在COVID-19背景下,通过多目标优化模型在建筑项目中评估劳动力调度效率
Federico Corral1, Eric Forcael2, Rodrigo Linfati1
1Department of Industrial Engineering, Universidad del Bío-Bío, Concepción, Chile.
Heliyon
|June 9, 2023
概括
随着COVID-19大流行,建筑工人计划受到了重大影响. 雇佣额外的员工被证明比支付加班更昂贵,突出了对优化调度模型的需求.
科学领域:
- 建设管理建设管理.
- 运营研究 运营研究
- 工业工程 工业工程 工业工程
背景情况:
- 由于COVID-19大流行,建筑行业受到劳动力距离限制的约束,破坏了正常运营.
- 项目经理因偏差时间和在流行病条件下招聘新员工而面临更高的成本.
研究的目的:
- 开发和评估一个数学模型,用于在COVID-19限制下安排劳动力.
- 量化COVID-19对建筑项目的财务影响,特别是劳动力成本.
主要方法:
- 制定了一个多目标混合整数线性编程模型.
- 用权衡和epsilon约束方法来解决模型.
- 实验包括实验设计和与真实公司的案例研究.
主要成果:
- 雇佣额外的员工增加了额外的工作时间成本高达104.25%.
- 维持基线劳动力和承担加班费用被发现是更经济的.
- 该研究量化了COVID-19限制对劳动力安排的成本影响.
结论:
- 开发的数学模型可以帮助建筑行业的决策制定有关COVID-19相关成本.
- 这项研究为建筑行业提供了一种主动的方法来应对大流行引起的挑战.
- 优化劳动力安排对于减轻健康危机期间的财务影响至关重要.
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