WO2019242158A1 - 光伏系统、屋面板、交通工具 - Google Patents
光伏系统、屋面板、交通工具 Download PDFInfo
- Publication number
- WO2019242158A1 WO2019242158A1 PCT/CN2018/108647 CN2018108647W WO2019242158A1 WO 2019242158 A1 WO2019242158 A1 WO 2019242158A1 CN 2018108647 W CN2018108647 W CN 2018108647W WO 2019242158 A1 WO2019242158 A1 WO 2019242158A1
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- WO
- WIPO (PCT)
- Prior art keywords
- photovoltaic
- cable
- photovoltaic module
- photovoltaic system
- present disclosure
- Prior art date
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- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
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- QNWMNMIVDYETIG-UHFFFAOYSA-N gallium(ii) selenide Chemical compound [Se]=[Ga] QNWMNMIVDYETIG-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/34—Electrical components comprising specially adapted electrical connection means to be structurally associated with the PV module, e.g. junction boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/40—Mobile PV generator systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
Definitions
- the present disclosure relates to the field of photovoltaics, and in particular, to a photovoltaic system, a roof panel, and a vehicle.
- the cables are usually fixed to the side of the photovoltaic power generation unit facing away from the metal roof or roof, and are exposed to the outside of the photovoltaic device, affecting the appearance of the photovoltaic device; the cables electrically connected to the photovoltaic power generation unit are randomly placed and exposed to The exterior of photovoltaic devices leads to aging and corrosion.
- a photovoltaic system including a photovoltaic module, a cable electrically connected to the photovoltaic module, and a groove on a non-photoelectric conversion surface side of the photovoltaic module; One end is electrically connected to the photovoltaic module, and the second end of the cable is placed in a cable placement portion of the tank.
- a first end of the cable is electrically connected to a first end of the photovoltaic component.
- the tank body further includes a first connection portion, and the first connection portion is formed by an edge of the cable placement portion near the first end of the photovoltaic module,
- the non-photoelectric conversion surface extends in a parallel direction; the groove body is directly or indirectly fixedly connected to the first end of the photovoltaic module through the first connection portion.
- a first lead hole is provided on the first connection portion, and a second end of the cable is placed in the cable placement portion through the first lead hole.
- the photovoltaic system further includes a transition reinforcing portion, and the first connection portion is indirectly connected to the first end of the photovoltaic module through the transition reinforcing portion.
- a second lead hole is provided on the transition reinforcing portion, and a second end of the cable is placed in the cable placement portion through the second lead hole.
- the photovoltaic system includes a plurality of the photovoltaic modules disposed along an extending direction of the tank, and adjacent photovoltaic modules are connected in series for connecting two adjacent photovoltaic modules in series.
- the second ends of each of the cables are electrically connected in the cable placement portion.
- the photovoltaic system includes at least two slots arranged in a direction perpendicular to the extending direction of the slots, and at least one photovoltaic module disposed along the slot arrangement direction; each The first end of the photovoltaic module is connected to the first connection portion of one of the slots adjacent to the photovoltaic module, and the second end of each photovoltaic module is connected to the first end of another of the slots adjacent thereto.
- the two connecting portions are connected; wherein the second connecting portion of the groove body extends along the other edge of the groove body opposite to the edge where the first connecting portion is located and is opposite to the first connecting portion; each The second end of each of the photovoltaic modules is opposite to the first end.
- a plurality of the photovoltaic modules are disposed along an extending direction perpendicular to the slot body, and among the plurality of photovoltaic modules disposed along an extending direction perpendicular to the slot body, adjacent to the photovoltaic
- the spacing between the components is greater than the size of the second end of the cable.
- the trough body is provided with a water outlet.
- a roof panel including the roof panel body, and further comprising the photovoltaic system described in the first aspect; wherein the photovoltaic system is disposed on an outer surface of the roof panel body.
- a vehicle including the vehicle body, and further comprising the photovoltaic system according to the first aspect; wherein the photovoltaic system is disposed on an outer surface of the vehicle body.
- FIG. 1 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present disclosure
- FIG. 2 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present disclosure
- FIG. 3a is a schematic structural diagram of a tank provided by an embodiment of the present disclosure.
- FIG. 3b is a schematic structural diagram of a tank body provided by an embodiment of the present disclosure.
- 4a is a schematic cross-sectional view taken along the direction B1-B2 in FIG. 1;
- 4b is a schematic cross-sectional view taken along the direction B1-B2 in FIG. 1;
- FIG. 4c is a schematic cross-sectional view of the position where the first lead hole is avoided in FIG. 1;
- 5a is a schematic cross-sectional view taken in the direction of C1-C2 in FIG. 2;
- 5b is a schematic cross-sectional view taken in the direction of C1-C2 in FIG. 2;
- FIG. 5c is a schematic cross-sectional view of the position where the first lead hole is avoided in FIG. 2; FIG.
- FIG. 6 is a schematic cross-sectional view taken along the direction B1-B2 in FIG. 1;
- FIG. 7a is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 7b is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 8a is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 8b is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 9 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 10 is a schematic structural diagram of a transfer reinforcement section according to an embodiment of the present disclosure.
- FIG. 11 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 12 is a schematic structural diagram of a transfer reinforcement section according to an embodiment of the present disclosure.
- FIG. 13 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 14 is a schematic structural diagram of a transfer reinforcement section according to an embodiment of the present disclosure.
- FIG. 15 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present disclosure.
- 16 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 17 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 18 is a schematic structural diagram of a transfer reinforcement section according to an embodiment of the present disclosure.
- FIG. 19 is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 20 is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- 21 is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 22 is a schematic side view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 23 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 24 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- 25 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- 26 is a schematic top view of a photovoltaic system according to an embodiment of the present disclosure.
- FIG. 27 is a schematic cross-sectional view taken in the direction of M1-M2 in FIG. 26;
- FIG. 28 is a schematic cross-sectional view taken in the direction of M3-M4 in FIG. 26; FIG.
- FIG. 29 is a schematic sectional view taken in the direction of M1-M2 in FIG. 26; FIG.
- FIG. 30 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present disclosure.
- FIG. 31 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present disclosure.
- FIG. 32 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present disclosure.
- 33a is a schematic side view of a photovoltaic module according to an embodiment of the present disclosure.
- 33b is a schematic side view of a photovoltaic module according to an embodiment of the present disclosure.
- 34a is a schematic top view of a bead according to an embodiment of the present disclosure.
- 34b is a schematic top view of a bead according to an embodiment of the present disclosure.
- 34c is a schematic top view of a bead according to an embodiment of the present disclosure.
- FIG. 35a is a schematic structural diagram of a support member according to an embodiment of the present disclosure.
- FIG. 35b is a schematic structural diagram of a support member according to an embodiment of the present disclosure.
- FIG. 36 is a schematic structural diagram of a supporting member according to an embodiment of the present disclosure.
- FIG. 37 is a schematic cross-sectional view taken in the direction W1-W2 in FIG. 36;
- FIG. 38 is a schematic top view of a supporting member according to an embodiment of the present disclosure.
- 39 is a schematic structural diagram of a photovoltaic module according to an embodiment of the present disclosure.
- 40 is a schematic cross-sectional view taken in the direction of P1-P2 in FIG. 39;
- 41a is a schematic side view of a photovoltaic module according to an embodiment of the present disclosure.
- 41b is a schematic side view of a photovoltaic module according to an embodiment of the present disclosure.
- 41c is a schematic side view of a photovoltaic module according to an embodiment of the present disclosure.
- An embodiment of the present disclosure provides a photovoltaic system, as shown in FIG. 1-5c, including a photovoltaic module 1, a cable electrically connected to the photovoltaic module 1, and a slot 60 on a side of the photovoltaic module 1 that is not on a photoelectric conversion surface; The first end of the cable is electrically connected to the photovoltaic module 1, and the second end is placed in the cable placement portion 62 of the tank 60.
- the cable includes a positive cable 51 and a negative cable 52.
- the first end of the positive cable 51 is electrically connected to the positive terminal of the photovoltaic module 10, and the first end of the negative cable 52 is connected to the negative terminal of the photovoltaic module 10. Electrical connection.
- the second end of the cable can be directly placed into the cable placement portion 62, and then the photovoltaic module 1 and the tank 60 are fixedly connected. .
- the groove 60 is provided with a drainage opening 61, as shown in FIGS. 4a-5c.
- a drainage port 61 may be provided on a surface of the trough body 60 facing away from the photovoltaic module 1.
- the number of the drainage openings 61 in the tank 60 should be related to the size of the tank 60 and the practical application. For example, when the size of the tank 60 is relatively small, a drainage port 61 may be provided on the tank 60; When the size of the groove body 60 is relatively large, a plurality of drainage openings 61 may be opened in the groove body 60 at intervals.
- the material of the groove body 60 is not limited.
- the groove body 60 is made of a metal material, and the groove body 60 made of metal material can play a lightning protection effect, and the rigidity of the metal material is relatively large.
- the photovoltaic power generation unit 10 and the supporting member 20 may be supported by the tank 60.
- the material of the groove body 60 is an aluminum alloy.
- the groove body 60 can directly contact and be fixedly connected with the photovoltaic module 1, wherein the structure of the groove body 60 shown in FIGS. 4a and 5a corresponds to the groove body 60 shown in FIG. 3a.
