CN105242148A - Thermoelectric module characteristic testing device - Google Patents
Thermoelectric module characteristic testing device Download PDFInfo
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- CN105242148A CN105242148A CN201510731043.1A CN201510731043A CN105242148A CN 105242148 A CN105242148 A CN 105242148A CN 201510731043 A CN201510731043 A CN 201510731043A CN 105242148 A CN105242148 A CN 105242148A
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Abstract
The invention discloses a thermoelectric module characteristic testing device, comprising a test bed, a thermoelectric module, a constant temperature heat source, a cold end heat exchanger, an electronic load, a water tank, a water pump, a cooling device, a heat end temperature control device, a cold end temperature control device, a data acquisition device and a power supply, wherein the water outlet of the water tank is connected with the water inlet of the cooling device, the water outlet of the cooling device is connected with the water inlet of the water pump, the water outlet of the water pump is connected with the water inlet of the cold end heat exchanger, the water outlet of the cold end heat exchanger is connected with the water inlet of the water tank, a first temperature sensor is arranged on the constant temperature heat source, and a second temperature sensor is arranged on the cold end heat exchanger. The device can be used for testing the voltage, current, resistance and power parameter of the thermoelectric module at different heat source temperatures, different temperature differences and different pressing forces by adjusting the temperature of the heat source, the flow of cold source cooling water and the pressing force of a pressing device, acquiring the above data through the data acquisition device, and measuring and analyzing the power generation performance of the thermoelectric module.
Description
Technical field
The present invention relates to a kind of electrothermal module characteristic test device.
Background technology
The principle of work of electrothermal module generating makes inner generation electromotive force by setting up the temperature difference in the upper and lower surface of electrothermal module thus produce electric energy.Dissimilar electrothermal module generating conversion performance and heat-resisting ability different, the relation of the judgement in efficient district and electrothermal module performance generates electricity, power generation performance and each environmental factor, power generation performance over time etc. lack theory and experimental basis.And existing proving installation generally can only test the electricity output characteristics of electrothermal module under cooling water tank inner cooling water constant flow condition, the impact of cooling water flow change on electrothermal module electricity output characteristics can not be tested.And existing proving installation generally can not to comprise voltage, electric current, resistance, power electrothermal module electricity output characteristics automatically measure and preserve.
Summary of the invention
Technical matters to be solved by this invention is that the deficiency existed for above-mentioned prior art provides a kind of electrothermal module characteristic test device, this device can realize regulating the ability of the different affecting factors such as cooling water flow in cold hot-side temperature in thermoelectric device, cool end heat exchanger, and automatically can gather test findings.
The technical solution adopted in the present invention is: a kind of electrothermal module characteristic test device, it comprises test-bed, test-bed is provided with electrothermal module, the hot junction of described electrothermal module is connected with constant temperature thermal source, cold junction is connected with cool end heat exchanger, described electrothermal module is connected with electronic load and forms loop, it is characterized in that, test-bed is also provided with water tank, water pump, cooling device, for controlling the hot-side temperature control device of constant temp. heating source temperature, for controlling the cold junction temperature control device of cool end heat exchanger temperature, data acquisition unit, power supply, the water delivering orifice of described water tank is connected with the water inlet of cooling device, the water delivering orifice of cooling device is connected with the water inlet of water pump, the water delivering orifice of water pump is connected with the water inlet of cool end heat exchanger, the water delivering orifice of cool end heat exchanger is connected with the water inlet of water tank, constant temperature thermal source is provided with the first temperature sensor, first temperature sensor is connected with data acquisition module with hot-side temperature control device respectively, cool end heat exchanger is provided with the second temperature sensor, and the second temperature sensor is connected with data acquisition module with cold junction temperature control device respectively.
By technique scheme, described cooling device is air-cooled radiator, and the water inlet of described heating radiator is connected with the water delivering orifice of water tank, and water delivering orifice is connected with water pump, also be configured with cooling-water machine on water tank side, described cooling-water machine is connected with the cooling-water machine water route that water tank is offered in addition.
