Multi-pump control system

• Main Authors: LIU GUANGZHOU, JIN WANSHUN
• Format: Patent
• Language: Chinese; English
• Published: 22.10.2019
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model discloses a multi-pump control system. Wherein the frequency converter and the pump set are connected to an alternating-current power supply and used for condition judgment and PID adjustment, the frequency converter is in signal connection with a pressure acquisition unit, contactors are arranged between pumps of the pump set and the alternating-current power supply and betweenthe pumps and the frequency converter, and the contactors are in signal connection with the frequency converter. And the system efficiency is high, the service life of the pump is prolonged, devices are saved, and the cost is reduced. 本实用新型公开了一种多泵控制系统，包括连接在交流电源上用于条件判断与PID调节的变频器和泵组，所述变频器上信号连接有压力采集单元，所述泵组的各泵与交流电源之间、各泵和变频器之间均设置有接触器，所述接触器均和变频器信号连接。其系统效率高，提高了泵的使用寿命，节省了器件、降低了成本。