Obtaining a water supply on the fireground is one of those “gotta haves” for a successful outcome combating a fire. For the simple low-flow fireground operation, this task is fairly easy. When fire ...

SPO 1-1 Given information from discussion, handouts, and reading materials, explain the pump operator's responsibilities to pump a supply line, given the length and size of line, flow and desired ...

The Luxaire® brand Acclimate™ packaged 2- to 5-ton dual-fuel heat pump features low nitrogen oxide (NOx) for reduced carbon emissions, R-410A refrigerant, standard louvered condenser coil protection, ...

Researchers in Spain have developed a dual-condenser air-to-water heat pump that shifts domestic hot water production to daylight hours, maximizing PV self-consumption. The prototype boosted solar ...

Part I of this series introduced the lead/lag control strategy as it applies to parallel pump operation and discussed the need for identifying the designer’s intent for a particular system. Part II ...

A comprehensive guide to the pumping systems driving precision, safety, and efficiency in modern mining and quarrying ...