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Structural Mechanics

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COMSOL Multiphysics®
AC/DC Module
Acoustics Module
Battery Design Module
CFD Module
Chemical Reaction Engineering Module
Composite Materials Module
Corrosion Module
Electrochemistry Module
Electrodeposition Module
Fatigue Module
Geomechanics Module
Heat Transfer Module
MEMS Module
Metal Processing Module
Microfluidics Module
Multibody Dynamics Module
Nonlinear Structural Materials Module
Pipe Flow Module
Porous Media Flow Module
Rotordynamics Module
Structural Mechanics Module
Subsurface Flow Module
Select any check box to highlight individual products:
Physics Interfaces and Study Types
ExpandBeam
ExpandBeam Cross Section
ExpandBeam Rotor
ExpandFatigue
ExpandHydrodynamic Bearing
ExpandLayered Shell
ExpandLumped Mechanical System
ExpandMembrane
ExpandMultibody Dynamics
ExpandPipe Mechanics
ExpandPlate
ExpandShell
ExpandSolid Mechanics
ExpandSolid Rotor
ExpandSolid Rotor, Fixed Frame
ExpandTruss
ExpandWire
Conditions on Surfaces
Beam Cross Section
ExpandHomogeneous Cross Section
Hydrodynamic Bearing
Bearing Orientation
Cavitation
Dynamic Coefficients Calculation
Inlet
Outlet
Squeeze Film Damper
Contact Properties
Laminar Flow
Smooth Surface
Turbulent Flow
ExpandRough Surface
Floating Ring Bearing Types
Full Floating
Semi Floating
Foundation Types
Flexible Foundation
Moving Foundation
Journal Bearing Types
Elliptic
Multilobe
Plain
Split Halves
Tilting Pad
User Defined
Lubrication Types
Gas Lubrication (Modified Reynolds Equation)
Liquid Lubrication (Reynolds Equation)
Multiphysics Couplings
ExpandBeam Rotor–Bearing Coupling
ExpandSolid Rotor–Bearing Coupling
ExpandSolid–Bearing Coupling
Thrust Bearing Types
Tapered
Tilting Pad
User Defined
Layered Shell
Added Mass
Adiabatic Heating1
Base Excitation
Body Load
Gravity
Inertia Relief
Linearly Accelerated Frame
Rigid Motion Suppression
Warpage
ExpandContact
ExpandRotating Frame
ExpandSpring Foundation
Condition on Interfaces
Added Mass, Interface
Face Load
Roller, Interface
Thin Elastic Layer, Interface
ExpandRigid Connector, Interface
ExpandSpring Foundation, Interface
Constitutive Relations
Delamination
ExpandCreep1
ExpandDamage1
ExpandHyperelasticity1
ExpandLinear Elastic Material
ExpandPiezoelectric Material1
ExpandPlasticity1
ExpandRigid Material
ExpandViscoelasticity
ExpandViscoplasticity1
Multiphysics Couplings
ExpandAcoustic–Structure Boundary1
ExpandFluid–Structure Interaction
ExpandLayered Shell–Shell Connection
ExpandLayered Shell–Structure Cladding
ExpandLayered Shell–Structure Transition
ExpandPiezoelectricity, Layered2
ExpandPiezoresistivity, Layered1
ExpandPoroelasticity, Layered1
ExpandThermal Expansion, Layered1
Membrane
Added Mass
Adiabatic Heating
Base Excitation
Body Load
External Stress-Strain Relation
Face Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
Rigid Motion Suppression
Wrinkling
ExpandContact
ExpandCreep
ExpandHyperelastic Material
ExpandLinear Elastic Material
ExpandLinear Elastic Material, Layered3
ExpandNonlinear Elastic Material
ExpandPlasticity
ExpandRotating Frame
ExpandSpring Foundation
ExpandThickness and Offset
ExpandViscoelasticity
ExpandViscoplasticity
Multiphysics Couplings
ExpandAcoustic–Structure Boundary
ExpandEmbedded Reinforcement
ExpandFluid–Structure Interaction
