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ピエゾアクチュエータを用いた可変摩擦ダンパによる建築構造物のセミアクティブ免震
https://nied-repo.bosai.go.jp/records/3181
https://nied-repo.bosai.go.jp/records/3181964215eb-38e2-45c9-9dac-057ae85f252c
Item type | researchmap(1) | |||||||||||||
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公開日 | 2023-03-30 | |||||||||||||
タイトル | ||||||||||||||
言語 | ja | |||||||||||||
タイトル | ピエゾアクチュエータを用いた可変摩擦ダンパによる建築構造物のセミアクティブ免震 | |||||||||||||
タイトル | ||||||||||||||
言語 | en | |||||||||||||
タイトル | Semi-Active Seismic Isolation System with Controllable Friction Dampers Using Piezoelectric Actuators | |||||||||||||
言語 | ||||||||||||||
言語 | jpn | |||||||||||||
著者 |
佐藤栄児
× 佐藤栄児
× 藤田隆史
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抄録 | ||||||||||||||
内容記述タイプ | Other | |||||||||||||
内容記述 | Semi-active seismic isolation systems using controllable friction dampers had been proposed to reduce response accelerations and displacements comparing with those of passive systems, although they had a problem that the dampers might fail to generate damping forces due to malfunctions in strong earthquakes. To solve the problem, a new type of controllable friction damper with a failsafe mechanism was developed in this study. For the damper, piezoelectric actuators were used to make the mechanism simple. The actuators are compact, and can make quick responses and produce large forces. Simulations and excitation tests were carried out for the semi-active system using the friction dampers, showing good performance in reduction of response acceleration and displacement together with higher reliability comparing with systems using conventional friction dampers. | |||||||||||||
言語 | ja | |||||||||||||
抄録 | ||||||||||||||
内容記述タイプ | Other | |||||||||||||
内容記述 | Semi-active seismic isolation systems using controllable friction dampers had been proposed to reduce response accelerations and displacements comparing with those of passive systems, although they had a problem that the dampers might fail to generate damping forces due to malfunctions in strong earthquakes. To solve the problem, a new type of controllable friction damper with a failsafe mechanism was developed in this study. For the damper, piezoelectric actuators were used to make the mechanism simple. The actuators are compact, and can make quick responses and produce large forces. Simulations and excitation tests were carried out for the semi-active system using the friction dampers, showing good performance in reduction of response acceleration and displacement together with higher reliability comparing with systems using conventional friction dampers. | |||||||||||||
言語 | en | |||||||||||||
書誌情報 |
ja : 日本機械学会論文集 en : Transactions of the Japan Society of Mechanical Engineers. Series C. 巻 71, 号 702, p. 405-412, 発行日 2005 |
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出版者 | ||||||||||||||
言語 | ja | |||||||||||||
出版者 | 一般社団法人日本機械学会 | |||||||||||||
出版者 | ||||||||||||||
言語 | en | |||||||||||||
出版者 | The Japan Society of Mechanical Engineers | |||||||||||||
ISSN | ||||||||||||||
収録物識別子タイプ | ISSN | |||||||||||||
収録物識別子 | 0387-5024 | |||||||||||||
DOI | ||||||||||||||
関連識別子 | 10.1299/kikaic.71.405 |