OpenSeesPy

Contents

  • 1. Installation
    • 1.1. PyPi (Windows, Linux, Mac)
      • 1.1.1. PyPi (Windows)
        • 1.1.1.1. Install Anaconda
        • 1.1.1.2. Install In Jupyter Notebook
        • 1.1.1.3. Install In command line
      • 1.1.2. PyPi (Linux)
        • 1.1.2.1. Install Python
        • 1.1.2.2. Install in terminal
      • 1.1.3. PyPi (Mac)
        • 1.1.3.1. Install Python
        • 1.1.3.2. Install in terminal
  • 2. Compilation
    • 2.1. Compilation for Windows
    • 2.2. Compilation for MacOS
    • 2.3. Compilation using QT
      • 2.3.1. A Qt build environment for OpenSees
      • 2.3.2. Dependency
      • 2.3.3. Getting started:
      • 2.3.4. Building OpenSeesPy:
      • 2.3.5. Supported Build Environments:
      • 2.3.6. MUMPS
      • 2.3.7. OpenMPI
      • 2.3.8. UMFPACK
      • 2.3.9. SUPERLU
      • 2.3.10. SUPERLUMT
      • 2.3.11. SUPERLUDIST
      • 2.3.12. LAPACK (SCALAPACK)
      • 2.3.13. BLAS
      • 2.3.14. ARPACK
      • 2.3.15. GCC
      • 2.3.16. PYTHON
      • 2.3.17. MISC. NOTES
  • 3. Change Log
  • 4. Model Commands
    • 4.1. model command
      • model()
    • 4.2. element commands
      • element()
      • 4.2.1. Zero-Length Element
        • 4.2.1.1. zeroLength Element
        • 4.2.1.2. zeroLengthND Element
        • 4.2.1.3. zeroLengthSection Element
        • 4.2.1.4. CoupledZeroLength Element
        • 4.2.1.5. zeroLengthContact elements
        • 4.2.1.6. zeroLengthContact Element
        • 4.2.1.7. zeroLengthContactNTS2D
        • 4.2.1.8. zeroLengthInterface2D
        • 4.2.1.9. zeroLengthImpact3D
      • 4.2.2. Truss Elements
        • 4.2.2.1. Truss Element
        • 4.2.2.2. Corotational Truss Element
      • 4.2.3. Beam-Column Elements
        • 4.2.3.1. Elastic Beam Column Element
        • 4.2.3.2. Elastic Beam Column Element with Stiffness Modifiers
        • 4.2.3.3. Elastic Timoshenko Beam Column Element
        • 4.2.3.4. Beam With Hinges Element
        • 4.2.3.5. dispBeamColumn
        • 4.2.3.6. forceBeamColumn
        • 4.2.3.7. nonlinearBeamColumn
        • 4.2.3.8. Flexure-Shear Interaction Displacement-Based Beam-Column Element
        • 4.2.3.9. MVLEM - Multiple-Vertical-Line-Element-Model for RC Walls
        • 4.2.3.10. SFI MVLEM - Cyclic Shear-Flexure Interaction Model for RC Walls
        • 4.2.3.11. Elastic Pipe Element
        • 4.2.3.12. Curved Pipe Element
      • 4.2.4. Joint Elements
        • 4.2.4.1. BeamColumnJoint Element
        • 4.2.4.2. ElasticTubularJoint Element
        • 4.2.4.3. Joint2D Element
