He impact of solar concentration on energy generation. In other words, the raise in electric power generation is greater than the improve in thermal losses, resulting within a constructive power balance. 2. Methodology 2.1. 1-?Furfurylpyrrole web Geometric Design of Reflective Surfaces for PV Panels 2.1.1. Design and style Considerations A versatile PV panel is thought of to execute the geometrical design and style in the method. Its dimensions are described in Table two.Table 2. Geometric specifications of flexible PV panels. Dimension Largest side Shortest side Biggest cell module side Shortest cell module side Thickness at module Thickness at J-box Weight Nomenclature L l Lc lc t e w Worth 873 411 760 360 two.two 21 0.8 Unit mm mm mm mm mm mm kgBoth regarded positions for the PV panel are shown in Figure 1. Concerning the orientation, it is facing the south axis, then the optimal slope corresponds for the solar midday sun position (Figure two), so that the solar radiation reaches perpendicularly for the PV panel. So as to increase the solar radiation that impinges in to the PV panel, two reflective surfaces (RS) are added to it. Then av , ah , along with the angles involving RS and PV (,) panel are determined by sun-trace performed in GeoGebra software program.Figure 1. Positions for the PV panel facing towards the South axis, plus the fixed reflective surfaces. (a) vertical position. (b) horizontal position.Energies 2021, 14,5 ofFigure 2. Optimal slope of PV panels for every single monthly characteristic j-day. Place: Lodz, Poland (Latitude: 51.75 ; Longitude: 19.45 , a.a.s.l.: 278 m). Optimal angles were determined by utilizing Geosol open access software [33]. A-L corresponds towards the distinctive (-)-Bicuculline methochloride Neuronal Signaling configuration of PV panels for every single single month.2.1.two. Geometric Design A single sun-tracing was performed for the RS design and style. The configuration for all RS is fixed in relation to the PV panel, and also the slope of it varies for each monthly characteristic Julian day. The sizing and configuration with the RS have been performed using GeoGebra software (69 Altenbergerstra street, Linz, Austria) as could be observed in Figure three, at 10 June. For this study, all the reflected sunrays impinge the entire PV panel extension. Then, it is receiving each reflected and international radiation. The dimensions of your reflective surfaces and their relative angles in the PV panel are shown in Table three. These RS dimensions and relative configuration stay invariable through the entire year.Figure three. Geometric design and style performed by GeoGebra software program for ten June midday. Each parallel sunrays mark the limit of solar incidence at extreme borders of reflective surfaces (points K and I). Hence, the direct acceptance and complete reflection zones are identified. (a) vertical position. (b) horizontal position.Energies 2021, 14,six ofTable 3. GeoGebra benefits. Geometry of reflective surfaces. Dimension Best RS angle (from panel) Best RS length Top RS width Bottom RS angle (from panel) Bottom RS length Bottom RS width Symbol cv ; ch av ; ah cv ; ch av ; ah Vertical Position 126.six 400 mm 440 mm 126.6 400 mm 440 mm Horizontal Position 126.6 800 mm 220 mm 126.six 800 mm 220 mmSince the optimal configuration of the PV panel corresponds using the frontal solar incidence, the maximum solar power collection is anticipated to become at solar midday for fixed systems. For this midday solar position, Figure three shows the various acceptance zones for all sunrays that reach the program parallel to the major sunray, which is taken as reference. It truly is firstly identified the direct acceptance variety, where t.
