CN102593213A - Distribution and arrangement method for triple-junction solar cell array - Google Patents
Distribution and arrangement method for triple-junction solar cell array Download PDFInfo
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- CN102593213A CN102593213A CN2012100755322A CN201210075532A CN102593213A CN 102593213 A CN102593213 A CN 102593213A CN 2012100755322 A CN2012100755322 A CN 2012100755322A CN 201210075532 A CN201210075532 A CN 201210075532A CN 102593213 A CN102593213 A CN 102593213A
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- solar cell
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention relates to a distribution and arrangement method for a triple-junction solar cell array, and belongs to the technical field of solar cells. The distribution and arrangement method for the triple-junction solar cell array is characterized in that the solar cell array is arranged in mirror mapping mode, a mode of folding back and forth and a mode in which the south and north wings are arranged identically; the mirror mapping mode is realized by dividing each solar panel into four subarrays, wherein every two subarrays are totally symmetric. The distribution and arrangement method for the triple-junction solar cell array has the advantages of simpleness, high anti-irradiation capacity, low voltage between cells, electrostatic discharge prevention, strong interchangeability, wide application, high production efficiency and the like, and meets the requirements of the solar cell array on reliability and the like; remanence is reduced; and the triple-junction solar cell array is convenient to produce.
Description
Technical field
The invention belongs to technical field of solar cells, particularly relate to a kind of three-junction solar battery battle array cloth sheet method for arranging.
Background technology
At present; Along with increase to spacecraft power supply system power demand; The unijunction solar cell has been difficult to satisfy the demands; Three-junction gallium arsenide solar battery since advantage such as its efficient is high, anti-irradiation ability is strong by being applied on the space flight power supply more and more widely; The cloth sheet design of single junction cell battle array is difficult to satisfy the requirement of three junction batteries for aspects such as remanent magnetism, anti-electrostatic-discharges, is one of key technology of solar battery array so be directed against the cloth design method of three-junction solar battery battle array, also is the key technical problem that will solve.
Summary of the invention
The present invention provides a kind of three-junction solar battery battle array cloth sheet method for arranging for solving the technical problem that exists in the known technology.
It is simple to the purpose of this invention is to provide a kind of method, reduces remanent magnetism, and reliability is high, and battery sheet bar-to-bar voltage is low, and anti-electrostatic-discharge is convenient to produce, and interchangeability is strong, and is applied widely, the three-junction solar battery battle array cloth sheet method for arranging of characteristics such as production efficiency height.
The cloth design method of three-junction gallium arsenide solar battery battle array comprises: the arrangement of " minute surface mapping "; Many foldings come and go to be arranged; Modularized design; North and south both wings cloth sheet form is identical.The arrangement of " minute surface mapping " is characterized in that: reduced remanent magnetism; Many foldings come and go arrangement and it is characterized in that: reduced battery sheet bar-to-bar voltage, satisfied the requirement of anti-electrostatic-discharge; Modularized design is characterized in that: be convenient to produce; North and south both wings cloth sheet form identical it is characterized in that: have interchangeability.The integrated cloth sheet design that becomes the three-junction gallium arsenide solar battery battle array of above-mentioned four design method of points, this method for designing has satisfied reliability requirement, meets the demand that the spacecraft power supply system power increases.
The technical scheme that three-junction solar battery battle array cloth sheet method for arranging of the present invention is taked is:
Three-junction solar battery battle array cloth sheet method for arranging is characterized in: solar battery array cloth sheet adopts the minute surface mapping to arrange, many foldings come and go arranges the identic arrangement of north and south both wings cloth sheet; Minute surface mapping arrangement is divided into four branch battle arrays for each piece solar panel, divides between the battle array symmetrical fully in twos.
Three-junction solar battery battle array cloth sheet method for arranging of the present invention can also adopt following technical scheme:
Described three-junction solar battery battle array cloth sheet method for arranging is characterized in: the north and south identic arrangement of both wings cloth sheet is to adopt modularized design, and four branch battle arrays on every solar panel are identical.
Described three-junction solar battery battle array cloth sheet method for arranging is characterized in: many foldings come and go the multi-fold structure of arrangement, and S-shaped coming and going is arranged on the solar panel, reduced battery sheet bar-to-bar voltage.
