发动机曲轴系多体系统动力学仿真研究  

Dynamic Simulation Research of Engine Crankshaft System Based on Multi-body System

作　　者：王晓[1] 张保成[1] 

机构地区：[1]中北大学车辆与动力工程系,山西太原030051

出　　处：《机械工程与自动化》2008年第3期42-43,46,共3页Mechanical Engineering & Automation

摘　　要：针对某柴油发动机的曲轴系系统,建立了其三维实体多体动力学模型,并基于多体系统动力学方法进行了多体动力学仿真分析,得到相关载荷参数,为后续内燃机整机噪声分析和预测提供了更为准确的边界条件。The crankshaft system multi-body dynamic model of a diesel engine was established ,the crankshaft system multi-body dynamic analysis was carried out based on multi-body system dynamics, and the related motion parameters were obtained. The simulation results are given as a more accurate boundary condition to analyze and predict the vibration and noise characteristics of the diesel engine in the future.

关 键 词：内燃机 柴油机 曲轴系 多体系统动力学 仿真 

分 类 号：TK413.31[动力工程及工程热物理—动力机械及工程] TP391.9[自动化与计算机技术—计算机应用技术]