一个新的多目标,强大的可能性,灵活的编程来设计一个可持续的服装闭环供应链网络
Samira Rouhani1, Saman Hassanzadeh Amin1, Leslie Wardley2
1Department of Mechanical, Industrial and Mechatronics Engineering, Toronto Metropolitan University, Ontario, Canada.
Journal of environmental management
|June 29, 2024
概括
设计一个可持续的服装供应链至关重要. 本研究引入了一种新的优化模型,该模型将成本和环境损害降至最低,同时最大限度地提高社会效益,使用六角模糊数字来处理回报的不确定性.
科学领域:
- 运营研究 运营研究
- 供应链管理 供应链管理
- 环境科学 环境科学
背景情况:
- 服装行业由于其线性供应链模式,面临着重大的经济,环境和社会挑战.
- 开发可持续的闭环供应链 (CLSC) 对于减轻这些不利影响至关重要.
- 现有的CLSC模型往往难以解决各种返回类型和不确定的数量的复杂性.
研究的目的:
- 为设计可持续服装CLSC网络开发一种新的三目标优化模型.
- 在不确定的需求和回报条件下,尽量减少成本和环境影响,同时最大限度地提高社会效益.
- 整合独特的服装工业设施,优化生产环境绩效水平.
主要方法:
- 开发了一种混合强大的可能灵活的编程模型,扩展了以前的方法.
- 该模型独特地使用六角模糊数来表示不确定的认识参数.
- 为了管理问题的多目标性质,采用了带有词典优化的AUGMECON方法.
主要成果:
- 拟议的模型显示出优于使用三角模糊数的方法,通过比较分析验证.
- 商业和最终使用 (EOU) 的回报被发现对可持续性产生了比终生回报 (EOL) 更大的负面影响.
- 该模型成功优化了环境性能,并考虑了灵活的需求满足约束.
结论:
- 开发的模型为设计可持续服装CLSC提供了一个强大的框架,有效地处理不确定性和多重目标.
- 与三角形模糊数相比,六角模糊数为CLSC参数中的不确定性建模提供了更先进的方法.
- 解决商业和EOU回报对于提高服装CLSC的整体经济,环境和社会可持续性至关重要.
相关概念视频
Design Example: Analyzing Capacity Contours for Flood Risk Assessment
43
Flood risk assessment involves careful planning and analysis to ensure the safety of communities near water retention structures. Capacity contours are a vital tool in this process, as they illustrate the potential spread of water at specific levels in a given area. In the context of building a bund across a small valley, these contours play a critical role in evaluating the safety of nearby residential areas.In this example, the bund is intended to store stormwater in the valley. The engineers...
43
Statically Indeterminate Problem Solving
375
Statically indeterminate problems are those where statics alone can not determine the internal forces or reactions. Consider a structure comprising two cylindrical rods made of steel and brass. These rods are joined at point B and restrained by rigid supports at points A and C. Now, the reactions at points A and C and the deflection at point B are to be determined. This rod structure is classified as statically indeterminate as the structure has more supports than are necessary for maintaining...
375
Response Surface Methodology
117
Response Surface Methodology (RSM) is a collection of statistical and mathematical techniques used to develop, improve, and optimize processes. It is particularly valuable when many input variables or factors potentially influence a response variable.
The process of RSM involves several key steps:
The process of RSM involves several key steps:
117
Multi-input and Multi-variable systems
106
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence...
In the absence...
106
Three-Compartment Open Model
188
The three-compartment open model is a pharmacokinetic model used to describe the distribution and elimination of drugs following extravascular administration. It comprises a central compartment representing the plasma and two peripheral compartments. The highly perfused peripheral compartment represents organs and tissues with a rich blood supply, such as the liver, kidneys, and lungs. The scarcely perfused peripheral compartment represents tissues with lower blood supply, such as adipose...
188
Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving
48
Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
48


