Power Plant Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Power Plant Engineering Interview Questions

Questions Answers Views Company eMail

a gas turbine have how many thermocouples?

DEWA,

2 5425

why airtel use + 24 volts and other operators use -48 volt

ABC, Airtel, INDUS, Reliance,

2633

1.what is the reason for transformer and lightning arrester blast in 33kv system

Afghan Telecom, Integra, Sanghi,

1 7335

In turbine. why they not use 320 oil?

1 6192

what is the difference between flow and force ,draught and vaccum ,tube and pipe?

3 8603

Looking for Bently Nevada surplus 3300/52-01-00-00 Reverse Rotation Monitor , 4 pieces.

OPG,

3411

what are all the pre commissioning activities in WTP in power plant

1 7575

What happen when the AVR of the generator fails? Will it cause power instability and total failure of the alternator?

8 38823

What is Droop Control in Woodward?

3 10871

What is difference between Actual Drum Level and Compensated Drum Level?

DVC,

2 9231

Boiler capacity is 5ton, what will be the feed water tank capacity?

dscl, Indiabulls, Krest, TCS,

11 21154

We have 132KV/11KV Grid connected power transformer for getting power from Grid. Can we use this transformer for sending generated power as well. I mean step up from 11KV to 132KV and transmit.

6 13433

why HT motor star not grounded?

Apollo,

4 10111

why drum level falls when one of the running coal elevations tripped?

APGenco,

3 7642

what is significance of canister vent in condensate extraction pump & difference between vacuume balancinf line & canister vent

NTPC, Tata Power,

3 22890

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Un-Answered Questions { Power Plant Engineering }

im try to calculating seawater flow required for SW-FGD system. I need a guide, equation or method to do it, can some one help me! Thanks very much

2014

We have Demin Closed cooling water system with expansion tank for cooling oil system. Expansion tank having N2 bladder. Whenever N2 bladder bursts out, Closed cooling water circuit pressure drops and make-up happening, eventhough there is no leaks. And how Circuit pressure drops?

1924

what is the trip circuit supervision in an electrical meaning?

2133

How do you consider that you can improve and what assistance do you need to achieve this

1760

operation

1902

Which will have more strain energy 1.Spring 2.Circular disc 3.Solid square plate.

2419

How to calculate power press toneage

2067

DCS marshaling Cabinet Power supply can be replace during plant running time? Answer Yes it is possible. I am talking about the controller and cards power supply modules. They are always redundant and connected through diode so that if one power supply fails the other can take the charge immediately.so it is possible to replace one of them in running plant if the other one is healthy. MY question is how switching done.

1005

How to calculate boiler capacity? I have 1 Autoclave, Which has to use for AAC block. Dimension for this Autoclave is - 13 Meter Length & 2.2 Meter Diameter.

2290

can u please tell me how to calculate the concrete quantity for a under reamed pile? r=300mm,depth=3m for a cylinder and for bulb l=.750mm,width=.525

1740

Looking for Bently Nevada surplus 3300/52-01-00-00 Reverse Rotation Monitor , 4 pieces.

3411

what's the moog valve

1516

How We Calibrate the vaccum transmitter?

1978

procedure of how to generate power in solar plant.

1956

What is LB-SR.

3015

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