CN211711024U - Sea surface floating photovoltaic power generation device with cooling function - Google Patents
Sea surface floating photovoltaic power generation device with cooling function Download PDFInfo
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- CN211711024U CN211711024U CN202020200869.1U CN202020200869U CN211711024U CN 211711024 U CN211711024 U CN 211711024U CN 202020200869 U CN202020200869 U CN 202020200869U CN 211711024 U CN211711024 U CN 211711024U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model provides a photovoltaic power generation device is floated on sea with cooling function, photovoltaic supporting body (2) are used for realizing floating of photovoltaic power generation device to as carrier installation reflective film (5), two-sided photovoltaic board of two glasses (6) and solar panel support (7). A buoy (8) with a one-way water inlet valve (9) is arranged at the lower side of the cooling water spray opening (3); the buoy (8) is used for assisting the stability of the sea surface floating photovoltaic power generation device, and the one-way water inlet valve (9) extracts seawater and injects the seawater to the double-glass double-sided photovoltaic panel (6), so that the water cooling function of the sea surface floating photovoltaic power generation device is realized. This device has realized the cooling of the two-sided photovoltaic board of two glasses, realizes the water-cooling function of the two-sided photovoltaic board cooling of two glasses through one-way water intaking valve, has improved the efficiency that photovoltaic power generation facility was floated on the sea through temperature regulation. The efficiency of floating the photovoltaic power generation device on the sea surface is improved by adopting the light reflecting structure of the light reflecting film.
Description
Technical Field
The utility model relates to a photovoltaic power generation device is floated on the sea, especially relates to a photovoltaic power generation device is floated on sea with cooling function.
Background
Solar energy is mainly thermal radiation energy of the sun, and is generated by nuclear energy released by hydrogen and helium fusion of hydrogen atoms in the sun. Solar energy is inexhaustible renewable energy, can be used safely, environmentally and has huge energy, and photovoltaic power generation of the solar energy is developed by utilizing the ideal energy. Compared with other countries, China has certain advantages of photovoltaic power generation by virtue of the broad land, and solar photovoltaic power generation is a main research object of future power development in China, and a key step is provided for environmental protection in China and the world. The solar energy has the advantages of universality, harmlessness, no pollution, maximum energy and long service life.
With the development and utilization of ocean resources, various sea surface floating photovoltaic power generation devices appear. The existing floating photovoltaic power generation device mainly comprises a transparent ball bearing device, a reflecting device, a solar cell panel, a photovoltaic controller, a storage battery and the like.
Researches show that the sea surface floating photovoltaic power generation device has the following defects that high temperature is generated in the photovoltaic power generation process. When the photovoltaic module normally works, besides converting light into electricity, the photovoltaic module can also generate and absorb a large amount of heat, so that the temperature of the photovoltaic module is over 60 ℃ when the photovoltaic module works, and for some light-gathering systems, the temperature of the photovoltaic module is higher and even exceeds 100 ℃. The conversion efficiency and the temperature of the crystalline silicon photovoltaic module are in a negative correlation relationship, namely the higher the working temperature of the photovoltaic module is, the lower the photoelectric conversion efficiency is. The conversion efficiency is reduced by 0.4-0.5% when the working temperature is increased by 1 ℃, and the power generation efficiency of the photovoltaic device is reduced by the increase of the temperature. In addition, if the photovoltaic module works at high temperature for a long time, the service life of the module can be seriously influenced, and the aging of the module is accelerated. In addition, the recovery ratio of light energy of the offshore floating photovoltaic power generation device is generally low.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem existing in the prior art, the utility model provides a photovoltaic power generation device is floated on sea with cooling function.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a photovoltaic power generation device is floated on sea with cooling function, is including photovoltaic supporting body 2, cooling water jet 3, reflection of light film 5, the two-sided photovoltaic board of two glasss 6 and solar panel support 7.
The photovoltaic carrier 2 is used for realizing the floating of the photovoltaic power generation device and is used as a carrier for installing a reflective film 5, a double-glass double-sided photovoltaic panel 6 and a solar panel bracket 7; the photovoltaic carrier 2 includes a floating body 21 and a groove 22.
Two sides of the top of the floating body 21 are provided with a reflector, and the reflectors are tightly attached to the surface of the top of the floating body 21; the surface of reflector panel has laid reflection of light film 5, and reflection of light film 5 reflection of sunlight is to two-sided photovoltaic board 6 of two glasss.
