CN205375197U - High condensation light grid -connected PV power generation system - Google Patents
High condensation light grid -connected PV power generation system Download PDFInfo
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- CN205375197U CN205375197U CN201521125041.XU CN201521125041U CN205375197U CN 205375197 U CN205375197 U CN 205375197U CN 201521125041 U CN201521125041 U CN 201521125041U CN 205375197 U CN205375197 U CN 205375197U
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- grid
- concentrating photovoltaic
- high power
- electrically connected
- intelligent
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model discloses a high condensation light grid -connected PV power generation system, it is equipped with two at least spotlight photovoltaic module, two at least solar cell panel square matrixes, two at least intelligence collection flow box, two at least DC distribution cabinets, two at least grid -connected inverter, a AC distribution ware and intelligent monitoring device, wherein, every spotlight photovoltaic module is corresponding the installation at a solar cell panel square matrix department all, and every solar cell panel square matrix all corresponds intelligence collection flow box of electric connection, and every intelligence collection flow box all corresponds DC distribution cabinet of electric connection, grid -connected inverter of the equal electric connection of every DC distribution cabinet, the equal electric connection of every grid -connected inverter in AC distribution ware, the equal electric connection of intelligent solar cell panel 1 in all intelligence collection flow box and all grid -connected inverter. The utility model discloses can improve the generating efficiency, it is more stable to supply power, and life is more extra long, can follow sun orientation adjustment position, advantages such as lightning protection.
Description
Technical field
This utility model relates to high power concentrating photovoltaic grid-connected system.
Background technology
Today that energy problem becomes increasingly conspicuous, solar energy, as the green energy resource of a kind of inexhaustible, nexhaustible, cleanliness without any pollution, its effective exploitation is utilized and has become the most important thing realizing energy sustainable development.In the middle of the effectively utilization of solar energy, solar energy generation technology is that development in recent years is the fastest, one of most active research field.
Existing photovoltaic generating system majority adopts the crystal silicon cell of the first generation and the thin film solar cell of the second filial generation.Conversion efficiency and generated energy is improved by the mode of large-area laying.
Although the Laboratory efficiencies of first generation crystal-silicon solar cell has reached 25%, the efficiency of large-scale production commercial product is more than 17%, but owing to being limited by single crystal silicon material price and loaded down with trivial details processing technique, causes single crystal silicon solar cell cost to remain high.The Laboratory efficiencies of the hull cells such as second filial generation thin film solar cell also achieves the achievement attracted people's attention, CuInSe2 and CdTe at present respectively 16.5% and 18.5%, although be still expected to break through further in efficiency, but the former poor stability, the latter is more difficult making again.The source of non-crystalline silicon and amorphous silicon hydride is relatively wide, but conversion efficiency is relatively low and large area film makes and there is also the problem that price is high.
Utility model content
The advantages such as technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that high power concentrating photovoltaic grid-connected system, it is possible to increase generating efficiency, powers more stable, and service life more lengthens, it is possible to follows solar direction and adjusts position, lightning protection.
This utility model be the technical scheme is that
High power concentrating photovoltaic grid-connected system, it is provided with at least two concentrating photovoltaic assembly, at least two solar panel square formation, at least two intelligent junction box, at least two DC power distribution cabinet, at least two combining inverter, an AC distribution device and an intelligent monitoring and controlling device；Wherein, each concentrating photovoltaic assembly all correspondences are arranged on a solar panel square formation place, each solar panel square formation is all corresponding is electrically connected an intelligent junction box, each intelligent junction box is all corresponding is electrically connected a DC power distribution cabinet, each DC power distribution cabinet is all electrically connected a combining inverter, each combining inverter is all electrically connected at AC distribution device, and intelligent monitoring and controlling device is all electrically connected at all intelligent junction boxes and all combining inverters.
Described intelligent monitoring and controlling device is electrically connected with solar tracking system and orientation and elevation drive, described orientation and elevation drive and is connected with solar panel square formation.
Described intelligent monitoring and controlling device is electrically connected with radiation intensity sensor and temperature sensor.
Described high power concentrating photovoltaic grid-connected system also includes the grid-connected protection device of at least two; each grid-connected protection device is both connected between mutually corresponding DC power distribution cabinet and combining inverter, or each grid-connected protection device is both connected between mutually corresponding grid-connected protection device and AC distribution device.
Described orientation and elevation drive are provided with the drive motor being electrically connected with intelligent monitoring and controlling device and the swivel mount being in transmission connection with drive motor.
Described intelligent monitoring and controlling device is provided with the communication module that processor and processor are electrically connected and the driving module being electrically connected with processor.
Described intelligent junction box is the intelligent junction box with lightning protection device.
Described combining inverter is 500kW photovoltaic combining inverter.
