Search Results - "USAMI, Tsutomu"

Improving Low-Cycle Fatigue Performance of High-Performance Buckling-Restrained Braces by Toe-Finished Method by Wang, Chun-Lin, Usami, Tsutomu, Funayama, Jyunki

“…The purpose of this research is to improve the low-cycle fatigue life of the buckling-restrained brace (BRB) for the development of the high-performance…”
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Cyclic Tests of Concrete-Filled Steel Box Columns by Ge, Hanbin, Usami, Tsutomu

“…The purpose of this experimental study is to investigate the influences of the filled-in concrete on the strength, ductility and energy absorption capacity of…”
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New Elastic Stability Formulas for Multiple-Stiffened Shear Panels by Chusilp, Praween, Usami, Tsutomu

“…This paper deals with the development of simple, yet accurate design formulas for elastic stability of finite plates, simply supported and reinforced with…”
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Cyclic analysis and capacity prediction of concrete-filled steel box columns by Susantha, K. A. S., Ge, Hanbin, Usami, Tsutomu

“…Concrete‐filled steel columns have been widely used in civil and architectural constructions throughout the world in recent years. This study is concerned with…”
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Ductility Evaluation Procedure for Thin-Walled Steel Structures by Zheng, Yi, Usami, Tsutomu, Ge, Hanbin

“…A rational ductility evaluation procedure for thin-walled steel structures is required to account for local buckling and to be convenient for practical use…”
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Ductility of Thin-Walled Steel Box Stub-Columns by Zheng, Yi, Usami, Tsutomu, Ge, Hanbin

“…Thin-walled steel box columns are vulnerable to damage caused by local and overall interaction buckling during a major earthquake. To provide enough…”
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Cyclic Behavior of Structural Steels. II: Theory by Shen, Chi, P. Mamaghani, Iraj H, Mizuno, Eiji, Usami, Tsutomu

“…This paper is concerned with the analytical modeling of the cyclic behavior of structural steels. The modified uniaxial two-surface model developed by Shen et…”
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Developing a new hysteretic type seismic damper (BRRP) for steel bridges by Yamazaki, Shinsuke, Usami, Tsutomu, Nonaka, Tetsuya

“…•A new type of high performance seismic damper (BRRP) for steel bridges is developed.•BRRPs possess both high deformation and high low-cycle fatigue…”
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Elastoplastic analysis of steel members and frames subjected to cyclic loading by Usami, Tsutomu, Gao, Shengbin, Ge, Hanbin

“…The present paper addresses the cyclic elastoplastic large displacement analysis of steel columns and portal frames. In the analysis, a modified two-surface…”
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Evaluating the influence of stoppers on the low-cycle fatigue properties of high-performance buckling-restrained braces by Wang, Chun-Lin, Usami, Tsutomu, Funayama, Jyunki

“…► BRBs were tested to evaluate influence of stoppers on low-cycle fatigue life. ► Two models are proposed for the BRBs with and without stoppers. ► BRBs with…”
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Effective Width of Locally Buckled Plates in Compression and Bending by Usami, Tsutomu

“…The effective-width concept has been recognized as an efficient way to compute the strength of locally buckled thin-walled members. In a previous paper, an…”
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Low-cycle fatigue testing of extruded aluminium alloy buckling-restrained braces by Wang, Chun-Lin, Usami, Tsutomu, Funayama, Jyunki, Imase, Fumiaki

“…► Aluminium alloy BRB is developed to improve durability in corrosive environments. ► Extruded aluminium alloy BRB is proposed to avoid the welding of stoppers…”
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Stiffened steel box columns. Part 2: Ductility evaluation by Usami, Tsutomu, Gao, Shengbin, Ge, Hanbin

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Damage Evaluation in Steel Box Columns by Cyclic Loading Tests by Kumar, Satish, Usami, Tsutomu

“…Bridge piers with hollow box sections are widely used in Japan in highway bridges. Unlike the columns in buildings, these piers are designed with high…”
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Developing high-performance aluminum alloy buckling-restrained braces based on series of low-cycle fatigue tests by Usami, Tsutomu, Wang, Chun-Lin, Funayama, Jyunki

“…SUMMARY In order to enhance the durability of high‐performance buckling‐restrained braces (BRBs) used in bridge engineering, which are expected to withstand…”
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Ductility of Concrete-Filled Steel Box Columns under Cyclic Loading by Usami, Tsutomu, Ge, Hanbin

“…Steel bridge piers under cyclic loading due to strong earthquake motion should be designed considering not only the strength but also the ductility capacity…”
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Eccentrically Loaded Steel Columns under Cyclic In-Plane Loading by Gao, Shengbin, Usami, Tsutomu, Ge, Hanbin

“…This paper is aimed at investigating the ultimate strength and ductility capacity correlation between centrally loaded and eccentrically loaded steel columns…”
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Inelastic seismic design verification method for steel bridge piers using a damage index based hysteretic model by USAMI, T, KUMAR, S

“…In order to ensure the safety of steel bridge piers against earthquakes, their inelastic response up to collapse needs to be predicted accurately. An…”
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Ductility of Steel Short Cylinders in Compression and Bending by Gao, Shengbin, Usami, Tsutomu, Ge, Hanbin

“…During the Hyogoken-Nanbu earthquake near Kobe, Japan, on January 17, 1995, damage occurred not only in steel box-section bridge piers but also in pipe-section…”
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A Strain-Based Post-Earthquake Serviceability Verification Method for Steel Frame-Typed Bridge Piers Installed with Seismic Dampers by Li, Ran, Ge, Hanbin, Usami, Tsutomu, Shu, Ganping

“…This study is aimed at verifying a strain-based post-earthquake serviceability verification method for steel bridge piers installed with three types of seismic…”
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