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  1. smahsan

    Vacuum raising

    Hi, I want to know that why do we Start the CW pumps(circulating water system)if we are going to raise the vauum in the condenser?.How the cooling is helpfull during condenser vacuum raising? As same as in the Desalination plant we spray the water in the effects and as wel as we start the vacuum...
  2. smahsan

    carryover in boilers

    Hi,As per my little experience that carry over main causes are the level control,blow down method and the chemical injection as per the boiler capacity but level and steam admission mode to turbine and method is major part of it.pressure and temperature are not the major part of it.U can avoid...
  3. smahsan

    High pressure boilers Hot blow

    Hi every body, My question is that why we hot blow the High pressure Boilers(Drum pressure169 bar and 1000t/h steam generation) and when (As per pressure/boiler condition) My informations is not much so i m asking experts. Regards S.M.Ahsan
  4. smahsan

    How a crow bar works on excitation system

    Dear skogsgurra I m now well aware as u defined or explained the function of crow bar and this is being used in generators excitation system to face over voltage or surge.I m not perticularly well know about electrical systems.U defined as i wished and its clear to me we had been facing same...
  5. smahsan

    How a crow bar works on excitation system

    Dear Sir I m not much aware of genarator and excitation system bcz i m related from boiler and turbine auxiliary plant operations but some time we face these faults. Can u any one define me plz. Tahanks and regards S M Ahsan
  6. smahsan

    Why is the cross limit function in boiler and how does it work?

    Thanks for the information shared by gareth jones and books recommendations.I will try to find this book. Thanks and regards Ahsan
  7. smahsan

    MGO dosing in boiler Gas pass.

    Thanks Dear's I m also understood that when we have the control system is very fine then MGO fuction is to avoid deposition.We don't have MGO in RFO that's why added to the combustion part.The picture is quite clear to me now. Thanks and regards Ahsan
  8. smahsan

    Why is the cross limit function in boiler and how does it work?

    Hi Dear's I m not much aware about this function of boiler bcz i m not directly involve on board operation.Is it protection of boiler or just funtion of control the boiler operation?Here i make it clear that this is of large capacity of boiler 1000ton/h steam generation.Pressure 172 bar and temp...
  9. smahsan

    MGO dosing in boiler Gas pass.

    Thanks Dears Here i make it confirm that type of boiler is Natural circulation and source of combustion is RFO and its for 1000ton/hr steam generation.We face some problem of sulphar deposits and the gas air heater elements choking but the thing is we dose it from Air side not from economiser...
  10. smahsan

    MGO dosing in boiler Gas pass.

    Hi Dear's My question is that, why we dose MGO in boiler gas pass and how?I m not much acknowledged about its function. Thanks and regards Ahsan
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