Multiple mode universal power source utilizing a rotating machine
A programmable motor controller for receiving three-phase input power at an input power frequency and having a polarity is presented. The controller includes a primary chopper for reversing each phase of electrical power according to a reference frequency. Each primary chopper has a power input, a s...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A programmable motor controller for receiving three-phase input power at an input power frequency and having a polarity is presented. The controller includes a primary chopper for reversing each phase of electrical power according to a reference frequency. Each primary chopper has a power input, a signal input, and an output. The power input is electrically connected in wye connection to each phase of power. A transformer for each phase of power has primary and secondary terminals and is connected electrically by its primary terminals to the output of the primary chopper. A secondary chopper for each phase of power is configured to reverse each phase or electrical power according to the reference frequency and phase shifted according to a second reference signal. The secondary chopper has an input connected electrically to the secondary terminals of the transformer in an output connected to a winding of a motor. |
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