Three-phase power supply circuit and three-phase power supply device

The invention provides a three-phase power supply circuit and a three-phase power supply device, the three-phase power supply circuit is respectively connected with a three-phase power supply and a motor controller, and the three-phase power supply circuit comprises a rectification module, a power f...

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Bibliographische Detailangaben
Hauptverfasser:	WU WENXIAN, ZHAO ZHICONG, QUAN WEI, QIN HAIYAN, PAN ZONGRONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS CONTROL OR REGULATION THEREOF CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	The invention provides a three-phase power supply circuit and a three-phase power supply device, the three-phase power supply circuit is respectively connected with a three-phase power supply and a motor controller, and the three-phase power supply circuit comprises a rectification module, a power factor correction module and an energy storage module; the input end of the rectification module is connected with a three-phase power supply, the positive electrode output end of the rectification module is connected with the first end of the power factor correction module, the negative electrode output end of the rectification module is grounded, and the second end of the power factor correction module is connected with the motor controller through the energy storage module; the power factor correction module is arranged behind the rectification module, the rectified direct current voltage is subjected to power factor correction in a unified mode, the power factor correction module does not need to be independentl