power management system by abb

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ABB

AS

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2007

ABB

Power Management System

for Industrial Plants


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IndustrialITfor PMS

Introduction

Electrical Process

System configuration

Functionality PMS

ReferencesBenefits


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Tasc of Power Management Systems

Avoiding blackouts in industrial plants!

Power Sharing

Load Shedding


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Critical Loads

Limited In-plant Generation

Insufficient reliability of grid supply

Operational Drivers for IndustrialITfor PMS

Load Shedding

}

Several Generators

Power Sharing with other plants/grids Power Control}

Generator Modes and Operation

Transformer Control and Monitoring

Circuit Breaker Operation

Object Control}Connection to other plants/grids

Bus-Tie operationSynchronization}


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Why ABB IndustrialITfor PMS?

In-depth knowledge of the electrical process

20 years experience in PMS implementations across the world(green-field and brown-field plants)

Standard software, well documented, tested, proven technology

Fast Response Time for Load Shedding and Power Control

High Resolution and Accuracy of Sequence of Event recording

Comply to class 3 EMC immunity Single responsibility: One supplier for PMS integrated with

switchgear, protection, governor, excitation, transformer, tapchanger,Motor Control Centre, Variable Speed Drive, etc.

Experience with EPCs like: ABB Lummus, Bechtel, Chiyoda, Fluor

Daniel, Foster Wheeler, JGC, Kellogg, Larson & Tubro, Mitsubisi,Snamprogetti, Technip, Toyo, Toshiba, etc.


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Functionality Power Management Systems

Load Shedding

Active and Reactive Power Control

Supervision, Control and Data Acquisition (SCADA):

Generator and Turbine

Transformer and Tapchanger

Circuitbreaker, Disconnector and Earthing switches

Motor

Synchronization


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Different names for the same system

PMS : Power Management System

ENMC : Electrical Network Monitoring and Control system

ELICS : ELectrical Integrated Control System

PDCS : Power Distribution and Control System

LMS : Load Management System ECS : Electrical Control System

etc.


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Information Enabled Product . . .

Utilities

Fonts

Drivers

=


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Object approach

Simulation Model

Test Report

Control Program

Elec. Diagram

Mech. Drawing

Technical Spec.


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The global standard common for IEC and ANSI ...


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800xA architecture for Power Management System

TCP/IP Network

Plant & Enterprise Management Systems

Remote Users

ServerOperatorStation

EngineeringStation

Substation N

M M M M

MV

G

IEC 61850

LV

AC800MController

DCS

ProfiNet IO

Control Network

Substation 1 Substation 2 Substation Z

Router


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ControlITAC 800M Hardware

AC 800M

Built in redundant Ethernet Very low power consumption

Communication & fieldbus

interfaces

Hot swap of communication- and

I/O modules

Local and remote I/O options

Industry quality hardware with

excellent EMC and MTBF

properties

ControlIT


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Load Shedding

Functionality IndustrialITfor PMS

?

Without Load SheddingWith Load Shedding


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Load Shedding: The types

Fast Load Shedding on Loss of Power Resources

Load Shedding on Frequency Drop

Slow Load Shedding on Overload

Slow Load Shedding for Peak Shaving

Manual Load Shedding


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Load Shedding: Keywords

Fast

Exact Flexible

Co-ordinated

Deterministic

Security and Reliability

Accurate Event Logging

Operator Guidance

Independent Back-up System

(Click here for details)


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ABBs starting-point for Load Shedding

Secure electrical power to

critical loads

Minimal disturbance to

plant operation

No spurious operation

30MW20MW15MW

G2G1

M1 M2 M3 M4 M7M6M5

9MW

(5)

6MW

(3)

1MW

(3)

20MW

(1)

10MW

(2)

7MW

(4)

12MW

(5)


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M MMM M MMM MMM M MM MM M MMM

M MMM

G G

M MM M

G G

M MM M

G G G

GGG GGG

MM

33 kV level

6 kV level

(back-up)

400 V level

(back-up)

Contingency Load Shedding


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RED bays (Load Shed Groups):

Open Command 5-10 ms.

CB position 1 s.

Power Flow 1 s.

G G

M MM M

G G

M MM M

6 kV

GGG GGG

MM

33 kV

BLUE bays (Critical Signals):

CB position 5-10 ms.

Power Flow 1 s.

