model a plate in autocad rsa

8/10/2019 Model a Plate In Autocad RSA

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6. Click Design Codes in the left pane of the dialog, and then ensure that the ACI 318-11 code isselected for the RC structures list.

7. Click OK.

8. Save the project as Plate_Preferences.rtd.

9. Close the program, and then start it again in order to update the settings.

The program restarts and the Regional settings are updated according to the American standards forprofiles, materials, codes. In this case, the Imperial units will be used.

Define the plate contour

Learn how to define the plate contour with the opening.

1. Continue working in your project, or open the project Plate_Preferences.rtd.

Note: The Tutorial files are located in C:\ProgramData\Autodesk\Examples\Tutorials.

2. Click Geometry Objects Polyline - contour .

The Polyline - Contour dialog opens.

3. Ensure that Contour is selected in the Definition method group.



4. Click Geometry.

The geometry edit box appears in the dialog.

5. To create a plate contour, enter the following point coordinates:

(-20.00, -15.00), click Add,

Important: The coordinate's syntax depends on your regional Windows format. In this tutorial, weuse the English (United States) format. If you want to change your Windows format,click: Start Control Panel Region and Language Format.

(-20.00, 15.00), click Add,

(20.00, 15.00), click Add,

(20.00, -15.00), click Add,

(-20.00, -15.00), click Add.

Note: Once you enter the first set of coordinates again, the contour is complete and appears in thedrawing area.

6. Alternatively, you can place the cursor in the Geometry edit box and select the coordinates in thedrawing area.

7.

8. To define an opening, enter the following point coordinates:

(-10.00, 0.00), click Add,

(-10.00, 5.00), click Add,

(0.00, 5.00), click Add,

(0.00, 0.00), click Add,

(-10.00, 0.00), click Add.

Note: Once you enter the first set of coordinates again, the contour is complete and appears in thedrawing area.



9. Alternatively, you can place the cursor in the Geometry edit box and select the coordinates in thedrawing area.

Tip: To add the dimension lines, click Tools Dimension Lines. For more information about thedimension lines available in Robot, see Dimension Lines.

10. Close the Polyline - Contour dialog.

11. Click (View Zoom Zoom All) to better visualize the defined contour.

12. Save the project as Plate_Contour.rtd.

Define the plate properties

Learn how to define the plate properties.

1. Continue working in your project, or open the project Plate_Contour.rtd.


http://help.autodesk.com/cloudhelp/2015/ENU/Robot/files/GUID-AE8A775C-801D-4514-8058-B4F670AECEA2.htm






6. Click Add, and then close the ACI 318-11 Reinforcement Parameters dialog.

The new reinforcement type appears on the list as shown below:

7. Close the Plate/Shell Reinforcement Type dialog.

8. Click (Geometry Panels).

The Panel dialog opens.

9. In the Contour type select Panel.

10. Go to the Properties area, and ensure that Direction_X is selected in the Reinforcement list.

11. To define a new thickness, click next to the Thickness list.

The New Thickness dialog opens.

12. In the Homogeneous tab set the following parameters:

Label: TH15_CONCR, Constant Th: 15,

Material: CONCR_4.5.



13. Click Add, and then close the New Thickness dialog.The new thickness TH15_CONCR should be automatically selected in the Thickness list.

14. Go to the Panel dialog, in the Properties area, select Shell from the Model list.

15. Place the cursor in the Creation with Internal point, and then in the drawing area click one of theinside points e.g.: close to the(10.00, 10.00) point.



16. Close the Panel dialog.

17. Click (Panel descriptions) at the bottom of the drawing area to display the descriptions of thepanel.



18. Save the project as Plate_Properties.rtd.

Define supports

Learn how to set a linear pinned support.

1. Continue working in your project, or open the project Plate_Properties.rtd.


2. Click (Geometry Supports).

The Supports dialog opens.

3. Go to the Linear tab, double-click on Pinned support.



The Support Definition dialog opens.

