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一步成形模拟中一种新的松弛因子搜索算法

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2013-06-10

Journal: 制造业自动化

Included Journals: ISTIC、PKU

Issue: 11

Page Number: 14-17

ISSN: 1009-0134

Key Words: 板料冲压成形;一步成形;松弛因子

Abstract: @@@@本文着重研究了一步成形模拟中松弛因子取值对迭代收敛性和计算效率的影响,在权衡迭代稳定性和计算效率的基础上,提出了一种新的松弛因子搜索算法,然后用计算机程序实现了算法,并将其加入到KMAS/One-Step中,通过U型梁、方盒等四个计算实例,与经典的“折半搜索”算法结果进行了比较,验证了新算法的有效性。

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