【摘要】 介绍了门式刚架轻型结构体系在国内外的发展研究概况;评述了门式刚架结构优化设计研究领域从最初的尺寸优化发展到形状优化、拓扑优化的基本历程;针对我国的实际情况,对门式刚架轻型结构体系在原材料供应、设计、技术力量等方面存在的问题进行了分析,提出了相应的解决措施。更多还原

【Abstract】 It is introduced the development and research of light-gauge steel portal frame structure systems both at home and abroad, it is reviewed emphatically main course of developing from initial sizing design to shape and topology optimization in the portal′s structural optimization design field.In view of our country′s actual situation,it is also analyzed the light-gauge steel portal frame system′s problems,such as those of raw material supply,design and technology.Corresponding countermeasures are also proposed.更多还原