CN202663324U - High-efficiency solar photovoltaic power generation system device - Google Patents
High-efficiency solar photovoltaic power generation system device Download PDFInfo
- Publication number
- CN202663324U CN202663324U CN2012201281121U CN201220128112U CN202663324U CN 202663324 U CN202663324 U CN 202663324U CN 2012201281121 U CN2012201281121 U CN 2012201281121U CN 201220128112 U CN201220128112 U CN 201220128112U CN 202663324 U CN202663324 U CN 202663324U
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- generation system
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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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Abstract
The utility model discloses a high-efficiency solar photovoltaic power generation system device, belonging to the technical field of solar photovoltaic power generation, and mainly for solving the problem that the actual conversion efficiency of the present solar photovoltaic power generation system is not maximized. The high-efficiency solar photovoltaic power generation system device is mainly characterized by comprising a solar cell panel group, a header box group and a photovoltaic inverter, wherein solar cell panels are connected with the corresponding header boxes respectively; the header box further comprises a maximum power point MPPT (maximum power point tracking) sampling tracking circuit which is connected with a DC-DC (direct current-direct current) conversion circuit; the photovoltaic inverter is only composed of an inverter circuit; and the output end of the header box group is connected with the input end of the photovoltaic inverter. The scheme disclosed by the utility model achieves the purposes of reducing cost and increasing the efficiency of the whole solar photovoltaic power generation system device, and is mainly used for the solar photovoltaic power generation system device.
Description
Technical field
The utility model belongs to the solar photovoltaic technology field.Be specifically related to a kind of high efficiency solar photovoltaic power generating system device.
Background technology
At present, solar photovoltaic generation system is made of solar panel group, header box group and photovoltaic DC-to-AC converter, and photovoltaic DC-to-AC converter is comprised of maximum power point MPPT sampling tracking circuit and inverter circuit.Cardinal principle is respectively to organize extremely separately header box of solar panel difference tandem, is connected to photovoltaic DC-to-AC converter after header box gathers again and carries out inversion output AC electricity, and photovoltaic DC-to-AC converter adopts maximum power point MPPT mode tracking sampling.Photovoltaic DC-to-AC converter sampling be direct voltage and electric current after many Battery packs plate gathers, owing to can not there are differences because cell panel does not mate, surface filth, cloud layer and other block shade etc. between each Battery pack plate, causing the maximum power of inverter sampling is not to be real maximum power point, can be less than real maximum power point, the conversion efficiency of photovoltaic system reality does not reach maximization thus.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of conversion efficiency of photovoltaic system reality that makes to reach maximized high efficiency solar photovoltaic power generating system device for above-mentioned deficiency.
Technical solution of the present utility model is: a kind of high-efficiency solar-powered photovoltaic generating system apparatus, comprise solar panel group, header box group and photovoltaic DC-to-AC converter, solar panel connects with corresponding header box respectively, it is characterized in that: described header box also comprises the maximum power point MPPT that is connected with the DC-DC DC transfer circuit tracking circuit of sampling; Photovoltaic DC-to-AC converter only only has inverter circuit to form; Header box group output is connected with the photovoltaic DC-to-AC converter input.
Solar panel group 1 described in the technical solution of the present utility model is comprised of the array that single group or many groups consist of, its be laid on unadjustable angle mounting bracket or can the mounting bracket of adjusting angle on.
Described in the technical solution of the present utility model can adjusting angle mounting bracket comprise rear support leg, front leg strut and cell panel bracing frame; The rear support leg upper end is connected with the cell panel bracing frame by turning seat after transferring; The front leg strut upper end is connected with the nut arm through removable pin; Be provided with in the nut arm and form screw driven screw rod arm therebetween; Screw rod arm outer end is turned seat and is connected with the cell panel bracing frame before transferring; The screw rod arm is provided with operating grip.
The lower end of the front leg strut described in the technical solution of the present utility model, rear support leg is fixed in the concrete pedestal.
Be connected by DC power distribution cabinet between header box group output described in the technical solution of the present utility model and the photovoltaic DC-to-AC converter input.
