Accurate Simulation of Contaminant Transport Using High-Order Compact Finite Difference Schemes

Table 3

Pulse height values of Example 2 for various values of Δ𝑡 with ℎ=0.025, 𝐷_𝑥=𝐷_𝑦=0.01, and 𝑡=1.25.

Method	Δ𝑡	Pulse height
(9,5) scheme [16]	0.00625	0.202492
	0.00025	0.167553
	0.00010	0.166852
(5,9) scheme [16]	0.00625	0.144447
	0.00010	0.165983
	0.00005	0.166210
(9,9) scheme [16]	0.0125	0.166863
	0.00625	0.166540
	0.00010	0.166656
MC-CD6	0.0125	0.165131
	0.00625	0.166293
	0.00010	0.166667
RK4-CD6	0.0125	0.166669
	0.00625	0.166667
	0.00010	0.166667
Analytical		0.166667