      • 4.2.5. Link Elements
        • 4.2.5.1. Two Node Link Element
      • 4.2.6. Bearing Elements
        • 4.2.6.1. Elastomeric Bearing (Plasticity) Element
        • 4.2.6.2. Elastomeric Bearing (Bouc-Wen) Element
        • 4.2.6.3. Flat Slider Bearing Element
        • 4.2.6.4. Single Friction Pendulum Bearing Element
        • 4.2.6.5. Triple Friction Pendulum Bearing Element
        • 4.2.6.6. Triple Friction Pendulum Element
        • 4.2.6.7. MultipleShearSpring Element
        • 4.2.6.8. KikuchiBearing Element
        • 4.2.6.9. YamamotoBiaxialHDR Element
        • 4.2.6.10. ElastomericX
        • 4.2.6.11. LeadRubberX
        • 4.2.6.12. HDR
        • 4.2.6.13. RJ-Watson EQS Bearing Element
        • 4.2.6.14. FPBearingPTV
      • 4.2.7. Quadrilateral Elements
        • 4.2.7.1. Quad Element
        • 4.2.7.2. Shell Element
        • 4.2.7.3. ShellDKGQ
        • 4.2.7.4. ShellDKGT
        • 4.2.7.5. ShellNLDKGQ
        • 4.2.7.6. ShellNLDKGT
        • 4.2.7.7. ShellNL
        • 4.2.7.8. Bbar Plane Strain Quadrilateral Element
        • 4.2.7.9. Enhanced Strain Quadrilateral Element
        • 4.2.7.10. SSPquad Element
        • 4.2.7.11. MVLEM_3D - 3-D MVLEM Element for Flexure-Dominated RC Walls
        • 4.2.7.12. SFI_MVLEM_3D - 3-D Shear-Flexure-Interaction Element for RC Walls
      • 4.2.8. Triangular Elements
        • 4.2.8.1. Tri31 Element
      • 4.2.9. Brick Elements
        • 4.2.9.1. Standard Brick Element
        • 4.2.9.2. Bbar Brick Element
        • 4.2.9.3. Twenty Node Brick Element
        • 4.2.9.4. SSPbrick Element
      • 4.2.10. Tetrahedron Elements
        • 4.2.10.1. FourNodeTetrahedron
      • 4.2.11. UC San Diego u-p element (saturated soil)
        • 4.2.11.1. Four Node Quad u-p Element
        • 4.2.11.2. Brick u-p Element
        • 4.2.11.3. BbarQuad u-p Element
        • 4.2.11.4. BbarBrick u-p Element
        • 4.2.11.5. Nine Four Node Quad u-p Element
        • 4.2.11.6. Twenty Eight Node Brick u-p Element
      • 4.2.12. Other u-p elements
        • 4.2.12.1. SSPquadUP Element
        • 4.2.12.2. SSPbrickUP Element
      • 4.2.13. Contact Elements
        • 4.2.13.1. SimpleContact2D
        • 4.2.13.2. SimpleContact3D
        • 4.2.13.3. BeamContact2D
        • 4.2.13.4. BeamContact3D
        • 4.2.13.5. BeamEndContact3D
      • 4.2.14. Cable Elements
        • 4.2.14.1. CatenaryCableElement
      • 4.2.15. PFEM Elements
        • 4.2.15.1. PFEMElementBubble
        • 4.2.15.2. PFEMElementCompressible
      • 4.2.16. Misc.
