Designing Supply Chains Using Optimization

Author(s):  
Jairo R. Montoya-Torres

Part of the planning process in supply chain management consists of finding the best possible configuration, including the definition of product flow from plants to clients (markets) via a set of warehouses. Defining the location of such warehouses is also part of the decision-making problem. This problem is known in the literature as the two-echelon uncapacitated facility location problem (TUFLP) and is known to be NP-hard. This chapter aims at solving this problem using optimization methods baesd on approximate algorithms. Their performance is analyzed using well-known date sets from the academic literature.

Author(s):  
Jairo R. Montoya-Torres

Supply Chain Management (SCM) is the process of planning, implementing and controlling the operations of the supply chain in an effective way. Part of the planning process consists of finding the best possible chain configuration. For manufacturing firms, a production-distribution problem consists of defining the flow of products from plants to clients (markets) via a set of warehouses. Defining the location of such warehouses is also part of the decision-making problem. This problem is known in the literature as the two-echelon uncapacitated facility location problem (TUFLP). This chapter analyses the performance of a mathematical model that minimizes the total cost of warehouse location and production and distribution. This problem is studied and is solved using optimization methods.


2019 ◽  
Vol 5 (1) ◽  
pp. 38-49 ◽  
Author(s):  
B. K. Handoyo ◽  
M. R. Mashudi ◽  
H. P. Ipung

Current supply chain methods are having difficulties in resolving problems arising from the lack of trust in supply chains. The root reason lies in two challenges brought to the traditional mechanism: self-interests of supply chain members and information asymmetry in production processes. Blockchain is a promising technology to address these problems. The key objective of this paper is to present qualitative analysis for blockchain in supply chain as the decision-making framework to implement this new technology. The analysis method used Val IT business case framework, validated by the expert judgements. The further study needs to be elaborated by either the existing organization that use blockchain or assessment by the organization that will use blockchain to improve their supply chain management.


2018 ◽  
Vol 193 ◽  
pp. 05064 ◽  
Author(s):  
Ekaterina Kuleshova ◽  
Anastasia Levina ◽  
Rustam Esedulaev

The paper describes the principle of the reengineering of supply chain management integrated scheduling processes in order to increase in efficiency of business process and decrease the decision-making time at collision of plan-fact deviations. The basic concept of business-processes reengineering is analyzed. The experience of reengineering of supply chain integrated scheduling business processes for the oil and gas branch is presented. The bottlenecks of the current practice were revealed. The purpose of this paper is to carry out recommendations for improving business processes based on an analysis of the current realization of the process, his provision with information systems and data flows.


Author(s):  
Esmaeel Moradi ◽  
Mohammad Reza Ghezel Arsalan ◽  
Ali Naimi Sadigh ◽  
Hamed Fallah Roshan Ghalb

Moreover, a wide review given by Terzi and Cavalieri (2004) on more than 80 papers about simulation in the supply chain context is used in this chapter. The main goal of this review is to determine which objectives simulation is used to solve the problems, which simulation models are more appropriate and useful for supporting the decision making in the supply chain.


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