Benefits of 'new' motor technology are promising, says A.O. Smith.(A.O. Smith Electrical Products Co.)
Air Conditioning, Heating & Refrigeration News, May, 1995
A.O. Smith Electrical Products Co has developed a 'digital switched reluctance' electric motor that it expects to make the traditional brushless permanent-magnet models obsolete. The heating and ventilation industry will benefit from applying the technology because it will make heating and cooling equipment more efficient and flexible. The simple motor is inexpensive to make. It is combined with high-tech controls that allow it to operate continuously at a constant speed.
TIPP CITY, Ohio -- Last year in New Orleans, a practical working model was trotted out. The response was positive.
This year at the IAHR Expo in Chicago, A.0. Smith Electrical Products Co. displayed what it is calling, "digital switched reluctance" (dsr) in a variable-speed fan blower motor. Again,...
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