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Novel health monitoring technology for in‐service diagnostics of intake separation in aircraft engines
Structural Control and Health Monitoring ( IF 4.6 ) Pub Date : 2020-02-24 , DOI: 10.1002/stc.2479
Len Gelman 1 , Ivan Petrunin 2 , Colin Parrish 3 , Mark Walters 4
Affiliation  

Diagnostics and elimination of airflow separation effects draw essential attention of researchers in the areas of energy generation, civil engineering, and aerospace due to unwanted and harmful interaction of separated airflow with different structures. In aviation, distortion of the intake airflows of an aircraft engine, known as intake separation, not only reduces the efficiency of the engine due to decrease in air intake but also interacts with engine structural components, for example, blades, significantly increasing their vibration. This leads to fatigue and subsequent accelerated failure of these components.

中文翻译:

用于飞机发动机进气道分离诊断的新型健康监测技术

由于分离气流与不同结构的有害相互作用,诊断和消除气流分离效应引起了研究人员在能源产生,土木工程和航空航天领域的重要关注。在航空中,飞机发动机的进气流的畸变,称为进气分离,不仅由于进气量的减少而降低了发动机的效率,而且还与发动机结构部件(例如叶片)相互作用,从而大大增加了其振动。这导致这些组件疲劳并随后加速失效。
更新日期:2020-02-24
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