design optimisation of steel portal frames · steel buildings • web crippling behaviour of...
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Design optimisation of steel portal frames
Sha, W. (2014). Design optimisation of steel portal frames. Paper presented at European Convention forConstructional Steelwork (ECCS) Technical Committee 14 – Sustainability & Eco-Efficiency of SteelConstruction 12th Meeting, Luxembourg, Luxembourg.
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Download date:16. Mar. 2021
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Materials SciencePhD projects in progress
• Microstructure, tribological and electrochemical corrosion behaviour of electroless Ni-P-SiC coatings on aluminium for cylinder liner applications
• The development of eco-friendly and cost-effective geopolymer concrete
• Development of shape-stable phase change material with improved thermophysical properties
• The potential use of novel cements of lower pH for the safe encapsulation of waste aluminium
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Structural EngineeringPhD projects in progress
• Sustainable design optimisation of single storey steel buildings
• Web crippling behaviour of cold-formed steel and stainless steel channel sections with web openings
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Design optimisation of steel portal frames
Wei Sha
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Google Images “steel portal frame buildings uk”
columnrafter
purlinsside railscladding
eaves haunchapex haunch
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Genetic algorithm
Journal of Constructional Steel Research, 86, 2013, 74-84.
Crossover
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Engineering Optimization, 45, 2013, 415-33.
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Flowchart and convergence
J. Constr. Steel Res., 86, 2013, 74-84.
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Cold-formed steel portal frames
Twenty-First International Specialty Conference on Cold-Formed Steel Structures, St. Louis, Missouri, 2012, 485-97.
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Topography optimisation
Procedia Engineering, 14, 2011, 724-33.
10°, 4 m
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Steel and Composite Structures, 15, 2013, 519-38.
Australian coefficients of wind pressure for wind load combination 1.8 combinations.
British coefficients of wind pressure for wind load combination 1.6 combinations.
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CostHot or cold?
Thin-Walled Structures, under review.
12 m
3 m
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Stressed-skinCost of internal frames
PhD thesis: Duoc Phan. KTP with Capital Steel Buildings
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Optimal design of long-span steel portal frames using fabricated beams to Eurocode 3
Journal of Constructional Steel Research, submitted.
Column Rafter 35% saving
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Potential GA objectives
PhD student: Ross McKinstray. KTP with Ostick+Williams
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Design options
PhD student: Ross McKinstray
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Acknowledgements
• James Lim, University of Auckland• Duoc Phan, Universiti Tunku Abdul Rahman, Malaysia• Ross McKinstray, Ying Lian, PhD students
• Tiku Tanyimboh, Yixiang Xu, Steven Martin, Calvin Siew, C.S.Y. Ming, Andy Wrzesien, University of Strathclyde
• Mark Lawson, University of Surrey• Honar Issa, Fouad Mohammad, Nottingham Trent University
• Li Sheng-li, Qiao Jun, Li Na, Ju Dong-ying, University of Science and Technology Liaoning