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Construction Analysis of the Chimney of Solar Thermal Power Station
A 100MW solar chimney is high as one thousand meters, belonging to ultra-high-rise structure. Considering the complicated load condition, the large scale and long period of construction process, construction analysis is important to the structure. Using element birth and death technology in ANSYS, the whole construction process is simulated in this paper. Numerical results indicate that the deformation and internal force of the structure change a lot during the construction process. Great differences exist in property and magnitude between construction status and design status. To investigate the stability of the structure under wind and gravity load, the first eigen buckling mode with a value of L/300 and construction deformation are considered as initial imperfection respectively. The results show the ultimate bearing capacity of the structure considering construction deformation is lower than that considering the first-order initial imperfection.
Construction Analysis of the Chimney of Solar Thermal Power Station
A 100MW solar chimney is high as one thousand meters, belonging to ultra-high-rise structure. Considering the complicated load condition, the large scale and long period of construction process, construction analysis is important to the structure. Using element birth and death technology in ANSYS, the whole construction process is simulated in this paper. Numerical results indicate that the deformation and internal force of the structure change a lot during the construction process. Great differences exist in property and magnitude between construction status and design status. To investigate the stability of the structure under wind and gravity load, the first eigen buckling mode with a value of L/300 and construction deformation are considered as initial imperfection respectively. The results show the ultimate bearing capacity of the structure considering construction deformation is lower than that considering the first-order initial imperfection.
Construction Analysis of the Chimney of Solar Thermal Power Station
Applied Mechanics and Materials ; 283 ; 41-46
2013-01-25
6 pages
Article (Journal)
Electronic Resource
English
Construction Analysis of the Chimney of Solar Thermal Power Station
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