基于DEMATEL-EWM二维云模型的装备生产过程质量评估
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陆军工程大学石家庄校区

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国家自然科学基金


Quality Assessment of Equipment Production Process Based on DEMATEL-EWM 2D Cloud Model
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    摘要:

    监督装备生产过程并保证其正常运行是用户监督代表的重要职责,也是保障装备性能的重要基础,由于生产过程中的不确定性因素众多,导致监督代表往往难以对其做出精准、客观的质量评估。为提高装备生产过程质量评估精度,强化生产过程质量监督力度,首先通过对问题场景和问题因素的客观分析,构建质量评估指标,根据生产过程质量监督的定义将承制单位自查符合度和监督代表检查满意度两个维度作为评估各指标的基础变量。采用决策实验室法和熵权法分别确定指标的主、客观权重,并引入距离函数概念最终确定各级指标的组合权重。通过专家评判计算得到云特征值从而建立二维云模型,绘制二维云图初步判定质量等级,计算贴近度精确判定结果。以某型军用柴油发动机装配过程进行实例分析,满足全面客观评估柴油发动机装配过程质量的要求,验证了所提方法的有效性和可行性。关键词:装备生产过程;质量评估;决策实验室法;熵权法;二维云模型;柴油发动机

    Abstract:

    Supervising the production process of equipment and ensuring its normal operation is an important responsibility of user supervision representatives, and also an important basis for guaranteeing the performance of equipment. Due to the numerous uncertainties in the production process, it is often difficult for supervision representatives to make accurate and objective quality assessment of it. In order to improve the precision of the quality assessment of the equipment production process and strengthen the quality supervision of the production process, firstly, the quality assessment indexes are constructed by objectively analyzing the problematic scenarios and problematic factors, and the two dimensions of the self-inspection conformity of the contracting unit and the inspection satisfaction of the supervisory representative are taken as the basic variables for assessing the indexes according to the definition of the quality supervision of the production process. Decision laboratory method and entropy weight method are used to determine the subjective and objective weights of the indicators respectively, and the concept of distance function is introduced to finalize the combined weights of indicators at all levels. The cloud eigenvalue is obtained through expert judgment calculation to establish a two-dimensional cloud model, the two-dimensional cloud map is drawn to determine the quality level initially, and the proximity is calculated to determine the results accurately. A certain military diesel engine assembly process is analyzed as an example, which meets the requirements of comprehensive and objective assessment of the quality of diesel engine assembly process and verifies the effectiveness and feasibility of the proposed method.

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赵润泽,连光耀,程中华,高铁路,路瑜亮,陈正虎,张宇.基于DEMATEL-EWM二维云模型的装备生产过程质量评估计算机测量与控制[J].,2024,32(12):270-279.

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  • 收稿日期:2024-09-18
  • 最后修改日期:2024-10-16
  • 录用日期:2024-10-18
  • 在线发布日期: 2024-12-24
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