User Guide. for Eurocode Modules. Design+ Interface General Column Design Combined Wall Design Strip Foundation Design Design Parameters

Transcription

1 Solution for Structural Member Design with Drawing & Report midas Design + User Guide for Eurocode Modules Design+ Interface General Column Design Combined Wall Design Strip Foundation Design Design Parameters Midas Design+ 04 (v.)

2 Solution for Structural Member Design with Drawing & Report 0 Design + Interface SIMPLE MODE Simple and intuitive user interface Quick generation of summary/detail design result in Preview window Add new member Add or import new members. Project/Simple/Check Mode Change the current working mode Workbar Member name change, Grouping, Report and Drawing Export Setup Preview Design or check results are displayed instantly. Input Member force (similar with midas Set) PROJECT MODE Auto generation of drawing MS word format report for design/check results, Batch report generation Bill of materials Tab. Switch the working window between member list, drawing, Quantity Report Generate input data, summary, and detail design result report Detail Summary Input List midas Link Link with midas Gen Multiple members can be selected and imported. Report Generate MS word and excel format report. Detail Summary Input List Input List (Excel) Message Window Display various information, warning, and error messages. midas Design + User Guide

3 Solution for Structural Member Design with Drawing & Report 0 Design + Interface Check MODE Reviewing detail/summary design results in Preview window Report Save/Print design results. Preview Option Select Detail / Summary to check the relevant report. Workbar Click a desired member from Tree menu. The user does not need to reperform Design/Check again in Check mode. midas Design + User Guide 3

4 Solution for Structural Member Design with Drawing & Report 0 midas Design+ Combined Wall Contents Import Input Data 3 Review Design Results 4 Member List 5 Dr awing 6 Q uantity midas Design + User Guide 4

5 0 Import. Execute Wall(Comb.) module.. Click Project Mode. 3. Click midas Link. Refer to the next page for more details in the limitation of midas Link. 4. Select midas Gen to be linked with Design+. 5. Select desired wall elements to be imported from midas Gen. 6. Click [Connect] button. 7. Click [Import] button. 8. Check imported walls midas Design + User Guide 5

6 0 Import Note Limitation of midas Gen Link for Combined Wall Design. Wall ID must be different for each unit wall in midas Gen as shown in the figure below. Importing combined walls with the same wall ID is not supported. Not Applicable (Identical Wall ID) Applicable (Different Wall ID). Walls must be located in a single story can be imported as combined wall in Design+. 3. Discontinuous combined walls cannot be designed in Design+. Applicable (Importing Walls in One Story) Not Applicable (Discontinuity in Combined Wall) midas Design + User Guide 6

7 0 Input Data Section- Tab. Select a combined wall from the tree menu.. Specify Member Name and the additional task scope after design. 3. Material Strength Concrete: Characteristic compressive of concrete Ver. /Hor. Bar: Characteristic yield strength of vertical/ horizontal reinforcement If the material strength was not identical for each unit wall in midas Gen, minimum strength will be applied. 4. Specify whether effective width applied or not. Actual Width Effective Width 5. Specify unbraced length and effective length factor. Click and use the K-Factor Input dialog box shown below to use default values. 6. Effective Creep Ratio for the calculation of slenderness criterion (λ lim ) as per clause (), EN99--: Equivalent Dimension for calculating eccentric moment due to imperfection as per clause 6.(4),EN99--: Options for considering moment magnification due to imperfections and nd order effects as per clause (), EN99--: Transfer Combined Wall Wall design is performed about global X and Y axis. Rotate combined wall to make major and minor axis of the wall aligned in the global X and Y axis. When Parallel Dir. Is X or Y-Dir.: Rotate combined wall based on the local x or y-direction of a reference base wall. When Parallel Dir. Is User Input: Specify the angle to be rotated about Global X-axis. Note Effective flange width is calculated based on the clause (4), EN998-:004. It is taken as the minimum of: a) the actual flange width; b) one-half of the distance to an adjacent web of the wall; and c) 5% of the total height of the wall above the level considered. Effective Width can be displayed using Effective Section option as shown below. Note Effective Length Scale Factor K=.0 K=0.5 K=0.7 K= Global Axis of Combined Wall Display Effective Section midas Design + User Guide 7

