1) AC-DC-AC frequency control device
交直交变频调速装置
1.
This paper introduces the composition and main control functions of AC-DC-AC frequency control device of ABB Company,and the unique Direct Torque Control(DTC) technology of the device,and analyzes the setup of the main transmission system for hot rolling,which is applied in one domestic steel works.
介绍了ABB公司交直交变频调速装置的构成及主要控制功能,以及ABB公司交直交变频调速装置所特有的直接转矩控制(DTC)技术,分析了热轧主传动系统的配置。
2) AC DC AC speed regulation system
交直交变频调速
3) AC motor frequency conversion equipment
交流变频调速装置
1.
The AC motor frequency conversion equipment is developed basis on the principle of constant proportion of voltage to frequency, and by using the TMS320F240 digit signal processor especially made for digit motor control.
根据恒压频比交流调速原理,利用一种专为数字电机控制而生产的TMS320F240数字信号处理器,设计了交流变频调速装置。
4) AC-DC-AC variable-frequency system
交-直-交变频调速系统
5) Invertor for AC to AC
交-交变频装置
补充资料：交直
1.交班。
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