CN216594639U - Thermochemical heat storage material performance detection device - Google Patents
Thermochemical heat storage material performance detection device Download PDFInfo
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- CN216594639U CN216594639U CN202123252312.6U CN202123252312U CN216594639U CN 216594639 U CN216594639 U CN 216594639U CN 202123252312 U CN202123252312 U CN 202123252312U CN 216594639 U CN216594639 U CN 216594639U
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Abstract
The utility model relates to a thermochemical heat storage material performance representation technical field, concretely relates to thermochemical heat storage material performance detection device, include: the heating furnace is provided with a plurality of stages of heating components at intervals along the axial direction in the inner cavity of the heating furnace, and the plurality of stages of heating components are all slidably arranged in the inner cavity of the heating furnace; the pressure-adjustable reactor penetrates through the heating furnace along the sliding direction of the heating assembly, the inner cavity of the reactor is arranged in a sealing manner, and a sample filler is arranged in the inner cavity of the reactor; the material balance is arranged on the reactor and is matched and connected with the sample filler, so that thermal performance measurement of the thermochemical heat storage material under variable temperature and pressure conditions is realized; by continuously changing the heating component corresponding to the sample filling device, the reaction conditions of the thermochemical heat storage material heat storage and release cycle are quickly switched, the reaction is not required to be reheated after the container is cooled during reaction overshoot, the waiting time during the reaction test of the thermochemical heat storage material heat storage and release cycle is greatly shortened, and the detection efficiency is improved.
Description
Technical Field
The utility model relates to a thermochemical heat storage material performance representation technical field, concretely relates to thermochemical heat storage material performance detection device.
Background
Depending on different heat storage modes, heat storage materials can be classified into sensible heat, latent heat and thermochemical heat storage materials; the selection and application modes of the materials are different and are respectively characterized in that: the thermochemical heat storage material realizes the storage and utilization of heat energy by means of a reversible adsorption/desorption process or a chemical reaction process, has high energy storage density, and becomes one of the hot spots of the current heat storage material research. The thermochemical heat storage material stores and releases energy by means of bond energy change generated and dissociated by substances in the chemical reaction process, the form and the volume of the substances usually change greatly, and the problem of poor cycle stability is often faced.
At present, the screening of thermochemical heat storage materials with low cost, large energy storage density and good circulation stability is limited by conventional differential scanning calorimeters, thermogravimetric analyzers and other thermal analysis equipment, and the equipment can only represent the thermal performance of milligram-level trace materials and is difficult to consider the measurement of the pressure on the performance of the thermochemical heat storage materials; meanwhile, the cycle life of representing the heat storage and release performance of the thermochemical reaction depends on the variable flexibility of the temperature and the pressure of instrument equipment, and a large amount of overshoot exists when the conventional equipment switches the cycle conditions of the thermochemical reaction, so that the waiting time of a heat storage and release cycle test is longer.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming the long latency's of when thermochemistry heat-storage material performance detection device among the prior art carries out the heat-retaining circulation of releasing and detects to a thermochemistry heat-storage material performance detection device is provided.
In order to solve the technical problem, the utility model provides a thermochemical heat-retaining material performance detection device, include:
the heating furnace is provided with a plurality of stages of heating components at intervals along the axial direction in the inner cavity of the heating furnace, and the plurality of stages of heating components are all slidably arranged in the inner cavity of the heating furnace;
the reactor penetrates through the heating furnace along the sliding direction of the heating assembly, the inner cavity of the reactor is arranged in a sealing manner, and a sample filler is arranged in the inner cavity of the reactor;
and the material balance is arranged on the reactor and is connected with the sample filler in a matching way.
Optionally, a pressure control device is installed on the reactor, and the reactor is communicated with the inner cavity of the reactor to control the air pressure in the inner cavity of the reactor.
Optionally, the pressure control device includes a pressure supply assembly and a pressure stabilizing assembly, and the pressure supply assembly and the pressure stabilizing assembly are respectively installed at two ends of the reactor in the axial direction.
Optionally, the pressure supply assembly is an air compressor or a gas storage cylinder.
Optionally, the pressure stabilizing assembly is a pressure reducing and stabilizing valve.
Optionally, the reactor is a hollow tube, the material balance is mounted at the end of the hollow tube, and the sample filler is flexibly connected with the material balance.
