HYBRID SOLAR PANEL WITH A TRANSPARENT LIQUID THERMAL COLLECTOR, THE METHOD OF MANUFACTURING OF THE HYPRID SOLAR PANEL

Abstract

A hybrid solar panel, comprising a photovoltaic panel coupled with transparent liquid thermal collector filled with coolant. Role of heat adsorber is coolant selectively transparent in the range of 400-1100 nm. Such panel is coupled with thermal collector by lamination.

Claims

1. A hybrid solar panel, comprising a photovoltaic panel coupled with transparent liquid thermal collector, characterized in that the transparent liquid thermal collector is the multi-channel polymer panel filled with the coolant, coolant supply inlet and drain outlet pipes, the inlet of the coolant supply to the polymer panel is below the coolant outlet, and the cross-section of the coolant supply pipe is 1.5-20 times smaller than the total cross-section of the thermal collector channels.

2. A hybrid solar panel according to claim 1, is characterized in that the heat adsorber is a coolant with the absorption of solar radiation in the range lower 400 nm and higher 1100 nm.

3. A hybrid solar panel, according to claim 1, comprises a second generating surface.

4. A hybrid solar panel according to claim 1, characterized in that the thermal adsorber is selectively transparent in the range of 400-1100 nm.

5. A hybrid solar panel, according to claim 3, additionally comprises a light reflector located behind the back of the panel.

6. A transparent liquid thermal collector for cooling of the photovoltaic panels, comprising a multi-channel polymer panel, supply pipe and coolant outlet pipe, heat adsorber, characterized in that the coolant inlet to the polymer panel is below the coolant outlet, and the cross-section of the coolant supply pipe is less than the total cross-section of the channels of the thermal collector in 1.5-20 times.

7. A thermal collector according to claim 6, characterized in that the adsorber is a coolant with the absorption of solar radiation in the range lower 400 nm and higher 1100 nm.

8. A thermal collector according to claim 6, is characterized in that the coolant in the collector is fed from the bottom up.

9. A thermal collector according to claim 6, is characterized in that the inlet and outlet collectors have a shape that ensures uniform and laminar distribution of fluid coolant and its movement over the entire plane of the panel.

10. A method of increasing the efficiency of photovoltaic panels, comprising the installation on the rear (opposite to the sun) surface, a liquid thermal collector for cooling according to claim 6.

11. A method according to claim 10, wherein the liquid thermal collector-cooling is coupled with the photovoltaic panel by lamination.

Description

BRIEF DESCRIPTION OF DRAWINGS

[0048] FIG. 1 Temperature of coolant (1prior art, 2invention). Shown the difference between the temperature of coolant fluid in the prior art model and invention. Proposed model allows to keep photovoltaic panel below the critical temperatures and keep their productivity at desired level.

[0049] FIG. 2 Cross-section of a hybrid solar panel according to present invention/

[0050] FIG. 3 Common functional scheme of a hybrid panel according to the present invention. Shown 1pump, 2heat storage/consumer, 3hybrid solar panel.

[0051] FIG. 4 Shown cooled (right) and uncooled (left) panels. It can appreciate that photovoltaic panel cooled with a thermal collector of the present invention has lower temperature compared to the uncooled.

[0052] FIG. 5 Diagram showing loss of power efficacy by a photovoltaic panel with raising of its temperature at noon whereas cooled panel raising power output.

[0053] FIG. 6 Inlet and outlet collectors for coolant.

[0054] FIG. 7 Characteristics and effectiveness of uncooled PV panel, total efficiency of separately located PV-panel and thermal panel compared to Hybrid PV-T panel.

DESCRIPTION OF EMBODIMENTS

[0055] While preferred embodiments of the invention have been disclosed in detail, it should be understood by those skilled in the art that various other modifications may be made to the illustrated embodiments without departing from the scope of the invention as described in the specification and defined in the appended claims.

CITATION LIST

Patent Literature

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Non-Patent Literature

[0070] NPL1: Huaxu Liang et al. Full-Spectrum Solar Energy Utilization and Enhanced Solar Energy Harvesting via Photon Anti-Reflection and Scattering Performance Using Biomimetic Nanophotonic Structure DOI:10.30919/esee8c456