- the second end of the cable enters the cable placement portion 62 through the opening on the upper surface of the slot 60.
- the structure of the slot 60 shown in FIGS. 4b and 5b corresponds to the slot 60 shown in FIG. 3b.
- the trough body 60 may also be spaced apart from the photovoltaic module 1 and indirectly fixedly connected to the photovoltaic module 1 through other components in the photovoltaic system, for example, other components are square-pass structures and the like.
- the slot 60 includes a first lead hole 621, and the second end of the cable can be placed in the cable placement portion 62 through the lead hole 621.
- FIGS. 4b and 5b show cross-sectional views at the first lead hole 621
- FIGS. 4c and 5c show A cross-sectional view of parts other than the first lead hole 621 can be seen from FIGS. 4 b and 5 b that the first lead hole 621 does not completely occupy one side wall of the cable placement portion 62.
- the portion of the cable that can be placed in the slot 60 can be referred to as the second end of the cable.
- the position of the slot 60 relative to the photovoltaic module 1 is not limited, as long as the second end of the cable can be placed in the slot 60.
- the slot 60 also supports the photovoltaic module 1.
- the slot 60 can be set closer to the first end of the cable so that the cable can be placed as much as possible. Cable placement section 62.
- the fixed position of the slot 60 and the photovoltaic module 1 is not limited, as long as the first end of the cable can be electrically connected to the photovoltaic module 1 and the second end of the cable can be placed in the cable placement portion of the slot 60 62 is enough.
- the first end of the cable is electrically connected to the first end of the photovoltaic module 1, that is, both the positive terminal and the negative terminal of the photovoltaic module 1 are placed on the first end of the photovoltaic module 1, so that, The cables can be neatly placed in the cable placing portion 62.
- the trough body 60 further includes a first connection portion 63.
- the first connection portion 63 is formed by the edge of the cable placement portion 62 near the first end of the photovoltaic module 1, and the edge of the first connecting portion 63 is close to the photovoltaic module 1
- the non-photoelectric conversion surface extends in a parallel direction; the groove 60 is fixedly connected to the first end of the photovoltaic module 1 through the first connection portion 63.
- the first connection portion 63 may extend to a side near the edge opposite to the edge of the cable placement portion 62 where it is located. As shown in Figs. 4a-5c, the first connection portion 63 may also It extends to a side away from the edge of the cable placement portion 62 where it is located.
- the photovoltaic module 1 can be connected to the mounting carrier through the groove body 60. Wherein, the end of the tank 60 far from the photovoltaic module 1 is connected to the mounting carrier.
- connection manner between the first connection portion 63 and the photovoltaic module 1 is not limited.
- the groove 60 and the photovoltaic module 1 may be fixedly connected by means of screw connection or snap-in.
- the photovoltaic module 1 should include at least a photovoltaic power generation unit 10, and the photovoltaic power generation unit 10 may be a flexible photovoltaic power generation unit or a crystalline silicon photovoltaic power generation unit.
- the material of the flexible photovoltaic power generation unit may be, for example, Including copper indium gallium selenium, the material of the crystalline silicon photovoltaic power generation unit may be, for example, single crystalline silicon or polycrystalline silicon.
- the flexible photovoltaic power generation unit has the advantages of good flexibility, lightness, low light resistance, adjustable color, and shape plasticity, etc., and can improve the adaptability and practicability of the photovoltaic power generation unit 10.
- the photoelectric conversion surface of the photovoltaic module 1 refers to the side of the photovoltaic module 1 that can perform photoelectric conversion when receiving light.
- the surface of the photovoltaic module 1 opposite to the photoelectric conversion surface is the non-photoelectric conversion surface.
- the embodiment of the present disclosure provides a photovoltaic system.
- the cable By setting the second end of the cable in the cable placement portion 62, the cable can be prevented from being exposed to the outside for a long time.
- the cable is neatly placed in the cable placement portion 62. , Instead of being exposed to the outside, can make the appearance of the photovoltaic system more beautiful; on the other hand, it can also prevent the cable from aging and corrosion.
- a drainage opening 61 in the groove body 60 rainwater and the like can be prevented from being accumulated in the cable placement portion 62, and corrosion of the cables in the cable placement portion 62 can be avoided.
- the trough body 60 further includes a support fixing portion 65.
- the support fixing portion 65 is used to make the drainage opening 61 and the mounting carrier have a certain height, so that the water in the trough 60 passes through the drainage opening 61. discharge.
- the first connecting portion 63 is provided with a first lead hole 621, and the second end of the cable is placed in the cable placing portion 62 through the first lead hole 621.
- the trough body 60 by directly contacting the trough body 60 with the photovoltaic module 1 and directly fixing the trough body 60 to the photovoltaic module 1 through the first connection portion 63, the trough body 60 can be used to support the photovoltaic module 1 effect.
- the photovoltaic system may further include a transfer reinforcement portion, and the first connection portion 63 is connected to the first end of the photovoltaic module through the transfer reinforcement portion; as shown in FIG. 7a-8b, the transfer reinforcement portion 70 is provided with a first Two lead holes 71, the second end of the cable is placed in the cable placement portion 62 through the second lead hole 71.
- the transfer reinforcing portion 70 may be fixedly connected to the first connecting portion 63 of the groove body 60.
- the material and specific structure of the transfer reinforcement portion 70 are not limited, as long as the second end of the cable can pass through the transfer reinforcement portion 70.
- the transfer reinforcement portion 70 may be a square through, and the material thereof may be a metal material. In this way, the transfer reinforcement portion 70 not only has a lightning protection effect, but also supports the photovoltaic module.
- the position of the transfer reinforcement portion 70 corresponds to the position of the slot body 60 and the photovoltaic module 1.
- the transfer reinforcing portions 70 may be arranged in a block interval, and a block-shaped transfer reinforcing portion 70 includes a second lead hole 71; as shown in FIGS. 11 and 12.
- the transfer reinforcing portion 70 may also be in a strip shape.
- the strip-shaped first connecting portion 70 includes one or more second lead holes 71; as shown in FIGS. 13 and 14, the transfer reinforcing portion 70 is surrounded by a periphery.
- one or more second lead holes 71 are included.
- the photovoltaic module 1 can be fixedly connected to the tank 60 through the transfer reinforcement 70, and the transfer reinforcement 70 can also support the photovoltaic module 1 and avoid deformation of the photovoltaic power generation unit 10.
- FIGS. 15-18 there is a gap between the photovoltaic module 1 and the trough 60, and the second end of the cable 50 is placed in the cable placement portion 62 through the gap.
- a plurality of transfer reinforcing portions 70 are provided to fixedly connect the photovoltaic module 1 and the tank 60.
- a gap between the reinforcing portions 70 is placed in the cable placing portion 62.
- the transfer reinforcing portion 70 may include a first fixing portion 701 and a second fixing portion 702.
- the first fixing portion 701 is fixedly connected to a side wall of the support member 20, and the second fixing portion 702 is connected to the groove.
- the first connection portion 63 of the body 60 is fixedly connected.
- the number of the transfer reinforcing portions 70 corresponding to one photovoltaic module 1 may be one or multiple.
- connection manner of the fixed reinforcement part 70 with the first connection part 63 and the support member 20 there is no limitation on the connection manner of the fixed reinforcement part 70 with the first connection part 63 and the support member 20, and for example, the fixed reinforcement part 70 can be fixedly connected with the first connection part 63 and the support member 20 by screws, for example.
- the second fixing portion 702 is disposed on the side of the first connection portion 63 near the photovoltaic module 1 (ie, the upper surface of the first connection portion 63); as shown in FIG. 17, the second The fixing portion 702 may also be disposed on a side of the first connection portion 63 away from the photovoltaic module 1 (ie, the lower surface of the first connection portion 63).
- the photovoltaic system further includes a junction box 80
- the support member 20 may include a hollowed-out area
- the junction box 80 is disposed in the hollowed-out area and fixed to the support member 20
- the connection, that is, the junction box 80 is in direct contact with the photovoltaic module 10, and the first end of the cable 50 is electrically connected to the photovoltaic module 10 through the junction box 80.
- the first end of the cable 50 is electrically connected to the terminal in the junction box 80, and the terminal in the junction box 80 is electrically connected to the positive terminal (or negative terminal) of the photovoltaic module 10.
- each photovoltaic module 1 has a positive terminal and a negative terminal
- each junction box 80 can have one terminal, of course, it can also have two terminals; normally, a terminal with one terminal Junction box 80, whose terminals are electrically connected to only one of the positive terminal and the negative terminal in photovoltaic module 10; a junction box 80 with two terminals, the two terminals of which can be respectively connected to the positive electrode of photovoltaic module 1 The terminal is electrically connected to the negative terminal.
- the distance between the positive terminal and the negative terminal in the photovoltaic module 10 should not be too large to ensure that the two terminals of the junction box 80 can be connected to the positive terminal and the negative terminal, respectively. ⁇ ⁇ ⁇ Electrical connection.
- the appearance of the photovoltaic system can be made more beautiful by arranging the junction box 80 in the hollowed-out area of the support member 20, that is, the junction box 80 is disposed on the non-photoelectric conversion surface of the photovoltaic module 1.
