نتایج جستجو برای: supply chain network scn
تعداد نتایج: 1071598 فیلتر نتایج به سال:
supply chain network design decisions are among the strategic decisions of supply chain management which play significant role on the efficient performance of the supply chain. however, there are two challenging factors which may have great impact on the supply chain performance. these factors are on the one hand disruptions and their attendant damages and on the other hand uncertain nature of ...
this paper explains a model for analyzing and measuring the propagation of order amplifications (i.e. bullwhip effect) for a single-product supply network topology considering exogenous uncertainty and linear and time-invariant inventory management policies for network entities. the stream of orders placed by each entity of the network is characterized assuming customer demand is ergodic. in fa...
today, due to the direct and reverse logistics plays an important role in reducing the costs in supply chain. in this paper, in order to provide a closed-loop supply chain network including supply centers, production, distribution, collection, recycling and disposal of a used linear mixed integer programming. this paper to consider multi-period and multi-product in multi-level supply chain and ...
A considerable amount of perishable products especially in the food and agriculture is corrupted annually due to the lack of effective mechanism in the supply chain. So, in this study, we tried to improve these unfavorable conditions by designing an efficient supply chain network minimizing costs for perishable products. Due to lack of adequate researches in the field of perishable supply chain...
This paper presents a competitive supply chain network design problem in which one, two, or three supply chains are planning to enter the price-dependent markets simultaneously in uncertain environments and decide to set the prices and shape their networks. The chains produce competitive products either identical or highly substitutable. Fuzzy multi-level mixed integer programming is used to mo...
The blood supply chain as a part of healthcare systems play a substantial role in health improvement within societies, and blood supply for daily needs and especially in disasters is the challenges requiring more attention. This paper presents a fuzzy-stochastic mixed integer linear programming model to design blood supply chain network for disaster relief. To deal with the uncertainty in model...
Supply chains are increasingly vulnerable to disruptions due the complex and interconnected nature of global business operations. chain nervousness (SCN) leads inefficiencies in flow goods services. Managing SCN is critical for sustaining continuity operations today’s dynamic uncertain environment. To address this issue, study proposes a strategic framework that integrates key components supply...
The purpose of this paper is to investigate the impact supplier power within supply chain networks (SCN) on depth sustainability collaboration with their focal firms. A web-based survey was applied two large Australian retailers' SCNs which resulted in receiving 67 completed questionnaires. cluster analysis conducted create a suppliers' taxonomy. ANOVA and Tukey tests were also used explain mea...
one of the main problems of supply chain network design is uncertainty. to consider this, designing of a three-echelon supply chain in a fuzzy environment is discussed in this paper. since satisfaction of some constraints in supply chain is vital and necessary, so this research proposes a direct solution approach to find the solution which represents the trade-off between feasibility degree of ...
This paper provides a risk modeling approach for Supply Chain Networks (SCNs) operating under uncertainty. It recognizes three event types to characterize the future SCN environment: random, hazardous and deeply uncertain events. A three-phase hazard modeling approach is proposed. It involves a characterization of SCN hazards in terms of multihazards, vulnerability sources and exposure levels, ...
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