        • 4.2.16.1. SurfaceLoad Element
        • 4.2.16.2. VS3D4
        • 4.2.16.3. AC3D8
        • 4.2.16.4. ASI3D8
        • 4.2.16.5. AV3D4
        • 4.2.16.6. MasonPan12 - 12 node Masonry panel element
    • 4.3. node command
      • node()
    • 4.4. sp constraint commands
      • 4.4.1. fix command
        • fix()
      • 4.4.2. fixX command
        • fixX()
      • 4.4.3. fixY command
        • fixY()
      • 4.4.4. fixZ command
        • fixZ()
    • 4.5. mp constraint commands
      • 4.5.1. equalDOF command
        • equalDOF()
      • 4.5.2. equalDOF_Mixed command
        • equalDOF_Mixed()
      • 4.5.3. rigidDiaphragm command
        • rigidDiaphragm()
      • 4.5.4. rigidLink command
        • rigidLink()
    • 4.6. pressureConstraint command
      • pressureConstraint()
    • 4.7. timeSeries commands
      • timeSeries()
      • 4.7.1. Constant TimeSeries
      • 4.7.2. Linear TimeSeries
      • 4.7.3. Trigonometric TimeSeries
      • 4.7.4. Triangular TimeSeries
      • 4.7.5. Rectangular TimeSeries
      • 4.7.6. Pulse TimeSeries
      • 4.7.7. Path TimeSeries
    • 4.8. pattern commands
      • pattern()
      • 4.8.1. Plain Pattern
        • 4.8.1.1. load command
        • 4.8.1.2. eleLoad command
        • 4.8.1.3. sp command
      • 4.8.2. UniformExcitation Pattern
      • 4.8.3. Multi-Support Excitation Pattern
        • 4.8.3.1. Plain Ground Motion
        • 4.8.3.2. Interpolated Ground Motion
        • 4.8.3.3. Imposed Motion
    • 4.9. mass command
      • mass()
    • 4.10. region command
      • region()
    • 4.11. rayleigh command
      • rayleigh()
    • 4.12. block commands
      • 4.12.1. block2D command
        • block2D()
      • 4.12.2. block3D command
        • block3D()
    • 4.13. beamIntegration commands
      • beamIntegration()
      • 4.13.1. Lobatto
      • 4.13.2. Legendre
      • 4.13.3. NewtonCotes
      • 4.13.4. Radau
      • 4.13.5. Trapezoidal
      • 4.13.6. CompositeSimpson
      • 4.13.7. UserDefined
      • 4.13.8. FixedLocation
      • 4.13.9. LowOrder
      • 4.13.10. MidDistance
      • 4.13.11. UserHinge
      • 4.13.12. HingeMidpoint
      • 4.13.13. HingeRadau
      • 4.13.14. HingeRadauTwo
      • 4.13.15. HingeEndpoint
    • 4.14. uniaxialMaterial commands
      • uniaxialMaterial()
      • 4.14.1. Steel & Reinforcing-Steel Materials
        • 4.14.1.1. Steel01
        • 4.14.1.2. Steel02
        • 4.14.1.3. Steel4
        • 4.14.1.4. ReinforcingSteel
        • 4.14.1.5. Dodd_Restrepo
        • 4.14.1.6. RambergOsgoodSteel
        • 4.14.1.7. SteelMPF
        • 4.14.1.8. Steel01Thermal
      • 4.14.2. Concrete Materials
        • 4.14.2.1. Concrete01
        • 4.14.2.2. Concrete02
        • 4.14.2.3. Concrete02IS material
        • 4.14.2.4. Concrete04
        • 4.14.2.5. Concrete06
        • 4.14.2.6. Concrete07
        • 4.14.2.7. Concrete01WithSITC
        • 4.14.2.8. ConfinedConcrete01
        • 4.14.2.9. ConcreteD
        • 4.14.2.10. FRPConfinedConcrete
        • 4.14.2.11. FRPConfinedConcrete02
        • 4.14.2.12. ConcreteCM
        • 4.14.2.13. TDConcrete
        • 4.14.2.14. TDConcreteEXP
        • 4.14.2.15. TDConcreteMC10
        • 4.14.2.16. TDConcreteMC10NL
      • 4.14.3. Standard Uniaxial Materials
        • 4.14.3.1. Elastic Uniaxial Material
        • 4.14.3.2. Elastic-Perfectly Plastic Material