Grooves 22 are formed in two sides of the top of the floating body 21, the solar panel supports 7 are detachably mounted in the grooves 22, and four grooves 22 and four solar panel supports 7 are respectively arranged; the upper part of the solar panel bracket 7 is provided with a double-glass double-sided photovoltaic panel 6; the double-glass double-sided photovoltaic panel 6 is of a double-sided structure, receives solar rays from direct sunlight and reflected by the reflective film 5, and achieves photoelectric conversion.
The upper side of the middle part of the floating body 21 is provided with a reinforcing rib 4; cooling water spray nozzles 3 are respectively arranged at two sides of the reinforcing rib 4, and a buoy 8 with a one-way water inlet valve 9 is arranged at the lower side of each cooling water spray nozzle 3; the buoy 8 is used for assisting the stability of the photovoltaic power generation device floating on the sea surface, and the one-way water inlet valve 9 extracts seawater and injects the seawater to the double-glass double-sided photovoltaic panel 6, so that the water cooling function of the photovoltaic power generation device floating on the sea surface is realized.
The utility model discloses still have following additional technical characterstic:
as the utility model discloses technical scheme further specifically optimizes: the one-way water inlet valve 9 comprises a water inlet 91, a check valve 92 and a water outlet 93; the water inlet 91 is positioned at the lower side of the one-way water inlet valve 9, the water outlet 93 is positioned at the upper side of the one-way water inlet valve 9, and the check valve 92 is positioned at the top of the water inlet 91; the one-way water inlet valve 9 enables the seawater to rise and be pumped out under the action of air pressure through the control of the check valve 92; when seawater surges, the non-return valve 92 rotates and moves upwards due to seawater impact, at the moment, the water outlet 93 is opened, the seawater surges into the one-way water inlet valve 9, and the seawater is finally sprayed onto the double-glass double-sided photovoltaic panel 6 through the cooling water spray nozzle 3; when the seawater falls, the seawater falls back to make the check valve 92 rotate and move downwards, and at the moment, the water outlet 93 is closed to prevent the seawater in the one-way water inlet valve 9 from falling back into the sea. Therefore, the check valve 92 reciprocates up and down in the one-way water inlet valve 9 to continuously spray seawater onto the double-glass double-sided photovoltaic panel 6, so that the purpose of cooling the double-glass double-sided photovoltaic panel 6 is achieved, and the temperature of the double-glass double-sided photovoltaic panel 6 reaches an ideal environment temperature range.
As the utility model discloses technical scheme further specifically optimizes: a photovoltaic controller is arranged inside the floating body 21; the photovoltaic controller adopts a multi-peak MPPT photovoltaic system for control, so that the power generation efficiency is improved.
As the utility model discloses technical scheme further specifically optimizes: double-sided photovoltaic board 6 of two glasss is connected in the battery, the external power transmission line of battery.
As the utility model discloses technical scheme further specifically optimizes: the four corners of the photovoltaic supporting body 2 are provided with connecting lugs 1.
Compared with the prior art, the utility model, its advantage lies in:
the method has the advantages that: this device has realized the cooling of the two-sided photovoltaic board of two glasses 6, realizes the water-cooling function of the two-sided photovoltaic board of two glasses 6 cooling through one-way water intaking valve 9, has improved the efficiency that photovoltaic power generation device was floated on the sea through temperature regulation. By adopting the light reflecting structure of the light reflecting film 5, the efficiency of the photovoltaic power generation device floating on the sea surface is improved.
The method has the advantages that: sunlight is injected into the double-glass double-sided photovoltaic panel 6 from all directions or irradiates the reflective film 5 to enable light to irradiate the double-glass double-sided photovoltaic panel 6 through reflection, seawater is used as an ideal cooling device through the one-way water inlet valve 9, the working environment temperature of the double-glass double-sided photovoltaic panel 6 is close to the optimal environment temperature, the working efficiency of the sea surface floating photovoltaic power generation device is close to the theoretical maximum value all the time, and the capacity of outputting electric energy is guaranteed.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a sea surface floating photovoltaic power generation device with a cooling function according to the present invention;
fig. 2-3 are schematic structural views of the one-way water inlet valve 9 of the present invention.
Description of reference numerals: 1-a coupling lug; 2-a photovoltaic carrier; 3-cooling water spray nozzle; 4-reinforcing ribs; 5-a reflective film; 6-double-glass double-sided photovoltaic panel; 7-solar panel support.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings, in order that the present disclosure may be more completely understood, and the scope of the present disclosure may be fully conveyed to those skilled in the art. While the exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure is not limited to the embodiments set forth herein.
