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基于推土机铲刀升降回路液压系统的原理,从负负载工况下的系统压力、流量特性,回油背压理论与应用的必要性,以及系统在低压待命、高压保持2种极限状态下的系统特性等方面,尝试对负载敏感系统特定工况下的应用特性进行全面分析,并从节能角度介绍了当前业界的相应技术方案,以期对相关工程技术人员全面正确认识与应用负载敏感系统,探索新的节能理论和方法提供启发。
Based on the principle of hydraulic system of bulldozer blade lift circuit, the system pressure, flow characteristics, the theory and application of oil back pressure and the system under the condition of low pressure standby and high pressure maintaining Characteristics and other aspects of the load-sensing system to try to make a comprehensive analysis of the application characteristics under specific operating conditions and energy-saving perspective of the current industry, the corresponding technical programs, with a view to the relevant engineering and technical personnel fully and correctly understand and apply load-sensing systems to explore new Energy saving theory and method to provide inspiration.