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Bus Discussion => Bus Topics ( click here for quick start! ) => Topic started by: Stormcloud on March 16, 2011, 06:12:29 PM

Title: Generator Engine Replacement
Post by: Stormcloud on March 16, 2011, 06:12:29 PM
I may have a 10Kw generator arriving here shortly. Its a 16Hp Vanguard powered direct-drive type with electric start.

I may attempt to replace the engine with a 2 cylinder Kubota watercooled diesel that my bus mechanic has just 'laying around'; then install the entire affair in one of my bus bays.

I believe the gas powered gennie (likely) runs at 3600rpm, but the Kubota would likely be happier at 1800rpm.

What happens if I spin the generator rotor at only half recommended speed? Will I get usable power from it? How much?

Thanks!

Mark
Title: Re: Generator Engine Replacement
Post by: TedsBUSted on March 16, 2011, 06:17:09 PM
AC Hertz, or cycles, drops with rpm and thus the output power would be unusable.
Title: Re: Generator Engine Replacement
Post by: luvrbus on March 16, 2011, 06:17:47 PM
The 2 cylinder Kubota  engines are happy running at 3600 rpm


good luck
Title: Re: Generator Engine Replacement
Post by: Stormcloud on March 16, 2011, 06:21:16 PM
If the Kubota is happy at 3600rpm, then I'm probably gonna have a used twin gas engine for sale   ;D

Thanks for the replies.