Engine Deration Calculation in Cummins Engine in DG Set

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murugesanmc Associate Join Date: Jul 2011 Posts: 28	Engine Deration Calculation in Cummins Engine in DG Set 07/26/2011 6:37 AM
	Sir, Can u please tell me the engine deration calculation for cummins engine in a DG set, the engine is Turbo charged Intercooled?. I know the engine performance is affected by site altitude, temperature and humidity, but I don't know how the humidity affects the engine performance, can u please clear my doubts. Thank you.
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Anonymous Poster #1	#1 Re: Engine deration calculation in Cummins Engine in DG set 07/26/2011 7:10 AM
	In case of extreme humid conditions, more water vapours are present in air. So in a given volume of air, less oxygen is present.Hence combustion process would be affected, hence the deration
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PWSlack Guru Join Date: Jan 2007 Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain. Kettle's on. Posts: 32175 Good Answers: 839	#2 Re: Engine Deration Calculation in Cummins Engine in DG set 07/26/2011 8:00 AM
	It's also affected by altitude, as this is a function of air pressure. Isn't it in the User manual? __________________ "Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
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aurizon Guru Join Date: Jun 2006 Location: Toronto Posts: 3968 Good Answers: 120	#3 Re: Engine Deration Calculation in Cummins Engine in DG Set 07/27/2011 4:42 AM
	seek and you shall find the plethora of online answers to this. Diesel derating with altitude __________________ Per Ardua Ad Astra
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W9GFX Associate Join Date: Sep 2007 Posts: 36 Good Answers: 1	#4 Re: Engine Deration Calculation in Cummins Engine in DG Set 07/27/2011 8:25 AM
	Try:http://cumminspower.com/en/cummins/
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Anonymous Poster (1); aurizon (1); PWSlack (1); W9GFX (1)

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