Search Results - "Nishitani, Akira"

Structural control: Then and now by Nishitani, Akira

“…Considering the recent development of non‐passive category of structural control schemes, it seems that the semi‐active control strategy is quite promising as…”
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Cubic spline interpolation based estimation of all story seismic responses with acceleration measurement at a limited number of floors by Kodera, Kenzo, Nishitani, Akira, Okihara, Yurina

“…Building damage assessment soon after a seismic event is a highly significant issue. Currently, sensor implementation on all the floors of a building…”
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Identification of yield drift deformations and evaluation of the degree of damage through the direct sensing of drift displacements by Xiang, Ping, Nishitani, Akira, Marutani, Shohei, Kodera, Kenzo, Hatada, Tomohiko, Katamura, Ryuta, Kanekawa, Kiyoshi, Tanii, Takashi

“…Summary Inter‐story drift displacement data can provide useful information for story damage assessment. The authors' research group has developed…”
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Overview of the application of active/semiactive control to building structures in Japan by Nishitani, Akira, Inoue, Yutaka

“…Perhaps one of the most significant technological innovations in the structural engineering field is the practical application of active and semiactive control…”
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Measuring relative-story displacement and local inclination angle using multiple position-sensitive detectors by Matsuya, Iwao, Katamura, Ryuta, Sato, Maya, Iba, Miroku, Kondo, Hideaki, Kanekawa, Kiyoshi, Takahashi, Motoichi, Hatada, Tomohiko, Nitta, Yoshihiro, Tanii, Takashi, Shoji, Shuichi, Nishitani, Akira, Ohdomari, Iwao

“…We propose a novel sensor system for monitoring the structural health of a building. The system optically measures the relative-story displacement during…”
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Optimum design and application of non-traditional tuned mass damper toward seismic response control with experimental test verification by Xiang, Ping, Nishitani, Akira

“…Summary A variant type of tuned mass damper (TMD) termed as ‘non‐traditional TMD (NTTMD)’ is recently proposed. Mainly focusing on the employment of TMD for…”
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Development of lateral displacement sensor for real-time detection of structural damage by Matsuya, Iwao, Tomishi, Ryota, Sato, Maya, Kanekawa, Kiyoshi, Nitta, Yoshihiro, Takahashi, Motoichi, Miura, Satoru, Suzuki, Yasutsugu, Hatada, Tomohiko, Katamura, Ryuta, Tanii, Takashi, Shoji, Shuichi, Nishitani, Akira, Ohdomari, Iwao

“…We have developed a novel sensor that enables us to measure the relative story displacement of a building structure in real time. This lateral displacement…”
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Structural vibration control with the implementation of a pendulum-type nontraditional tuned mass damper system by Xiang, Ping, Nishitani, Akira

“…Self-centering systems, such as base-rocking-wall systems, have been studied and demonstrated to be capable of achieving enhanced seismic-resisting…”
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An Experimental Study on Relative Displacement Sensing Using Phototransistor Array for Building Structures by Kanekawa, Kiyoshi, Matsuya, Iwao, Sato, Maya, Tomishi, Ryota, Takahashi, Motoichi, Miura, Satoru, Suzuki, Yasutsugu, Hatada, Tomohiko, Katamura, Ryuta, Nitta, Yoshihiro, Tanii, Takashi, Shoji, Shuichi, Nishitani, Akira, Ohdomari, Iwao

“…We propose a novel sensor for directly measuring the relative displacement of a building structure. The sensor is composed of a laser light source and a…”
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Semiactive Structural-Control Based on Variable Slip-Force Level Dampers by Nishitani, Akira, Nitta, Yoshihiro, Ikeda, Yoshiki

“…This paper presents a semiactive control strategy based on variable slip-force level dampers. The proposed scheme controls only the slip-force level of the…”
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Seismic vibration control of building structures with multiple tuned mass damper floors integrated by Xiang, Ping, Nishitani, Akira

“…SUMMARY Floor isolation system (FIS) achieving very small floor accelerations has been used to ensure human comfortability or protect important equipments in…”
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Optimum design of tuned mass damper floor system integrated into bending-shear type building based on H∞, H2, and stability maximization criteria by Xiang, Ping, Nishitani, Akira

“…Summary A new vibration control system integrating multiple tuned mass damper (TMD) floors into building structures was recently proposed by the authors, which…”
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Semiactive control strategy for smart base isolation utilizing absolute acceleration information by Nitta, Yoshihiro, Nishitani, Akira, Spencer Jr, Billie F.

“…This paper discusses a semiactive control strategy with MR dampers integrated for base‐isolated buildings. In this proposed strategy, MR dampers are utilized…”
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Seismic vibration and damage control of high‐rise structures with the implementation of a pendulum‐type nontraditional tuned mass damper by Xiang, Ping, Nishitani, Akira, Wu, Minger

“…Summary To improve seismic resilience and sustainability of structures, a pendulum‐type nontraditional tuned mass damper (PNTTMD) system with re‐centering…”
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Optimum design of tuned mass damper floor system integrated into bending-shear type building based on H sub([infin]), H sub(2), and stability maximization criteria by Xiang, Ping, Nishitani, Akira

“…A new vibration control system integrating multiple tuned mass damper (TMD) floors into building structures was recently proposed by the authors, which has…”
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Optimum design of tuned mass damper floor system integrated into bending-shear type building based on H ∞ , H 2 , and stability maximization criteria: OPTIMUM DESIGN OF TMD FLOOR SYSTEM FOR BENDING-SHEAR TYPE BUILDING by Xiang, Ping, Nishitani, Akira

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Swing Story–Lateral Force Resisting System Connected with Dampers: Novel Seismic Vibration Control System for Building Structures by Jia, Liang-Jiu, Xiang, Ping, Wu, Minger, Nishitani, Akira

“…AbstractThis study proposes a vibration control system consisting of a swing story subsystem, a lateral force resisting subsystem, and connecting dampers. The…”
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Obituary for Professor Takuji Kobori (1920-2007): Great pioneer in structural dynamics and control by Nishitani, Akira

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Preface: Takuji Kobori (15 November 1920-5 September 2007) by Fujino, Yozo, Nishitani, Akira

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Preface: Takuji Kobori (15 November 1920-5 September 2007): PREFACE by Fujino, Yozo, Nishitani, Akira

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