Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski
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In this paper, the dynamic stiffness method has been applied in the free vibration analysis of open circular cylindrical shells having special boundary conditions. Dynamic stiffness matrix, based on the exact solutions of the free vibration problem according to the Flügge thin shell theory, is formulated and im-plemented in Matlab code to compute natural frequencies and mode shapes. The results of numerical examples for an open cylindrical shell with stepwise thickness variation, as well as for barrel roof, are pre-sented and compared to the results obtained by using the commercial finite element program Abaqus.
Ključne reči:
dynamic stiffness method / free vibrations / open circular cylindrical shellIzvor:
Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića, 2019Izdavač:
- Univerzitet u Beogradu-Građevinski fakultet, Univerzitet Crne Gore-Građevinski fakultet, Akademija inženjerskih nauka Srbije
Finansiranje / projekti:
- Istraživanje uticaja vibracija od saobraćaja na zgrade i ljude u cilju održivog razvoja gradova (RS-MESTD-Technological Development (TD or TR)-36046)
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Institucija/grupa
GraFarTY - CHAP AU - Nefovska-Danilović, Marija PY - 2019 UR - https://grafar.grf.bg.ac.rs/handle/123456789/2851 AB - In this paper, the dynamic stiffness method has been applied in the free vibration analysis of open circular cylindrical shells having special boundary conditions. Dynamic stiffness matrix, based on the exact solutions of the free vibration problem according to the Flügge thin shell theory, is formulated and im-plemented in Matlab code to compute natural frequencies and mode shapes. The results of numerical examples for an open cylindrical shell with stepwise thickness variation, as well as for barrel roof, are pre-sented and compared to the results obtained by using the commercial finite element program Abaqus. PB - Univerzitet u Beogradu-Građevinski fakultet, Univerzitet Crne Gore-Građevinski fakultet, Akademija inženjerskih nauka Srbije T2 - Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića T1 - Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski UR - https://hdl.handle.net/21.15107/rcub_grafar_2851 ER -
@inbook{ author = "Nefovska-Danilović, Marija", year = "2019", abstract = "In this paper, the dynamic stiffness method has been applied in the free vibration analysis of open circular cylindrical shells having special boundary conditions. Dynamic stiffness matrix, based on the exact solutions of the free vibration problem according to the Flügge thin shell theory, is formulated and im-plemented in Matlab code to compute natural frequencies and mode shapes. The results of numerical examples for an open cylindrical shell with stepwise thickness variation, as well as for barrel roof, are pre-sented and compared to the results obtained by using the commercial finite element program Abaqus.", publisher = "Univerzitet u Beogradu-Građevinski fakultet, Univerzitet Crne Gore-Građevinski fakultet, Akademija inženjerskih nauka Srbije", journal = "Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića", booktitle = "Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski", url = "https://hdl.handle.net/21.15107/rcub_grafar_2851" }
Nefovska-Danilović, M.. (2019). Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski. in Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića Univerzitet u Beogradu-Građevinski fakultet, Univerzitet Crne Gore-Građevinski fakultet, Akademija inženjerskih nauka Srbije.. https://hdl.handle.net/21.15107/rcub_grafar_2851
Nefovska-Danilović M. Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski. in Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića. 2019;. https://hdl.handle.net/21.15107/rcub_grafar_2851 .
Nefovska-Danilović, Marija, "Primena metode dinamičke krutosti u analizi slobodnih vibracija otvorenih kružnih cilindričnih ljuski" in Teorija građevinskih konstrukcija, Monografija posvećena uspomeni na profesora Miodraga Sekulovića (2019), https://hdl.handle.net/21.15107/rcub_grafar_2851 .