Design and sales center of reflux ratio controller for Tianjin University   

Explosion proof type of reflux ratio controller (national patent system: ZL:03258186.6) invention and design Liu, Wende in 1984 to undertake development of reflux than the task of the system controller, then complete the task and enterprise technological innovation technology leather three major awards, and in 1985 transferred to Tianjin University of petroleum and Chemical Technology Development Center Automation instrument room. After 20 years of unremitting efforts, participation in the domestic and international precision flow tower reflux ratio of experimental equipment to complete the return of the system of the full range of domestic and international application market, as the petrochemical, pharmaceutical chemicals, flavors and fragrances, fine chemicals, chemical additives, solvent recovery and other enterprises to make a contribution. And get home to Hong Kong, American and other research institutes, petrochemical, petrochemical enterprises and universities generally welcomed and accepted. The reflux ratio of the rectifying column (distillation column) to the control system (including: control instrument + internal (external) return head + control power).