CN105048958A - Floating-on-water solar power generation system - Google Patents
Floating-on-water solar power generation system Download PDFInfo
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- CN105048958A CN105048958A CN201510560330.0A CN201510560330A CN105048958A CN 105048958 A CN105048958 A CN 105048958A CN 201510560330 A CN201510560330 A CN 201510560330A CN 105048958 A CN105048958 A CN 105048958A
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- buoyancy aid
- photovoltaic module
- secondary buoyancy
- module
- water surface
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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 invention discloses a floating-on-water solar power generation system comprising photovoltaic module tandems, combiner modules, an inverter and booster module, and a power grid system which are connected in series. Each photovoltaic module tandem comprises a plurality of photovoltaic modules. Combiner boxes are arranged in the center positions of the multiple photovoltaic module tandems, and the multiple photovoltaic module tandems are connected with the corresponding combiner boxes through cables. Each combiner module includes multiple combiner boxes. Each of the multiple combiner modules is connected with an off-shore inverter and booster chamber through a combiner cable. The inverter and booster module includes multiple inverter and booster chambers. Each photovoltaic module or each combiner box is mounted on a main floating body in contact with the water surface. The main floating bodies tilt at a fixed angle relative to the incident direction of sunlight. Every two main floating bodies are connected by a first auxiliary floating body, and the main floating bodies float on the water like a self-offshore island. The problems like shortage of land area and photovoltaic construction cost can be solved by making full use of the sunshine area of the surfaces of large-area and high-water-level waters such as rivers, lakes and seas.
Description
Technical field
The invention belongs to photovoltaic generation application, refer to a kind of water surface floating solar power system particularly.
Background technology
In recent years world climate variation abnormality, main cause is the pollution of traditional energy to environment, is therefore badly in need of finding clean alternative energy source.Solar energy power generating directly can convert sunlight to electric energy, and being a kind ofly does not need fuel, do not pollute the new and high technology obtaining electric energy, is a kind ofly to compare the clean energy resource generation mode having market prospects.
Build solar photovoltaic generation system in a large number on land at present, and because usable land area is in short supply and the increasing of land photovoltaic construction cost, solar energy power generating need develop from the land of limited area toward wide waters.Present stage, most domestic fish pond, beach photovoltaic project adopt photovoltaic module pipe pile foundation scheme mostly, this existing water surface photovoltaic foundation scheme, not only length consuming time, cost are high, also cannot build by piling the installing rack installing solar components because the bottom in some pond, reservoir and lake has thick mud, more cannot promote in comparatively large, that water surface area the is huge rivers,lakes and seas of SEA LEVEL VARIATION.
Summary of the invention
The object of the invention is the deficiency overcoming prior art existence, a kind of water surface floating solar power system is provided.
For achieving the above object, the present invention is by the following technical solutions:
A kind of water surface floating solar power system, comprise the photovoltaic module tandem, confluence module, inversion boosting module and the network system that connect successively, its special character is:
Described photovoltaic module tandem comprises polylith photovoltaic module, described photovoltaic module is monocrystalline silicon or polysilicon or Thinfilm solar cell assembly, header box is provided with in adjacent many groups photovoltaic module tandem center, described adjacent many groups photovoltaic module tandem is connected with header box by cable, described confluence module comprises the adjacent header box of multiple stage, adjacent many groups confluence module is connected with an inversion boosting cell on bank by the cable that confluxes, described inversion boosting module comprises multiple stage inversion boosting cell, many groups inversion boosting module is connected with network system after collecting, described network system comprises grid-connected system and off-grid system,
Described every block photovoltaic module or every platform header box is fixed by snap is arranged on an integrated main buoyancy aid contacted with the water surface, it is that fixed angle tilts that described main buoyancy aid meets sunlight incident direction, and described main buoyancy aid is connected by the first secondary buoyancy aid and is that half Li Island formula swims on the water surface;
Two described main buoyancy aids are connected by a first secondary buoyancy aid, and adjacent the first secondary buoyancy aid being connected with two main buoyancy aids is connected by a second secondary buoyancy aid, described first secondary buoyancy aid and the end to end formation pass of the second secondary buoyancy aid;
Described is the main buoyancy aid of half Li Island formula, the first secondary buoyancy aid and the second secondary buoyancy aid be connected by the anchoring part in rope and seabed and embankment spud pile.
