Motor control device based on aviation three-phase PFC
The utility model discloses a motor control device based on aviation three-phase PFC. The system comprises a three-phase PFC module and an inversion module. According to the utility model, 115V/400Hzaviation AC power supply AC1 is input; direct current of a direct current power supply DC2 (270V) is...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a motor control device based on aviation three-phase PFC. The system comprises a three-phase PFC module and an inversion module. According to the utility model, 115V/400Hzaviation AC power supply AC1 is input; direct current of a direct current power supply DC2 (270V) is output through the three-phase PFC module; a traditional aviation 400Hz rectifier generally adoptsa diode uncontrolled rectification or thyristor phase-controlled rectification device, and has the obvious defects that the output voltage of the direct current side is uncontrollable, and the outputcan change along with the change of the input voltage and the load; power factor reduction, a lot of harmonics are generated for the aviation power supply; the three-phase PFC module in the system isresponsible for solving the current situation problem of a traditional aviation rectifier, providing a high-quality power supply, solving the interference of a motor system on an aviation airborne power grid, effectively reducin |
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