Research Article

Improving the Hybrid Photovoltaic/Thermal System Performance Using Water-Cooling Technique and Zn-H2O Nanofluid

Figure 3

(a) Theatrical I-V characteristics with radiation at constant temp. (25°C). (b) P-V characteristics with radiation at constant temp. (25°C). (c) I-V characteristics with temperature at constant radiation (1000 W/m2). (d) P-V characteristics with temperature at constant radiation (1000 W/m2).
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