The terms "first," "second," and the like in the description herein are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the disclosure described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The utility model provides a photovoltaic power generation device is floated on sea with cooling function, is including photovoltaic supporting body 2, cooling water jet 3, reflection of light film 5, the two-sided photovoltaic board of two glasss 6 and solar panel support 7.
The photovoltaic carrier 2 is used for realizing the floating of the photovoltaic power generation device and is used as a carrier for installing a reflective film 5, a double-glass double-sided photovoltaic panel 6 and a solar panel bracket 7; and the photovoltaic carrier 2 is integrally constructed, so that the photovoltaic power generation device floating on the sea surface is more stable. The four corners of the photovoltaic supporting body 2 are provided with connecting lugs 1. The photovoltaic carrier 2 includes a floating body 21 and a groove 22.
Two sides of the top of the floating body 21 are provided with a reflector, and the reflectors are tightly attached to the surface of the top of the floating body 21; the surface of reflector panel has been laid and has been had reflection of light film 5, and reflection of light film 5 reflection of sun light reaches the purpose that improves daylighting conversion yield on the two-sided photovoltaic board of two glasss 6.
Grooves 22 are formed in two sides of the top of the floating body 21, the solar panel supports 7 are detachably mounted in the grooves 22, and four grooves 22 and four solar panel supports 7 are respectively arranged; the upper part of the solar panel bracket 7 is provided with a double-glass double-sided photovoltaic panel 6; the double-glass double-sided photovoltaic panel 6 is of a double-sided structure, receives solar rays from direct sunlight and reflected by the reflective film 5, and achieves photoelectric conversion.
The upper side of the middle part of the floating body 21 is provided with a reinforcing rib 4; cooling water spray nozzles 3 are respectively arranged at two sides of the reinforcing rib 4, and a buoy 8 with a one-way water inlet valve 9 is arranged at the lower side of each cooling water spray nozzle 3; the buoy 8 is used for assisting the stability of the photovoltaic power generation device floating on the sea surface, and the one-way water inlet valve 9 extracts seawater and injects the seawater to the double-glass double-sided photovoltaic panel 6, so that the water cooling function of the photovoltaic power generation device floating on the sea surface is realized.
The one-way water inlet valve 9 comprises a water inlet 91, a check valve 92 and a water outlet 93; the water inlet 91 is positioned at the lower side of the one-way water inlet valve 9, the water outlet 93 is positioned at the upper side of the one-way water inlet valve 9, and the check valve 92 is positioned at the top of the water inlet 91.
The one-way water inlet valve 9 enables the seawater to rise and be pumped out under the action of air pressure through the control of the check valve 92; when seawater surges, the non-return valve 92 rotates and moves upwards due to seawater impact, at the moment, the water outlet 93 is opened, the seawater surges into the one-way water inlet valve 9, and the seawater is finally sprayed onto the double-glass double-sided photovoltaic panel 6 through the cooling water spray nozzle 3; when the seawater falls, the seawater falls back to make the check valve 92 rotate and move downwards, and at the moment, the water outlet 93 is closed to prevent the seawater in the one-way water inlet valve 9 from falling back into the sea. Therefore, the check valve 92 reciprocates up and down in the one-way water inlet valve 9 to continuously spray seawater onto the double-glass double-sided photovoltaic panel 6, so that the purpose of cooling the double-glass double-sided photovoltaic panel 6 is achieved, and the temperature of the double-glass double-sided photovoltaic panel 6 reaches an ideal environment temperature range.
The connection and use process of the sea surface floating photovoltaic power generation device with the cooling function comprises the following steps: when in use, the disassembled parts are assembled according to the attached drawings, and a photovoltaic controller is arranged in the floating body 21; the photovoltaic controller adopts a multi-peak MPPT photovoltaic system for control, so that the power generation efficiency is improved. Double-sided photovoltaic board 6 of two glasss is connected in the battery, the external power transmission line of battery. Then the device is placed in seawater, and a plurality of the floating photovoltaic power generation devices on the sea surface can be mutually connected and fixed into a whole through the connecting lugs 1.
The working process of the sea surface floating photovoltaic power generation device with the cooling function comprises the following steps: sunlight is injected into the double-glass double-sided photovoltaic panel 6 from all directions or irradiates the reflective film 5 to enable light to irradiate the double-glass double-sided photovoltaic panel 6 through reflection, seawater is used as an ideal cooling device through the one-way water inlet valve 9, the working environment temperature of the double-glass double-sided photovoltaic panel 6 is close to the optimal environment temperature, the working efficiency of the sea surface floating photovoltaic power generation device is close to the theoretical maximum value all the time, and the capacity of outputting electric energy is guaranteed.
