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Thermoelectric module power generation evaluation device

A technology of thermoelectric modules and evaluation devices, which is applied in the directions of measurement devices, generators/motors, and the manufacture/processing of thermoelectric devices, and can solve the problems of unsuitability for performance evaluation and low durability.

Active Publication Date: 2018-11-23
NAT INST OF ADVANCED IND SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0012] Conventional evaluation devices that evaluate the output, power generation efficiency, and long-term durability of thermoelectric modules are not suitable for practical conditions because the durability of thermoelectric modules in air is low, so samples are placed in vacuum chambers for measurement. performance evaluation under

Method used

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  • Thermoelectric module power generation evaluation device
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  • Thermoelectric module power generation evaluation device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0093] The configurations of the heating unit 2, the cooling unit 3, the weight unit 6, and the measuring unit in the thermoelectric module power generation evaluation device of the first embodiment are as follows.

[0094] [Heating part 2]

[0095] The heating plate 21 is constituted in the following manner: at three positions on the side surface of the heating plate main body 22 made of Inconel 600 with a thickness of 65 mm×50 mm and a thickness of 25 mm, holes 24 with a diameter of 12 mm are provided, and a cylindrical heater 23 is filled. The hole 24 is 4.5 mm away from the outer side of the heating plate main body 22, the distance between the outer circumferences is 10 mm, and 6 mm away from the heating surface side in contact with the thermoelectric module sample 100 ( Figure 20 ). At this time, the tip of the cartridge heater 23 was arranged to reach a depth of 40 mm from the outer edge of the heating plate 21 . On the opposite side, two holes 26 with a diameter of 2...

Embodiment 2

[0107] The configurations of the heating unit 2 , the cooling unit 3 , the weight unit 6 and the measurement unit in the thermoelectric module power generation evaluation device of the second embodiment are as follows.

[0108] [Heating part 2]

[0109] The heating plate 21 is constituted in the following manner: at five positions on the side surface of the heating plate main body 22 made of Inconel 600 with a thickness of 25 mm in a square shape of 140 mm × 140 mm, holes 24 with a diameter of 12 mm are provided, and a cylindrical heater 23 is filled. The hole 24 is 14mm apart from the outer side of the heating plate 21, the interval between the outer circumferences is 13mm, and 6mm away from the heating surface side in contact with the thermoelectric module ( Figure 23 ). At this time, the tip of the cartridge heater 23 was arranged to reach a depth of 135 mm from the outer edge of the heating plate 21 . On the opposite side, four holes 26 with a diameter of 2mm are opened...

Embodiment 3

[0121] The configurations of the heating unit 2 , the cooling unit 3 , the weight unit 6 and the measuring unit in the thermoelectric module power generation evaluation device of the third embodiment are as follows.

[0122] [Heating part 2]

[0123] Construct the heating plate 21 in the following manner: at six positions on the side of the heating plate main body 22 made of Inconel 600 with a thickness of 30 mm in a square shape of 160 mm×150 mm, holes 24 with a diameter of 12 mm are provided, and a cylindrical heater 23 is filled. The hole 24 is 11.5 mm away from the outer side of the heating plate 21, the distance between the outer circumferences is 15 mm, and is 7 mm away from the heating surface side in contact with the thermoelectric module sample 100 ( Figure 26 ). At this time, the tip of the cartridge heater 23 was arranged to reach a depth of 155 mm from the outer edge of the heating plate 21 . On the side of the opposite side, five holes 26 with a diameter of 2mm...

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Abstract

Provided is a thermoelectric module power generation evaluation device with which it is possible to accurately evaluate the performance of a thermoelectric module. The thermoelectric module power generation evaluation device for evaluating the power generation performance of the thermoelectric module is characterized in comprising: a heating unit having dimensions that are at least the dimensionsof a high-temperature surface of the thermoelectric module, and having a heating surface arranged in contact with the high-temperature surface; a cooling unit having dimensions that are at least the dimensions of a low-temperature surface of the thermoelectric module, and having a cooling surface arranged in contact with the low-temperature surface of the thermoelectric module; and a power extraction line connected to the thermoelectric module, at least some of the power extraction line is arranged adhered on the cooling surface of the cooling unit.

Description

technical field [0001] The invention relates to a thermoelectric module power generation evaluation device. Background technique [0002] Traditionally, exhaust fumes from automobiles, factories and incineration plants etc. have been released. The exhaust gas released above is, for example, high-quality thermal energy with a temperature above 500°C. This thermal energy is diluted, dispersed and released, but its total amount is enormous, amounting to only slightly less than 70% of the initially supplied energy. [0003] In recent years, thermoelectric power generation utilizing the Seebeck effect has attracted attention as a technology for effectively utilizing the above-mentioned diluted, dispersed and released thermal energy. In order to generate thermoelectric power, it is necessary to manufacture a thermoelectric module in which thermoelectric materials that generate voltage according to temperature differences are connected in series to achieve high voltage, but most ...

Claims

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Application Information

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IPC IPC(8): H01L35/34G01N25/00H01L35/32H02N11/00
CPCG01N25/00H02N11/00H10N10/01H10N10/17
Inventor 舟桥良次
Owner NAT INST OF ADVANCED IND SCI & TECH