MULTI-PHASE AC LOAD DRIVE APPARATUS

• Main Author: ASANO KATSUHIRO
• Format: Patent
• Language: English; Japanese
• Published: 12.01.2016
• Subjects: 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; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

PROBLEM TO BE SOLVED: To provide a multi-phase AC load drive apparatus capable of suppressing an adverse effect of a zero-phase current.SOLUTION: The multi-phase AC load drive apparatus 400 includes: a first inverter 102 for converting DC power into multi-phase AC power; neutral point simulation means 402 for simulating a neutral point of a first multi-phase AC load 200 connected with the output side of the first inverter 102; a DC power supply B connected with first neutral point simulation means 300; and a capacitor C connected with the input side of the first inverter 102. 【課題】零相電流による影響を低減させた多相交流負荷駆動装置を提供する。【解決手段】直流電力を多相交流電力に変換する第１インバータ１０２と、第１インバータ１０２の出力側に接続される第１多相交流負荷２００の中性点を模擬する中性点模擬手段４０２と、第１中性点模擬手段３００に接続された直流電源Ｂと、第１インバータ１０２の入力側に接続されたコンデンサＣと、を備える多相交流負荷駆動装置４００とする。【選択図】図６