Described solar tracking system is double-shaft auto-tracking system, described double-shaft auto-tracking system column double-shaft auto-tracking system.
Described solar panel square formation is the solar panel square formation of the iii-v battery adopting many knots.
Intelligent junction box is Intelligent photovoltaic combiner box, and Intelligent photovoltaic combiner box is used for connecting solar panel square formation and combining inverter, it is provided that lightning protection and overcurrent protection, and monitors the list string electric current of solar panel square formation, voltage and lightning protection device state, circuit-breaker status.In solar photovoltaic generation system, in order to reduce the line between solar panel square formation and combining inverter, photovoltaic cell series connection identical to some, specification can be got up by user, form photovoltaic tandem one by one, then again several photovoltaic tandem parallel connections are accessed Intelligent photovoltaic combiner box.In order to improve the dependable with function of system, photovoltaic special DC lightning-protection module, DC fuse and chopper etc. can be configured in Intelligent photovoltaic combiner box, and working station indicator, thunder-and-lightning counter etc. are set, facilitate user's working condition grasping photovoltaic cell promptly and accurately, it is ensured that solar photovoltaic generation system plays maximum effect.
Solar energy high power is focused in the solar panel square formation that conversion ratio is more increased by concentrating photovoltaic assembly, solar panel square formation converts solar energy into electric energy, refluxed by intelligence backflow item case, after DC power distribution cabinet processes, changed by combining inverter, power again through after AC distribution device.
Solar tracking system learns the position of the sun, gathers signal and learn sun position more accurately with radiancy sensor and temperature sensor, by orientation and elevation drive by solar panel square formation towards solar direction.
The advantages such as the beneficial effects of the utility model are: can improve generating efficiency, power more stable, and service life more lengthens, it is possible to follow solar direction and adjust position, lightning protection.
Accompanying drawing explanation
Fig. 1 is principle schematic of the present utility model.
Detailed description of the invention
As shown in Figure 1, this utility model high power concentrating photovoltaic grid-connected system, it is provided with at least two concentrating photovoltaic assembly 1, at least two solar panel square formation 2, at least two intelligent junction box 3, at least two DC power distribution cabinet 4,5, AC distribution device 6 of at least two combining inverter and an intelligent monitoring and controlling device 7；Wherein, each equal correspondence of concentrating photovoltaic assembly 1 is arranged on solar panel square formation 2 place, each solar panel square formation 2 is all corresponding is electrically connected an intelligent junction box 3, each intelligent junction box 3 is all corresponding is electrically connected a DC power distribution cabinet 4, each DC power distribution cabinet 4 is all electrically connected a combining inverter 5, each combining inverter 5 is all electrically connected at AC distribution device 6, and intelligent monitoring and controlling device 7 is all electrically connected at all intelligent junction boxes 3 and all combining inverters 5.
Described intelligent monitoring and controlling device 7 is electrically connected with solar tracking system 10 and orientation and elevation drive 11, described orientation and elevation drive 11 and is connected with solar panel square formation 2.
Described intelligent monitoring and controlling device 7 is electrically connected with radiation intensity sensor 8 and temperature sensor 9.
Described high power concentrating photovoltaic grid-connected system also includes the grid-connected protection device of at least two; each grid-connected protection device is both connected between mutually corresponding DC power distribution cabinet 4 and combining inverter 5, or each grid-connected protection device is both connected between mutually corresponding grid-connected protection device and AC distribution device 6.
Described orientation and elevation drive 11 are provided with the drive motor being electrically connected with intelligent monitoring and controlling device 7 and the swivel mount being in transmission connection with drive motor.
Described intelligent monitoring and controlling device 7 is provided with the communication module that processor and processor are electrically connected and the driving module being electrically connected with processor.
Described intelligent junction box 3 is the intelligent junction box 3 with lightning protection device.
Described combining inverter 5 is 500kW photovoltaic combining inverter 5.
Described solar tracking system 10 is double-shaft auto-tracking system, described double-shaft auto-tracking system column double-shaft auto-tracking system.
Described solar panel square formation 2 is the solar panel square formation 2 of the iii-v battery adopting many knots.
Intelligent junction box is Intelligent photovoltaic combiner box, and Intelligent photovoltaic combiner box is used for connecting solar panel square formation and combining inverter, it is provided that lightning protection and overcurrent protection, and monitors the list string electric current of solar panel square formation, voltage and lightning protection device state, circuit-breaker status.In solar photovoltaic generation system, in order to reduce the line between solar panel square formation and combining inverter, photovoltaic cell series connection identical to some, specification can be got up by user, form photovoltaic tandem one by one, then again several photovoltaic tandem parallel connections are accessed Intelligent photovoltaic combiner box.In order to improve the dependable with function of system, photovoltaic special DC lightning-protection module, DC fuse and chopper etc. can be configured in Intelligent photovoltaic combiner box, and working station indicator, thunder-and-lightning counter etc. are set, facilitate user's working condition grasping photovoltaic cell promptly and accurately, it is ensured that solar photovoltaic generation system plays maximum effect.
