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WO2014049972A1 - Procédé de fabrication de module de cellule solaire, procédé de fabrication de cellule solaire, et système de fabrication de module de cellule solaire - Google Patents

Procédé de fabrication de module de cellule solaire, procédé de fabrication de cellule solaire, et système de fabrication de module de cellule solaire Download PDF

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Publication number
WO2014049972A1
WO2014049972A1 PCT/JP2013/005214 JP2013005214W WO2014049972A1 WO 2014049972 A1 WO2014049972 A1 WO 2014049972A1 JP 2013005214 W JP2013005214 W JP 2013005214W WO 2014049972 A1 WO2014049972 A1 WO 2014049972A1
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WO
WIPO (PCT)
Prior art keywords
solar cells
solar
manufacturing
solar cell
cell module
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.)
Ceased
Application number
PCT/JP2013/005214
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English (en)
Japanese (ja)
Inventor
裕幸 神納
志穂美 中谷
山田　裕之
小林　伸二
弥生 中塚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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Filing date
Publication date
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP2014538124A priority Critical patent/JP6281706B2/ja
Publication of WO2014049972A1 publication Critical patent/WO2014049972A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F71/00—Manufacture or treatment of devices covered by this subclass
    • H10F71/137—Batch treatment of the devices
    • 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
    • H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
    • H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
    • H10F19/90—Structures for connecting between photovoltaic cells, e.g. interconnections or insulating spacers
    • H10F19/902—Structures for connecting between photovoltaic cells, e.g. interconnections or insulating spacers for series or parallel connection of photovoltaic 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Definitions

  • the present invention relates to a solar cell module manufacturing method, a solar cell manufacturing method, and a solar cell module manufacturing system.
  • the solar cell module includes a plurality of solar cells connected by a wiring material, and a protective member such as a glass substrate that protects the solar cells (for example, see Patent Document 1).
  • the solar cells are ranked according to the output in the manufacturing process, and a plurality of solar cells constituting the solar cell module are selected from each rank according to the target output of the solar cell module. This selection is performed using the center value of the output width of each rank. That is, a plurality of solar cells are selected so that the solar cell module output calculated using the center value of each rank satisfies the target output.
  • the output distribution of the manufactured solar battery cell fluctuates, when a solar battery cell is selected using the above-mentioned center value, there are cases where many solar battery modules that do not satisfy the target output are generated due to variations in module output. Therefore, in order to suppress the generation of solar battery modules that do not satisfy the target output, it is necessary to select solar cells so that the output is slightly higher than the target output. For this reason, the usage amount of the solar cells located on the high output side in the output distribution increases, the inventory of the solar cells located on the high output side in the output distribution decreases, and the low output in the output distribution. The problem that the inventory of the photovoltaic cell located in the side increases occurs. When the inventory of solar cells of a specific rank increases, the solar cells of that rank must be disposed of.
  • the method for manufacturing a solar cell module prepares a plurality of solar cells, measures the characteristic values of the solar cells, assigns the solar cells to a plurality of ranks based on the measured characteristic values, and ranks them.
  • An average value of characteristic values is calculated for each set of a predetermined number of divided solar cells, and a plurality of solar cells are selected from at least one of the sets based on the average value and the target module characteristic value.
  • a string of battery cells is produced.
  • a standard deviation of characteristic values is calculated for each set, and a plurality of solar cells are selected from at least one of the sets based on the average value, the standard deviation, and the target module characteristic value, and a string of solar cells is produced. Is preferred.
  • the solar cell module manufacturing system measures the characteristic values of the solar cells, distributes the solar cells to a plurality of ranks based on the measured characteristic values, and calculates the average value of the characteristic values for each rank. Means for calculating, and means for selecting a plurality of solar cells from at least one of the ranks to produce a string of the solar cells based on the average value and the target module characteristic value.
  • a target solar cell module can be efficiently manufactured.
  • FIG. 1 is a plan view of the solar cell module 10 as seen from the light receiving surface side.
  • FIG. 2 is a cross-sectional view of the solar cell module 10 cut in the thickness direction along line XX in FIG.
  • the solar cell module 10 includes a plurality of solar cells 11, a first protective member 12 disposed on the light receiving surface side of the solar cell 11, and a second protective member 13 disposed on the back surface side of the solar cell 11. Is provided.
