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Thermoelectric conversion device and manufacture method of the same

A thermoelectric conversion device and manufacturing method technology, applied in the manufacture/processing of thermoelectric devices, thermoelectric devices using only the Peltier or Seebeck effect, etc., capable of solving problems such as difficult formation of insulating films

Inactive Publication Date: 2009-08-05
DENSO CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Thus, in this case, it is difficult to form an insulating film at the thermoelectric elements and heat exchange members arranged at the inner row

Method used

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  • Thermoelectric conversion device and manufacture method of the same
  • Thermoelectric conversion device and manufacture method of the same
  • Thermoelectric conversion device and manufacture method of the same

Examples

Experimental program
Comparison scheme
Effect test

no. 1 example

[0044] Refer below Figure 1-8 A thermoelectric conversion device 100 according to a first embodiment of the present invention is described. The thermoelectric conversion device 100 can be suitably used as a cooling device or a heating device. For example, the thermoelectric conversion device 100 can be suitably used in a seat air conditioner mounted on a vehicle. In this case, each of the seat portion and the back portion of the seat of the vehicle may be provided with the thermoelectric conversion device 100 so that cool air cooled by the thermoelectric conversion device may be blown outward from the surface of the seat. Ideally, the thermoelectric conversion device 100 is miniaturized so as to be installed in a vehicle seat where the installation space is narrow.

[0045] Such as Figure 1-5 As shown in , the thermoelectric conversion device 100 is provided with a thermoelectric element substrate unit 10 (thermoelectric element module), a first fin (fin: or called heat s...

no. 2 example

[0110] Refer below Figure 9 -11 Describes the second embodiment of the present invention. In this embodiment, the electrode member 16 in the thermoelectric conversion device 100 is omitted.

[0111] According to the second embodiment, the heat-absorbing electrode portion 25 of the heat exchange member 22 and the heat-dissipating electrode portion 35 of the heat exchange member 32 double as electrode members. In this case, electrode portion 25 (35) directly contacts a pair of thermoelectric elements 12 and 13 arranged on insulating substrate 11 adjacent to each other so as to be electrically connected in series with thermoelectric elements 12 and 13 .

[0112] Specifically, the heat-absorbing electrode portion 25 arranged on the upper side constitutes an electrode through which current flows from the thermoelectric element 13 to the thermoelectric element 12 (adjacent to this thermoelectric element 13 ), and the heat-dissipating electrode portion 35 arranged on the lower side...

no. 3 example

[0118] Refer below Figure 12 -17 Describes the third embodiment of the present invention.

[0119] Such as Figure 12 As shown in , the thermoelectric conversion device 100 includes a thermoelectric conversion module 200, and the thermoelectric conversion module 200 is provided with a thermoelectric element substrate unit 10; a first fin plate unit 20 and a second fin plate unit 30; and a case member 28, 38. The thermoelectric conversion module 200 is housed in the casing parts 28, 38.

[0120] refer to Figure 12 -15. The thermoelectric element substrate unit 10 has a plurality of P-type thermoelectric elements 12 and a plurality of N-type thermoelectric elements 13 integrally formed with each other, and an insulating substrate 11 (holding member). Specifically, a plurality of bonding holes are arranged in a substantially lattice pattern of the same square on an insulating substrate 11 made of an insulating material having a plate-like shape (for example, glass fiber epox...

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Abstract

A thermoelectric conversion device and a manufacture method for the thermoelectric conversion device are provided. The manufacture method includes a joining process for respectively joining heat exchanging members to thermoelectric-element pairs of an thermoelectric element module, an immersion process for immersing the thermoelectric element module and the heat exchanging members in an immersion sink where an melted insulating material is provided, and a baking process for baking an assembly of the thermoelectric element module and the heat exchanging members where the insulating material has been applied in the immersion process so that an insulating film is formed. Thus, an electrical insulation can be provided while a heat-exchanging capacity and an air-blowing capacity are maintained.

Description

technical field [0001] The invention relates to a thermoelectric conversion device and a manufacturing method of the thermoelectric conversion device. Background technique [0002] Generally, referring to JP-2006-114840A, a thermoelectric conversion device is provided with a thermoelectric element substrate and a plurality of heat exchange members. A plurality of thermoelectric element pairs are arranged on the thermoelectric element substrate, each pair of the plurality of thermoelectric element pairs includes a P-type thermoelectric element and an N-type thermoelectric element. All thermoelectric elements are electrically connected to each other. The heat exchanging components are respectively provided for the pair of thermoelectric elements so as to exchange heat with the thermoelectric elements. [0003] That is, in this case, the front side and the back side of the thermoelectric element substrate are divided into a heat absorption side and a heat dissipation side, re...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01L35/30H01L35/32H01L35/34H10N10/13H10N10/01H10N10/17
Inventor 畔柳功松冈彰夫二村启三西谷伸菅原博好伊藤裕司新美康彦
Owner DENSO CORP