CN104752544A - Solar receiver assembly structure - Google Patents
Solar receiver assembly structure Download PDFInfo
- Publication number
- CN104752544A CN104752544A CN201510138517.1A CN201510138517A CN104752544A CN 104752544 A CN104752544 A CN 104752544A CN 201510138517 A CN201510138517 A CN 201510138517A CN 104752544 A CN104752544 A CN 104752544A
- Authority
- CN
- China
- Prior art keywords
- heat
- radiating substrate
- solar cell
- modular construction
- solar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims abstract description 6
- 210000004027 cell Anatomy 0.000 claims description 41
- 239000000758 substrate Substances 0.000 claims description 39
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 20
- 230000003287 optical effect Effects 0.000 claims description 17
- 238000010276 construction Methods 0.000 claims description 16
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 11
- 239000006071 cream Substances 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 238000007747 plating Methods 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 9
- 239000010931 gold Substances 0.000 claims description 4
- 239000013464 silicone adhesive Substances 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 229910000679 solder Inorganic materials 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 abstract 1
- 238000009713 electroplating Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000006117 anti-reflective coating Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002905 metal composite material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/052—Cooling means directly associated or integrated with the PV cell, e.g. integrated Peltier elements for active cooling or heat sinks directly associated with the PV cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar receiver assembly structure. The solar receiver assembly structure comprises a solar battery, a circuit adapter plate and a radiating base plate, wherein the solar battery and the circuit adapter plate are fixed on the upper surface of the radiating base plate and are connected through a conductor. According to the solar receiver assembly structure, the radiating base plate is that the processes of electroplating the surface of an aluminum plate and directly welding the solar battery with the aluminum plate by solder paste are utilized to package a receiver; an aluminum base plate, a PCB and other circuit boards are removed, so that the reliability and connection strength are improved, the cost is reduced, and the process is simplified.
Description
Technical field
The present invention relates to field of solar energy, particularly relate to a kind of solar receiver modular construction.
Background technology
At present, the solar attachment (receiver) that solar energy high power concentrating photovoltaic assembly often uses assembles primarily of guide-lighting funnel, secondary optics element, copper facing ceramic substrate and heat abstractor, has that complex structure, assembly technology flow process are many, the shortcoming of poor reliability, high expensive phenomenon.As shown in Figure 5, Chinese patent (publication number 101944547A) discloses a kind of high power concentrator type solar cell receiver, its by the ground floor stacked gradually from bottom to top be radiator 100, the second layer is heat-conducting glue 200, third layer is ceramic-metal composite plate 300, the 4th layer be tin cream 400, layer 5 is III-V compounds of group multijunction solar cell 500, layer 6 be silica gel 600 and layer 7 is that glass cover-plate 700 is formed; High concentrating solar battery receiver uses III-V compounds of group multijunction solar cell 500 to connect epoxy heat-conducting glue 200 and radiator 100 by tin cream and ceramic-metal composite board welding, under the optically focused condition being greater than 500 times can be worked in, by selecting transparent silica gel refractive index, silica gel thickness, glass cover-plate refractive index, glass cover-plate thickness, glass are coated with MgF2 antireflective coating refractive index, antireflective coating index x thickness, design better antireflective system, photoelectric conversion efficiency is high, can meet the weatherability requirement of high power concentrator electricity generation system simultaneously.This patent belongs to typical concentration photovoltaic receiver modular construction, similar with DDM receiver assembly, the shortcoming such as the complex process that also exists that cost is high, reliability is low (LPM experience), automaticity are low.
Summary of the invention
The object of the present invention is to provide a kind of solar receiver modular construction.
For achieving the above object, technical solution of the present invention is:
The present invention is a kind of solar receiver modular construction, comprises solar cell, adapter plate for circuit and heat-radiating substrate; Described solar cell and adapter plate for circuit are fixed on the upper surface of heat-radiating substrate, and solar cell lower surface and heat-radiating substrate conduct, and adapter plate for circuit insulate with heat-radiating substrate and is connected, and solar cell upper surface and adapter plate for circuit are electrically connected by wire.
The present invention also comprises bypass diode; Described bypass diode is fixed on the upper surface of heat-radiating substrate, and bypass diode lower surface and heat-radiating substrate conduct, and the upper surface of bypass diode is electrically connected with adapter plate for circuit by wire.
Described bypass diode upper surface is positive pole, and lower surface is negative pole.
Described bypass diode is fixedly welded by tin cream with heat-radiating substrate.
Described solar cell upper surface is negative pole, and lower surface is positive pole.
Described solar cell has been welded by tin cream with the fixing of heat-radiating substrate.