  • the plurality of solar cells 11 are sandwiched between the first protective member 12 and the second protective member 13 and are sealed with a filler 14.
  • a translucent member such as a glass substrate, a resin substrate, or a resin film can be used.
  • the second protective member 13 for example, a white member that does not have translucency may be used.
  • a resin such as ethylene vinyl acetate copolymer (EVA) can be used.
  • the solar cell module 10 includes a wiring member 15 that connects a plurality of solar cells 11.
  • the wiring member 15 bends in the thickness direction of the solar cell module 10 between the adjacent solar cells 11 and connects the solar cells 11 in series.
  • the solar cell module 10 includes a transition wiring member 16 that connects the wiring members 15, a frame 17 that is attached to the periphery of the first protective member 12 and the second protective member 13, a terminal box (not shown), and the like.
  • a string 18 in which a plurality of solar cells 11 are connected in series is formed by the wiring member 15 and the transition wiring member 16.
  • the solar cell 11 includes a photoelectric conversion unit 20 that generates carriers by receiving sunlight, a first electrode 30 that is a light receiving surface electrode formed on the light receiving surface, and a back surface formed on the back surface. And a second electrode 40 that is an electrode.
  • the carriers generated by the photoelectric conversion unit 20 are collected by the first electrode 30 and the second electrode 40, respectively.
  • the “light receiving surface” means a surface on which sunlight mainly enters from the outside of the solar battery cell 11
  • the “back surface” means a surface opposite to the light receiving surface. For example, more than 50% to 100% of the sunlight incident on the solar battery cell 11 is incident from the light receiving surface side.
  • the photoelectric conversion unit 20 includes a substrate 21 made of a semiconductor material such as crystalline silicon (c-Si), gallium arsenide (GaAs), indium phosphide (InP), and an amorphous semiconductor formed on the light receiving surface of the substrate 21.
  • a layer 22 and an amorphous semiconductor layer 23 formed on the back surface of the substrate 21 are included.
  • As the substrate 21, an n-type single crystal silicon substrate is particularly suitable.
  • the amorphous semiconductor layer 22 has a layer structure in which, for example, an i-type amorphous silicon layer and a p-type amorphous silicon layer are sequentially formed.
  • the amorphous semiconductor layer 23 has a layer structure in which, for example, an i-type amorphous silicon layer and an n-type amorphous silicon layer are sequentially formed.
  • the first electrode 30 has a transparent conductive layer 31 formed on the amorphous semiconductor layer 22 and a collector electrode 32 formed on the transparent conductive layer 31.
  • the second electrode 40 includes a transparent conductive layer 41 and a collecting electrode 42.
  • the collector electrode 42 has a larger area than the collector electrode 32.
  • the transparent conductive layers 31 and 41 are made of, for example, a transparent conductive oxide obtained by doping metal oxide such as indium oxide (In 2 O 3 ) or zinc oxide (ZnO) with tin (Sn), antimony (Sb), or the like. Composed.
  • the collector electrodes 32 and 42 have a structure in which conductive fillers are dispersed in a binder resin such as an epoxy resin, for example.
  • a binder resin such as an epoxy resin, for example.
  • the conductive filler metal particles such as silver (Ag), copper (Cu), nickel (Ni), carbon, or a mixture thereof can be used. Of these, Ag particles are preferred.
  • the collector electrodes 32 and 42 may be metal plating electrodes formed by Ag or Cu plating.
  • the collecting electrodes 32 and 42 are preferably composed of a plurality of finger portions and a plurality of (for example, two or three) bus bar portions.
  • the finger part is a thin line-like electrode formed over a wide range on the transparent conductive layers 31 and 41, and the bus bar part is an electrode that collects carriers from the finger electrode.
  • the collector electrode 42 may be comprised from metal layers, such as Ag, instead of a finger part.
  • a structure other than the above can be applied to the photoelectric conversion unit.
  • an i-type amorphous silicon layer and an n-type amorphous silicon layer are sequentially formed on the light-receiving surface side of a substrate made of n-type single crystal silicon or the like, and an i-type amorphous silicon layer is formed on the back surface side of the substrate.
  • a photoelectric conversion part in which a p-type region composed of a p-type amorphous silicon layer and an n-type region composed of an i-type amorphous silicon layer and an n-type amorphous silicon layer are formed.
