Numerical Implementations for 2D Lid-Driven Cavity Flow in Stream Function Formulation

Table 3

Convergence rate at Re=100, 𝜏=ℎ² and 𝑡=0.1.

Reference	Grid	𝜓min	𝜓max	ratemin	ratemax
	32×32	−0.1014032	3.669264×10^−6
Explicit scheme	62×62	−0.1028318	1.041314×10^−5	2.251	2.498
	122×122	−0.1032119	1.186333×10^−5
	32×32	−0.1022921	4.128720×10^−6
Operator splitting	62×62	−0.1030805	1.014134×10^−5	2.343	2.122
	122×122	−0.1032741	1.193415×10^−5
	32×32	−0.1014053	3.673905×10^−6
Internal iteration	62×62	−0.1028323	1.014581×10^−5	2.250	2.253
	122×122	−0.1032120	1.186404×10^−5