What is the meaning of stress free boundary condition? -- CFD Online Discussion Forums

March 16, 2013, 21:11	What is the meaning of stress free boundary condition?	#1
kmgraju Senior Member Govindaraju Join Date: Apr 2010 Posts: 209 Rep Power: 17	Dear all I have come across stress free boundary condition at the outlet in a pressure drop analysis in many journals ( Transient analysis). I have confused with 0 Pa setup at the outlet with stress free boundary condition. for stress free boundary condition, I assume that the initial condition pressure setup and outlet boundary condition must be the same. Please correct me if I am wrong. Thank you Regards Govind

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