The utility model is because on the basis of existing solar photovoltaic generation system, the DC-DC DC transfer circuit is set up maximum power point MPPT sampling tracking circuit in header box, and in photovoltaic combining inverter, remove maximum power point MPPT sampling tracking circuit, only adopt traditional inverter circuit, thereby, the utility model carries out maximum power point MPPT sampling every group of solar panel group to be followed the tracks of, guarantee that solar panel is in the peak power output state, make simultaneously the DC-DC DC converting, can guarantee the direct voltage of every group of solar panel group stable output, can effectively reduce cell panel and not mate, surface filth, cloud layer and other block shade and produce the impact that the cell plate voltage fluctuation brings.Because the output of solar panel group is that galvanic current is pressed, therefore removed the maximum power point MPPT sampling tracking circuit of photovoltaic DC-to-AC converter, can greatly reduce the inverter cost, in addition photovoltaic DC-to-AC converter DC input voitage and photovoltaic DC-to-AC converter ac output voltage are mated, the inversion conversion efficiency of photovoltaic DC-to-AC converter is further improved.Owing to adopting by rear support leg, front leg strut, the nut arm, screw rod arm and cell panel bracing frame consist of can adjusting angle mounting bracket, wherein, front leg strut, the lower end of rear support leg is fixed in the concrete pedestal, the rear support leg upper end is connected with the cell panel bracing frame by turning seat after transferring, the front leg strut upper end is connected with the nut arm through removable pin, be provided with in the nut arm and form screw driven screw rod arm therebetween, screw rod arm outer end is turned seat and is connected with the cell panel bracing frame before transferring, the screw rod arm is provided with operating grip, thereby, can be different from the angle of ground irradiation according to the Various Seasonal sunlight, corresponding rotating operating handle, make the relative nut arm of screw rod arm extended or retracted, change the height of whole front leg strut with this, thereby make the cell panel bracing frame rotate corresponding angle, allow the solar panel on the cell panel bracing frame be in best light-facing angle, make the photoelectric conversion efficiency of solar panel reach the highest.Reach thus and reduce the purpose that cost improves whole solar photovoltaic generation system unit efficiency.The utility model is mainly used in the solar photovoltaic generation system device.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of mounting bracket that can adjusting angle.
Embodiment
As shown in Figure 1.Solar panel group 1 by solar panel and support solar cell panel install can adjusting angle mounting bracket consist of.Solar panel group 1 becomes the electric energy of direct current to export to header box 2 transform light energy of the sun.Be provided with DC-DC DC transfer circuit and maximum power point MPPT sampling tracking circuit in the header box 2, the connecting line of solar panel group 1 is gathered, maximum power that can the tracking solar cell panel, and the 600V direct voltage that the voltage of cell panel carries out DC-DC DC converting stable output delivered to DC power distribution cabinet 3.Power distribution cabinet 3 is connected to photovoltaic DC-to-AC converter 4 with the direct current of each group header box 2 after gathering, and photovoltaic DC-to-AC converter 4 adopts traditional inverter circuit, is not with maximum power point MPPT sampling tracking circuit, and photovoltaic DC-to-AC converter 4 becomes alternating voltage 380V output with dc inverter.
As shown in Figure 2.Rear support leg 11, front leg strut 12 be respectively in fixing and its concrete pedestal 13,14, and the rear support leg upper end is by turning seat 18 after the removable pin fixed transfer, turns seat 18 after the switching fixing with cell panel bracing frame 19 again; Nut arm 15 is fixing by removable pin and front leg strut 12, screw rod arm 16 forms screw drive therebetween in nut arm 15, screw rod arm 16 front ends are equipped with the operating grip 21 of handled easily, screw rod arm 16 upper ends are turned seat 17 before by the removable pin fixed transfer, turn seat 17 before the switching fixing with cell panel bracing frame 19 again, fixed solar cell panel 20 on the cell panel bracing frame 19; Screw rod arm 16 is in the 15 interior rotations of nut arm when rotating operating handle 21, change the relative length of screw rod arm 16 and nut arm 15, and this moment, rear support leg length remained unchanged, and anterior length changes, can centered by the axis of the steady pin that turn seat 18 after the switching, be rotated by the cell panel bracing frame 19 of its support, thereby regulate the light-facing angle of solar panel 20, improve the photoelectric conversion efficiency of solar panel 20.
Claims (5)
1. high-efficiency solar-powered photovoltaic generating system apparatus, comprise solar panel group (1), header box group and photovoltaic DC-to-AC converter, solar panel (1) connects with corresponding header box respectively, it is characterized in that: described header box (2) also comprises the maximum power point MPPT that is connected with the DC-DC DC transfer circuit tracking circuit of sampling; Photovoltaic DC-to-AC converter (4) only only has inverter circuit to form; Header box group output is connected with photovoltaic DC-to-AC converter (4) input.
2. a kind of high-efficiency solar-powered photovoltaic generating system apparatus according to claim 1, it is characterized in that: described solar panel group (1) is comprised of the array that single group or many groups consist of, its be laid on unadjustable angle mounting bracket or can the mounting bracket of adjusting angle on.
