|
|
|
| Automation Control System of PQF Pipe Mill |
| WU Fengying |
| Tianjin University of Technology, Tianjin 300191, China |
|
|
|
|
Abstract The traditional seamless steel pipe rolling mill consists of two high stands. The first PQF mill with three high stands was built at 168 pipe mill plant of Tianjin Pipe Corporation in 2003.The advanced automation control system of PQF pipe mill is described. The synchronized control of angle and speed on PQF pipe mill is introduced. The principle of positioning control and torque balance technique adopted on this mill are also described. The effect of this control system is obvious in improvement of reliability, productivity and quality of products.
|
|
Received: 01 January 1900
|
|
|
|
|
|
|
2008, Vol. 43 
