New feature to specify Solid Wall Fraction for internal walls. This helps you create doors, windows, openings on internal walls and floors.

Author: vikrants

Components/Ambient/EnvModel.png

@@ -0,0 +1,47 @@
+% This component was automatically generated using 'subsystem2ssc'. 
+%   Subsystem: WallModel/WallWithVents 
+%   MATLAB version: 24.1 
+%   Simulink version: 24.1 
+%   Simscape version: 24.1 
+%   Generated on: 27-Nov-2024 10:12:36
+
+component (Propagation = blocks) WallWithVents
+  parameters
+    wallArea = {70, 'm^2'}; %Wall area
+    extToWallHTC = {5, 'W/(K*m^2)'}; %Effective heat transfer coefficient from ambient to wall surface
+    wallMaterialMass = {50400, 'kg'}; %Wall material mass
+    wallMaterialCp = {1870, 'J/(K*kg)'}; %Wall material heat capacity
+    ventArea = {1e-10, 'm^2'}; %Vent area
+    intToRoomHTC = {5, 'W/(K*m^2)'}; %Effective heat transfer coefficient from internal surface to the room
+    wallThermalK = {2, 'W/(K*m)'}; %Wall thermal conductivity
+    wallThickness = {.3, 'm'}; %Wall thickness
+  end
+  variables
+    wallTemperature = {value = {300, 'K'}, priority = priority.high}; %Wall initial temperature
+  end
+  nodes
+    EXT = foundation.thermal.thermal;
+    INT = foundation.thermal.thermal;
+  end
+  components(ExternalAccess = observe)
+    WallHeatTransferInt = foundation.thermal.elements.conduction(thermal_type = int32(1), wall_geometry = int32(1), area = wallArea, th_cond = wallThermalK, thickness = wallThickness);
+    WallHeatTransferExt = foundation.thermal.elements.conduction(thermal_type = int32(1), wall_geometry = int32(1), area = wallArea, th_cond = wallThermalK, thickness = wallThickness);
+    WallHeatToRoom = foundation.thermal.elements.convection(thermal_type = int32(1), area = wallArea, heat_tr_coeff = intToRoomHTC);
+    VentAirFlowToRoom = foundation.thermal.elements.convection(thermal_type = int32(1), area = ventArea, heat_tr_coeff = extToWallHTC);
+    SolidWall = foundation.thermal.elements.mass(mass_type = int32(1), num_ports = int32(1), mass = wallMaterialMass, sp_heat = wallMaterialCp, T.priority = priority.none);
+    EnvHeatToWall = foundation.thermal.elements.convection(thermal_type = int32(1), area = wallArea, heat_tr_coeff = extToWallHTC);
+  end
+  connections
+    connect(WallHeatToRoom.A,WallHeatTransferInt.B);
+    connect(INT,VentAirFlowToRoom.B);
+    connect(INT,WallHeatToRoom.B);
+    connect(SolidWall.M,WallHeatTransferExt.B);
+    connect(SolidWall.M,WallHeatTransferInt.A);
+    connect(EnvHeatToWall.B,WallHeatTransferExt.A);
+    connect(EXT,EnvHeatToWall.A);
+    connect(EXT,VentAirFlowToRoom.A);
+  end
+  equations 
+    SolidWall.T == wallTemperature;
+  end
+end

Components/Building/BuildingModel.png

@@ -14,6 +14,9 @@
 % Generate SSC code for wall with vents only. Captures solar impact
 subsystem2ssc('WallModel/WallSolarWithVents')
 
+% Generate SSC code for wall with vents only.
+subsystem2ssc('WallModel/WallWithVents')
+
 % Generate SSC code for wall only. Captures solar impact
 subsystem2ssc('WallModel/WallSolar')
 

Components/Building/BuildingModel.ssc

@@ -0,0 +1,17 @@
+classdef wallPhysicsOptions < int32
+% Wall physics option definition.
+    
+% Copyright 2024 The MathWorks, Inc.
+
+    enumeration
+        allWallSame     (1)
+        allWallNotSame  (2)
+    end
+    methods(Static)
+        function map = displayText()
+            map = containers.Map;
+            map('allWallSame') = 'All Walls with Same Properties';
+            map('allWallNotSame')  = 'Different Walls with Different Properties';
+        end
+    end
+end