| 高压共轨喷油器喷射特性实验与仿真 |
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| 引用本文： | 苏海峰,张幽彤,王尚勇,孙帅.高压共轨喷油器喷射特性实验与仿真[J].农业机械学报,2011,42(1):22-26，30. |
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| 作者姓名： | 苏海峰 张幽彤 王尚勇 孙帅 |
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| 作者单位： | 1. 北京理工大学机械与车辆学院,北京,100081;石家庄职业技术学院机电系,石家庄,050081
2. 北京理工大学机械与车辆学院,北京,100081 |
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| 基金项目： | 国家自然科学基金资助项目(51076014); 河北省教育厅科研计划资助项目(Z2009465) |
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| 摘 要： | 采用实验与数值模拟相结合的方法,进行了不同控制参数:共轨压力、喷油脉宽条件下高压共轨喷油器的喷射特性研究。通过实验数据总结了电磁式喷油器喷油量、喷油率、针阀开启延迟与关闭延迟、喷油持续期等喷射特性。利用AMESim软件建立的高压共轨燃油系统模型进行仿真计算,与实测喷油器喷油率结果进行了对比验证,分析了共轨系统喷射过程中喷油器内液力过程和针阀运动特性,得到了高压共轨喷油器喷射特性随共轨压力和喷油脉宽的变化机理和规律。
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| 关 键 词： | 喷油器 高压共轨 喷射特性 共轨压力 喷油脉宽 |
Numerical-experimental Investigation of Injection Characteristics of High Pressure Common Rail Injector |
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| Su Haifeng,Zhang Youtong,Wang Shangyong and Sun Shuai.Numerical-experimental Investigation of Injection Characteristics of High Pressure Common Rail Injector[J].Transactions of the Chinese Society of Agricultural Machinery,2011,42(1):22-26，30. |
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| Authors: | Su Haifeng Zhang Youtong Wang Shangyong and Sun Shuai |
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| Institution: | Su Haifeng1,2 Zhang Youtong1 Wang Shangyong1 Sun Shuai1 (1.School of Mechanical Engineering,Beijing Institute of Technology,Beijing 100081,China 2.Department of Machinery and Electronics,Shijiazhuang Vocational Technology Institute,Shijiazhuang 050081,China) |
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| Abstract: | By an integrated numerical-experimental approach,the injection characteristics of a production high pressure common rail solenoid injector were investigated on kinds of control parameters include rail pressure and energizing time.The characteristics of injection quality,injection rate,needle opening and closure delays,injection temporal length were summarized via experiment carried out on a test bench.A model of high pressure common rail injection system based on AMESim was used to calculate simulation resu... |
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| Keywords: | Injector High pressure common rail Injection characteristics Rail pressure Energizing time |
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