ExpandLayered Shell–Structure Cladding
ExpandSolid–Thin Structure Connection
ExpandThermoacoustic–Structure Boundary
Multibody Dynamics
Added Mass
Roller
ExpandBoundary Load
ExpandContact
ExpandFixed Constraint
ExpandPrescribed Displacement
ExpandRadial Roller Bearing1
ExpandSpring Foundation
Multiphysics Couplings
ExpandAcoustic–Structure Boundary1
ExpandFluid–Structure Interaction
ExpandFluid–Structure Interaction, Pair
ExpandSolid–Beam Connection1
ExpandSolid–Bearing Coupling1
ExpandSolid–Thin Structure Connection1
ExpandStructure–Thin-Film Flow Interaction
ExpandThermoacoustic–Structure Boundary1
Shell and Plate
Added Mass
Base Excitation
Body Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
Offset
Reduced Flexible Components
Rigid Connector
Rigid Motion Suppression
Warpage
Boundary to Boundary Connection
ExpandContact
ExpandCreep
ExpandFace Load
ExpandFiber
ExpandHyperelastic Material, Layered3
ExpandLinear Elastic Material
ExpandLinear Elastic Material, Layered3
ExpandPiezoelectric Material, Layered3
ExpandPlasticity
ExpandRigid Material
ExpandRotating Frame
ExpandSection Stiffness
ExpandSpring foundation
ExpandThickness and Offset
ExpandViscoelasticty
ExpandViscoplasticity
Multiphysics Couplings
ExpandAcoustic–Structure Boundary
ExpandFluid–Structure Interaction
ExpandLayered Shell–Shell Connection
ExpandLayered Shell–Structure Cladding
ExpandLayered Shell–Structure Transition
ExpandPiezoresistivity, Shell4
ExpandShel–Beam Connection
ExpandShell–Thin-Film Flow Interaction
ExpandSolid–Bearing Coupling
ExpandSolid–Thin Structure Connection
ExpandStructure–Pipe Connection
ExpandThermoacoustic–Structure Boundary
Solid Mechanics
Added Mass
Antisymmetry
Low-Reflecting Boundary
Port
Prescribed Acceleration
Prescribed Velocity
Roller
Symmetry
Warpage
ExpandBoundary Load
ExpandContact
ExpandCrack
ExpandEnclosed Fluid
ExpandFixed Constraint
ExpandPeriodic Condition
ExpandPrescribed Displacement
ExpandSpring Foundation
ExpandThin Layer
Multiphysics Couplings
ExpandAcoustic–Structure Boundary
ExpandElectrostriction5
ExpandEmbedded Reinforcement
ExpandFluid-Structure Interaction, Pair
ExpandFluid–Structure Interaction
ExpandLayered Shell–Structure Cladding
ExpandLayered Shell–Structure Transition
ExpandSolid–Beam Connection
ExpandSolid–Bearing Coupling
ExpandSolid–Thin Structure Connection
ExpandStructure–Pipe Connection
ExpandStructure–Thin-Film Flow Interaction
ExpandThermoacoustic–Structure Boundary
Solid Rotor & Solid Rotor, Fixed Frame
Added Mass
Applied Torque
Fixed Axial Rotation
Liquid Annular Seal
Rotor Coupling
ExpandFace Load with Total Force, Force per Area, and Pressure Load
Bearing Models
Force per Area
Misalignment
No Clearance
Plain Hydrodynamic
Total Force and Moment
Total Spring and Damping Constant
Bearing Types
Active Magnetic Bearing
Journal Bearing
Multi-Spool Bearing
Thrust Bearing
ExpandRadial Roller Bearing
Foundation Types
Attachment
Flexible Foundation
Moving Foundation
Squeeze Film Damper
Multiphysics Couplings
ExpandSolid Rotor–Bearing Coupling
Edge and Point Conditions
Beam
Added Mass
Base Excitation
Beam End Release
Bolt Pretension
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
No Rotation
Pinned
Point Mass
Rigid Connector
Rigid Motion Suppression
Symmetry/Antisymmetry
ExpandCross-Section Data
ExpandFixed Constraint
ExpandLinear Elastic Material
ExpandPrescribed Displacement/Rotation