Tip: You can use the Support Definition dialog to see the defined support properties, create supports,or modify existing ones.

4. In the Rigid tab, ensure that Fixed directions UZ is selected.

5. Click Close.

6. In the Supports dialog, click inside the Current selection box, and then in the drawing area click onthe edge labeled 1_Edge(1).

The Object selection dialog opens.



Tip: The name of the edge displays if you move the cursor over the selected edge. To display all theedge names, click View Display Panels/FE Numbers and labels of edges.

7. Select the Edge(1) edge.

8. Click OK.

1_EDGE(1) appears in the Current selection box.

9. Click Apply.

10. Repeat steps 6 to 9 to select the 1_Edge(3) edge.



Alternatively you can select the edges in two other ways:

a. Method 1: In the drawing area select the edges without clicking in the Current selection box in theSupport dialog.

b. Method 2: Enter the name of the edges in the Current selection box: 1_Edge(1), 1_Edge(3), andthen click Apply in the Supports dialog.

11. Close the Supports dialog.

12. Save the project as Plate_Supports.rtd.

Meshing options

Learn how to set the meshing options.

1. Continue working in your project, or open the project Plate_Supports.rtd.


2. Click Analysis Meshing Meshing Options.

Alternatively, click (Options of FE Mesh Generation) in the Standard toolbar on the top of the

program. Then click (Meshing Options) in the Options of FE Mesh Generation toolbar.The Meshing Options dialog opens.

3. In the Meshing Options dialog, set the following parameters:

Available meshing method: Complex mesh generation (Delaunay),

Mesh generation: Element size, and then type 4.00.



4. Click OK.

The panel is highlighted in red.

5. Click Analysis Generation of computational model.

The generation process displays in the Calculations dialog, and then the computational model

appears in the view.



6. Click (Panel descriptions) and (Calculation model (finite elements)) at the bottom of thedrawing area to hide the descriptions of the panel and the calculation model.

7. Click in the drawing area to deselect the panel.

8. Save the project as Plate_Meshing.rtd.



Define load cases

Learn how to define dead and live load cases.

1. Continue working in your project, or open the project Plate_Meshing.rtd.


2. Click (Loads Load Types).

The Load Types dialog opens.Note: The DL1 load case with self-weight load was automatically added to the list of defined casesduring the Generation of the computational model process.

3. Select live from the Nature list, and then click Add to define a live load.

The LL1 load is added to the list of defined cases.

4. Click Add twice to create two more live loads with the names LL2 and LL3.

5. All loads are now ready to be applied on the structure.

6. Click Close.

7. Save the project as Plate_Defined_Loads.rtd.



Apply load cases

Learn how to define types and values of surface loads for particular load cases.

1. Continue working in your project, or open the project Plate_Defined_Loads.rtd.


2. In the Cases Selection box of the Selection toolbar, expand the Cases drop-down menu and select 2:LL1.

3. Click (Loads Load Definition).

The Load Definition dialog opens.

4. Go to the Surface tab, and click (Uniform Planar Load).

The Uniform Planar Load dialog opens.

5. Enter -0.07 in the PZ: box, and then click Add.



6. Place the cursor in the Apply to box, and type 1 to indicate the plate on which you want to apply auniform planar load.

Alternatively, you can select the plate graphically. To do it, go to the drawing area, and then

the icon appears which allows you to select the plate.

7. Click Apply.

The LL1 load appears in the drawing area.

8. Click (Load value descriptions) at the bottom of the drawing area to display the descriptions ofloads values.

9. At the bottom of the drawing area, expand the list of views, and then select the 3D view.



13. Click Add.





19. Click Add.




20. Close the Load Definition dialog.

21. Click Loads Load Table to open the Loads table.

Alternatively, click (Tables) in the Structure Model toolbar on the right side of the program toopen the Tables: Data and Resultsdialog. Then select Loads and click OK.The Loads table opens.

