A multi-objective supply chain optimization model for reliable remanufacturing problems with M/M/m/k queues

Product recovery is critical in reducing costs, enhancing profitability, and improving supply chain responsiveness to customer demands. Remanufacturing returned products, as part of the circular economy, is a central strategy in achieving these goals. This study presents a model that optimizes the r...

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Bibliographic Details
Main Authors: Vahid Hajipour, Shermineh Hadad Kaveh, Fatih Yiğit, Ali Gharaei
Format: Article
Language:English
Published: Elsevier 2025-06-01
Series:Supply Chain Analytics
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Online Access:http://www.sciencedirect.com/science/article/pii/S2949863525000184
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Summary:Product recovery is critical in reducing costs, enhancing profitability, and improving supply chain responsiveness to customer demands. Remanufacturing returned products, as part of the circular economy, is a central strategy in achieving these goals. This study presents a model that optimizes the remanufacturing process using in-house workstations and outsourcing to maximize supply chain profitability, reduce queue lengths, and ensure machine reliability. The remanufacturing system is modeled as an M/M/m/k queuing system, considering real-world supply chain constraints such as budget limitations, station capacity, and machine reliability. Supply chain optimization is achieved by maintaining efficiency while examining different remanufacturing policies and pricing strategies. The results show that expanding remanufacturing capacity enhances supply chain profitability, even with moderate increases in queue length. We provide valuable insights for supply chain managers aiming to optimize their remanufacturing processes and balance cost, efficiency, and reliability.
ISSN:2949-8635