AIR-CONVECTION THERMAL PILE Russian patent published in 1995 - IPC

Abstract SU 1674591 A1

FIELD: civil engineering. SUBSTANCE: air-convection thermal pile comprises sealed tubular casing 1 partly embedded into the ground and circulating pipe 2 installed coaxially in said casing. The casing is partly filled with water. The amount of water poured into the thermal pile is not over 5 kg per 1 sq.m of internal surface of the surface part of the casing with the optimum range being 1 ± 0.5 kg per 1 sq.m. EFFECT: higher operating efficiency of thermal pile. 2 dwg

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SU 1 674 591 A1

Authors

Dolgikh G.M.

Ershov Ju.G.

Ott K.F.

Dates

1995-11-20—Published

1989-10-23—Filed