Results 1 to 10 of about 18,329 (166)

A novel semi-flexible coaxial nozzle based on fluid dynamics effects and its self-centering performance study [PDF]

open access: yesScientific Reports
Coaxial nozzles are widely used to produce fibers with core–shell structures. However, conventional coaxial nozzles cannot adjust the coaxiality of the inner and outer needles in real-time during the fiber production process, resulting in uneven fiber ...
Yu Li   +7 more
doaj   +2 more sources

A self-centering and stiffness-controlled MEMS accelerometer [PDF]

open access: yesMicrosystems & Nanoengineering
This paper presents a high-performance MEMS accelerometer with a DC/AC electrostatic stiffness tuning capability based on double-sided parallel plates (DSPPs).
Yiming Jin   +5 more
doaj   +2 more sources

Cyclic Behavior of Self-Centering, Eccentric Configuration, Buckling-Restrained, Braced Frame [PDF]

open access: yesJournal of Structural and Construction Engineering, 2021
Buckling-restrained braced frames can considerably reduce the seismic responses, because of their high energy dissipation capacity. However, they have big residual drifts subjected to great earthquakes.
Elnaz Zare   +2 more
doaj   +1 more source

Optimized design and investigation of cyclic behavior of dual intermediate steel moment resisting system equipped with self-centering buckling restrained 2-story-X-brace [PDF]

open access: yesمهندسی عمران شریف, 2021
Conventional seismic resistant systems generally dissipate earthquake energy through the plastic deformation of structural elements. These systems withstand high residual displacements increasing the cost of repair or even necessitate reconstruction of ...
M.R. Ahadpour khaneghah   +2 more
doaj   +1 more source

Development of efficiency index for steel moment frames with Self-Centering Connections [PDF]

open access: yesJournal of Structural and Construction Engineering, 2021
Traditional earthquake-resistant systems are dependent on the inelastic response of the building members. These systems experience significant residual displacements after major earthquakes due to seismic energy distribution all over the building and ...
Mohammad Bavandi   +3 more
doaj   +1 more source

Review of the energy-based design theory: Towards the application to self-centering systems

open access: yesResilient Cities and Structures, 2022
Self-centering systems exhibit superior performance during earthquake shaking with lower damage and less residual deformations. Although the equivalent static force design procedure is the commonly used one for most structural systems for seismic ...
Ge Song, Ying Zhou, T.Y. Yang
doaj   +1 more source

Development the Six-Jaw Self-Centering Geared Scroll Chuck [PDF]

open access: yesMATEC Web of Conferences, 2021
In the article the development of device to reduce the form errors in workholding flexible thin-walled parts such as gears has been considered. The design and operation of the developed six-jaw self-centering geared scroll chuck are described in detail ...
Serkov A. S.   +3 more
doaj   +1 more source

Seismic efficiency of self-centering braced frame under near-field pulse-like ground motions [PDF]

open access: yesمجله مدل سازی در مهندسی, 2018
This research investigates the efficiency of the self-centering steel braced frame equipped with replaceable yielding fuses and post-tensioning cables subjected to far-field records and near-field pulse-like ground motions.
نوید رهگذر   +2 more
doaj   +1 more source

Dual-Objective Control of Maximum and Residual Drift Ratios of Super-Tall Buildings Based on Self-Centering Energy Dissipation Outriggers

open access: yesFrontiers in Materials, 2022
It is critical to ensure the seismic resilience of super-tall buildings using high performance materials. The seismic resilience of these buildings can be enhanced by simultaneously controlling the maximum and residual inter-story drift ratios.
Linlin Xie   +8 more
doaj   +1 more source

Inelastic displacement ratio for rocking buildings subjected to far-field and near-field pulse-like ground motions [PDF]

open access: yesJournal of Structural and Construction Engineering, 2019
Self centering rocking buildings are capable of reducing permanent damage and concentrating damage to replaceable energy dissipation devices. This paper aims to calculate inelastic displacement ratio for self centering rocking buildings under far field ...
Navid Rahgozar   +1 more
doaj   +1 more source

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