8 0 Input Data Section- Tab. Add, modify or delete unit wall data for rebar and section information. Click [Wall Data] button to see and modify rebar and section information for entire unit wall in a tabular format.. Data of vertical/ horizontal/ end rebar for the selected unit wall. 3. Select Rebar Arrangement. Divide equally by nearest space: Rebar spacing is adjusted to fit the wall dimension using equal spacing throughout the wall length. Divide by exact space: Specified rebar spacing is applied from the End or Middle of the unit wall. 4. Specify wall thickness and concrete cover thickness. In Preference, the user can choose Concrete Cover Depth as clear cover or distance to the rebar center. By default, concrete cover is applied as clear cover thickness. 5. Specify the wall coordinates of start and end point and vertical rebars for each unit wall General tab in Preference Wall Data in a Tabular Format midas Design + User Guide 8

9 0 Input Data Section-3 Tab. Enter the design forces and factors for the selected unit wall. Toggle on : Design forces can be directly entered for the selected unit wall in the dialog box. Toggle off : Enter the multiple design forces for the selected unit wall by clicking [Load Combinations] button. When combined wall is imported from midas Gen, all Strength type load combinations are automatically generated in Load Combinations dialog box. Most critical load combinations for axial/ flexure design and shear design are displayed in blue cells at the top of the Load Combination table. Note Forces displayed in this dialog box are not a combined design force, but the design force of each unit wall. Combined design forces are displayed in Detail/Summary Report. Refer to the next page for the calculation procedure of combined forces. Load Combination for Selected Unit Wall Combined Design Force in Detail/Summary Report midas Design + User Guide 9

10 0 Input Data Section-3 Tab Note How to Calculate Combined Design Forces. Axial force: Summation of axial forces in unit walls (sign convention: + in compression). Shear force: Summation of shear forces in unit walls. Shear forces of unit walls are recalculated in global X and Y-direction. 3. Bending moment is calculated as a summation of bending moments and eccentric moments (axial force * eccentricity from a unit wall centroid to the combined wall centroid) of unit walls about global X and Y-direction. When local axis of a unit wall is not aligned in the global X and Y-direction, combined design forces are calculated using the component of the forces in the global X and Y-direction. * Transfer Combined Wall Wall design is performed about global X and Y axis. Rotate combined wall to make major and minor axis of the wall aligned in the global X and Y axis. When Parallel Dir. Is X or Y-Dir.: Rotate combined wall based on the local x or y-direction of a reference base wall. When Parallel Dir. Is User Input: Specify the angle to be rotated about Global X-axis. Global Axis of Combined Wall midas Design + User Guide 0

11 03 Review Design Results. Click [Check] button.. Review Calculation Result table for moment and shear capacity. 3. Click [Report] button to generate Detail/ Summary /Input List Report. Note P-M Curve 3D P-M interaction is considered to find the flexure resistance. After performing wall checking, Midas Design+ displays P-M Curve in Theta angle described below. Theta: Angle between the Moment axis (horizontal axis) and the line which connects the origin point to the member force point in PM interaction curve N.A.: Neutral axis angle from the local x-axis 3 MS Word Format Detail Report Excel Format Input List midas Design + User Guide

12 04 Member List.Select [Member List] tab. Input and output data can be checked and modified for the all combined walls.. Click [Apply] button if there is any change in the design input data. 3.Click [All] and [Check] button to verify the all wall design results at once. 3 Step 05 Drawing.Select [Drawing] tab.. Select [Shear Wall (Combined)] from the drop-down box and click [Create] button to generate combined wall drawings. midas Design + User Guide

13 06 Quantity.Select [Quantity] tab.. Select [Shear Wall (Combined)] from the drop-down box and click [Create] button to generate bill of materials. 3.Click [Export to Excel] button to generate a MS Excel file. 3 Note Quantity of concrete is calculated as concrete volume per unit length. Quantity of form is calculated using surface area of concrete per unit length. Quantity of rebar is calculated as weight of rebar per unit length. Weight of rebar for EN, UNI, and BS material DB is applied as shown in the table below. Material Properties of EN & BS DB EN/BS P5 P6 P7 P8 P9 P0 P P P3 P6 P0 P5 P3 P40 Weight (kg/m) Diameter (mm) Area (mm ) Material Properties of UNI DB UNI P4 P5 P6 P8 P0 P P4 P6 P8 P0 P P4 P6 P30 P3 P36 P40 Weight (kg/m) Diameter (mm) Area (mm ) midas Design + User Guide 3

14 Solution for Structural Member Design with Drawing & Report 03 midas Design+ General Column Contents G eneral Column Design Set Input Data 3 Member List (MS Excel) midas Design + User Guide 4