  • electrodes p-side electrode and n-side electrode
  • a photoelectric conversion unit including a substrate made of p-type polycrystalline silicon, an n-type diffusion layer formed on the light-receiving surface of the substrate, and an aluminum metal layer formed on the back surface of the substrate; Also good.
  • FIG. 3 is a diagram illustrating a manufacturing process of the solar cell module manufacturing system 50 and the solar cell module 10.
  • FIG. 4 is a diagram illustrating a configuration of the control device 60.
  • FIG. 5 is a flowchart showing the manufacturing procedure of the solar cell module 10.
  • FIG. 6 is a diagram showing the output distribution of the solar battery cells 11.
  • FIG. 7 is a diagram showing the output distribution of the solar cell module 10.
  • the solar cell module 10 can be manufactured using a manufacturing system 50.
  • the characteristic value of the solar battery cell 11 is measured, and the solar battery cells 11 are assigned to a plurality of ranks based on the measured characteristic value.
  • the process described here (hereinafter, “this process”
  • the maximum output Pmax (Maximum Power) is used as the characteristic value.
  • the solar cells 11 manufactured by a manufacturing facility (not shown) are transported to the selector device 51, the Pmax of the solar cells 11 is measured by the selector device 51, and a plurality of the solar cells 11 are based on Pmax. Sorted into ranks.
  • the manufacturing system 50 includes the selector device 51 and a string manufacturing device 52 that connects the plurality of solar cells 11 with the wiring member 15 to form the string 18. Further, the manufacturing system 50 includes a cassette 53 that temporarily accommodates the solar cells 11 ranked by the selector device 51. In this step, seven ranks A, B, C, D, E, F, and G (see FIG. 6) are set in order from the highest Pmax. For ranks A to G, an upper limit value and a lower limit value for Pmax are defined, and for rank A, only a lower limit value for Pmax is defined. Solar cells 11 that are below the lower limit value of rank G are discarded as defective products, for example.
  • the cassette 53 has at least seven cassettes 53 A to 53 G corresponding to the rank (in FIG.
  • 53 E , 53 F and 53 G are omitted from the viewpoint of clarifying the drawing), and the cassettes 53 A to 53 G
  • Each of 53 G can hold a predetermined number, for example, 100 solar cells 11.
  • Each rank can be provided with a plurality of cassettes.
  • the manufacturing system 50 includes a control device 60 that integrally controls the operation of the system.
  • the control device 60 includes a selector control unit 61 that controls the selector device 51, a string production control unit 62 that controls the string production device 52, information for performing ranking of the solar cells 11, and a measured value of Pmax, which will be described later.
  • Storage unit 63 for storing data such as average values and standard deviations. Examples of information for performing ranking include the upper limit value, the lower limit value, the target output of the solar cell module, and the like of each rank. In addition to these databases, the storage unit 63 can store arithmetic expressions such as standard deviations, control programs, and the like.
  • FIG. 3 shows one control device 60 that controls the entire manufacturing system 50 in an integrated manner, but the functions of the control device 60 may be distributed among a plurality of hardware. Moreover, all the processes may be automatically performed by the function of the control device 60, or a part of this process may be manually performed.
  • the selector control unit 61 and the string production control unit 62 of the control device 60 each include a plurality of control blocks.
  • the selector control unit 61 includes a characteristic value measuring unit 64 that measures the Pmax of the solar battery cell 11, a rank determining unit 65 that distributes the solar battery cell 11 to each rank based on the measured Pmax, and an average value of Pmax for each rank.
  • An average value calculating means 66 for calculating, and a standard deviation calculating means 67 for calculating a standard deviation of Pmax for each rank are included.
  • the string production control unit 62 uses the average value and the standard deviation to calculate the module output calculation means 68 for calculating the minimum total Pmax of the plurality of solar cells 11, and the wiring material 15 to the selected plurality of solar cells 11. It includes string producing means 69 for attaching and producing the string 18.
  • control apparatus 60 was set as the structure which calculates an average value and a standard deviation for every rank, you may comprise so that it may calculate for every manufacturing lot, and the predetermined number of photovoltaic cells 11 divided into each rank It is good also as a structure calculated for every group.
  • the above set may be a unit composed of the maximum number of solar cells 11 that can be accommodated in the cassette, or may be a smaller unit, for example, a predetermined number unit smaller than the maximum number that can be accommodated in the cassette.
