[Public-list] electric repower

[Gordon Laco]

Sorry Mike - I think that you are correct.  We can motor to the Western
Island and back from here if we have to - over 40 miles each way.  Forgot
about that!

Gord





> Mike,
> 
> I think your range is more like 100nm
> 
> 
> 
> Mike Lehman
> ~~~_/)_/)~~_/)~~~
> 
> 
> 
> 
> ----Original Message Follows----
> From: "Meinhold, Michael J" <MICHAEL.J.MEINHOLD at saic.com>
> Reply-To: Alberg 30 Public List -- open to all <public-list at alberg30.org>
> To: Alberg 30 Public List -- open to all <public-list at alberg30.org>
> Subject: RE: [Public-list] electric repower
> Date: Tue, 7 Jun 2005 08:15:11 -0400
> 
> Most of the websites offering electric propulsion neglect to discuss a power
> source or power storage.
> Getting a reasonable motoring range out of batteries is the kicker with
> electric propulsion .
> 
> The energy density of gas is about  6. kilowatt-hours / pound, and it weighs
> about 6.2 pounds/gal,
> so my 10 gallon gas tank stores 6*6.2*10 = 372 kilowatt-hours. I think I
> have a range of about 35 NM (more experienced A30/A4 owners can correct me)
> 
> The energy density of a Lead-acid battery is about 0.03 kilowatt-hours /
> pound. So to match the range provided by the gas tank, I'd need 372 / 0.03 =
> 12,400 lbs of batteries.
> 
> An electric drive has the potential of being a lot more efficient, but it's
> not going to solve this problem.
> 
> 
> 
> -----Original Message-----
> From: public-list-bounces at alberg30.org
> [mailto:public-list-bounces at alberg30.org]On Behalf Of J. Brown
> Sent: Tuesday, June 07, 2005 12:52 AM
> To: Alberg 30 Public List -- open to all
> Subject: Re: [Public-list] electric repower
> 
> 
> 
> I'd go for it if I had the money but it is much more expensive and a lot
> more expensive if you want the same power (max hull speed).
> 
> I like the set up these guys offer: http://www.solomontechnologies.com/
> 
> On the other hand if all you use the inboard for is to get you in and out
> of a small easy harbor on nice days then it should be considered because
> you wouldn't need to spend lots of money for that kind of duty.
> 
> Here are some incomplete thoughts I had on the subject:
> http://www.jb0713.com/sail/engine/electric.htm
> 
> Haefen
> 
> At 03:45 PM 6/6/2005 -0700, you wrote:
>> as many know, i have been slowly moving towards repowering from gas to
>> diesel. then i started thinking about going to electric. stumbled on ngc's
>> website, and now see their name as a sponsor for the alberg 30 site.
>> looked to see if anyone has done this in the group but found no refernces.
>> so, has anyone had any experience in this area? diesel smell has always
>> nauseated me so this method has a lot of appeal
>> constructive comments are welcome
>> dan
>> 
>> 
>> ---------------------------------
>> Discover Yahoo!
>>  Find restaurants, movies, travel & more fun for the weekend. Check it
> out!
>> _______________________________________________
>> Public-list mailing list
>> Public-list at alberg30.org
>> http://alberg30.org/mailman/listinfo/public-list
> 
> _______________________________________________
> Public-list mailing list
> Public-list at alberg30.org
> http://alberg30.org/mailman/listinfo/public-list
> _______________________________________________
> Public-list mailing list
> Public-list at alberg30.org
> http://alberg30.org/mailman/listinfo/public-list
> 
> _________________________________________________________________
> Express yourself instantly with MSN Messenger! Download today - it's FREE!
> http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/
> 
> _______________________________________________
> Public-list mailing list
> Public-list at alberg30.org
> http://alberg30.org/mailman/listinfo/public-list


 1118147270.0