Optionally, a liquid cooling device is installed on the reactor, and a circulation pipeline is connected to the liquid cooling device and arranged along the side wall of the reactor.
Optionally, the reactor is further provided with an air cooling device, and the air outlet direction of the air cooling device is parallel to the axial direction of the reactor.
Optionally, the reactor is further provided with a gas buffer assembly, the gas buffer assembly is communicated with an inner cavity of the reactor, and a control valve is arranged between the gas buffer assembly and the reactor.
Optionally, the reactor is further provided with a gas pressure detection assembly, and the gas pressure detection assembly is communicated with the inner cavity of the reactor.
The utility model discloses technical scheme has following advantage:
1. the utility model provides a thermochemistry heat storage material performance detection device, include: the heating furnace is provided with a plurality of stages of heating components at intervals along the axial direction in the inner cavity of the heating furnace, and the plurality of stages of heating components are all slidably arranged in the inner cavity of the heating furnace; the reactor penetrates through the heating furnace along the sliding direction of the heating assembly, the inner cavity of the reactor is arranged in a sealing manner, and a sample filler is arranged in the inner cavity of the reactor; and the material balance is arranged on the reactor and is connected with the sample filler in a matching way.
The thermochemical heat storage material performance detection device is used for testing the performance of a heat storage material, reactants are filled into the sample filler in the testing process, the sample filler is connected with the material balance in a matched mode, and the mass of a sample in the sample filler is monitored in real time by the material balance. The heating temperature of the heating components in the heating furnace is controlled, different heating components are heated to different temperatures, and different temperatures can be heated to different temperatures in the sample filler by aligning different heating components with the sample filler in the reactor. When the reading of the material balance is not changed at a certain temperature, the reaction of the thermochemical heat storage material reaches the balance, when the heating component is slid, the heating component at the other temperature is aligned with the sample filler so as to change the temperature of the sample and enable the sample to have a reverse reaction, and when the reading of the material balance is not changed again, the reverse reaction of the thermochemical heat storage material reaches the balance. The thermochemical heat storage material can be subjected to heat storage and release cycle reaction by continuously changing the heating component corresponding to the sample filling device, the thermochemical heat storage material is not required to be heated again after the container is cooled in the reaction overshoot, the waiting time in the heat storage and release cycle reaction test of the thermochemical heat storage material is greatly shortened, and the detection efficiency is improved.
2. The utility model provides a thermochemical heat storage material performance detection device installs pressure control equipment on the reactor, reactor and reactor inner chamber intercommunication to atmospheric pressure in the control reactor inner chamber. So that the thermochemical heat storage material can react under a suitable gas pressure. Thermal performance measurement of the thermochemical heat storage material under variable temperature and pressure conditions is realized; meanwhile, the phenomenon that the reaction is inhibited due to the increase of the air pressure caused by heating or the existence of gaseous products in the reactor in the sample reaction process is avoided.
3. The utility model provides a thermochemical heat storage material performance detection device installs liquid cooling equipment on the reactor, is connected with circulation pipeline on the liquid cooling equipment, and circulation pipeline sets up along the reactor lateral wall. The temperature of the reactor is controlled by the liquid cooling equipment, and when the heating assembly is switched from high temperature to low temperature, the liquid cooling equipment is used for driving a coolant medium to flow in the circulating pipeline, so that the reactor is rapidly cooled, and the waiting time in the test process is reduced.
4. The utility model provides a thermochemical heat storage material performance detection device still installs gaseous buffering subassembly on the reactor, and the inner chamber of gaseous buffering subassembly and reactor communicates, and is provided with the control valve between gaseous buffering subassembly and the reactor. When the performance test is carried out on the thermal chemical heat storage material with the gas reactant, firstly, the gas reactant is fully mixed in the gas buffering assembly and then is introduced into the reactor, and the reaction is carried out at the corresponding temperature. The incomplete reaction caused by uneven mixing of the gas reactants is avoided, and the testing accuracy of the device can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a thermochemical heat storage material performance detection apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a sample filling device provided in an embodiment of the present invention.
Description of reference numerals: 1. a pressure supply assembly; 2. a gas cushion assembly; 3. an air pressure detection assembly; 4. liquid cooling equipment; 5. heating furnace; 6. air cooling equipment; 7. a voltage stabilizing assembly; 8. a material balance; 9. a sample filler; 10. a hollow tube; 11. and a heating assembly.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Fig. 1 and fig. 2 show a device for detecting the performance of a thermochemical heat storage material according to this embodiment, including: a heating furnace 5, a reactor and a material balance 8.
