Energy Efficiency and Feasibility Analysis of Solar Power Generation Using Hybrid System of an Educational Institution in Malaysia

Table 4

Summary of yearly energy consumption and energy bill for five end loads in MED, CED, EED, and CD.

o	End load	Department	Quantity	Total power	Annual energy consumption	Annual energy bill
				(kW)	(kWh)	(RM)
1	Laboratory equipment	MED	1022	45.17	103,223	37,676
		CED	100	52.335	40,586	14,814
		EED	633	14.649	89,143	32,537
		CD	35	18.32	47,521	17,345
2	Fan	MED	113	0.299	7,059	2,576
		CED	109	0.299	6,207	2,266
		EED	102	0.299	6,681	2,438
		CD	88	0.299	5,939	2,168
3	Lighting	MED	2241	0.496	85,985	31,385
		CED	1341	0.496	46,372	16,926
		EED	2250	0.496	65,370	23,860
		CD	1047	0.078	47,422	17,309
4	Air conditioning (ACSU+WCPU)	MED	59	73.008	124,838	45,566
		CED	14	48.656	63,587	23,209
		EED	89	163.653	304,631	111,190
		CD	18	80.113	98,050	35,788
5	ICT equipment	MED	186	0.378	4,785	1,746
		CED	85	0.591	2,303	841
		EED	66	0.361	1,634	597
		CD	32	0.346	1,000	365
Total		MED	3621	119.351	325,890	118,950
		CED	1649	102.377	159,055	58,055
		EED	3140	179.458	467,460	170,623
		CD	1220	99.156	199,932	72,975