CN211652469U - Multichannel phase change material cold and hot circulation stability testing arrangement - Google Patents
Multichannel phase change material cold and hot circulation stability testing arrangement Download PDFInfo
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- CN211652469U CN211652469U CN201922459962.4U CN201922459962U CN211652469U CN 211652469 U CN211652469 U CN 211652469U CN 201922459962 U CN201922459962 U CN 201922459962U CN 211652469 U CN211652469 U CN 211652469U
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- 239000012782 phase change material Substances 0.000 title claims abstract description 23
- 238000012430 stability testing Methods 0.000 title claims abstract description 8
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 239000004033 plastic Substances 0.000 claims description 4
- 230000001351 cycling effect Effects 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 238000013112 stability test Methods 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract 1
- 238000004146 energy storage Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000005338 heat storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
- 238000002411 thermogravimetry Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A multichannel phase change material cold and hot cycle stability testing arrangement system includes: the device comprises a mechanical arm, a curve guide rail, a driving wheel, a test frame and a sample container; a housing, a diaphragm, a support; data collector (thermocouple), motion control unit (motor, timing temperature controller), and computer. The motion controller controls the brake wheel to move along the direction of the curved guide rail, so that the mechanical arm and the sample container rotate and move up and down. The sample container enters different cold and hot subareas separated by the diaphragm at regular time, and the automatic melting-solidification circulation of the sample is realized. And selecting the circulation of the initial time, the middle time and the end time, collecting temperature data by a data collector additionally arranged in the sample container, recording, and drawing a time-temperature curve in a computer. The multi-channel phase-change material cold-hot circulation stability test device is simple in structure, adopts a single power supply, realizes cold-hot circulation stability test and data recording of multiple multi-channel phase-change materials in a simple mechanical mode, and is worthy of popularization and application.
Description
Technical Field
The utility model relates to a phase change material testing technique specifically is a cold and hot circulation stability testing arrangement of multichannel phase change material.
Background
Comprehensive energy utilization is an important form for solving energy crisis, and phase change energy storage is one of energy storage technologies, and becomes a technical research hotspot due to high energy storage density and high energy efficiency.
The phase change energy storage technology is an important technology for improving energy utilization efficiency and protecting the environment, can be used for solving the contradiction between heat energy supply and demand mismatch, and has wide application prospects in the fields of electric power peak shifting and valley filling, solar energy utilization, waste heat and waste heat recycling and the like.
The core of phase-change energy storage is a phase-change material, and the performance and cost of the energy storage equipment are directly determined by the heat storage performance, the circulating thermal stability and the like of the phase-change material. The material can be attenuated to a certain extent after being circulated for many times, but a simple and reliable testing device is lacked for testing the circulation stability of the material at present, most of the material can only depend on a professional detection mechanism or a research center, the testing period is long, and the operation is complex. On the other hand, the equipment for testing the cycling stability can only monitor the temperature and cannot monitor the progress of heat storage and heat release.
Research development in this respect is limited mainly due to the lack of reliable laboratory research equipment and the mature research system for phase change energy storage cycling stability.
Disclosure of Invention
The utility model discloses the aforesaid that exists to prior art is not enough, provides a cold and hot circulation stability testing arrangement of multichannel phase change material system, adopts single power to simple mechanical means realizes cold and hot circulation stability test and the data record of multichannel, multiple phase change material, and it is complicated to solve material circulation stability test operation, and the problem of test procedure consumption manpower.
The utility model discloses a realize through following technical scheme:
a multichannel phase change material cold and hot cycle stability testing arrangement system includes: the device comprises a mechanical arm, a curve guide rail, a driving wheel, a test frame and a sample container; a housing, a diaphragm, a support; data collector (thermocouple), motion control unit (motor, timing temperature controller), and computer. The support piece supports the shell, the shell is divided into a bottom surface and an inner wall surface, the inner wall surface is attached to the curve guide rail, and the middle part of the bottom surface of the shell is a mechanical arm mounting hole; the mechanical arm comprises a horizontal arm and a vertical arm, the vertical arm is connected with the test rack, a plurality of sample containers are placed in the test rack, the bottom end of the vertical arm is provided with a driving wheel, and the driving wheel is placed on the curved guide rail; the motion controller is connected with the driving wheel; the data collector is arranged in the phase-change material in the sample container and is connected with the computer data.
