (Building # ER-1):

iv)Battery room (Building # ER-2):

v)Junction towers:

vi)Drive house (DH-1A/1B):

vii)Crusher house:

viii)Spare part storage room in crusher house:

ix)Bunker floor area:

x)Toilet areas:

10.15.6Ceiling fan with electronic regulators provided to suit in operators cabin of SR-I/II and electrical maintenance room (in building # ER-2):

10.15.7Exhaust fan (propeller type or axial flow type) provided as per spec in the specified areas: (Yes/No)

10.15.8Roof extractors provided as per spec in the specified areas: (Yes/No)

10.15.9Technical features for exhaust fan as per spec provided: (Yes/No)

10.15.10Technical features for roof extractor as per spec provided: (Yes/No)

10.16AIR-CONDITIONER SPLIT type

PACKAGE pe

10.16.1Type & Make:

10.16.2Numbers with location (including standby, if any)

:

10.16.3Cooling capacity: (TR)

10.16.4Number and type of air curtains with auto-doors provided

:

10.17CRUSHERS

10.17.1Type & Make of crusher:

10.17.2Numbers provided:

10.17.3Crushing capacity (guaranteed)

: (tph)

10.17.4Maximum feed size (ROM coal): (mm)

10.17.5Guaranteed coal output size: (mm)

10.17.6Rotor speed: (RPM)

10.17.7Type of Motor x kW rating: (__ x kW)

10.17.8Type & make fluid coupling:

10.17.9KW rating of fluid coupling: (kW)

10.17.10Nature of interlock & safety devices provided:

10.17.11Type, make & size of bearings:

10.17.12Bearing life in working hours:

10.17.13Material of Construction (MOC):

i)Frame and its liner:

ii)Cage frame:

iii)Screen bars:

iv)Crushing rings:

v)Suspension bars:

10.7.14Is product size adjustable? If yes, furnish size range: (Yes/No)

10.17.15Tramp iron trap provided: (Yes/No)

10.17.16Hydraulic system to open crusher frame (for maintenance etc) provided: (Yes/No)

10.17.17Furnish wear life in million tonnes (MT) of material crushed of:

i)Crushing rings: (Mt)

ii)Suspension disc: (Mt)

iii)Frame liner: (Mt)

10.17.18Gerb spring/Visco-damper arrangement to support crusher provided: (Yes/No)

10.17.19Vibration level of crusher:

10.17.20Vibration level of crusher support (using Gerb spring/ Visco-damper system) :

10.17.21Crusher weight without drive unit: (Mt)

10.17.22Complete crusher weight with drive unit: (Mt)

10.17.23Monorail with electric hoist provided: (Yes/No)

10.18SAMPLING SYSTEM FOR COAL (CSS)

10.18.1Location & number of CSS:

10.18.2Standard adopted:

10.18.3Sampling system (CSS-1) for crusher house:

10.18.4Number of stages:

10.18.5Type of primary sampler:

10.18.6Sample mass per cut x cuts per hour (primary): (kg x no. per hour)

10.18.7Type of sec. sampler:

10.18.8Sample mass per cut x cuts per hour (sec. sampler): (kg x no. per hour)

10.18.9Type of tertiary (final) sampler:

10.18.10Sample mass per cut x cuts per hour (final sample): (kg x no. per hour)

10.18.11Mass & max. lump size of final sample (guaranteed): (kg x mm)

10.18.12Sampling System (CSS-2) for:

i)Number of stages:

ii)Type of primary sampler:

iii)Sample mass per cut x cuts per hour (primary) (kg x no. per hr)

iv)Type of sec. sampler:

v)Sample mass per cut x cuts per hour (kg x no. per hr)

vi)Type of tertiary (final) sampler:

vii)Sample mass per cut x cuts per hour (final) (kg x no. per hour)

viii)Mass & max. lump size of final sample (guaranteed) (kg x mm)

10.18.13General (CSS-1 & 2):

10.18.14Type of liner used for chutes:

10.19STACKER CUM RECLAIMER

10.19.1Make & Model No. and Standards adopted:

10.19.2Capacity (Guaranteed):

i)Stacking rate

: (tph)

ii)Reclaiming rate based on 4 hours average: (tph)

iii)Max. stacking/reclaiming capacity: (tph/tph)

10.19.3Stockpile Data Guaranteed:

(Stockpile on one side of yard belt)

a)Height above rail level: (m)

b)Effective stacking & reclaiming capacity per metre length of stockpile: (t/m)

c)Width x Length (of stockpile at top): (m x m)

d)Width x Length (of stockpile at base): (m x m)

e)Total capacity of stockpile: (t)

f)Capacity of dead storage (i.e. that cant be reclaimed by bucket wheel, coal @ 0.8 t/m3): (t)

