Sediment Transport Model for a Surface Irrigation System

Table 2

Model performance for simulating sediment loss for bare field.

Date of irrigation	Transport capacity equation	Observed (kg)	2D-Fok and Chiang			1D-Green Ampt			KL-infiltration function
			Simulated (kg)	RMSE ×10^−5 (kg)	𝐼𝑎	Simulated (kg)	RMSE ×10^−5 (kg)	𝐼𝑎	Simulated (kg)	RMSE ×10^−5 (kg)	𝐼𝑎
6th Feb-04	YE	0.32	0.40	1.2	0.67	0.42	1.4	0.62	0.45	1.5	0.59
	MYE	0.32	0.39	1.2	0.65	0.42	1.5	0.60	0.45	1.8	0.55
17th Feb-04	YE	0.47	0.60	3.1	0.13	0.61	2.9	0.13	0.65	3.2	0.15
	MYE	0.47	0.61	3.2	0.11	0.63	3.3	0.12	0.65	3.6	0.16
21st Feb-04	YE	0.91	0.81	1.4	0.65	0.76	1.5	0.61	0.81	1.6	0.57
	MYE	0.91	0.72	1.4	0.65	0.72	1.6	0.59	0.76	1.9	0.55
29th Feb-04	YE	1.28	0.93	1.3	0.66	0.92	1.5	0.61	0.92	1.6	0.58
	MYE	1.28	0.94	1.3	0.65	0.93	1.6	0.54	0.91	1.9	0.55

YE is the Yalin transport equation.
MYE is the modified Yalin transport equation.