The production line of the plate mill in Chongqing Iron and Steel Company go through the technical transformations. the whole productivity of the plate mill raised consumedly.But the bottleneck restriction of the finish rolling reared out completely, The main performance is the main drive motor of the finish rolling ability shortage. Carry on the reformation to the main drive of the finish rolling, this text put forward, adopting the cycloconventer driving system replaces F-D power supply method, Ado...