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The Research of an Energy Recovery with SRM during Backflow Period
Abstract:
Facing the situation that battery life mileage is short and energy efficiency is low, The principle is introduced; control method of energy recovery during the backflow period and of improving the energy recovery efficiency in electronic operation are proposed. On the basis of a 500w switched reluctance motor, the mathematical model of SRM is built. In the model, we use the PWM, APC, and CCC control methods at the same time. The best turn-on angle and the turn-off angle are measured in the light load and heavy load conditions through simulation. The energy efficiency in the heavy load and high speed increases 6 percent; energy efficiency in the heavy load and low speed increases 4.5 percent; energy efficiency in the light load and high speed increases 14.5 percent; energy efficiency in the light load and low speed increases 2 percent. This is instructive to improve the efficiency of energy recovery reduce the cost.
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1913-1916
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Online since:
September 2013
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