News

LIRA-SAPR 2015 R2

Modifications available in new release of the program

Unified graphical user interface (GUI)

  • Enriched functionality for export to ‘DEF Complex’. This software is intended for design of pier and strip foundations. Computed DCL may be exported to ‘DEF Complex’ as loads for analysis of both pier and strip foundations.

  • Enhanced option: mode for triangulation ‘Contour with holes’. New option to edit design model without loss of the input contour.

  • Added option: visualization of nonstandard sections in flags of drawing – ‘Display cross-sections of bars’.

  • Added option: to copy and move relative to arbitrary plane.

  • Added option: to create backup copies of the file together with AutoSave file ~.lir.

  • Refined generation of diagrams for bars and visualization of load for ASSEMBLAGE-plus system and DCL calculation.

  • Modified option: diagram along section of plates and solids is updated when you change mosaic plot presentation.

  • Refined presentation for groups of coupled DOF in the ‘Information about node’ dialog box.

  • Modified option: to copy groups of coupled DOF.

  • Added option: to save data for analysis of single pile.

  • Added option (for more convenience in evaluation of analysis results): to modify width of colour palette when contour and mosaic plots are displayd on the screen.

  • Modified limits of zoom option in the working area of the screen. Design models may be presented in a zoomed out view.

  • Modified presentation of output data for symmetric and asymmetric reinforcement in ‘Information about element’.

  • Refined value of maximum diameter for analysis of reinforcement according to DBN V.2.6-2009 for SLS.

  • Fixed problem during import of nonstandard sections from *.IFC and *.LiraKM formats (core distances and angle of pure rotation were computed incorrectly).

  • Added option: compatibility with Revit Structure 2016.

  • DCF

  • New algorithm for DCF calculation. For problems of large size, depending on input data, this algorithm enables you to have a 2-3-time speed-up.

  • Enhanced work with internal groups of design combinations (A1-D1, A2-D2).

  • Refined algorithm for account of surge loads in generating nonfavourable combinations of loads.

  • More options to use accompanying load cases.

  • Document system ‘Report Book’

  • Enhanced option: intuitive work process with new tables and Report Book.

  • Expanded list of tables. All tables with output data for static and dynamic analyses are available.

  • Added option: to print selected rows from the table.

  • Added option (in filter for tables): to round values to the certain significant decimal figures.

  • Accelerated process for update of Report Book.

  • Accelerated process for filter of tables.

  • Fixed problem with shift of columns in some cases.

  • Modified option: numbering of chapters in case there are objects that are ignored in pagination.

  • Added option: to save settings for ‘Page style’, ‘Print style’ and ‘Do not print’.

FEM solver

  • Enhanced analysis of soil using advanced solid nonlinear FE-271-274 and FE-276 that take into account loading path and unloading path.

  • For models with solids, factorization of stiffness matrix (matrix decomposition) speeds up (for some problems up to four times).

  • Added option: to analyse parameters of crakcs for noninear FE in case area of rebars is expressed as percentage of reinforcement.

  • Modified stability analysis for models that partially or wholly consist of bars.

  • Modified analysis on thermal loads for step-type method and nonlinear engineering design.

  • Refined analysis of pile stiffness when hd zone is considered.

  • Now it is not necessary for the super-element to have internal loads.

Analysis of reinforced concrete (RC) structures

    Punching shear analysis

  • Fixed bug in generating of punching shear contours for models in which there are small deviations of columns from the vertical.

  • Modified analysis of loads on a punching shear node in case columns are located near the edge or corner of slab.

  • Modified values for DCF criteria in punching shear.

  • Added option: to determine DCF for punching shear for problems in METEOR system.

  • Modified calculation of bending moments and shear forces that are taken by concrete in punching shear (for SP 52-101-2003 sect.3.87 and SP 63.13330.2012 sect.8.1.49).

  • Modified calculation of resistance moments for design contour of concrete in punching shear for edges that are parallel to the local Y1-axis of the column.

  • Refined calculation of shear forces taken by concrete within the limits of punching shear pyramid according to SNIP 2.03.01-84.

  • Analysis according to SNIP 2.03.01-84, DBN V.2.6-98:2009, SP 52-101-2003, SP 63.13330.2012)

  • Updated algorithm for analysis of longitudinal reinforcement in ring and circle sections according to ultimate limit states (ULS).

  • For eccentric-compressed elements, in analysis of longitudinal reinforcement according to ultimate limit states (ULS), calculation of bending moments (design values) is modified in case moments from accidental eccentricities are dominant. Accidental eccentricities are taken into account in calculation of stresses.

  • Refined output data for the defined reinforcement when more than 40 rebars of longitudinal reinforcement are located in the section.

  • Enhanced algorithm for analysis on defined reinforcement (safety factor of bearing capacity of the section is determined).


More

    Analysis according to SP 63.13330.2012

  • For plate elements, modified algorithm for analysis of reinforcement by ultimate limite states (ULS) according to Wood method.

  • Modified calculation of mean stresses in sections of elements when compressive and tensile stresses are taken into account along the strip between oblique cracks (sect.8.1.34).

  • New algorithm for determining area of tensile reinforcement for calculation of width (sect.8.2.15-8.2.18) and basic distance between cracks (sect.8.2.17), in determining area of reinforcement according to serviceability limit states (SLS).

  • New algorithm for analysis of reinforcement on combined action of twisting moment and shear force (sect.8.1.41).

  • Analysis on twisting moment in strength check for the element between 3D sections (sect.8.1.37).

  • Modified check of bearing capacity of sections according to serviceability limit states (SLS).

  • Enhanced method for analysis of reinforcement according to serviceability limit states (SLS) for sections of elements in which the height considerably exceeds the width.