Preferably, the curved guide rail is two sections which are axisymmetric, and each section is a parabolic curved guide rail.
Preferably, the curved guide rail is attached to the inner wall surface of the cylindrical shell.
Preferably, the test jig adopts a three-layer pipe frame structure.
Preferably, the mechanical arm mounting hole is provided with an embedded sliding rod.
Preferably, the guide rail and the mechanical arm form a crank-link structure.
Preferably, the diaphragm is made of one of rubber plastic and plastic polystyrene board.
The technical effects are as follows:
compared with the prior art, the utility model discloses can provide the circulation stability test under water bath, oil bath operating mode, the many samples of single multichannel can be realized to the cooperation test jig and measure, compare with finished product equipment such as thermogravimetry and differential scanning calorimeter, effectively solved some test equipment can only monitor the temperature and can not monitor the problem of storing up the thermal progress.
Drawings
Fig. 1 is the utility model relates to a cold and hot circulation stability testing arrangement of multichannel phase change material schematic structure.
Fig. 2 is a schematic view of a curved guide rail structure.
FIG. 3 is a schematic view of a robot arm structure
In the figure:
the device comprises a mechanical arm 1, a curve guide rail 2, a driving wheel 3, a testing frame 4, a sample container 5, a shell 6, a diaphragm 7, a supporting piece 8, a data acquisition unit (thermocouple) 9, a motion control unit (a motor and a timing temperature controller) 10 and a computer 11.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Example 1
As shown in fig. 1, the present embodiment includes: the device comprises a mechanical arm 1, a curve guide rail 2, a moving wheel 3, a test frame 4 and a sample container 5; a housing 6, a diaphragm 7, a support 8; a data acquisition unit 9 (thermocouple), a motion control unit 10 (motor, timing temperature controller) and a computer 11. The support piece 8 supports a shell, the shell is divided into a bottom surface and an inner wall surface, the inner wall surface is attached to the curved guide rail 2, and the middle part of the bottom surface of the shell is an installation hole position of the mechanical arm 1; the mechanical arm 1 comprises a horizontal arm and a vertical arm, the vertical arm is connected with a testing frame 4, a plurality of sample containers 5 are placed in the testing frame 4, the bottom end of the vertical arm is provided with a driving wheel 3, and the driving wheel 3 is placed on a curved guide rail 2; the motion control unit 10 is connected with the driving wheel 3; the data collector 9 is arranged in the phase change material in the sample container 5 and is in data connection with the computer 11.
During testing, firstly, a test sample weighed by manpower is added into a sample container 5, a temperature thermocouple is arranged in the sample container, and after the sample container is sealed, heating and cooling media are added into a cold and hot subarea of a shell and are heated to a set temperature;
the timing temperature controller is set, the heating time is set, the rotating speed of the motor is controlled, so that the movable wheel moves along the curve guide rail, the movable wheel just passes through 1/2 circles in the process of heating the test sample to completely melt, and the sample container 5 is immersed in the heating medium of the heating half-area of the shell at the moment.
Along with the movement of the movable wheel 3 to the high position of the curve guide rail 2, the test sample is completely melted and reaches a set temperature, the heights of the mechanical arm 1 and the test frame are lifted, so that the sample container 5 is separated from the heating medium, and the heat storage is finished.
And then the moving wheel 3 continues to move, the mechanical arm 1 and the test rack descend, the sample container 5 enters a cooling half area and is immersed in a cooling medium, and when the sample is completely cooled and solidified and reaches a set temperature, the cooling process is finished, so that one cycle is completed.