  • the photoelectric conversion unit 20 is manufactured (S10). Specifically, an amorphous semiconductor layer 22 including an i-type amorphous silicon layer and a p-type amorphous silicon layer is formed on the light-receiving surface of the substrate 21, and an i-type amorphous film is formed on the back surface of the substrate 21.
  • the photoelectric conversion part 20 is manufactured by forming the amorphous semiconductor layer 23 including the silicon layer and the n-type amorphous silicon layer.
  • the amorphous semiconductor layers 22 and 23 are formed by, for example, CVD or sputtering by placing the cleaned substrate 21 in a vacuum chamber.
  • a source gas obtained by diluting silane (SiH 4 ) with hydrogen (H 2 ) is used for forming the i-type amorphous silicon layer by CVD.
  • a source gas diluted with hydrogen (H 2 ) by adding diborane (B 2 H 6 ) to silane can be used.
  • a source gas diluted with hydrogen (H 2 ) by adding phosphine (PH 3 ) to silane can be used.
  • the first electrode 30 and the second electrode 40 are formed on the photoelectric conversion unit 20 manufactured in S10 (S11).
  • Transparent conductive layers 31 and 41 are first formed on the amorphous semiconductor layers 22 and 23 of the photoelectric conversion unit 20 by CVD or the like, respectively.
  • collector electrodes 32 and 42 are formed on the transparent conductive layers 31 and 41 by screen printing or electrolytic plating, respectively.
  • the solar battery cell 11 is manufactured by this process.
  • the solar cell 11 In the manufacturing process of the solar cell 11, the solar cell 11 is manufactured under a certain manufacturing condition.
  • Pmax varies due to fluctuations in conditions such as the amount of gas remaining in the vacuum chamber and the plasma generation state. To do.
  • the variation in Pmax occurs.
  • the peak position of the output distribution of Pmax also varies. For example, as shown in FIG. 6, the output distribution of the production lot a has a peak top in the range of rank B, but the output distribution of the production lot b has a peak top in the range of rank C.
  • the plurality of solar cells 11 manufactured in S11 are conveyed to the selector device 51, assigned to ranks A to G, and accommodated in cassettes 53 A to 53 G corresponding to the ranks (S12 to S15). Steps S12 to S15 are automatically executed by the function of the selector control unit 61.
  • Pmax is measured as a characteristic value of the plurality of solar battery cells 11.
  • the open circuit voltage Voc, the short circuit current Isc, the fill factor FF, and the like may be included as the measured characteristic values.
  • This step is automatically executed by the function of the characteristic value measuring means 64 of the selector control unit 61.
  • Pmax is measured for all the solar cells 11. Pmax can be measured, for example, according to JIS C 8913.
  • the solar cells 11 are assigned to a plurality of ranks A to G based on Pmax measured in S12 (S13).
  • This step is executed by the function of the rank determination means 65. Specifically, an upper limit value and a lower limit value of Pmax defining each rank A to G stored in advance in the storage unit 63 are compared with the Pmax of the solar battery cell 11 measured in S12, and the solar battery The cell 11 is classified into ranks A to G.
  • the solar cells 11 classified into ranks A to G are transported to the cassettes 53 A to 53 G by transport means (not shown).
  • the measured value K of Pmax is also arranged for each rank and stored in the storage unit 63.
  • the order stored in the cassettes 53 A to 53 G of the solar battery cell 11 and the measured value of Pmax are preferable. More preferably, K is stored as a set of data.
  • average values X A to X G are calculated for each rank with respect to Pmax of the plurality of solar cells 11 ranked in S13 (S14).
  • This step is executed by the function of the average value calculation means 66.
  • the average values X A to X of Pmax for each rank are obtained by adding together the measured values K arranged for each rank and dividing by the number of measured values K (hereinafter referred to as “number of data N”). G is calculated.
  • the calculation of the average values X A to X G may be executed sequentially every time Pmax is measured, or may be executed after all Pmax measurements have been completed.
  • the standard deviations ⁇ A to ⁇ G of Pmax are calculated for each rank using the average values X A to X G calculated in S13 (S15). This step is executed by the function of the standard deviation calculating means 67.
  • the standard deviations ⁇ A to ⁇ G are calculated for each rank based on each of the measurement value K arranged for each rank, the number of data N for each rank, and the average values X A to X G.