ExpandRigid Material
ExpandRotating Frame
ExpandSection Stiffness
ExpandSpring Foundation
Multiphysics Couplings
ExpandEmbedded Reinforcement
ExpandLumped–Structure Connection
ExpandShell–Beam Connection
ExpandSolid–Beam Connection
Beam Rotor
Change Rotor Speed
Disk
Gravity
Liquid Annular Seal
No Axial Vibration
No Torsion
Rotor Coupling
Rotor Cross Section
Rotor Rub
ExpandLinear Elastic Material
ExpandLoad with Total Force, and Force per Length
Bearing Models
Misalignment
No Clearance
Plain Hydrodynamic
Total Force and Moment
Total Spring and Damping Constant
Bearing Types
Active Magnetic Bearing
Journal Bearing
Multi-Spool Bearing
Thrust Bearing
ExpandRadial Roller Bearing
Foundation Types
Attachment
Flexible Foundation
Moving Foundation
Squeeze Film Damper
Multiphysics Couplings
ExpandBeam Rotor Bearing Coupling
ExpandLumped-Structure Connection
Hydrodynamic Bearing
Border
Inlet
Outlet
Symmetry
Wall
Layered Shell
Added Mass
Antisymmetry
Continuity
Prescribed Acceleration
Prescribed Velocity
Roller
Symmetry
Thin Elastic Layer
ExpandFixed Constraint
ExpandPrescribed Displacement
ExpandSpring Foundation
Loads
Boundary Load
Edge Load
Line Load
Point Load
Multiphysics Couplings
ExpandLumped-Structure Connection
Membrane
Added Mass
Average Rotation
Edge Load
Point Load
Symmetry/Antisymmetry
ExpandFixed Constraint
ExpandPrescribed Displacement
ExpandSpring Foundation
Multiphysics Couplings
ExpandLumped–Structure Connection
Multibody Dynamics
Added Mass
Average Rotation
Edge Load
Point Load
ExpandFixed Constraint
ExpandPrescribed Displacement
ExpandSpring Foundation
Multiphysics Couplings
ExpandLumped–Structure Connection
Pipe Mechanics
Base Excitation
Edge Load
Fixed Constraint
Fluid Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
No Rotation
Pinned
Point Mass
Spring Foundation
ExpandAdded Mass
ExpandFluid and Pipe Materials
ExpandPipe Cross-Section
ExpandPrescribed Displacement/Rotation
ExpandRigid Connector
ExpandRigid Material
Multiphysics Couplings
ExpandFluid–Pipe Interaction
ExpandLumped–Structure Connection
ExpandStructure–Pipe Connection
Shell and Plate
Added Mass
Edge Force and Moment
Edge to Boundary Connection
No Rotation
Pinned
Point Force and Moment
Point Mass
Prescribed Displacement/Rotation
Rigid Connector
Simply Supported
Symmetry/Antisymmetry
ExpandEdge to Edge Connection
ExpandFixed Constraint
ExpandPeriodic Condition
ExpandSpring Foundation
Multiphysics Couplings
ExpandLumped–Structure Connection
ExpandShell–Beam Connection
ExpandSolid–Thin Structure Connection
Solid Mechanics
Added Mass
Average Rotation
Edge Load
Point Load
Stress Linearization
ExpandFixed Constraint
ExpandPrescribed Displacement
ExpandSpring Foundation
Multiphysics Couplings
ExpandLumped–Structure Connection
Solid Rotor & Solid Rotor, Fixed Frame
Average Rotation
Multiphysics Couplings
ExpandLumped–Structure Connection
Truss
Added Mass
Adiabatic Heating
Average Rotation
Base Excitation
Cross-Section Data
Edge Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
Point Load
Point Mass
Rigid Motion Suppression
Straight-Edge Constraint
Symmetry/Antisymmetry
ExpandLinear Elastic Material
ExpandPinned
ExpandPlasticity
ExpandPrescribed Displacement
ExpandRotating Frame
ExpandShape Memory Alloy
ExpandSpring Foundation
ExpandSpring–Damper Material
Multiphysics Couplings
ExpandEmbedded Reinforcement
ExpandLumped–Structure Connection
