| 三缸内燃泵曲轴负荷多学科仿真研究 |
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| 引用本文： | 杨道斋,姜勇,张洪信,赵清海,张铁柱.三缸内燃泵曲轴负荷多学科仿真研究[J].机械设计,2011,28(12). |
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| 作者姓名： | 杨道斋 姜勇 张洪信 赵清海 张铁柱 |
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| 作者单位： | 青岛大学机电工程学院,山东青岛,266071 |
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| 基金项目： | 国家自然科学基金资助项目(50975146); 国家高技术研究发展计划(863计划)资助项目(2008AA04Z117) |
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| 摘 要： | 曲轴是三缸内燃泵的重要运动和功能零件.通过热力学、系统动力学、流体力学分析得到连杆对曲轴的作用力.建立了能真实反映曲轴实际工作状况的全接触有限元分析模型,考虑连杆荷载、重力、角速度、摩擦力,对各缸作功或吸气冲程中曲轴的接触应力、摩擦应力和Yon Mises应力进行了计算,第2缸曲柄销应力小于第1缸,第1缸小于第3缸.各种情况下摩擦应力为接触应力的3％左右,最大Von Mises应力发生在主轴颈的过渡圆角处.曲轴疲劳安全系数约为2.85,满足要求.
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| 关 键 词： | 内燃泵 曲轴 有限元 多学科 应力 |
Multi-disciplinary simulation study on crankshaft load of three-cylinder internal combustion pump |
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| YANG Dao-zhai
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JIANG Yong
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ZHANG Hong-xin
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ZHAO Qing-hai
,
ZHANG Tie-zhu.Multi-disciplinary simulation study on crankshaft load of three-cylinder internal combustion pump[J].Journal of Machine Design,2011,28(12). |
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| Authors: | YANG Dao-zhai JIANG Yong ZHANG Hong-xin ZHAO Qing-hai ZHANG Tie-zhu |
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| Affiliation: | YANG Dao-zhai,JIANG Yong,ZHANG Hong-xin,ZHAO Qing-hai,ZHANG Tie-zhu(College of Electromechanical Engineering,Qingdao University,Qingdao 266071,China) |
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| Abstract: | Crankshaft is an important moving and functional part of three-cylinder internal combustion pump.The force applied on crankshaft by connecting-rod was obtained through thermodynamics,system dynamics and hydrodynamics analysis.The full contact finite element model of crankshaft which can reflect the actual conditions was also constructed.By considering the load from connecting-rod,gravity,angular velocity and friction force,the contact stress,friction stress and Von Mises stress of crankshaft during the stro... |
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| Keywords: | internal combustion pump crankshaft FEA multi-disciplinary stress |
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