By technique scheme, test-bed is also provided with clamp system, described clamp system is used for the two ends of electrothermal module to clamp with constant temperature thermal source, cool end heat exchanger respectively.
By technique scheme, hot-side temperature control device comprises constant temperature digital display heat source controller and the first relay, the temperature of constant temperature thermal source is regulated by constant temperature digital display heat source controller, constant temperature digital display heat source controller carries out analyzing and processing and output switch amount to the signal that the first temperature sensor inputs, the first relay in digital output modul constant temp. heating source circuit, thus realize the adjustment to constant temp. heating source temperature; Cold junction temperature control device comprises cold junction temperature controller and the second relay, cold junction temperature controller carries out analyzing and processing and output switch amount to the signal that the second temperature sensor inputs, the second relay in digital output modul cooling device, thus realize the adjustment to cool end heat exchanger temperature.
By technique scheme, cool end heat exchanger and constant temperature thermal source are separately positioned on the upper and lower end of electrothermal module, and described constant temperature thermal source is arranged on constant temperature thermal source holder, between constant temperature thermal source and constant temperature thermal source holder, be provided with heat-barrier material.
By technique scheme, described heat-barrier material is divided into two-layer up and down, and the upper strata heat-barrier material directly contacted with constant temperature thermal source is organic siliconresin, and the lower floor's heat-barrier material directly contacted with constant temperature thermal source holder is aluminum silicate ceramic.
By technique scheme, described water pump is variable frequency pump.
By technique scheme, the water outlet of water pump is provided with flowmeter, installs at flowmeter outlet place and control ball valve, for controlling the cooling water flow through cool end heat exchanger.
Beneficial effect acquired by the present invention is: this device is by regulating the voltage of electrothermal module under heat source temperature, low-temperature receiver cooling water flow and hold down gag snap-in force test different heat sources temperature, the different temperature difference and different snap-in force, electric current, resistance and power parameter, and by data collector, above data are gathered, the power generation performance of determination and analysis electrothermal module, overcomes the shortcoming that conventional apparatus needs manually to carry out data record, analysis; Constant temperature thermal source is separated by two-layer heat-barrier material, is conducive to maintaining hot-side temperature thus setting up enough temperature difference in electrothermal module upper and lower surface, ensures the accuracy of experiment; , even regulation electrothermal module cold and hot two ends clamping force accurate by torque spanner, makes the cold and hot two ends of electrothermal module keep good contact, improves the transformation efficiency of electrothermal module; By regulating variable frequency pump frequency of operation, controlling water valve aperture, observing electromagnetic flowmeter gauge outfit registration, thus accurate controlled cooling model discharge size.
Accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is module power generation part close-up schematic view of the present invention.
Fig. 3 is clamp system of the present invention, electrothermal module power generation part and arrangement of insulation schematic diagram.
Fig. 4 is vertical view of the present invention.
Fig. 5 is test-bed schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
As Figure 1-5, present embodiments provide a kind of electrothermal module characteristic test device, it comprises test-bed 1, test-bed 1 is provided with electrothermal module 15, constant temperature thermal source 17, cool end heat exchanger 14, clamp system 7, water tank, variable frequency pump 29, cooling device, for controlling the hot-side temperature control device of constant temperature thermal source 17 temperature and the cold junction temperature control device for controlling cool end heat exchanger 14 temperature, data acquisition unit 5, power supply, wherein, the main material of cool end heat exchanger 14 is aluminium alloy, inside is processed with fin, the main material of constant temperature thermal source 17 is cast copper, cool end heat exchanger 14 and constant temperature thermal source 17 are separately positioned on the upper of electrothermal module 15, lower end, clamp system 7 passes through compress gasket 12 by constant temperature thermal source 17, electrothermal module 15, cool end heat exchanger 14 clamps, the both positive and negative polarity pin of electrothermal module 15 is connected respectively by the both positive and negative polarity of wire with electronic load 6.Water tank is provided with water tank with water mouth 22, first cooling water channel, first cooling water channel comprises water tank water inlet 23, water outlet of water tank 25, the water delivering orifice 25 of water tank is connected with cooling device water inlet, the water inlet of variable frequency pump 29 is connected with cooling device water delivering orifice, water delivering orifice is connected with the water inlet of cool end heat exchanger 14, the water delivering orifice of cool end heat exchanger is connected with the water inlet 23 of water tank, constant temperature thermal source 17 is provided with the first temperature sensor, and the first temperature sensor is connected with data acquisition module with hot-side temperature control device respectively; Cool end heat exchanger 14 is provided with the second temperature sensor, and the second temperature sensor is connected with data acquisition module with cold junction temperature control device respectively, and wherein, described data collector comprises data acquisition unit 5 and computing machine.
