seismic analysis of 3d structureeng.sut.ac.th/ce/oldce/courseonline/430463/staad/eqk...staad.pro :...
Post on 10-Apr-2018
233 Views
Preview:
TRANSCRIPT
STAAD.Pro : 3D Seismic Design 4 - 1
4 Seismic Analysis of 3D Structure
Shear Wall Design
����������� ��������ก���ก������ ������������������� �������� !���" �������##����$ 10 "��� &'�#���� (��� (Shear Wall) �)��" ���������� �� (Flat
Plate) ���#��*)���������$*+ )�
6 m
6 m
6 m
6 m 6 m 4 m 6 m 6 m
6 m
6 m
6 m
6 m 6 m 4 m 6 m 6 m
� ���#� ��*��ก�# )��ก"�������� ��� Space ���"����� Seismic3D.std
� )��ก�������#�� Meter ������� Metric Ton
� �,�����# �)��� ����� �# �)+'��#ก�����'�"��� �) ��" ก�!,&�, ����,��� Translation Repeat �� ก)� *-�������"�����!���.�
� ���#� ��� �# �) ����" #.##� View From +Z )��ก���� X-Y
� �����ก� 6 m �$ 4 m �����$* �) ��)�ก )��ก���)� �+ +������$*
STAAD.Pro : 3D Seismic Design 4 - 2
� �)�ก����� Translation Repeat ��!$)��/� ���
� ก,�����ก�!,&�,��� Translation Repeat �����$*+ )�
� *0��� �� Snap Node/Beam �" Node Cursor )��ก���������$*
STAAD.Pro : 3D Seismic Design 4 - 3
� )��ก #�$ Geometry > Move… > Joint ������� X = -2 m
� ก� Ctrl A )��ก ��)���!���#�
� ��� Translation Repeat ก,����������$*+ )�
STAAD.Pro : 3D Seismic Design 4 - 4
� *)����#.##� *-�����##��� �# �)�� *-������$*+ )�
� +������#���ก������� �+ ���!����� �)�ก+����� ���# �) )��ก��ก� Structure Diagrams… �) ��)�ก )��ก"�� Fill Plates/Solids/Surface
� �" #.##� View From +Y ��ก��� )��ก���� �& ������$*
STAAD.Pro : 3D Seismic Design 4 - 5
� )��ก #�$ Tools > Cut Section…
� ��#.##� View From -X �)�ก����� Add 4-Noded Plate �����!����+ ����)�ก�#���������!�� +2#�3�ก
� )��ก #�$ Tools > Cut Section… �)�ก*.4# Show All
STAAD.Pro : 3D Seismic Design 4 - 6
� �" ��5�ก� ��#�������ก�����!��� �+�+������ �� �����$*
� �" ��5�ก� ��#������ ��� ���
� ���#���ก����������+����� ��� ��#.##� View From +Y ��ก��� )��ก
� �ก�����" �,��� Cut Section �� ��� (�����!��6$ก )��ก �) � *)����#.##� *-� View
From –X
� �)�ก����� Snap Node/Quad Plates ก,����������
STAAD.Pro : 3D Seismic Design 4 - 7
� �)�ก*.4# Snap Node/Plate ����������$* ��!�� +2#�3�ก
� �)�ก )��ก�������!������#� ����" Plate Cursor ��� Translation Repeat �����$*
STAAD.Pro : 3D Seismic Design 4 - 8
� �" �,��� Cut Section )��ก Show All *0��� �� Snap Node/Plate��#.#��##�����ก)� *-�
� ��#.##� View From +Y �" Plate Cursor ��ก��� )��ก���� ��� �)��������!���# �����$*
� �)�ก����� Generate – Mirror ก,����������$*+ )�
STAAD.Pro : 3D Seismic Design 4 - 9
� +������#�� *-�ก������� ��#.##� View From +Z �" Beam Cursor ��ก��� )��ก��!��"���
� �)�ก����� Fill floor grid with plates ��!$)��/� ���
STAAD.Pro : 3D Seismic Design 4 - 10
� )� �!��+����� (���!���#��, *-���ก ��#.##� View From +Y ��ก��� )��ก ��#�,�������$*�) �ก� Delete
� )���!��"������ก���ก��� )��ก��#.##� View From +Z
� �*�� General > Property ����ก,����� ��������
• �� ��� � : Rectangle : YD = 0.5 m : ZD = 0.5 m
• �����)���� : Thickness = 0.2 m
� �)�ก!�����)���ก� )��ก��5� Assign To View �) �ก�*.4# Assign
� �����$�# �)��#.##��##��� 3D Rendering
STAAD.Pro : 3D Seismic Design 4 - 11
� )��ก #�$ Select > By All > All Geometry
� �)�ก����� Translation Repeat ����!,&�, *-�������"���
� �*�� General > Support �� �.��������� Fixed �) �ก,����� �.������
STAAD.Pro : 3D Seismic Design 4 - 12
