发明授权
US5962996A Inverter apparatus 失效
变频器

Inverter apparatus
摘要:
In an inverter apparatus for converting a direct current to an intermittent current by a converter configured by parallel-connected plural pairs of serially-coupled switching elements, resistance loads are connected across output terminals of the converter and a positive terminal or a negative terminal of a direct current source, and a direct current output can be supplied to the resistance loads from the inverter apparatus by controlling the converter at a low frequency.
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