JUHÁS, Pavol. Fatigue failure mechanisms of thin-walled hybrid plate girders. Online. In I. Juhásová Šenitková, T. Vondráčková, M. Kraus, J. Plachý. MATEC Web of Conferences 93 (2017): 8th International Scientific Conference Building Defects (Building Defects 2016). České Budějovice: Vysoká škola technická a ekonomická v Českých Budějovicích, 2016, s. 38-43. ISBN 978-80-7468-109-7. |
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@inproceedings{35881, author = {Juhás, Pavol}, address = {České Budějovice}, booktitle = {MATEC Web of Conferences 93 (2017): 8th International Scientific Conference Building Defects (Building Defects 2016)}, editor = {I. Juhásová Šenitková, T. Vondráčková, M. Kraus, J. Plachý}, keywords = {steel plate; combined section; local stability; thin web; static loading; dynamic loading; buckling; vibrating; fatique crack; failure mechanism}, howpublished = {elektronická verze "online"}, language = {eng}, location = {České Budějovice}, isbn = {978-80-7468-109-7}, pages = {38-43}, publisher = {Vysoká škola technická a ekonomická v Českých Budějovicích}, title = {Fatigue failure mechanisms of thin-walled hybrid plate girders}, year = {2016} }
TY - JOUR ID - 35881 AU - Juhás, Pavol PY - 2016 TI - Fatigue failure mechanisms of thin-walled hybrid plate girders PB - Vysoká škola technická a ekonomická v Českých Budějovicích CY - České Budějovice SN - 9788074681097 KW - steel plate KW - combined section KW - local stability KW - thin web KW - static loading KW - dynamic loading KW - buckling KW - vibrating KW - fatique crack KW - failure mechanism N2 - Steel plate girders of bridges and industrial structures are usually subjected to dynamic fatigue loading. Their thin-slender webs under dynamic fatigue loading are laterally buckling and vibrating. The consequence of that can be arising and successive development of fatigue cracks along the welded connections of the thin webs with flanges and stiffeners. Therefore, the fatigue strength and life/time of thin-walled plate girders depend beside of usual material-technological and structural influences also on stability aspects. Basic knowledge about fatigue failure mechanisms of thin-walled hybrid plate girders is presented with the regard for their local stability, obtained and by theoretical an experimental analyses. The outcome of obtained results is that the fatigue consequences of thin webs vibration can be effectively reduced by appropriate reduction of their slenderness. Therefore, the empirical formula for the limitation of web slenderness has been proposed and recommended for plate girders subjected to dynamic fatigue loading. ER -
JUHÁS, Pavol. Fatigue failure mechanisms of thin-walled hybrid plate girders. Online. In I. Juhásová Šenitková, T. Vondráčková, M. Kraus, J. Plachý. \textit{MATEC Web of Conferences 93 (2017): 8th International Scientific Conference Building Defects (Building Defects 2016)}. České Budějovice: Vysoká škola technická a ekonomická v Českých Budějovicích, 2016, s.~38-43. ISBN~978-80-7468-109-7.
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