Developing a Fuzzy-Stochastic Multi Objectives Inventory Model

In this paper we developed an inventory model in mixed imprecise and uncertain environment. Presented model is developed form of (r,Q) and is a multi-items model with two objectives as minimizing costs (holding & shortage) and risk level under constraints including available budgetary, the least...

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Main Authors: Mohammad Amin Nayebi, Abbass Panahinia
Format: Article
Language:fas
Published: Allameh Tabataba'i University Press 2011-09-01
Series:Muṭāli̒āt-i Mudīriyyat-i Ṣan̒atī
Subjects:
Online Access:https://jims.atu.ac.ir/article_4519_d2147f8e57884b5e4afbc4a7f024cfb5.pdf
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author Mohammad Amin Nayebi
Abbass Panahinia
author_facet Mohammad Amin Nayebi
Abbass Panahinia
author_sort Mohammad Amin Nayebi
collection DOAJ
description In this paper we developed an inventory model in mixed imprecise and uncertain environment. Presented model is developed form of (r,Q) and is a multi-items model with two objectives as minimizing costs (holding & shortage) and risk level under constraints including available budgetary, the least service level, storage spaces & allowable quantities of shortage. Demand distribution functions are assumed to be exponential and extra demands are supposed in two situations as lost sales and backlogging. At first we develop crisp model then fuzzy stochastic model with fuzzy budgetary, allowable quantities of shortage and shortage spaces (i.e. stochastic with normal distribution function) parameter. All of fuzzy numbers are triangular type. In methodology of solution we change model to a crisp multi-­objective by using difuzzification of fuzzy constraints and fuzzy chance-constrained programming methods, and then solve it by fuzzy logic method. Finally an illustrated example is taken and solved using LINGO package.
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spelling doaj.art-8d2ea63fc71f4ab8bf590484b25d811c2024-01-02T11:14:59ZfasAllameh Tabataba'i University PressMuṭāli̒āt-i Mudīriyyat-i Ṣan̒atī2251-80292476-602X2011-09-019222092354519Developing a Fuzzy-Stochastic Multi Objectives Inventory ModelMohammad Amin Nayebi0Abbass Panahinia1عضو هیئت علمی دانشگاه آزاد اسلامی قزوین- باشگاه پژوهشگران جوانعضو هیئت علمی دپارتمان مدیریت صنعتی دانشگاه آزاد اسلامی نقدهIn this paper we developed an inventory model in mixed imprecise and uncertain environment. Presented model is developed form of (r,Q) and is a multi-items model with two objectives as minimizing costs (holding & shortage) and risk level under constraints including available budgetary, the least service level, storage spaces & allowable quantities of shortage. Demand distribution functions are assumed to be exponential and extra demands are supposed in two situations as lost sales and backlogging. At first we develop crisp model then fuzzy stochastic model with fuzzy budgetary, allowable quantities of shortage and shortage spaces (i.e. stochastic with normal distribution function) parameter. All of fuzzy numbers are triangular type. In methodology of solution we change model to a crisp multi-­objective by using difuzzification of fuzzy constraints and fuzzy chance-constrained programming methods, and then solve it by fuzzy logic method. Finally an illustrated example is taken and solved using LINGO package.https://jims.atu.ac.ir/article_4519_d2147f8e57884b5e4afbc4a7f024cfb5.pdf(rq) modellost salesbackloggingmulti objective programmingfuzzy-chance constrained programming
spellingShingle Mohammad Amin Nayebi
Abbass Panahinia
Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
Muṭāli̒āt-i Mudīriyyat-i Ṣan̒atī
(r
q) model
lost sales
backlogging
multi objective programming
fuzzy-chance constrained programming
title Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
title_full Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
title_fullStr Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
title_full_unstemmed Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
title_short Developing a Fuzzy-Stochastic Multi Objectives Inventory Model
title_sort developing a fuzzy stochastic multi objectives inventory model
topic (r
q) model
lost sales
backlogging
multi objective programming
fuzzy-chance constrained programming
url https://jims.atu.ac.ir/article_4519_d2147f8e57884b5e4afbc4a7f024cfb5.pdf
work_keys_str_mv AT mohammadaminnayebi developingafuzzystochasticmultiobjectivesinventorymodel
AT abbasspanahinia developingafuzzystochasticmultiobjectivesinventorymodel