| 液压机械无级传动换段过程液压回路动态特性仿真研究 |
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| 引用本文： | 熊国良,刘爱博,贾庆.液压机械无级传动换段过程液压回路动态特性仿真研究[J].机床与液压,2011,39(3). |
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| 作者姓名： | 熊国良 刘爱博 贾庆 |
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| 作者单位： | 华东交通大学机电工程学院,江西南昌,330013 |
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| 基金项目： | 江西省自然科学基金资助项目(2007GZC0895) |
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| 摘 要： | 为了研究液压机械无级传动换段过程中液压回路的动态特性,采用仿真软件EASY5建立液压机械无级传动液压回路的仿真模型,分析管道长度、管道直径以及油液容积在换段过程中对液压油路的压力响应、扭矩变化以及液压元件转速变化的影响。结果表明:减小管道长度、管道半径和油液容积可以有效减小液压元件在扭矩反向时的转速波动和压力冲击,提高系统的动态特性。
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| 关 键 词： | 液压机械无级传动 液压回路 动态特性 EASY5 |
Research on Dynamic Characteristics of the Hydraulic Circuit in Shifting of Hydro-mechanical Continuously Variable Transmission |
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| XIONG Guoliang,LIU Aibo,JIA Qing.Research on Dynamic Characteristics of the Hydraulic Circuit in Shifting of Hydro-mechanical Continuously Variable Transmission[J].Machine Tool & Hydraulics,2011,39(3). |
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| Authors: | XIONG Guoliang LIU Aibo JIA Qing |
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| Affiliation: | XIONG Guoliang,LIU Aibo,JIA Qing(East China Jiaotong University,Nanchang Jiangxi 330013,China) |
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| Abstract: | In order to research the dynamic characteristics of the hydraulic circuit in shifting of hydro-mechanical continuously variable transmission(HMCVT),the simulation model of the hydraulic circuit of HMCVT was established by EASY5.In the process of changing section,the impacts of pipe length,pipe diameter and oil volume on pressure response,torque change and rotational speed change of hydraulic components were analyzed.The simulation results show that reducing pipe length,pipe diameter and oil volume can effec... |
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| Keywords: | Hydro-mechanical continuously variable transmission Hydraulic circuit Dynamic characteristics EASY5 |
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