Effect of snow cover on ground heat pump performance and soil moisture freezing

Rhen, 1985, Design of shallow horizontal pipe systems used as a heat source for heat pumps, 272 Tarnawski, 1982, An analysis of heat and moisture movement in soils in the vicinity of ground heat collectors for use in heat pump systems Kersten, 1949 Dirksen, 1966, Closed-system freezing of unsaturated soil, 130, 168 Yen, 1981, Review of thermal properties of snow, ice, and sea ice, 34 Andersson, 1966, Phase composition of frozen montmorillonite-water mixtures from heat capacity measurements, 130, 670