CN111525259B - Solar cell antenna with series structure - Google Patents
Solar cell antenna with series structure Download PDFInfo
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- CN111525259B CN111525259B CN202010489900.2A CN202010489900A CN111525259B CN 111525259 B CN111525259 B CN 111525259B CN 202010489900 A CN202010489900 A CN 202010489900A CN 111525259 B CN111525259 B CN 111525259B
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- 230000005855 radiation Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar cell antenna with a series structure, which belongs to the technical field of solar cell antennas and works at 5.8 GHz; the device comprises a radiation module and a power supply module for supplying electric energy to the radiation module; the power supply module is electrically connected with the radiation module through a direct current feeder; the method is characterized in that: the power module comprises a plurality of solar cells which are sequentially connected in series; the solar cell antenna also comprises an upper dielectric plate and a lower dielectric plate which are parallel to each other; the distance between the lower surface of the upper dielectric plate and the upper surface of the lower dielectric plate is 2 mm; the solar cells are positioned on the upper surface of the upper-layer dielectric plate; the radiation module is arranged on the lower dielectric slab. The invention improves the output voltage of the solar cell antenna at the direct current port by connecting the solar cells in series. The solar cell antenna can achieve the purpose of supplying power to devices with high voltage requirements, and meets the requirements of application environments which cannot provide high voltage.
Description
Technical Field
The invention belongs to the technical field of solar cell antennas, and particularly relates to a solar cell antenna with a series structure.
Background
At present, the traditional solar cell antenna adopts a parallel connection design, solar cells are connected in parallel to form a radiation main body of the antenna, and meanwhile, a direct current energy collection function is realized.
Although the solar cells are connected in parallel to achieve the purposes of being used as the antenna radiation body and collecting direct current energy, the connection mode limits the output voltage of the solar cells. According to the basic principle of the circuit, the voltage of each branch in the parallel circuit is equal to the voltage of the main circuit, and under the condition that the same number of solar cells are used, the parallel connection mode cannot effectively output the direct current voltage generated by each solar cell, and the maximum output voltage of the solar cell cannot be obtained at a direct current port.
Disclosure of Invention
The invention provides a solar cell antenna with a series structure, aiming at solving the technical problems in the prior art, and under the condition that the same number of solar cells are used, the output voltage of the solar cell antenna at a direct current port is improved in a mode of connecting the solar cells in series. The solar cell antenna can achieve the purpose of supplying power to devices with high voltage requirements, and meets the requirements of application environments which cannot provide high voltage.
The invention aims to provide a solar cell antenna with a series structure, which works at 5.8 GHz; the device comprises a radiation module and a power supply module for supplying electric energy to the radiation module; the power supply module is electrically connected with the radiation module through a direct current feeder;
the power module comprises a plurality of solar cells which are sequentially connected in series;
the solar cell antenna also comprises an upper dielectric plate and a lower dielectric plate which are parallel to each other; the distance between the lower surface of the upper-layer dielectric plate and the upper surface of the lower-layer dielectric plate is 2 mm;
the solar cells are positioned on the upper surface of the upper-layer dielectric plate; the radiation module is arranged on the lower dielectric slab.
Furthermore, the number of the solar cells is four.
Further, the radiation module includes a lower feeder, a slotted floor, and a low pass filter.
Further, the low pass filter is coplanar with the feed line.
Furthermore, the low-pass filter and the feeder line are positioned on the lower surface of the lower dielectric plate.
Furthermore, the four solar cells are parallel to each other, and the distance between two adjacent solar cells is equal.
Further, each solar cell piece has a size of 11.2 mm × 63 mm.
Further, the power module has dimensions of 11.2 mm × 63 mm, the size of the slotted floor is 82 mm × 86.5 mm, and the antenna height is 2.762 mm.
The invention has the advantages and positive effects that:
by adopting the technical scheme, the solar cell antenna adopting the series connection mode has better radiation performance and effectively improves the output voltage of the solar cell antenna. Compared with the solar cell antenna adopting the parallel connection mode, the series connection mode improves the output voltage of the solar cell antenna under the condition of the same number of solar cells, and is favorable for the practical application of the solar cell antenna.