- the photovoltaic system includes a plurality of photovoltaic modules 1 arranged along the extending direction of the tank 60, and adjacent photovoltaic modules 1 are connected in series for connecting two wires of two adjacent photovoltaic modules 1 in series.
- the second end of the cable 50 is electrically connected in the cable placement portion 62.
- the second ends of the plurality of cables 50 electrically connected to the plurality of photovoltaic modules 1 disposed along the extending direction of the slot body 60 can be put into the slot body 60.
- the photovoltaic system includes at least two tank bodies 60 arranged along an extending direction perpendicular to the tank body 60.
- the photovoltaic system includes at least one photovoltaic module arranged along the tank body 60 in the arrangement direction. 1; the first end of each photovoltaic module 1 is connected to the first connection portion 63 of a slot 60 adjacent to it, and the second end of each photovoltaic module 1 is connected to the second end of another slot 60 adjacent to it
- the connection portion 64 is connected; wherein, the second connection portion 64 of the slot body 60 extends along the other edge of the slot body 60 opposite to the edge where the first connection portion 63 is located, and is opposite to the first connection portion 63.
- the second end in the assembly 1 is opposite the first end.
- the extending direction of the second connecting portion 64 and the first connecting portion 63 may be the same or different.
- the first connecting portion 63 extends toward the side closer to the second connecting portion 64, and the second connecting portion 64 extends away from the first connecting portion 63.
- the first connection portion 63 extends to the side away from the second connection portion 64, and the second connection portion 64 extends to the side closer to the first connection portion 63.
- the first connecting portion 63 extends toward the side closer to the second connecting portion 64, and the second connecting portion 63 extends toward the side closer to the first connecting portion;
- the first connection portion 63 extends to a side away from the second connection portion 64, and the second connection portion 63 extends to a side away from the first connection portion.
- the second end of the photovoltaic module 1 is connected to the second connection portion 64 of another slot body 60 adjacent thereto, since the second end of the photovoltaic module 1 does not include a positive terminal and a negative terminal, In a direction perpendicular to the extending direction of the tank body, the two photovoltaic modules 1 adjacent to the same tank body 60 are not in a series relationship.
- the photovoltaic module 1 may be fixed on the mounting carrier through two slots 60 adjacent to the photovoltaic module 1.
- the adjacent ones The spacing between photovoltaic components is larger than the size of the second end of the cable. Therefore, the component can be installed first, and after the positive and negative electrodes of the cable are inserted, the cable is inserted into the slot, which makes the installation more convenient.
- the second end of the summary cable in the cables 50 of the plurality of photovoltaic modules 1 connected in series is placed in the summary cable slot 200, and the summary cable slot 200 is provided with an For the interfaces connected to the photovoltaic electrical system, the positive cable 51 and the negative cable 52 of the summary cable are respectively connected to corresponding interfaces.
- the second end of the aggregated cable 50 placed in the aggregated cable slot 200 is the first end of the cable 50 electrically connected to the photovoltaic module 1 closest to the aggregated cable slot 200 among the plurality of photovoltaic modules 1. Both ends.
- the size of the first lead hole 621 of the slot 60 should be greater than or equal to the size of the second end of the cable 50. So that the second end of the cable 50 enters the slot body 60 through the first lead hole 621; and when a transfer reinforcing portion 70 is provided between the slot body 60 and the supporting member 20, the second lead on the strengthening portion 70 is transferred
- the size of the hole 71 and the size of the opening 622 of the slot 60 should be greater than or equal to the size of the second end of the cable 50 so that the second end of the cable enters the cable slot 60 through the second lead hole 71 and the opening 622.
- the widths of the first and second lead holes 621 and 71 are set to 12 mm to 16 mm.
- the first lead hole 621 and the second lead hole 71 may be set to one of 14mm, 15mm, and 16mm), and the width of the cable slot opening 622 is set to 20 to 26mm (for example, Width is 20mm).
- the photovoltaic system includes a plurality of supporting members 20, during the process of putting the second end of the cable 50 into the cable groove 60, the cable ends of the cables 50 may pass between adjacent photovoltaic modules 1. Therefore, the size of the distance between adjacent photovoltaic modules 1 should also be greater than or equal to the size of the cable head in the second end of the cable 50.
- An embodiment of the present disclosure provides a roof panel including the roof panel body and the photovoltaic system described in any one of the foregoing embodiments; wherein the photovoltaic system or photovoltaic module is disposed on an outer surface of the roof panel body.
- An embodiment of the present disclosure provides a vehicle, including a vehicle body, and further including the photovoltaic system described in any one of the foregoing embodiments; wherein the photovoltaic system or the photovoltaic component is disposed on an outer surface of the vehicle body.
- the photovoltaic system is installed on the roof panel body (or the vehicle body 1) through the trough body 60; as shown in FIGS. 38-39, when the trough body 60
- the support fixing part 65 is included, the photovoltaic system is mounted on the roof panel body 100 (or the vehicle body 100) through the support fixing part 65.
- the photovoltaic device further includes a connector 90 for fixing the photovoltaic module 1 or the photovoltaic system to the roof panel body 100 (or the vehicle body 100). on.
- the tank body 60 may correspond to one connection member 90 or a plurality of connection members 90.
- the water in the tank body 60 may be drained to the roof panel body 100 (or the vehicle body 100) through the drainage opening 61, Finally, they are collected in the drainage ditch of the roof panel body 100 (or the vehicle body 100).
- the connecting member 90 may be composed of bolts 91 and adapters 92,
- the connector 92 connects the photovoltaic system (or the photovoltaic module 1) and the roof panel body 100; as shown in FIGS. 39 to 40, since the surface of the side of the vehicle body 100 near the photovoltaic module 10 is generally a flat surface, the connector 90 may only include Screws, which are used to fix the photovoltaic module 1 or the photovoltaic system to the vehicle body 100.
- the materials of the roof panel body 100 and the vehicle body 100 may be aluminum alloy, aluminum-magnesium alloy, stainless steel, galvanized steel, and the like.
- the embodiment of the present disclosure provides a roof panel, which has the same technical effect as the aforementioned photovoltaic system, and will not be repeated here.
- the embodiment of the present disclosure provides a vehicle, which has the same technical effect as the aforementioned photovoltaic system, and is not described herein again.
- the photovoltaic module 1 includes a photovoltaic power generation unit 10 and a support member 20 connected to a non-photoelectric conversion surface of the photovoltaic power generation unit 10 and used to support the photovoltaic power generation unit 10.
- the non-photoelectric conversion surface of the photovoltaic power generation unit 10 may be thermally connected to the support member 20; or, the photovoltaic module 1 further includes a bead 30, and the edge of the photovoltaic power generation unit 10 is sandwiched between the bead 30 and the support member 20, and the bead 30 It is fixedly connected to the support member 20.
- the non-photoelectric conversion surface of the photovoltaic power generation unit 10 can be thermally connected to the support member 20, the non-photoelectric conversion surface of the photovoltaic power generation unit 10 and the support member 20 are bonded together by hot-melt lamination to make the support member 20 and the photovoltaic power generation unit 10 Into an indivisible whole.
- the photovoltaic power generation unit 10 and the support member 20 are thermally laminated for 20 to 40 minutes under the conditions of 0.5 to 1 atmosphere and 100 to 200 ° C.
- the photovoltaic power generation unit 10 and the supporting member 20 are thermally fused and laminated for 30 minutes under the conditions of 1 atmosphere and 160 ° C.
- the supporting member 20 includes a bearing portion 21, and the photovoltaic power generation unit 10 is specifically heat-sealed to the bearing portion 21.
- the supporting member 20 when the supporting member 20 includes only the bearing portion 21, the supporting member 20 can be all heat-sealed to the photovoltaic power generation unit 10; as shown in FIGS. 31 and 32, the supporting member 20 may also be partially thermally connected to the photovoltaic power generation unit 10 as long as the photovoltaic power generation unit 10 and the support member 20 can be an integral part.
- the material of the support member 20 is not limited, as long as the support member 20 can be thermally connected with the photovoltaic module 10 as a whole, and the support member 20 will not melt during the heat sealing process.
- the supporting member 20 may be made of metal.
- the support member 20 made of metal not only does not melt at high temperatures, but also has a lightning protection effect.
- the material of the same volume, the weight of the metal is relatively large, which can prevent the photovoltaic power generation unit 10 thermally connected to the support member 20 in strong winds Deformed by strong wind.
- the photovoltaic module 1 further includes a bead 30, and an edge of the photovoltaic power generation unit 10 is sandwiched between the bead 30 and the support member 20, and the bead 30 is fixedly connected to the support member 20.
- the material of the support member 20 is not limited, as long as the support member 20 can be used to support the photovoltaic power generation unit 10.
- connection manner of the bead 30 and the support member 20 is not limited.
- the bead 30 and the support member 20 may be fixedly connected by means of screw connection, snap-on connection, or strong magnetic attraction.
- 33a and 33b show only the case where the bead 30 and the fixing portion 22 are connected by screws.
- the bead 30 may be a continuous whole; as shown in FIG. 34b and FIG. 34c, the bead 30 may be disconnected, which is not limited.
- the bead 30 may be provided on the supporting member 20 in a complete circle; as shown in FIG. 34c, the bead 30 may be intermittently provided on the supporting member 20, which is not limited. It is sufficient that the bead 30 can be fixed to the support member 20.