15 0 Input Data Section- Tab. Select a general column from the tree menu.. Specify Member Name and the additional task scope after design. 3. Material Strength Concrete: Characteristic compressive of concrete Main/Hoop Bar: Characteristic yield strength of major/ hoop reinforcement 4. Specify unbraced length and effective length factor. Click button to use the default values. 5. Select a splicing option for the main rebars. None: Longitudinal rebars calculated without considering splicing 50%: Longitudinal rebars calculated considering 50%-splicing 00%: Longitudinal rebars calculated considering 00%-splicing 6. Equivalent Dimension for calculating eccentric moment due to imperfection as per clause 6.(4),EN99--: Options for considering moment magnification due to imperfections and nd order effects as per clause (), EN99- -: Note Effective Length Scale Factor Note Tool-tip is displayed when hovering the mouse over field with * mark. K=.0 K=0.5 K=0.7 K=.0 midas Design + User Guide 5

16 0 Input Data Section- Tab. Specify concrete cover thickness. Concrete Cover is applied as the distance from the concrete face to the rebar center.. Enter diameter and spacing of hoop bars. Check on Use User Input option to apply different rebar diameter and spacing at the top and bottom Enter the design forces. 4. Effective Creep Ratio for the calculation of slenderness criterion (λ lim ) as per clause (), EN99--: Load Combinations Toggle on : Design forces can be directly entered in the dialog box. Toggle off : Enter the multiple design forces by clicking [Load Combinations] button. 4 5 Note When calculating shear resistance, different value of axial force from the value for Axial Force and Moment verification can be defined. Since shear resistance increase as axial force increases, smaller axial force may occur more critical case in shear force verification. Also shear resistance due to concrete is considered as zero in tensile axial force. When general column is imported from midas Gen, 4 load combinations which composed of maximum and minimum combinations of the following components are generated: Max for axial, major moment (top/bot), minor moment (top/bot), and shear force (top/bot) (7) + Min for Axial, major moment (top/bot), minor moment (top/bot), and shear force (top/bot) (7) = (4) combinations Most critical load combinations for axial/ flexure design and shear design are displayed at the top of the Load Combination table. Load Combination for General Column midas Design + User Guide 6

17 0 Input Data. Define general section shape. CAD Files: Import *.dwg or *.dfx file. Specify section shape layer and rebar layer separately. MIDAS Section(*.sec): Import *.sec file generated from midas SPC or GSD module.. Specify the number of main rebars and diameter. The number of rebars must be larger than the number of edges. 3. Section Information Shape: Section coordinates Main Bar: Main rebar coordinates Tie Bar: Tie bar position. Specify two main rebars by index between which a tie rebar is placed. Check on Show Index option to display main rebar index. 3 Import CAD File midas Design + User Guide 7

18 03 Review Design Results. Click [Design] or [Check] button. Check: Verify resistance ratio based on the user input data. Design: midas Design+ update optimized rebar dimension and spacing. The range of rebar to be used in Design can be specified in Rebar Option (from the main menu, Tools > Rebar Option).. Check calculation results Check PM Curve option. 4. Click [Report] button to generate Detail/ Summary /Input List Report. 4 Note P-M Curve 3D P-M interaction is considered to find the flexure resistance. After performing column checking, Midas Design+ displays P-M Curve in Theta angle described below. Theta: Angle between the Moment axis (horizontal axis) and the line which connects the origin point to the member force point in PM interaction curve N.A.: Neutral axis angle from the local x-axis MS Word Format Detail Report Excel Format Input List midas Design + User Guide 8

19 04 Member List.Select [Member List] tab. Input and output data can be checked and modified for the all general columns.. Click [Apply] button if there is any change in the design input data. 3.Click [All] and [Check] button to verify the all general column design results at once. 3 Step 05 Drawing.Select [Drawing] tab.. Select [Column(General)] from the drop-down box and click [Create] button to generate general column drawings. midas Design + User Guide 9

