Results 71 to 80 of about 18,940 (305)

Dynamic Analysis of Steel Frame Using Manufactured Viscous DMAPER [PDF]

open access: yes, 2016
A five storey single bay steel moment resisting frame with manufactured viscous damper is analyzed for Bhuj earthquake acceleration data of January 26,2001 using SAP 2000v14.0 analysis tool. Six different steel frame model is set up in which placement of
Prashanth Hathwar, T.S.
core  

Hybrid Magnetoactive Soft Elastomers: Material Development Toward Application in Diaphragm Pumps

open access: yesAdvanced Materials Technologies, EarlyView.
Hybrid magnetoactive soft elastomeric membranes are developed by combining two different types of magnetic particles. The membranes exhibit distinct mechanical, magnetic and thermal properties owing to the unique characteristics of the two magnetic particles.
Somashree Mondal   +4 more
wiley   +1 more source

Variable force, eddy-current or magnetic damper [PDF]

open access: yes, 1985
An object of the invention is to provide variable damping for resonant vibrations which may occur at different rotational speeds in the range of rpms in which a rotating machine is operated.
Cunningham, R. E.
core   +1 more source

Anti‐Slip Material‐Based Strategies and Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights the principle mechanisms of slipping at the microscale, linking contact mechanics with a friction behavior model for surface interfaces. Main strategies to develop anti‐slip properties to the surfaces are discussed alongside standardized testing approaches.
Sogand Abbaspoor‐Zanjani   +3 more
wiley   +1 more source

Match of Negative Stiffness and Viscous Damping in a Passive Damper for Cable Vibration Control

open access: yesShock and Vibration, 2019
Match of negative stiffness and viscous damping in a passive negative stiffness damper (NSD) is studied for the vibration control of stay cables in this paper.
Peng Zhou, Qinghe Fang
doaj   +1 more source

Power harvesting in a helicopter lag damper [PDF]

open access: yes, 2011
In this paper a new power harvesting application is developed and simulated. Power harvesting is chosen within the European Clean Sky project as a solution to powering in-blade health monitoring systems as opposed to installing an elaborate electrical ...
Boer, A. de   +3 more
core   +3 more sources

4D Printing of Multimaterial Flexible Magneto‐Active Polymers

open access: yesAdvanced Materials Technologies, EarlyView.
Magneto‐active polymers are 3D‐printed with tunable mechanical and magnetic properties using both superparamagnetic and hard ferromagnetic fillers. Nano‐CT imaging reveals the spatial distribution of particles within the matrix. Programmable magnetization patterns and soft, flexible architectures enable responsive actuation, offering exciting ...
Naji Tarabay   +6 more
wiley   +1 more source

Vibration transmission analysis of nonlinear floating raft isolation system with magneto-rheological damper

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2018
The vibration transmission characteristics of a three-degree of freedom nonlinear floating raft isolation system are studied in order to analyze the influence of magneto-rheological damper on primary resonance attenuation.
Yuanyuan Fang, Yanyan Zuo, Zhaowang Xia
doaj   +1 more source

Elastomers Combining Damping Efficiency With Rapid Recovery

open access: yesAdvanced Materials Technologies, EarlyView.
Double network granular elastomers (DNGEs) combine high energy dissipation under both cyclic loading and high impact with rapid shape recovery. 3D printing enables the production of complex, customizable structures with tailored performance. Recyclable DNGEs retain their properties over multiple recycling cycles.
Eva Baur, Alain Molleyres, Esther Amstad
wiley   +1 more source

Study on the Development of Passive MR Damper with Displacement-Dependent Damping Characteristics

open access: yesJournal of Fluid Science and Technology, 2010
In this paper, we propose a new concept of a magneto-rheological (MR) fluid damper, which is a passive MR fluid damper. The passive MR damper has no electrical devices, such as a sensor, power supply and controller, and hence, it has an advantage in ...
Takahiro MURAKAMI   +2 more
doaj   +1 more source

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