22. Ensure that you have the same properties of loads as shown below:

Tip: You can use the Loads table to modify the defined loads. For example, you can change theloads types, the list of elements where loads are applied and the values of these loads. You can alsouse this table to add new loads to the structure.

23. Click the icon in the upper right corner of the table to close the Loads table.



24. Click in the drawing area to deselect the panel.

25. Save the project as Plate_Applied_Loads.rtd.

Generate manual combinations

Learn how to define new load combinations and how to define load cases for these combinations

manually.

1. Continue working in your project, or open the project Plate_Applied_Loads.rtd.


2. Click Loads Manual Combinations.

The Combination Definition/Modification dialog opens.

3. Keep the default values for the Combination number , Combination type, and Combination name.

4. Click OK.

The Combinations dialog opens.

5. Select live in the Nature list to display live loads only.

6. Click to transfer all the live load cases from the left panel to the list of cases in combination in theright panel.



7. Click Apply.

8. Click New.

The Combination Definition/Modification dialog opens.

9. Select SLS in the Combination type list.

10. Keep the default values for the Combination number , and Combination name.

11. Click OK.

The Combinations dialog opens.

12. Click to transfer all live load cases from the left panel to the list of cases in combination in theright panel.

13. Click Apply, and close the Combinations dialog.



4. Save the project as Plate_Analysis.rtd.

Display plate results on maps

Learn how to display map of plate displacements for a selected load case.

1. Continue working in your project or open the project Plate_Analysis.rtd.


2. In the Cases Selection box of the Selection toolbar, expand the Cases drop-down menu and select 5:COMB1.

3. Click Results Maps.

The Maps dialog opens.

4. In the Detailed tab select Displacements - u, w: z.

5. At the bottom of the Maps dialog select the following options: With description,

Open new window with scale displayed.



6. Click Apply.

The new window opens and displays the map of displacements for the panel as shown below.



7. Click Exit to close the Maps for Panels window.

8. Close the Maps dialog.


10. Click Results Panel Cuts.

The Panel Cuts dialog opens.

11. In the Definition tab select Parallel to axis Y, and then type the coordinates:

(5.00, 15.00).

12. Go to the Detailed tab, and select Displacements - u, w: z.

13. Go to the Diagrams tab, and select the following options:

Diagram descriptions: labels,



Filling: filled,

Diagram position: normal.

14. Tip: You can access the Diagrams tab without having to scroll through the tabs. Place the mousecursor over the arrow near the top left corner of the dialog to display the list of tabs.

15.

16. Click Apply.



17. Click (Panel Interiors) at the bottom of the drawing area to hide the display of the panel interior.

Also, click (Load symbols) to display the symbols of loads values.

18. Go to the Panel Cuts dialog, in the Cuts tab, and deselect A-A1 cut.

19. Click Apply and close the Panel Cuts dialog.

20. Save the project as Plate_Results_Maps.rtd.

Display plate results in tabular form

Learn how to display plate results in tabular form.

1. Continue working in your project or open the project Plate_Results_Maps.rtd.


2. Click Results Plate and Shell Results.

The FE Results table opens.

3. Right-click in the FE Results table, and then click Table Columns from the context menu.



4. In the Detailed tab deselect, the following options: Moments - M: xx,

Moments - M: yy,

Moments - M: xy,

and then select: Displacement u,w: z.

5. Go to the Complex tab, and select Moments - M.



6. Click OK.

The WNorm. and MMises columns are added to the FE Results table (as shown in the image below).



The Slab - Required reinforcement layout opens. The layout is divided in threeparts: View, Reinforcements dialog, and Plate and Shell Reinforcement dialog.

3. Go to the Plate and Shell Reinforcement dialog, and in the Limit states area ensure that thefollowing options are set:

ULS: 5,

SLS: 6,

Method: select equivalent mom. (Wood&Amer).

4. Select Reduction of forces (at supports or above columns and walls).

Note: This option reduces the forces on a support point, such as a column, by using the averagevalue of the moments and stresses around a support point.

