Results 61 to 70 of about 710 (95)

Annual progress report of the Department of Solid State Physics 1 January - 31 December 1994 [PDF]

open access: yes, 1995
Bechgaard, Klaus   +4 more
core  

DeSForM 2015 – Aesthetics of Interaction: Dynamic, Multisensory, Wise [PDF]

open access: yes, 2015
Chen, L.   +15 more
core  

Study on galloping behavior of iced eight bundle conductor transmission lines

Journal of Sound and Vibration, 2016
Abstract Wind tunnel test was carried out to obtain the aerodynamic coefficients of an eight bundle conductor accreted with crescent-shaped ice. A user-defined cable element with torsional degree of freedom is developed in ABAQUS software to capture the torsional deformation of the iced conductors during galloping.
Linshu Zhou   +3 more
semanticscholar   +4 more sources

Galloping response of sector-shape iced eight bundle conductors

Canadian Journal of Civil Engineering, 2020
Wind tunnel test results of the aerodynamic coefficients of sector-shape iced eight bundle conductors varying with wind attack angles are presented. Then, by means of the user-defined cable elements, the aerodynamic loads are applied on the cable elements of each sub-conductor through the finite element method (FEM).
Cai, Meng-qi   +4 more
openaire   +2 more sources

Wind tunnel test of the influence of an interphase spacer on the galloping control of iced eight-bundled conductors

Cold Regions Science and Technology, 2018
Abstract To study the anti-galloping effect of interphase spacers with different kinds of arrangements on an iced transmission line, wind tunnel experiments using a full aeroelastic model are carried out in this work. Using similarity theory, the similarity criteria between the aeroelastic model and the prototype have been deduced.
Anqi Zhou   +4 more
semanticscholar   +3 more sources

Synergistic experimental and CFD study on aerodynamic characteristics and flow field evolution mechanisms of iced eight-bundled conductors

Engineering Research Express
Abstract Ultra-high transmission is at risk in cold climates. This is because of the aerodynamic instability of iced eight-bundled conductors. This study looked into how flow instability happens with real crescent- and sector-shaped ice accretions. A combination of wind tunnel experiments and CFD simulations was used.
Bolin Zhong, Mengqi Cai, Maoming Hu
openaire   +2 more sources

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