A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration

In this paper, an attempt is made to develop two inventory models for deteriorating items with variable demand dependent on the selling price and frequency of advertisement of items. In the first model, shortages are not allowed whereas in the second, these are allowed and partially backlogged with...

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Main Authors: Asoke Kumar Bhunia, Ali Akbar Shaikh
Format: Article
Language:English
Published: Growing Science 2014-06-01
Series:International Journal of Industrial Engineering Computations
Subjects:
Online Access:http://www.growingscience.com/ijiec/Vol5/IJIEC_2014_5.pdf
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author Asoke Kumar Bhunia
Ali Akbar Shaikh
author_facet Asoke Kumar Bhunia
Ali Akbar Shaikh
author_sort Asoke Kumar Bhunia
collection DOAJ
description In this paper, an attempt is made to develop two inventory models for deteriorating items with variable demand dependent on the selling price and frequency of advertisement of items. In the first model, shortages are not allowed whereas in the second, these are allowed and partially backlogged with a variable rate dependent on the duration of waiting time up to the arrival of next lot. In both models, the deterioration rate follows three-parameter Weibull distribution and the transportation cost is considered explicitly for replenishing the order quantity. This cost is dependent on the lot-size as well as the distance from the source to the destination. The corresponding models have been formulated and solved. Two numerical examples have been considered to illustrate the results and the significant features of the results are discussed. Finally, based on these examples, the effects of different parameters on the initial stock level, shortage level (in case of second model only), cycle length along with the optimal profit have been studied by sensitivity analyses taking one parameter at a time keeping the other parameters as same.
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spelling doaj.art-1078f30a181f41eba0bef4ce43ea98ae2022-12-22T03:20:20ZengGrowing ScienceInternational Journal of Industrial Engineering Computations1923-29261923-29342014-06-015349551010.5267/j.ijiec.2014.2.002A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deteriorationAsoke Kumar BhuniaAli Akbar ShaikhIn this paper, an attempt is made to develop two inventory models for deteriorating items with variable demand dependent on the selling price and frequency of advertisement of items. In the first model, shortages are not allowed whereas in the second, these are allowed and partially backlogged with a variable rate dependent on the duration of waiting time up to the arrival of next lot. In both models, the deterioration rate follows three-parameter Weibull distribution and the transportation cost is considered explicitly for replenishing the order quantity. This cost is dependent on the lot-size as well as the distance from the source to the destination. The corresponding models have been formulated and solved. Two numerical examples have been considered to illustrate the results and the significant features of the results are discussed. Finally, based on these examples, the effects of different parameters on the initial stock level, shortage level (in case of second model only), cycle length along with the optimal profit have been studied by sensitivity analyses taking one parameter at a time keeping the other parameters as same.http://www.growingscience.com/ijiec/Vol5/IJIEC_2014_5.pdfInventoryDeteriorationWeibull distributionVariable demandPartially backlogged shortageNon-linear programming
spellingShingle Asoke Kumar Bhunia
Ali Akbar Shaikh
A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
International Journal of Industrial Engineering Computations
Inventory
Deterioration
Weibull distribution
Variable demand
Partially backlogged shortage
Non-linear programming
title A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
title_full A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
title_fullStr A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
title_full_unstemmed A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
title_short A deterministic inventory model for deteriorating items with selling price dependent demand and three-parameter Weibull distributed deterioration
title_sort deterministic inventory model for deteriorating items with selling price dependent demand and three parameter weibull distributed deterioration
topic Inventory
Deterioration
Weibull distribution
Variable demand
Partially backlogged shortage
Non-linear programming
url http://www.growingscience.com/ijiec/Vol5/IJIEC_2014_5.pdf
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