The technological requirement and technical parameter of screwdown motor and AC - DC - frequency controlled regulating system are introduced.

介绍了压下电机的工艺要求、技术参数,及用于电机速度精确控制的交 - 直 - 交变频调速系统.

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The influences of plate width , tension and screwdown ratio on forward slip were measured using a.

在实验轧机上,应用铝试样实测了板宽 、 张力和压下率对前滑的影响规律.

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Three test methods for hydraulic screwdown systems dynamic characteristic of the large four - roller machine are researched.

研究分析了大型四辊轧机液压压下系统动态特性的各种测试方法.

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The system can meet the control requirement of screwdown motor of roughing mill.

该系统可充分满足粗轧机压下电机的控制要求.

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