20 06 Quantity.Select [Quantity] tab.. Select [Column(General)] from the drop-down box and click [Create] button to generate bill of materials. 3.Click [Export to Excel] button to generate the table in MS excel format. Note Quantity of concrete is calculated as concrete volume per unit length. Quantity of form is calculated using surface area of concrete per unit length. Quantity of rebar is calculated as weight of rebar per unit length. Weight of rebar for EN, UNI, and BS material DB is applied as shown in the table below. 3 Material Properties of EN & BS DB EN/BS P5 P6 P7 P8 P9 P0 P P P3 P6 P0 P5 P3 P40 Weight (kg/m) Diameter (mm) Area (mm ) Material Properties of UNI DB UNI P4 P5 P6 P8 P0 P P4 P6 P8 P0 P P4 P6 P30 P3 P36 P40 Weight (kg/m) Diameter (mm) Area (mm ) midas Design + User Guide 0

21 Solution for Structural Member Design with Drawing & Report 04 midas Design+ Strip Footing Contents Import Input Data 3 Review Design Results 4 Member List 5 Dr awing 6 Q uantity midas Design + User Guide

22 0 Import. Execute Footing(Strip) module.. Click Project Mode. Design member force can be imported from midas Gen when Project Mode is selected. 3. Click midas Link. Solid rectangle, T-Section, and Inverted T-Section in midas Gen can be imported into Design+ to perform strip footing design. In case of Inverted T- Section, left and right flange width (b and b) must be identical. Midas Link supports beam elements which are assigned Point Spring Support or Surface Spring Support. 4. Select midas Gen to be linked with Design Select desired strip footing elements to be imported from midas Gen Click [Connect] button. 7. Click [Import] button. 8. Check imported footings. 4 6 midas Design + User Guide

23 0 Input Data. Select a strip footing from the tree menu.. Specify Member Name and the additional task scope after design. 3. Material Strength - Concrete: Characteristic compressive strength of concrete - Main Bar, Stirrup, Transv. Bar: Characteristic yield strength of reinforcement 4. Enter section size and concrete cover depth. Use Bottom Cover: Check on the option to apply identical concrete cover depth for top and bottom. 5. Specify flexure design method between singly reinforced beam and double reinforced beam design. 6. Specify soil bearing capacity to be compared with soil reaction. 7. Select a splicing option for the main rebars. None: Longitudinal rebars calculated without considering splicing 50%: Longitudinal rebars calculated considering 50%- splicing 00%: Longitudinal rebars calculated considering 00%- splicing Note Tool-tip is displayed when hovering the mouse over field with * mark midas Design + User Guide 3

24 03 Input Data. Rebar Arrangement Type- (All section): Select when rebar data for i-end, middle and j-end are identical. Type- (Both End & Center): Select when rebar data for i-end and j-end are identical. Type-3 (Each End & Center): Select when rebar data for i-end, middle and j- end are not identical.. Change Section Data 3 max(i,m,j): Click to apply maximum design forces and rebar data to all sections. max(i,j): Click to apply the critical design combinations and rebar from i and j-end s to both ends. i j: Click to swap design forces and rebar data between i and j-end. Change Force Only: Check on the option to change design forces only when applying above buttons. Note Design Forces imported from midas Gen Envelope values among the all load combinations are imported from midas Gen. If Member Assignment is specified, the envelope values at i-end, middle, and j-end of a member are imported. 3. Design Options Use Different Rebar at each layer: Check on to use different rebar diameter for layer and. Use Same Main Rebar at Top and Bottom: Check on when the top rebar size is the same as bottom rebar size. Show Load Combinations: Display load combination name with design forces. midas Design + User Guide 4

25 03 Review Design Results Note How to Design Strip Footing The dimension of Continuous Beam Strip footing is determined as follows:. The rectangular beam in red box is designed from the longitudinal moment and shear. Moment & Shear Resistance. The bottom width of strip footing is determined from allowable bearing pressure. The allowable bearing pressure needs to be entered by user. 3. The thickness and reinforcements in the cantilever are determined from the moments and shear forces due to soil pressure. The soil pressure is taken from the soil pressure calculated in midas Gen (from the main menu, Results > Reactions > Soil Pressure). Soil Reaction Transverse Bar & Shear (-way) Load Column Loads Loading Pressure Bending Moments Reinforcement Cantilever bars Longitudinal bending +ve and ve reinforcement Design Forces in Strip Footing midas Design + User Guide 5

26 04 Review Design Results. Click [Design] or [Check] button. Check: Verify resistance ratio based on the user input data. Design: Verify resistance ratio and update rebar if required.. Check calculation results. 3. Click [Report] button to generate Detail/ Summary /Input List Report. MS Word Format Detail Report Excel Format Input List midas Design + User Guide 6

