| 基于DYTRAN的发动机曲轴系冲击动力学仿真 |
| |
| 引用本文： | 王承禹,常汉宝,郑仁伯,王勇. 基于DYTRAN的发动机曲轴系冲击动力学仿真[J]. 内燃机工程, 2009, 30(4) |
| |
| 作者姓名： | 王承禹 常汉宝 郑仁伯 王勇 |
| |
| 作者单位： | 海军工程大学,动力工程学院,武汉,430033;海军大连地区装备修理监修室,大连,116041 |
| |
| 摘 要： | 基于TBD234V6发动机曲轴的有限元模型,建立了包括柔性曲轴、活塞组、连杆组及飞轮在内的发动机刚柔体混合动力学仿真模型,介绍了冲击环境冲击谱的描述方法以及结构动力响应向设计冲击谱换算的方法和原则,并基于冲击因子法和BV043/73标准,在非线性瞬态动力学软件MSC.DYTRAN中,对该型曲柄连杆机构进行了冲击响应分析.综合采用了曲柄连杆机构整体有限元分析、接触算法、非线性瞬态动力学分析方法等手段,在1 500 r/min工况下,对发动机进行刚柔体混合动力学仿真,得到了发动机的连杆颈负荷、主轴颈负荷及最大动态应力等仿真结果.计算结果表明所采用的方法是合理和有效的.
|
| 关 键 词： | 内燃机 发动机 曲轴系 刚柔混合 冲击动力学仿真 |
Shock Dynamics Simulation of Crankshaft System Based on DYTRAN |
| |
| WANG Cheng-yu,CHANG Han-bao,ZHENG Ren-bo,WANG Yong. Shock Dynamics Simulation of Crankshaft System Based on DYTRAN[J]. Chinese Internal Combustion Engine Engineering, 2009, 30(4) |
| |
| Authors: | WANG Cheng-yu CHANG Han-bao ZHENG Ren-bo WANG Yong |
| |
| Affiliation: | 1.Power Engineering College;Naval University of Engineering;Wuhan 430033;China;2.The Navy Military Representative office in Dalian District;Dalian 116041;China |
| |
| Abstract: | Based on the finite element model of TBD234V6 engine crankshaft,a rigid flexible combined dynamics simulation model including crankshaft,piston-connecting rod and flywheel was developed.The definition of shock spectrum in shock environment,the method and principle of converting structure dynamic response to design shock spectrum were introduced.Based on shock factor analysis method and BV043/73 standard,shock response of the crank-connecting rod mechanism was analyzed by using non-linear transient dynamics ... |
| |
| Keywords: | IC engine engine crankshaft system rigid flexible combined shock dynamics simulation |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
