Results 31 to 40 of about 10,245,750 (302)

Passive wireless tags for tongue controlled assistive technology interfaces [PDF]

open access: yes, 2016
Tongue control with low profile, passive mouth tags is demonstrated as a human–device interface by communicating values of tongue-tag separation over a wireless link.
Horne, Robert   +3 more
core   +1 more source

Vibration suppression for high speed railway bridges using fluid viscous dampers [PDF]

open access: yesMATEC Web of Conferences, 2019
The results of experimental and theoritical investigations of railway bridges have shown the significant dynamic responses exceeding that anticipated on certain railway bridges, such as a resonance phenomenon who have a great effect in the bridge ...
Tahiri M., Khamlichi A., Bezzazi M.
doaj   +1 more source

Compositions of passive boundary control systems

open access: yesMathematical Control & Related Fields, 2013
We show under mild assumptions that a composition of internally well-posed, impedance passive (or conservative) boundary control systems through Kirchhoff type connections is also an internally well-posed, impedance passive (resp., conservative) boundary control system. The proof is based on results of Malinen and Staffans [21].
Malinen, Jarmo, Aalto, Atte
openaire   +3 more sources

Model simplification and optimization of a passive wind turbine generator [PDF]

open access: yes, 2009
In this paper, the design of a "low cost full passive structure" of wind turbine system without active electronic part (power and control) is investigated. The efficiency of such device can be obtained only if the design parameters are mutually adapted
B. Sareni   +8 more
core   +1 more source

Passive control and active grouting control of horizontal deformation of tunnels induced neighboring excavation

open access: yesYantu gongcheng xuebao, 2019
For safeguarding metro structures adjacent to excavation, much attention has been paid to passive control measures, such as strengthening support system of excavation and optimization of excavation scheme.
ZHENG Gang 1,2, PAN Jun 1, CHENG Xue-song 1,2, BAI Ru-bing 1, DU Yi-ming 1,2, DIAO Yu 1,2
doaj   +1 more source

Numerical Simulation and Deep Neural Network Revealed Drag Reduction of Microstructured Three-Dimensional Square Cylinders at High Reynolds Numbers

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Square cylinders are widely used in various fields. For example, they are common structures in fishways. The flow around square cylinders has been a common problem in various fields.
Siying Wang, Qibiao Wu, Xiaotao Shi
doaj   +1 more source

Passive thermal control systems in spacecrafts

open access: yesJournal of the Brazilian Society of Mechanical Sciences and Engineering, 2023
A spacecraft is a vehicle designed for accomplishing a mission for military, scientific and commercial purposes. While designing a spacecraft, scientists face some challenges, one of which is the design of a thermal subsystem. A spacecraft is exposed to internal and external thermal loads during its lifetime.
Erdinç Mermer, Rahmi Ünal
openaire   +3 more sources

Research and development tendency of the seismic response control of tuned mass damper

open access: yes上海师范大学学报. 自然科学版, 2017
The research status of civil engineering structural vibration control has been summarized in this paper.The working principleof tuned mass damper (TMD)has been discussed,and its research progressat home and abroad has been reviewed.Finally,wesummarized ...
Zhang Guojun   +2 more
doaj   +1 more source

Reset Control for Passive Bilateral Teleoperation

open access: yesIEEE Transactions on Industrial Electronics, 2011
Peer ...
Alejandro Fernández Villaverde   +3 more
openaire   +2 more sources

Effects of Perforated Plates on Shock Structure Alteration for NACA0012 Airfoils

open access: yesInventions
This research investigated a passive flow control technique to mitigate the adverse effects of shock wave–boundary layer interaction on a NACA 0012 airfoil.
Mihnea Gall   +3 more
doaj   +1 more source

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