Design of mistuning patterns to control the vibration amplitude of unstable rotor blades
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.06.034
Abstract: Abstract Flutter onset is one of the major causes for increased vibration levels in low pressure turbine (LPT) rotor blades. This paper describes the design process and the experimental testing of intentional mistuning patterns specifically… read more here.
Keywords: vibration; mistuning patterns; intentional mistuning; rotor blades ... See more keywords
Vibration reduction of the blisk by damping hard coating and its intentional mistuning design
Sign Up to like & getrecommendations! Published in 2019 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.11.043
Abstract: Abstract This paper presents a vibration reduction approach of the blisk by using of the damping hard coating and its intentional mistuning design. Firstly the amplified forced vibration responses of mistuned blisk were studied based… read more here.
Keywords: intentional mistuning; vibration; hard coating; mistuning design ... See more keywords
Key Action Mechanisms of Intentional Mistuning
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DOI: 10.3390/app11125650
Abstract: Intentional mistuning is a common procedure to decrease the uncontrolled vibration amplification effects of the (unavoidable) random mistuning, and to reduce the sensitivity to it. The idea is to introduce an intentional mistuning pattern that… read more here.
Keywords: mechanisms intentional; action mechanisms; random mistuning; intentional mistuning ... See more keywords