基于多体系统仿真的内燃机曲柄连杆机构动力学分析  

Simulation Analysis of the Crank-Connecting Rod Mechanism in Internal Combustion Engine Based on Multi-Body System Dynamics

作　　者：张林仙[1] 张生保[1] 

机构地区：[1]中北大学研究生院,山西太原030051

出　　处：《装备制造技术》2006年第4期14-16,共3页Equipment Manufacturing Technology

基　　金：山西省自然科学基金资助项目(20051024)

摘　　要：为解决如何真实模拟内燃机振动噪声激励载荷的关键技术问题,本文基于多体系统动力学方法,实现了对某型号柴油机曲柄连杆机构的动力学仿真分析,得到了相关载荷参数,为后续内燃机整机噪声分析和预测,提供更为准确的边界条件。To investigate the dynamic excitations of engine,which are the sources of the vibration and noise,the dynamic simulation of the crank-connecting rod mechanism in certain diesel engine was carried out based on the multi-body system dynamics,and the relational dynamic characteristics were obtained.The simulation results are given as a more accurate boundary condition to analyze and predict the noise characteristics of the diesel engine in the future.

关 键 词：多体系统 仿真 曲柄连杆机构 内燃机 

分 类 号：TP391.9[自动化与计算机技术—计算机应用技术]