Optimization of Frame Mass in Crash Testing of Off-Road Vehicles


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Abstract

A method for decreasing the mass and cost of auto bodies (frames) in off-road vehicles is proposed. This approach is based on topological, parametric, and multivariant optimization of the body components, their thickness, and the materials employed. As an example, a digital twin is developed for the body of an off-road SUV. In optimization, the constraints on the local and total rigidity and strength are taken into account, as well as the requirements for collision safety.

About the authors

A. A. Korostelkin

St. Petersburg Polytechnic University

Author for correspondence.
Email: korostekin@compmechlab.com
Russian Federation, St. Petersburg

O. I. Klyavin

St. Petersburg Polytechnic University

Email: korostekin@compmechlab.com
Russian Federation, St. Petersburg

M. V. Aleshin

St. Petersburg Polytechnic University

Email: korostekin@compmechlab.com
Russian Federation, St. Petersburg

Wang Guodong

BAIC Yinxiang Automobile Company

Email: korostekin@compmechlab.com
China, Chongqing

Wang Suifeng

BAIC Yinxiang Automobile Company

Email: korostekin@compmechlab.com
China, Chongqing

Liu Jingyi

Chongqing College of Electronic Engineering

Email: korostekin@compmechlab.com
China, Chongqing

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