Refrigeration – Automatic control – Refrigeration producer
Reexamination Certificate
2005-03-29
2005-03-29
Doerrler, William (Department: 3744)
Refrigeration
Automatic control
Refrigeration producer
C062SDIG002, C062S208000, C062S209000
Reexamination Certificate
active
06871509
ABSTRACT:
An air conditioning system is disclosed which takes advantage of low ambient temperature conditions so as to activate a refrigerant flow that bypasses the compressor. The activation of the refrigerant flow is achieved by the intelligent control of a pump positioned between the outlet of the condenser and the inlet of an expansion device upstream of the evaporator. The refrigerant flow produced by the pump does not require any particular positioning of the condenser and evaporator components with respect to each other. The evaporator preferably absorbs heat from water circulating in a secondary loop which is used to remove heat from a building by one or more fan coil units.
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Girod Xavier
Grabon Michel K.
Nieva Kenneth J.
Rigal Philippe
Carrier Corporation
Doerrler William
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