Advantage and good effect that the present invention has are:
Three-junction solar battery battle array cloth sheet method for arranging is owing to adopted brand-new technology scheme of the present invention; Compared with prior art; The design of the cloth sheet of three-junction gallium arsenide solar battery battle array of the present invention is to different at aspects such as efficient, anti-irradiation ability, remanent magnetism require of three-junction gallium arsenide solar battery and unijunction gallium arsenide solar cell; To the design again that original method is carried out, adopted new cloth sheet method, satisfied the requirement of solar battery array at aspects such as reliabilities.This method comprises: the first, taked the arrangement of " minute surface mapping ", and reduced remanent magnetism, satisfied reliability requirement; The second, adopt many foldings to come and go and arrange, reduced battery sheet bar-to-bar voltage, satisfied the requirement of anti-electrostatic-discharge; The 3rd, adopt modularized design, be convenient to produce; The 4th, north and south both wings cloth sheet form is identical, has interchangeability.
Description of drawings
Fig. 1 is a part three-junction solar battery battle array cloth sheet arrangement sketch map of the present invention;
Fig. 2 is four branch battle array arrangement sketch mapes of each piece solar panel of the present invention;
Fig. 3 is a solar battery cell circuit arrangement map of the present invention.
Among the figure, the 1-sheet of interconnect, the 2-busbar, 3-solar cell piece, 4-compress a little, the 5-substrate, the 6-negative pole, the 7-negative pole, 8-is anodal, and 9-is anodal.
Embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
Consult accompanying drawing 1 to Fig. 3.
Embodiment 1
Three-junction solar battery battle array cloth sheet method for arranging adopts the minute surface mapping to arrange, many foldings come and go arranges the identic arrangement of north and south both wings cloth sheet; Minute surface mapping arrangement is divided into four branch battle arrays for each piece solar panel, divides between the battle array symmetrical fully in twos.
Many foldings come and go the multi-fold structure of arrangement, and S-shaped coming and going is arranged on the solar panel, reduced battery sheet bar-to-bar voltage.The north and south identic arrangement of both wings cloth sheet is to adopt modularized design, and four branch battle arrays on every solar panel are identical.
Among Fig. 1, compressing a little is the part of substrate, the effect of fixing and locking when playing transportation.On the electrode that interconnected is welded on solar cell, be used to connect another sheet battery, play the effect of series connection.Busbar is welded on the solar cel electrode, is used for the two ends of each folding battery, plays the effect that connection in series-parallel and electric current are drawn.Solar cell is connected to become an element circuit through interconnected with busbar, element circuit is sticked on the solar cell substrate.
The practical implementation process of present embodiment:
The generator unit of solar battery array adopts the three-junction gallium arsenide solar battery of same size.
1) calculate solar cell series connection sheet number according to following formula:
Ns＝Va/Vc
Vc＝[V
mp+β
v(T-25)]K
v zhK
v csK
v fz
In the formula: Ns-solar cell circuit series connection sheet number
The operating voltage of Va-sun battle array end of lifetime
Vc-cell end of lifetime best effort point voltage
V
Mp-single solar cell best effort point voltage (AM0,25 ℃)
β
v-voltage temperature coefficient
T-solar battery array working temperature
K
v Zh-combination of voltages loss factor
K
v Cs-voltage tester error factor
K
v Fz-voltage irradiation loss factor
2) calculate solar cell parallel connection sheet number according to following formula:
Np＝Ia/Ic
Ia＝Pa/Va
Ic＝[I
mp+β
I(T-25)]K
I zhK
I csK
I fz
In the formula: Np-solar cell circuit parallel connection sheet number
The operating current of Ia-sun battle array end of lifetime
Ic-cell end of lifetime best operating point electric current
The power demand of Pa-sun battle array end of lifetime
The operating voltage of Va-sun battle array end of lifetime
I
Mp-single solar cell best operating point electric current (AMO, 25 ℃)
β
I-current temperature coefficient
T-solar battery array working temperature
K
I Zh-currents combination loss factor
K
I Cs-testing current error factor
K
I Fz-electric current irradiation loss factor
3) according to series connection sheet number, solar battery string is divided into multi-fold structure,, satisfies the requirement of anti-electrostatic-discharge to reduce battery sheet bar-to-bar voltage.
Arrangements as shown in Figure 3, that how folding comes and goes are example with 2 and 60 string location circuit, and Fig. 2 is that five foldings come and go layout.Anodal and anodal parallelly connected among the figure, negative pole is parallelly connected with negative pole, forms the element circuit of one 60 string, and the circuit of 60 strings is arranged with 5 folding modes, every folding 12 strings.