The axial of heating furnace 5 sets up along vertical direction, is provided with tertiary heating element 11 along axial interval in the 5 inner chambers of heating furnace, and tertiary heating element 11 all is through spout structure slidable mounting in the 5 inner chambers of heating furnace, and tertiary heating element 11 is slidable mounting respectively in the spout of three difference, and the spout sets up along vertical direction.
A hollow pipe 10 as a reactor is provided to penetrate the heating furnace 5 in the sliding direction of the heating block 11, and the axis of the heating furnace 5 coincides with the axis of the hollow pipe 10. The inner cavity of the hollow tube 10 is sealed, and a sample filler 9 is arranged in the inner cavity of the hollow tube 10. The material balance 8 is fixedly arranged at the top of the hollow tube 10, and the material balance 8 is flexibly matched and connected with the sample filling device 9 through a hoisting line.
The reactor is provided with a pressure control device, and the reactor is communicated with the inner cavity of the reactor so as to control the air pressure in the inner cavity of the reactor. The pressure control equipment comprises a pressure supply component 1 and a pressure stabilizing component 7, wherein the pressure supply component 1 and the pressure stabilizing component 7 are respectively arranged at two ends of the reactor in the axial direction. The pressure supply assembly 1 can be an air compressor or a gas storage steel cylinder. The gas storage steel cylinder is filled with high-pressure nitrogen or high-pressure inert gas. When the hollow tube 10 is filled with gas through the pressure supply assembly 1, the pressure in the hollow tube 10 is raised to a pressure suitable for reaction. In this embodiment, the pressure stabilizing assembly 7 is a pressure reducing and stabilizing valve, and when the air pressure in the hollow tube 10 is higher than the detection pressure of the pressure stabilizing assembly 7 and is greater than the preset pressure, the exhaust port on the pressure stabilizing assembly 7 is opened to exhaust the hollow tube 10 until the detection pressure is equal to the preset pressure.
The reactor is provided with a liquid cooling device 4, the liquid cooling device 4 is connected with a circulating pipeline, and the circulating pipeline is arranged along the side wall of the reactor. The temperature of the reactor is controlled by the liquid cooling device 4, and when the heating component 11 is switched from high temperature to low temperature, the liquid cooling device 4 is used for driving a coolant medium to flow in the circulating pipeline, so that the reactor is rapidly cooled, and the waiting time in the test process is reduced.
The reactor is also sleeved with an air cooling device 6, and the air outlet direction of the air cooling device 6 is parallel to the axial direction of the reactor. After the reaction is finished, the air cooling equipment 6 is used for rapidly cooling the reactor to room temperature, the sample filling device 9 is taken out, the samples filled in the sample filling device are processed, and the waiting time after the experiment is finished is shortened.
Still install the seal chamber who is gaseous buffering subassembly 2 on the reactor, gaseous buffering subassembly 2 and the inner chamber intercommunication of reactor, and be provided with the control valve between gaseous buffering subassembly 2 and the reactor. When the performance test is carried out on the thermal chemical heat storage material with the gas reactant, firstly, the gas reactant is fully mixed in the gas buffering assembly 2 and then is introduced into the reactor, and the control valve controls the flow rate and the flow rate of the gas entering the hollow tube 10 so as to enable the gas to react at the corresponding temperature. The incomplete reaction caused by uneven mixing of the gas reactants is avoided, and the testing accuracy of the device can be improved. The reactor is also provided with a barometer as an air pressure detection component 3, and the air pressure detection component 3 is communicated with the inner cavity of the reactor and used for monitoring an air pressure signal in the hollow tube 10 in the reaction process in real time.
The thermochemical heat storage material performance detection device provided in this embodiment is further integrated with a collection module, and the collection module is electrically connected with the air pressure detection assembly 3 and the material balance 8 to collect and store a pressure signal detected by the air pressure detection assembly 3 and a mass signal detected by the material balance 8 in real time.