In such scheme, described main buoyancy aid comprises base, is respectively provided with two lugs at described base upper surface two ends; Described photovoltaic module or header box is fixed by snap is arranged on lug.Main buoyancy aid utilizes buckle to substitute support to come installation photovoltaic component or header box, greatly reduce quantities and installation difficulty.
In such scheme, described first secondary buoyancy aid and the second secondary buoyancy aid are rectangular structure, and upper surface is provided with many patterned spacers.The width of the first secondary buoyancy aid and the second secondary buoyancy aid with highly identical, short than the first secondary buoyancy aid of the length of the second secondary buoyancy aid.First secondary buoyancy aid contacts with the water surface with the second secondary buoyancy aid, and when people walks above, ratio is easier to slip, and by arranging lines at the first secondary buoyancy aid and the second secondary buoyancy aid upper surface, both so that draining, also can increase coefficient of friction and walk to facilitate people.
In such scheme, the height at described base upper surface two ends is not identical, and the angle of inclination of formation is the optimum angle of incidence of local annual photovoltaic module.Determine the difference in height at base upper surface two ends according to local irradiation situation, i.e. the angle of inclination of main buoyancy aid, realize solar power generation in the mode of greatest benefit.
In such scheme, the lines of described first secondary buoyancy aid and the second secondary buoyancy aid upper surface is in " one " font.Simply, cost is low for such first secondary buoyancy aid and the second secondary float structure.
In such scheme, four angles of base four angles of described main buoyancy aid and the first secondary buoyancy aid and the second secondary buoyancy aid are equipped with outstanding hanger, by hanger chain being connected the connection realized between main buoyancy aid and the first secondary buoyancy aid and between the first secondary buoyancy aid and the second secondary buoyancy aid.This shackle structure is not only convenient to the connection between main buoyancy aid and the first secondary buoyancy aid and between the first secondary buoyancy aid and the second secondary buoyancy aid, and allows there is certain relative motion between them under heavy burden or stormy waves situation, reduces the impact between them and stress.
In such scheme, described main buoyancy aid, the first secondary buoyancy aid and the second secondary buoyancy aid are made by plastic material and inside is hollow.Such material not only alleviates the own wt of three, makes them bubble through the water column and carries certain weight.
The present invention has following beneficial effect:
(1) sunshine area of the large area such as rivers, lake, sea, high water level water surface can be made full use of, solve the problems such as the in short supply and photovoltaic construction cost of land surface.
(2) utilize main buoyancy aid that header box is installed, make header box occupy many group photovoltaic module tandem centers, effectively reduce cable work amount, improve photovoltaic efficiency.
(3) main buoyancy aid directly utilizes buckle installation photovoltaic component or header box, can save photovoltaic module mounting bracket, reduces quantities.
Main buoyancy aid is not only connected with the second secondary buoyancy aid by (4) first secondary buoyancy aids, and forms pass, has installation personnel and stands and cable laying function.
Accompanying drawing explanation
Fig. 1 is the principle schematic of water surface floating solar photovoltaic generation system.
Fig. 2 is the perspective view of water surface floating solar photovoltaic generation system.
Fig. 3 is the planar structure schematic diagram of water surface floating solar photovoltaic generation system.
Fig. 4 is the enlarged diagram at R place in Fig. 2.
Fig. 5 is the structural representation of main buoyancy aid in Fig. 2.
Fig. 6 is the vertical view along F-F direction in Fig. 5.
Fig. 7 is the end view along G-G direction in Fig. 5.
Fig. 8 is the structural representation of the first secondary buoyancy aid in Fig. 3.
