http://www.pushhogg.com/energy-saving-vfd/
what is VFD variable frequency drive?
some of the manufacturers name and availability in india,chennai dealer name
How VFDs used for Energy Saving purpose
A Variable Frequency Drive (sometimes abbreviated VFD) is system for controlling the rotational speed of an alternating current (AC) electric motor by controlling the frequency of the electrical power supplied to the motor. A variable frequency drive is a specific type of adjustable speed drive. Variable frequency drives are also known as adjustable frequency drives (AFD), variable speed drives (VSD), AC drives or inverter drives.
Bison Gear Verdant Duty(TM) AC gearmotors
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Variable frequency drives, Part 2: VFDS for blowers: VAV energy savings in all operating modes.(Emerging Technologies): An article from: ASHRAE Journal $9.95 This digital document is an article from ASHRAE Journal, published by American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Inc. on May 1, 2010. The length of the article is 1341 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available immediately after purchase. You can view it with any web browser.Citat… |
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Variable frequency drives, Part 3: VFDs for large chillers: large energy savings per installation.(Emerging Technologies): An article from: ASHRAE Journal $9.95 This digital document is an article from ASHRAE Journal, published by American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Inc. on June 1, 2010. The length of the article is 1505 words. The page length shown above is based on a typical 300-word page. The article is delivered in HTML format and is available immediately after purchase. You can view it with any web browser.Cita… |