天铁热轧精轧区辅助传动系统改造

Revamp of Auxiliary Drive System at Tiantie Hot Rolling Finishing Area

针对天铁精轧变频系统控制精轧换辊小车的变频整流装置故障,分析了其产生原因。对精轧区辅助传动系统的控制回路及软件参数进行了优化,排除了故障,降低了变频设备备件成本,取得了较高的经济效益,保证了生产的稳定顺行。

The fault of frequency conversion rectifying device for roll changing car at Tiantie finishing frequency conversion system was analyzed. Modification was executed on the auxiliary drive system of finishing area to improve the control circuit of hardware circuit and software parameters, eliminate production failure at hot rolling line and reduce the spare part cost of frequency conversion equipment.High economic benefit was obtained and stable and smooth production ensured.