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Multi-parameter Performance Ranking of Aeroengines Based on Fuzzy Information Entropy Method
Author(s): 
Pages: 288-292
Year: Issue:  3
Journal: JOURNAL OF APPLIED SCIENCES

Keyword:  民航发动机多指标性能排序模糊理论信息熵;
Abstract: 依据状态监控信息对民航发动机进行性能排序,可以及时了解发动机性能衰减程度及梯次差异,从而便于制定最优维修计划,达到降低维修费用的目的,因此已成为提高机队管理质量的重要手段.目前航空公司机队管理中对多指标性能排序问题还缺乏科学的方法.该文基于模糊等价聚类和粗糙集理论中的属性信息熵方法,对该类权重信息完全未知的多指标风险决策问题进行理论建模,得到求取各指标综合权重的算法,并举例验证了该算法的客观有效性.
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