why the steam turbine is not operated in home(base) load more than 1 hour kindl

why the steam turbine is not operated in home(base) load
more than 1 hour kindly calrify

Question Posted / sri151186

4 Answers
10763 Views
TATA, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

why the steam turbine is not operated in home(base) load more than 1 hour kindly calrify..

Answer / hardik085

because churning will come and hp exhaust temperature will go high

Is This Answer Correct ?

12 Yes

3 No

why the steam turbine is not operated in home(base) load more than 1 hour kindly calrify..

Answer / rana m saqib

steam flow is the cooling media of a turbine.when steam flow will be decrease then temperature of turbine last blade will be increase.

Is This Answer Correct ?

5 Yes

0 No

why the steam turbine is not operated in home(base) load more than 1 hour kindly calrify..

Answer / yogesh k. patil.

During underload or FSNL operation, Exhaust steam temperature increases as less heat is converted into electrical energy.Underload operation of steam turbine,like 0.9MW for a 20MW turbine is allowed for 1hrs by manufactures like seimens for SST300 turbine.But in case of emergency wher exhaust hood cooling is impelmented, that can be extended.

Is This Answer Correct ?

3 Yes

0 No

why the steam turbine is not operated in home(base) load more than 1 hour kindly calrify..

Answer / guest

It should not be economicql

Is This Answer Correct ?

0 Yes

1 No

Post New Answer

More Power Plant Engineering Interview Questions

how shall you calculate PLF on the basis of percentage auxillary load factor

6 Answers

What will happen if id fan on boiler not functioning?.Can the Boiler run without id fan? What is the effect?

4 Answers

What happens if lizard comes in a MOCB

1 Answers ABB, Reliance,

Difference between islanding and house load operation.

2 Answers

What is the use of Hydraulic Coupling in-between BFP pump & BFP Motor?

1 Answers Lanco, XYZ,

Why superheated are started before I'd and rd fan?

0 Answers BCPL,

Why reheater is not used after IP turbine.

3 Answers Hindalco, SEC,

In one plant id fan and fd fan are used for boiler. boiler is used to heat water after some days they install one tank to heat water by hot flue gases coming out from boiler and then hot flue gases are used to heat the air coming from fd fan before leaving out from chimney . but hot flue gases are not coming out from id fan what might be the reason?

3 Answers TATA,

How to calculate power press toneage

0 Answers

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

0 Answers

What is MFT and when it is acted.

2 Answers HPCL,

What vibration parameters are monitored in a directly coupled single cylinder turbine and generator?

1 Answers

For more Power Plant Engineering Interview Questions Click Here