5. Click Calculate.

The Calculation Status dialog opens and displays information about the admissible plate deflectionvalue which has been exceeded.

6. Close the Calculation Status dialog.

7. Save the project as Plate_Required_Reinforcement.rtd.

Display the maps of required reinforcement area

Learn how to display the maps of required reinforcement for the selected area.

1. Continue working in your project or open the project Plate_Required_Reinforcement.rtd.


2. Go to the Reinforcements dialog.

3. In the Reinforcement tab, select Area A X[-] in the Required Reinforcement group.

4. Go to the Scale tab, and select 256 colors from the Color palette drop-down list.

5. At the bottom of the Reinforcements dialog select the following options:



With description,

Open new window with scale displayed.

6. Click Apply.

The new window opens and displays the map of reinforcement for the selected area as shown below.



Note: As you can see, the largest amount of required reinforcement is located in the red areas of theplate, therefore the results are appropriate regarding the opening and the method of plate support.

7. Click Exit to close the Maps for Panels window.

8. Save the project as Plate_Required_Reinforcement_Area_AX.rtd.

Display the map of deflection

Learn how to display the map of deflection for the panel.

1. Continue working in your project or open the project Plate_Required_Reinforcement_Area_AX.rtd.


2. Go to the Scale tab in the Reinforcements dialog, and select Automatic scale from the Color palette drop-down list.

3. Go to the SLS tab in, and select Deflection U in the X/Y [-] direction.

4. At the bottom of the Reinforcements dialog select the following options:

With description,

Description positions: Extreme points.



5. Click Apply.

The view displays the map of deflection for panel as shown below.



Note: As you can see, the largest deflection is located in the middle of the plate (the dark blue areas)therefore the results are appropriate regarding the opening and the method of plate support.

6. Go to the SLS tab, and deselect Deflection U in the X/Y [-] direction.

7. Click Apply.

8. Save the project as Plate_Required_Reinforcement_Deflection.rtd.

Display results of required reinforcement in tabular form

Learn how to display results of required reinforcement in tabular form.

1. Continue working in your project or open theproject Plate_Required_Reinforcement_Deflection.rtd.


2. Click (Design Required Reinforcement of Slabs/Walls - Options Table - Plate andShell Reinforcement).

The Reinforcement Areas table opens.

3. Right-click in the Reinforcement Areas table, and then click Table Columns from the context menu.



8. Save the project as Plate_Required_Reinforcement_Tabular.rtd.

Calculations of the Provided (Real) Reinforcement Area

Set calculation options - provided reinforcement

Learn how to set the calculation options and how to start the calculations of the provided reinforcementarea.

1. Continue working in your project or open the project Plate_Required_Reinforcement_Tabular.rtd.


2. Click (Window Inspector Dialog Box).

The Object Inspector opens.

3. Go to the Object Inspector, expand the Panels list, and then select Panel 1.

The plate is highlighted in red.

4. Click (Design Provided Reinforcement of RC Elements).

The Slab - provided reinforcement layout opens. The layout is divided in two parts: Slab -

Reinforcement Maps view, and Plate and Shell Reinforcement dialog.

5. Click (View Zoom Zoom All) to better visualize the defined plate.

6. Click (Analysis Reinforcement Pattern).

The Reinforcement Patterns - ACI 318-11 dialog opens.

7. In the General tab, select Bars as Reinforcement type.



8. Go to Constructional reinf . tab, and deselect .

9. Click OK.

10. To display the provided reinforcement maps, go to the Plate and Shell Reinforcement dialog. Clickthe Reinforcement maps tab, and then in the Results for a rectangle mesh group select Providedreinforcement Ar .

11. To improve the visibility of the reinforcement maps, go to the Display group, and thendeselect Description and Panel numbers.

12. To adjust the grids of the reinforcement maps to the plate, go to the Grid parameters group, and thenset the following properties:

Grid step: Dx=Dy=2.50,

Grid type: Regular ,

Click Generation.



