The AC-DCAC voltage source inverter composes the main circuit of this variable frequency system and CPLD is the logic control device of the power device (IPM).
该变频调速系统主电路采用交-直-交形式，以(CPLD)作为调速系统逆变电路功率开关器件(IPM)的逻辑控制器件。
In the system, Intel 80c196mc is used as control center and IPM is used as an intelligent power device in the main circuit of AC DC AC voltage type inverter.
该系统以80c 196 MC为控制核心，采用IPM智能功率模块为功率元件，组成了交直交电压型逆变器主回路。
The hardware of permanent magnet AC servo system is designed, including system power main circuit, system control circuit and auxiliary circuit.
设计了永磁交流伺服系统硬件电路，包括系统功率主电路、系统控制电路和辅助电路。
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