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折叠气囊展开过程CV和ALE数值模拟方法对比研究

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2008-08-25

Journal: 汽车工程

Included Journals: CSCD、ISTIC、PKU

Volume: 30

Issue: 8

Page Number: 676-680

ISSN: 1000-680X

Key Words: 折叠气囊展开;数值模拟;CV法;ALE法

Abstract: 文中首先给出一种折叠气囊网格的简单划法;然后用基于热力学的CV法和考虑高速气体与气囊织物相互作用的ALE法对驾驶员侧气囊展开进行了数值模拟,并对两种方法的模拟结果进行了对比.结果表明:CV方法尽管计算简单,但不适合于离位情况下气囊展开过程的模拟,建议使用ALE方法.

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