The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

CHARLOTTE, N.C., July 1, 2022 /PRNewswire/ -- QM Power announced the launch of Q-Sync® VS, a new line of industry-leading energy efficient variable speed permanent magnet AC (PMAC) fan motors.

A new variable-speed fan drive system with gearbox from Horton and Hub City provides more efficient cooling for rear-engine buses, motor homes and motor coaches with side-mounted cooling modules, ...

The U.S. Department of Energy has indicated that 65 percent of electrical energy used in commercial and industrial systems comes from electrical motors powering centrifugal pumps and fans. Also, the ...

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 ...

Fans are often used to ventilate agricultural buildings. Adjoining rooms with connecting air paths through open doors or manure channels can operate as a single room with a common negative pressure.