- the bead 30 is disposed on the side of the photovoltaic power generation unit 10 away from the support member 20 and the light transmittance of the bead 30 is limited or even does not transmit light, the bead 30 only covers the edge of the photovoltaic module 10 so that photovoltaic power generation
- the photoelectric conversion surface of the unit 10 normally receives the irradiation of light.
- the material of the bead 30 is not limited, as long as the edge of the photovoltaic module 10 can be sandwiched between the bead 30 and the support member 20 using the bead 30.
- a portion of the photovoltaic power generation unit 10 sandwiched between the bead 30 and the support member 20 is a seal region of the photovoltaic power generation unit 10.
- the bead 30 may be made of a metal material to achieve a lightning protection effect.
- the bead 30 may be an aluminum alloy profile.
- the support member 20 may be a plate-like structure that is tiled over a whole layer; as shown in Figs. 35a-35b, the support member 20 may also include at least one hollow area 201, so that The photovoltaic power generation unit 10 can be fixedly connected to the non-hollowed area of the support member 20, and the non-hollowed area of the support member 20 is sufficient to support the photovoltaic power generation unit.
- the plate of the hollowed-out area 201 can be saved for other purposes; and in the structure shown in FIGS. 35a-35b, the hollowed-out area 201 is arranged corresponding to the photovoltaic power generation unit 10, which can make photovoltaic power generation The heat radiation effect of the unit 10 is improved.
- An embodiment of the present disclosure provides a photovoltaic module including a photovoltaic power generation unit 10 and a support member 20 that is in contact with a non-photoelectric conversion surface of the photovoltaic power generation unit 10, and the photovoltaic power generation unit 10 is supported by the support member 20.
- the photovoltaic power generation unit 10 and the supporting member 20 can be more firmly connected. In this way, the photovoltaic power generation unit 10 will be fixed on the bearing panel 20 even in strong wind weather. Deformation will occur; and because the area of the photovoltaic power generation unit 10 is usually large, if adhesive bonding is used, it will consume a lot of adhesive, which is not conducive to saving manufacturing costs. Therefore, compared to using adhesive bonding, By adopting the fixing method of the embodiment of the present disclosure, the cost of preparing a photovoltaic system can be greatly reduced.
- the photovoltaic power generation unit 10 and the load-bearing panel 20 become an inseparable whole, the overall weight of the photovoltaic power generation unit 10 and the supporting member 20 can be greatly increased. In this way, even in strong wind weather, strong wind is not easy to make The photovoltaic power generation unit 10 and the support member 20 are moved, thereby avoiding unnecessary human casualties and economic losses.
- the supporting member 20 includes a fixing portion 22 beyond the edge of the photovoltaic power generation unit 10, and the bead 30 is fixedly connected to the supporting member 20 through the fixing portion 22.
- the fixing portion 22 may exceed one, or two, or three, or four edges of the photovoltaic power generation unit 10.
- the fixing portion 22 extends beyond the edge of the photovoltaic power generation unit 10, when the photovoltaic module is fixed on the mounting carrier, damage to the photovoltaic power generation unit 10 can be avoided.
- the support member 20 may further include a bearing portion 21, and the bearing portion 21 is fixedly connected to the photovoltaic power generation unit 10.
- the supporting portion 21 may also include a hollowed-out area, and the photovoltaic power generation unit 10 and the non-hollowed-out area of the support member 20 are fixedly connected.
- connection manner of the bearing portion 21 and the photovoltaic power generation unit 10 is not limited, and the bearing portion 21 and the photovoltaic power generation unit 10 may be fixedly connected by heat sealing connection, screw connection, snap-on connection, or strong magnetic attraction.
- the supporting member 20 further includes a reinforcing portion 23, which is connected to the end of the fixing portion 22 away from the photovoltaic power generation unit 10 and points toward the supporting member 20 along the photovoltaic power generation unit 10.
- a reinforcing portion 23 which is connected to the end of the fixing portion 22 away from the photovoltaic power generation unit 10 and points toward the supporting member 20 along the photovoltaic power generation unit 10.
- an included angle range between the reinforcing portion 23 and the fixing portion 22 may be 30 ° to 150 °.
- an included angle between the reinforcing portion 23 and the fixing portion 22 is 60 ° or 90 ° , Or 120 °.
- FIG. 37 shows only the case where the included angle between the reinforcing portion 23 and the fixing portion 22 is 90 °.
- the angle between the reinforcing portion 23 and the fixing portion 22 refers to the angle between the surface of the fixing portion 22 away from the photovoltaic power generation unit 10 and the reinforcing portion 23.
- one support member 20 may include one, or two, or three, or four reinforcing portions 23.
- the reinforcing portion 23 may be an integrally formed structure with the fixing portion 22, or may be connected to form an integrated structure.
- a flat plate may be formed first; then, as shown in FIG. 38, the four corners of the plate may be cut (depending on the number of reinforcing portions, it may also be One, or two, or three corners); finally, the portion where the reinforcing portion 23 is to be formed is bent to form the supporting member 20 shown in FIGS. 36 and 37.
- the overall rigidity of the supporting member 20 can be increased, and the photovoltaic module can be effectively prevented from being deformed.
- the supporting member 20 further includes a reinforced connecting portion, and the reinforced connecting portion is used to fixedly connect the adjacent reinforced portion 23.
- the reinforcing connection portion may include an L-shaped corner code 400 and a fixing member 401, and two adjacent reinforcing portions 23 may be fixedly connected through the L-shaped corner code 400 and the fixing member 401.
- the reinforcing connection portion may be provided on an inner side wall of two adjacent reinforcing portions 23, or may be provided on an outer side wall of two adjacent reinforcing portions 23.
- FIG. 39 illustrates only the case where the reinforcing connection portion is provided on the outer side wall of two adjacent reinforcing portions 23.
- one supporting member 20 includes at least two reinforcing portions 23 and the two reinforcing portions 23 are adjacent to each other, the reinforcing connecting portions may be used to fix the two adjacent reinforcing portions 23.
- the strength of the reinforcing portion 23 can be further increased by strengthening the connecting portion. Further, the strength of the supporting member 20 can be increased to effectively prevent deformation of the photovoltaic module.
- FIG. 40 it further includes an auxiliary support member 800, and the auxiliary support member 800 is fixedly connected to the side of the support member 20 facing away from the photovoltaic power generation unit 10.
- the auxiliary supporting member 800 corresponds to the bearing portion 21 and is fixedly connected; when the supporting member includes the bearing portion 21 and the fixing portion 22, the auxiliary supporting member 800 and the bearing portion 21 Corresponds to the fixed portion 22 and is fixedly connected.
- the auxiliary support member 800 is fixedly connected to the fixed portion 22.
- the auxiliary support portion 800 and the bearing portion 21 are connected by an adhesive method.
- the support member includes When the supporting portion 21, the fixing portion 22, and the reinforcing portion 23, the auxiliary supporting member 800 is correspondingly and fixedly connected to the supporting portion 21, the fixing portion 22, and the reinforcing portion 23.
- the auxiliary supporting member 800 and the fixing portion 22 and / Or the reinforcing portion 23 is fixedly connected. Further optionally, the auxiliary supporting portion 800 and the supporting portion 21 are connected by an adhesive method.
- the overall strength of the photovoltaic module can be strengthened by the auxiliary support member 800 to effectively prevent the photovoltaic power generation unit 10 from deforming, to avoid affecting the appearance of the photovoltaic module and the performance of the photovoltaic power generation unit due to the deformation of the photovoltaic power generating unit 10.
- the photovoltaic module further includes a buffer member 40 disposed between the photovoltaic power generation unit 10 and the bead 30.
- the buffer member 40 may be sandwiched by the bead 30 to cover the entire area of the photovoltaic power generation unit 10; as shown in FIG. 41b, the buffer member 40 may also be sandwiched by the bead 30 to cover the photovoltaic Part of the power generating unit 10; as shown in FIG. 41c, the buffer member 40 may also extend from the area between the bead 30 and the photovoltaic power generating unit 10 to the area between the bead 30 and the fixing portion 22.
- FIG. 41a the buffer member 40 may be sandwiched by the bead 30 to cover the entire area of the photovoltaic power generation unit 10; as shown in FIG. 41b, the buffer member 40 may also be sandwiched by the bead 30 to cover the photovoltaic Part of the power generating unit 10; as shown in FIG. 41c, the buffer member 40 may also extend from the area between the bead 30 and the photovoltaic power generating unit 10 to the area between the bead 30 and the fixing portion 22.
- a certain moving space may be reserved for the bead 30 to adjust the position of the bead 30 when the bead 30 is set.
- the bead 30 is placed at an appropriate position; and the position of the bead 30 can be prevented from changing due to thermal expansion and contraction of the light buffer member 40.
- the material of the buffer member 40 is not limited, as long as the buffer member 40 can play a buffering role and avoid the bead 30 from damaging the surface of the photovoltaic power generation unit 10.
- the buffer member 40 may be a rubber strip, and the material of the rubber strip may be Ethylene-Propylene-Diene Monomer (referred to as EPDM).
