nThis screen snapshot is from the ANSYS Help. North is +Y and East is +X that means up is +Z.nIf you use those values, then in CAD, draw your solar still so the X-Y plane is ground and Z is up. Draw the glass facing toward -Y and that is South.nIf you already drew your solar still and the X-Z plane was ground and Y is up, then if your glass was facing the -Z direction the values in the Mesh orientation would be n