Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Manipulation stability and smoothness cooperative optimization method in vehicle dynamics simulation analysis

A technology for handling stability and dynamics simulation, applied in design optimization/simulation, special data processing applications, instruments, etc., can solve the problems of long cycle, high cost, low efficiency, etc., achieve high reliability, flexible design, Actionable effect

Active Publication Date: 2017-07-25
UNIV OF ELECTRONICS SCI & TECH OF CHINA
View PDF4 Cites 14 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the previous automobile design process, the development of automobile dynamic performance was often achieved through repeated trial production, testing and improvement of prototype vehicles. This process often has a long cycle, high cost, and low efficiency, which cannot meet the requirements of rapid response to market demand.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Manipulation stability and smoothness cooperative optimization method in vehicle dynamics simulation analysis
  • Manipulation stability and smoothness cooperative optimization method in vehicle dynamics simulation analysis
  • Manipulation stability and smoothness cooperative optimization method in vehicle dynamics simulation analysis

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0024] The technical solutions of the present invention will be further described below in conjunction with specific embodiments.

[0025] A method for collaborative optimization of handling stability and ride comfort in a vehicle dynamics simulation analysis of the present invention comprises the following steps:

[0026] S1. Determine the simulation test inspection index, that is, the handling stability and ride comfort of the car; the specific implementation method is: the determined simulation test inspection index is the handling stability and ride comfort that involve more vehicle performance under various driving conditions, where The comprehensive score value of each test is examined for handling stability, and the root mean square value of the total weighted acceleration of the vehicle body in the longitudinal, lateral and vertical directions of the random uneven road input test is examined for ride comfort.

[0027] S2. Determine the simulation test factors and their...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention discloses a manipulation stability and smoothness cooperative optimization method in vehicle dynamics simulation analysis. The method comprises the following steps of S1, determining a simulation test investigation index, that is, the manipulation stability and smoothness of a vehicle; S2, determining simulation test factors and level values of the simulation test factors, and choosing an orthogonal table according to the settings of the test factors and the level values; S3, according to a test scheme determined according to the orthogonal table, conducting a whole-vehicle manipulation stability and smoothness test under an ADAMS simulation platform, recording all test results, and utilizing a range analysis method to obtain a range analysis result of all factors of an orthogonal test; S4, utilizing a matrix type weight analysis method to analyze the range analysis result of the orthogonal test, and choosing a test factor optimization level combination scheme. The manipulation stability and smoothness cooperative optimization method in the vehicle dynamics simulation analysis has the advantages of being simple in principle, high in operability, flexible in design, high in reliability, wide in application range and the like, and has important guidance and reference significance in studies of vehicle dynamics performance optimization, dynamics control and the like.

Description

technical field [0001] The invention belongs to the field of simulation optimization design of vehicle dynamics performance, in particular to a method for collaborative optimization of handling stability and ride comfort in vehicle dynamics simulation analysis. Background technique [0002] In the field of automobile R&D and design, automobile dynamic performance is an extremely important part of the automobile development process, and its content mainly includes the design and test of automobile dynamic performance such as handling stability and ride comfort. In the previous automobile design process, the development of automobile dynamic performance was often achieved through repeated trial production, testing and improvement of prototype vehicles. This process often had a long cycle, high cost, and low efficiency, which could not meet the requirements of rapid response to market demand. How to develop high-quality and low-cost automobile products in the shortest time has ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): G06F17/50
CPCG06F30/15G06F30/20
Inventor 鲁聪刘鑫鲁佳佳
Owner UNIV OF ELECTRONICS SCI & TECH OF CHINA
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com