Solar energy high power is focused in the solar panel square formation that conversion ratio is more increased by concentrating photovoltaic assembly, solar panel square formation converts solar energy into electric energy, refluxed by intelligence backflow item case, after DC power distribution cabinet processes, changed by combining inverter, power again through after AC distribution device.
Solar tracking system learns the position of the sun, gathers signal and learn sun position more accurately with radiancy sensor and temperature sensor, by orientation and elevation drive by solar panel square formation towards solar direction.
The advantages such as the beneficial effects of the utility model are: can improve generating efficiency, power more stable, and service life more lengthens, it is possible to follow solar direction and adjust position, lightning protection.
Claims (10)
1. high power concentrating photovoltaic grid-connected system, it is characterised in that: it is provided with at least two concentrating photovoltaic assembly (1), at least two solar panel square formation (2), at least two intelligent junction box (3), at least two DC power distribution cabinet (4), at least two combining inverter (5), an AC distribution device (6) and an intelligent monitoring and controlling device (7)；Wherein, each concentrating photovoltaic assembly (1) all correspondences are arranged on solar panel square formation (2) place, each solar panel square formation (2) is all corresponding is electrically connected an intelligent junction box (3), each intelligent junction box (3) is all corresponding is electrically connected a DC power distribution cabinet (4), each DC power distribution cabinet (4) is all electrically connected a combining inverter (5), each combining inverter (5) is all electrically connected at AC distribution device (6), and intelligent monitoring and controlling device (7) is all electrically connected at all intelligent junction boxes (3) and all combining inverters (5).
2. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterized in that: described intelligent monitoring and controlling device (7) is electrically connected with solar tracking system (10) and orientation and elevation drive (11), described orientation and elevation drive (11) and is connected with solar panel square formation (2).
3. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterised in that: described intelligent monitoring and controlling device (7) is electrically connected with radiation intensity sensor (8) and temperature sensor (9).
4. high power concentrating photovoltaic grid-connected system according to claim 1; it is characterized in that: described high power concentrating photovoltaic grid-connected system also includes the grid-connected protection device of at least two; each grid-connected protection device is both connected between mutually corresponding DC power distribution cabinet (4) and combining inverter (5), or each grid-connected protection device is both connected between mutually corresponding grid-connected protection device and AC distribution device (6).
5. high power concentrating photovoltaic grid-connected system according to claim 2, it is characterised in that: described orientation and elevation drive (11) are provided with the drive motor being electrically connected with intelligent monitoring and controlling device (7) and the swivel mount being in transmission connection with drive motor.
6. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterised in that: described intelligent monitoring and controlling device (7) is provided with the communication module that processor and processor are electrically connected and the driving module being electrically connected with processor.
7. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterised in that: described intelligent junction box (3) is the intelligent junction box (3) with lightning protection device.
8. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterised in that: described combining inverter (5) is 500kW photovoltaic combining inverter (5).
9. high power concentrating photovoltaic grid-connected system according to claim 2, it is characterised in that: described solar tracking system (10) is double-shaft auto-tracking system, described double-shaft auto-tracking system column double-shaft auto-tracking system.
10. high power concentrating photovoltaic grid-connected system according to claim 1, it is characterised in that: described solar panel square formation (2) is the solar panel square formation (2) of the iii-v battery adopting many knots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125041.XU CN205375197U (en) | 2015-12-31 | 2015-12-31 | High condensation light grid -connected PV power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521125041.XU CN205375197U (en) | 2015-12-31 | 2015-12-31 | High condensation light grid -connected PV power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205375197U true CN205375197U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521125041.XU Expired - Fee Related CN205375197U (en) | 2015-12-31 | 2015-12-31 | High condensation light grid -connected PV power generation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107943106A (en) * | 2017-11-17 | 2018-04-20 | 苏州聚晟太阳能科技股份有限公司 | Possess the MPPT header boxs of following function and its control method of use |
| CN108512511A (en) * | 2018-05-23 | 2018-09-07 | 南方电网科学研究院有限责任公司 | Roof photovoltaic power generation system |
-
2015
- 2015-12-31 CN CN201521125041.XU patent/CN205375197U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107943106A (en) * | 2017-11-17 | 2018-04-20 | 苏州聚晟太阳能科技股份有限公司 | Possess the MPPT header boxs of following function and its control method of use |
| CN108512511A (en) * | 2018-05-23 | 2018-09-07 | 南方电网科学研究院有限责任公司 | Roof photovoltaic power generation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20191231 |