<abstract xmlns="http://www.w3.org/1999/xhtml"><p> According to the modal superposition method, the vortex vibration procedure of submerged floating tunnel cable was compiled using Matlab, based on the calculated results, the fatigue damage was predicted. The effects of various factors, such as cable density, cable length, and pretension and velocity distribution on vortex induced fatigue damage in the cable were studied. The results show that velocity distribution has more effect on the cable fatigue damage than cable length, cable density and pre-tension. Secondly, cable length has also relatively effect on the cable damage fatigue, cable density and pretension has limited in a certain range.</p></abstract>

According to the modal superposition method, the vortex vibration procedure of submerged floating tunnel cable was compiled using Matlab, based on the calculated results, the fatigue damage was predicted. The effects of various factors, such as cable density, cable length, and pretension and velocity distribution on vortex induced fatigue damage in the cable were studied. The results show that velocity distribution has more effect on the cable fatigue damage than cable length, cable density and pre-tension. Secondly, cable length has also relatively effect on the cable damage fatigue, cable density and pretension has limited in a certain range.

Effects of Various Factors on the Viv-Induced Fatigue Damage In The Cable Of Submerged Floating Tunnel

School of Highway, Chang’an University,Xi’an Shaanxi 710064 China tel.:+00862982332897, fax: +00862982332897

Chang’an University,China School of Highway, Chang’an University,Xi’an Shaanxi 710064 China tel.:+00862982332897, fax: +00862982332897

School of Civil Engineering Southwest Jiaotong University Chengdu 610031 China

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

According to the modal superposition method, the vortex vibration procedure of submerged floating tunnel cable was compiled using Matlab, based on the...

Effects of Various Factors on the Viv-Induced Fatigue Damage In The Cable Of Submerged Floating Tunnel

Pubblicato online: 30 dic 2015

Pagine: 76 - 83

DOI: https://doi.org/10.1515/pomr-2015-0075

Parole chiave
submerged floating tunnel cable, vortex induced vibration, fatigue damage, factor analysis

© 2016

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Effects of Various Factors on the Viv-Induced Fatigue Damage In The Cable Of Submerged Floating Tunnel

Pubblicato online: 30 dic 2015

Pagine: 76 - 83

DOI: https://doi.org/10.1515/pomr-2015-0075

Parole chiavesubmerged floating tunnel cable, vortex induced vibration, fatigue damage, factor analysis

© 2016

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Parole chiave
submerged floating tunnel cable, vortex induced vibration, fatigue damage, factor analysis