异步交叉轧制能耗特性研究

STUDY ON ENERGY CONSUMPTION IN ASYMMETRIC AND CROSS ROLLING

对异步交叉轧制的能耗特性进行了分析与实验验证。研究表明，随交叉角增大，轧制能耗下降，当交叉角（θ）增至临界值（θｃｒ）时，能耗最小，交叉角θ＞θｃｒ后，能耗基本不变；随异步比增大，能耗亦下降，当异步比（ｉ）增至临界值（ｉｃｒ）时，能耗最小，ｉ＞ｉｃｒ后，能耗则上升，且θ愈大，ｉｃｒ亦愈大。即当交叉角为θｃｒ且异步比亦为ｉｃｒ时，异步交叉轧制综合能耗最小。

Based on the analysis of energy consumption (EC) characteristics of asymmetric and cross rolling,it is shown that with the increase of cross angle θ,EC drops,and at a critical angle θcr,EC reaches a minimum when θ>θcr,EC changes littleWhen speed ratio i increases,EC drops too, as i reaches to a critical value ratio icr, EC has a minimum value too, but when i>icr,EC increases with i,and the larger θ the greater icr isWhen θ=θcr and i=icr,the comprehensive energy consumption is the smallest