An HVAC system’s energy efficiency is only as good as the engineering firm that monitors and upgrades it. Hemant Mehta’s WM Group must be doing something right because he and his team have been ...

At the end of last month’s column (Retrofit variable speed pump considerations, Part 1), I promised that we would venture into the world of sizing retrofit circulators for light commercial projects ...

Geothermal heat pumps (GHPs) have been around for a long time, but recent technological advances have propelled these systems into a new sphere of efficiency and comfort, said Doug Dougherty, ...

As the cost of components and pumps becomes more affordable, variable speed pumps are being used to increase the efficiency and reliability of water distribution systems in multi-story buildings.

First note - I am a completely new to water cooling, this is the first build I've done. With GPU prices the way they are, I decided to try for an overclock vs a new GPU. Things are working well, and I ...

A recent trend in nuclear power plant upgrades has been the replacement of the motor-generator (MG) sets that drive the reactor circulating pumps with variable-frequency drives (VFD). Siemens’ first ...