sumit kumar

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INSTITUTE OF TECHNOLOGY INSTITUTE OF TECHNOLOGY AND MANAGEMENTAND MANAGEMENT

DATE:-25 October 2010DATE:-25 October 2010

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NTPC India’s Largest Power Company….

Presented By; ISHU CHAUHAN E.C.E- 4th year 0728531017

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TABLE OF CONTENTS:-TABLE OF CONTENTS:-

1.INTRODUCTION.1.INTRODUCTION. 2.PERFORMANCE STATISTICS.2.PERFORMANCE STATISTICS. 3.FEATURES.3.FEATURES. 4.OVERVIEW OF PLANT’s WORKING.4.OVERVIEW OF PLANT’s WORKING. 5.C&I DEPT.5.C&I DEPT. 6.THERMAL PLANT.6.THERMAL PLANT. 7.MAIN COMPONENT OF PLANT.7.MAIN COMPONENT OF PLANT. 8.CONCLUSION.8.CONCLUSION.

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1975- NTPC was set up in 1975 with 100% ownership by government of INDIA . In the last 30 year NTPC Grown into the largest power utility in India

1997- in 1997 govt. of India granted NTPC status of NAVRATNA being on of the nine jewels of India, enhancing the power of the board of director .

2004- NTPC become a listed COMPANY with majority govt. ownership of 89.5% NTPC become 3rd largest by market capitalization of listed company.

2008- NTPC is largest power generation company in India.

Forbes global 2000 for 2008 ranked it 411 in the world.

INTRODUCTION

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PERFORMANCEPERFORMANCE

STATISTICSSTATISTICS

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DESCRIPTIONDESCRIPTION UNITUNIT 1998-991998-99 2009-102009-10 % OF INCREASE% OF INCREASE

Installed Installed

CapacityCapacityMWMW 17,78617,786 28,84028,840 62.1562.15

GenerationGeneration MUsMUs1,09,501,09,50

552,18,842,18,84

0099.8499.84

TABLE SHOWS THAT WHILE THE INSTALLED CAPACITY HAS INCREASED BY 62.15% IN THE LAST

TWELVE YEARS THE GENERATION HAS INCREASED BY 99.84% .

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World top ten power company,*Main focus on sustainable developement*Golden Peacock Awards for Excellence in Corporate Governance in2003*Installed capacityof 28,644 MW through 31 power station*Operates 18 coal based, 8 gas based and 5 joint venture power station *17000MW under construction on at 17 location

FEATURES :

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NTPC DADRI

It is country’s only 3-in-1 project-coal based, gas based and converter based

A new stage i.e; STAGE-II is now in running position with a capacity of 980MW (2*490)

To lighten up the CWG-2010 and for benefit of Delhi and UP

It generates 840 MW power from coal based station and 817 MW power from gas based station

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PLANT’S WORKING

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COAL TOCOAL TO ELECTRICITYELECTRICITY

COAL TAKEN.COAL TAKEN.

CRUSHED COAL TO FURNACE.

SENDING TO PRE-HEATERS & MILL.WATER PASSES TO BOILER DRUM.DRUM TO BOTTOM RING HEADER.

COAL TRANSPORTATION.

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WATER RISES UP TO WALL TUBES.

MIXTURE TAKEN TO THE BOILER DRUM.

STEAM SENT TO SUPER HEATERS AND GOES TO TURBINE.

ASH PARTICALS ARE EXTRACTED.

STEAM ENTERS HIGH PRESSURE CYLINDER OF TURBINES.

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CONTROL & INSTRUMENTATION………

“BRAIN OF THE PLANT”….

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This division calibrates various instruments and take care of any

faults occur in the auxiliaries in the

plant.

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MANOMETRY LAB

PROTECTION & INTERLOCK LAB

AUTOMATION LAB

PYROMETRY LAB

FSSS LAB.

ELECTRONICS TEST LAB

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MANOMETRY LABMANOMETRY LAB

It is basically used for the measurement of the gases and liquids..with the help of following equipments:-1.TRANSMITTERS.2.MANOMETER.3.BOURDEN PRESSURE GAUGE.

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PROTECTION AND INTERLOCK LAB

It is basically interconnecting two or more equipments so that if one equipment fails other one can perform the tasks with the help of following etc..

1.RELAY.2.FUSES.3.MINIATURE CIRCUIT BREAKER.

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AUTOMATION LAB.AUTOMATION LAB.

This lab deals in automating the existing This lab deals in automating the existing equipments and feeding routes.equipments and feeding routes.

1.Liquid in glass thermometre.1.Liquid in glass thermometre. 2.Ultra violet sensors.2.Ultra violet sensors. 3.Thermocouples.3.Thermocouples. 4.RTD’s4.RTD’s

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Furnance Safety and Supervisory Furnance Safety and Supervisory System Lab.System Lab.(FSSS)(FSSS)

This lab has the responsibility of This lab has the responsibility of starting fire in the furnance to starting fire in the furnance to enable the burning of coal.enable the burning of coal.

For firing the furnance a 10KV For firing the furnance a 10KV spark plugis operated for ten spark plugis operated for ten seconds. seconds.

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ELECTRONICS LAB.ELECTRONICS LAB.

THIS LAB UNDERTAKES THE THIS LAB UNDERTAKES THE CALIBERATIONS AND TESTING OF CALIBERATIONS AND TESTING OF

VARIOUS CARDSVARIOUS CARDS..

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“THERMAL PLANT”

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A THERMAL POWER STATION COMPRISES OF ALL THE EQUIPMENT AND A SUBSYSTEM REQUIRED TO PRODUCE ELECTRICITY BY USING A STEAM GENERATING BOILER.

SUCH POWER STATIONS ARE MOST USUALLY CONSTRUCTED ON A VERY LARGE SCALE AND DESIGNED FOR CONTINUOUS OPERATION.

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SOME OF THE MAIN COMPONENTS OF THE PLANT

ARE :-

COOLING TOWERS.

THREE PHASE TRANSMISSION LINE.

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ELECTRICAL GENERATOR.

BOILER FEED WATER PUMP.

STEAM POWERED PUMPS.

CONTRL VALVES.

DEAERATOR.

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FEED WATER HEATER.

PULVERIZER.

BOILER STEAM DRUM.

SUPER HEATER.

ECONOMIZERS.

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AIR PREHEATER.

PRECIPITATOR.

FUEL GAS STACK.

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Thank YouThank You

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