        • 4.14.3.3. Elastic-Perfectly Plastic Gap Material
        • 4.14.3.4. Elastic-No Tension Material
        • 4.14.3.5. Hysteretic
        • 4.14.3.6. Parallel Material
        • 4.14.3.7. Series Material
      • 4.14.4. PyTzQz uniaxial materials for p-y, t-z and q-z elements for modeling soil-structure interaction through the piles in a structural foundation
        • 4.14.4.1. PySimple1 Material
        • 4.14.4.2. TzSimple1 Material
        • 4.14.4.3. QzSimple1 Material
        • 4.14.4.4. PyLiq1 Material
        • 4.14.4.5. TzLiq1 Material
        • 4.14.4.6. QzLiq1 Material
      • 4.14.5. Other Uniaxial Materials
        • 4.14.5.1. Hardening Material
        • 4.14.5.2. CastFuse Material
        • 4.14.5.3. Damper material wrapper
        • 4.14.5.4. ViscousDamper Material
        • 4.14.5.5. BilinearOilDamper Material
        • 4.14.5.6. Modified Ibarra-Medina-Krawinkler Deterioration Model with Bilinear Hysteretic Response (Bilin Material)
        • 4.14.5.7. Modified Ibarra-Medina-Krawinkler Deterioration Model with Peak-Oriented Hysteretic Response (ModIMKPeakOriented Material)
        • 4.14.5.8. Modified Ibarra-Medina-Krawinkler Deterioration Model with Pinched Hysteretic Response (ModIMKPinching Material)
        • 4.14.5.9. SAWS Material
        • 4.14.5.10. BarSlip Material
        • 4.14.5.11. Bond SP01 - - Strain Penetration Model for Fully Anchored Steel Reinforcing Bars
        • 4.14.5.12. Fatigue Material
        • 4.14.5.13. Multiplier material wrapper
        • 4.14.5.14. Impact Material
        • 4.14.5.15. Hyperbolic Gap Material
        • 4.14.5.16. Limit State Material
        • 4.14.5.17. MinMax Material
        • 4.14.5.18. ElasticBilin Material
        • 4.14.5.19. ElasticMultiLinear Material
        • 4.14.5.20. MultiLinear
        • 4.14.5.21. Initial Strain Material
        • 4.14.5.22. Initial Stress Material
        • 4.14.5.23. Penalty material wrapper
        • 4.14.5.24. PathIndependent Material
        • 4.14.5.25. SimpleFracture material wrapper
        • 4.14.5.26. TensionOnly material wrapper
        • 4.14.5.27. Pinching4 Material
        • 4.14.5.28. Engineered Cementitious Composites Material
        • 4.14.5.29. SelfCentering Material
        • 4.14.5.30. Viscous Material
        • 4.14.5.31. BoucWen Material
        • 4.14.5.32. BWBN Material
        • 4.14.5.33. KikuchiAikenHDR Material
        • 4.14.5.34. KikuchiAikenLRB Material
        • 4.14.5.35. AxialSp Material
        • 4.14.5.36. AxialSpHD Material
        • 4.14.5.37. Pinching Limit State Material
        • 4.14.5.38. CFSWSWP Wood-Sheathed Cold-Formed Steel Shear Wall Panel
        • 4.14.5.39. CFSSSWP Steel-Sheathed Cold-formed Steel Shear Wall Panel
        • 4.14.5.40. Backbone Material
        • 4.14.5.41. Masonry
        • 4.14.5.42. Pipe Material
    • 4.15. nDMaterial commands
      • nDMaterial()
      • 4.15.1. Standard Models
        • 4.15.1.1. ElasticIsotropic
        • 4.15.1.2. ElasticOrthotropic
        • 4.15.1.3. J2Plasticity
        • 4.15.1.4. DruckerPrager
        • 4.15.1.5. PlaneStress
        • 4.15.1.6. PlaneStrain
        • 4.15.1.7. MultiaxialCyclicPlasticity
        • 4.15.1.8. BoundingCamClay
        • 4.15.1.9. PlateFiber
        • 4.15.1.10. FSAM
        • 4.15.1.11. ManzariDafalias
        • 4.15.1.12. PM4Sand
        • 4.15.1.13. PM4Silt
        • 4.15.1.14. StressDensityModel
