2015/6/2 Design of Outer Frame-Tube Column Design of Outer Frame-Tube Column (thin-wall column) (thin-wall column) Space of columns should not be larger than 4m: Maximum axial force ratio requirement the long side of column's section should be arranged in the according to the frame-wall structure tube-wall direction,and if necessary,T-section beam can be selected; .Requirement of the minimum section: Areas of openings should not be larger than 60%of wall, 1)No earthquakes: V≤0.25 Bfbho Height-to-width ratio of openings should be close to the ratio of storey height to column space: 2)Earthquakes: Area of section of the corner column should be 1 to 2 times shear span ratio >2.5: K≤1(0.20Bfho) of the inner columns. YRE shear span ratio<=2.5: ≤ 0.15B.f.b.h.o)- YRE Design of Wall of Core Tube length of inner tube is suggested as 1/15 to 1/12 and 1/12 of its height for tube-in-tube and frame-tube system respectively. .Wall Openings should not be continuous in horizontal direction.The space should be larger than 1.2m.And the depth-thickness ratio of wall section should be larger than 3. Determine the Reinforced Area of walls Design of Boundary Elements Limits of Axial Force Ratio 宽.How to do .A Tall Building,Height=200m,58 stores,located in 7 degree seismic zone,used as office building. Final Test Time:18:30 Please determine and the main lateral resistant system,materials and the size of these elements. June23,2015 Room:B504 Please try to design it. Question and Suggestion 本课件版权归作者所有，仅供个人学习使用，请勿转载。 52015/6/2 5 Design of Outer Frame-Tube Column (thin-wall column)  Space of columns should not be larger than 4m；  the long side of column’s section should be arranged in the tube-wall direction, and if necessary, T-section beam can be selected;  Areas of openings should not be larger than 60％ of wall, Height-to-width ratio of openings should be close to the ratio of storey height to column space；  Area of section of the corner column should be 1 to 2 times of the inner columns. Design of Outer Frame-Tube Column (thin-wall column)  Maximum axial force ratio requirement ： according to the frame-wall structure  Requirement of the minimum section： 1） No earthquakes: 2） Earthquakes: shear span ratio >2.5： shear span ratio<=2.5： . V 0 25 f b h w  c c c c0 ( . ) w c c c c0 RE 1 V 0 20 f b h    ( . ) w c c c c0 RE 1 V 0 15 f b h    Design of Wall of Core Tube  length of inner tube is suggested as 1/15 to 1/12 and 1/12 of its height for tube-in-tube and frame-tube system respectively.  Wall Openings should not be continuous in horizontal direction. The space should be larger than 1.2m. And the depth-thickness ratio of wall section should be larger than 3.  Determine the Reinforced Area of walls  Design of Boundary Elements  Limits of Axial Force Ratio  How to do it?  A Tall Building, Height = 200m, 58 stores, located in 7 degree seismic zone, used as office building.  Please determine and the main lateral resistant system , materials and the size of these elements.  Please try to design it.  Question and Suggestion ? Final Test Time：18:30 June 23，2015 Room：B504 本课件版权归作者所有，仅供个人学习使用，请勿转载