� �*�� General > Load )��ก��ก� Definitions > Seismic Definition ���� ��� �& � �) ��)�ก*.4# Add…
� ���� Seismic Parameters )��ก#��7� IBC 2003 �����$*+ )�
� �)�ก*.4# Add ���� ��6��#���� ��� Self Weight
� �)�ก*.4# Add �) ��#� �� Close ��ก����� �� Load ��ก)� *-�
STAAD.Pro : 3D Seismic Design 4 - 13
� �)�ก��ก� Load Cases Details ก�*.4# Add �� ��ก���,���ก���!.ก��ก��� EQK
LOAD Z �����$*
� �)�ก��ก� L 1 : EQK LOAD Z �)�ก*.4# Add )��ก��,���ก Seismic Load ก,���!�8! Z �)��9ก ���/ = 1 �����$* �) ��)�ก*.4# Add �#� �� Close
� �)�ก��ก� Load Cases Details ก�*.4# Add �� ��,���ก���!.ก L 2 : DEAD
LOAD �)� L 3 : LIVE LOAD �����$*
� ����ก� DEAD LOAD �����,���ก Selfweight Y -1
� ����ก� LIVE LOAD )��ก��,���ก Plate Load > Pressure on full plate
ก,����������$*
STAAD.Pro : 3D Seismic Design 4 - 14
� �)�ก*.4# Add �) ��#� �� Close ��ก����� �� Load ��ก)� *-�
� ก,�����ก� PR GY -0.3 Mton/m2 �� �ก�����!.ก���� ��� *)����#.##� View
From +Z �) ��" Plate Cursor ��ก��� )��ก!�)�"������ก�*.4# Ctrl � ��
STAAD.Pro : 3D Seismic Design 4 - 15
� )��ก��5� Assign To Selected Plates �) ��)�ก*.4# Assign
��ก�ก,��� �������ก����� �ก (Load Combination) �,�����������������ก������
���ก������ ���ก����� (Strength Design Method) ��,���ก���!.ก���#!�����" ���
U = 1.4D + 1.7L
U = 1.2D + 1.0E + 0.5L
� �)�ก��ก� Load Cases Details ก�*.4# Add… )��ก Define Combinations �����
STAAD.Pro : 3D Seismic Design 4 - 16
� ��ก���,���ก���!.ก��ก)� *-�
� �*�� Analysis/Print )��ก No Print Option �)�ก*.4# Add �#� �� Close
� )�������ก��,��� Analyze | Run Analysis… �$����������#�
� �$�)���9)/����)����
************************************************************ * IBC 2003 SEISMIC LOAD ALONG Z : * * CT = 0.020 Cu = 1.400 * * TIME PERIODS : * * Ta = 0.775 T = 1.171 Tuser = 0.000 * * TIME PERIOD USED (T) = 1.086 * * LOAD FACTOR = 1.000 * * DESIGN BASE SHEAR = 1.000 X 0.162 X 3555.88 * * = 577.83 MTON * ************************************************************
STAAD.Pro : 3D Seismic Design 4 - 17
��������ก���� ���������������
� + �$���#� Postprocessing )��ก���ก������!.ก!�� 4, 5 �)� 6
� �*!���� Node > Displacement �����$�)ก���ก���+���� �)�ก+�:����� ������# �) )��ก��ก� Labels…
� ���� ��!�����+'��# �) � )��ก�6� Scale �)�ก"�� Apply Immediately �) �*������ )+� ก)��"�� Displacement �� �2�ก���ก���"�� �������$*+ )�
STAAD.Pro : 3D Seismic Design 4 - 18
� �" Node Cursor �)�ก )��ก����#.#���.�+���� �����$��ก���ก������� Node Displacements !� �+�+��� ��
� �ก������ �� ∆∆∆∆ = 116 mm ���#���#�$ H = 40 m
Total Drift Index, ∆∆∆∆/H = 116 mm / 40 m = 1 / 345 < 1 / 200 OK
� �*�� Plate > Contour )� )��ก"��� Contour Line ��� Max Absolute
STAAD.Pro : 3D Seismic Design 4 - 19
� �##.���� Plate #64 ����������!�� �������!,ก���ก��� ��#�6����������������:�������� �ก��!� �+�
ก����ก������� ����
� �##.���� �� �ก���ก��� ��� (��� Plate #64 �� ก)��#!�� ��#� Modeling
� )��ก #�$ Commands | Loading | Load List… )��กก������!.ก���#�����$*
� ��� (���!������ก������ � *-� Surface �������'� ��� Surface +'��#ก���
� �)�ก����� Add Surface ��!$)��/� ��� �) ��)�ก�#�������������!��� �ก���ก���
� �*�� General > Property �)�ก*.4# Thickness… )��ก��ก� Surface Thickness
�����#�� 0.2 m �����$*
STAAD.Pro : 3D Seismic Design 4 - 20
� �)�ก*.4# Add �#� �� Close ��ก����� �� Properties ��ก)� *-�
� ก,�����ก� Surface Thickness �� �ก� Surface !���� +'��
� �*�� Design > Shearwall ���� �� Shearwall Panels �������ก� Surface
!��#���$����# �)&'����,#��ก�����
� *)�����������#�� *-� Centimeter ������� *-� Kilogram
� �)�ก*.4# Define Parameters… ����ก,�������#� ���/��ก���ก���
� )��ก��ก� FC ก,)����*��)�����ก��� ����� 240 kg/cm2 ก�*.4# Add
STAAD.Pro : 3D Seismic Design 4 - 21
� )��ก��ก� FYMAIN ก,)���ก �)2ก ���#�)�ก ����� 4000 kg/cm2 ก�*.4# Add
� )��ก��ก� TWOLAYERED )��ก (1) Double layered ก�*.4# Add �#� �� Close
� ก,�����#� ���/!������� �� ก�� Surface ���!�������� ����" Assign To View
� �)�ก*.4# Commands… �� �� DESIGN SHEARWALL �) ��)�ก*.4# Assign ����ก,����� ก�� Surface !��6$ก )��ก
� ������ก��,��� Analyze > Run Analysis…
� +��!,ก��,�����#��)�+ ���#���+'��# �ก�#�#�+ �����)� #��� ��2��) ��� )��ก View Output File �) ��)�ก*.4# Done
STAAD.Pro : 3D Seismic Design 4 - 22
�ก����ก���
� �)ก���ก����������$����9)/����)����ก�)ก��� ����/ ��������+ )�
============================================================================== SHEARWALL NO. : 1 DESIGN CODE : ACI 318-02 WIDTH : 19.69 FT FC : 3.41 KSI HEIGHT : 13.12 FT FY : 56.89 KSI THICKNESS : 7.87 IN CONC. COVER : 3.000 IN BOUNDARY ELEMENTS : NOT REQUIRED REINFORCING SUMMARY (REBAR SPACING/AREA UNITS: IN/IN^2) ============================================================================== LEVEL GOV.LOAD HORIZONTAL/ VERTICAL/ EDGE/ (FT) NO. FOR RATIO RATIO AREA/RATIO HOR./ (MIN. RATIO) (MIN. RATIO) (MIN. RATIO) VERT./ EDGE REBAR ----------------------------------------------------------------------------- 1.31 4/ # 3 @ 11.00/ # 3 @ 11.00/ 49 - # 3/ 5/ 0.00127 0.00127 5.390/ 0.00362 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 2.62 4/ # 3 @ 11.00/ # 3 @ 11.00/ 54 - # 3/ 5/ 0.00127 0.00127 5.940/ 0.00399 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 3.94 4/ # 3 @ 11.00/ # 3 @ 11.00/ 49 - # 3/ 5/ 0.00127 0.00127 5.390/ 0.00362 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 5.25 4/ # 3 @ 11.00/ # 3 @ 11.00/ 49 - # 3/ 5/ 0.00127 0.00127 5.390/ 0.00362 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 6.56 4/ # 3 @ 11.00/ # 3 @ 11.00/ 17 - # 5/ 5/ 0.00127 0.00127 5.270/ 0.00354 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 7.87 4/ # 3 @ 11.00/ # 3 @ 11.00/ 17 - # 5/ 5/ 0.00127 0.00127 5.270/ 0.00354 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 9.19 4/ # 3 @ 11.00/ # 3 @ 11.00/ 17 - # 5/ 5/ 0.00127 0.00127 5.270/ 0.00354 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 10.50 4/ # 3 @ 11.00/ # 3 @ 11.00/ 17 - # 5/ 5/ 0.00127 0.00127 5.270/ 0.00354 5 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- 11.81 4/ # 3 @ 11.00/ # 3 @ 11.00/ 28 - # 4/ 5/ 0.00127 0.00127 5.600/ 0.00376 6 ( 0.00250) ( 0.00250) ( 0.00352) ----------------------------------------------------------------------------- NOTE : ALL HEIGHTS ARE IN LOCAL COORDINATE SYSTEM OF THE SURFACE. NUMBER OF REINFORCING LAYERS IN EACH DIRECTION : 2 HORIZONTAL AND VERTICAL REINFORCING IS PER LAYER. REINFORCING DISTRIBUTION BETWEEN LAYERS IS 50/50. CENTROID OF EDGE REBAR ASSUMED AT 0.8 WALL WIDTH FROM COMPRESSION EDGE. *) MIN. REINFORCING RATIO BASED ON ARTICLE 10.5.3. ==============================================================================
top related