Fig. 9 is the structural representation of the second secondary buoyancy aid in Fig. 3.
In figure: A photovoltaic module tandem, B confluence module, C inversion boosting module, D network system, 11 first secondary buoyancy aids, 12 second secondary buoyancy aids, 1.1 lines, 2 photovoltaic modulies, 3 main buoyancy aids are (wherein: 3.1 bases, 3.2 lugs), 4 header boxs, 5 anchoring parts, 6 conflux cable, 7 embankment spud piles, 8 inversion boosting cells, 9 ropes, 10 buckles, 13 hangers.
Embodiment
Describe performance of the present invention in detail below in conjunction with accompanying drawing, but they do not form limitation of the invention, only for example, simultaneously by illustrating that advantage of the present invention will become clearly and easy understand.
As shown in Figure 1, a kind of water surface floating solar power system, comprise the photovoltaic module tandem A, confluence module B, the inversion boosting module C and network system D that connect successively, network system comprises grid-connected system and off-grid system, grid-connected system access public electric wire net, for the area that need for electricity amount is large, off-grid system powers to direct current that is regional or often power failure area or AC load without electrical network.
As depicted in figs. 1 and 2, photovoltaic module tandem A comprises polylith photovoltaic module 2, and photovoltaic module 2 is monocrystalline silicon or polysilicon or Thinfilm solar cell assembly.A header box 4 is provided with in adjacent many groups photovoltaic module tandem center, adjacent many groups photovoltaic module tandem is connected with header box 4 by cable, often organize confluence module B and comprise the adjacent header box of multiple stage 4, adjacent many groups confluence module B is connected with an inversion boosting cell 8 on bank by the cable 6 that confluxes, often organize inversion boosting module C and comprise multiple stage inversion boosting cell 8, be connected with network system D after many group inversion boosting module C collect.
As shown in Figures 2 and 3, every block photovoltaic module 2 or every platform header box 4 are fixedly mounted on a main buoyancy aid 3 contacted with the water surface, main buoyancy aid 3 be made up of plastic material and inner be hollow integrated formed structure, such material not only alleviates the own wt of main buoyancy aid 3, makes them bubble through the water column and carries certain weight.As shown in Figure 5, main buoyancy aid 3 comprises base 3.1, is respectively provided with two lugs 3.2 at base 3.1 upper surface two ends, and photovoltaic module 2 or header box 4 are fixedly mounted on lug 3.2 by buckle 10, as shown in Figure 4; As shown in Figure 7, the height at base 3.1 upper surface two ends is not identical, the difference in height at base 3.1 upper surface two ends is determined according to local irradiation situation, the i.e. angle of inclination of main buoyancy aid 3, making winner's buoyancy aid 3 meet sunlight incident direction is that fixed angle tilts, and realizes solar power generation in the mode of greatest benefit.
As shown in Figure 3, every two main buoyancy aids 3 are connected by a first secondary buoyancy aid 11, adjacent the first secondary buoyancy aid 11 being connected with two main buoyancy aids 3 is connected by a second secondary buoyancy aid 12, first secondary buoyancy aid 11 and the end to end formation pass of the second secondary buoyancy aid 12, swims on the water surface in half Li Island formula.As shown in Figure 8 and Figure 9, first secondary buoyancy aid 11 and the second secondary buoyancy aid 12 all for be made up of plastic material and inner be hollow rectangular structure, the width of the first secondary buoyancy aid 11 and the second secondary buoyancy aid 12 with highly identical, short than the first secondary buoyancy aid 11 of the length of the second secondary buoyancy aid 12.Because the first secondary buoyancy aid 11 contacts with the water surface with the second secondary buoyancy aid 12, when people walks above, ratio is easier to slip, by arranging many at the first secondary buoyancy aid 11 and the second secondary buoyancy aid 12 upper surface in " one " font lines 1.1, both so that draining, also can increase coefficient of friction and walk to facilitate people.