Wire
Added Mass
Edge Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
Point Load
Point Mass
Symmetry/Antisymmetry
ExpandElastic Wire
ExpandPinned
ExpandPrescribed Displacement
ExpandRotating Frame
ExpandSpring Foundation
Multiphysics Couplings
ExpandEmbedded Reinforcement
ExpandLumped–Structure Connection
Fatigue Evaluation
ExpandCumulative Damage
ExpandEnergy-Based
ExpandHarmonic Vibration
ExpandRandom Vibration
ExpandStrain-Based
ExpandStrain-Life
ExpandStress-Based
ExpandStress-Life
Lumped Mechanical System
Damper
Displacement Source
External Source
Force Source
Impedance
Mass
Spring
Subsystem Definition
Subsystem Instance
Multiphysics Couplings
ExpandLumped–Structure Connection
Terminals
Acceleration Node
Displacement Node
Fixed Node
Force Node
Free Node
Impedance Node
Velocity Node
Material Library
Piezoelectric
Piezoresistivity
Material Types
ExpandLayered Material
ExpandLayered Material Link
ExpandLayered Material Stack
Part Libraries
Beams
Bolts
External Gears
Internal Gears
Racks
Roller Chains
Predefined Multiphysics Interfaces
ExpandBeam Rotor with Hydrodynamic Bearing
ExpandElectromechanics
ExpandElectromechanics, Boundary Elements
ExpandElectrostriction5
ExpandFerroelectroelasticity5
ExpandFluid–Pipe Interaction, Fixed Geometry
ExpandJoule Heating and Thermal Expansion
ExpandMagnetic–Elastic Interaction in Rotating Machinery1
ExpandMagnetic–Rigid Body Interaction in Rotating Machinery
ExpandMagnetomechanics7
ExpandMagnetomechanics, No Currents7
ExpandNonlinear Magnetostriction7
ExpandPhase Field Damage
ExpandPiezoelectricity
ExpandPiezoelectricity, Layered Shell
ExpandPiezomagnetism7
ExpandPiezoresistivity, Boundary Currents
ExpandPiezoresistivity, Domain Currents
ExpandPiezoresistivity, Layered Shell1
ExpandPiezoresistivity, Shell1
ExpandPoroelasticity, Large Deformation, Solid1
ExpandPoroelasticity, Layered Shell1
ExpandPoroelasticity, Solid
ExpandShell–Thin-Film Damping
ExpandSolid Rotor with Hydrodynamic Bearing
ExpandSolid–Thin-Film Damping
ExpandThermal Stress, Layered Shell1
ExpandThermal Stress, Membrane1
ExpandThermal Stress, Shell1
ExpandThermal Stress, Solid
ExpandThermoelasticity
ExpandUnsaturated Poroelasticity1
Results and Visualization
Layered Material (data set)
Layered Material Slice (plot)
Matrix Histogram
Principal Stress Surface
Principal Stress Volume
Through Thickness (plot)
Whirl (plot)
Special Conditions
Beam
Point Load, Free
Spring–Damper
ExpandAttachment9
ExpandRigid Connector
Layered Shell
ExpandAttachment10
ExpandRigid Connector
Membrane
Point Load, Free
Spring-Damper
Multibody Dynamics
Base Motion
Cam-Follower
Point Load, Free
ExpandAttachment
ExpandChain Drive
ExpandRigid Body Contact
ExpandRigid Connector
ExpandSpring–Damper
Gear Pair Conditions
Backlash
Friction
Gear Elasticity
Transmission Error
Gear Pairs
Gear Pair
Rack and Pinion
Worm and Wheel
Joint Conditions
Applied Force and Moment
Constraints
Friction
Locking
Spring and Damper
ExpandJoint Elasticity
ExpandPrescribed Motion
Joints
Ball Joint
Clearance Joint
Cylindrical Joint
Distance Joint
Fixed Joint
Hinge Joint
Planar Joint
Prismatic Joint
Reduced Slot Joint
Screw Joint
Slot Joint
Universal Joint
Shell
Point Load, Free
Spring–Damper
ExpandAttachment9
ExpandRigid Connector
Solid Mechanics
Cell Periodicity
Elastic Predeformation
Fixed Joint
Parameter Estimation
Point Load, Free