The thermochemical heat storage material performance detection device is used for testing the performance of a heat storage material, reactants are filled into the sample filler 9 in the testing process, the sample filler 9 is connected with the material balance 8 in a matched mode, and the mass of a sample in the sample filler 9 is monitored in real time by the material balance 8. The heating temperature of the heating components 11 in the heating furnace 5 is controlled, so that different heating components 11 are raised to different temperatures, and the different temperatures in the sample filler 9 can be raised by aligning different heating components 11 with the sample filler 9 in the reactor. When the reading of the material balance 8 is unchanged at a certain temperature, the reaction of the thermochemical heat storage material reaches the balance, when the heating component 11 is slid, the heating component 11 at another temperature is aligned with the sample filler 9 to change the temperature of the sample so that the reverse reaction occurs, and when the reading of the material balance 8 is unchanged again, the reverse reaction of the thermochemical heat storage material reaches the balance. The thermochemical heat storage material can be subjected to heat storage and release cycle reaction by continuously changing the heating component 11 corresponding to the sample filler 9, the thermochemical heat storage material is not required to be heated again after the container is cooled in the reaction overshoot, the waiting time in the heat storage and release cycle reaction test of the thermochemical heat storage material is greatly shortened, and the detection efficiency is improved.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. A thermochemical heat storage material performance detection device, comprising:
the heating furnace (5), wherein multiple stages of heating components (11) are axially arranged in an inner cavity of the heating furnace (5) at intervals, and the multiple stages of heating components (11) are all slidably arranged in the inner cavity of the heating furnace (5);
the reactor penetrates through the heating furnace (5) along the sliding direction of the heating assembly (11), the inner cavity of the reactor is arranged in a sealing manner, and a sample filler (9) is arranged in the inner cavity of the reactor;
and the material balance (8) is arranged on the reactor, and the material balance (8) is connected with the sample filling device (9) in a matching way.
2. The thermochemical heat storage material property detection apparatus of claim 1, wherein a pressure control device is installed on the reactor, and the reactor is in communication with the reactor inner chamber to control the gas pressure in the reactor inner chamber.
3. The thermochemical heat storage material performance detection apparatus according to claim 2, wherein the pressure control device comprises a pressure supply assembly (1) and a pressure stabilizing assembly (7), and the pressure supply assembly (1) and the pressure stabilizing assembly (7) are respectively installed at two ends of the reactor in the axial direction.
4. The thermochemical heat storage material performance detecting device according to claim 3, wherein the pressure supply module (1) is an air compressor or a gas storage cylinder.
5. A thermochemical heat storage material property detection apparatus according to claim 3 or 4, characterized in that the pressure stabilizing means (7) is a pressure reducing and stabilizing valve.
6. The thermochemical heat storage material property detection apparatus according to any of claims 1 to 4, wherein the reactor is a hollow tube (10), the material balance (8) is installed at the end of the hollow tube (10), and the sample filler (9) and the material balance (8) are flexibly connected.
7. The thermochemical heat storage material performance detecting apparatus according to any of claims 1 to 4, wherein the reactor is provided with a liquid cooling device (4), and the liquid cooling device (4) is connected with a circulating pipeline which is arranged along the side wall of the reactor.
8. The thermochemical heat storage material performance testing apparatus according to claim 5, wherein an air cooling device (6) is further installed on the reactor, and an air outlet direction of the air cooling device (6) is parallel to an axial direction of the reactor.
9. The thermochemical heat storage material performance detecting device according to any of claims 1 to 4, wherein a gas buffer assembly (2) is further installed on the reactor, the gas buffer assembly (2) is communicated with the inner cavity of the reactor, and a control valve is arranged between the gas buffer assembly (2) and the reactor.
10. The thermochemical heat storage material performance detecting device according to any of claims 1 to 4, wherein a gas pressure detecting component (3) is further mounted on the reactor, and the gas pressure detecting component (3) is communicated with the inner cavity of the reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123252312.6U CN216594639U (en) | 2021-12-22 | 2021-12-22 | Thermochemical heat storage material performance detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123252312.6U CN216594639U (en) | 2021-12-22 | 2021-12-22 | Thermochemical heat storage material performance detection device |
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| Publication Number | Publication Date |
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| CN216594639U true CN216594639U (en) | 2022-05-24 |
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| CN202123252312.6U Active CN216594639U (en) | 2021-12-22 | 2021-12-22 | Thermochemical heat storage material performance detection device |
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- 2021-12-22 CN CN202123252312.6U patent/CN216594639U/en active Active
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