10.19.4Trailer/Carriage Data:

a)Wind velocity considered:

i)For operating condition of M/c: (m/s)

ii)For non-operating condition of M/c: (m/s)

b)Max. wheel load considering impact: (t)

c)Wheel dia x tread width: (mm x mm)

d)Stability factor:

i)For operating condition of m/c with max permissible wind velocity and max. live load:

ii)For operating conditions of m/c with max permissible wind velocity without any live load:

iii)For non-operating condition of m/c with max. permissible wind load:

10.19.5Furnish details of slewing mechanism & bearing make:

10.19.6Bucket Wheel Assembly:

a)Type & Make x dia: (m)

b)Capacity per bucket x Number of bucket x RPM (Lit. x Nos. x RPM)

c)Material of construction:

i)Bucket:

ii)Bucket liner:

iii)Bucket teeth & lips:

d)Motor kW rating of drive (kW)

e)Bucket wheel drive reversible (Yes/No)

10.19.7Boom Belt Conveyor / Rev. Conveyor:

a)Boom length: (m)

b)Centre to centre boom belt: (m)

c)Range of luffing: (Deg.)

d)Slewing angle of boom: (Deg.)

e)Slewing speed:

i)Maximum: (m/min)

ii)Minimum: (m/min)

f)Motor rating: (kW)

10.19.8Confirm that complete Stacker/ Reclaimer unit together with yard belt shall be complete with all relevant safety features, limit switches etc., communication & public address system: (Yes/No)

10.20DUST EXTRACTION SYSTEM (DES)

10.20.1Number of system & location:

10.20.2Type & Make of system:

10.20.3Type of fan & casing thk:

10.20.4Motor kW x RPM (fan): (kW x RPM)

10.20.5Static pressure: (mm WC)

10.20.6Total pressure: (mm WC)

10.20.7Power consumption: (kW)

10.20.8Bag filter:

a)Type & Make:

b)Air to cloth ratio:

c)Bag material and its life in working hours: (Hrs.)

d)Type of dust removal from bag:

e)Overall size of filter unit (W x L x M): (m x m x m)

10.20.9Cyclone unit:

a)Material of construction and thickness:

b)Efficiency (with particle micron size): (%)

10.21PNEUMATIC CONVEYING SYSTEM (Mobile) Type

10.21.1Type of system (Dense/lean phase):

10.21.2Total number of mobile type Pneumatic system provided: (Nos.)

10.22DUST SUPPRESSION SYSTEM (DSS)

10.22.1Prewetting System for Wagons (plain water spray system)

a)Location:

b)Type & Make of nozzle:

c)No. of nozzles per wagon: (Nos.)

10.22.2Dust Suppression System (DSS) for Wagon Tippler House

a)Type & Make of DS system:

b)Location:

c)Total installed power: (kW)

10.22.3Dust Suppression System of Coal Stockpiles (Plain Water)

a)Type & Make of nozzles and MOC:

b)Discharge pressure (m of WC) & water flow rate (m3/hr) at nozzle tip: (m x m3/hr)

c)Discharge capacity per nozzle: (m3/hr)

10.22.4Dust Suppression System mounted on Trailer of Stacker/Reclaimer

a)Type & Make of nozzles:

b)Material of construction of nozzle:

c)No. of nozzles provided and indicate locations:

10.23BULLDOZER

10.23.1Nos. Required:

10.23.2Type Coal Dozer attachment:

10.23.3Handling Material and Uncrushed coal (of less than or equal to300mm) from Stock pile:

10.24PERFORMANCE GUARANTEE REQUIREMENTS

10.24.1Following capacity/ratings etc shall be guaranteed:

a)Belt conveyor system:

b)Roller screen:

c)Crusher:

d)Stacker cum Reclaimer:

e)Vibrating feeder:

f)Belt weigher accuracy:

g)Dust suppression system:

h)Dust extraction system:

i)Noise level:

10.24.2All other equipment of CHP (not mentioned above) shall be guaranteed to operate satisfactorily when above mentioned equipment/ system operate at aforecited guaranteed capacity/ratings etc.: (Yes/No)


11.0ASH HANDLING SYSTEM

11.1Design Basis

11.1.1Type of System Offered

11.1.2Bottom Ash System

11.1.3Economiser Ash System

11.1.4Air Heater System

11.1.5Fly ash System

a)Fly ash Extraction (ESP to Buffer hopper / Collector Tank)

b)Fly ash Transportation (From Buffer hopper / Collector Tank)

11.1.6Complete description/write up on Ash Handling System as offered including in the bid) YES / NO