- EPDM Ethylene-Propylene-Diene Monomer
- the buffer member 40 has a certain flexibility, and may be disposed between the photovoltaic power generation unit 10 and the bead 30, and the photovoltaic power generation unit 10 and the bead 30 are spaced apart to play a buffer function and prevent the bead 30 from damaging the photovoltaic The surface of the power generating unit 10.
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Photovoltaic Devices (AREA)
Abstract
本公开提供一种光伏系统、屋面板、交通工具。一种光伏系统,包括光伏组件,与所述光伏组件电连接的线缆,以及位于所述光伏组件的非光电转换面一侧的槽体;其中,所述线缆的第一端与所述光伏组件电连接、第二端放置于所述槽体的线缆放置部中。
Description
本公开涉及光伏领域,尤其涉及一种光伏系统、屋面板、交通工具。
随着社会的进步,人们对舒适的建筑及交通环境的追求越来越高,导致采暖、空调等的能耗日益增长,因此,建筑节能及交通工具节能的发展已成为现代建筑及交通工具发展的趋势。建筑屋面及交通工具上光能资源的利用,可以为建筑及交通工具提供清洁的电力能源。
然而,线缆通常固定连接在光伏发电单元背离金属屋面或车顶的一侧,并暴露于光伏装置的外部,影响光伏装置的外观;与光伏发电单元电连接的线缆因随意放置、暴露于光伏装置的外部,导致易老化、腐蚀。
公开内容
本公开的实施例采用如下技术方案:
第一方面,提供一种光伏系统,包括光伏组件,与所述光伏组件电连接的线缆,以及位于所述光伏组件的非光电转换面一侧的槽体;其中,所述线缆的第一端与所述光伏组件电连接,所述线缆的第二端放置于所述槽体的线缆放置部中。
在一些实施例中,所述线缆的第一端与所述光伏组件的第一端电连接。
在一些实施例中,所述槽体还包括第一连接部,所述第一连接部由所述线缆放置部的靠近所述光伏组件的第一端的边沿,沿与所述光伏组件的非光电转换面平行的方向延伸;所述槽体通过所述第一连接部直接或间接地与所述光伏组件的第一端固定连接。
在一些实施例中,所述第一连接部上设有第一引线孔,所述线 缆的第二端通过所述第一引线孔放置于所述线缆放置部中。
在一些实施例中,所述的光伏系统还包括转接加强部,所述第一连接部通过所述转接加强部间接地与所述光伏组件的第一端连接。
在一些实施例中,所述转接加强部上设有第二引线孔,所述线缆的第二端通过所述第二引线孔放置于所述线缆放置部中。
在一些实施例中,所述光伏组件与所述槽体之间具有间隙,所述线缆的第二端通过所述间隙放置于所述线缆放置部中。
在一些实施例中,所述光伏系统包括沿所述槽体的延伸方向设置的多个所述光伏组件,相邻所述光伏组件串联连接,用于串联相邻两个所述光伏组件的两个所述线缆的第二端在所述线缆放置部中电连接。
在一些实施例中,所述光伏系统包括至少两个沿垂直于所述槽体的延伸方向排列的所述槽体,以及沿所述槽体排列方向设置的至少一个所述光伏组件;每个所述光伏组件的第一端和与其相邻的一个所述槽体的所述第一连接部连接,每个所述光伏组件的第二端和与其相邻的另一个所述槽体的第二连接部连接;其中,所述槽体的第二连接部沿与所述第一连接部所在的边沿相对的所述槽体的另一边沿延伸、并与所述第一连接部相对;每个所述光伏组件中的第二端与第一端相对。
在一些实施例中,沿垂直于所述槽体的延伸方向设置多个所述光伏组件,在沿垂直于所述槽体的延伸方向设置的多个所述光伏组件中,相邻所述光伏组件之间的间距大于所述线缆的第二端的尺寸。
在一些实施例中,所述槽体设有排水口。
第二方面,提供一种屋面板,包括屋面板本体,还包括第一方面所述的光伏系统;其中,所述光伏系统设置于所述屋面板本体的外表面。
第三方面,提供一种交通工具,包括交通工具本体,还包括第一方面所述的光伏系统;其中,所述光伏系统设置于所述交通工具本体的外表面。
为了更清楚地说明本公开实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本公开的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本公开实施例提供的一种光伏系统的结构示意图;
图2为本公开实施例提供的一种光伏系统的结构示意图;
图3a为本公开实施例提供的一种槽体的结构示意图;
图3b为本公开实施例提供的一种槽体的结构示意图;
图4a为图1中B1-B2向的剖视示意图;
图4b为图1中B1-B2向的剖视示意图;
图4c为图1中避开第一引线孔位置的剖视示意图;
图5a为图2中C1-C2向的剖视示意图;
图5b为图2中C1-C2向的剖视示意图;
图5c为图2中避开第一引线孔位置的剖视示意图;
图6为图1中B1-B2向的剖视示意图;
图7a为本公开实施例提供的一种光伏系统的侧视示意图;
图7b为本公开实施例提供的一种光伏系统的侧视示意图;
图8a为本公开实施例提供的一种光伏系统的侧视示意图;
图8b为本公开实施例提供的一种光伏系统的侧视示意图;
图9为本公开实施例提供的一种光伏系统的俯视示意图;
图10为本公开实施例提供的一种转接加强部的结构示意图;
图11为本公开实施例提供的一种光伏系统的俯视示意图;
图12为本公开实施例提供的一种转接加强部的结构示意图;
图13为本公开实施例提供的一种光伏系统的俯视示意图;
图14为本公开实施例提供的一种转接加强部的结构示意图;
图15为本公开实施例提供的一种光伏系统的结构示意图;
图16为本公开实施例提供的一种光伏系统的结构示意图;
图17为本公开实施例提供的一种光伏系统的结构示意图;
图18为本公开实施例提供的一种转接加强部的结构示意图;
图19为本公开实施例提供的一种光伏系统的侧视示意图;
图20为本公开实施例提供的一种光伏系统的侧视示意图;
图21为本公开实施例提供的一种光伏系统的侧视示意图;
图22为本公开实施例提供的一种光伏系统的侧视示意图;
图23为本公开实施例提供的一种光伏系统的俯视示意图;
图24为本公开实施例提供的一种光伏系统的俯视示意图;
图25为本公开实施例提供的一种光伏系统的俯视示意图;
图26为本公开实施例提供的一种光伏系统的俯视示意图;
图27为图26中M1-M2向的剖视示意图;
图28为图26中M3-M4向的剖视示意图;
图29为图26中M1-M2向的剖视示意图;
图30为本公开实施例提供的一种光伏组件的结构示意图;
图31为本公开实施例提供的一种光伏组件的结构示意图;
图32为本公开实施例提供的一种光伏组件的结构示意图;
图33a为本公开实施例提供的一种光伏组件的侧视示意图;
图33b为本公开实施例提供的一种光伏组件的侧视示意图;
图34a为本公开实施例提供的一种压条的俯视示意图;
图34b为本公开实施例提供的一种压条的俯视示意图;
图34c为本公开实施例提供的一种压条的俯视示意图;
图35a为本公开实施例提供的一种支撑部件的结构示意图;
图35b为本公开实施例提供的一种支撑部件的结构示意图;
图36为本公开实施例提供的一种支撑部件的结构示意图;
图37为图36中W1-W2向的剖视示意图;
图38为本公开实施例提供的一种支撑部件的俯视示意图;
图39为本公开实施例提供的一种光伏组件的结构示意图;
图40为图39中P1-P2向的剖视示意图;
图41a为本公开实施例提供的一种光伏组件的侧视示意图;
图41b为本公开实施例提供的一种光伏组件的侧视示意图;
图41c为本公开实施例提供的一种光伏组件的侧视示意图。
下面将结合本公开实施例中的附图,对本公开实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本公开一部分实施例,而不是全部的实施例。基于本公开中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本公开保护的范围。
实施例一
本公开实施例提供一种光伏系统,如图1-5c所示,包括光伏组件1,与光伏组件1电连接的线缆,以及位于光伏组件1的非光电转换面一侧的槽体60;其中,线缆的第一端与光伏组件1电连接、第二端放置于槽体60的线缆放置部62中。
其中,线缆包括正极线缆51和负极线缆52,正极线缆51的第一端与光伏组件10的正极接线端电连接,负极线缆52的第一端与光伏组件10的负极接线端电连接。
此处,对于图1、图4b、图5b所示的光伏系统,在组装光伏系统时,先将线缆的第二端通过槽体60上的第一引线孔621放入线缆放置部62中,之后,再将光伏组件1与槽体60固定连接。
