Part-load efficiency is rapidly becoming the most important measure of energy efficiency in chiller units. Around the world, new environmental standards are increasingly based on a combined part-load ...

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 ...

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, ...

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 ...

ROSEVILLE, Minn. — Horton Holding Inc. will launch in September new variable-speed fan drives and fan blades designed to improve commercial vehicle cooling system performance and help engine makers ...

N C Machinery is a venerated, Anchorage-based company. Its Power Systems Division supplies and services rental generator sets, primarily to Washington and Alaska. It maintains 18 support facilities in ...

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 ...

Building on the popularity of its on-off fan drive, the K32, BorgWarner’s two-speed variant will be available in April as an option from truck manufacturers as well as a conversion kit for operators ...

I'm wondering whether to get one speed fans or variable speed. I like the hardware ability to set fan speed to keep the fan speed as low as temps permit. I'll probably go with one 100mm in and one ...

My computer is about two years old. I added 1 gigabyte of RAM so I would be able to play newer games on it. Normally, I use it all day for gaming, Web surfing and word processing. The internal fan is ...

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 ...