In the heat storage and cooling processes, the temperature measuring thermocouple constantly monitors the temperature of the measured sample, the cycle times and data are recorded through timing temperature control and the computer 11, the cycle test of the regular times is extracted, and a curve is drawn.
And (3) testing the enthalpy value of the material by using a DSC device, sampling and testing at selected testing times, and verifying the attenuation amplitude of the material.
Claims (7)
1. The utility model provides a cold and hot circulation stability testing arrangement of multichannel phase change material, characterized by includes: the device comprises a mechanical arm, a curve guide rail, a driving wheel, a test frame and a sample container; a housing, a diaphragm, a support; the device comprises a data acquisition unit, a motion control unit and a computer; the support piece supports the shell, the shell is divided into a bottom surface and an inner wall surface, the inner wall surface is attached to the curve guide rail, and the middle part of the bottom surface of the shell is a mechanical arm mounting hole; the mechanical arm comprises a horizontal arm and a vertical arm, the vertical arm is connected with the test rack, a plurality of sample containers are placed in the test rack, the bottom end of the vertical arm is provided with a driving wheel, and the driving wheel is placed on the curved guide rail; the motion controller is connected with the driving wheel; the data collector is arranged in the phase-change material in the sample container and is connected with the computer data.
2. The device for testing the cold-hot circulation stability of the multi-channel phase-change material as claimed in claim 1, wherein the curved guide rail is two sections which are axisymmetric, and each section is a parabolic curved guide rail.
3. The device for testing the cold-hot circulation stability of the multi-channel phase-change material as claimed in claim 1, wherein the curved guide rail is attached to the inner wall surface of the cylindrical shell.
4. The device for testing the cold-hot circulation stability of the multi-channel phase-change material as claimed in claim 1, wherein the test frame is of a three-layer pipe frame structure.
5. The device for testing the cold-hot cycling stability of the multi-channel phase-change material as claimed in claim 1, wherein the positions of the mounting holes of the mechanical arm are embedded sliding rods.
6. The device for testing the cold-hot circulation stability of the multi-channel phase-change material as claimed in claim 1, wherein the guide rail and the mechanical arm form a crank-link structure.
7. The device for testing the stability of the multi-channel phase change material in the cold and hot cycles as claimed in claim 1, wherein the diaphragm is made of one of rubber plastic and plastic polystyrene board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459962.4U CN211652469U (en) | 2019-12-31 | 2019-12-31 | Multichannel phase change material cold and hot circulation stability testing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459962.4U CN211652469U (en) | 2019-12-31 | 2019-12-31 | Multichannel phase change material cold and hot circulation stability testing arrangement |
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| Publication Number | Publication Date |
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| CN211652469U true CN211652469U (en) | 2020-10-09 |
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| CN201922459962.4U Expired - Fee Related CN211652469U (en) | 2019-12-31 | 2019-12-31 | Multichannel phase change material cold and hot circulation stability testing arrangement |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345583A (en) * | 2020-11-24 | 2021-02-09 | 南京航空航天大学 | Phase change material heat transfer experimental system under dynamic load |
| CN113484355A (en) * | 2021-06-30 | 2021-10-08 | 中国科学院青海盐湖研究所 | Method for testing cycle performance of phase change energy storage material of hydrated salt system and application |
-
2019
- 2019-12-31 CN CN201922459962.4U patent/CN211652469U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345583A (en) * | 2020-11-24 | 2021-02-09 | 南京航空航天大学 | Phase change material heat transfer experimental system under dynamic load |
| CN113484355A (en) * | 2021-06-30 | 2021-10-08 | 中国科学院青海盐湖研究所 | Method for testing cycle performance of phase change energy storage material of hydrated salt system and application |
| CN113484355B (en) * | 2021-06-30 | 2023-03-17 | 中国科学院青海盐湖研究所 | Method for testing cycle performance of phase change energy storage material of hydrated salt system and application |
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