| 混合动力液压挖掘机动臂势能回收系 |
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| 引用本文： | 林潇,管成,裴磊,潘双夏.混合动力液压挖掘机动臂势能回收系[J].农业机械学报,2009,40(4):96-101. |
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| 作者姓名： | 林潇 管成 裴磊 潘双夏 |
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| 作者单位： | 浙江大学机械设计研究所,杭州,310027 |
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| 基金项目： | 浙江省科技计划项目，浙江省台州市科技计划 |
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| 摘 要： | 通过对液压挖掘机典型工况特性的分析,提出了一种并联式混合动力液压挖掘机动臂势能回收系统,分析了液压缸负载受力情况,建立了液压缸、节流阀、液压马达等液压元件以及永磁同步电机、镍氢电池组等电气元件的数学模型,提出了具有动臂势能回收功能的混合动力液压挖掘机整机控制策略以及能量回收控制方法.理论分析和仿真结果表明,并联式混合动力液压挖掘机除了能改善发动机工作状况提高燃油效率外,可以通过动臂势能回收进一步提升系统的节能效果,并且能量回收系统具有结构简单、回收效率高、回收速度可控、回收能量再利用范围广等优点.
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| 关 键 词： | 液压挖掘机 混合动力 动臂势能 能量回收 |
on the System of Arm Potential Energy Recovery in Hybrid Hydraulic Excavators |
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| Lin Xiao,Guan Cheng,Pei Lei,Pan Shuangxia.on the System of Arm Potential Energy Recovery in Hybrid Hydraulic Excavators[J].Transactions of the Chinese Society of Agricultural Machinery,2009,40(4):96-101. |
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| Authors: | Lin Xiao Guan Cheng Pei Lei Pan Shuangxia |
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| Institution: | Institute of Mechanical Design;Zhejiang University;Hangzhou 310027;China |
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| Abstract: | According to the analysis of the unique working condition in hydraulic excavators,a structure of arm potential energy recovery in parallel hybrid hydraulic excavators was put forward.The force condition of cylinder was analyzed,and the mathematical models of hydraulic components(e.g.cylinder,throttle and hydraulic motor) and electric components(e.g.electric motor and NIMH batteries) were built up.Also,the control strategy of the hybrid excavator,which is equipped with arm potential energy recovery,and the c... |
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| Keywords: | Hydraulic excavator Hybrid power Arm potential energy Energy recover |
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