Energy conversion system of pneumatic-hydraulic hybrid wave energy device

• Main Authors: ZHAO JINGFEI, ZHANG XIAODIAN, WU ZHULI, CHEN HUANGYAN, HONG TONGQING, GAO YUJIE, WU QING, CHEN YIHUA, FANG LIANHANG, YU PENG
• Format: Patent
• Language: Chinese; English
• Published: 16.05.2023
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; STEAM ENGINES; WEAPONS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

The invention discloses an energy conversion system of a pneumatic-hydraulic hybrid wave energy device. Comprising a nozzle, an impulse turbine, a torque output shaft, a coupler, a rotating speed sensor, a variable-proportion displacement pump, an energy accumulator, a manual reversing valve, a first electromagnetic ball valve, a second electromagnetic ball valve, a hydraulic motor, a permanent magnet generator, a PID control module, a hydraulic oil tank, an oil pressure sensor, a first hysteresis comparator, a second hysteresis comparator, an air pressure sensor and an overflow valve. The air turbine and the hydraulic conversion system are combined, and an innovative pneumatic-hydraulic energy conversion mode is achieved. 本发明公开提供了一种气动-液压混合波浪能装置能量转换系统，包括喷嘴、冲动式透平、扭矩输出轴、联轴器、转速传感器、变比例排量泵、蓄能器、手动换向阀、第一电磁球阀、第二电磁球阀、液压马达、永磁发电机、PID控制模块、液压油箱、油压压力传感器、第一滞回比较器、第二滞回比较器、气压压力传感器和溢流阀。本发明通过将空气透平和液压转换系统结合，实现了一种创新性的气动-液压能量转换方式。