Fig.7-2 Some combined basic subsystem types 查筑物的 高度和重 较高 最较小 0 承重和抗剪境开 剪力墙和柱 洞面积<50% 柱和抗剪技心简 柱框架 ·开孔墙或框商 议充框架 熟层折架十柱框架 有支撑的核心简 片简巨星框架 简中简 桁架缔 有支坪的根架，多层支择核心筒框架大型柱巨型瓶架 戒束框简
Fig. 7-2 Some combined basic subsystem types
Fig.7-3 Schemes with internal shear resisting core shafts mm立 女 III1■ 立 IMI mmn m区 乓 (a)CORE AND (b)CANTILEVERED FLOORS (c)PINNED (d)SUSPENDED (e)CORE BRACED PINNED (f)CORE AND COLUMNS ON COLUMNS AGAINST BRACED COLUMNS BASE GRID PINNED SHEAR COLUMNS TRUSSES 核郎位期. 要批植物 支好t格 是花经 新移 核加有 技娃位， 百时假格· 占字道坊装
Fig.7-3 Schemes with internal shear resisting core shafts
Fig.7-4 Exterior bracing reduces deflection TUBE HAT FULL CANTILEVER WIND > DEFLECTION TENSION HAT -TRUSS COMPRESSION TRUSS CORE C T TIEDOWN ↓个个 TOTAL RESISTANCE ARM IS INCREASED BY COL.ACTION RESISTANCE ARM OF CORE SHAFT ONLY
Fig.7-4 Exterior bracing reduces deflection
Fig.7-4 Exterior bracing reduces deflection TOP BRACE BRACING REDUCES OVERALL DEFLECTION WITH OF BUILDING BRACING EFFECT MID-HEIGHT JH313H BRACE WITH CANTILEVER CORE BENDING DEFLECTION
Fig.7-4 Exterior bracing reduces deflection
The advantage of using heavy trusses at the top and possibly at middle of a building is to brace the exterior columns against a core shaft.This can achieve a frame-like action in the shaft for reducing deflection under horizontal loads
The advantage of using heavy trusses at the top and possibly at middle of a building is to brace the exterior columns against a core shaft. This can achieve a frame-like action in the shaft for reducing deflection under horizontal loads