对于图2、图4a、图5a所示的光伏系统,在组装光伏系统时,可直接将线缆的第二端放入线缆放置部62中,然后将光伏组件1与槽体60固定连接。
在此基础上,槽体60设有排水口61,如图4a-5c所示,虽然本公开实施例没有说明槽体60中排水口61的具体位置,但本领域的技术人员应该知道,为了使槽体60内无积水,可将排水口61设置在槽体60背离光伏组件1的一侧表面。并且,槽体60中排水口61的个数,应与槽体60的大小、以及实际应用有关,例如,当槽体60的尺寸比较小时,在槽体60上设一个排水口61即可;当槽体60的尺寸比较大时,可在槽体60上间隔开设多个排水口61。
需要说明的是,第一,不对槽体60的材料进行限定,可选的,槽体60为金属材质,金属材质的槽体60可以起到防雷的效果,且金属材质的刚性较大,可以利用槽体60支撑光伏发电单元10和支撑部件20。例如,槽体60的材料为铝合金。
第二,如图4a-图5c所示,槽体60可以与光伏组件1直接接触并固定连接,其中,图4a和5a所示的槽体60的结构与图3a所示的槽体60对应,线缆的第二端通过槽体60上表面的开口进入线缆放置部62,图4b和图5b所示的槽体60的结构与图3b所示的槽体60对应。当然,槽体60也可以与光伏组件1间隔设置,并通过光伏系统中的其他部件间接地与光伏组件1固定连接,例如其它部件为方通等结构。
此处,如图3b所示,槽体60包括第一引线孔621,线缆的第二端可通过引线孔621放置于线缆放置部62中。为了说明槽体60的引线孔621仅占据线缆放置部62的侧壁的部分区域,图4b和图5b示出了在第一引线孔621处的剖视图,图4c和图5c示出了在除第一引线孔621以外的其他部分的剖视图,从图4b和图5b中可以看出,第一引线孔621并未完全占据线缆放置部62的一个侧壁。
第三,线缆中可以放置在槽体60中的部分都可以称为线缆的第二端。
第四,如图1-5c所示,不对槽体60相对于光伏组件1的位置进行限定,只要线缆的第二端可以放置在槽体60中即可,在一些实施例中,槽体60还对光伏组件1起到支撑的作用。
此处,考虑到线缆长期暴露在外,既影响美观,又容易老化,因此,可将槽体60设置在距离线缆的第一端较近的位置,以使得线缆尽可能多的放置在线缆放置部62中。
第五,不对槽体60与光伏组件1的固定位置进行限定,只要线缆的第一端可以与光伏组件1电连接,且线缆的第二端可以放置在槽体60的线缆放置部62中即可。
可选的,线缆的第一端与光伏组件1的第一端电连接,即,将光伏组件1的正极接线端和负极接线端均放置在光伏组件1的第一 端,这样一来,可使得线缆整齐地放入线缆放置部62中。
进一步的,如图3a-5c所示,槽体60还包括第一连接部63,第一连接部63由线缆放置部62的靠近光伏组件1的第一端的边沿,沿与光伏组件1的非光电转换面平行的方向延伸;槽体60通过第一连接部63与光伏组件1的第一端固定连接。
其中,如图7a-8b所示,第一连接部63可以向靠近与其所在的线缆放置部62的边沿相对的边沿一侧延伸,如图4a-5c所示,第一连接部63也可以向远离与其所在的线缆放置部62的边沿相对的边沿一侧延伸。
第五,由于槽体60设置于光伏组件1的非光电转换面一侧,因此,光伏组件1可以通过槽体60与安装载体连接。其中,槽体60远离光伏组件1的一端与安装载体连接。
第六,不对第一连接部63与光伏组件1的连接方式进行限定,例如,可以通过螺钉连接或卡接等方式将槽体60与光伏组件1固定连接起来。
第七,本领域的技术人员应该知道,光伏组件1应至少包括光伏发电单元10,光伏发电单元10可以是柔性光伏发电单元,也可以是晶硅光伏发电单元,柔性光伏发电单元的材料例如可以包括铜铟镓硒,晶硅光伏发电单元的材料例如可以是单晶硅或多晶硅。
其中,柔性光伏发电单元具有柔韧性好、轻薄、弱光性好、颜色可调、形状可塑性等优点,可提高光伏发电单元10的适应性及实用性。
第八,本领域的技术人员应该知道,光伏组件1的光电转换面是指:光伏组件1中在接受光照时可进行光电转换的一面。光伏组件1中与光电转换面相对的面即为非光电转换面。
本公开实施例提供一种光伏系统,通过将线缆的第二端设置在线缆放置部62中,可以避免线缆长期暴露在外,一方面,由于线缆整齐放置在线缆放置部62中,而非暴露在外,可使光伏系统的外观更加美观;另一方面,还可以防止线缆老化、腐蚀。在此基础上,通过在槽体60上设置排水口61,可防止雨水等积在线缆放置部62 中,避免对线缆放置部62中的线缆造成腐蚀。
在此基础上,如图6所示,槽体60还包括支撑固定部65,支撑固定部65用于使排水口61与安装载体具有一定高度,以方便槽体60中的水通过排水口61排出。
可选的,如图4b和5b所示,第一连接部63上设有第一引线孔621,线缆的第二端通过第一引线孔621放置于线缆放置部62中。
本公开实施例中,通过使槽体60与光伏组件1直接接触,并使槽体60通过第一连接部63直接地与光伏组件1固定连接,可利用槽体60对光伏组件1起到支撑作用。
可选的,光伏系统还可以包括转接加强部,第一连接部63通过转接加强部与光伏组件的第一端连接;如图7a-8b所示,转接加强部70上设有第二引线孔71,线缆的第二端通过第二引线孔71放置于线缆放置部62中。
其中,如图7a-8b所示,转接加强部70可与槽体60的第一连接部63固定连接。
需要说明的是,第一,不对转接加强部70的材料及具体结构进行限定,只要线缆的第二端可以通过转接加强部70即可。
具体的,转接加强部70可以是方通,其材质可以是金属材质,这样一来,转接加强部70不但具有防雷效果,还可以对光伏组件起到支撑作用。
第二,由于槽体60通过转接加强部70与支撑部件20固定连接,因此,转接加强部70的位置与槽体60和光伏组件1的位置对应。
具体的,如图9和图10所示,转接加强部70可以呈块状间隔设置,一个块状的转接加强部70上包括一个第二引线孔71;如图11和图12所示,转接加强部70也可以呈条状,条状的第一连接部70上包括一个或多个第二引线孔71;如图13和图14所示,转接加强部70围成四周,且包括一个或多个第二引线孔71。
本公开实施例中,可通过转接加强部70使得光伏组件1与槽体60固定连接,转接加强部70还可起到支撑光伏组件1的作用,避免光伏发电单元10变形。
或者,如图15-18所示,光伏组件1与槽体60之间具有间隙,线缆50的第二端通过该间隙放置于线缆放置部62中。进一步,如图16所示,设置多个转接加强部70(图示为2个)将光伏组件1与槽体60固定连接。多个转接加强部70之间具有间隙,光伏组件1与槽体60之间也具有间隙,从而线缆50的第二端通过光伏组件1与槽体60之间的间隙以及两个转接加强部70之间的间隙放置于线缆放置部62中。
此处,如图18所示,转接加强部70可以包括第一固定部701和第二固定部702,第一固定部701与支撑部件20的侧壁固定连接,第二固定部702与槽体60的第一连接部63固定连接。
需要说明的是,第一,根据光伏组件1的尺寸,与一个光伏组件1对应的转接加强部70的个数可以是一个,也可以是多个。
第二,不对固定加强部70与第一连接部63和支撑部件20的连接方式进行限定,例如可以利用螺钉使固定加强部70分别与第一连接部63和支撑部件20固定连接。
第三,如图15和图16所示,第二固定部702设置于第一连接部63靠近光伏组件1一侧(即第一连接部63的上表面);如图17所示,第二固定部702也可以设置于第一连接部63远离光伏组件1一侧(即第一连接部63的下表面)。
对于上述任一实施例,如图19-22所示,所述光伏系统还包括接线盒80,支撑部件20可以包括镂空区域,接线盒80设置于所述镂空区域中、并与支撑部件20固定连接,即,接线盒80与光伏组件10直接接触,线缆50的第一端通过接线盒80与光伏组件10电连接。
其中,线缆50的第一端与接线盒80中的接线端子电连接,接线盒80中的接线端子与光伏组件10的正极接线端(或负极接线端)电连接。
需要说明的是,每个光伏组件1上具有正极接线端和负极接线端,每个接线盒80可以具有一个接线端子,当然,也可以具有两个接线端子;通常情况下,具有一个接线端子的接线盒80,其接线端 子只与光伏组件10中的正极接线端、负极接线端中的一个电连接;具有两个接线端子的接线盒80,其两个接线端子可以分别与光伏组件1的正极接线端和负极接线端电连接,此时光伏组件10中的正极接线端和负极接线端之间的间距不宜过大,以保证接线盒80的两个接线端子能够分别与正极接线端和负极接线端电连接。
本公开实施例通过将接线盒80设置在支撑部件20的镂空区域中,即,接线盒80设置在光伏组件1的非光电转换面,可以使光伏系统的外观更加美观。
可选的,如图23所示,光伏系统包括沿槽体60的延伸方向设置的多个光伏组件1,相邻光伏组件1串联连接,用于串联相邻两个光伏组件1的两个线缆50的第二端在所线缆放置部62中电连接。
本公开实施例中,与沿槽体60延伸方向设置的多个光伏组件1电连接的多个线缆50,其第二端均可放入该槽体60中。
