Influential factors for noncontact measurement method of vibration stress using multiple laser displacement sensors

Akira Maekawa,Michiyasu Noda,Masanori Shintani,Michiaki Suzuki

Optics and Lasers in Engineering（2022）

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摘要

•Applicability of proposed noncontact vibration measurement method was demonstrated.•Influential factors on measurement accuracy were clarified.•Errors due to influential factors were evaluated quantitively.•Measuring accuracy of proposed method was comparable to that of strain gauge method.

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关键词

Vibration measurement,Noncontact measurement,Vibration stress,Laser displacement sensor,Piping vibration,Fatigue failure

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