Conversion of a 50 liter fridge with ammonium -water cycle to Solarpower.
  • removal of the electric resistance that originally powered the fridge (very carefully !)
  • this receiver is enlarged by winding copper wire around it
  • secondary reflector is fixed only for small portion of stray light
  • insulation of the fridge with polystyrene (80mm), backside with rockwool
  • insulation is covered with offset aluminum
  • transformation of a small satelite dish into a Scheffler-Reflector, the fridge needs 80W


solarkuehlschrank01 solarkuehlschrank02

solarkuehlschrank03  solarkuehlschrank04


It is necessary to work some more on the capacity of retaining the cold. So that during a very warm night or a rainy day the items in the fridge don´t warm up.

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