Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time

In this study, an integrated inventory model was developed among one vendor, multi buyers, and multi products. The total inventory cost to be minimized in this model is a combination of the vendor’s and the buyers’ total inventory costs. The total vendor inventory costs consist of setup costs an...

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Main Authors: Kinley Aritonang, Marihot Nainggolan, Adrianus Vincent Djunaidi
Format: Article
Language:English
Published: Universitas Indonesia 2020-07-01
Series:International Journal of Technology
Subjects:
Online Access:https://ijtech.eng.ui.ac.id/article/view/3750
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author Kinley Aritonang
Marihot Nainggolan
Adrianus Vincent Djunaidi
author_facet Kinley Aritonang
Marihot Nainggolan
Adrianus Vincent Djunaidi
author_sort Kinley Aritonang
collection DOAJ
description In this study, an integrated inventory model was developed among one vendor, multi buyers, and multi products. The total inventory cost to be minimized in this model is a combination of the vendor’s and the buyers’ total inventory costs. The total vendor inventory costs consist of setup costs and holding costs and the total inventory cost of the buyer consists of ordering costs, holding costs, stockout costs, and crashing lead time costs where the crashing lead time cost is approximated with an exponential function. Three decision variables will be calculated: the number of buyer orders, the lead time of each buyer, and the frequency of vendor shipments to all buyers in one production cycle. In this study, the optimal solution of each decision variable has been developed and applied to a case to show the use of models for finding optimal solutions. The sensitivity has also been performed to show the effects of some factors on the decision variables.
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spelling doaj.art-8515c8de3f5f495394a4aa8c128ba4702023-01-03T01:46:55ZengUniversitas IndonesiaInternational Journal of Technology2086-96142087-21002020-07-0111364265110.14716/ijtech.v11i3.37503750Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead TimeKinley Aritonang0Marihot Nainggolan1Adrianus Vincent Djunaidi2Department of Industrial Engineering Faculty of Industrial Technology, Universitas Katolik ParahyanganDepartment of Industrial Engineering Faculty of Industrial Technology Universitas Katolik ParahyanganDepartment of Industrial Engineering Faculty of Industrial Technology Universitas Katolik ParahyanganIn this study, an integrated inventory model was developed among one vendor, multi buyers, and multi products. The total inventory cost to be minimized in this model is a combination of the vendor’s and the buyers’ total inventory costs. The total vendor inventory costs consist of setup costs and holding costs and the total inventory cost of the buyer consists of ordering costs, holding costs, stockout costs, and crashing lead time costs where the crashing lead time cost is approximated with an exponential function. Three decision variables will be calculated: the number of buyer orders, the lead time of each buyer, and the frequency of vendor shipments to all buyers in one production cycle. In this study, the optimal solution of each decision variable has been developed and applied to a case to show the use of models for finding optimal solutions. The sensitivity has also been performed to show the effects of some factors on the decision variables.https://ijtech.eng.ui.ac.id/article/view/3750crashing lead timeintegrated inventory modelinventory managementmulti productsmulti buyers
spellingShingle Kinley Aritonang
Marihot Nainggolan
Adrianus Vincent Djunaidi
Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
International Journal of Technology
crashing lead time
integrated inventory model
inventory management
multi products
multi buyers
title Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
title_full Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
title_fullStr Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
title_full_unstemmed Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
title_short Integrated Supply Chain for a Single Vendor and Multiple Buyers and Products with Crashing Lead Time
title_sort integrated supply chain for a single vendor and multiple buyers and products with crashing lead time
topic crashing lead time
integrated inventory model
inventory management
multi products
multi buyers
url https://ijtech.eng.ui.ac.id/article/view/3750
work_keys_str_mv AT kinleyaritonang integratedsupplychainforasinglevendorandmultiplebuyersandproductswithcrashingleadtime
AT marihotnainggolan integratedsupplychainforasinglevendorandmultiplebuyersandproductswithcrashingleadtime
AT adrianusvincentdjunaidi integratedsupplychainforasinglevendorandmultiplebuyersandproductswithcrashingleadtime