进一步可选的,如图24所示,光伏系统包括至少两个沿垂直于槽体60的延伸方向排列的槽体60,相应地,光伏系统包括沿槽体60排列方向设置的至少一个光伏组件1;每个光伏组件1的第一端和与其相邻的一个槽体60的第一连接部63连接,每个光伏组件1的第二端和与其相邻的另一个槽体60的第二连接部64连接;其中,槽体60的第二连接部64沿与第一连接部63所在的边沿相对的该槽体60的另一边沿延伸、并与第一连接部63相对,每个光伏组件1中的第二端与第一端相对。
需要说明的是,第一,如图3a和图3b所示,第二连接部64与第一连接部63的延伸方向可以相同,也可以不相同。
示例的,当第二连接部64与第一连接部63的延伸方向相同时,第一连接部63向靠近第二连接部64一侧延伸,第二连接部64向远离第一连接部63一侧延伸;或者,第一连接部63向远离第二连接部64一侧延伸,第二连接部64向靠近第一连接部63一侧延伸。
当第二连接部64与第一连接部63的延伸方向不相同时,第一连接部63向靠近第二连接部64一侧延伸,第二连接部63向靠近第一连接部一侧延伸;或者,第一连接部63向远离第二连接部64一 侧延伸,第二连接部63向远离第一连接部一侧延伸。
第二,虽然光伏组件1的第二端和与其相邻的另一个槽体60的第二连接部64连接,但由于光伏组件1的第二端并不包括正极接线端和负极接线端,因此,在垂直于槽体的延伸方向上,与同一个槽体60相邻的两个光伏组件1之间并非串联关系。
本公开实施例中,可通过与一个光伏组件1相邻的两个槽体60将该光伏组件1固定在安装载体上。
本公开实施例中,当沿垂直于槽体的延伸方向设置有多个光伏组件的情况下,在沿垂直于所述槽体的延伸方向设置的多个所述光伏组件中,相邻所述光伏组件之间的间距大于所述线缆的第二端的尺寸。因此,可以使组件先安装完毕,当线缆的正负极都插好后,再将线缆插进槽体中,使安装更方便。
进一步可选的,如图25和图26所示,串联多个光伏组件1的线缆50中汇总线缆的第二端置于汇总线缆槽200中,汇总线缆槽200中设有与光伏电器系统连接的接口,汇总线缆的正极线缆51和负极线缆52分别与对应的接口连接。
需要说明的是,放入汇总线缆槽200中的汇总线缆50的第二端,为与多个光伏组件1中最靠近汇总线缆槽200的光伏组件1电联接的线缆50的第二端。
在此基础上,对于上述任一实施例,在槽体60与光伏组件1直接接触的情况下,槽体60的第一引线孔621的尺寸应大于或等于线缆50的第二端的尺寸,以使得线缆50第二端通过第一引线孔621进入槽体60;在槽体60与支撑部件20之间设有转接加强部70的情况下,转接加强部70上的第二引线孔71的尺寸、以及槽体60的开口622的尺寸应大于或等于线缆50的第二端的尺寸,以使得线缆第二端通过第二引线孔71和开口622进入线缆槽60。
例如,考虑到线缆50第二端的宽度一般为16mm,线缆第一端和第二端的尺寸一般为10mm,因此,上述第一引线孔621、第二引线孔71的宽度设置为12mm-16mm(例如,第一引线孔621、第二引线孔71可设置为14mm、15mm、16mm中的一种),上述线缆槽开口622的宽度设置为20~26mm(例如,线缆槽开口622的宽度为 20mm)。
此处,当光伏系统包括多个支撑部件20时,在将线缆50的第二端放入线缆槽60的过程中,线缆50的线缆头可能穿过相邻光伏组件1之间的间距,因此,相邻光伏组件1之间的间距的尺寸也应大于或等于线缆50的第二端中线缆头的尺寸。
本公开实施例提供一种屋面板,包括屋面板本体还包括前述任一实施例所述的光伏系统;其中,光伏系统或光伏组件设置于屋面板本体的外表面。
本公开实施例提供一种交通工具,包括交通工具本体,还包括前述任一实施例所述的光伏系统;其中,光伏系统或光伏组件设置于交通工具本体的外表面。
需要说明的是,当槽体60不包括支撑固定部65时,光伏系统通过槽体60安装于屋面板本体(或交通工具本体1)上;如图38-图39所示,当槽体60包括支撑固定部65时,光伏系统通过支撑固定部65安装于屋面板本体100(或交通工具本体100)上。
可选的,如图27-图29所示,上述光伏装置还包括连接件90,所述连接件90用于将光伏组件1、或光伏系统固定于屋面板本体100(或交通工具本体100)上。
其中,槽体60可与一个连接件90对应,也可与多个连接件90对应;此外,槽体60中的水可以通过排水口61排到屋面板本体100(或交通工具本体100),最后汇聚到屋面板本体100(或交通工具本体100)的排水沟中。
如图27所示,由于屋面板本体100靠近光伏组件10一侧通常设有多个间隔设置的凸起300,因此,连接件90可以由螺栓91、转接件92组成,由螺栓91、转接件92连接光伏系统(或光伏组件1)和屋面板本体100;如图39-图40所示,由于交通工具本体100靠近光伏组件10一侧表面通常为一平面,连接件90可以仅包括螺钉,使用螺钉将光伏组件1或光伏系统固定到交通工具本体100上。
其中,屋面板本体100和交通工具本体100的材料可以是铝合金、铝镁合金、不锈钢、镀锌钢等。
本公开实施例提供一种屋面板,与前述光伏系统具有相同的技术效果,在此不再赘述。
本公开实施例提供一种交通工具,与前述光伏系统具有相同的技术效果,在此不再赘述。
对于上述任一实施例,如图30-35b所示,光伏组件1包括光伏发电单元10和与光伏发电单元10的非光电转换面连接、且用于支撑光伏发电单元10的支撑部件20。
其中,光伏发电单元10的非光电转换面可以与支撑部件20热合连接;或者,光伏组件1还包括压条30,光伏发电单元10的边缘夹设在压条30与支撑部件20之间,且压条30与支撑部件20固定连接。
当光伏发电单元10的非光电转换面可以与支撑部件20热合连接时,光伏发电单元10的非光电转换面与支撑部件20通过热熔层压结合在一起,使支撑部件20与光伏发电单元10融为不可分割的整体。
示例的,在0.5~1个大气压、100~200℃的条件下,对光伏发电单元10和支撑部件20热熔层压20~40分钟。
例如,当支撑部件20为金属材质时,在1个大气压、160℃的条件下,对光伏发电单元10和支撑部件20热熔层压30分钟。
可选的,如图31和如32所示,支撑部件20包括承载部21,光伏发电单元10具体与承载部21热合连接。
需要说明的是,第一,如图30所示,当支撑部件20仅包括承载部21时,支撑部件20可以全部热合连接于光伏发电单元10上;如图31和图32所示,支撑部件20也可以部分热合连接于光伏发电单元10上,只要光伏发电单元10与支撑部件20可成为一不可分割的整体即可。
第二,不对支撑部件20的材料进行限定,只要支撑部件20可与光伏组件10热合连接为一个整体,且支撑部件20不会在热合过程中融化即可。
具体的,支撑部件20可以是金属材质。金属材质的支撑部件20 不但不会在高温情况下融化,还具有防雷效果,且相同体积的材料,金属的重量比较大,可防止在强风天气,与支撑部件20热合连接的光伏发电单元10被强风吹变形。
或者,光伏组件1还包括压条30,光伏发电单元10的边缘夹设在压条30与支撑部件20之间,且压条30与支撑部件20固定连接。
需要说明的是,第一,不对支撑部件20的材料进行限定,只要支撑部件20可用于支撑光伏发电单元10即可。
第二,不对压条30与支撑部件20的连接方式进行限定,例如,可以通过螺钉连接、或卡接、或强磁吸引等方式将压条30与支撑部件20固定连接起来。图33a和图33b仅示出压条30与固定部22通过螺钉连接的情况。
第三,如图34a所示,压条30可以是一连续的整体;如图34b和图34c所示,压条30也可以是断开的,对此不进行限定。
第四,如图34a和34b所示,压条30可以围成完整的一周设置在支撑部件20上;如图34c所示,压条30也可以间断设置在支撑部件20上,对此不进行限定,只要压条30可以固定在支撑部件20上即可。
第五,考虑到压条30设置于光伏发电单元10远离支撑部件20的一侧,且压条30透光率有限,甚至不透光,因此,压条30仅覆盖光伏组件10的边缘,以使得光伏发电单元10的光电转换面正常接收光线的照射。
第六,不对压条30的材料进行限定,只要可以利用压条30将光伏组件10的边缘夹设于压条30与支撑部件20之间即可。
此处,光伏发电单元10夹设在压条30和支撑部件20之间的部分是光伏发电单元10的封胶区。
具体的,压条30可以是金属材质,以起到防雷效果,例如压条30可以是铝合金型材。
第七,如图30-32所示,支撑部件20可以是平铺一整层的板状结构;如图35a-图35b所示,支撑部件20也可以至少包括一个镂空区域201,这样一来,光伏发电单元10可与支撑部件20的非镂空区 域固定连接,且支撑部件20的非镂空区域足以支撑光伏发电单元。在图35a所示的结构中,可以节省下镂空区域201的板材用作其它用途;而且在图35a-图35b所示的结构中,镂空区域201与光伏发电单元10对应设置,可以使光伏发电单元10的散热效果提高。