As shown in Figure 6 and Figure 8, four angles of base 3.1 4 angles of main buoyancy aid 3 and the first secondary buoyancy aid 11 and the second secondary buoyancy aid 12 are equipped with outstanding hanger 13, by hanger 13 chain being connected the connection realized between main buoyancy aid 3 and the first secondary buoyancy aid 11 and between the first secondary buoyancy aid 11 and the second secondary buoyancy aid 12, even if such connected mode allows there is certain relative motion between them under heavy burden or stormy waves situation, reduce the impact between them and stress.The secondary buoyancy aid 11 of main buoyancy aid 3, first and the second secondary buoyancy aid 12 are connected by the anchoring part 5 in rope 9 and seabed and embankment spud pile 7.
Other unspecified part all belongs to prior art.
Claims (7)
1. a water surface floating solar power system, comprises the photovoltaic module tandem (A), confluence module (B), inversion boosting module (C) and the network system (D) that connect successively, it is characterized in that,
Described photovoltaic module tandem (A) comprises polylith photovoltaic module (2), described photovoltaic module (2) is monocrystalline silicon or polysilicon or Thinfilm solar cell assembly, header box (4) is provided with in adjacent many groups photovoltaic module tandem (A) center, described adjacent many groups photovoltaic module tandem (A) is connected with header box (4) by cable, described confluence module (B) comprises the adjacent header box of multiple stage (4), adjacent many groups confluence module (B) is connected with an inversion boosting cell (8) on bank by the cable that confluxes (6), described inversion boosting module (C) comprises multiple stage inversion boosting cell (8), many groups inversion boosting module (C) is connected with network system (D) after collecting, described network system comprises grid-connected system and off-grid system,
Described every block photovoltaic module (2) or every platform header box (4) are fixedly mounted on an integrated main buoyancy aid (3) contacted with the water surface by buckle (10), it is that fixed angle tilts that described main buoyancy aid (3) meets sunlight incident direction, and described main buoyancy aid (3) is connected by the first secondary buoyancy aid (11) and is that half Li Island formula swims on the water surface;
Two described main buoyancy aids (3) are connected by a first secondary buoyancy aid (11), adjacent the first secondary buoyancy aid (11) being connected with two main buoyancy aids (3) is connected by a second secondary buoyancy aid (12), described first secondary buoyancy aid (11) and the end to end formation pass of the second secondary buoyancy aid (12);
Described is the main buoyancy aid (3) of half Li Island formula, the first secondary buoyancy aid (11) and the second secondary buoyancy aid (12) be connected by the anchoring part (5) in rope (9) and seabed and embankment spud pile (7).
2. water surface floating solar power system according to claim 1, it is characterized in that, described main buoyancy aid (3) comprises base (3.1), is respectively provided with two lugs (3.2) at described base (3.1) upper surface two ends; Described photovoltaic module (2) or header box (4) are fixedly mounted on lug (3.2) by buckle (10).
3. water surface floating solar power system according to claim 1, it is characterized in that, described first secondary buoyancy aid (11) and the second secondary buoyancy aid (12) are rectangular structure, and upper surface is provided with many patterned spacers (1.1).
4. water surface floating solar power system according to claim 2, is characterized in that, the height at described base (3.1) upper surface two ends is not identical, and the angle of inclination of formation is the optimum angle of incidence of local annual photovoltaic module (2).
5. water surface floating solar power system according to claim 3, is characterized in that, the lines of described first secondary buoyancy aid (11) and the second secondary buoyancy aid (12) upper surface is in " one " font.
6. the water surface floating solar power system according to claim 3 or 4, it is characterized in that, base (3.1) four angles of described main buoyancy aid (3) and four angles of the first secondary buoyancy aid (11) and the second secondary buoyancy aid (12) are equipped with outstanding hanger (13), by hanger (13) chain being connected the connection realized between main buoyancy aid (3) and the first secondary buoyancy aid (11) and between the first secondary buoyancy aid (11) and the second secondary buoyancy aid (12).
