In thermal analysis, apply uniformly distributed heat loads to faces and
        spots.
        
        - 
                In the Project Tree, click on a Thermal analysis branch to open the
                        Analysis Workbench.
            
 
- 
                On the workbench toolbar, click the 
                    (Flux) icon.
                The Heat flux dialog will open.
             
- 
                Specify which type of entity will have constraints
                    applied.
            
 
- Optional: 
                If applying to Faces, you can select the Add tangent
                        faces check box.
            
 
- Optional: 
                If applying to Spots, you can create new spots by clicking Create
                        new spot.
            
 
- 
                On the modeling window, click to select specific parts on the model.
            
 
- 
                Specify the Flux units and value.
            
 
- 
                Click OK to create.