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U.S. Department of Energy
Office of Scientific and Technical Information

Energy efficient electronic control system for air-conditioning and heat pump systems

Patent ·
OSTI ID:6496802

This patent describes an improved energy efficient control system in conventional air-conditioning and heat pump system. The systems normally including a compressor means, a compressor motor for operating the compressor means, a compressor contactor for turning the compressor motor on and off, an evaporator means, a conditioned air delivery blower fan, a blower fan motor for driving the blower fan, a blower relay for turning the blower fan motor on and off, a condenser means, a condenser fan, a condenser fan motor for driving the condenser fan, a condenser fan relay for turning the condenser fan motor on and off, a control transformer for converting sixty-cycle AC line voltage to control voltage AC power, an air duct system for delivering conditioned air and returning spent air from an area to be conditioned or controlled, and a thermostat for automatic temperature control.

Assignee:
NOV; EDB-90-165021; NOV-90-034031
Patent Number(s):
US 4941325; A
Application Number:
PPN: US s 7-402850
OSTI ID:
6496802
Country of Publication:
United States
Language:
English