Results 31 to 40 of about 15,517 (267)

Research on the Multi-Angle Seismic Spectrum Response Law of Auxiliary Feedwater Electric Pumps

open access: yesApplied Sciences, 2023
The auxiliary feedwater electric pump, which is vital in nuclear power units, demands exceptional seismic reliability. The impact of the seismic excitation direction on the seismic response of the complex auxiliary feedwater electric pump structure ...
Zhongxu Tian   +3 more
doaj   +1 more source

A simple method to evaluate the air-to-ground coupling efficiency: a tool helping the assessment of seismic/infrasonic energy partitioning during an eruption

open access: yesEarth, Planets and Space, 2021
A volcanic eruption transmits both seismic and infrasound signals. The seismo-acoustic power ratio is widely used to investigate the eruption behaviors and the source dynamics.
Mie Ichihara   +2 more
doaj   +1 more source

Seismic Response of Underground Lifeline Systems [PDF]

open access: yes, 2015
This paper presents and discusses the recent developments related to seismic performance and assessment of buried pipelines. The experience from the performance of pipelines during last earthquakes provided invaluable information and lead to new developments in the analysis and technologies.
Toprak, Selçuk   +2 more
openaire   +6 more sources

On the Seismic Response of Collided Structures

open access: yes, 2014
{"references": ["S. A. Anagnostopoulos, and K. V. Spiliopoulos, \"An investigation of earthquake induced pounding between adjacent buildings,\" Earthquake Engineering & Structural Dynamics, vol. 21, no. 4, pp. 289-302, 1992.", "S. A. Anagnostopoulos, and C. E.
Hatzigeorgiou, George D.   +1 more
openaire   +1 more source

Fuzzy Inference System (FIS) Model for the Seismic Parameters of Code-Based Earthquake Response Spectra

open access: yesBuildings, 2023
The response spectra defined in seismic design codes include crisp classifications of seismic parameters, which directly affect the spectra’s shape and greatly alter seismic design loads.
Atakan Mangir
doaj   +1 more source

Shaking Table Test of High Pier and Small Radius Curved Bridge under Multi-point Excitation

open access: yesAdvances in Civil Engineering, 2021
The non-uniform stratum and uneven surface have the complicated seismic spatial variability. The seismic response of high pier and small radius curved bridge caused by the seismic specificity of this kind of terrain has not been systematically studied ...
Lei Yan   +4 more
doaj   +1 more source

Response reduction map for two-degree-of-freedom system with friction

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper deals with the response reduction effect by friction under 2-dof system. The friction behaviour is effective for dissipating seismic energy.
Akinori TOMODA   +2 more
doaj   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Effect of nonlinearity of restrainer and supports on the elasto-plastic seismic response of continuous girder bridge [PDF]

open access: yesFracture and Structural Integrity, 2014
During an earthquake, the nonlinearity of the bridge structure mainly occurs at the supports, bridge piers and restrainers. When entering nonlinear stage, members of the bridge structure affect the elasto-plastic seismic response of the whole structure
Wang Changfeng, Zhu Long, Chen Xingchong
doaj   +3 more sources

Metasurface‐Enabled Active‐Like Passive Radar

open access: yesAdvanced Science, EarlyView.
A programmable space‐time‐coding metasurface embeds distinct spatiotemporal tags into ambient wireless signals, allowing passive radar to operate in an active‐like manner. By enabling code‐correlated reconstruction under interference, the approach supports robust real‐time UAV tracking in complex environments and points to intelligent, low‐power ...
Mingyi Li   +7 more
wiley   +1 more source

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