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.

LONG BEACH, Calif. - Pumps are responsible for a significant part of the world’s electrical energy consumption, but their impact can be by using variable-speed pump control, especially in hydronic ...

Variable-speed options are abundant in HVAC and their impact has been felt industry-wide. Contractors and manufacturers alike have taken to these single- and two-stage alternatives as ways to enhance ...

It is interesting to look at figures from the Energy Information Administration about where energy gets consumed in our economy. These figures reveal that industrial uses account for 31% of all energy ...

Can variable speed pumps be used on compensated heating circuits, in place of three port and pressure relief valves. Are they cost effective, and how is the pump controlled? Variable speed driven ...

Chris Parsloe argues that a modular approach to system design helps exploit the energy saving potential of variable speed pumps In the shadows cast by Part L of the new Building Regulations and the ...