AN INDUSTRIAL SUMMER TRAINING @

AURAIYA GAS POWER STATION(AuGPS)

SUBMITTED BY: ATUL KUMAR SINGH

ROLL NO.-1004320016

ELECTRICAL ENGG.,

FINAL YEAR

SOMETHING ABOUT NTPC Ltd.

First plant was established in 1975 at Singrauli (U.P.) by government of India with 100% ownership.

Current total generating capacity by NTPC is 36,751MW.

At present, NTPC has –

Coal based stations - 16

Gas/Fuel based stations - 07

Coal/Fuel stations (under JV ) - 06

It is the sixth largest thermal power company in the world.

It is the second most efficient company in the world and first in India.

NTPC has been crowned as “MAHARATNA” company in 2010.

On 26th June 2013, NTPC has been rewarded by the tag “The best company in India to work for”.

NTPC is embarked on plans to generate 75,000 MW by 2017.

AURAIYA GAS POWER STATION(AuGPS)

It was approved on 21st Sept. 1989 with a total cost of project of Rs. 678.77 crores .

It is situated in Dibiyapur, Auraiya.

It has 4 GT’s which were commissioned in 1989 while 4 WHRB and 2 ST’s were commissioned in1990.

The plant has total generating capacity of 663.36 MW.

It is a combined cycle power plant.

It has a efficiency of 48%.

GT-1

Gen

GT-2

Gen

GT-3

Gen

GT-4

Gen

ST-1

Gen

ST-2

Gen

220 KV BUS BAR

111.19 MW 109.3 MW111.19 MW 111.19 MW 111.19 MW109.3 MW

TOTAL GENERATING CAPACITY : 663.36 MW

PLANT CONFIGURATION

WATER RESOURCE

AERATOR

CLARIFLOCCULATOR

D.M. PLANT

SOFTENINGPLANT

FOR COOLING

FOR DRINKING& STEAM

FUEL ASSEMBLY

The plant uses mainly two types of fuels:

Natural Gas (Directly from GAIL, Pata via pipeline)

Naphtha (From IOC,Kanpur & Mathura Refinery)

Naphtha tanks - 02 Capacity - 1500 kL each

Transfer pumps - 03

Unloading pipes - 12

GAIL, PATA IOCL, MATHURA

OFF TO MAIN PLANT

WHRB

GTG

BP

DU

CT

HPD

LPD

WHRB

GTG

BP

DU

CT

HPD

LPD

STG

CW

Gas Turbine Unit-1

Gas Turbine Unit-2

Steam Turbine Unit-1

HP LP

HP

ST

EA

M (

29 K

SC

, 49

5°C

)

LP STEAM (5 KSC, 160°C)

Condenser

CEPTo Deaerator

BRAYTON CYCLE

GAS TURBINE

RANKINE CYCLE

STEAM TURBINE

GENERATOR

Phase - 3-Ф Cooling - Hydrogen cooled Speed - 3000 rpmFrequency - 50 HzExcitation - DC Static excitationRated output - 111.19 MW (GTG) & 109.3 MW (STG)

TRANSFORMERS

GENERATOR TRANSFORMERSTATION TRANSFORMERINTER-CONNECTING TRANSFORMER

SWITCHYARD

BACK-UP SUPPLY

EMERGENCY GAS TURBINE

220 V DC POWER SYSTEM

110V AC UNINTERRUPTIBLE POWER SUPPLY

EMERGENCY GAS TURBINE(RUSTON TB5000)

SPEED - 3000 rpm OUTPUT - 3MW, 6.6 kV, 50Hz

220 kV 220 kV

Stn. Trf. A Stn. Trf. B

Load

Bus coupler

Load

Configuration 1: Normal condition

EGT

6.6 kV Bus I 6.6 kV Bus II

OPERATION OF EGT

220 kV 220 kV

Stn. Trf. 1 Stn. Trf. 2

Load

Bus coupler

Load

Configuration 2: Stn. Tr. 2 under s/d

EGT

6.6 kV Bus I 6.6 kV Bus II

220 kV 220 kV

Stn. Trf. 1 Stn. Trf. 2

Load

Bus coupler

Load

Configuration 3: Stn. Tr. 1 under s/d

EGT

6.6 kV Bus I 6.6 kV Bus II

220 kV 220 kV

Stn. Trf. 1 Stn. Trf. 2

Load

Bus coupler

Load

Configuration 4: Black start condition.

EGT

6.6 kV Bus I 6.6 kV Bus II

TRANSMISSION LINES

400 kV lines :

2 lines - To Kanpur

2 lines - To Agra

220 kV lines :

2 lines - To Agra (UPSEB)

2 lines - To Mehgaon & Malanpur (MPSEB)

2 lines - To Gail at Pata sub-station (GAIL)

2 lines - To Railways at Phaphund sub-station (IR)

ACHIEVEMENTS OF AuGPS

AuGPS is the India’s first combined cycle power plant.

Only AuGPS has 3 MW EGT provided by Mitsubishi Power Corporation Ltd., Japan.

In July 2012, the plant has got appreciation by the government of India for starting the generation very first after the grid failure.

THANK YOU