Dynamic mesh definition

Generated from SU2 commit 6b54b78464 on 2026-10-23. Do not edit this page. Edit the comment above the option in Common/src/CConfig.cpp instead.

GRID_MOVEMENT

Type of mesh motion

• Type: one of the values below
• Values: NONE, RIGID_MOTION, ROTATING_FRAME, STEADY_TRANSLATION, GUST
• Default: NONE
• In config_template.cfg: GRID_MOVEMENT= NONE
• Mentioned in: Basics of Multi-Zone Computations, Guide to Version v7, Setup Guide: Turbomachinery, Aachen turbine stage with Mixing-plane
• Used in 58 test case files, for example: inv_NACA0012_pitching.cfg (RIGID_MOTION), zone_1.cfg (STEADY_TRANSLATION), zone_1.cfg (NONE)
• Code: CConfig.cpp line 2449

SURFACE_MOVEMENT

Type of surface motion

More in config_template.cfg: Type of dynamic surface movement (NONE, DEFORMING, MOVING_WALL, AEROELASTIC, AEROELASTIC_RIGID_MOTION EXTERNAL, EXTERNAL_ROTATION)

• Type: list of the values below
• Values: DEFORMING, MOVING_WALL, AEROELASTIC_RIGID_MOTION, AEROELASTIC, EXTERNAL, EXTERNAL_ROTATION
• In config_template.cfg: SURFACE_MOVEMENT= NONE
• Mentioned in: Guide to Version v7
• Used in 8 test case files, for example: aeroelastic_NACA64A010.cfg (AEROELASTIC), inv_NACA0012_pitching_deform.cfg (DEFORMING), lam_cavity.cfg (MOVING_WALL)
• Code: CConfig.cpp line 2451

MARKER_MOVING

Marker(s) of moving surfaces (MOVING_WALL or DEFORMING grid motion).

More in config_template.cfg: Moving wall boundary marker(s) (NONE = no marker, ignored for RIGID_MOTION)

• Type: list of strings
• In config_template.cfg: MARKER_MOVING= ( NONE )
• Used in 8 test case files, for example: aeroelastic_NACA64A010.cfg (( airfoil )), lam_cavity.cfg (( upper )), spinning_cylinder.cfg (( cylinder ))
• Code: CConfig.cpp line 2453

MARKER_SOBOLEVBC

Marker(s) of gradient problem boundaries.

More in config_template.cfg: Marker for boundaries where Dirichlet boundary conditions are applied, only valid if working on the volume mesh.

• Type: list of strings
• In config_template.cfg: MARKER_SOBOLEVBC= ( airfoil )
• Used in 2 test case files, for example: inv_NACA0012_gradsmooth.cfg (( airfoil ))
• Code: CConfig.cpp line 2455

MACH_MOTION

Mach number (non-dimensional, based on the mesh velocity and freestream vals.)

More in config_template.cfg: Motion mach number (non-dimensional). Used for initializing a viscous flow with the Reynolds number and for computing force coeffs. with dynamic meshes.

• Type: real number
• Default: 0.0
• In config_template.cfg: MACH_MOTION= 0.8
• Mentioned in: Basics of Multi-Zone Computations, Setup Guide: Turbomachinery, Aachen turbine stage with Mixing-plane
• Used in 53 test case files, for example: aeroelastic_NACA64A010.cfg (0.85), inv_NACA0012_pitching.cfg (0.796), zone_1.cfg (0.35)
• Code: CConfig.cpp line 2457

MOTION_ORIGIN

Coordinates of the rigid motion origin

More in config_template.cfg: Coordinates of the motion origin

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: MOTION_ORIGIN= 0.25 0.0 0.0
• Mentioned in: Basics of Multi-Zone Computations, Configuration File, Guide to Version v7, Setup Guide: Turbomachinery, Aachen turbine stage with Mixing-plane
• Used in 36 test case files, for example: inv_NACA0012_pitching.cfg ((0.248 0.0 0.0)), config.cfg (( 0, 0, 0 )), HB.cfg (( 0.248 0.0 0.0 ))
• Code: CConfig.cpp line 2459

TRANSLATION_RATE

Translational velocity vector (m/s) in the x, y, & z directions (RIGID_MOTION only)

More in config_template.cfg: Translational velocity (m/s or ft/s) in the x, y, & z directions

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: TRANSLATION_RATE = 0.0 0.0 0.0
• Mentioned in: Guide to Version v7, Setup Guide: Turbomachinery
• Used in 6 test case files, for example: zone_1.cfg (0.0 0.0 0.0), zone_2.cfg (0.0 -150.0 0.0), config.cfg (-264.994, -5.78219, 0.0)
• Code: CConfig.cpp line 2461

ROTATION_RATE

Angular velocity vector (rad/s) about x, y, & z axes (RIGID_MOTION only)

More in config_template.cfg: Angular velocity vector (rad/s) about the motion origin

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: ROTATION_RATE = 0.0 0.0 0.0
• Mentioned in: Basics of Multi-Zone Computations, Guide to Version v7, Setup Guide: Turbomachinery, Aachen turbine stage with Mixing-plane
• Used in 30 test case files, for example: config.cfg (( 1500, 0, 0 )), config.cfg (0.0, 0.0, 0.5), config.cfg (0.0, 0.0, 0.0)
• Code: CConfig.cpp line 2463

PITCHING_OMEGA

Pitching angular freq. (rad/s) about x, y, & z axes (RIGID_MOTION only)

More in config_template.cfg: Pitching angular freq. (rad/s) about the motion origin

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: PITCHING_OMEGA= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 7 test case files, for example: inv_NACA0012_pitching.cfg ((0.0 0.0 106.69842)), HB.cfg (( 0.0 0.0 106.69842)), davis.cfg (( 0.0 0.0 109.933 ))
• Code: CConfig.cpp line 2465