  • the standard deviations ⁇ A to ⁇ G are calculated in accordance with, for example, the timing at which the average values X A to X G are calculated.
  • the so-called 2 ⁇ and 3 ⁇ values that are twice or three times the standard deviations ⁇ A to ⁇ G in S13.
  • the standard deviations ⁇ A to ⁇ G may be calculated in S13
  • 2 ⁇ A to 2 ⁇ G and 3 ⁇ A to 3 ⁇ G may be calculated in S16 described later.
  • the average values X A to X G and the standard deviations ⁇ A to ⁇ G are stored in the storage unit 63 in association with each other, for example.
  • the stored average values X A to X G and standard deviations ⁇ A to ⁇ G are used as a database used when the string 18 is produced.
  • the information of the average values X A to X G and the standard deviations ⁇ A to ⁇ G may be displayed on the corresponding cassette at the time when the process in the selector device 51 is completed.
  • An example of such display is a method of printing characters and bar codes indicating the average value X and standard deviation ⁇ on a label and sticking the label to the cassettes 53 A to 53 G.
  • Steps S16 and S17 are automatically executed by the function of the string production control unit 62.
  • a plurality of solar cells from at least one of the cassettes 53 A to 53 G corresponding to the ranks A to G Cell 11 is selected.
  • This step is executed by the function of the module output calculation means 68 of the string production control unit 62.
  • the total Pmax of the plurality of solar cells 11 calculated from the average values X A to X G and the standard deviations ⁇ A to ⁇ G , that is, the predicted output of the solar cell module 10 is the target module output Pz.
  • the solar battery cell 11 is selected so that it becomes the above.
  • the combinations are not particularly limited. However, for selection of such solar cells 11, it is preferable that the number of stocks for each rank of the solar cells 11 in the cassettes 53 A to 53 G be one of the selection conditions.
  • the target module output Pz may be the total Pmax of the selected plurality of solar cells 11, or for the selected plurality of solar cells 11, the solar cell module 10 after the laminating process described later. It may be Pmax of the state.
  • the Pmax of the state of the solar cell module 10 is set as the target module output Pz, the correlation coefficient between the total Pmax of the selected plurality of solar cells 11 and the Pmax of the state of the solar cell module 10 is determined.
  • the solar battery cell 11 may be selected. For example, when Pmax in the state of the solar cell module 10 is larger than the total Pmax of the selected plurality of solar cells 11, the output value is smaller than Pmax in the state of the solar cell module 10 in consideration of the correlation coefficient. A plurality of solar cells 11 are selected.
  • the total Pmax is calculated by Equation 1.
  • U, V, and W are the numbers of the solar cells 11 acquired from the cassettes 53 A , 53 B , and 53 C.
  • the number of cassettes can be arbitrarily set.
  • the calculated minimum value of total Pmax is equal to or greater than the target module output Pz, and the minimum value is It is preferable to select the solar battery cell 11 so as to have a value close to the target module output Pz. At this time, it is particularly preferable to calculate the total Pmax using values (2 ⁇ A to ⁇ G , 3 ⁇ A to ⁇ G ) that are twice or three times the standard deviations ⁇ A to ⁇ G.
  • a plurality of grades of solar cell modules 10 having greatly different module outputs can be manufactured from the plurality of solar cells 11 accommodated in the cassettes 53 A to 53 G.
  • two types of solar cell modules G1 and G2 having target module outputs Pz1 and Pz2 can be manufactured.
  • FIG. 7 is a diagram showing the frequency distribution of the module output (Pmax), and the solar cells G1 and G2 manufactured in this process are selected by the solid line and the solar cells are selected using the center values of ranks A to G.
  • the solar cell modules g1 and g2 (comparative examples) manufactured by doing so are indicated by two-dot chain lines.
  • the module output can be predicted with high accuracy. For this reason, the peak of frequency distribution is sharp compared with the case of the solar cell modules g1 and g2, and the dispersion
  • the peaks of the solar cell modules G1 and G2 are greatly shifted toward the target module outputs Pz1 and Pz2 than the peaks of the solar cell modules g1 and g2.
  • the prediction accuracy of the module output is higher than in the case of the comparative example, it is possible to sufficiently prevent the generation of the solar cell module that does not satisfy the target output without giving a large margin to the module output.
