系统仿真学报 ›› 2018, Vol. 30 ›› Issue (11): 4477-4484.doi: 10.16182/j.issn1004731x.joss.201811051

• 仿真应用工程 • 上一篇    下一篇

灰靶算法的改进及在舰用燃气轮机评估中的应用

王同庆, 梅珊, 李小波, 刘佳杰   

  1. 国防科技大学 系统工程学院,湖南 长沙 410073
  • 收稿日期:2018-05-30 修回日期:2018-06-30 发布日期:2019-01-04
  • 作者简介:王同庆(1989-),男,山东临邑,硕士生,研究方向为体系工程与体系仿真;梅珊(1981-),女,湖南永州,博士,副教授,研究方向为体系工程与体系仿真;李小波(1983-),男,湖南衡阳,博士,讲师,研究方向为体系工程与体系仿真。

Improvement of Grey Target Algorithm and Its Application in Assessment of Marine Gas Turbine

Wang Tongqing, Mei Shan, Li Xiaobo, Liu Jiajie   

  1. School of System Engineering, National University of Defense Technology, Changsha 410073, China
  • Received:2018-05-30 Revised:2018-06-30 Published:2019-01-04

摘要: 在现代船舶工业中,燃气轮机凭借其良好的总体性能,越来越成为舰船的主流动力提供装置,在燃气轮机的研发和引进过程中,对其综合性能的评估也显得越来越重要。通过运用灰靶理论在“少数据、贫信息、不确定性”的综合评估方面有较强实用性的特点,构造了舰用燃气轮机综合性能的评估模型,通过讨论灰靶算法中分辨系数的影响,提出了一种确定分辨系数取值的方法,对灰靶算法进行了改进。通过对案例的分析,验证了该方法的可行性和实用性。

关键词: 灰靶算法, 分辨系数, 舰用燃气轮机, 综合评估

Abstract: In the modern shipbuilding industry, gas turbines are increasingly becoming the main power supply devices for ships with their good overall performance. The assessment of their overall performance is very important in the development and introduction of gas turbines. By using the grey target theory, a comprehensive gas turbine performance evaluation model is constructed and the grey target method can easily deal with the evaluation problem which has the characteristics of "small amount of data, lean information, and uncertainty". By discussing the influence of distinguishing coefficient in the algorithm, a method for determining the value of the distinguishing coefficient is proposed to improve the grey target algorithm. A case study is performed to verify the feasibility and practicality of the method.

Key words: grey target, distinguishing coefficient, marine gas turbine, comprehensive evaluation

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