This device has realized the cooling of the two-sided photovoltaic board of two glasses 6, realizes the water-cooling function of the two-sided photovoltaic board of two glasses 6 cooling through one-way water intaking valve 9, has improved the efficiency that photovoltaic power generation device was floated on the sea through temperature regulation. By adopting the light reflecting structure of the light reflecting film 5, the efficiency of the photovoltaic power generation device floating on the sea surface is improved.
Although the embodiments have been described, once the basic inventive concept is known, other changes and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all changes in equivalent structures or equivalent processes using the contents of the specification and drawings of the present invention, or directly or indirectly using other related technical fields, are also included in the scope of the present invention.
Claims (5)
1. A sea surface floating photovoltaic power generation device with a cooling function is characterized by comprising a photovoltaic supporting body (2), a cooling water spray nozzle (3), a reflective film (5), a double-glass double-sided photovoltaic panel (6) and a solar panel support (7);
the photovoltaic supporting body (2) is used for realizing the floating of the photovoltaic power generation device and is used as a carrier for installing a reflective film (5), a double-glass double-sided photovoltaic panel (6) and a solar panel bracket (7); the photovoltaic carrier (2) comprises a floating body (21) and a groove (22);
two sides of the top of the floating body (21) are provided with light reflecting plates which are tightly attached to the surface of the top of the floating body (21); a reflective film (5) is laid on the surface of the reflector, and the reflective film (5) reflects solar rays onto the double-glass double-sided photovoltaic panel (6);
grooves (22) are formed in two sides of the top of the floating body (21), a solar panel support (7) is detachably mounted in each groove (22), and four grooves (22) and four solar panel supports (7) are respectively arranged; the upper part of the solar panel bracket (7) is provided with a double-glass double-sided photovoltaic panel (6); the double-glass double-sided photovoltaic panel (6) is of a double-sided structure, receives solar rays from direct sunlight and reflected by the reflective film (5), and realizes photoelectric conversion;
the upper side of the middle part of the floating body (21) is provided with a reinforcing rib (4); cooling water spray nozzles (3) are respectively arranged on two sides of the reinforcing rib (4), and a buoy (8) with a one-way water inlet valve (9) is arranged on the lower side of each cooling water spray nozzle (3); the buoy (8) is used for assisting the stability of the sea surface floating photovoltaic power generation device, and the one-way water inlet valve (9) extracts seawater and injects the seawater to the double-glass double-sided photovoltaic panel (6), so that the water cooling function of the sea surface floating photovoltaic power generation device is realized.
2. The sea surface floating photovoltaic power generation device with the cooling function according to claim 1, wherein: the one-way water inlet valve (9) comprises a water inlet (91), a check valve (92) and a water outlet (93); the water inlet (91) is positioned at the lower side of the one-way water inlet valve (9), the water outlet (93) is positioned at the upper side of the one-way water inlet valve (9), and the check valve (92) is positioned at the top of the water inlet (91).
3. The sea surface floating photovoltaic power generation device with the cooling function according to claim 1, wherein: the inside of body (21) is provided with photovoltaic controller.
4. The sea surface floating photovoltaic power generation device with the cooling function according to claim 1, wherein: the double-glass double-sided photovoltaic panel (6) is connected to the storage battery, and the storage battery is externally connected with a power transmission line.
5. The sea surface floating photovoltaic power generation device with the cooling function according to claim 1, wherein: four corners of the photovoltaic supporting body (2) are provided with connecting lugs (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200869.1U CN211711024U (en) | 2020-02-24 | 2020-02-24 | Sea surface floating photovoltaic power generation device with cooling function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020200869.1U CN211711024U (en) | 2020-02-24 | 2020-02-24 | Sea surface floating photovoltaic power generation device with cooling function |
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| CN211711024U true CN211711024U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020200869.1U Expired - Fee Related CN211711024U (en) | 2020-02-24 | 2020-02-24 | Sea surface floating photovoltaic power generation device with cooling function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715976A (en) * | 2021-08-20 | 2021-11-30 | 张建龙 | Solar power generation device for sea surface |
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2020
- 2020-02-24 CN CN202020200869.1U patent/CN211711024U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113715976A (en) * | 2021-08-20 | 2021-11-30 | 张建龙 | Solar power generation device for sea surface |
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Granted publication date: 20201020 Termination date: 20210224 |
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