汽车平顺性

基于DirectX的汽车平顺性虚拟实验研究

Research on Vehicle Ride Comfort Dummy Experiment Based on DirectX

汽车平顺性是汽车NVH性能的评价指标之一，人们对汽车平顺性的研究越来越重视，通过调整汽车悬架的参数能够改善汽车平顺性。

Vehicle ride comfort is one of the evaluation indexes of vehicle NVH performance , now people pay more attention to the vehicle ride comfort research .

根据汽车平顺性的评价方法，应用matlab语言编制了整车五自由度模型的悬架系统性能仿真程序。

According to evaluating method of automotive ride comfort , a suspension system performance simulation program for five DOF ~ ′ s vehicle model is developed , using Matlab language .

文中结合运用，对自回归AR模型的几种流行算法作了比较，指出在汽车平顺性数据处理中，Marple算法是一种较为理想的工具。

For practice , this paper has compared with several algorithm for AR model , pointing out , Marple computing method is an ideal algorithm in automobile ride comfort testing data process .

对汽车平顺性随机数据处理中关于加速度功率谱密度函数与功率谱函数、以时间频率f与圆频率ω表示的功率谱密度函数等易于混淆的问题进行了阐述与推演。

Problems easily to be mixed up in randon data processing relevant to motor vehicle ride vibration , such as acceleration power spectral density function , power spectral function and power spectral density function expressed in time frequency f and angular frequency ω, are expounded and deducted in the article .

阐述了橡胶衬套对汽车平顺性、操纵稳定性及高频NVH特性的影响，并通过实例讨论了橡胶衬套对悬架运动学性能的作用和衬套刚度优化方法。

Influences of rubber bushes on vehicle ride performance , handling and stability and high frequency NVH properties are indicated , influences of rubber bushes on suspension kinematical characteristics and optimization method for bush stiffness is discussed with instances .

此外，还将仿真结果与实车试验数据进行对比，验证了基于VPG技术的汽车平顺性仿真试验可以真实地反映实车工况，所建仿真模型合理、准确，仿真结果真实、可靠。

In addition , comparing simulation results with real vehicle test results prove that simulation based on VPG can truly reflect real vehicle test conditions and results achieved are accurate and reliable .

进而对整个模拟过程进行了Visualc++可视化编程，编写的AVAS软件可实现平顺性的分析、预测和参数优化，可作为汽车平顺性设计的辅助工具。

Furthermore , based on the proposed process , a software named AVAS is developed by Visual C + + language , which can be used as an accessorial tool to accomplish analysis , prediction and parameter optimization of the ride performance in automobile design .

本文简述了国际标准ISO2631和我国汽车平顺性评价方法的基本情况与发展，分析了参照ISO2631新草案评价汽车平顺性的方法。

This paper briefly discusses the basic situation and evolution of ISO 2631 and the evaluation method of vehicles ride performance in China , and analyzes the method of evaluating vehicles ride performance with reference to the new ISO 2631 draft .

神经网络在汽车平顺性仿真分析中的应用

The Analysis of Neural Network Simulation in the Automobile Ride Performance

汽车平顺性的模糊评价方法的研究及应用

Study and Application of Fuzzy Estimate Method on Automobile Ride Quality

平衡悬架汽车平顺性分析的建模技术

The Riding Dynamics Modeling Technology of Vehicles with Tandem Suspension System

基于键图理论的汽车平顺性仿真分析

Simulation Analysis of Automobile Ride Comfort Based on the Key Chart Theory

三轴平衡悬架载货汽车平顺性建模研究

The study of riding comfort model of triple-axles truck with trunnion suspension

汽车平顺性研究中人&椅系统模型再探

Reinvestigation on occupant-seat system model in research of automobile riding

矿用自卸汽车平顺性虚拟仿真技术及试验研究

Study on the Virtual Simulation of Ride Comfort of Mining Dump Truck

汽车平顺性线性时域模拟及软件开发

Time - domain linear simulation of automobile ride performance and software development

汽车平顺性是现代高速度、高舒适性车辆的一个主要性能指标。

Ride comfort is one of the leading performances on modern vehicle .

检定汽车平顺性测试系统的一种方法

A Way to Verify the System Used for Measuring Automotive Ride Comfort

最后又阐述了汽车平顺性测试系统的开发。

Last expound the development of automobile smoothness measurement system are expounded .

汽车平顺性分析与评价系统软件

Design of Analysis and Evaluation Application System for Ride Comfort

汽车平顺性测试的分析和评价

Analysis and evaluation on the measurement of automotive riding quality

本文将虚拟现实技术应用于汽车平顺性仿真试验技术中。

Virtual reality technology is applied to the vehicle ride comfort test .

车速变动对四轮汽车平顺性的影响

Influence of Velocity Variation on Ride Comfort of Vehicles With Four Wheels

重型矿用汽车平顺性的研究现状

Current Study Status of Smoothness of Heavy Mine-Used Vehicle

进行非线性悬架的汽车平顺性分析；

The prediction analyses of ride considering suspension non-linearity ;

汽车平顺性的试验研究及评价指标的探讨&随机输入法

The Test and Evaluating Criterion of Automotive Ride & A Random Imput Method

汽车平顺性系统参数识别实用化方法

A Feasible Method for Identification of Ride Comfort System Parameters of Motor Vehicles

采用单轴激振法对改善轻型载货汽车平顺性的研究

Study of Light Truck Riding Stability Improvement with Single Axle Exciting Vibration Method

汽车平顺性试验数据的快速处理

Fast Data Process in Automobile Ride Comfort Running Test