Drawings
FIG. 1 is a block diagram of a preferred embodiment of the present invention;
FIG. 2 is a front view of the preferred embodiment of the present invention;
FIG. 3 is a diagram illustrating a first connection mode of solar cells according to a preferred embodiment of the present invention;
FIG. 4 is a diagram of a second connection mode of the solar cells according to the preferred embodiment of the present invention;
FIG. 5 is a diagram illustrating a third connection mode of a solar cell in accordance with a preferred embodiment of the present invention;
FIG. 6 is a diagram illustrating a fourth connection mode of a solar cell in a preferred embodiment of the present invention;
FIG. 7 is a diagram illustrating a fifth connection mode of a solar cell in a preferred embodiment of the present invention;
fig. 8 is a diagram illustrating a sixth connection mode of solar cells according to a preferred embodiment of the present invention;
FIG. 9 is a partial schematic diagram of the feed and filter structure in a preferred embodiment of the invention;
fig. 10 is a diagram of relative bandwidth matching obtained by simulation using the technical solution of the present invention;
fig. 11 is a gain curve graph obtained by simulation using the technical solution of the present invention.
Wherein: 1. an upper dielectric plate; 2. a lower dielectric plate; 3. a solar cell sheet; 4. a direct current feeder; 5. a lower feeder line; 6. a low-pass filter; 7. a floor; 8. and (3) SMA.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
as shown in fig. 1, fig. 2 and fig. 9, the technical solution of the present invention is:
a solar cell antenna with a series structure works at 5.8 GHz; the device comprises a radiation module and a power supply module for supplying electric energy to the radiation module; the power supply module is electrically connected with the radiation module through a direct current feeder 4;
the power module comprises a plurality of solar cells 3 which are connected in series in sequence; the invention adopts four solar cells;
the solar cell antenna also comprises an upper dielectric plate 1 and a lower dielectric plate 2 which are parallel to each other; the distance between the lower surface of the upper dielectric plate and the upper surface of the lower dielectric plate is 2 mm;
the solar cells are positioned on the upper surface of the upper-layer dielectric plate; the radiation module is arranged on the lower dielectric slab. The SMA8 is connected with the direct current feeder 4 through a lower feeder 5;
the radiating module comprises a lower feeder, a floor 7 for slotting and a low pass filter 6.
Referring to fig. 2, the above preferred embodiment is divided into an upper layer and a lower layer, the middle of which is separated by an air layer of 2 mm, wherein the solar cell is located on the upper side (upper surface) of the upper dielectric plate as the main radiation structure of the antenna, the dc feeder and the slotted floor are located on both sides (upper surface and lower surface) of the lower dielectric plate, the low pass filter is coplanar with the feeder and located on the lower side (lower surface) of the lower dielectric plate;
the solar cells can be connected in series by changing the position of the dc connection line, and referring to fig. 3 to 8, six connection positions of the cell connection sheet are shown.
This patent adopts the gap coupling feed form to realize the impedance matching design, and the power supply part comprises four strings of 11.2 millimeters x 63 millimeters's solar cell cluster to adopt the mode of establishing ties to link together it, promote the output voltage of solar cell antenna at direct current port department. The design method not only improves the sheet distribution rate of the solar cell sheets on the limited plane of the medium plate, but also improves the output voltage of the solar cell antenna under the condition of the same number of solar cell sheets, thereby being beneficial to the practical application of the solar cell antenna.
Fig. 10 and 11 show the radiation performance of the solar cell antenna using the series connection. The solar cell antenna adopting the connection mode covers a frequency band of 5.22 GHz-6.44 GHz, realizes 21.2% of relative bandwidth matching design, maintains stable gain in the whole frequency band, has a gain peak value of 11.4dBi, and can achieve better radiation performance.
