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Photoelectric converter and method for manufacturing same

A technology of photoelectric conversion elements and conductors, applied in electrical components, photovoltaic power generation, circuits, etc., can solve problems such as complex manufacturing processes, unsuitable for long-term use, and adverse effects of pigments

Inactive Publication Date: 2006-09-06
THE FUJIKURA CABLE WORKS LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At this time, the heat is transmitted to the dye-sensitized semiconductor electrode 103 through the first substrate 101, so it may have an adverse effect on the dye adsorbed on the dye-sensitized semiconductor electrode 103.
[0019] Moreover, since the sealant 107 is made of resin, there is a problem of weather resistance in long-term use.
[0020] Moreover, when injecting the electrolyte, it is necessary to thermally bond two electrode plates to form the shape of the battery, and then inject the electrolyte into the two electrodes that define a very narrow space through the pre-opened injection port 110, and finally The cap 111 is added to the injection port 110, so there is a problem that the manufacturing process is complicated
Moreover, if the viscosity of the electrolyte solution is high, it takes a lot of time and effort to inject the electrolyte solution, which leads to an increase in manufacturing cost
[0021] Moreover, since the sealing material 107 is made of a thermoplastic resin, it has poor weather resistance, so there is a problem that it is not suitable for long-term use.

Method used

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  • Photoelectric converter and method for manufacturing same
  • Photoelectric converter and method for manufacturing same
  • Photoelectric converter and method for manufacturing same

Examples

Experimental program
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no. 1 Embodiment approach

[0076] Hereinafter, the first embodiment of the present invention will be described in detail based on examples.

[0077] figure 2 It is a schematic cross-sectional view showing an example of the photoelectric conversion element according to the first embodiment of the present invention.

[0078] This dye-sensitized solar cell (photoelectric conversion element) 210 is provided with a working electrode (also called a window electrode) having a porous oxide semiconductor layer (also called an oxide electrode) 213 carrying a sensitizing dye on its surface. 218 , a counter electrode 219 disposed opposite to the porous oxide semiconductor layer 213 side of the working electrode 218 , and at least a part of the electrolyte layer 216 located between the two electrodes. The working electrode 218 is composed of, for example, a first substrate 211 and a transparent conductive film 212 and an oxide electrode 213 sequentially arranged thereon. One counter electrode 219 is composed of, ...

no. 2 Embodiment approach

[0105] recorded above Figure 4 The photoelectric conversion element 250 according to the first embodiment of the present invention is shown. This photoelectric conversion element 250 has been improved based on two main viewpoints described below.

[0106] First, the effect of heat applied when bonding the electrodes on the dye adsorbed on the dye-sensitized semiconductor electrode can be suppressed, and the weather resistance during long-term use is excellent, and the electrolyte solution can be easily injected.

[0107] That is, according to Figure 4 Since heat is not directly applied to the two electrodes, that is, the working electrode 258 and the counter electrode 259, the above-mentioned influence of heat on the pigment can be avoided. Furthermore, by dropping the electrolytic solution onto the dye-sensitized semiconductor electrode 253 and sandwiching it, the laminated body 260 in which the electrolytic solution is sandwiched between the working electrode 258 and the...

no. 3 Embodiment approach

[0144] The third embodiment of the present invention will be described in detail below based on examples.

[0145] Image 6 A plan view showing a dye-sensitized solar cell as an example of a photoelectric conversion element according to a third embodiment of the present invention, Figure 7 yes Image 6 Sectional view of line A-A.

[0146] This dye-sensitized solar cell 401 is formed by sealing a plurality of stacked bodies 402 arranged in a flat state in a casing 403 .

[0147] The laminated body 402 is composed of a working electrode 421 provided with a porous oxide semiconductor layer 421a on one surface, and a counter electrode 422 disposed opposite to the porous oxide semiconductor layer 421a, so that the working electrode 421 and the counter electrode 422 It is formed by overlapping with an electrolyte layer (not shown) sandwiched between them.

[0148] The aforementioned active pole 421 has: a transparent substrate 421b such as a glass substrate, a light-transmittin...

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Abstract

Disclosed is a photoelectric converter which comprises a case and a laminated body housed in the case. The laminated body comprises a working electrode, a counter electrode, and an electrolyte layer arranged between the working electrode and the counter electrode. The laminated body also comprises a case overlaying the laminated body; and a cover, fixing the cascade body on the case, wherein, the case overlaying the area corresponding to a position formed with an electric conductor on the working electrode.

Description

[0001] This application is related to Special Request No. 2003-288076 filed on August 6, 2003 and Special Request No. 2003-421084 filed on December 18, 2003; Special Request No. 2003-430606 filed on December 25, 2003; 2004 Japanese Patent Application No. 2004-63032 filed on March 5; Japanese Patent Application No. 2004-106616 filed on March 31, 2004; and Japanese Patent Application No. 2004-106617 filed on March 31, 2004 claim priority, which are cited here its content. technical field [0002] The present invention relates to a photoelectric conversion element such as a dye-sensitized solar cell and a method for producing the same. Specifically, it relates to a battery body which has a laminated body formed by sandwiching an electrolyte layer between a working electrode and a counter electrode, without applying a load such as heating, and which can integrally seal battery components and a packaging material arranged outside it at once. A photoelectric conversion element, a m...

Claims

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Application Information

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IPC IPC(8): H01M14/00H01L31/04
CPCY02E10/542Y02E10/50
Inventor 江连哲也田边信夫松井浩志冈田显一
Owner THE FUJIKURA CABLE WORKS LTD
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