In what range should the observed order of grid convergence be? -- CFD Online Discussion Forums

March 9, 2010, 10:59	In what range should the observed order of grid convergence be?	#1
jack1980 Senior Member Jouke de Baar Join Date: Oct 2009 Posts: 127 Rep Power: 17	Hi, I've been reading Roache "Verification and Validation in Comp. Sc. and Eng." but haven't found an answer to the following question: What range is acceptable for the observed order of convergence? For a 2nd order method it should be near 2.0, but how near? Thanks!

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