The biomass supplier selection problem is characterized by a high degree of uncertainty because of subjective preferences/evaluations of decision makers, raw material cost fluctuations, variations in biomass seasonality and the dynamics of biomass demand. Designing a biomass supply chain often becomes a time-dependent problem that should be addressed by examining adequate supply schemes in diff...

In any manufacturing industry 60% 70% of total cost of product pertains raw materials cost. Therefore selec material supplier is very significant factor to improve quality of product as well as reducing total cost. Supplier selection considers various factors and numerous alternatives. However it is conflicting various choices. The proposed multi criteria group decision making problem paves sel...

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We consider a make-to-stock supplier who operates a production facility with limited capacity. The supplier receives orders from customers belonging to several demand classes. Some of the customer classes share advance demand information with the supplier by announcing their orders ahead of their due date. However, this advance demand information is not perfect because the customer may decide t...

Currently, the supplier selection process is considered as an integral part of supply chain. The appropriate suppliers plays a preponderant role in performance chain it determines relevant aspects such cost management and flexibility most production processes. Background: It multi-criteria multi-objective problem because includes both qualitative quantitative factors. Method: To solve Supplier ...

In most industries the cost of raw materials and component parts constitutes the main cost of a product, such that in some cases it can account for up to 70%.In such circumstances decision making of purchasing management can play a key role in cost reduction. In today’s highly competitive environment, an effective supplier selection process is very important to the success of any manufacturing ...

Purpose The purpose of this study is to provide a model for evaluating, prioritizing and allocating orders suppliers in the supply chain mega-projects. Design/methodology/approach By using an integrated (based on fuzzy analytic network process), are selected appropriate amounts allocated them Initially, hierarchical research method was introduced. Then, results reliability validity analysis mea...