Davorin Kofjač (Author), Miroljub Kljajić (Author)

Abstract

Background/Purpose: The objective of inventory management is to balance conflicting goals like keeping stock levels down to have cash available for other purposes and having high stock levels for the continuity of the production. Simulation approach is used to minimize total warehousing cost while no stock-outs occur and warehouse capacity is not exceeded. A case study of replenishment process optimization is presented on several representative materials of an automotive company using two replenishment algorithms: fix review period and full capacity ordering. The presented simulation results indicate considerable cost reduction without violating the mentioned constraints. The fuzzy logic evaluator, a decision support system used for simulation results assessment, is presented and discussed.

Keywords

inventory control;simulation;optimization;stochastic models;fuzzy sets;decision support system;

Data

Language: English
Year of publishing:
Typology: 1.01 - Original Scientific Article
Organization: UM FOV - Faculty of Organizational Sciences
Publisher: Moderna organizacija
UDC: 004.94
COBISS: 5071635 Link will open in a new window
ISSN: 1318-5454
Views: 1646
Downloads: 42
Average score: 0 (0 votes)
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Other data

Secondary language: Slovenian
Secondary title: Simulacijski pristop k minimiziranju stroškov skladišča v stohastičnem okolju
Secondary abstract: Cilj upravljanja z zalogami je uravnotežiti nasprotujoče si kriterije, npr. imeti na zalogi dovolj za kontinuirano proizvodnjo, hkrati pa imeti kar najnižje zaloge, da so finančna sredstva na voljo za druge namene. Predstavljen je simulacijski pristop za minimizacijo skupnih stroškov poslovanja skladišča ob dveh omejitvah: ne sme biti izpadov proizvodnje in kapaciteta skladišča ne sme biti presežena. Raziskava optimizacije procesa naročanja se je vršila na izbranih artiklih podjetja. Uporabljena sta bila dva algoritma naročanja: naročanje na stalne intervale in naročanje na polno kapaciteto skladišča. Predstavljeni simulacijski rezultati kažejo na pomembno zmanjšanje stroškov brez kršitev zastavljenih omejitev. Opisan je sistem za podporo odločanju, t.j. ocenjevalec simulacijskih rezultatov na podlagi mehke logike.
Secondary keywords: kontrola zalog;simulacija;optimizacija;stohastični modeli;mehke množice;sistem za podporo odločanju;
URN: URN:NBN:SI
Type (COBISS): Not categorized
Pages: Str. 661-668
Volume: 39
Issue: 10
ID: 1741335