Fuzzy Performance between Surface Fitting and Energy Distribution in Turbulence Runner

Table 2

External experimental parameters for different surface modeling methods.

Number of control points (u)	400	600	800	1000	1200	1400	1600	1800
Number of control points (v)	400	600	800	1000	1200	1400	1600	1800
Order of spline surface	1		2		3		4
Order of knot vector	1		2		3		4
Order of normal vectors	1		2		3		4
Order of derivative vectors	1		2		3		4
Number of constraint vectors	0	2	4	6	8	10	12	14
Order of constraint vectors	1		2		3		4
Order of continuous level	1		2		3		4
Kinetic energy coefficient	1.0	1.5	2.0	2.5	3.0	3.5	4.0	4.5
Rank of derivative matrix	10	20	30	40	50	60	70	80
Approximate error range	0.4	0.5	0.6	0.7	0.8	0.9	0.95	1.0