PITCHING_AMPL

Pitching amplitude (degrees) about x, y, & z axes (RIGID_MOTION only)

More in config_template.cfg: Pitching amplitude (degrees) about the motion origin

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: PITCHING_AMPL= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 7 test case files, for example: inv_NACA0012_pitching.cfg ((0.0 0.0 1.01)), HB.cfg (( 0.0 0.0 1.01 )), turb_NACA64A010.cfg (0.0 0.0 1.01)
• Code: CConfig.cpp line 2467

PITCHING_PHASE

Pitching phase offset (degrees) about x, y, & z axes (RIGID_MOTION only)

More in config_template.cfg: Pitching phase offset (degrees) about the motion origin

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: PITCHING_PHASE= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Code: CConfig.cpp line 2469

PLUNGING_OMEGA

Plunging angular freq. (rad/s) in x, y, & z directions (RIGID_MOTION only)

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: PLUNGING_OMEGA= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 1 test case file, for example: plunging_NACA0012.cfg (0.0 106.69842 0.0)
• Code: CConfig.cpp line 2471

PLUNGING_AMPL

Plunging amplitude (m) in x, y, & z directions (RIGID_MOTION only)

More in config_template.cfg: Plunging amplitude (m or ft) in x, y, & z directions

• Type: fixed-size list of real numbers
• Default: Not extracted; see the code.
• In config_template.cfg: PLUNGING_AMPL= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 1 test case file, for example: plunging_NACA0012.cfg (0.0 1.01 0.0)
• Code: CConfig.cpp line 2473

SURFACE_MOTION_ORIGIN

Coordinates of the rigid motion origin

More in config_template.cfg: Coordinates of the motion origin

• Type: list of real numbers
• In config_template.cfg: SURFACE_MOTION_ORIGIN= 0.25
• Mentioned in: Guide to Version v7
• Used in 5 test case files, for example: inv_NACA0012_pitching_deform.cfg ((0.248 0.0 0.0)), spinning_cylinder.cfg (0.5 0.0 0.0), pitching_NACA64A010.cfg (0.248 0.0 0.0)
• Code: CConfig.cpp line 2475

SURFACE_TRANSLATION_RATE

Translational velocity vector (m/s) in the x, y, & z directions (DEFORMING only)

More in config_template.cfg: Translational velocity (m/s or ft/s) in the x, y, & z directions

• Type: list of real numbers
• In config_template.cfg: SURFACE_TRANSLATION_RATE = 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 1 test case file, for example: lam_cavity.cfg (33.179 0.0 0.0)
• Code: CConfig.cpp line 2477

SURFACE_ROTATION_RATE

Angular velocity vector (rad/s) about x, y, & z axes (DEFORMING only)

More in config_template.cfg: Angular velocity vector (rad/s) about the motion origin

• Type: list of real numbers
• In config_template.cfg: SURFACE_ROTATION_RATE = 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 2 test case files, for example: spinning_cylinder.cfg (0.0 0.0 -199.0738)
• Code: CConfig.cpp line 2479

SURFACE_PITCHING_OMEGA

Pitching angular freq. (rad/s) about x, y, & z axes (DEFORMING only)

More in config_template.cfg: Pitching angular freq. (rad/s) about the motion origin

• Type: list of real numbers
• In config_template.cfg: SURFACE_PITCHING_OMEGA= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 3 test case files, for example: inv_NACA0012_pitching_deform.cfg ((0.0 0.0 106.69842)), pitching_NACA64A010.cfg (0.0 0.0 106.69842)
• Code: CConfig.cpp line 2481

SURFACE_PITCHING_AMPL

Pitching amplitude (degrees) about x, y, & z axes (DEFORMING only)

More in config_template.cfg: Pitching amplitude (degrees) about the motion origin

• Type: list of real numbers
• In config_template.cfg: SURFACE_PITCHING_AMPL= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 3 test case files, for example: inv_NACA0012_pitching_deform.cfg ((0.0 0.0 1.01)), pitching_NACA64A010.cfg (0.0 0.0 1.01)
• Code: CConfig.cpp line 2483

SURFACE_PITCHING_PHASE

Pitching phase offset (degrees) about x, y, & z axes (DEFORMING only)

More in config_template.cfg: Pitching phase offset (degrees) about the motion origin

• Type: list of real numbers
• In config_template.cfg: SURFACE_PITCHING_PHASE= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Code: CConfig.cpp line 2485

SURFACE_PLUNGING_OMEGA

Plunging angular freq. (rad/s) in x, y, & z directions (DEFORMING only)

• Type: list of real numbers
• In config_template.cfg: SURFACE_PLUNGING_OMEGA= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 1 test case file, for example: gust_with_mesh_deformation.cfg (0.0 125.6 0.0)
• Code: CConfig.cpp line 2487

SURFACE_PLUNGING_AMPL

Plunging amplitude (m) in x, y, & z directions (DEFORMING only)

More in config_template.cfg: Plunging amplitude (m or ft) in x, y, & z directions

• Type: list of real numbers
• In config_template.cfg: SURFACE_PLUNGING_AMPL= 0.0 0.0 0.0
• Mentioned in: Guide to Version v7
• Used in 1 test case file, for example: gust_with_mesh_deformation.cfg (0.0 0.0001 0.0)
• Code: CConfig.cpp line 2489

MOVE_MOTION_ORIGIN

Value to move motion origins (1 or 0)

More in config_template.cfg: Move Motion Origin for marker moving (1 or 0)

• Type: list of integers
• In config_template.cfg: MOVE_MOTION_ORIGIN = 0
• Used in 1 test case file, for example: gust_with_mesh_deformation.cfg (0)
• Code: CConfig.cpp line 2491