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  1. 防災科研関係論文

Real-time hybrid experimental system with actuator delay compensation and its application to a piping system with energy absorber

https://nied-repo.bosai.go.jp/records/2709
https://nied-repo.bosai.go.jp/records/2709
f2f79a76-9fcf-4361-8b7b-2f9e8392af73
Item type researchmap(1)
公開日 2023-03-30
タイトル
言語 en
タイトル Real-time hybrid experimental system with actuator delay compensation and its application to a piping system with energy absorber
言語
言語 eng
著者 T. Horiuchi

× T. Horiuchi

en T. Horiuchi

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M. Inoue

× M. Inoue

en M. Inoue

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T. Konno

× T. Konno

en T. Konno

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Y. Namita

× Y. Namita

en Y. Namita

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抄録
内容記述タイプ Other
内容記述 A real-time hybrid experimental method, in which output from an actuator-excited vibration experiment and response calculation are combined on-line and conducted simultaneously in real time, is being developed as a new seismic experimental method for structural systems. In real-time hybrid experiments, however, there is an inevitable actuator-response delay, which has an effect equivalent to negative damping. To solve this problem, a real-time hybrid experimental system (including an actuator-delay compensation method) was developed. And seismic experiments were conducted in order to demonstrate the advantages of this system. Experimental results obtained using the developed hybrid experimental system were compared with exact results obtained using shaking-table experiments, and it was found that the two experimental methods gave almost identical results. It can therefore be concluded that the structural response can be obtained precisely by using the developed hybrid experimental system. Comparison of these experiments showed the advantages of the hybrid experiments; that is, they are simple and economical. This is because the hybrid experiment requires only a small structure as the excitation model, while a shaking-table experiment must consider the whole structural system.
言語 en
書誌情報 en : Earthquake Engineering and Structural Dynamics

巻 28, 号 10, p. 1121-1141, 発行日 1999-10
ISSN
収録物識別子タイプ ISSN
収録物識別子 0098-8847
DOI
関連識別子 10.1002/(SICI)1096-9845(199910)28:10<1121::AID-EQE858>3.0.CO;2-O
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