本公开实施例提供一种光伏组件,包括光伏发电单元10和与光伏发电单元10的非光电转换面接触的支撑部件20,利用支撑部件20支撑光伏发电单元10。相较于采用背胶粘接的方式,可以使光伏发电单元10与支撑部件20连接的更加牢固,这样一来,即使遇到强风天气,光伏发电单元10也会固定在承载面板20上,不会发生变形;并且,由于光伏发电单元10的面积通常较大,若采用背胶粘接,则需耗费非常多的背胶,不利于节省制备成本,因此,相较于采用背胶粘接,采用本公开实施例的固定方式,可大大减少制备光伏系统的成本。
在此基础上,由于光伏发电单元10和承载面板20成为一个不可分割的整体,可大大增加光伏发电单元10和支撑部件20的整体重量,这样一来,即使遇到强风天气,强风也不易使光伏发电单元10和支撑部件20移动,从而可避免不必要的人员伤亡以及经济损失。
可选的,如图31、图32、图33a所示,支撑部件20包括超出光伏发电单元10的边缘的固定部22,压条30通过固定部22与支撑部件20固定连接。
需要说明的是,固定部22可以超出光伏发电单元10的一个、或两个、或三个、或四个边缘。
本公开实施例中,由于固定部22超出光伏发电单元10的边缘,因此,在将光伏组件固定在安装载体上时,可避免对光伏发电单元10造成损坏。
在此基础上,对于上述任一实施例,支撑部件20还可以包括承载部21,承载部21与光伏发电单元10固定连接。其中,承载部21上也可以包括镂空区域,光伏发电单元10与支撑部件20的非镂空区域固定连接。
不对承载部21与光伏发电单元10的连接方式进行限定,承载 部21与光伏发电单元10可以通过热合连接、或螺钉连接、或卡接、或强磁吸引等方式固定连接。
进一步可选的,如图36和图37所示,支撑部件20还包括加强部23,加强部23与固定部22远离光伏发电单元10的端部连接、并沿光伏发电单元10指向支撑部件20的方向延伸。
需要说明的是,第一,加强部23与固定部22之间的夹角范围可以为30°~150°,例如,加强部23与固定部22之间的夹角为60°、或者90°、或者120°。图37仅示出加强部23与固定部22之间的夹角为90°的情况。
其中,加强部23与固定部22之间的夹角,是指:固定部22远离光伏发电单元10一侧的表面与加强部23之间的夹角。
第二,一个支撑部件20中,可以包括一个、或两个、或三个、或四个加强部23。
第三,加强部23可以与固定部22为一体成型结构,也可以经过连接形成一体结构。
当加强部23与固定部22为一体成型结构时,可先形成平面状的板材;之后,如图38所示,裁剪所述板材的四个角(根据加强部的个数不同,也可以是一个、或两个、或三个角);最后,使待形成加强部23的部分弯折,形成图36和图37所示的支撑部件20。
本公开实施例中,通过设置加强部23可增大支撑部件20的整体刚度,有效防止光伏组件变形。
进一步可选的,如图39所示,支撑部件20还包括加强连接部,加强连接部用于固定连接相邻加强部23。
此处,如图39所示,加强连接部可包括L形角码400和固定件401,通过L形角码400和固定件401可使相邻的两个加强部23固定连接。
其中,加强连接部可设置在相邻两个加强部23的内侧壁,也可以设置在相邻两个加强部23的外侧壁。图39仅示出加强连接部设置在相邻两个加强部23的外侧壁的情况。
需要说明的是,当一个支撑部件20至少包括两个加强部23、且 两个加强部23相邻时,可利用加强连接部固定相邻的两个加强部23。
本公开实施例中,通过加强连接部可进一步增大加强部23的强度,进一步的,增大支撑部件20的强度,可有效防止光伏组件变形。
可选的,如图40所示,还包括辅助支撑部件800,辅助支撑部件800与支撑部件20背离光伏发电单元10的一侧固定连接。
需要说明的是,当支撑部件20仅包括承载部21时,辅助支撑部件800与承载部21对应且固定连接;当支撑部件包括承载部21和固定部22时,辅助支撑部件800与承载部21和固定部22对应且固定连接,辅助支撑部件800与固定部22固定连接,可选的,辅助支持部800与承载部21之间通过胶粘方式连接;如图40所示,当支撑部件包括承载部21、固定部22、以及加强部23时,辅助支撑部件800与承载部21、固定部22、以及加强部23对应且固定连接,可选的,辅助支撑部件800与固定部22和/或加强部23固定连接,进一步可选的,辅助支持部800与承载部21之间通过胶粘方式连接。本公开实施例中,可以通过辅助支撑部件800加强光伏组件的整体强度,以有效防止光伏发电单元10变形,避免因光伏发电单元10变形影响光伏组件的外观以及影响光伏发电单元的性能。
可选的,如图41a-41c所示,光伏组件还包括设置于光伏发电单元10与压条30之间的缓冲部件40。
需要说明的是,第一,如图41a所示,缓冲部件40可以夹设在压条30覆盖光伏发电单元10的全部区域;如图41b所示,缓冲部件40也可以夹设在压条30覆盖光伏发电单元10的部分区域;如图41c所示,缓冲部件40还可以从压条30与光伏发电单元10之间的区域,延伸至压条30与固定部22之间的区域。其中,如图41b所示,当缓冲部件40夹设在压条30覆盖光伏发电单元10的部分区域时,可以为压条30预留一定的移动空间,以在设置压条30时,调整压条30的位置,使压条30放置在适当的位置;并且,还可以防止光缓冲部件40热胀冷缩导致压条30的位置发生变化。
第二,不对缓冲部件40的材料进行限定,只要缓冲部件40可以起到缓冲作用,避免压条30损坏光伏发电单元10的表面即可。
示例的,缓冲部件40可以是胶条,胶条的材料可以是三元乙丙橡胶(Ethylene-Propylene-Diene Monomer,简称EPDM)。
本公开实施例中,缓冲部件40具有一定的柔韧性,可设置在光伏发电单元10与压条30之间,将光伏发电单元10与压条30间隔开,以起到缓冲作用,避免压条30损坏光伏发电单元10的表面。
以上所述,仅为本公开的具体实施方式,但本公开的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本公开揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本公开的保护范围之内。因此,本公开的保护范围应以所述权利要求的保护范围为准。
Claims (13)
- 一种光伏系统,包括光伏组件,与所述光伏组件电连接的线缆,以及位于所述光伏组件的非光电转换面一侧的槽体;其中,所述线缆的第一端与所述光伏组件电连接,所述线缆的第二端放置于所述槽体的线缆放置部中。
- 根据权利要求1所述的光伏系统,其中,所述线缆的第一端与所述光伏组件的第一端电连接。
- 根据权利要求2所述的光伏系统,其中,所述槽体还包括第一连接部,所述第一连接部由所述线缆放置部的靠近所述光伏组件的第一端的边沿,沿与所述光伏组件的非光电转换面平行的方向延伸;所述槽体通过所述第一连接部直接或间接地与所述光伏组件的第一端固定连接。
- 根据权利要求3所述的光伏系统,其中,所述第一连接部上设有第一引线孔,所述线缆的第二端通过所述第一引线孔放置于所述线缆放置部中。
- 根据权利要求3所述的光伏系统,还包括转接加强部,所述第一连接部通过所述转接加强部间接地与所述光伏组件的第一端连接。
- 根据权利要求5所述的光伏系统,其中,所述转接加强部上设有第二引线孔,所述线缆的第二端通过所述第二引线孔放置于所述线缆放置部中。
- 根据权利要求5所述的光伏系统,其中,所述光伏组件与所述槽体之间具有间隙,所述线缆的第二端通过所述间隙放置于所述线缆放置部中。
- 根据权利要求1-7所述的光伏系统,其中,所述光伏系统包括沿所述槽体的延伸方向设置的多个所述光伏组件,相邻所述光伏组件串联连接,用于串联相邻两个所述光伏组件的两个所述线缆的第二端在所述线缆放置部中电连接。
- 根据权利要求8所述的光伏系统,其中,所述光伏系统包括 至少两个沿垂直于所述槽体的延伸方向排列的所述槽体,以及沿所述槽体排列方向设置的至少一个所述光伏组件;每个所述光伏组件的第一端和与其相邻的一个所述槽体的所述第一连接部连接,每个所述光伏组件的第二端和与其相邻的另一个所述槽体的第二连接部连接;其中,所述槽体的第二连接部沿与所述第一连接部所在的边沿相对的所述槽体的另一边沿延伸、并与所述第一连接部相对;每个所述光伏组件中的第二端与第一端相对。
- 根据权利要求9所述的光伏系统,其中,沿垂直于所述槽体的延伸方向设置多个所述光伏组件,在沿垂直于所述槽体的延伸方向设置的多个所述光伏组件中,相邻所述光伏组件之间的间距大于所述线缆的第二端的尺寸。
- 根据权利要求1所述的光伏系统,其中,所述槽体设有排水口。
- 一种屋面板,包括屋面板本体,还包括如权利要求1-10中任一项所述的光伏系统;其中,所述光伏系统设置于所述屋面板本体的外表面。
- 一种交通工具,包括交通工具本体,还包括如权利要求1-10中任一项所述的光伏系统;其中,所述光伏系统设置于所述交通工具本体的外表面。
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