4国家大剧院.ppt

国家大剧院
The National Theater
Location
Characteristic
Difficulties
Structure
Content
国家大剧院的位置
有着“巨蛋”之称的国家大剧院,早在“破壳”前就引发广泛争议。中国国家大剧院的围墙将整体拆除,向世人揭开它神秘的面纱! 在工地现场,呈现在人们面前的是:蓝天、白云与一个巨大的银白色“蛋壳”。施工工人正在做外立面的装修。而从西侧放眼望去,天安门与人民大会堂金碧辉煌的一角,也映入眼帘。
Location of the National Theatre
The National Theatre which are called "huge egg " , are widely disputed before “pletion ". Enclosing wall of the National Theatre has been opened entirely , lift up its mysterious veil to public ! In site , People will see: Blue sky , white cloud and a huge silvery white eggshell . The workers are working on the skin. Take a broad view be looking for going to from the west side. A part of Tina an men and the Great Hall of the People resplendent and magnificent.
国家大剧院的特点
国家大剧院的出入口都设在地下,主体建筑外环绕着一圈人工湖,水面有35500平方米,平均水深40厘米。剧院四周被一个巨形露天水池所围,从外观上看像被水包围的“蛋壳。“湖上仙阁”是它的雅称整个建筑最醒目的是大屋顶,外部围护结构为钢结构壳体,屋面主要采用钛金属板,中部为渐开式玻璃幕墙。呈半椭球形“蛋壳”形的屋顶,其东西长轴为 米,南北短轴为 米,建筑总高度为 米,地下最深处为- 米。最大跨度达212米,世界罕见。
Characteristic of the National Theatre
Entrance and exit of the National theatre are under ground ,there is a man-make lake around the main building, there is 35500 square meters water surface , average water is 40 centimeters deep . Surrounding the theatre which likes a "eggshell by a huge pool . The most attracting thing is big roof which is made by steel structure , the roof covering adopt titanium plate metals mainly , central section is to open the dyadic glass curtain gradually. Assume the stigmata roof of half ellipsoid shape "eggshells", the it's thing long axis is meters , north and south Brach axis is meters , general altitude of building is meters , profundity is meters most under the ground. The maximal span amounts to 212 meters, haven`t see it before around the word.
国家大剧院设计中克服的几大难题
难点1: 刚材的重量
对策:600吨巨型履带吊车进行远距离高空作业,用长达108米的“钓线”以“空中钓鱼”的方式将一块块“蛋壳”送到四五十米的高空,组成钢结构穹顶。
难点2: 地基
对策:在国家大剧院的地基外围,工程人员用混凝土从最高地下水位直到地下40米处,砌了一道密封的地下隔水墙,将地基围得严严实实。这样,无论地基里怎么抽水,隔水墙外地下水的分布就