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近日,从国家知识产权局传来喜讯,徐工挖掘机械事业部3项发明专利喜获授权,分别是“一种液压挖掘机节能控制系统”、“一种液压挖掘机动臂势能回收控制装置”以及“一种液压挖掘机装车作业转速自适应系统”。“一种液压挖掘机动臂势能回收控制装置”攻克了挖掘机动臂下降速度控制和能量回收协调控制的技术难
Recently, the good news came from the State Intellectual Property Office, Xugong Excavating Machinery Division awarded three invention patents, namely “a hydraulic excavator energy-saving control system”, “a hydraulic excavator boom potential energy recovery Control device ”and “ a hydraulic excavator loading operation speed adaptive system ”. “A hydraulic excavator boom potential energy recovery control device ” to overcome the excavator boom speed control and energy recovery coordinated control of the technical difficulties