S
- Saturation Pressure (Liquid Component) of <Phase>
- The pressure of a vapor when it is in equilibrium with its liquid at a given temperature. This value is in Eqn. (2884).
- Saturation Temperature (Liquid Component) of <Phase>
- The temperature at which, for any given pressure, the gas is saturated; any further temperature reduction at fixed pressure results in condensation of the vapor to liquid. This value is in Evaporation and Condensation of Droplets.
- SaTurbDeformation
- The scalar deformation . The definition of depends on the selected Deformation Option and is given by Eqn. (1156) (for Original) or Eqn. (1157) (for Modified).
- Sauter Mean Diameter of [phase]
- in Eqn. (2181), Eqn. (2182), and Eqn. (2183).
- SavedCoord
- SavedCoord records the vertex positions from the very beginning of the simulation or from the last meshing point if remesh happened.
- Scalar Dissipation Rate
- in Eqn. (3527).
- Scattering Asymmetry Parameter
- The scattering asymmetry parameter for the participating medium in Eqn. (1760). This quantity is only available when the gray thermal radiation is activated along with Volumetric PMC model.
- Scattering Asymmetry Parameter [n]
- The scattering asymmetry parameter for the participating medium of the nth band, in Eqn. (1760). This quantity is only available when the multiband thermal radiation is activated along with Volumetric PMC model.
- Scattering Coefficient
- The scattering coefficient for the media. For spectral radiation (multiband), each band has a separate variable which is differentiated by the band index, for example Scattering Coefficient 0 for the first band.
- Secondary Dendrite Arm Spacing of <Phase> @ <Critical Temperature>
- The Secondary Dendrite Arm Spacing (LST) of the melting-solidifying phase at the critical temperature.
- Secondary Phase Entrainment Diameter of [phase interaction]
- The entrainment droplet/bubble diameter.
- Secondary Phase Entrainment Rate of [phase interaction]
- The entrainment rate in Eqn. (2236).
- Second Size Distribution Moment of [phase]
- in Eqn. (2179), Eqn. (2183), and Eqn. (2194).
- SEI Specific Electric Current
- Faradaic or Boundary Specific Electric Current.
- SEI Surface Overpotential
- in Eqn. (4160).
- Sensitivity of <cost_function> w.r.t. Position
- Sensitivity of the selected cost function with respect to position. See in Eqn. (5083). The position refers to the coordinates of the vertices of the volume mesh. A high value (positive or negative) tells you that the respective cost function is particularly sensitive to that given vertex coordinate position.
- SGS Turbulent Kinetic Energy
- Subgrid kinetic energy, in Eqn. (1497).
- SGS Wall Damping Factor (S SS)
- The Van Driest damping function defined in Eqn. (1389).
- Shear Rate
- Flow shear rate in Eqn. (701).
- Simcenter Amesim Port #
- This field function contains the data imported or exported to the Simcenter Amesim port (#) during the current time-step.
- Simcenter Amesim Port # Previous Time Step
- This field function contains the data imported or exported to the Simcenter Amesim port (#) during the previous time-step.
- SImode Combustion Heat Release Rate
- Heat release rate due to spark ignition.
- Skewness Angle
- This field function contains the skewness angle of the cells. It indicates whether the cells on either side of a face are formed in such a way as to permit diffusion of quantities without these quantities becoming unbounded. To reduce the impact on robustness, avoid skewness angles greater than 85 degrees.
- Skin Friction Coefficient
- The skin friction coefficient is defined as:
- Slip Temperature
- SlipVelocity
- The slip velocity between two phases.
- Slot Fill Factor
- Gives the ratio of excitation coil cross-section to the total area. The Excitation Coil Conductor Area physics value defaults to Relative.
- Slurry Viscosity of [phase]
- The additional bulk viscosity due to the partial solidification of the phase.
- Solidification Time of <Phase>
- The Solidification Time of the melting-solidifying phase.
- Solidification Velocity of <Phase> @ <Critical Temperature>
- The Solidification Velocity of the melting-solidifying phase at the critical temperature.
- Solid Material ID
- The ID value of the solid material that is associated with a given cell. Identifies which solid component in the continuum defines the material properties for that cell. Also allows visual association of cells defining parts with a particular material.