6 kV

Substation N

Fast Load SheddingRequired data

Substation 2

Substation 1


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Fast Load SheddingBusbar Load Tables

Busbar Left

1. 0 MW2. 2 MW

3. 2 MW

4. 2 MW

5. 7 MW

6. 9 MW7. 9 MW

8. 9 MW

Busbar Right

1. 0 MW2. 0 MW

3. 5 MW

4. 5 MW

5. 5 MW

6. 5 MW7. 10 MW

8. 12 MW2MW(2)2MW

(6)

5MW

(5)

5MW

(1)

5MW

(3)

2MW

(4)

2MW

(8)

16 MW

G1

16 MW

G2

5MW

(7)

M1 M2 M3 M4

M8M7M5 M6


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Fast Load SheddingContingency Load Table

Busbar L +

1. 0 MW2. 2 MW

3. 2 MW

4. 2 MW

5. 7 MW

6. 9 MW7. 9 MW

8. 9 MW

Busbar R =

0 MW0 MW

5 MW

5 MW

5 MW

5 MW10 MW

12 MW

Cont. 1

0 MW2 MW

7 MW

7 MW

12 MW

14 MW19 MW

21 MW

PInhibit= PGenerationPLoads= 3221 = 11MW

2MW

(2)

2MW

(6)

5MW

(5)

5MW

(1)

5MW

(3)

2MW

(4)

2MW

(8)

16 MW

G1

16 MW

G2

5MW

(7)

M1 M2 M3 M4

M8M7M5 M6


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Fast Load SheddingTrip of Generator 2

Power Balance:

PGen+ PSR PLoad+ PInhibit

PSR = 5 MW

16 + 5 21 + 11

21 32 Shed 11 MW

Check Table Shed Prio 5 Shed M1, M3 and M5

2MW

(2)

2MW

(6)

5MW

(5)

5MW

(1)

5MW

(3)

2MW

(4)

2MW

(8)

16 MW

G1

16 MW

G2

5MW

(7)

M1 M2 M3 M4

M8M7M5 M6


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Display Load Shedding SLD (before)

2.2 1.8 1.8 2.13.3

2.50.1

1.57.2

5.7

MW MWMW MW

MW

MWMW

Hz

kV

Generator trip


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Display Load Shedding SLD (after)

0.0 1.8 1.8 2.13.3

2.50.1

1.54.8

3.9

MW MWMW MW

MW

MWMW

Hz

kV

Ethernet TCP/IPEthernet TCP/IPEthernet TCP/IPEthernet TCP/IP


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Display Load Shedding SLD (after)

0.0 1.8 1.8 2.13.3

2.50.1

1.54.8

3.9

MW MWMW MW

MW

MWMW

Hz

kV


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Display Accumulated LoadShed table


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Functionality IndustrialITfor PMS

Load Shedding


Minimum

Excitation

Rotor Instability Line

Operating

Minimum

Turbine Maximum

P

Q-LagQ-Lead

Maximum Excitation

(Rotor Heating)

MVA-circle

(Stator Heating)

Minimum

PF-Leading

MinimumPF-lagging

Display Generator Capability Diagram


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Turbine Control

Primary Turbine Controller

Droop or isochronous

PMS provides:

Manual control (Droop)

Manual MW setpoint

Automatic frequency control

Automatic setpoint control

(MW sharing)

Automatic mode change:

CB trip

Turbine trip etc.


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Generator Control

Primary AVR:

Droop or voltage control

PMS provides:

Manual control (Droop)

Manual setpoint control

(setpoint is PF)

Automatic Voltage Control

(AVR receives raise/lower

from PMS)

Automatic setpoint control(MVar sharing)

Automatic mode change:

CB trip


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P

Q-LagQ-Lead


In island operation:

Maintain system frequency

Maintain system voltage

Connected to grid:

Control active power exchange

Control re-active power exchange

Share active and reactive power amongst the machines

Participation factors

Efficient Power Generation optimization

Spinning Reserve optimization

Standby optimization

NOx constraints

Objectives

Coordinated control of power generation

Achieve stable operation


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Generator Control

2.2 1.8 1.8 2.13.3

2.50.1

1.57.2

5.7

MW MWMW MW

MW

MW

MW

Hz

kV

3.3

50.02.20.9

0.9

20.0

120.0

3.3

50.0

2.20.9

0.9

20.0

120.01.61.6


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Measuring of U,I,E,calculation of P & Q

Monitoring & Control

Interlockings

Alarm annunciation

Event Time Tagging

Disturbance Recording

Local storage of trip-events

Communication to PMS

Integration with Protection & Control Units

Protection


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Automatic Synchronisation

Manual Synchronisation Adjust voltage magnitude

Adjust voltage frequency

Adjust voltage angle

Rough adjustments by PMS

Fine tuning by a Synchroniser

Close the breaker by the Synchoniser

Synchronisation


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Customers needs

Reliable Electrical Power.