27 05 Member List.Select [Member List] tab. Input and output data can be checked and modified for the all strip footings.. Click [Apply] button if there is any change in the design input data. 3.Click [All] and [Check] button to verify the all strip footing design results at once. 3 Step 06 Drawing.Select [Drawing] tab.. Select [Footing(Strip)] from the drop-down box and click [Create] button to generate strip footing drawings. midas Design + User Guide 7

28 07 Quantity.Select [Quantity] tab.. Select [Footing(Strip)] from the drop-down box and click [Create] button to generate bill of materials. 3.Click [Export to Excel] button to generate the MS excel file. Note Quantity of concrete is calculated as concrete volume per unit length. Quantity of form is calculated using surface area of concrete per unit length. Quantity of rebar is calculated as weight of rebar per unit length. Weight of rebar for EN, UNI, and BS material DB is applied as shown in the table below. 3 Material Properties of EN & BS DB EN/BS P5 P6 P7 P8 P9 P0 P P P3 P6 P0 P5 P3 P40 Weight (kg/m) Diameter (mm) Area (mm ) Material Properties of UNI DB UNI P4 P5 P6 P8 P0 P P4 P6 P8 P0 P P4 P6 P30 P3 P36 P40 Weight (kg/m) Diameter (mm) Area (mm ) midas Design + User Guide 8

29 Solution for Structural Member Design with Drawing & Report 05 midas Design+ Design Parameter Contents Pr eference Workbar Reordering 3 Change Member Name in Workbar midas Design + User Guide 9

30 0 Preference Setting. From the main menu, click Option > Preference. Click RC() tab.. Click RC() tab. 3. Click Section tab. Slab / Shear Wall Change section by Design: Check on to update section size in Design. Max. Thick: Check on to specify the maximum thickness. Beam / Column Change section by Design: Check on to update section size in Design. Max. Width / Max. Height: Check on to specify the maximum width and height. Note Preference dialog box can be invoked from Workbar by clicking Design Option > Preference. Click [Default] button to reset all the preference settings. Basement Wall / Footing Change section by Design : Check on to modify the thickness in Design. Max. Thick: Check on to specify the maximum thickness. Apply shear reinforcement: Specify the applicable shear rebar diameter. Buttress / Corbel Change section by Design: Check on to update section size in Design. Max. Width / Max. Height: Check on to specify the maximum width and height. Max. Layer No.: Maximum number of layers to be used in Design. Stair Change section by Design: Check on to update section size in Design. Max. Thick: Check on to specify the maximum thickness. 3 Section Increment(RC): Specify the dimension increment for Design. midas Design + User Guide 30

31 0 Preference Setting. Click General tab.. Click Word tab. User Interface Mode Select default model when executing the program. Default Report Type for Simple Mode/Check Mode Default report type once design or check is performed. Cover Concrete Depth Use clear cover: Define concrete cover depth as clear depth Use distance from face to rebar center: Define concrete cover depth as the distance from the center of the rebar to the concrete face In case of column, Use distance from face to rebar center option is always applied. Result data Do not Delete Results Data When Input Data is Changed: Retain design results when design parameters are changed. Include design result in Input File(Excel): Check on to include design results in input list excel report. Show Apply Button in Member Dialog: Display [Apply] button in Member tab. Word Modify default settings of font and text size for MS word report generated from Project Mode. midas Design + User Guide 3

32 0 Preference Setting 3. Click Drawing tab.. Click File tab. 3. Click Layer tab. Tie bar of Circular Column Parallel : Radial : Rebar Name Use Name by Strength: Check on to enter the rebar name by rebar strength. Print design force Select design forces to be printed in the drawing file. Frame File / Legend File Specify the file path of default files. 3 Layer Specify the default line color and line type for drawing. midas Design + User Guide 3

33 0 Workbar Reordering. In order to change the member order in Workbar, right-click on Beam and select Reordering.. Modify the order of members. a. Select members to change the order and click [>>] button. b. Click [Up] or [Down] button to change the member order. c. Click [Apply] and [OK] button. d. Check the updated member order in Workbar. Note The user can simply use drag & drop on the Workbar to change the member order. a b c Step 03 Change member name in Workbar.In order to modify member name displayed in the Workbar, right-click on the desired member and select Rename from the context menu. F key from keyboard can also be used. - Press [Enter] after entering the new member name. midas Design + User Guide 33

34 Solution for Structural Member Design with Drawing & Report midas Design + User Guide Copyrightc Since 989 MIDAS Information Technology Co., Ltd. All rights reserved.