  • Analysis according to SP 52-101-2003

  • New algorithm for determining stress values in tensile reinforcement for calculation of width of crack propagation (sect.4.10 - 4-12) in analysis of reinforcement according to serviceability limit states (SLS).

  • New algorithm for analysis of reinforcement on combined action of twisting moment and shear force (sect.3.79).

  • Modified algorithm for calculation of mean stresses in sections of elements when compressive and tensile stresses are taken into account along the strip between oblique cracks.

  • Analysis according to DBN V.2.6-98:2009

  • Modified algorithm for determining mean stress of concrete compression in analysis of transverse reinforcement (sect.5.3.2.2, 4.6.2.1 – 4.6.3.6).

  • Modified algorithm for analysis of longitudinal reinforcement according to serviceability limit states (SLS) (sect.5.3.2.1 – 5.3.4.3).

Analysis of reinforcement in local mode

  • Modified algorithm for DCF converting during import of input data from VISOR-SAPR module. Group A contains unique combinations of load cases restored from DCF groups ‘B1-D1’ and ‘C2-D2’. Group B contains unique combinations of load cases restored from DCF groups ‘A1’, ‘A2’ and ‘B2’.

  • Refined value for maximum diameter for analysis of reinforcement according to DBN V.2.6-2009 by SLS.

Analysis of steel structures

  • In analysis according to serviceability limit states (SLS), coefficient of responsibility is taken into account for flexural elements.

  • Building code DBN V.2.6-198:2014 is supported.

  • Modified algorithm for analysis of frame joint.

SOIL

  • Modified calculation for the weight of water-saturated soil above the level of equivalent footing with account of suspending property of water.

Help system and new tutorial


Help system for the program as well as Tutorial are updated. Tutorial also contains the guidelines for the work with Report Book.

SAPFIR-Structures

  • All created cross-sections of columns and beams are automatically saved to the project library.

  • Default parameters of elements include option to assign the colour for physical and analytical model for elements: wall, partition, slab, foundation base, RC/steel column, RC/steel beam, prism, surface, surface of revolution and roof.

  • Enhanced algorithm for collecting dead weight from multi-layer wall with bearing layer.

  • New check of model on errors before copying storeys.

  • Enriched functionality in the ‘Service information’ dialog box:

    • option to select multiple rows with the SHIFT and CTRL keys;
    • option to select only even rows from the selected ones;
    • option to come closer to the specified object by double-clicking its row.

  • Modified analytical model for walls in their unification may be saved.

  • Option to select analytical presentation for beams and columns as load.

  • Enriched functionality in the ‘Edit load cases’ dialog box: when you assign or modify the type of loads case, appropriate load factor and duration coefficient are defined automatically (SNIP 2.01.07-85. Loads and actions).

  • Added option: to automatically align analytical model of staircase by slabs.

  • Corrected error (2015R1) arised when you saved or read materials’ library.

  • Generation

  • Added option: when you generate objects on the plan view it is possible to grip the point of intersection of objects.

  • Added option: oblique beams may be presented on plan.

  • Added option: command ‘Paste to selected storeys’.

  • Added option: to make selection without unselecting previous one (alternative to the SHIFT key).

  • Added option: cleanup of beams by line bisector.

  • Enhanced option (on drawings): to explode blocks that consist from other blocks. Composite block is ‘exploded’ into blocks, then into objects, then into primitives.

  • Interface

  • Enhanced option to cut off 3D views.

  • Buttons for plane rotation are added to the toolbar.

  • Properties of the current view are presented in case there are no selected objects or active document.

  • Added option: to select default projection.

  • Added option: mode for automatic fragmentation of the active storey.

  • For reinforcement views there is an option to work with ‘Filter of object selection’ and ‘Object visibility filter’.

  • In the ‘Properties’ dialog box you could define settings for section location for columns and beams.

  • And various other enhancements: number of significant decimal figures is reduced; in the ‘Properties’ dialog box, insertion point remains at the selected parameters even after you click ENTER key; fixed bug during assignment of shortcut keys; projection may be rotated clockwise or anti-clockwise by 90 degrees.

  • Import - export

  • Enhanced import of the model from REVIT software: physical model is imported from *.IFC file and analytical model is imported from LiraKM, further they are united into one model (*.spf file).

  • Fixed bug in export (to *.dxf file) of elements located beyond the storey at the level of project.

  • Enhanced options for import of storey plans: import of straight flight of stairs, linear and point loads, surface load, loads across the whole plane of slab (including negative ones). There may be separate layers for walls and partitions.

SAPFIR-RC

  • In the ‘Beams unification’ dialog box, the following information is added: information about diameters of rebars at the top and bottom edges of the beam for every considered tag.

  • Check for the length of rebars. Rebars in which the length exceeds transport length are presented in specification in running metres (r.m.) with account of excessive consumption for overlapping. In this case, appropriate warning with the list of such rebars is displayed in the ‘Service information’ dialog box.

  • Added option: command ‘Divide reinforcement bar’ that divides the specified bar into 2 with necessary overlapping.

  • For the beam, you could create a bundle of stirrups with defined diameter, spacing and number.

  • Added option: to select the bending angle for beginning and end of stirrup or stud located in the section of column or beam.

  • When model of reinforcement is created, dimensions for column sections are displayed automatically and tags for rebars are also assigned automatically.

  • Enhanced work with vertical section of diaphragm: option to graphically edit zones of reinforcement, automatically assign tags for zones and direct rebars.

  • And various other enhancements: parameters of excessive consumption for overlapping are presented in properties of main reinforcement for the slab; option to graphically modify templates of reinforcement for columns by moving rebars on the column cross-section; etc.

  • Updated Help system.


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