• 论文 •    

带有区间不确定任务时间的装配线鲁棒平衡

徐炜达,肖田元   

  1. 清华大学 自动化系国家CIMS工程技术研究中心,北京100084
  • 出版日期:2010-06-15 发布日期:2010-06-25

Robust assembly line balancing with interval uncertain task times

XU Wei-da, XIAO Tian-yuan   

  1. National CIMS Engineering Research Center, Department of Automation, Tsinghua University, Beijing 100084, China
  • Online:2010-06-15 Published:2010-06-25

摘要: 为解决任务完成时间为连续区间参数的第二类装配线平衡问题,提出了装配线鲁棒平衡的思想。采用最小化最大后悔值的鲁棒决策准则,建立了装配线鲁棒平衡的数学模型,提出了计算给定任务分配方案对应节拍时间最大后悔值的策略,并设计了基于遗传算法的求解方法。通过一系列测试问题和某实际汽车总装生产线平衡问题,验证了所提方法的可行性和有效性。

关键词: 装配线平衡, 区间不确定性, 鲁棒优化, 最大后悔值, 遗传算法, 数学模型

Abstract: To solve assembly line balancing problem of type II with interval uncertain task times, the idea of robust assembly line balancing was proposed. By using min-max regret robust criterion, a mathematical model for robust assembly line balancing was constructed. The policy to calculate maximum cycle time regret for a given task assignment plan was proposed. And an algorithm based on genetic algorithm was then designed to find optimal solutions for the model. Through simulation on a series of test problems and application in a real automobile assembly line, the feasibility and effectiveness of our approach were verified.

Key words: assembly line balancing, interval uncertainty, robust optimization, maximum regret, genetic algorithm, mathematical modelsv

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