13. Click (Analysis Calculations).

The Calculations dialog opens.

14. Click Calculate.

The bottom provided reinforcement area for the X direction displays in the view. To view thereinforcement for other directions, in the top left corner of the screen select another tab e.g. Y-.



Note: As you can see, the largest amount of the provided reinforcement is located in the middle ofthe plate, therefore the results are appropriate regarding the opening and the method of platesupport.

15. Save the project as Plate_Provided_Reinforcement.rtd.

Verify the deflection for the provided reinforcement

Learn how to verify the deflection for the provided reinforcement.

1. Continue working in your project or open the project Plate_Provided_Reinforcement.rtd.


2. Click (Analysis Verification).

The Verification dialog opens.

3. In the Verification dialog, set the following options:

Select Displacement (-), and ensure that 6: COMB2 is selected,

Click Calculate.



4. The Calculation Status dialog opens and displays information about the admissible plate deflectionvalue which has been exceeded.

5. Close the Calculation Status message.

6. Close the Verification dialog.

7. Go to the Plate and Shell Reinforcement dialog, and set the following options:

In the FE results group click (Deflection map),

In the Display group deselect Mesh.

The deflection map displays in the view.

Note: The deflection is smaller than for the required reinforcement but it is still extended -1.3587. Inthe next step, you will learn how to modify the provided reinforcement.

8. Save the project as Plate_Provided_Reinforcement_Verification.rtd.



Modify the provided reinforcement

Learn how to modify the provided reinforcement area due to exceeding the deflection.

1. Continue working in your project or open theproject Plate_Provided_Reinforcement_Verification.rtd.

Note: The Tutorial files are located in C:\ProgramData\Autodesk\Examples\Tutorials.2. To display the provided reinforcement maps, go to the Plate and Shell Reinforcement dialog, and in

the Results for a rectangle meshgroup click (Rectangular reinforcement map), and makesure that Provided reinforcement Ar is selected.

3. Go to the Bending tab, and select a Manual definition of the Reinforcing zone.

The Bars table of reinforcement bars is enabled. We use this table to modify the reinforcementparameters.



4. Click (the last row in the table) to add a new zone.

The row is highlighted in black.

5. Place the cursor in the Coordinates (p1 ; p2) box.

The Coordinates box is highlighted in green.

6. Enter the following coordinates:

(-5.00 -15.00 ; 5.00 15.00), and click Add.

Alternatively, you can select these points in the drawing area: p1 (-5.00 -15.00) and p2 (5.00 15.00).Ensure that the Coordinates box is highlighted in green before you select the points.The new 1/20- zone appears in the view.



7. To set the basic panel for the zone 1/20-, do the following:

Go to row 20,

Select 1/2- zone in the Basic panel parameters, and then press Enter .

8. To set the bar diameter for the zone 1/1-, do the following:

Go to row 17,

Select #7 in the Φ column, and then press Enter .



9. Repeat the step 8 for the zone 1/2-.

This changes the bar diameter for the zones 1/2- and 1/20-.

10. To set the bar spacing for the zone 1/2-, do the following:

Go to row 18,

Select, or type 10.00 in the S column, and then press Enter.

11. Note: This changes the bar spacing for all zones.

12. To increase the zone reinforcement and the bar spacing for the zone 1/20-, do the following:

Go to row 20,

Select the Increase of zone reinforcement option,

Select 2:3.33 from the +n column, and then press Enter .



13. The modified bottom provided reinforcement area for the X direction looks as shown below:

14. In the top left corner of the Slab - Reinforcement Maps view select the X+ tab.

The top provided reinforcement area for the X direction display in the view.

15. Click (View Zoom Zoom All) to better visualize the defined plate.



Tip: To refresh the reinforcement map displayed on the drawing click View Redraw.

16. Go to the table and select row 2 (1/2+ zone).

The row is highlighted in black, also the 1/2+ zone is highlighted in pink in the view.

