CHARGING DEVICE FOR H BRIDGE MULTI-LEVEL INVERTER AND H BRIDGE MULTI-LEVEL INVERTER POWER CELL CHARGING METHOD USING SAME

摘要

According to an embodiment of the present invention, a charging device for an H bridge multi-level inverter is a device for charging an H bridge multi-level inverter to which system power is applied through a power input device. The charging device comprises: a transformer configured to transform inverter control power into a preset size; a switching unit configured to apply or block the inverter control power to or from any one of secondary multi-wires of an input transformer of the H bridge multi-level inverter through a switching operation wherein the inverter control power is transformed into the preset size; and a control unit configured to control an operation of the switching unit in accordance with whether the system power is applied through the power input device.;COPYRIGHT KIPO 2017