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    李開(kāi)倫¹，徐志宏¹，岳永強(qiáng)²
    (1 中國(guó)建筑設(shè)計(jì)研究院，北京100044; 2 杭州市建筑設(shè)計(jì)研究院有限公司，杭州310001)

[摘要] 本文首先對(duì)某體育場(chǎng)頂棚結(jié)構(gòu)做了一些簡(jiǎn)要的介紹，然后利用有限元分析軟件ANSYS對(duì)改頂棚結(jié)構(gòu)的前主拱做了參數(shù)分析及優(yōu)化，得出一些有益的結(jié)論，希望這些結(jié)論能對(duì)類似工程提供一些參考。
[關(guān)鍵詞] 拱結(jié)構(gòu)；拱軸線；空間桁架

    Optimizing of Roof Structure of Changshu Stadium
    Li Kailun¹,  Xu Zhihong¹, Yue Yongqiang²
    (1 China Architecture Design & Research Croup, Beijing 100044, China; 2 Hangzhou Architecture Design & Research Institute Co. , Ltd. , Hangzhou 310001, China)

Abstract: Brief introduction about the roof structure of Changshu stadium is presented. Parameter analysis about the front main arc of this structure by ANSYS, and some valuable conclusion are given. These conclusions could provide some reference for similar projects.
Keywords: are structure; arc axis, space truss