17. Press the Ctrl key on your keyboard, and then select rows 3, 4, 5, 6 and 7 (zones 1/3+, 1/4+, 1/5+,1/6+, and 1/7+).

The rows are highlighted in black, also the zones 1/3+, 1/4+, 1/5+, 1/6+, and 1/7+ are highlighted in

pink in the view.

18. Press the Delete key on your keyboard to delete the selected zones.

Tip: If you want to delete the generated reinforcement only, i.e. not the zone, click Delete reinf at thebottom left corner of the Plate and Shell Reinforcement dialog. This deletes reinforcements for allzones and for all directions.

19. Select row 2 (zone 1/8+).

The row is highlighted in black, and the zone 1/8+ is highlighted in pink in the view.

20. Place the cursor Click in the Coordinates (p1 ; p2) box.



(15.00 -15.00 ; 20.00 15.00), click Modify. Alternatively, you can select these points in the drawing area: p1 (15.00 -15.00) and p2 (20.0015.00). Ensure that the Coordinates box is highlighted in green before you select the points.



22. Click (the last row in the table) to add a new zone.

The row is highlighted in black.

23. Place the cursor in the Coordinates (p1 ; p2) box.



(-20.00 -15.00 ; 20.00 15.00), click Add.

Alternatively, you can select these points in the drawing area: p1 (-20.00 -15.00) and p2 (20.0015.00). Ensure that the Coordinates box is highlighted in green before you select the points.The new 1/15+ zone appears in the view.



25. To change the name of the zone 1/8+, do the following:

Go to row 2,

Type 1/2+ in the Zone name column, and then press Enter .

26. To set the reinforcement parameters for the zone 1/15+, do the following:

Go to row 15,

Type 1/3+ in the Zone name column, and then press Enter ,

Select #3 in the Φ column, and then press Enter , Select, or type 6.00 in the S column, and then press Enter.

27. To set the reinforcement parameters for the zone 1/1+, do the following:

Go to row 1,

Select 1/3+ in the Basic panel parameters,

Select the Increase of zone reinforcement option,

Select 2:2.00 from the +n column, and then press Enter .

28. Go to row 2, and then repeat step 26 for the zone 1/2+.

29. The modified top provided reinforcement area for the X direction looks as shown below:

30. Save the project as Plate_Provided_Reinforcement_Modification.rtd.

Verify the deflection for new reinforcement areas

Learn how to verify the deflection of newly created reinforcement areas.

1. Continue working in your project or open theproject Plate_Provided_Reinforcement_Modification.rtd.




2. Click (Analysis Verification).

The Verification dialog opens.

3. In the Verification dialog, set the following options:

Select Displacement (-), and ensure that 6: COMB2 is selected,

Click Calculate.

4. Close the Verification dialog.

5. In the top left corner of the Slab - Reinforcement Maps view select the X- tab.

The bottom provided reinforcement for the X direction displays in the view.

6. In the Plate and Shell Reinforcement dialog, go to the Reinforcement maps tab, and set the followingoptions:

In the FE results group click (Deflection map),

Use the For provided reinforcement after verification and For required reinforcement optionsto compare the deflection before and after the verification.



3. Click (Analysis Calculations).

The Calculations dialog opens.

4. Click Calculate.

The top reinforcement displays in the + tab.

5. Go to the Slab - Reinforcement view and click the tab to display the bottom reinforcement.

Tip: To present the selected type of reinforcement (main, structural, or opening reinforcement), clickone of the tabs highlighted below. The tabs are located in the lower left corner of the drawing area.By default, the program presents all types of reinforcement.

6. Go to the Reinforcement table and select row 12.

The row is highlighted in black and the selected reinforcement displays in red in the view.



Tip: You can undock the Reinforcement table or Reinforcing Bars dialog by clicking the icon asshown below. You can also close them and open them again if necessary, byclicking Reinforcement Reinforcement table (or Bar properties).

model a plate in autocad rsa

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