Circulating water pump energy-saving control device based on steam excess pressure utilization

• Main Authors: LIU YAN, ZHAO WENBO, LI YANPING, GAO SHIJIE, ZHANG ZHENHUA, ZHANG HAOFENG, YANG GUOQIANG, LIANG WENLONG, ZHANG FEIFEI, DU WEI, LIU XUANZHI, QING KE'ER, KONG LINGGUO, YANG JIN
• Format: Patent
• Language: Chinese; English
• Published: 14.01.2022
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; STEAM ENGINES; WEAPONS

The utility model relates to a circulating water pump energy-saving control device based on steam excess pressure utilization. The circulating water pump energy-saving control device comprises a circulating water pump, a back pressure steam turbine, an SSS clutch, a driving motor, a steam turbine driving shaft, a motor driving shaft, a steam turbine driving shaft rotating speed probe, a motor driving shaft rotating speed probe and a dual-drive control device. The circulating water pump is connected with the back pressure steam turbine through a steam turbine driving shaft; the back pressure steam turbine is connected with the driving motor through the SSS clutch and the motor driving shaft; and the dual-drive control device is connected with a steam turbine driving shaft rotating speed probe, a motor driving shaft rotating speed probe, the circulating water pump, the back pressure steam turbine and the driving motor. According to the circulating water pump, rich energy of high-pressure steam can be effectivel