Chapter 10 High-Rise Buildings 10.1.Introduction 10.2.High-rise Buildings of Shear-wall 10.3.High-rise Buildings of Rigid Frame 10.4.High-rise Buildings of Tube
Chapter 10 High-Rise Buildings 10.1. Introduction 10.2. High-rise Buildings of Shear-wall 10.3. High-rise Buildings of Rigid Frame 10.4. High-rise Buildings of Tube
10.1 Introduction Low-rise building ---up to 3 stories Multi-story building---47 stories Median-rise building---814 stories High-rise building --more than 15 stories
10.1 Introduction Low-rise building --- up to 3 stories Multi-story building --- 4 ～7 stories Median-rise building--- 8～14 stories High-rise building --- more than 15 stories
Fig.10-1 More column units required for high-rise building TOTAL OF12 COLUMN UNITS TOTAL OF 6 CCLUMN UNITS 3 STORIES 3 FLOOR AREA BAYS 3 FLOOR AREA BAYS STACKING REQUIRES MORE COLUMN UNITS
Fig.10-1 More column units required for high-rise building
The increase for vertical load resistance units RATIO OF COLUMN UNITS REQUIRED FOR STACKED VS 1-STORY SCHEME 4X VARIES LINEARLY WITH NUMBER OF STORIES IS LINEAR 3X 2× (n*1) 2 1X >(n) 12345678 +OF EQUIVILENT FLOOR AREA STORIES
The increase for vertical load resistance units
The increase for horizontal load resistance RATIO OF COLUMN UNITS 个 REQUIRED FOR STACKED VS 1-STORY SCHEME IS NOT LINEAR VARIES GEOMETRICALLY WITH LOAD,HEIGHT,AND STRUCTURAL PEPTH OF THE SCHEME >(n) OF STORIES
The increase for horizontal load resistance
Fig.10-2 Materials needed for lateral and vertical loads 层单位置锁角蛋（以， 0 10 20 50 20 40 层 数 80 100 优化设计可以 梁板 柱（墙） 降低用量 竖向荷戴所要求的材料量 未优化时抗水平力可能要求的材料量 抗竖向力和水平力时可能要求的材料量
Fig. 10-2 Materials needed for lateral and vertical loads
Optimal design:Wider footprint M M 关健是使大间距 的柱共同工作 汉 d
Optimal design: Wider footprint
Optimal design:changing footprint (a) (b) 服务井简（如果需要的话） ●。●●●6带●●。 ·示-气 外格构式柱， 服务井简、 间距4~10英尺 ● 服务井简 ● 品 ◆● 卡-☒ 0h 市 柱间距 ●●垂●●●单●年●中●0●年● ● 4~10英尺 ● : 图10-17
Optimal design: changing footprint
Optimal design:Mega-frame action
Optimal design: Mega-frame action
Optimal design:Mega-frame action 普通框架的侧移将很大 巨型框架的作用 可诚小侧移 普通框架作为次框架 可以加强巨型框架 刚度很大的设备层和建筑物 外围的细高井简刚性相连 #2191
Optimal design: Mega-frame action