Levenkay wrote:Would there be any merit in using a heat-pump water heater, where the heat input side of the heat pump (its cooling coils) was thermally bonded to the back-side of a solar PV array? Chilling the PV ought to boost its efficiency plus dump gobs of heat into the pump...
A roof-mounted solar water heater seems like a simpler solution that also works better.
'11 SL, totaled
-1CB@33k/21mo, -2CB@53k/33mo, -3CB@68k/41mo, -4CB(41.5AHr)@79k/49mo, -5CB(38.85AHr)@87.5k/54mo
53.92AHr, SOH 84.5%, 140k miles9kW Solar