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				From the Fans section of the action bar, click Intake/Exhaust Fan
					 .Optional:  
  Enter a descriptive 
	 Name. 
   
				Select a stagnation inlet as the support for the intake fan. 
			 
		  From the 
			 Type options, select 
			 Intake. 
		   
		
				From the Direction specification options, specify how
					you want to define the direction of the intake air. 
				| Option | Description | 
|---|
 
						| Normal | Defines intake air flow normal to the intake fan. |  
						| Specified | Defines intake air flow in a direction other than normal to the
							intake fan. | 
				Specify the Stagnation gauge pressure at the intake
					inlet. 
			
				For manually specified intake direction, specify the axis that serves as the
					direction of air flow. You can select an axis in the global axis system, a local
					axis system defined for your model geometry, or an axis system that you specify
					from the 3D area. 
			 
		  Specify the 
			 Temperature at the boundary. 
		   
		
				From the Turbulence specification options, select the
					specification method and then specify the individual turbulence parameters in
					the fields that appear. For more information, see About Turbulence.
			 
		  To define a constant pressure jump across the fan interface: 
		   
		   
			 
						From the Pressure jump options, select
								Constant.
					
						From the Pressure jump field, specify the
							pressure change across the fan. 
					
				To define a pressure jump that varies according to the volume flow rate:
				
					
						From the Pressure jump options, select
								Fan curve.
					
						Specify pairs of Volume flow rate and
								Pressure jump values in the table that
							appears. 
					
				Click OK.
			
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