For matching the welding line speed and optimal welding parameters in submerged surfacing arc welding of the continuous casting rolls with different diameters,the driving device of frequency control continuous casting roller is researched and developed based on the vector control technology,it has a lot of characteristics,such as wide speed range of control system,good acceleration and deceleration performances and high speed precision,it provides equipment support for submerged surfacing arc welding of the continuous cas...
