lmrOtherProcesses.xml

<?xml version="1.0" encoding="UTF-8"?>
<StGermainData xmlns="http://www.vpac.org/StGermain/XML_IO_Handler/Jun2003">
    <struct name="components" mergeType="merge">

      <!-- NOTE: If your extra property has a dependence on something Underworld
                 calculates (e.g., pressure, strain-rate), and you have non-linear
                 rheologies (e.g., you use yielding, or strain-dependent viscosities),
                 then your property must have StoreNLOnParticle = True.
                 To see more information, see lmrNumerics.xml -->

      <!-- TODO: Add more info here -->



      <!-- ====================================================================== -->
      <!-- === Surface processes ================================================ -->
        <struct name="erosion_height">
            <param name="Type"> Ppc_Constant </param>
            <param name="Value" units="km"> 2.0 </param>
        </struct>
        <struct name="sedimentation_height">
            <param name="Type"> Ppc_Constant </param>
            <param name="Value" units="km"> -1.0 </param>
        </struct>

        <struct name="elevation">
            <param name="Type"> Ppc_Coord </param>
            <param name="Axis"> 1 </param>
        </struct>

        <struct name="current_time" mergeType="replace">
            <param name="Type"> Ppc_Current_Time </param>
        </struct>

        <struct name="erosion_threshold">
            <!-- This condition applies to all rock materials -->
            <param name="Type"> Ppc_Material_Condition </param>
            <param name="Condition"> g </param>
            <param name="Field"> elevation </param>
            <param name="ValueToCompare"> erosion_height </param>
            <param name="MaterialIfTrue"> air </param>

            <param name="CurrentTime"> current_time </param>
            <param name="StorageProperty"> SurfaceProcesses </param>
        </struct>

        <struct name="sedimentation_threshold">
            <!-- This condition applies to only air material -->
            <param name="Type"> Ppc_Material_Condition </param>
            <param name="Condition"> l </param>
            <param name="Field"> elevation </param>
            <param name="ValueToCompare"> sedimentation_height </param>
            <param name="MaterialIfTrue"> sediment </param>

            <param name="CurrentTime"> current_time </param>
            <param name="StorageProperty"> SurfaceProcesses </param>
        </struct>

        <struct name="default_ppcManager" mergeType="merge">
            <list name="Properties" mergeType="merge">
                <struct>
                    <param name="PropertyName"> SurfaceProcesses </param>
                    <param name="PassiveProperty"> True </param>
                    <param name="StorePreviousValue"> True </param>
                    <param name="StoreOnParticles"> True </param>
                    <param name="StoreOnMesh"> True </param>
                </struct>
            </list>
        </struct>

      <!-- === End of Surface processes ========================================= -->


      <!-- ====================================================================== -->
      <!-- === Partial Melting ================================================ -->
        <!-- meltFractionHeating = -1 * latent_heat_fusion * delta_melt_fraction / (heat_capacity * delta_time ) -->
        <struct name="meltFractionHeating">
            <param name="Type">Ppc_MeltHeating</param>
            <param name="CpLabel">CpProperty</param>
            <param name="LatentHeatFusionLabel">LatentHeatFusionProperty</param>
            <param name="MeltFractionLabel">MeltFractionProperty</param>
        </struct>

        <struct name="sourceTerms_thermalEqn" mergeType="merge">
            <list name="Properties" mergeType="merge">
                <param> meltFractionHeating </param>
            </list>
        </struct>

        <struct name="default_ppcManager" mergeType="merge">
            <list name="Properties" mergeType="merge">
                <struct>
                    <param name="PropertyName"> MeltFractionProperty </param>
                    <param name="StoreOnParticles"> True </param>
                    <param name="StoreOnMesh"> True </param>
                    <param name="StorePreviousValue"> True </param>
                    <param name="StoreNLOnParticles"> True </param>
                </struct>
                <struct>
                    <param name="PropertyName"> MeltFractionLimitProperty </param>
                </struct>
                <struct>
                    <param name="PropertyName"> MeltExpansionProperty </param>
                </struct>
                <struct>
                    <param name="PropertyName"> LiquidusProperty </param>
                    <param name="StoreOnMesh"> False </param>
                    <param name="StoreNLOnParticles"> True </param>
                </struct>
                <!-- NOTE: Since both the liquidus and the solidus have a pressure
                    dependency, they must use the StoreNLOnParticles option. -->
                <struct>
                    <param name="PropertyName"> SolidusProperty </param>
                    <param name="StoreOnMesh"> False </param>
                    <param name="StoreNLOnParticles"> True </param>
                </struct>
                <struct>
                    <param name="PropertyName"> LatentHeatFusionProperty </param>
                </struct>
            </list>
        </struct>
      <!-- === End of Partial Melting ========================================= -->

    </struct>
</StGermainData>