Results 11 to 20 of about 5,453 (298)

Approximation Algorithms for Flexible Job Shop Problems

open access: yesInternational Journal of Foundations of Computer Science, 2000
The Flexible Job Shop problem is a generalization of the classical job shop scheduling problem in which for every operation there is a group of machines that can process it. The problem is to assign operations to machines and to order the operations on the machines so that the operations can be processed in the smallest amount of time.
Klaus Jansen   +2 more
openaire   +4 more sources

Pull-Based Output Rate Control of a Flexible Job Shop in a Multi-Shop Production Chain

open access: yesMathematics
This paper addresses the problem where optimizing a single production shop within a production chain may not improve the overall performance of the entire chain.
Wei Weng, Meimei Zheng, Jiuchun Ren
doaj   +2 more sources

Un algoritmo genético para el problema de Job Shop Flexible A genetic algorithm for the Flexible Job Shop problem

open access: yesIngeniare: Revista Chilena de Ingeniería, 2011
En este estudio se propone e implementa computacionalmente un algoritmo genético secuencial para resolver el problema del Job Shop Flexible (existente en la Gestión de Operaciones), el cual es parte de la familia de los problemas de programación de ...
Rosa Medina Durán   +2 more
doaj   +1 more source

Applying flexible job shop scheduling in patients management to optimize processing time in hospitals. [PDF]

open access: yesInternational Journal of Research in Industrial Engineering, 2021
The continuous growth of the population causes an increased demand for our healthcare services. Insufficient hospitals face challenges to serve the patient within a preferable duration.
N. Sarfaraj, Md. L. Lingkon, N. Zahan
doaj   +1 more source

Adaptive Population NSGA-III with Dual Control Strategy for Flexible Job Shop Scheduling Problem with the Consideration of Energy Consumption and Weight

open access: yesMachines, 2021
The flexible job shop scheduling problem has always been the focus of research in the manufacturing field. However, most of the previous studies focused more on efficiency and ignored energy consumption.
Mingliang Wu   +7 more
doaj   +1 more source

A Two-Phase Iterative Mathematical Programming-Based Heuristic for a Flexible Job Shop Scheduling Problem with Transportation

open access: yesApplied Sciences, 2023
In a flexible job shop problem with transportation (FJSPT), a typical flexible manufacturing system comprises transporters that pick up and deliver jobs for processing at flexible job shops.
Che Han Lim, Seung Ki Moon
doaj   +1 more source

Performance Assessment of Dynamic Flexible Assembly Job Shop Control Methods

open access: yesIEEE Access, 2020
Developments of information technology provide a foundation for implementing shop floor control in high variety production environments. A dynamic flexible assembly job shop is abstracted from a mold industry, we suggest the use of a hierarchical ...
Hongyang Zhong   +4 more
doaj   +1 more source

Dynamic Data Scheduling of a Flexible Industrial Job Shop Based on Digital Twin Technology

open access: yesDiscrete Dynamics in Nature and Society, 2022
Aiming at the problems of premature convergence of existing workshop dynamic data scheduling methods and the decline in product output, a flexible industrial job shop dynamic data scheduling method based on digital twin technology is proposed.
Juan Li, Xianghong Tian, Jing Liu
doaj   +1 more source

A Green Flexible Job-Shop Scheduling Model for Multiple AGVs Considering Carbon Footprint

open access: yesSystems, 2023
Green and low carbon automated production has become a research hotspot. In this paper, the AGV transport resource constraint, machine layout and job setup time have been integrated into the background of a flexible job shop.
Xinxin Zhou   +3 more
doaj   +1 more source

A Method for Dynamic Insertion Order Scheduling in Flexible Job Shops Based on Digital Twins

open access: yesApplied Sciences, 2022
Various production disturbances occurring in the flexible job shop production process may affect the production of the workshop, some of which may lead to the prolongation of production completion time.
Yajun Wang   +4 more
doaj   +1 more source

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