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1. On the [Model] tab, go to
   ,
   and click [Analysis Condition] .
   
   The [Analysis Condition Setting] dialog will show up.
   
   

2. Select [Fluid Analysis "Bernuolli"] and [Thermal Analysis “Watt”] on the [Solver] tab.

3. Click the [Fluid-Thermal Analysis] tab.
   
   Confirm that [Analysis Type] is set to [Steady-state analysis],
   
   [Laminar Flow/Turbulent Flow] is set to [Turbulent Flow],
   
   [Flow Type] is set to [External Flow], and [Take into account buoyancy (Natural Convection)] is selected,
   
   and [Automatic Flow Domain Creation] is selected for the [Flow Type].
   
   Click the detail button for [Layer Mesh Setting] to open the [Layer Mesh Setting] dialog box.
   
   

4. In this session, no further detailed settings are made for [Automatic Fluid Domain Creation]. Although a fluid material can be specified, the default material [000_Air] is applied.
   

5. In this session, no further detailed settings are made for [Ambient Value Setting]. Although the ambient temperature, the temperature outside the externally created fluid domain, can be specified, the default temperature of 25 [deg] is applied.

4. Enter 50 [deg] into [Expected Temperature Difference]
   
   and click .
   
   Then click to exit the [Analysis Condition Setting] dialog box.
   

The analysis conditions have been set.