• CN: 11-2187/TH
  • ISSN: 0577-6686

Journal of Mechanical Engineering ›› 2022, Vol. 58 ›› Issue (7): 214-226.doi: 10.3901/JME.2022.07.214

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Framework and Algorithm of Customized Workshop Production-logistics Collaborative Scheduling

CAI Lei, LI Wenfeng, LUO Yun   

  1. School of Transportation and Logistics Engineering, Wuhan University of Technology, Wuhan 430063
  • Received:2021-04-19 Revised:2021-09-27 Online:2022-04-05 Published:2022-05-20

Abstract: In order to solve the problem of customized workshop production-logistics collaborative dynamic scheduling, a completely-reactive scheduling cyber-physical system framework is proposed. On the basis of this framework, a "single-step" scheduling algorithm is proposed and a task priority calculation rule that comprehensively considers customer satisfaction, equipment utilization and energy consumption is designed. Because the "single-step" scheduling algorithm only considers the scheduling of the current production or logistics task each time, and the production-logistics collaboration ability is weak, so in order to make up this defect, a "double-step" scheduling algorithm that comprehensively considers the scheduling of production and logistics two-step task is proposed. The anti-disturbance mechanism was designed to enhance the anti-disturbance capability of the two algorithms. The simulation results show that the "single-step" scheduling algorithm is better than the traditional scheduling algorithm but not as good as the "double-step" scheduling algorithm. The latter can better allocate production and logistics resources under certain workshop disturbance, and perform particularly well in the index of "average advance/delay cost of job", and can better adapt to personalized customization scenarios.

Key words: personalized customization workshop, production-logistics collaboration, dynamic scheduling, completely -reactive scheduling, cyber-physical system, workshop disturbance

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