In a coil box between the roughing and finishing stands on a hot strip mill,a problem has been encountered that the entry region of the plate touches the bending rolls and deforms.As a result,the defective coil occurs...In a coil box between the roughing and finishing stands on a hot strip mill,a problem has been encountered that the entry region of the plate touches the bending rolls and deforms.As a result,the defective coil occurs.The condition of plate bending,which forms a new deformation feature in coiling,is analyzed.In this paper,the authors focus on the research of the effects of coiling parameters,such as the thickness of plate,roll speed and feeding speed of plate in coil box,and on specific plate bending.A finite element method is developed to simulate this coiling process.Based on numerical simulation,the effects of the coiling parameters on the mechanics and deformation of the bending plate are obtained.Numerical simulation tests have verified the validity of the developed model.展开更多
This paper describes hydranlic AGC features,Equipment,Change of servo valve,control principle and dynamic setting AGC model in detail and its application to 2050mm hot strip rolling mill in Bao steel.
文摘In a coil box between the roughing and finishing stands on a hot strip mill,a problem has been encountered that the entry region of the plate touches the bending rolls and deforms.As a result,the defective coil occurs.The condition of plate bending,which forms a new deformation feature in coiling,is analyzed.In this paper,the authors focus on the research of the effects of coiling parameters,such as the thickness of plate,roll speed and feeding speed of plate in coil box,and on specific plate bending.A finite element method is developed to simulate this coiling process.Based on numerical simulation,the effects of the coiling parameters on the mechanics and deformation of the bending plate are obtained.Numerical simulation tests have verified the validity of the developed model.
文摘This paper describes hydranlic AGC features,Equipment,Change of servo valve,control principle and dynamic setting AGC model in detail and its application to 2050mm hot strip rolling mill in Bao steel.
