T-Pain Is On A Boat: Re: [Electric Boats] The missing link in "affordable" diesel electric

Wednesday, July 15, 2009

Re: [Electric Boats] The missing link in "affordable" diesel electric

Forgot the url for Glacier Bay, sorry: http://glacierbay.com/ j

On Wed, Jul 15, 2009 at 11:37 AM, Chris Witzgall <chris@witzgall.org> wrote:

>
>
> We have a 32¹ Westerly Fulmar. It weighs perhaps 12,000 lbs, with a 26¹
> waterline, and is currently powered by a Volvo 18hp engine.
>
> It seems to be that both motor and battery technology has finally come to a
> place that can support owner installed electric boats that need to be able
> to have a longer range. The missing piece is a small, light diesel dc
> generator that can put out between 40-100a @ 48v. Something like this, but
> marinized:
>
> http://www.polarpowerinc.com/products/generators/1-3,5kw_Lambardini.htm
>
> Is anyone else thinking about this the same way as I am? Our future plans
> may include a few years of full -time cruising, so we won¹t be able to
> recharge at the dock, and extended motoring time for safely is a necessity.
>
> Put a 400ah 24v bank, or a 200ah 48v bank of LIFEPO4 batteries, weighing at
> ~100 lbs. Add a 12v converter, say 10 lbs. DC motor and assembly, 50-100
> lbs. DC Generator, 150lbs (made up number) Total system weight = <360 lbs
>
> Remove: 305lbs engine and transmission. 160lbs of lead acid batteries.
> Extra
> diesel tankage already on boat (keep 20 gallon tank only) 50lbs. Total
> removal: 515lbs.
>
> The only component that is missing is that generator. Gas is not an option
> for safety reasons. While the little Hondas are great generators, I would
> not want to rely on keeping one running during a storm.
>
> Thoughts?
>
> Chris
>
> [Non-text portions of this message have been removed]
>
>
>

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