Refrigeration – Reversible – i.e. – heat pump – External fluid flow reversed
Patent
1993-04-13
1995-02-07
Bennett, Henry A.
Refrigeration
Reversible, i.e., heat pump
External fluid flow reversed
62243, 454161, F25D 1700
Patent
active
053867041
ABSTRACT:
An electric vehicle has an air conditioning system including an evaporator and a condenser arranged in a refrigerant fluid circuit. The evaporator and condenser are used respectively, in summer for cooling and in winter for heating, the air which is delivered into the cabin of the vehicle. For this purpose, the evaporator and condenser are disposed respectively in a first branch and a second branch of the air circuit, with a valve being provided for bringing each of these branches selectively into communication with a cabin air inlet and an evacuation duct for evacuating air to outside the vehicle.
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patent: 4667480 (1987-05-01), Bessler
Bennett Henry A.
Doerrler William C.
Valeo Thermique Habitacle
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