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Why a gas engine 3520C take load dip on operation?

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Question added by Muhammad Sajid , Shift Engineer Power House , Fazal Cloth Mills Ltd U#3
Date Posted: 2014/03/10
ATHER AHMED ATHER AHMED
by ATHER AHMED ATHER AHMED , CHIEF ENGINEER CAPTIVE POWER HOUSE. , LIBERTY MILLS LIMITED S.I.T.E KARACHI.

Dear Mr Abbas,

 

Your plant ambient is high you found several disturbance in your Gas Engine behavior also first you inspect your Gas Engine alternator G -3520 C installed with Neutral Isolation and your other Gas Engines Pitch matched with your G -3520 C Alternator. S econdly you measured the Neutral cable directly installed in your alternator proper rating and you monthly checked your grounding earh pits and take his ampers properly your running Power Factor matched with your running system and your power factor improvemnet plant run on auto On Off properly it is correct that you checked your detonation bar level and checked timing retard on D.D.T and corect your values if you find not proper if your engine not imrove his behavior so invite your engine dealer service department to adjust your engine behavior through adjustment tools as per O.E.M recommended procedures mention in your fault finding code book or instrument procdures book.

Regards,

ATHER AHMED. 

Syed Abbas Ali Zaidi
by Syed Abbas Ali Zaidi , Assistant Engineer ( Shift ) in Operation , Gul Ahmed Energy Ltd ( Ipp Power Plant )

i belive  that is caused by a plugged  valve or hose