Prediction of Building Energy Consumption Based on BP Neural Network

Table 3

Using MATLAB to predict the second sample, the annual building energy consumption per unit area, and the predicted value.

	1	2	3	4	5	6	7	8	9
Average heat transfer coefficient of wall	1.51	1.51	1.51	1.53	1.55	1.51	1.51	1.51	1.62
Average thermal inertia index of wall	3.23	3.23	3.23	3.21	3.21	3.23	3.23	3.23	3.17
Roof heat transfer coefficient	0.65	0.65	0.70	0.65	0.65	0.65	0.65	0.65	0.63
Solar radiation absorption coefficient of exterior wall	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.64
Window shading coefficient	0.6	0.68	0.7	0.7	0.68	0.68	0.7	0.7	0.5
Comprehensive shading coefficient	0.7	0.68	0.7	0.7	0.68	0.68	0.67	0.7	0.0.46
Annual energy consumption per unit building area	8.45	11.30	11.32	11.62	8.51	6.67	10.80	9.58	10.73
Estimate	7.82	9.7	10.60	11.11	9.47	9.65	10.64	11.04	4.81