Power Plant Engineering Interview Questions
Questions Answers Views Company eMail

why IBD Vent is kept at higher elevation than CBD ?

5 18141

How to decide Heating surface area of boiler on their steam generating capacity?

4 12902

Can any one advised me how we can measure the losses in a 11kV/415v power transformer? We have no access to the incoming mains into the primary of the transformer. Can one derive something useful by measuring temperature rise in the transformer?

Dexdyne,

1 2690

What should be the neutral and body grounding sysytem for grid (132 KV) parallel generators (440 volts)?

Rahimafrooz,

1 4367

explain how the third harmonic content of the magnetising current affects transformer design

2763

explain why direct on line starting toque and current may not be acceptable

Avon Organics,

2 4291

In a coal fired boiler furnace temp. is high but super heater out let temp. low what reason for this?

ABB, Essar, Gayatri,

6 12118

In a thermal power plant ID Fans running with full load but boiler load is only 80 % give reason ?

Essar, Prumatech, Tata Power,

9 16985

what is turn down ratio

4 7240

what is actual CAL MODE & cal means?

GIPCL,

2 7606

line safety is not opening but drum safety opens what to do?

3 5766

1 TPH how many Megawatt ?

Pioneer Labs, PSAL,

5 34487

What is A.T.T.?

4 7252

What are the effects of corona in switch yard.

JSW,

1 2109

.What are the equipments should run when there is a black out in power plant.

5 7918


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Un-Answered Questions { Power Plant Engineering }

What is LB-SR.

2477


How to calculate power press toneage

1538


LAPT working in alternator / generator

2538


By any way can we increase the B check hours from 300 to 500

1687


dear sir i have completed one year post diploma certificate in thermal power engineering from national power training institute durgapur ...plz suggest me for power sector job

2062






How We Calibrate the vaccum transmitter?

1459


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?

1421


what is the difference between compensated & normal drum level in boiler drum?

1284


why do you consider yourself a suitable candidate for this position

6968


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

1327


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

1463


can dp type level transmitter work in under vaccum condition

1527


what is the trip circuit supervision in an electrical meaning?

1430


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.

506


some one can tell me how residual type excitation is provided through transformers to an AC generator without any battery or PMG&excitor

1944