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。
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).
变频调速系统主电路采用交-直-交形式,以可编程逻辑器件(CPLD)作为调速系统逆变电路功率开关器件IGBT的逻辑控制器件。
Alternating-direct-alternating circuit is adopted and CPLD is used as logic control device of power IGBT in main circuit of variance-frequency timing system.
从其电路的结构上分为交—直—交和交—交变频器。
From the structure of the circuit is divided into cross - straight - to pay and pay - cycloconverter.
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