- Solid-Side Temperature
- The temperature of the solid-side at a direct Contact Interface or an indirect Mapped Contact Interface between a fluid and a solid region. This is the opposite field function to the Fluid-Side Temperature . If this field function is evaluated at boundaries other than (mapped) contact interface boundaries between a fluid and a solid region, the regular temperature field is returned.
- Solvent Concentration
- Soot Coagulation Rate
- in [eqnlink].
- Soot Growth Rate
- in Eqn. (3663).
- Soot Mass Density
- in Eqn. (3654). The units are .
- Soot Mean Diameter
- in Eqn. (3677).
- Soot Moment 0
- related to soot number density in [eqnlink].
- Soot Moment <n>
- Mean particle diameter of soot particles, in Eqn. (3670).
- Soot Moment Source 0
- in Eqn. (3672).
- Soot Moment Source 1
- in Eqn. (3672).
- Soot Nucleation Rate For Scaled Mass Density
- in Eqn. (3659).
- Soot Nucleation Rate For Scaled Number Density
- in Eqn. (3659).
- Soot Number Density
- in Eqn. (3653). The units are .
- Soot Oxidation Rate
- in Eqn. (3665).
- Soot Scaled Mass Density
- obtained from Eqn. (3654).
- Soot Scaled Mass Density Rate
- Computed from Eqn. (3656).
- Soot Scaled Number Density
- obtained from [eqnlink].
- Soot Scaled Number Density Rate
- Computed from equation Eqn. (3655).
- Soot Size Dispersion
- Activated when
the Number of Moments property is set to 4. This
value is calculated as follows:
- Soot Surface Density
- The surface area of soot particles per unit volume.
- Soot Volume Fraction
- in Eqn. (3675).
- Speed of Sound
- The speed of sound in the fluid region.
- Source Rate of Void <Phase>
- The VOF phase source for the auxiliary void phase.
- Specific Dissipation Rate
- The transported variable .
- Specific Dissipation Rate Reynolds Number
- The specific dissipation rate Reynolds number, , see Eqn. (1516).
- Specific Electrochemical Reaction Heat Surface Source
- Displays the heat contributions that are released by electrochemical reactions at interfaces according to Eqn. (4143).
- Specific Electromotive Force
- Corresponds to the specific electromotive force defined in Eqn. (4342).
- Specific Heat
- The specific heat as
specified for the material.
In a multiphase continuum, a version of this field function is created for each phase.
- Specific Heat of [component] in [multi-component material]
- Specific Heat of [species]
- The specific heat of the given species.
- Specific Magnetic Flux Linkage
- Corresponds to the specific magnetic flux linkage defined in Eqn. (4341).
- Specific Ohmic Heat Source
- See Eqn. (4357).
- Specific Ohmic Heat Surface Source
- See Eqn. (4360).
- Specified Y+ Heat Transfer Coefficient
- The specified Y+
heat transfer coefficient is calculated in the same way as the local heat
transfer coefficient (see Eqn. (1666)), but at a user-specified
value instead of the value that is
associated with the near-wall cell.
In a multiphase continuum, a version of this field function is created for each phase. These field functions are volume fraction weighted for each phase. The specified Y+ heat transfer coefficient is the sum of the specified Y+ heat transfer coefficients for each phase. This summation is valid because the phase-specific coefficients are already volume fraction weighted.
For harmonic balance cases, the value of the coefficient is a time-mean.
To make this field function available, the Turbulence models must be activated.
- Specified Y+ Heat Transfer Reference Temperature
- The specified Y+
heat transfer reference temperature as given by Eqn. (1667).
In a multiphase continuum, a version of this field function is created for each phase. These field functions are not volume fraction weighted for each phase.
For a multiphase fluid, the specified Y+ heat transfer reference temperature is given by:
where:
- is the specified Y+ heat transfer coefficient of phase .
- is the specified Y+ heat transfer reference temperature of phase .
For harmonic balance cases, the value of the temperature is a time-mean.
To make this field function available, the Turbulence models must be activated.
- Speed of Sound
- The rate of acoustic propagation in the medium.
- Sph Particle Size
- The cubic square of the particle volume.
- Sph Particle Volume
- The volume of single particles, .