Section Forces
Spring-Damper
ExpandAttachment
ExpandBolt Pretension
ExpandBolt Thread Contact
ExpandRigid Connector
ExpandTest Material
Solid Rotor & Solid Rotor, Fixed Frame
ExpandGear Pair1
Truss
Point Load, Free
Spring–Damper
Volumetric Domain Properties
Infinite Domain Modeling with Infinite Elements
Infinite Domain Modeling with Perfectly Matched Layers
Initial Stress and Strain Tensors
Beam Cross Section
Homogeneous Cross Section
Safety
Multibody Dynamics
Added Mass
Base Excitation
Body Load
Geometric Nonlinearity
Gravity
Inertia Relief
Initially Rigid
Linearly Accelerated Frame
Reduced Flexible Components
Rigid Motion Suppression
ExpandInitial Values
ExpandRotating Frame
Constitiutive Relations
ExpandGears
ExpandLinear Elastic
ExpandRigid Material
Multiphysics Couplings
ExpandMagnetic Forces, Rotating Machinery6
ExpandSolid–Beam Connection1
ExpandSolid–Thin Structure Connection1
ExpandThermal Expansion1
Solid Mechanics
Added Mass
Adiabatic Heating
Base Excitation
Body Load
Geometric Nonlinearity
Gravity
Inertia Relief
Linearly Accelerated Frame
Reduced Flexible Components
Rigid Motion Suppression
ExpandRotating Frame
ExpandSpring Foundation
Constitutive Relations
External Stress-Strain Relation
ExpandConcrete
ExpandCreep
ExpandDamage
ExpandElastoplastic Soil Material
ExpandFiber
ExpandHyperelastic Material
ExpandLinear Elastic Material
ExpandNonlinear Elastic Material
ExpandPiezoelectric Material
ExpandPiezomagnetic Material7
ExpandPlasticity
ExpandPolymer Viscoplasticity
ExpandPorous Plasticity
ExpandRigid Material
ExpandRocks
ExpandShape Memory Alloy
ExpandSoil Plasticity
ExpandViscoelasticity
ExpandViscoplasticity
Multiphysics Couplings
Intercalation Strain
ExpandHygroscopic Swelling
ExpandLorentz Coupling7
ExpandMagnetic Forces7
ExpandMagnetic Forces, Rotating Machinery6
ExpandMagnetomechanical Forces7
ExpandMagnetostriction7
ExpandPiezoelectricity
ExpandPoroelasticity8
ExpandPoroelasticity, Large Deformation1
ExpandSolid–Bearing Coupling
ExpandThermal Expansion
ExpandUnsaturated Poroelasticity1
Space Dimension
3D
Expand1D
Expand1D Axisymmetric
Expand2D
Expand2D Axisymmetric
Solid Rotor & Solid Rotor, Fixed Frame
Added Mass
Geometric Nonlinearity
Gravity
Spin Softening
ExpandBody Load
ExpandGears1
ExpandLinear Elastic Material
ExpandRigid Material
  1. Requires all indicated products
  2. Requires the Composite Materials Module and one of the AC/DC Module or MEMS Module
  3. Requires the Composite Materials Module to handle multiple layers
  4. Requires the Structural Mechanics Module and one of the AC/DC Module or MEMS Module. Requires the Composite Materials Module to handle multiple layers.
  5. Requires the MEMS Module, or the AC/DC Module together with the Structural Mechanics Module
  6. Requires the AC/DC Module and one of the Structural Mechanics Module or Multibody Dynamics Module
  7. Requires the AC/DC Module and one of the Structural Mechanics Module, MEMS Module, or Acoustics Module
  8. Requires the Porous Media Flow Module or the Subsurface Flow Module, or the Structural Mechanics Module together with any module that includes the Darcy's Law interface
  9. Requires the Structural Mechanics Module and one of the Multibody Dynamics Module or the Rotordynamics Module
  10. Requires the Composite Materials Module and one of the Multibody Dynamics Module or the Rotordynamics Module