        • 4.15.1.15. AcousticMedium
      • 4.15.2. Tsinghua Sand Models
        • 4.15.2.1. CycLiqCP
        • 4.15.2.2. CycLiqCPSP
      • 4.15.3. Materials for Modeling Concrete Walls
        • 4.15.3.1. PlateFromPlaneStress
        • 4.15.3.2. PlateRebar
        • 4.15.3.3. PlasticDamageConcretePlaneStress
      • 4.15.4. Contact Materials for 2D and 3D
        • 4.15.4.1. ContactMaterial2D
        • 4.15.4.2. ContactMaterial3D
      • 4.15.5. Wrapper material for Initial State Analysis
        • 4.15.5.1. InitialStateAnalysisWrapper
        • 4.15.5.2. Initial Stress Material
        • 4.15.5.3. Initial Strain Material
      • 4.15.6. UC San Diego soil models
        • 4.15.6.1. PressureIndependMultiYield
        • 4.15.6.2. PressureDependMultiYield
        • 4.15.6.3. PressureDependMultiYield02
        • 4.15.6.4. PressureDependMultiYield03
      • 4.15.7. UC San Diego Saturated Undrained soil
        • 4.15.7.1. FluidSolidPorousMaterial
    • 4.16. section commands
      • section()
      • 4.16.1. Elastic Section
      • 4.16.2. Fiber Section
        • 4.16.2.1. Fiber Command
        • 4.16.2.2. Patch Command
        • 4.16.2.3. Layer Command
      • 4.16.3. Fiber Thermal Section
      • 4.16.4. NDFiber Section
      • 4.16.5. Wide Flange Section
      • 4.16.6. RC Section
      • 4.16.7. RCCircular Section
      • 4.16.8. Parallel Section
      • 4.16.9. Section Aggregator
      • 4.16.10. Uniaxial Section
      • 4.16.11. Elastic Membrane Plate Section
      • 4.16.12. Plate Fiber Section
      • 4.16.13. Bidirectional Section
      • 4.16.14. Isolator2spring Section
      • 4.16.15. LayeredShell
      • 4.16.16. Pipe Section
    • 4.17. frictionModel commands
      • frictionModel()
      • 4.17.1. Coulomb
      • 4.17.2. Velocity Dependent Friction
      • 4.17.3. Velocity and Normal Force Dependent Friction
      • 4.17.4. Velocity and Pressure Dependent Friction
      • 4.17.5. Multi-Linear Velocity Dependent Friction
    • 4.18. geomTransf commands
      • geomTransf()
      • 4.18.1. Linear Transformation
      • 4.18.2. PDelta Transformation
      • 4.18.3. Corotational Transformation
  • 5. Analysis Commands
    • 5.1. constraints commands
      • constraints()
      • 5.1.1. Plain Constraints
      • 5.1.2. Lagrange Multipliers
      • 5.1.3. Penalty Method
      • 5.1.4. Transformation Method
    • 5.2. numberer commands
      • numberer()
      • 5.2.1. Plain Numberer
      • 5.2.2. RCM Numberer
      • 5.2.3. AMD Numberer
      • 5.2.4. Parallel Plain Numberer
      • 5.2.5. Parallel RCM Numberer
    • 5.3. system commands
      • system()
      • 5.3.1. BandGeneral SOE
      • 5.3.2. BandSPD SOE
      • 5.3.3. ProfileSPD SOE
      • 5.3.4. SuperLU SOE
      • 5.3.5. UmfPack SOE
      • 5.3.6. FullGeneral SOE
      • 5.3.7. SparseSYM SOE
      • 5.3.8. Diagonal System
        • system()
        • 5.3.8.1. Mass Lumping
      • 5.3.9. MUMPS Solver
      • 5.3.10. PythonSparse system
        • 5.3.10.1. Example — CuPy conjugate gradient (GPU)
        • 5.3.10.2. Example — SciPy direct solve (CPU)
    • 5.4. test commands
      • test()
      • 5.4.1. NormUnbalance
      • 5.4.2. NormDispIncr
      • 5.4.3. energyIncr
      • 5.4.4. RelativeNormUnbalance
      • 5.4.5. RelativeNormDispIncr
      • 5.4.6. RelativeTotalNormDispIncr
      • 5.4.7. RelativeEnergyIncr
