Improving the Accuracy of Fictitious Domain Method Using Indicator Function from Volume Intersection

Table 3

Comparison of the present computation of drag coefficient () with other results for flow past a cylinder.

Present			Gallier et al. [14]	Nishioka et al. [21]	Rajani et al. [22]	Takami et al. [23]
Case1	Case2	Case3	(Numerical)	(Experimental)	(Numerical)	(Numerical)
10	2.991	3.037	3.049	3.116	2.74	2.839	2.754
20	2.126	2.164	2.174	2.236	1.95	2.059	2.003
40	1.573	1.604	1.611	1.668	1.49	1.539	1.536
100	1.302	1.321	1.328	1.376	—	1.335	—
200	1.246	1.335	1.381	1.402	—	1.337	—