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Acta Armamentarii ›› 2024, Vol. 45 ›› Issue (2): 407-416.doi: 10.12382/bgxb.2022.0649

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Joint Optimization of Selective Maintenance Decision and Mission Assignment for Equipment Groups

MA Weining, HU Qiwei*(), CHEN Jing, JIA Xisheng   

  1. Shijiazhuang Campus of Army Engineering University, Shijiazhuang 050003, Hebei, China
  • Received:2022-07-18 Online:2024-02-29
  • Contact: HU Qiwei

Abstract:

In order to meet the requirement of combat mission, the selective maintenance and mission assignment of equipment groups are implemented simultaneously, which can effectively improve the overall combat effectiveness of equipment groups. For the independent optimization of selective maintenance decision and mission assignment, a joint optimization model of selective maintenance decision and mission assignment of equipment groups is constructed with the goal of maximizing the mission completion probability, and an environmental coefficient is introduced to represent the influence of the working environment of different sub-missions on the unit state. The mission completion probability of the unit is obtained by solving the Markov model, thus obtaining the completion probability of the sub-mission and the entire mission is obtained. A genetic algorithm based on random keys is used to solve the problem, and the influence of the environmental coefficient on the jointly optimized results is analyzed. The validities of the model and algorithm are verified through an example. The numerical analysis shows that considering the combat mission assignment in the selective maintenance decision can get better results. The model can provide theoretical guidance and technical support for equipment maintenance decision in the battlefield environment.

Key words: equipment groups, selective maintenance, mission assignment, joint optimization, genetic algorithm

CLC Number: