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US07508689B2 Inverter and a drive system using the inverter 失效
逆变器和使用变频器的驱动系统

Inverter and a drive system using the inverter
摘要:
A inverter has a switching device for switching DC to change it to AC, and a bipolar type rechargeable battery connected to the switching device in parallel or in series for smoothing the current from the switching device.
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