抗侧向荷载中常用的结构体系& _. Q; A' W7 V" f: v
m.R.班巴奇 土木工程系,莫纳什大学,墨尔本,澳大利亚( _* ?& _- M9 T# n% D
若已测出荷载量达数千万磅重,那么在高层建筑设计中就没有多少可以进行极其复杂的构思余地了。确实,较好的高层建筑普遍具有构思简单、表现明晰的特点。
8 p; V4 ^* h- i) v. s$ v4 @5 j这并不是说没有进行宏观构思的余地。实际上,正是因为有了这种宏观的构思,新奇的高层建筑体系才得以发展,可能更重要的是:几年以前才出现的一些新概念在今天的技术中已经变得平常了。
2 H9 n8 p" e! R: ?! U2 q/ J4 y4 e9 E如果忽略一些与建筑材料密切相关的概念不谈,高层建筑里最为常用的结构体系便可分为如下几类:# l, Q/ }. T* W% J, k) M+ G! D6 S" g
Structural Systems to resist lateral loads
}9 g6 \& h/ `1 J; ~" fCommonly Used structural Systems
" z: l5 Z% [9 s3 im.R. Bambach0 [6 a& r' X/ M* j& b- h6 l
Department of Civil Engineering, monash University, melbourne, Australia.
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With loads measured in tens of thousands kips, there is little room in the design of high-rise buildings for excessively complex thoughts. Indeed, the better high-rise buildings carry the universal traits of simplicity of thought and clarity of expression.
: U# ~8 Y$ r9 EIt does not follow that there is no room for grand thoughts. Indeed, it is with such grand thoughts that the new family of high-rise buildings has evolved. Perhaps more important, the new concepts of but a few years ago have become commonplace in today’ s technology.
) v' U( m2 F. C( x o# H1 IOmitting some concepts that are related strictly to the materials of construction, the most commonly used structural systems used in high-rise buildings can be categorized as follows:
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