11.1.7Ash handling System and Plant Supplier / Manufacturer

11.2DESIGN BASIS

11.2.1Maximum coal consumptionTPH

11.2.2Ash Content%

11.2.3Ash Generated

a)TotalTPH

b)Bottom AshTPH

c)Economiser AshTPH

d)Air Heater AshTPH

e)ESP Fly Ash TPH

f)Stack TPH

11.2.4System Operation Time

a)Bottom AshMinutes

b)Economiser AshMinutes

c)Fly Ash (Air Heater, ESP & Stack)Minutes

d)Ash Slurry Disposal SystemMinutes

e)Silo Unloading SystemMinutes

11.2.5System Capacity

a)Bottom Ash SystemTPH

b)Economiser Ash SystemTPH

c)Fly Ash SystemTPH

d)Silo UnloadingTPH

11.2.6All other design criteria considered as per Technical Specification Section 5.4.16

YES/NO

11.2.7Furnish complete water balance for Ash Handling plant including ash water recirculation system

YES/NO

(Ref Drg. No. _____________ )

11.3BOTTOM ASH (BA) SYSTEM

11.3.1Bottom Ash Hopper

a)Capacities of Bottom ash hopper (on dry ash basis), Tonnes (upto max ash level)

b)Details of seal/ expansion joint between boiler and bottom ash hopper

c)Details of seal/ expansion joint between bottom ash hopper and dry ash conveyor

d)Details of refractory and insulation for bottom ash hopper

e)Details of bottom ash hopper isolation gates

Quantity

Type of arrangement for gate opening and closing

Size of gates

Material of construction

IIDry Bottom Ash Conveyor

a)Numbers offered

b)Dry bottom ash conveyor belt/ chain speed first stage

Normal operating condition

Design capacity

Dead start capacity

b)Post cooler belt / chain speed second stage


Design capacity

Dead start capacity

c)Post cooler belt / chain speed third stage


Design capacity

Dead start capacity

Dry Bottom AshPost Cooler 1Post Cooler 2

d)Conveyor Size width and height

e)Belt/ chain size

f)Belt/ chain manufacturer

g)Type of belt/ chain

h)Standard to which belt/ chain conforms

i)Test strength of belt/ chain

j)Length of belt/ chain

k)Hardness of belt/ chain and heat treatment details

l)Details of pans to be furnished

m)Material of Construction

Pan

Material

Type

Dimension

n)Drive sprockets/ pulleys/ idlers

o)Idlers/ Tail end rollers

p)Guide Rollers

q)Transition Chute

r)Whether motorized self propulsion arrangement provided for shifting of the conveyor provided.

s)Chain belt tensioning arrangement

t)Chain belt cleaning arrangement

u)Details of conveyor arrangement with makes

v)KW rating of motor

w)Details of conveyor body

Dimension of body

Volumetric capacity of conveyor

Extractor provided with maintenance and access panel

Material and thickness

Material thickness and hardness of lining (if any)

x)Conveying air ingress quantity and temperature to boiler from first stage under following condition


Design capacity

y)Temperature of ash at outlet of primary conveyor

z)Temperature of ash at outlet of secondary conveyor

IIIInstrument Air Requirement

a)MCR

b)Maximum

IVBottom Ash Surge Hopper

a)Surge hopper dimensions

Diameter, m

Surge hopper overall height, m

Surge hopper inside height, m

b)Effective storage capacity of surge hopper

Tones

Cubic metres

c)Recommended inside lining material, thickness

d)Bottom ash pipe belt conveying capacities design, normal

e)Vibrating feeder

Type

Capacity and range

Type of drive and rating

Trough material

Liner material

f)Dust conditioner

Number

Capacity t/hr

Water quantity required in cum/hr

Pressure of inlet water kg/ cm2

Location of spray headers

Paddle mixer, diameter and speed

Outlet type

Shaft of mixer (type & diameter)

Type of trough

Type of shaft

Material of construction

Trough/ top cover

Paddles

Shaft

Spray nozzles

g)Surge hopper is conicalYes

h)Surge hopper fitted with pressure/ vacuum release deviceYes/ No

i)All surge hopper instruments providedYes/ No

j)Any other special feature recommended for surge hopper design for storing hot ash, unloading silo ash or any other consideration?Yes/ No

VSurge Hopper Unloading feeder

a)Type and make

b)Number offered per silo/ hopper

c)Rated capacity, each t/hr (dry ash)

d)Full shut off possible

e)Actuation

f)Material of construction & thickness

Feeding element

Gate & seat/ enclosure (as applicable)

11.4ECONOMISER ASH SYSTEM

11.4.1Hopper Isolation Valve and Ash Feed Valves

a)Location

b)Quantity

c)Type

d)Manufacturer

e)Size

f)Method of operation

Material of Co

1l datasheets editable copy

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