Earth coil heating and cooling system

Details Earth coil heating and cooling system Earth coil heating and cooling system

1979-01-05

1981-03-24

King, Lloyd L.

Refrigeration

Disparate apparatus utilized as heat source or absorber

With vapor compression system

62260, 623246, 165 45, F25B 2702, F25D 2312, F25B 1300

Patent

active

042572398

ABSTRACT:
A heating and cooling system having a refrigerant heat pump employing first and second evaporator-condensers with a reversing valve, a refrigerant-to-water heat exchanger embodying the first evaporator-condenser, an elongated conduit buried in the earth and connected with the heat exchanger, and means positioned in the earth to maintain the earth in wet condition adjacent the conduit so that heat is efficiently transferred between the conduit and the earth.

REFERENCES:
patent: 2513373 (1950-07-01), Sporn et al.
patent: 2529154 (1950-11-01), Hammond et al.
patent: 2689090 (1954-09-01), Wetherbee et al.
patent: 2726067 (1955-12-01), Wetherbee et al.
patent: 2749724 (1956-06-01), Borgerd et al.
patent: 4042012 (1977-08-01), Perry

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