The calculation for reel tension system based on one tandem hot rolling mill plant was introduced. The tension control theory and realization was discussed also.

基于某钢厂热连轧机组实际控制系统，对卷取机张力进行计算，提出张力的控制思想并在生产中实现。

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The rolling transmission is driven by a vector frequency motor and floating roller system and PLC can automatically calculate the reel diameter, achieving the reeling tension conical control.

收卷传动采用矢量变频电机﹑浮动辊系统组成，并通过PLC自动计算卷径实现收卷张力锥度控制；

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More ominous, its financial system is on the brink of disaster as its banks, including the large ones, reel from the catastrophically growing volume of nonperforming loans.

FORBES: Japan: Falling Off The Cliff