TUFLOW Message 3026: Difference between revisions

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Line 2: \|tuflow_message=ERROR 3026: kappa must be >= 0. <br> \|alt_msg=~~None~~NA<br> \|type=[[ERROR]] \|message_desc=Materials may use use either fixed mannings, depth-varying mannings, or log-law roughness formulations for bed resistance. ~~\|message_desc=Kappa (κ) required for specifying the bed resistance with the theoretically derived log law for shallow flows must be greater than or equal to 0.0.~~ When utilising log-law roughness, a value for kappa of less than zero is not permitted. ~~\|suggestions=κ~~kappa is typically in the range 0.38 to 0.42 (~~recomend~~recommend 0.4). \|suggestions=Ensure that all materials that utilise log-law roughness have positive values for kappa. ~~\|prelink=[[TUFLOW_Message_3025\|Message 3025]]~~ \|uplink=[[3xxx_TUFLOW_Messages\|3xxx Messages]] ~~\|nextlink=[[TUFLOW_Message_3027\|Message 3027]]~~ }}