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US 9,751,381 B2Granted
Method and system for vehicle climate control
AssigneeFord Global Technologies, LLC
InventorFranco Ragazzi
Life of this patent
Estimating the term…
Abstract
Methods and system for operating a vehicle climate control system are described. In one example, the vehicle climate control system includes high and low temperature coolant loops that operate in conjunction with a heat pump. The systems and methods may be incorporated into electric, hybrid, and internal combustion engine propelled vehicles.
Claims13
A method for operating a vehicle climate control system, comprising:
- directing glycol coolant to flow from a first valve to a second valve and from a high temperature coolant loop through a refrigerant to an engine coolant heat exchanger in a first mode;
- and
- directing glycol coolant to flow from the second valve to the first valve from a low temperature coolant loop through the refrigerant to the engine coolant heat exchanger in a second mode.
Dependencies are inferred from the claim text.