Scientists from China have developed a novel optimization method for medium-depth ground source heat pumps, using an improved chaos particle swarm optimization. They coupled it with either a heat ...

Researchers in Italy have designed a novel carbon dioxide heat pump that can work with photovoltaic-thermal energy, a finned coil heat exchanger and a U-tube borehole heat exchanger. Their experiment ...

SIAM Journal on Applied Mathematics, Vol. 74, No. 1 (2014), pp. 60-82 (23 pages) Theoretical models for the thermal response of vertical geothermal boreholes often assume that the characteristic time ...

Description: Wilo USA now offers a range of solar borehole pumps, including a new 4-inch solar submersible pump, available in two series: the Wilo-Quick Solar and the Wilo-Opti Solar series. The ...