Mike S typed: > At 07:19 PM 7/28/2007, Michael Elliott wrote... >> Near as I can tell, an oversized alternator isn't going to provide quick >> charging batteries. Lead acid batteries can't be quick charged without >> damaging them. A charge rate of 20% to 25% of the total ampere-hour >> rating of a flooded (not sealed) battery is recommended while sealed >> batteries (gel, AGM) want a slower rate. > > So, for a 200A alternator, you just need two of these (for 12V, 820AH): > http://www.azsolar.com/catalog/item/1496902/952162.htm > > Only 636 pounds. Now yer talking! Some serious energy storage! Shove some WATT-HOURS into those things! Yee-haw! > > But I think you're being aggressive with the charge rates, I think > 10-15% is more common, so double that. Good idea. I think 1272 lbs of ANYTHING could only help our poor overloaded Westy climb them hills. -- Mike "Rocket J Squirrel" Elliott 71 Type 2: the Wonderbus 84 Westfalia: Mellow Yellow ("The Electrical Banana") 74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano KG6RCR |
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