SAP2000 SAP2000 Web Tutorial 1

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Step 15: Assigning Diaphragm Constraints We will assign a diaphragm constraint at the second level to simulate a rigid diaphragm. 1. Click in the window labeled X-Y Plane @ Z=12 to make sure it is active. Note when the window is active, its title bar will be highlighted. 2. Select all elements at the second level by “windowing”. 3. From the Assign menu choose Joint, and then Constraints…from the submenu. This will display the Constraints dialog box. 4. In this dialog box: • In the Click To area, click the drop-down box and select Add Diaphragm. This will display the Diaphragm Constraint dialog box. • In this dialog box: ä Type 2NDDIA in the Constraint Name edit box. ä Select the Z Axis option in the Constraint Axis area. ä Click the OK button. • Click the OK button to exit the Constraints dialog box and assign the second floor level diaphragm constraint. Note: The joints change colors indicating the constraint has been assigned. 5. From the Assign menu select Clear Display of Assigns to clear the display of joint constraints. 6. Click the Save Model button on the main toolbar, or select Save from the File menu to save the file. This completes the assigning of diaphragm constraints. SAP2000 Web Tutorial 1 70
Step 16: Static and Dynamic Analysis (Not Pushover) In this step we will set the analysis options for the static and dynamic analysis (not pushover) and run the analysis. 1. From the Analyze menu select Set Options…. This will display the Analysis Options dialog box. 2. In this dialog box: • Check the Dynamic Analysis check box. • Click on the Set Dynamic Parameters button. This will display the Dynamic Analysis Parameters dialog box. • In this dialog box: ä Type 6 in the Number Of Modes edit box ä In the Type of Analysis area select the Eigenvectors option. ä Accept the other default values in the dialog box. ä Click the OK button. • Check the Generate Output check box. Note: The Generate Output option creates output that will be stored in the *.out file where * represents your SAP2000 filename. • Click on the Set Output Options button. This will display the Select Output Results dialog box. • In this dialog box: ä Check the Displacements check box ä Click on the Select/Show Loads button adjacent to the Displacements check box. This displays the Select Output dialog box. ä Click on the EQX load case to highlight it. Hold down the control key and click on the EQY load case to add it to the selection. ä Click the OK button to close the Select Output dialog box. ä Click the OK button to close the Select Output Results dialog box. • Click the OK button again to exit the Analysis Options dialog box: SAP2000 Web Tutorial 1 71
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SAP2000 ® Integrated Finite Elemen
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DISCLAIMER CONSIDERABLE TIME, EFFOR
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A. Introduction This tutorial is qu
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B. Description of Building Model Th
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Roof Level Second Floor Level Figur
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For this model, all mass is input a
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ä Check the Restraints box if it i
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12. Place the mouse pointer near th
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18. Place the mouse pointer on the
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37. Click on the points labeled “
Page 21 and 22:
If you started the model from scrat
Page 23 and 24: Thus click the ten locations design
Page 25 and 26: Highlight -12 in the Y Location lis
Page 27 and 28: 26. Click anywhere on the combined
Page 29 and 30: Figure C-14: Model After Braces Hav
Page 31 and 32: 56. To finish defining the model ge
Page 33 and 34: • Accept the rest of the default
Page 35 and 36: 16. Highlight CONC in the Materials
Page 37 and 38: Note: Frame sections may be selecte
Page 39 and 40: Step 6: Assigning Groups Groups can
Page 41 and 42: 13. Click the Set Intersecting Line
Page 43 and 44: 37. From the Assign menu choose Gro
Page 45 and 46: Step 7: Assigning Frame Sections Re
Page 47 and 48: 18. In the Frame Sections area clic
Page 49 and 50: 47. In the Frame Sections area clic
Page 51 and 52: Step 8: Assigning Shell Sections 1.
Page 53 and 54: Figure C-16: Frame Element Local Ax
Page 55 and 56: Step 10: Defining Static Load Cases
Page 57 and 58: Step 11: Assigning Frame Static Loa
Page 59 and 60: In the Uniform Load area, type 0. C
Page 61 and 62: Click the OK button to apply the lo
Page 63 and 64: 52. Click the Restore Previous Sele
Page 65 and 66: Step 12: Assigning Shell Static Loa
Page 67 and 68: Step 13: Assigning Joint Static Loa
Page 69 and 70: Select EQX from the Load Case Name
Page 71 and 72: Step 14: Assigning Joint Masses We
Page 73: 22. Click the Set Elements button o
Page 77 and 78: 5. Use the scroll bar to review the
Page 79 and 80: Step 18: Reviewing Deformed Shapes
Page 81 and 82: Step 19: Reviewing Forces and Stres
Page 83 and 84: 18. All of the load cases in the Se
Page 85 and 86: Step 20: Performing a Steel Design
Page 87 and 88: 11. From the Select menu select Sel
Page 89 and 90: 21. Now we will confirm the unbrace
Page 91 and 92: and # represents the hinge number.
Page 93 and 94: • In the Type area select the For
Page 95 and 96: • Type 1 in the Relative Distance
Page 97 and 98: 19. Click the Save Model button on
Page 99 and 100: Figure D-2: Frame Hinge Property Da
Page 101 and 102: 12. Click the Set Elements button o
Page 103 and 104: Figure D-3: Static Pushover Case Da
Page 105 and 106: the denominator is always the yield
Page 107 and 108: • In the Options area, select GRA
Page 109 and 110: Step 5: Running the Pushover Analys
Page 111 and 112: 9. Note that the title of the windo
Page 113 and 114: force is dropped, all elements unlo
Page 115 and 116: 3. Note that the title of the windo
Page 117 and 118: Figure D-7: Pushover Curve For Push
Page 119 and 120: Figure D-8: Capacity spectrum For P
Page 121 and 122: Note: In the ADRS format, lines of
Page 123 and 124: 32. Check the Show Constant Period
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46. From the File menu at the top o
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E. Final Comments This tutorial, to
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