全交流S120控制系统应用于森吉米尔20辊轧机,实现速度、直接张力控制.介绍了森吉米尔20辊轧机的特点,传动系统在驱动控制图中实现卷径计算、直接张力控制、加减速补偿及摩擦补偿的控制方法.采用高精度、快速响应的数字式速度控制,使该轧机的张力系统具有先进、可靠、精度高等特点,张力波动小,满足用户对张力的高精度要求.%AC S120 control system applies to 20 High Reversing Z-mill,to achieve the control of speed and the direct tension.The features of Z-mill and the methods of diameter calculation,direct tension control,acceleration and deceleration compensation,friction compensation in DCC were introduced.Based on high accuracy,fast response digital speed control,the automatic gauge control for tension is advanced,reliable and accurate,the tension fluctuation is low,so the system can meet user ' requirements for high accuracy of tension.
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