Answer Posted / vamsi balayapalli
At start up turbine rotates slowly upto reach 3000rpm, at one perticular speed shaft frequency matches with natural frequency due to that resonance condition high vibrations and noise . Normally 1600rpm is critical speed for 210mw thermal unit
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
operation
Qatar Fertiliser Company (QAFCO) Shortlisted me for interview (got the intel from my source) for Field Operator- Utilities post. Please let me know what kind of questions they asked? ... this position requires 5 years of experience in Power Plant and background Diploma in Electrical/ Mech. ... my Background is Electrical and I am a sub Assistant Engineer (Operation) at a private HFO based Power plant... PS: Please Let me know what preparation should I take to obtain the Interview which will be take place In Bangladesh soon
what is the meaning of SST300 V56A in SIEMENS turbine
some one can tell me how residual type excitation is provided through transformers to an AC generator without any battery or PMG&excitor
what is the basic use of power plant in equipment
LAPT working in alternator / generator
what is natural frequency of turbine shaft .
what's the moog valve
How do you consider that you can improve and what assistance do you need to achieve this
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.
What is LB-SR.
our 125 kva DG does not start in AUTO mode works normally in MANUAL mode please give me a solution.....
what does mean by kva rating
Why superheated are started before I'd and rd fan?
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