7. water surface floating solar power system according to claim 6, it is characterized in that, described main buoyancy aid (3), the first secondary buoyancy aid (11) and the second secondary buoyancy aid (12) are made by plastic material and inside is hollow.
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105763145A (en) * | 2016-04-27 | 2016-07-13 | 常熟市亚德实业有限公司 | Split type floating buoy structure for solar photovoltaic water-surface power station |
CN106184638A (en) * | 2016-08-12 | 2016-12-07 | 上海电力设计院有限公司 | Water surface photovoltaic buoyancy aid |
CN106385225A (en) * | 2016-11-08 | 2017-02-08 | 长江勘测规划设计研究有限责任公司 | Channel main floating body and supporting floating body coupled water surface photovoltaic power generation system and method thereof |
US9729101B1 (en) | 2016-04-25 | 2017-08-08 | X Development Llc | Deployment techniques of a floating photovoltaic power generation system |
CN107317544A (en) * | 2017-08-14 | 2017-11-03 | 长江勘测规划设计研究有限责任公司 | The Trinity couples plug-in water surface photovoltaic generation unit and its electricity generation system |
CN107453690A (en) * | 2016-05-10 | 2017-12-08 | 宿州诺亚坚舟光伏科技有限公司 | A kind of connection floating body of Overwater-floating floating photovoltaic array |
CN107681954A (en) * | 2016-08-02 | 2018-02-09 | 中电电气(上海)太阳能科技有限公司 | A kind of floating on water photovoltaic plant itself being connected |
CN107888133A (en) * | 2017-12-13 | 2018-04-06 | 宁波安浮新能源科技有限公司 | A kind of liftable stent-type floating drum for Overwater-floating floating photovoltaic system |
CN108100180A (en) * | 2018-01-02 | 2018-06-01 | 宁波安浮新能源科技有限公司 | A kind of anchor structure of nearly waters floating on water surface photovoltaic system |
CN112448662A (en) * | 2020-10-16 | 2021-03-05 | 无锡职业技术学院 | Water solar power generation device |
WO2021077323A1 (en) * | 2019-10-21 | 2021-04-29 | 孙燕 | Overwater solar power generation apparatus |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US9729101B1 (en) | 2016-04-25 | 2017-08-08 | X Development Llc | Deployment techniques of a floating photovoltaic power generation system |
CN105763145A (en) * | 2016-04-27 | 2016-07-13 | 常熟市亚德实业有限公司 | Split type floating buoy structure for solar photovoltaic water-surface power station |
CN107453690A (en) * | 2016-05-10 | 2017-12-08 | 宿州诺亚坚舟光伏科技有限公司 | A kind of connection floating body of Overwater-floating floating photovoltaic array |
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CN107317544A (en) * | 2017-08-14 | 2017-11-03 | 长江勘测规划设计研究有限责任公司 | The Trinity couples plug-in water surface photovoltaic generation unit and its electricity generation system |
CN107317544B (en) * | 2017-08-14 | 2023-08-29 | 长江勘测规划设计研究有限责任公司 | Trinity coupling plug-in type water surface photovoltaic power generation unit and power generation system thereof |
CN107888133A (en) * | 2017-12-13 | 2018-04-06 | 宁波安浮新能源科技有限公司 | A kind of liftable stent-type floating drum for Overwater-floating floating photovoltaic system |
CN108100180A (en) * | 2018-01-02 | 2018-06-01 | 宁波安浮新能源科技有限公司 | A kind of anchor structure of nearly waters floating on water surface photovoltaic system |
WO2021077323A1 (en) * | 2019-10-21 | 2021-04-29 | 孙燕 | Overwater solar power generation apparatus |
CN112448662A (en) * | 2020-10-16 | 2021-03-05 | 无锡职业技术学院 | Water solar power generation device |
CN112448662B (en) * | 2020-10-16 | 2021-08-24 | 无锡职业技术学院 | Water solar power generation device |
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