Nonstop water pumping system that requires no power...how it's done! Come along today as we take 2 ram pumps and water our entire farm!

Find the best solar well pump kits for off-grid water needs. See what to look for, how deep they go, and which kits work in 2025.

Q. My partner and I have a question about our windows. The home we bought 20 years ago had “newer” windows that had replaced ...

While implementing a capacitor auto‐discharge module is easy, engineers must choose the right bleeder resistor and discharge ...

A water source heat pump will soon provide heat and power at several University of East London, U.K., facilities. The system ...

By using op amps powered from a bipolar supply and ground-referencing the sensor signals, the op amp’s output will be at zero ...

Repairing or replacing pumps is very expensive, which is why engineers will appreciate how the SIL-2 FLT93 Series Flow Switch from Fluid Components International (FCI) provides them with a reliable ...

[IMSAI Guy] grabbed an obsolete XOR gate and tried a classic circuit to turn it into a frequency doubler. Of course, being an old part, it won’t work at very high frequencies, but the circuit is ...

GTsNA enable forced circulation of the coolant in the primary circuit through the active zone of the reactor ... “Having completed the installation of the main circulation pumps, we have completed the ...

The drilling project marked the most intensive step in their plan to install a geothermal heat pump. The systems harness stable underground temperatures — usually around 50 degrees Fahrenheit ...

The system uses photovoltaic-thermal (PVT) collectors as the solar source, a U-tube borehole heat exchanger (BHE) for the ground source, and a finned coil heat exchanger (FCHE) for the air source.