In the present embodiment, hot-side temperature control device comprises constant temperature digital display heat source controller 4 and the first relay 9, the temperature of constant temperature thermal source 17 is regulated by constant temperature digital display heat source controller 5, constant temperature digital display heat source controller 5 carries out analyzing and processing and output switch amount to the signal that the first temperature sensor inputs, the first relay 9 in digital output modul constant temperature thermal source 17 circuit, thus realize the adjustment to constant temp. heating source temperature.
In the present embodiment, described cooling device is air-cooled radiator 2, but it only has when required cool end heat exchanger temperature just can play cooling effect higher than during room temperature, for this reason, have the second cooling water channel at water tank internal parallel of the present invention, the intake-outlet of this cooling water channel is water tank inlet 21 in figure and water outlet of water tank 22, this cooling water channel is connected with cooling-water machine, when required cool end heat exchanger temperature is lower than room temperature, uses cooling-water machine to make water temperature lower than room temperature, thus increase cooling velocity.
Cold junction temperature control device comprises cold junction temperature controller and the second relay 10, the temperature of cooling heat exchanger regulates two kinds of modes: when required cool end heat exchanger temperature is higher than room temperature, cool end heat exchanger temperature is regulated by cold junction temperature control device, cold junction temperature controller carries out analyzing and processing and output switch amount to the signal that the second temperature sensor inputs, the second relay 10 in digital output modul cooling fan circuit, thus realize the adjustment to cool end heat exchanger temperature; When required cool end heat exchanger temperature is lower than room temperature, cold junction temperature controller controls cooling-water machine and opens, and cool end heat exchanger temperature is regulated by cooling-water machine.
In the present embodiment, described constant temperature thermal source 17 is arranged on constant temperature thermal source 17 holder, is separated between constant temperature thermal source holder 20 and constant temperature thermal source 17 by upper thermofin 16 and lower thermofin 19.Wherein going up thermofin 16 material is organic siliconresin, and lower thermofin 19 material is aluminum silicate ceramic.
In the present embodiment, flowmeter 28 is configured with flowmeter display panel 3, install in flowmeter 28 exit and control ball valve 27, for controlling the cooling water flow through cool end heat exchanger, variable frequency pump 29 is configured with variable frequency pump display control panel 30, in cool end heat exchanger, coolant rate regulates water route pressure by variable frequency pump display control panel, and by flowmeter ball valve handle auxiliary adjustment.
In the present embodiment, power supply comprises 220V AC power 24 and 12V direct supply 11, and data acquisition unit, constant temperature thermal source 17, variable frequency pump, flowmeter, constant temperature digital display heat source controller are connected with 220V power supply, and heating radiator 2 is connected with 12V power supply with relay.
