The paper presents an algorithm for thermal buckling analysis of thin-walled beam-type structures. One-dimensional finite element is employed under assumptions of large displacements, large rotation effects but small strains. Stability analysis is performed in load deflection manner using co-rotational formulation. The cross-section mid-line contour is assumed to remain not deformed in its own plane and the shear strains of middle surface are neglected. The material properties of the beam are temperature-dependent. Results are validated on test examples.
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East China Jiaotong Univ, Sch Civil Engn & Architecture, Nanchang, Jiangxi, Peoples R ChinaEast China Jiaotong Univ, Sch Civil Engn & Architecture, Nanchang, Jiangxi, Peoples R China
Hu, Chang-Fu
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Li, Zhang
Hu, Qing-Song
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China Univ Min & Technol, Engn Res Ctr Intelligent Control Underground Spac, Beijing, Peoples R ChinaEast China Jiaotong Univ, Sch Civil Engn & Architecture, Nanchang, Jiangxi, Peoples R China
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Univ Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, ItalyUniv Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, Italy
Pignataro, Marcello
Rizzi, Nicola
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Univ Roma Tre, Dipartimento Strutture, I-00146 Rome, ItalyUniv Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, Italy
Rizzi, Nicola
Ruta, Giuseppe
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Univ Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, ItalyUniv Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, Italy
Ruta, Giuseppe
Varano, Valerio
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Univ Roma Tre, Dipartimento Strutture, I-00146 Rome, ItalyUniv Roma La Sapienza, Dipartimento Ingn Strutturale & Geotecn, I-00184 Rome, Italy