  • the solar cell module G1 it can manufacture using many photovoltaic cells located in the low output side in the output distribution which inventory tends to increase in a comparative example.
  • the solar cell module G2 it can manufacture using the photovoltaic cell located in a high output in the output distribution which a stock tends to reduce in a comparative example.
  • the wiring material 15 is connected to the plurality of solar cells 11 selected in S16 to produce the string 18 (S17). This process is automatically executed by the function of the string creating means 69.
  • the wiring member 15 is attached to the collector electrodes 32 and 42 using, for example, an adhesive made of a film-like or paste-like thermosetting resin, and connects the plurality of solar battery cells 11 in series.
  • the constituent members of the solar cell module 10 including the string 18 produced in S17 are stacked and thermocompression bonded (S18).
  • This process is called a laminating process and is performed using a laminator (not shown).
  • the filler 14 is supplied in the form of a film.
  • the laminating step the first resin film constituting the filler 14 is laminated on the first protective member 12, and the string 18 is laminated on the first resin film.
  • a second resin film constituting the filler 14 is laminated on the string 18, and the second protective member 13 is laminated thereon. And it laminates by applying a pressure from the 2nd protection member 13 side, heating at the temperature which each resin film melts.
  • the frame 17 and the terminal box are attached, and the solar cell module 10 is manufactured.
  • the solar cells 11 are assigned to each rank using Pmax as a characteristic value.
  • the distribution may be executed using a characteristic value other than Pmax.
  • characteristic values other than Pmax include the fill factor FF, sheet resistance R, short-circuit current Isc, open-circuit voltage Voc, and the like of the solar battery cell 11.
  • the solar cells 11 are assigned to the respective ranks using only Pmax as a characteristic value, but a plurality of characteristic values may be used.
  • the solar cells 11 that do not satisfy the predetermined short-circuit current Isc may be defective, and the other solar cells 11 may be assigned to each rank using Pmax as a characteristic value.
  • the several photovoltaic cell 11 which comprises the solar cell module 10 was selected using the average value X and standard deviation (sigma) of the characteristic value in each rank, a photovoltaic cell was used using only the average value X. 11 may be selected.
  • the target solar cell module 10 can be manufactured efficiently.
  • the module output to be manufactured is accurately predicted by using the average value and the standard deviation of the solar cell output calculated for each rank in the selection of the solar cells 11 ranked. It becomes possible. For this reason, it becomes easy to obtain the target module output, and the dispersion

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PCT/JP2013/005214 2012-09-28 2013-09-03 Procédé de fabrication de module de cellule solaire, procédé de fabrication de cellule solaire, et système de fabrication de module de cellule solaire Ceased WO2014049972A1 (fr)

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JP2014538124A JP6281706B2 (ja) 2012-09-28 2013-09-03 太陽電池モジュールの製造方法及び太陽電池モジュールの製造システム

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016031339A (ja) * 2014-07-30 2016-03-07 パナソニックＩｐマネジメント株式会社 評価方法およびそれを利用した太陽電池モジュールの製造方法、太陽電池モジュールの製造装置、太陽電池モジュール

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11238897A (ja) * 1998-02-23 1999-08-31 Canon Inc 太陽電池モジュール製造方法および太陽電池モジュール
JP2001111071A (ja) * 1999-10-06 2001-04-20 Kanegafuchi Chem Ind Co Ltd マークを用いた品質管理システム
JP2004111464A (ja) * 2002-09-13 2004-04-08 Npc:Kk 太陽電池用のストリング製造装置及び太陽電池モジュール製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY161374A (en) * 2010-11-30 2017-04-14 Ideal Power Converters Inc Photovoltaic array systems, methods, and devices with bidirectional converter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11238897A (ja) * 1998-02-23 1999-08-31 Canon Inc 太陽電池モジュール製造方法および太陽電池モジュール
JP2001111071A (ja) * 1999-10-06 2001-04-20 Kanegafuchi Chem Ind Co Ltd マークを用いた品質管理システム
JP2004111464A (ja) * 2002-09-13 2004-04-08 Npc:Kk 太陽電池用のストリング製造装置及び太陽電池モジュール製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016031339A (ja) * 2014-07-30 2016-03-07 パナソニックＩｐマネジメント株式会社 評価方法およびそれを利用した太陽電池モジュールの製造方法、太陽電池モジュールの製造装置、太陽電池モジュール

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