Saturday, June 6, 2009

Re: [Electric Boats] Re: Sitting at my desk -- musing.



Keith,

This would work fine and would discharge the batteries unequally - not a problem as long as you charge them unequally, too. Separate 12v chargers would do the trick.

A 48 to 12 or 48 to 24 converter would work too and not discharge the batteries unequally but that's more complexity and cost too.

Denny

----- Original Message -----
From: aweekdaysailor
To: electricboats@yahoogroups.com
Sent: Saturday, June 06, 2009 2:30 PM
Subject: [Electric Boats] Re: Sitting at my desk -- musing.

Someone mentioned earlier "drawing off the middle" - which I think means drawing from the center of a string - so you get 1/2 the total voltage at that point. 24V "appliances" are relatively common and you'd then have good amps available as well as the proper voltage using a 48V string.

Would this work? Does it drain the batteries unequally? This seems a good way to get 24V for "house" including high-amp appliances like winches if so.

-Keith

--- In electricboats@yahoogroups.com, "davethehypnotist" <hypnotist@...> wrote:
>
>
> If I am to install all these batteries in the boat, what else can be
> powered other than propulsion, lights and com/nav? How about a
> hydraulic/winch system for the swing keel?
>
> * A windlass for hauling in my puny anchor rode?
> * LED floodlights under the water line? (no pun intended)
> * e-Pod?
> * A washdown pump?
>
> Right now, I'm building battery racks/trays out of pressure treated
> lumber, enough for eight batteries four to a side, to eventually be
> epoxy coated and then epoxied into the hull. I think I am way too lazy
> and the temptation to add gadgets is fun to think about. The boat is a
> 22' Morgan (1968) and we're "on the hard" now anyway. Any ideas for
> what to add in my planning stages while the bottom is being worked on?
> All advice and ideas are accepted!
>
> Thanks in advance.
>
> Dave, N1EYO/4
>
> SV 'Hypnautica', Cocoa, FL.
>
>
>
>
>
> [Non-text portions of this message have been removed]
>

[Non-text portions of this message have been removed]

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