In last month’s column [“Automatic Pumpdown Systems,” Nov. 5], we talked in general about the automatic pumpdown cycle and why it is the only sure remedy for refrigerant migration to a compressor ...

Thompson Pump & Manufacturing has developed an automatic start/stop system for hydraulic submersible pumps. The new system, says Thompson, controls activation of the hydraulic circuit, while ...

Build a pump and sprinkler zone control system. System will include an irrigation canal water level sensor, water level sensor on the pump intake cistern, and control for the pump and sprinkler ...

Typically, when talk turns to power plant pumps, boiler feed and cooling water pumps immediately dominate the discussion. And that’s as it should be: these pumps are critical to a plant’s thermal ...

Join our growing army of changemakers and get unlimited access to our premium content Rising energy costs – 58% since 2001 – and the terms of the 1997 Kyoto Protocol has led to a radical rethinking of ...

LONDEX, LTD., 207 Anerley Road, London, S.E.20, have introduced a patented system (“Lectralevel”) of floatless liquid level control, designed for automatically pumping out, filling or maintaining the ...

Researchers in Korea have designed applied machine learning techniques to enable users to have more control of the timing of heating and cooling in air-source heat pumps. The system is based on ...