Stable operation to avoid blackouts.

ABBs response

Power Management system including

Load Sheding system based ondynamic fast loadbalance

Power Control.

Customers benefits

No more blackouts due to trip chain of

own generation units.

Reduced consumption electrical power

from utility company due to better in-

house generation control.

N+1 purpose.

Industrial plants / complexes / platforms


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QatarGas II LNG

Customers needs

Experienced PMS supplier to be able to cope

with new concept for LNG Compressor drivessystems

ABBs response

Intelligent Power Management System

controlling:3* STGs (each 44 MW)

1* GTG (33 MW)

6* VFD/GTG (each 45 MW)

including:

* NOx constrains considerations

* Power flow limitations to QG 1 and QG 3 & 4

* Contingency Load Shedding.

Customers benefits

Reliable operation and

avoiding black-outs.


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Malaysia MLNG, Petronas/Shell

Customers needs

Extension of Power Distribution System with

100 MW to 300 MW for two extra LNG trains

ABBs response

Intelligent Power Management System including

Load Shedding and Power Control

Is-limiters between the three 33 kV substations

(triangle configuration)

Customers benefits

No need for a 132 kV substation including six

132/33 kV Power Transformers

Reliable operation and avoiding black-outs.

ABB

bv-60


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Named Project References

HAR, refinery in Greece

Shell Pernis refinery in the Netherlands

Shell BLNG in Brunei

Shell PDO in Oman

ThaiOil, ThaiLube, RRC refineries in Thailand

La Roche, CHP inUK

Petrobras: REPAR, REDUC, RLAM refineries in Brazil

Reliance: Hazira, Jamnagar & Haldia refineries in India

AFPC, Omar refinery in Syria

ABF, Petronas MLNG Satu, Dua & Tiga in Malaysia

StatOil Gullfaks, LNG Hammersfest & BP Amoco Valhall

QatarGas II, III & IV, PS2 & PS3 in Qatar
http://presentation%20in%20c/OVERHEAD/Displays-ThaiOil.ppthttp://presentation%20in%20c/OVERHEAD/Displays-Jamnagar.ppthttp://presentation%20in%20c/OVERHEAD/Displays-Jamnagar.ppthttp://presentation%20in%20c/OVERHEAD/Displays-ThaiOil.ppt


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Named Customer References


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ABBM i t i i d P F t

The total accumulated switched-off

shortcurrents by a circuitbreaker or

the number of generator starts

t i f i tN d f bi i i f i i t

Power Control, Standby Optimization,

n+1 Criteria, SCADA, etc. are performed by

th t d t b th t

The Human Machine Interfaces for all the

electrical sub-systems can be integrated in

th E M t S t

Serial interfaces with protection & control

it id h tti i i & bl d t

A B B T r a n s m i t O y

N e t w o r k P a r t n e r

FEEDER TERMINAL REF541A B B N e t w o r k P a r t n e r

Uaux = 80...265Vdc/ac

fn =50Hz

In = 1/5 A (I)

1MRS xxxxxx

98150Un = 100/110 V (U)

Uon = 100/110 V (Uo)

Ion = 1/5 A (Io)

9509

ABB PMS allows you to:

Avoid black-outs (up to 500 kUSD / hour) Power control including voltage control, frequency control, sharing power

among generators and tie-line(s). High Speed Contingency Load Shedding (< 100 ms.)

Reduce electricity costs Peak-shaving

Re-active Power Control & Sharing

In case of a shortage of electrical power,

secure the available power to critical loads

by switching off the none important loads

di t d i l d t bl

?

Limit electrical import during peak time and

d k b d h

Minimize operational costs

Decreased number of operators

Event driven maintenance

Single Window concept

Transformer Overload Management

In case of a shortage of electrical power,

secure the available power to critical loads

by switching off the none important loads

di t d i l d t bl

?

Optimizing the stability of the operation of

the electrical generation- and distribution

t k f l t

Minimized cabling and engineering

Optimized network design

Reduce investment costs

power management system by abb

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