why high pressure heater will take after sufficient pressure?
what happen when high pressure heater will take from COLD
REHEAT line at light up time when hp and lp by pass in
service.(means can we heater take at low pressure?)

Answers were Sorted based on User's Feedback



why high pressure heater will take after sufficient pressure? what happen when high pressure heater..

Answer / chinmay kumar patra

feed water temperature will be very high ie above design temperature.so super heater temperature will be very high .there is a chance of SH tube rupture due to less heat exchange.also we have to load gradually and loading on BFP will be more.

Is This Answer Correct ?    1 Yes 0 No

why high pressure heater will take after sufficient pressure? what happen when high pressure heater..

Answer / chetan h malaviya

We can take CRH extraction line(HPH 6) in line during lit up but at that time pressure of CRH line must be >5 kg/cm2 and corresponding degree of super heating must be >100 'C

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Power Plant Engineering Interview Questions

what is the difference between kg/cm2 to MMWC

2 Answers   Ansaldo,


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

0 Answers  


What is droop.

2 Answers   Dhampur Sugar Mills, Elaf,


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

0 Answers   BCPL,


What is precaution and after implication for 100% pet coke firing in AFBC Boilers?

1 Answers   Grasim,






what equipment is most efficient in power plant?

4 Answers   Adani,


What is df/dt protection?, How to calculate setting range of 30 MW steam generator???

1 Answers   DS Sugars, MEMF,


if suppose boiler has high heavy tube leakage, so in which time we feed the water in a boiler. can we stop the feed water at particular combustion temperature.

4 Answers  


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.

0 Answers   Aevitas Pharmagro,


what is block out in thermal power plant?

3 Answers   SECL,


what's the moog valve

0 Answers   Sirte Oil Company,


Due to the sensitive earth fault Our Power plant Get Tripped Several Times, It happens in the morning time daily, When temperature rises that means sun rises the earth fault current get lower, in this situation What should I do to get rid of this Problem?

2 Answers  


Categories
  • Civil Engineering Interview Questions Civil Engineering (5084)
  • Mechanical Engineering Interview Questions Mechanical Engineering (4451)
  • Electrical Engineering Interview Questions Electrical Engineering (16631)
  • Electronics Communications Interview Questions Electronics Communications (3918)
  • Chemical Engineering Interview Questions Chemical Engineering (1094)
  • Aeronautical Engineering Interview Questions Aeronautical Engineering (239)
  • Bio Engineering Interview Questions Bio Engineering (96)
  • Metallurgy Interview Questions Metallurgy (361)
  • Industrial Engineering Interview Questions Industrial Engineering (259)
  • Instrumentation Interview Questions Instrumentation (3014)
  • Automobile Engineering Interview Questions Automobile Engineering (332)
  • Mechatronics Engineering Interview Questions Mechatronics Engineering (97)
  • Marine Engineering Interview Questions Marine Engineering (124)
  • Power Plant Engineering Interview Questions Power Plant Engineering (172)
  • Textile Engineering Interview Questions Textile Engineering (575)
  • Production Engineering Interview Questions Production Engineering (25)
  • Satellite Systems Engineering Interview Questions Satellite Systems Engineering (106)
  • Engineering AllOther Interview Questions Engineering AllOther (1379)