3. a kind of high-efficiency solar-powered photovoltaic generating system apparatus according to claim 2 is characterized in that: described mounting bracket that can adjusting angle comprises rear support leg (11), front leg strut (12) and cell panel bracing frame (19); Rear support leg (11) upper end is connected with cell panel bracing frame (19) by turning seat (18) after transferring; Front leg strut (12) upper end is connected with nut arm (15) through removable pin; Be provided with in the nut arm (15) and form screw driven screw rod arm (16) therebetween; Screw rod arm (16) outer end is turned seat (17) and is connected with cell panel bracing frame (19) before transferring; Screw rod arm (16) is provided with operating grip (21).
4. a kind of high-efficiency solar-powered photovoltaic generating system apparatus according to claim 3, it is characterized in that: the lower end of described front leg strut (12), rear support leg (11) is fixed in the concrete pedestal (13,14).
5. a kind of high-efficiency solar-powered photovoltaic generating system apparatus according to claim 1 and 2 is characterized in that: be connected by DC power distribution cabinet (3) between described header box group output and photovoltaic DC-to-AC converter (4) input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201281121U CN202663324U (en) | 2012-03-30 | 2012-03-30 | High-efficiency solar photovoltaic power generation system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201281121U CN202663324U (en) | 2012-03-30 | 2012-03-30 | High-efficiency solar photovoltaic power generation system device |
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| Publication Number | Publication Date |
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| CN202663324U true CN202663324U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012201281121U Expired - Lifetime CN202663324U (en) | 2012-03-30 | 2012-03-30 | High-efficiency solar photovoltaic power generation system device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762937A (en) * | 2013-12-31 | 2014-04-30 | 深圳市易能电气技术有限公司 | MPPT photovoltaic inverter control system and control method thereof |
| CN104821735A (en) * | 2015-04-17 | 2015-08-05 | 青岛艾迪森科技有限公司 | Special electric energy optimizing box for photovoltaic power station |
| CN105955319A (en) * | 2016-07-15 | 2016-09-21 | 黄山睿基新能源股份有限公司 | Solar tracker control system based on inverter output power |
| CN106476633A (en) * | 2015-09-01 | 2017-03-08 | 法乐第未来公司 | Solar energy window for electric automobile |
| CN108915791A (en) * | 2018-09-17 | 2018-11-30 | 杨大楼 | Direct heat absorption type energy-storing and power-generating system based on vacuum heat absorbing pipe |
-
2012
- 2012-03-30 CN CN2012201281121U patent/CN202663324U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103762937A (en) * | 2013-12-31 | 2014-04-30 | 深圳市易能电气技术有限公司 | MPPT photovoltaic inverter control system and control method thereof |
| CN103762937B (en) * | 2013-12-31 | 2017-01-18 | 深圳易能电气技术股份有限公司 | MPPT photovoltaic inverter control system and control method thereof |
| CN104821735A (en) * | 2015-04-17 | 2015-08-05 | 青岛艾迪森科技有限公司 | Special electric energy optimizing box for photovoltaic power station |
| CN104821735B (en) * | 2015-04-17 | 2018-11-02 | 青岛艾迪森科技股份有限公司 | The special electric energy optimizing case of photo-voltaic power generation station |
| CN106476633A (en) * | 2015-09-01 | 2017-03-08 | 法乐第未来公司 | Solar energy window for electric automobile |
| CN105955319A (en) * | 2016-07-15 | 2016-09-21 | 黄山睿基新能源股份有限公司 | Solar tracker control system based on inverter output power |
| CN105955319B (en) * | 2016-07-15 | 2019-05-28 | 黄山睿基新能源股份有限公司 | A kind of sun tracker control system based on inverter output power |
| CN108915791A (en) * | 2018-09-17 | 2018-11-30 | 杨大楼 | Direct heat absorption type energy-storing and power-generating system based on vacuum heat absorbing pipe |
| CN108915791B (en) * | 2018-09-17 | 2024-03-15 | 杨大楼 | Direct heat absorption type energy storage power generation system based on vacuum heat absorption pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High-efficiency solar photovoltaic power generation system device Effective date of registration: 20140325 Granted publication date: 20130109 Pledgee: Bank of Hankou, Limited by Share Ltd, Xiangyang branch Pledgor: Hubei Zhuiri Electrical Co.,Ltd. Registration number: 2014990000198 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150423 Granted publication date: 20130109 Pledgee: Bank of Hankou, Limited by Share Ltd, Xiangyang branch Pledgor: Hubei Zhuiri Electrical Co.,Ltd. Registration number: 2014990000198 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130109 |