The structure and theory of main circuit, control circuit and protection circuit of modularized charge power supply composed by IGBT high frequency switch tubes are introduced in this paper.

介绍了利用高频开关管IGBT构成模块化充电电源的主电路、控制电路及保护电路的结构、原理。

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The control programme describes the circuit behavior in VHDL by employing the modularized design method and USES state machines to synchronize the control signals.

控制程序采用模块化的设计方法，用VHDL实现电路行为的描述，采用状态机控制整个流程，实现对各路控制信号的同步。

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The idea of modularized design in hardware circuit of nodes can reduce the complexity of the design and reduce the interference of wireless circuit.

节点的硬件电路采用模块化设计思想，可以减少设计的复杂度，减小无线电路的干扰。

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