      • 5.4.8. FixedNumIter
      • 5.4.9. NormDispAndUnbalance
      • 5.4.10. NormDispOrUnbalance
    • 5.5. algorithm commands
      • algorithm()
      • 5.5.1. Linear Algorithm
      • 5.5.2. Newton Algorithm
      • 5.5.3. Newton with Line Search
      • 5.5.4. Modified Newton Algorithm
      • 5.5.5. Krylov-Newton Algorithm
      • 5.5.6. SecantNewton Algorithm
      • 5.5.7. RaphsonNewton Algorithm
      • 5.5.8. PeriodicNewton Algorithm
      • 5.5.9. BFGS Algorithm
      • 5.5.10. Broyden Algorithm
    • 5.6. integrator commands
      • 5.6.1. Static integrator objects
        • 5.6.1.1. LoadControl
        • 5.6.1.2. DisplacementControl
        • 5.6.1.3. Parallel DisplacementControl
        • 5.6.1.4. Minimum Unbalanced Displacement Norm
        • 5.6.1.5. Arc-Length Control
      • 5.6.2. Transient integrator objects
        • 5.6.2.1. Central Difference
        • 5.6.2.2. Newmark Method
        • 5.6.2.3. Hilber-Hughes-Taylor Method
        • 5.6.2.4. Generalized Alpha Method
        • 5.6.2.5. TRBDF2
        • 5.6.2.6. Explicit Difference
    • 5.7. analysis command
      • analysis()
    • 5.8. eigen command
      • eigen()
      • 5.8.1. PythonSparse eigen solver
        • 5.8.1.1. Example — SciPy eigsh
    • 5.9. analyze command
      • analyze()
    • 5.10. modalProperties Command
      • modalProperties()
      • 5.10.1. Theory
    • 5.11. responseSpectrumAnalysis Command
      • responseSpectrumAnalysis()
      • 5.11.1. Theory
  • 6. Output Commands
    • 6.1. basicDeformation command
      • basicDeformation()
    • 6.2. basicForce command
      • basicForce()
    • 6.3. basicStiffness command
      • basicStiffness()
    • 6.4. eleDynamicalForce command
      • eleDynamicalForce()
    • 6.5. eleForce command
      • eleForce()
    • 6.6. eleNodes command
      • eleNodes()
    • 6.7. eleResponse command
      • eleResponse()
    • 6.8. getEleTags command
      • getEleTags()
    • 6.9. getLoadFactor command
      • getLoadFactor()
    • 6.10. getNodeTags command
      • getNodeTags()
    • 6.11. getTime command
      • getTime()
    • 6.12. nodeAccel command
      • nodeAccel()
    • 6.13. nodeBounds command
      • nodeBounds()
    • 6.14. nodeCoord command
      • nodeCoord()
    • 6.15. nodeDisp command
      • nodeDisp()
    • 6.16. nodeEigenvector command
      • nodeEigenvector()
    • 6.17. nodeDOFs command
      • nodeDOFs()
    • 6.18. nodeMass command
      • nodeMass()
    • 6.19. nodePressure command
      • nodePressure()
    • 6.20. nodeReaction command
      • nodeReaction()
    • 6.21. nodeResponse command
      • nodeResponse()
    • 6.22. nodeVel command
      • nodeVel()
    • 6.23. nodeUnbalance command
      • nodeUnbalance()
    • 6.24. numFact command
      • numFact()
    • 6.25. numIter command
      • numIter()
    • 6.26. printA command
      • printA()
    • 6.27. printB command
      • printB()
    • 6.28. printGID command
      • printGID()
    • 6.29. printModel command
      • printModel()
    • 6.30. record command
      • record()
    • 6.31. recorder command
      • recorder()
      • 6.31.1. node recorder command
      • 6.31.2. node envelope recorder command
      • 6.31.3. element recorder command
        • 6.31.3.1. Recording fiber response
        • 6.31.3.2. Recording section response by location (sectionX)
      • 6.31.4. element envelope recorder command
      • 6.31.5. pvd recorder command
      • 6.31.6. background recorder command
      • 6.31.7. Collapse Recorder command
    • 6.32. sectionForce command
      • sectionForce()
    • 6.33. sectionDeformation command
      • sectionDeformation()
    • 6.34. sectionStiffness command
      • sectionStiffness()
    • 6.35. sectionFlexibility command
      • sectionFlexibility()
    • 6.36. sectionLocation command
      • sectionLocation()
    • 6.37. sectionWeight command
      • sectionWeight()
    • 6.38. systemSize command
      • systemSize()
    • 6.39. testIter command
      • testIter()
    • 6.40. testNorm command
      • testNorm()
    • 6.41. version command
      • version()
    • 6.42. logFile command
      • logFile()
  • 7. Utility Commands
    • 7.1. convertBinaryToText command
      • convertBinaryToText()
    • 7.2. convertTextToBinary command
      • convertTextToBinary()
    • 7.3. database command
      • database()
    • 7.4. InitialStateAnalysis command
      • InitialStateAnalysis()
    • 7.5. loadConst command
      • loadConst()
    • 7.6. modalDamping command
      • modalDamping()
    • 7.7. reactions command
      • reactions()
    • 7.8. remove command
      • remove()
    • 7.9. reset command
      • reset()
    • 7.10. restore command
      • restore()
    • 7.11. save command
      • save()
    • 7.12. sdfResponse command
    • 7.13. setTime command
      • setTime()
    • 7.14. setNodeCoord command
      • setNodeCoord()
    • 7.15. setNodeDisp command
      • setNodeDisp()
    • 7.16. setNodeVel command
      • setNodeVel()
    • 7.17. setNodeAccel command
      • setNodeAccel()
    • 7.18. setPrecision command
      • setPrecision()
    • 7.19. setElementRayleighDampingFactors command
      • setElementRayleighDampingFactors()
    • 7.20. setNodeTemperature command
      • setNodeTemperature()
    • 7.21. start command
      • start()
    • 7.22. stop command
      • stop()
    • 7.23. stripXML command
      • stripXML()
    • 7.24. updateElementDomain command
      • updateElementDomain()
    • 7.25. updateMaterialStage
    • 7.26. wipe command
      • wipe()
    • 7.27. wipeAnalysis command
      • wipeAnalysis()
    • 7.28. setNumthread command
      • setNumThreads()
    • 7.29. getNumthread command
      • getNumThreads()
  • 8. FSI Commands
    • 8.1. mesh command
      • mesh()
      • 8.1.1. line mesh
      • 8.1.2. triangular mesh
      • 8.1.3. quad mesh
      • 8.1.4. tetrahedron mesh
      • 8.1.5. particle mesh
      • 8.1.6. background mesh
    • 8.2. remesh command
      • remesh()
    • 8.3. PFEM integrator
    • 8.4. PFEM SOE
    • 8.5. PFEM test
    • 8.6. PFEM analysis
  • 9. Sensitivity Commands
    • 9.1. parameter command
      • parameter()
      • 9.1.1. Examples
    • 9.2. addToParameter command
      • addToParameter()
    • 9.3. updateParameter command
      • updateParameter()
    • 9.4. setParameter command
      • setParameter()
    • 9.5. getParamTags command
      • getParamTags()
    • 9.6. getParamValue command
      • getParamValue()
    • 9.7. computeGradients command
      • computeGradients()
    • 9.8. sensitivityAlgorithm command
      • sensitivityAlgorithm()
    • 9.9. sensNodeDisp command
      • sensNodeDisp()
    • 9.10. sensNodeVel command
      • sensNodeVel()
    • 9.11. sensNodeAccel command
      • sensNodeAccel()
    • 9.12. sensLambda command
      • sensLambda()
    • 9.13. sensSectionForce command
      • sensSectionForce()
    • 9.14. sensNodePressure command
      • sensNodePressure()
  • 10. Reliability Commands
    • 10.1. randomVariable command
      • randomVariable()
  • 11. Parallel Commands
    • 11.1. getPID command
      • getPID()
    • 11.2. getNP command
      • getNP()
    • 11.3. barrier command
      • barrier()
    • 11.4. send command
      • send()
    • 11.5. recv command
      • recv()
    • 11.6. Bcast command
      • Bcast()
    • 11.7. setStartNodeTag command
      • setStartNodeTag()
    • 11.8. domainChange command
      • domainChange()
    • 11.9. partition command
      • partition()
  • 12. Preprocessing Commands
    • 12.1. DiscretizeMember command
      • preprocessing.DiscretizeMember.DiscretizeMember()
  • 13. Postprocessing Modules
  • 14. Examples
    • 14.1. Structural Examples
      • 14.1.1. Elastic Truss Analysis
      • 14.1.2. Nonlinear Truss Analysis
      • 14.1.3. Portal Frame 2d Analysis
      • 14.1.4. Moment Curvature Analysis
      • 14.1.5. Reinforced Concrete Frame Gravity Analysis
      • 14.1.6. Reinforced Concrete Frame Pushover Analysis
      • 14.1.7. Three story steel building with rigid beam-column connections and W-section
      • 14.1.8. Cantilever FRP-Confined Circular Reinforced Concrete Column under Cyclic Lateral Loading
    • 14.2. Earthquake Examples
      • 14.2.1. Cantilever 2D EQ ground motion with gravity Analysis
      • 14.2.2. Reinforced Concrete Frame Earthquake Analysis
      • 14.2.3. Example name spaced nonlinear SDOF
      • 14.2.4. RotD Spectra of Ground Motion
      • 14.2.5. Nonlinear MDOF
    • 14.3. Tsunami Examples
      • 14.3.1. Moving Mesh
        • 14.3.1.1. Dambreak Analysis using moving mesh
        • 14.3.1.2. Dambreak with Elastic Obstacle Analysis using moving mesh
      • 14.3.2. Background Mesh
        • 14.3.2.1. Dambreak Analysis using background mesh
        • 14.3.2.2. Dambreak with Elastic Obstacle Analysis using background mesh
        • 14.3.2.3. Dambreak 3D Analysis using background mesh
    • 14.4. GeoTechnical Examples
      • 14.4.1. Laterally-Loaded Pile Foundation
      • 14.4.2. Effective Stress Site Response Analysis of a Layered Soil Column
      • 14.4.3. PM4Sand model undrained cyclic simple shear element
    • 14.5. Thermal Examples
      • 14.5.1. Restrained beam under thermal expansion
    • 14.6. Parallel Examples
      • 14.6.1. Hello World Example 1
      • 14.6.2. Hello World Example 2
      • 14.6.3. Parallel Truss Example
      • 14.6.4. Parallel Tri31 Example
      • 14.6.5. Parallel Parametric Study Example
    • 14.7. Plotting Examples
      • 14.7.1. vfo - Visualization for OpenSees (Examples)
      • 14.7.2. opsvis Examples
    • 14.8. Sensitivity Examples
      • 14.8.1. Simple cantilever for load-controlled sensitivity analysis
      • 14.8.2. Two storey steel moment frame with W-sections for displacement-controlled sensitivity analysis
OpenSeesPy
  • 14. Examples
  • View page source

14. Examples¶

  1. Structural Examples

  2. Earthquake Examples

  3. Tsunami Examples

  4. GeoTechnical Examples

  5. Thermal Examples

  6. Parallel Examples

  7. Plotting Examples

  8. Sensitivity Examples

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