In the present embodiment, snap-in force suffered by electrothermal module tightens by the compression crossbeam torque spanner of clamp system the bolt compressing crossbeam and more accurately controls, the both positive and negative polarity pin of electrothermal module 15 is connected respectively by the both positive and negative polarity of wire with electronic load 6, for measuring the parameters of electrothermal module 15, comprise the voltage of the electrothermal module that electrothermal module exports, electric current, resistance and power parameter, the parameters that electronic load is measured, first temperature sensor output signal (voltage signal), the output signal (4-20mA current signal) of the second temperature sensor output signal (voltage signal) and flowmeter display panel is transferred to data acquisition unit 5, the signal of data acquisition unit 5 to input stores and analyzes.
Claims (8)
1. an electrothermal module characteristic test device, it comprises test-bed, test-bed is provided with electrothermal module, the hot junction of described electrothermal module is connected with constant temperature thermal source, cold junction is connected with cool end heat exchanger, described electrothermal module is connected with electronic load and forms loop, it is characterized in that, test-bed is also provided with water tank, water pump, cooling device, for controlling the hot-side temperature control device of constant temp. heating source temperature, for controlling the cold junction temperature control device of cool end heat exchanger temperature, data acquisition unit, power supply, the water delivering orifice of described water tank is connected with the water inlet of cooling device, the water delivering orifice of cooling device is connected with the water inlet of water pump, the water delivering orifice of water pump is connected with the water inlet of cool end heat exchanger, the water delivering orifice of cool end heat exchanger is connected with the water inlet of water tank, constant temperature thermal source is provided with the first temperature sensor, first temperature sensor is connected with data acquisition module with hot-side temperature control device respectively, cool end heat exchanger is provided with the second temperature sensor, and the second temperature sensor is connected with data acquisition module with cold junction temperature control device respectively.
2. a kind of electrothermal module characteristic test device according to claim 1, it is characterized in that, described cooling device is air-cooled radiator, the water inlet of described heating radiator is connected with the water delivering orifice of water tank, water delivering orifice is connected with water pump, also be configured with cooling-water machine on water tank side, described cooling-water machine is connected with the cooling-water machine water route that water tank is offered in addition.
3. a kind of electrothermal module characteristic test device according to claim 1 and 2, is characterized in that, test-bed is also provided with clamp system, and described clamp system is used for the two ends of electrothermal module to clamp with constant temperature thermal source, cool end heat exchanger respectively.
4. a kind of electrothermal module characteristic test device according to claim 1 and 2, it is characterized in that, hot-side temperature control device comprises constant temperature digital display heat source controller and the first relay, the temperature of constant temperature thermal source is regulated by constant temperature digital display heat source controller, constant temperature digital display heat source controller carries out analyzing and processing and output switch amount to the signal that the first temperature sensor inputs, the first relay in digital output modul constant temp. heating source circuit, thus realize the adjustment to constant temp. heating source temperature; Cold junction temperature control device comprises cold junction temperature controller and the second relay, cold junction temperature controller carries out analyzing and processing and output switch amount to the signal that the second temperature sensor inputs, the second relay in digital output modul cooling device, thus realize the adjustment to cool end heat exchanger temperature.
5. a kind of electrothermal module characteristic test device according to claim 1 and 2, it is characterized in that, cool end heat exchanger and constant temperature thermal source are separately positioned on the upper and lower end of electrothermal module, described constant temperature thermal source is arranged on constant temperature thermal source holder, between constant temperature thermal source and constant temperature thermal source holder, be provided with heat-barrier material.
6. a kind of electrothermal module characteristic test device according to claim 5, it is characterized in that, described heat-barrier material is divided into two-layer up and down, and the upper strata heat-barrier material directly contacted with constant temperature thermal source is organic siliconresin, and the lower floor's heat-barrier material directly contacted with constant temperature thermal source holder is aluminum silicate ceramic.
7. a kind of electrothermal module characteristic test device according to claim 1 and 2, is characterized in that, described water pump is variable frequency pump.
8. a kind of electrothermal module characteristic test device according to claim 1 and 2, is characterized in that, the water outlet of water pump is provided with flowmeter, installs control ball valve, for controlling the cooling water flow through cool end heat exchanger at flowmeter outlet place.
