An Improved Nonlinear Five-Point Model for Photovoltaic Modules

Table 4

  Parameters  for  the  proposed  model  (𝐺=1000 W/m²).

Parameter	Monocrystalline SM55		Multicrystalline S75		Thin-film ST40
	Proposed model	Five-parameter model	Proposed model	Five-parameter model	Proposed model	Five-parameter model
60°C
𝐼ph (A)	3.502	3.507	4.744	4.73	2.712	2.706
𝐼0 (A)	103.914𝐸−9	6.512𝐸−7	110.675𝐸−9	9.058𝐸−6	4.381𝐸−6	108.657𝐸−6
𝑎	1.067	1.183	1.042	1.388	1.064	1.614
𝑅𝑠 (Ω)	0.2625	0.3625	0.1747	0.1281	1.114	0.7457
𝑅sh (Ω)	350	186.5	179	127.4	250	140.8
40°C
𝐼ph (A)	3.474	3.478	4.728	4.721	2.706	2.699
𝐼0 (A)	100.294𝐸−9	6.649𝐸−8	100.308𝐸−9	1.259𝐸−6	3.868𝐸−7	18.365𝐸−6
𝑎	1.211	1.183	1.185	1.388	1.221	1.614
𝑅𝑠 (Ω)	0.2828	0.3625	0.1884	0.1281	1.214	0.7457
𝑅sh (Ω)	350	186.5	179	127.4	250	140.8
20°C
𝐼ph (A)	3.446	3449	4.711	4.712	2.7	2.692
𝐼0 (A)	96.036𝐸−9	5.037𝐸−9	89.039𝐸−9	1.355𝐸−7	3.324𝐸−7	2.467𝐸−6
𝑎	1.385	1.183	1.357	1.388	1.413	1.614
𝑅𝑠 (Ω)	0.3061	0.3625	0.2042	0.1281	1.331	0.7457
𝑅sh (Ω)	350	186.5	179	127.4	250	140.8