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Physical Modeling Features
PlusNonlinearModel joint size limitUnlimitedUnlimitedAll drafting and model generation features
3D line and area objectsDatabase of all standard hot rolled steel, aluminum, and cold formed sectionsSection Designer for specialized sectionsAnalytical Modeling FeaturesPlusNonlinearMeshing tools Automatic mesh generatorAutomatic edge constraint technology for mismatched meshes2D and 3DShell elementShear WallsOpenings in WallsCoupled spring elementLinear link element with stiffness and dampingAutomated panel zone elementNonlinear link elements: gaps, hooksNonlinear link elements - plasticity, dampers, isolatorsNonlinear frame hinge elementLoading FeaturesPlusNonlinearPoint, line, trapezoidal, and area loadsTributary area load distribution to framesAutomatic code-based wind loadingOpen structure wind loading (multiple codes)Automatic code-based seismic loadingPattern loadingApplied displacement loadingAnalysis FeaturesPlusNonlinearRigid and Semi-Rigid DiaphragmsEigen analysisRitz analysis for fast predominant mode evaluation with missing massMultiple response spectrum cases in single runModal combination by the CQC, SRSS, GMC or double sum methodsDirectional combination by the ABS, SRSS, or CQC3 methodsLinear dynamic modal time history analysisBuckling analysisNonlinear analysisTension/compression-only frame elementsTension/compression only soil (area)P-delta analysis - both small and large P-deltaStatic pushover analysisWilson FNA (Fast Nonlinear Analysis) methodTarget final geometry iterationsStatic and dynamic load combos - linear, envelope, absolute, SRSSDesign FeaturesPlusNonlinearSteel frame design - American and international design codes (19+)Concrete frame designComposite beam designShear Wall DesignSteel Joist DesignOutput and Display FeaturesPlusNonlinearDeformed and undeformed geometry in 3DLoading diagramsMoment, shear and axial force diagramsStress contours for area and solid objectsResultant forces displayed along section CutsDetailed results with right button clickVirtual work plotsTime history displays of function vs. timeForce vs. deformation plotsResponse spectrum curves from time history responseVideo of animations and time varying results displays3D Walkthroughs with video captureCapture of graphics to .emf, .jpg, .bmp, .tifQuick generation of final printed reports with complete user controlCover sheet identifying client, project, user and companyFormatted tables of model definition, analysis and design resultsGraphical displays of the modelAll Import & Export FormatsPlusNonlinearMicrosoft AccessMicrosoft ExcelSAP2000 text file (.s2k)CIS/2 - STEPSteel detailing neutral file (SDNF)Bi-directional Link with Autodesk Revit StructureAutoCAD (.dxf/.dwg)Frameworks PlusIGESIFCProsteelOther analysis software text files (Import only)
CSI software products are proudly developed in the United States of America.