The invention provides a solar cell antenna with a series structure for the first time. The design adopts a series connection method to connect the solar cells into a string, and the output voltage of the solar cells is improved under the condition of not changing the number of the solar cells. The solar cell antenna structure is shown in fig. 3. The solar cell antenna mainly works at 5.8GHz, the size of each solar cell string is 11.2 mm multiplied by 63 mm, the size of the grooved floor is 82 mm multiplied by 86.5 mm, and the height of the antenna is 2.762 mm.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (1)
1. A solar cell antenna with a series structure works at 5.8 GHz; the device comprises a radiation module and a power supply module for supplying electric energy to the radiation module; the power supply module is electrically connected with the radiation module through a direct current feeder; the method is characterized in that:
the power module comprises a plurality of solar cells which are sequentially connected in series;
the solar cell antenna also comprises an upper dielectric plate and a lower dielectric plate which are parallel to each other; the distance between the lower surface of the upper-layer dielectric plate and the upper surface of the lower-layer dielectric plate is 2 mm;
the solar cells are positioned on the upper surface of the upper-layer dielectric plate; the radiation module is arranged on the lower dielectric slab;
the radiation module comprises a lower feeder line, a slotted floor and a low-pass filter;
the low-pass filter is coplanar with the feeder line;
the low-pass filter and the feeder line are positioned on the lower surface of the lower-layer dielectric plate;
the four solar cells are parallel to each other, and the distance between every two adjacent solar cells is equal;
the size of each solar cell is 11.2 mm x 63 mm;
the size of the slotted floor is 82 mm x 86.5 mm, and the antenna height is 2.762 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010489900.2A CN111525259B (en) | 2020-06-02 | 2020-06-02 | Solar cell antenna with series structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010489900.2A CN111525259B (en) | 2020-06-02 | 2020-06-02 | Solar cell antenna with series structure |
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| Publication Number | Publication Date |
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| CN111525259A CN111525259A (en) | 2020-08-11 |
| CN111525259B true CN111525259B (en) | 2022-09-09 |
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| CN202010489900.2A Active CN111525259B (en) | 2020-06-02 | 2020-06-02 | Solar cell antenna with series structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114024130B (en) * | 2021-10-15 | 2023-11-28 | 中国电子科技集团公司第十八研究所 | Low-profile broadband solar cell antenna |
| CN114709631B (en) * | 2022-03-16 | 2023-09-15 | 天津大学 | Dual-polarized solar cell antenna based on shared port surface |
Citations (4)
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|---|---|---|---|---|
| CN102496053A (en) * | 2011-12-12 | 2012-06-13 | 天津工业大学 | Radio frequency identification device (RFID) with solar battery as antenna |
| CN106711576A (en) * | 2016-12-14 | 2017-05-24 | 西安电子科技大学 | Solar cell and slot antenna integration device |
| CN107910655A (en) * | 2017-11-08 | 2018-04-13 | 中国电子科技集团公司第三十八研究所 | Conformal antenna and wing and Helios based on solar cell |
| CN110797629A (en) * | 2019-11-15 | 2020-02-14 | 中国电子科技集团公司第十八研究所 | Array solar cell slice antenna based on coplanar waveguide structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1575124A1 (en) * | 2004-03-11 | 2005-09-14 | Sony Ericsson Mobile Communications AB | Integrated antenna and solar cell assembly and apparatus incorporating same |
| US8599081B2 (en) * | 2010-04-21 | 2013-12-03 | City University Of Hong Kong | Solar energy collection antennas |
| US8630077B2 (en) * | 2011-12-22 | 2014-01-14 | Sunpower Corporation | Circuits and methods for limiting open circuit voltage of photovoltaic strings |
| CN203312303U (en) * | 2013-06-17 | 2013-11-27 | 宁波市柯玛士太阳能科技有限公司 | Solar circuit conversion efficient power generation device |
| CN205406718U (en) * | 2016-02-24 | 2016-07-27 | 南京邮电大学 | Solar energy antenna based on ITO film |
| CN207218615U (en) * | 2017-08-30 | 2018-04-10 | 河北燚晶新能源科技有限公司 | A kind of solar power system |
| CN110112545B (en) * | 2019-04-08 | 2021-05-18 | 天津大学 | Integrated antenna of integrated solar wafer |
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2020
- 2020-06-02 CN CN202010489900.2A patent/CN111525259B/en active Active
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|---|---|---|---|---|
| CN102496053A (en) * | 2011-12-12 | 2012-06-13 | 天津工业大学 | Radio frequency identification device (RFID) with solar battery as antenna |
| CN106711576A (en) * | 2016-12-14 | 2017-05-24 | 西安电子科技大学 | Solar cell and slot antenna integration device |
| CN107910655A (en) * | 2017-11-08 | 2018-04-13 | 中国电子科技集团公司第三十八研究所 | Conformal antenna and wing and Helios based on solar cell |
| CN110797629A (en) * | 2019-11-15 | 2020-02-14 | 中国电子科技集团公司第十八研究所 | Array solar cell slice antenna based on coplanar waveguide structure |
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| "An Efficient Design of Solar Cell Antenna for Mobile and Vehicular Applications";A. Suresh Kumar 等;《2011 IEEE Global Humanitarian Technology Conference》;20111215;第36-39页 * |
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| CN111525259A (en) | 2020-08-11 |
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Effective date of registration: 20221114 Address after: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee after: CETC Energy Co.,Ltd. Patentee after: Tianjin University Address before: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee before: The 18th Research Institute of China Electronics Technology Group Corporation Patentee before: Tianjin University |
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Address after: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee after: CETC Blue Sky Technology Co.,Ltd. Patentee after: Tianjin University Address before: 300384 No. 6 Huake No. 7 Road, Binhai New Area, Tianjin Binhai High-tech Industrial Development Zone Patentee before: CETC Energy Co.,Ltd. Patentee before: Tianjin University |
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