Many Americans receive their water from private groundwater wells (over 15 million households, in fact). This water supply is drawn up from the wells by an electrically-powered pump located at the ...

A group of European scientists has sought to combine PV-thermal (PVT) energy coupled with a heat pump (HP) and borehole thermal energy storage (BTES) for powering an Italian swine farm. “This research ...

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 ...

Extracting underground water to irrigate fields, fill up swimming pools or sell it is illegal, yet it is becoming easier and cheaper to dig a borehole in your back garden. A simple quotation from ...

A company in South Africa has found a way to harness youthful energy in solving the perennial problem of water supply in rural villages. It uses a playground roundabout to power a borehole pump.