- Sponge Layer Boundary Distance
- The normal distance from the cell centroid to the nearest boundary face for which the Sponge Layer Option is activated.
- Sponge Layer Damping Coefficient
- in Eqn. (4745).
- SRH Energy Ratio
- The energy ratio in Eqn. (1303).
- SRH Factor Psi
- The parameter in Eqn. (1298).
- SRH Mean Modeled Energy
- The time-averaged value of the sub-filtered turbulent kinetic energy in Eqn. (1300).
- SRH Mean Resolved Energy
- The time-averaged value of the resolved turbulent kinetic energy in Eqn. (1301).
- SRH Mean Velocity
- The time-averaged value of the resolved velocity field .
- SRH Shielding Function
- The shielding function in Eqn. (1299).
- Static Enthalpy
- The static enthalpy is related to the total enthalpy as calculated by Eqn. (1659).
- Static Pressure
- The spherical part of the stress tensor acting in fluids, which is the same as the actual thermodynamic pressure of the fluid. When the gravity model is activated, it is related to the working pressure, (which becomes the piezometric pressure), by Eqn. (863) for variable density flows and by Eqn. (862) for constant density flows.
- Static Enthalpy at Saturation Temperature of [phase]
- The enthalpies of liquid
(
) and vapor (
) at saturation temperature
, Eqn. (2935).
Function Name: EnthalpyTsat[phase]Dimensions: [Energy/Mass] Default units: J/kg Type: Scalar Activated by: Two-Phase Thermodynamic Equilibrium - Steinmetz Coefficient A
- Corresponds to the coefficient in Eqn. (4344).
- Steinmetz Coefficient B
- Corresponds to the coefficient in Eqn. (4344).
- Steric Factor
- in Eqn. (3709).
- Strain Rate Tensor Modulus
- The modulus of the mean strain rate tensor , as defined in Eqn. (1129).
- Strain Tensor
- For linear stress-strain analysis, the tensor field function represents the infinitesimal strain tensor, as defined in Eqn. (4444). For non linear stress strain analysis, tensor field function represent the Green-Lagrange Strain tensor, as defined in Eqn. (4445)
- Stress Max. Shear
- Scalar field function that represents the maximum shear stress, as defined in Eqn. (4437).
- Stress Mean
- Scalar field function that represents the mean stress measure, as defined in Eqn. (4438).
- Stress Tensor
- Tensor field function that represents the Cauchy stress tensor (see Cauchy Stress).
- Stress Von Mises
- Scalar field function that represents the von Mises stress measure, as defined in Eqn. (4440).
- Stripping Continuity Source
- Rate of mass transfer from the VOF phase to the Lagrangian phase.
- Stripping Energy Source
- Rate of energy transfer from the VOF phase to the Lagrangian phase.
- Stripping Momentum Source
- Rate of momentum transfer from the VOF phase to the Lagrangian phase.
- Stripping Species Source <Species>
- Rate of mass transfer of <Species> from the VOF phase to the Lagrangian phase.
- Structure Variable
- Structure parameter in Eqn. (728) and Eqn. (729).
- Stuck Mark
- A particle stuck to a cell face has a Stuck Mark value of 1. Otherwise, the value is 0. See Stick Mode. (Bai-ONERA, Bai-Gosman, Droplet Film Transition)
- Surface Chemistry Energy Source
- Surface Bulk Fraction of [Species]
- Surface Bulk Growth Rate of [Species]
- Surface Bulk Source of [Species]
- Surface Molar Concentration of [porous phase]
- in Eqn. (4142).
- Surface Site Fraction of [Species]
- in Eqn. (3395).
- Surface Site Source of [Species]
-
The species mass fraction correction.
- Surface Patch
- Displays each surface patch as a unique number. Only available for surface meshes.
- Surface Sensitivity of <cost_function> w.r.t. [Position|Normal Displacement]
- Sensitivity of
the selected cost function with respect to surface position.
- Position
- Displays the magnitude of the surface sensitivity or the selected component of the surface sensitivity vector.
- Normal Displacement
- Displays the dot product of the surface sensitivity vector with the inward surface normal.
- Surface Tension Force of [phase interaction]
- The surface tension vector in force per unit volume. This field function is defined at fluid pair interface.
- Swept Volume