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Cited By (12)
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| CN105548857A (en) * | 2016-01-29 | 2016-05-04 | 浙江大学 | Thermoelectricity module group generation performance test platform |
| CN106990026A (en) * | 2017-05-27 | 2017-07-28 | 山西大学 | A kind of experimental provision detected for flue gas acid dew point with grey reunion characteristic research |
| CN107607849A (en) * | 2017-09-20 | 2018-01-19 | 中国科学院上海硅酸盐研究所 | Thermo-electric device power generation performance test device and method |
| CN107796849A (en) * | 2017-11-23 | 2018-03-13 | 宁波迪奥机械有限公司 | A kind of radiator test system and method for testing |
| CN108828364A (en) * | 2018-06-29 | 2018-11-16 | 西安交通大学 | A kind of temperature-difference power generation module performance test test device and implementation method |
| CN109036034A (en) * | 2018-08-24 | 2018-12-18 | 吴玉珍 | Efficiency of heat engine power thermoelectricity comprehensive test instrument |
| CN109521349A (en) * | 2018-11-19 | 2019-03-26 | 河北科技大学 | The measurement method and system of semiconductor electricity generation module peak power output |
| CN110186959A (en) * | 2019-06-24 | 2019-08-30 | 深圳大学 | A kind of experimental tester for heat volt power generation |
| CN110931374A (en) * | 2018-09-19 | 2020-03-27 | 深圳龙澄高科技环保股份有限公司 | Single-chip thermoelectric module testing device |
| CN111596162A (en) * | 2020-06-19 | 2020-08-28 | 中国核动力研究设计院 | Integrated thermoelectric device experimental device and method based on temperature difference type thermoelectric conversion |
| CN113687179A (en) * | 2021-10-27 | 2021-11-23 | 南通泓金贝电子科技有限公司 | Automatic testing device for semiconductor device |
| RU2816553C1 (en) * | 2023-07-10 | 2024-04-01 | Акционерное общество "Научно-исследовательский институт электронной техники" (АО "НИИЭТ") | Test bench of electronic component base for reliability |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105548857B (en) * | 2016-01-29 | 2018-06-22 | 浙江大学 | Thermoelectricity module power generation performance test platform |
| CN105548857A (en) * | 2016-01-29 | 2016-05-04 | 浙江大学 | Thermoelectricity module group generation performance test platform |
| CN106990026A (en) * | 2017-05-27 | 2017-07-28 | 山西大学 | A kind of experimental provision detected for flue gas acid dew point with grey reunion characteristic research |
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| CN107607849A (en) * | 2017-09-20 | 2018-01-19 | 中国科学院上海硅酸盐研究所 | Thermo-electric device power generation performance test device and method |
| CN107796849A (en) * | 2017-11-23 | 2018-03-13 | 宁波迪奥机械有限公司 | A kind of radiator test system and method for testing |
| CN108828364A (en) * | 2018-06-29 | 2018-11-16 | 西安交通大学 | A kind of temperature-difference power generation module performance test test device and implementation method |
| CN109036034A (en) * | 2018-08-24 | 2018-12-18 | 吴玉珍 | Efficiency of heat engine power thermoelectricity comprehensive test instrument |
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| CN110186959A (en) * | 2019-06-24 | 2019-08-30 | 深圳大学 | A kind of experimental tester for heat volt power generation |
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| CN113687179A (en) * | 2021-10-27 | 2021-11-23 | 南通泓金贝电子科技有限公司 | Automatic testing device for semiconductor device |
| CN113687179B (en) * | 2021-10-27 | 2021-12-21 | 南通泓金贝电子科技有限公司 | Automatic testing device for semiconductor device |
| RU2816553C1 (en) * | 2023-07-10 | 2024-04-01 | Акционерное общество "Научно-исследовательский институт электронной техники" (АО "НИИЭТ") | Test bench of electronic component base for reliability |
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