Described heat-radiating substrate is aluminium sheet or surface of aluminum plate nickel plating, nickel plating adds silver, nickel plating adds one in gold.
Described heat-radiating substrate attachment solar cell and the position of bypass diode are printed with assembly welding layer.
Described wire is two.
The present invention also comprises optical element; Described optical element by silicone adhesive in solar cell surface.
After adopting such scheme, because the technique that heat-radiating substrate employing surface of aluminum plate is electroplated, solar cell welds with the direct tin cream of aluminium sheet of the present invention realizes the encapsulation of receiver, eliminate the circuit board such as aluminium base, pcb board, improve reliability, bonding strength, reduce cost, simplify technological process.
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Accompanying drawing explanation
Fig. 1 is axonometric drawing of the present invention;
Fig. 2 is the axonometric drawing that the present invention removes optical element;
Fig. 3 is the three-dimensional exploded view that the present invention removes optical element;
Fig. 4 is the end view that the present invention removes optical element;
Fig. 5 is the structural representation of existing a kind of high power concentrator type solar cell receiver.
Embodiment
As Figure 1-Figure 4, the present invention is a kind of solar receiver modular construction, comprises solar cell 1, adapter plate for circuit 2, heat-radiating substrate 3, optical element 4 and bypass diode 5.
Described solar cell 1, adapter plate for circuit 2, bypass diode 5 are all fixed on the upper surface of heat-radiating substrate 3.Be provided with one deck soldering-tin layer 11 between described solar cell 1 and heat-radiating substrate 3, form one deck solder mask 12 at solar cell 1 and the periphery of heat-radiating substrate 3, solar cell 1 and heat-radiating substrate 3 are fixedly that the soldering-tin layer 11 formed by tin cream has been welded.A layer insulating 21 is provided with, to reach the object insulated completely between described adapter plate for circuit 2 and heat-radiating substrate 3.Described solar cell 1 is connected by wire 7 with adapter plate for circuit 2, one deck soldering-tin layer 13 is provided with between described bypass diode 5 and heat-radiating substrate 3, to make bypass diode 5 be fixedly welded on heat-radiating substrate 3, meanwhile, bypass diode 5 is connected with adapter plate for circuit 2 by wire 6.Wherein wire 6,7 is two, be in order to allow connect more stable, reliably, just in case wherein one disconnected, another root can also ensure to be electrically connected.
The lower surface of described solar cell 1 is positive pole, and this lower surface is electrically connected with heat-radiating substrate 3 by soldering-tin layer 11, and this upper surface is negative pole, is electrically connected with adapter plate for circuit 2 by wire 7.Described bypass diode 5 lower surface is negative pole, and this lower surface is electrically connected with heat-radiating substrate 3 by soldering-tin layer 13, and upper surface is positive pole, is electrically connected with adapter plate for circuit 2 by wire 6; This bypass diode 5 plays a part to protect solar cell 1.
Described optical element 4, by silicone adhesive on solar cell 1 surface.
Described heat-radiating substrate 3 is aluminium sheet or surface of aluminum plate nickel plating, nickel plating adds silver, nickel plating adds one in gold.The position that described heat-radiating substrate 3 mounts solar cell 1 and bypass diode 5 is printed with solder mask.
Installation method of the present invention:
Solar cell 1 lower surface is welded to heat-radiating substrate 3(aluminium sheet by tin cream) on, optical element 4 is by silicone adhesive to solar cell 1 surface, and status requirement is coaxial therebetween.
Operation principle of the present invention:
1, optical element 4 will incide the light on optical element 4 surface, by the refraction of optical element, is condensed to solar cell 1 surface.
2, the sunlight of incidence is changed into direct current energy by solar cell 1.
3, the sunlight of small part is converted into electric energy by this receiver assembly, and most sunlight is converted into heat energy.The heat energy horizontal proliferation that sunlight is produced by aluminium sheet by heat-radiating substrate 3, thus the temperature reducing solar receiver.
Advantage of the present invention:
One, heat-radiating substrate 3 is surface of aluminum plate plating Ni or Ni+Ag or Ni+Au:
Advantage: 1. plated surface Ni can effectively remove aluminium base surface oxide layer, improves oxidation resistance;
2. effectively reduce resistance value;
3. soldering can be realized
Two, heat-radiating substrate 3 is for aluminium sheet pasting solar cell or diode location printing solder mask;
Advantage: the accuracy that solar cell position or diode location can be guaranteed;
Three, solar cell and heat-radiating substrate 3 are for adopt tin cream to weld:
Advantage: the 1. welding that can realize low voidage;
2. the connected mode of tin cream welding relative usage heat-conducting glue, thermal resistance is lower;
3. power loss is few, and generating efficiency is high;
4. bonding strength is high, better reliability;
Four, solar cell surface is provided with optical element 4;
Advantage: 1. optical element 4 light-receiving area can be 10 times of solar cell, making solar modules follow the trail of precision has good Allowance Design;
2. can remove optical element when precision reaches designing requirement or increase solar cell and reach same effect, to reduce costs.
