From: Bjorn Brandstedt (super_deuce@hotmail.com)
Date: Tue Jan 07 2003 - 12:20:47 PST
Someone should make a dual alternator, where two separte 12-volt units are
housed within the same case, isolated from each other and driven from the
same pulley. This way we could all easily convert to a near perfect dual
charging system and have 12 and 24 volts available.
Bjorn
>From: tom-nooneofconsequence <milveh@carr.org>
>To: <mil-veh@mil-veh.org> (Military Vehicles Mailing List)
>Subject: Re: [MV] 24vdc from 12vdc 6.5L turbo-diesel with
>airconditioning...
>Date: Tue, 07 Jan 2003 12:14:14 -0500
>
>dave is quite right. probably the best way to get 24 v on a 12 v vehicle
>is with the system used on the cucv's. with two separate 12 alternators,
>and two batteries, the system will always be balanced no matter which
>battery you load. as to just pulling 12 v from the center on a 24 v
>system, yes it will work. but it WILL overcharge the upper battery and
>cause the lower battery to have a lower charge. how long will this last
>until you notice a problem? maybe a year or more as in my case since
>this is what i do for a clock and egt. if you routinely charge the
>batteries separately then you will probably never notice a problem.
>there is a device who's name eludes me right now that attaches across
>both batteries and allows you to pull very high current loads from 12 v
>without unbalancing the charging, but they are very expensive.
>tom
>
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