Sustainable Energy Research

Table 4 Effect of different types of dusts (1) chalk powder, (2) brick powder, (3) sand on power loss of solar PV module

From: An experimental study on effect of dust on power loss in solar photovoltaic module

Chalk powder						Brick powder						Sand
Weight (gm.)	Voltage (V)	Current (A)	Power (W)	Power loss (%)	Power transferred (%)	Weight (gm.)	Voltage (V)	Current (A)	Power (W)	Power loss (%)	Power transferred (%)	Weight (gm.)	Voltage (V)	Current (A)	Power (W)	Power loss (%)	Power transferred (%)
650 W/m²
5	19.50	0.80	15.60	2.50	74	5	19.53	0.69	13.47	15.81	78	5	19.40	0.64	12.41	22.40	79
10	19.38	0.77	14.92	6.75	75	10	18.91	0.57	10.77	32.68	82	10	19.00	0.62	11.78	26.37	80
15	19.23	0.72	13.84	13.50	77	15	18.83	0.49	9.22	42.37	85	15	18.70	0.53	9.91	38.06	83
20	19.02	0.63	11.98	25.12	80	20	18.40	0.44	8.09	49.43	87	20	18.53	0.42	7.78	51.37	87
25	18.99	0.45	8.54	46.62	86	25	18.00	0.37	6.66	58.37	89	25	18.00	0.40	7.20	55.00	88
750 W/m²
5	19.66	0.87	17.10	5.00	72	5	19.2	0.74	14.20	21.11	76	5	19.30	0.72	13.89	22.83	77
10	19.30	0.82	15.82	12.07	74	10	18.82	0.67	12.60	30.00	79	10	18.70	0.7	13.09	27.27	78
15	19.08	0.78	14.88	17.33	75	15	18.25	0.56	10.22	43.22	83	15	18.40	0.6	11.04	38.66	82
20	19.00	0.72	13.68	24.00	77	20	18.08	0.54	9.76	45.77	84	20	18.38	0.5	9.19	48.94	85
25	18.88	0.54	10.19	36.31	83	25	17.80	0.46	8.18	54.55	86	25	17.75	0.45	7.98	55.66	87
850 W/m²
5	19.56	0.89	17.40	13.00	71	5	19.05	0.79	15.04	24.80	75	5	19.1	0.78	14.89	25.55	75
10	19.11	0.83	15.86	20.70	74	10	18.70	0.72	13.46	32.70	78	10	18.3	0.74	13.54	32.29	77
15	18.92	0.79	14.94	25.26	75	15	18.50	0.63	11.65	41.75	81	15	18.32	0.69	12.64	36.80	79
20	18.80	0.74	13.91	30.44	77	20	18.15	0.60	10.89	45.55	82	20	18.1	0.58	10.49	47.51	83
25	18.65	0.58	10.81	45.91	82	25	17.69	0.54	8.49	57.55	86	25	17.5	0.52	9.10	54.50	85

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