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 ...

Hansen & Adkins Auto Transport in Jacksonville, FL had the challenge of preventing expensive repairs and associated downtime with fan belt and tensioner failures that cause damage to fan drives. They ...

Horton will officially launch the LCX series fan drives and the HS6 and HS11A fans, new variable-speed fan drive and a pair of new fans that will help medium- and heavy-duty truck makers meet Phase 2 ...

When implementing cooling solutions for electronic equipment, system designers are confronted with a complex set of variables. The cooling requirements are typically dynamic, and ambient temperatures ...

Horton Inc. says its VMaster and Stratis Di Viscous Fan Drive and Controller systems offer an economical choice for customers who seek the flexibility of variable speed along with optimal engine ...

Here is a simple mod to allow the speed of any 12V fan to be varied. All we need to do is insert a rheostat or variable resistor in the 12V wire to the fan. The rheostat should be rated at least 3 ...

I've got a 120mm 120VAC fan I've been using as a desk fan, plugged directly into mains with a lamp cord. (Note for non-US readers: mains here is 120VAC, 60Hz, so I am using it at its rated specs.) I ...

A large number of the world’s power generation plants are operating with 50-year-old-plus fan equipment. These fans originally were selected from low- to moderate-efficiency designs that were the most ...

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 ...

Speed, torque, and horsepower are three inter-related parameters in motor control. The speed of a motor, measured in revolutions per minute (rpm), defines a motor's ability to spin at a rate per unit ...