It should be noted that: the present invention can not have optical element, identical spotlight effect can be realized by increasing solar-electricity pool area; The present invention can not have bypass diode yet.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process with this, and the equivalence namely done according to the present patent application the scope of the claims and description changes and modifies, and all should still remain within the scope of the patent.
Claims (10)
1. a solar receiver modular construction, is characterized in that: comprise solar cell, adapter plate for circuit and heat-radiating substrate; Described solar cell and adapter plate for circuit are fixed on the upper surface of heat-radiating substrate, and solar cell lower surface and heat-radiating substrate conduct, and adapter plate for circuit insulate with heat-radiating substrate and is connected, and solar cell upper surface and adapter plate for circuit are electrically connected by wire.
2. solar receiver modular construction according to claim 1, is characterized in that: also comprise bypass diode; Described bypass diode is fixed on the upper surface of heat-radiating substrate, and bypass diode lower surface and heat-radiating substrate conduct, and the upper surface of bypass diode is electrically connected with adapter plate for circuit by wire.
3. solar receiver modular construction according to claim 2, is characterized in that: described bypass diode upper surface is positive pole, and lower surface is negative pole.
4. solar receiver modular construction according to claim 2, is characterized in that: described bypass diode is fixedly welded by tin cream with heat-radiating substrate.
5. solar receiver modular construction according to claim 1, is characterized in that: described solar cell upper surface is negative pole, and lower surface is positive pole.
6. solar receiver modular construction according to claim 1, is characterized in that: described solar cell has been welded by tin cream with the fixing of heat-radiating substrate.
7. solar receiver modular construction according to claim 1, is characterized in that: described heat-radiating substrate is aluminium sheet or surface of aluminum plate nickel plating, nickel plating adds silver, nickel plating adds one in gold.
8. solar receiver modular construction according to claim 1, is characterized in that: described heat-radiating substrate attachment solar cell and the position of bypass diode are printed with assembly welding layer.
9. solar receiver modular construction according to claim 1 and 2, is characterized in that: described wire is two.
10., according to solar receiver modular construction according to claim 1, it is characterized in that: also comprise optical element; Described optical element by silicone adhesive in solar cell surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138517.1A CN104752544A (en) | 2015-03-27 | 2015-03-27 | Solar receiver assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510138517.1A CN104752544A (en) | 2015-03-27 | 2015-03-27 | Solar receiver assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104752544A true CN104752544A (en) | 2015-07-01 |
Family
ID=53591933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510138517.1A Pending CN104752544A (en) | 2015-03-27 | 2015-03-27 | Solar receiver assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104752544A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712950A (en) * | 2020-12-18 | 2021-04-27 | 中国振华集团云科电子有限公司 | Power resistor and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100313954A1 (en) * | 2009-06-16 | 2010-12-16 | Emcore Solar Power, Inc. | Concentrated Photovoltaic System Receiver for III-V Semiconductor Solar Cells |
| CN201829511U (en) * | 2010-09-15 | 2011-05-11 | 天津蓝天太阳科技有限公司 | Solar cell unit |
| US20140020732A1 (en) * | 2011-02-24 | 2014-01-23 | Soitec Solar Gmbh | Solar cell arrays for concentrator photovoltaic modules |
| CN204614801U (en) * | 2015-03-27 | 2015-09-02 | 日芯光伏科技有限公司 | Solar receiver modular construction |
-
2015
- 2015-03-27 CN CN201510138517.1A patent/CN104752544A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100313954A1 (en) * | 2009-06-16 | 2010-12-16 | Emcore Solar Power, Inc. | Concentrated Photovoltaic System Receiver for III-V Semiconductor Solar Cells |
| CN201829511U (en) * | 2010-09-15 | 2011-05-11 | 天津蓝天太阳科技有限公司 | Solar cell unit |
| US20140020732A1 (en) * | 2011-02-24 | 2014-01-23 | Soitec Solar Gmbh | Solar cell arrays for concentrator photovoltaic modules |
| CN204614801U (en) * | 2015-03-27 | 2015-09-02 | 日芯光伏科技有限公司 | Solar receiver modular construction |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112712950A (en) * | 2020-12-18 | 2021-04-27 | 中国振华集团云科电子有限公司 | Power resistor and preparation method thereof |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |
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| WD01 | Invention patent application deemed withdrawn after publication |