Variable frequency drives (VFDs), also known as variable speed drives (VSDs), are used to modulate the speed of motors in various applications, from hydronic water pumping to VAV fan units to vacuum ...

Know your options when selecting the appropriate flowmeter technology to measure natural gas, water, and steam in power generation. In many chemical plants, the electricity the plant uses is derived ...

Selection of any flow measurement device should always consider the fluid viscosity as turbine meters typically loose accuracy and performance as the fluid viscosity increases, whereas the performance ...

This article reviews the most commonly used moisture measuring instruments and provides a comparison of those technologies.

Water-source variable refrigerant flow (VRF)/variable refrigerant volume (VRV) systems are compact, flexible systems designed to offer many of the same benefits of air-source VRF/VRV systems. These ...

Question: Why are Appleton's fire hydrants painted different colors? There are orange ones, red ones and green ones. I've even seen a green and yellow one. Does that mean a Packers fan lives there?