نتایج جستجو برای: step fixed charge transportation problems
تعداد نتایج: 1178733 فیلتر نتایج به سال:
We consider the following transportation problem with both random and fuzzy factors. There exist m supply points and n demand points. For each route between supply point and demand point, unit transportation cost is a random variable according to a normal distribution and existence possibility denoting the preference choosing this route is attached. The probability that the total transportation...
In this paper, the fixed charge solid transportation problem under uncertainty is investigated. As a result, three mathematical models are constructed for the problem, i.e., expected value model, chanceconstrained programming model and measure-chance programming model, where the supplies, demands, conveyance capacities, direct costs and fixed charges are regarded as uncertain variables. After t...
The fixed-charge transportation problem is an interesting problem in its own right. This paper further motivates its study by showing that it is both a special case and a strong relaxation of the big-bucket multi-item lot-sizing problem. We then provide a polyhedral analysis of the polynomially solvable special case in which the associated bipartite graph is a path. We give a O(n 3)-time optimi...
This paper presents a novel application of metaheuristic algorithms for solving stochastic programming problems using recently developed gaining sharing knowledge based optimization (GSK) algorithm. The algorithm is on human behavior in which people gain and share their with others. Different types fractional are considered this study. augmented Lagrangian method (ALM) used to handle these cons...
In this technical report, we study the multiple-sink fixed-charge transportation problem (MSFCTP), which arises frequently in application areas of scheduling and cost control, such as facility planning, capital budgeting, resource allocation, buffer allocation, pollution control, etc. The MSFCTP problem involves the distribution from a set of supply centers (sources) to a set of demand centers ...
0360-8352/$ see front matter 2012 Elsevier Ltd. All rights reserved. http://dx.doi.org/10.1016/j.cie.2012.12.001 q This manuscript was processed by Area Editor Iris F.A. Vis. ⇑ Corresponding author. Current address: Operations Research Dept., Institute of Statistical Studies and Research (ISSR), Cairo University, Egypt. Tel.: +2
In this contribution, for the first time, an efficient model of multi-objective product blending fixed-charge transportation problem with truck load constraints through transfer station is formulated. Transfer inserts cost and type-I fixed-charge. Our aim to analyze extra that treats as type-II in designed required when amount items exceeds capacity vehicle fulfilling shipment by more than one ...
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