4) according to parallelly connected sheet number, the solar battery array circuit is divided into the identical element circuit of version, realizes modularized design, be convenient to produce.
5) mode of each solar cell circuit module with " minute surface mapping " is arranged symmetrically on the solar panel, reaches the purpose that reduces remanent magnetism.
As shown in Figure 2, the arrangement of minute surface mapping, each piece solar panel is divided into four branch battle arrays, divides complete symmetry between the battle array in twos, like Fig. 1.Four branch battle arrays are all about X axle, Y axle and former point symmetry among the figure.
6) the north and south both wings adopt identical cloth sheet form, realize interchangeability.The cloth sheet form of modularized design north and south both wings is identical, and four branch battle arrays on every solar panel are identical, is convenient to producers and produces, and the user can exchange use simultaneously.
Claims (3)
1. three-junction solar battery battle array cloth sheet method for arranging is characterized in that: solar battery array cloth sheet adopts the minute surface mapping to arrange, many foldings come and go arranges the identic arrangements of north and south both wings cloth sheet; Minute surface mapping arrangement is divided into four branch battle arrays for each piece solar panel, divides between the battle array symmetrical fully in twos.
2. three-junction solar battery battle array cloth sheet method for arranging according to claim 1 is characterized in that: the north and south identic arrangement of both wings cloth sheet is to adopt modularized design, and four branch battle arrays on every solar panel are identical.
3. three-junction solar battery battle array cloth sheet method for arranging according to claim 1 and 2 is characterized in that: many foldings come and go the multi-fold structure of arrangement, and S-shaped coming and going is arranged on the solar panel, reduced battery sheet bar-to-bar voltage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100755322A CN102593213A (en) | 2012-03-21 | 2012-03-21 | Distribution and arrangement method for triple-junction solar cell array |
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| CN2012100755322A CN102593213A (en) | 2012-03-21 | 2012-03-21 | Distribution and arrangement method for triple-junction solar cell array |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533354A (en) * | 2016-12-05 | 2017-03-22 | 上海空间电源研究所 | Low-orbit solar cell circuit |
| CN111470072A (en) * | 2020-03-19 | 2020-07-31 | 上海卫星工程研究所 | Solar cell array wiring method and system for GEO orbit three-axis stable satellite round shell structure |
| CN113078241A (en) * | 2021-03-31 | 2021-07-06 | 上海空间电源研究所 | Space solar cell array and hybrid connection method thereof |
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| CN201479045U (en) * | 2009-08-06 | 2010-05-19 | 王贵录 | Sunward horizontal-shaft single-shaft tracking system in east-west direction |
| CN201956369U (en) * | 2010-12-22 | 2011-08-31 | 合肥中南光电有限公司 | Solar cell packaging structure |
| CN202058752U (en) * | 2011-04-06 | 2011-11-30 | 扬中市方正天瑞电子科技有限公司 | Solar energy battery pack for 12V storage battery charging system |
| CN102306673A (en) * | 2011-10-11 | 2012-01-04 | 上海晶亨光电科技有限公司 | Solar battery module |
-
2012
- 2012-03-21 CN CN2012100755322A patent/CN102593213A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201479045U (en) * | 2009-08-06 | 2010-05-19 | 王贵录 | Sunward horizontal-shaft single-shaft tracking system in east-west direction |
| CN201956369U (en) * | 2010-12-22 | 2011-08-31 | 合肥中南光电有限公司 | Solar cell packaging structure |
| CN202058752U (en) * | 2011-04-06 | 2011-11-30 | 扬中市方正天瑞电子科技有限公司 | Solar energy battery pack for 12V storage battery charging system |
| CN102306673A (en) * | 2011-10-11 | 2012-01-04 | 上海晶亨光电科技有限公司 | Solar battery module |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106533354A (en) * | 2016-12-05 | 2017-03-22 | 上海空间电源研究所 | Low-orbit solar cell circuit |
| CN111470072A (en) * | 2020-03-19 | 2020-07-31 | 上海卫星工程研究所 | Solar cell array wiring method and system for GEO orbit three-axis stable satellite round shell structure |
| CN113078241A (en) * | 2021-03-31 | 2021-07-06 | 上海空间电源研究所 | Space solar cell array and hybrid connection method thereof |
| CN113078241B (en) * | 2021-03-31 | 2022-06-28 | 上海空间电源研究所 | Space solar cell array and series-parallel connection method thereof |
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Application publication date: 20120718 |