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Old 05-03-2011, 06:22 AM   #4 (permalink)
bwilson4web
Engineering first
 
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Join Date: Mar 2009
Location: Huntsville, AL
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17 i3-REx - '14 BMW i3-REx
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Hi,

Quote:
Originally Posted by Ryland View Post
For water heating how about using the coolant from the Prius? a pair of quick connect hydraulic fittings would work tapped in to the heater hose lines, then connect a heat exchanger, that way you are not wasting that engine heat while trying to heat water.
The exhaust heat into a gas, water heater was low hanging fruit. But there are problems tapping engine block coolant.

When the engine coolant temperature reaches 60 C, the engine comes on to maintain coolant temperature. I only want it to come on to sustain traction battery voltage. Also, plumbing adds weight to car as well as being a pumber's nightmare. <groan>

Bob Wilson
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2019 Tesla Model 3 Std. Range Plus - 215 mi EV
2017 BMW i3-REx - 106 mi EV, 88 mi mid-grade
Retired engineer, Huntsville, AL
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