CN220023404U - Energy storage thermal management device using falling film evaporator - Google Patents
Energy storage thermal management device using falling film evaporator Download PDFInfo
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- CN220023404U CN220023404U CN202223350694.0U CN202223350694U CN220023404U CN 220023404 U CN220023404 U CN 220023404U CN 202223350694 U CN202223350694 U CN 202223350694U CN 220023404 U CN220023404 U CN 220023404U
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- film evaporator
- falling film
- circulation loop
- energy storage
- output
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- 239000011552 falling film Substances 0.000 title claims abstract description 108
- 238000004146 energy storage Methods 0.000 title claims abstract description 45
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 39
- 229910052802 copper Inorganic materials 0.000 claims description 39
- 239000010949 copper Substances 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 31
- 239000003507 refrigerant Substances 0.000 claims description 27
- 239000010408 film Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Abstract
The utility model provides an energy storage thermal management device using a falling film evaporator, comprising: a first circulation loop configured to exchange heat with the falling film evaporator through the compressor and the condenser; a second circulation loop configured to include an electrical component capable of exchanging heat with the falling film evaporator; and a falling film evaporator configured to transfer heat between the first circulation loop and the second circulation loop.
Description
Technical Field
The utility model relates to the technical field of heat management, in particular to an energy storage heat management device using a falling film evaporator.
Background
At present, a plate heat exchanger is generally adopted as an evaporator by an energy storage heat management host in the market, and the heat storage heat management host has compact structure, high efficiency, high cost, narrow flow channels in the plate heat exchange and easy blockage, so that the heat management host is not friendly to the requirements of long service life.
Disclosure of Invention
The utility model aims to provide an energy storage heat management device using a falling film evaporator, so as to at least partially solve the problem of the existing energy storage heat management host caused by the selection of a plate heat exchanger.
In order to solve the above technical problems, the present utility model provides an energy storage thermal management device using a falling film evaporator, comprising:
a first circulation loop configured to exchange heat with the falling film evaporator through the compressor and the condenser;
a second circulation loop configured to include an electrical component capable of exchanging heat with the falling film evaporator; and
a falling film evaporator is configured to transfer heat between the first circulation loop and the second circulation loop.
Optionally, in the energy storage thermal management device using a falling film evaporator, the falling film evaporator includes a first input end and a first output end for flowing the refrigerant liquid, a plurality of copper tubes are distributed in parallel inside the falling film evaporator, and the falling film evaporator includes a second input end and a second output end which are communicated with the copper tubes for passing the heat exchange medium through the copper tubes.
Optionally, in the energy storage thermal management device using a falling film evaporator, a first input end of the falling film evaporator is located above the copper pipe, a first output end of the falling film evaporator is located above the copper pipe, and an absorption device is arranged at an outlet of the falling film evaporator;
after the refrigerant liquid enters the first input end, the refrigerant liquid drops on the copper pipe under the action of gravity and forms a liquid film on the copper pipe;
the vaporized refrigerant gas is drawn into the first output by the absorbing means to exit the falling film evaporator.
Optionally, in the energy storage heat management device using a falling film evaporator, the first circulation loop further includes:
a throttling device is configured to be connected between the output of the condenser and the first input of the falling film evaporator.
Optionally, in the energy storage heat management device using the falling film evaporator, the throttling device comprises an electronic expansion valve, a capillary tube and/or a throttling tube, and is used for reducing the gas pressure to reduce the boiling point so as to achieve the purpose of evaporation.
Optionally, in the energy storage thermal management device using the falling film evaporator, in the first circulation loop, the high-temperature and high-pressure gas refrigerant coming out of the compressor is condensed into a high-pressure liquid refrigerant through the condenser, the high-pressure liquid refrigerant enters the falling film evaporator as a refrigerant liquid after being throttled by the electronic expansion valve, the refrigerant liquid forms a liquid film on the surface of a copper pipe inside the falling film evaporator, and the liquid film is heated and evaporated by a heat exchange medium in the copper pipe and then returns to the compressor.
Optionally, in the energy storage heat management device using a falling film evaporator, the second circulation loop further includes:
a water pump is configured to be connected between an output of the electrical component and a second input of the falling film evaporator.
Optionally, in the energy storage thermal management device using a falling film evaporator, in the second circulation loop, a heat exchange medium coming out of the electrical component enters an internal copper pipe of the falling film evaporator through a water pump, and the heat exchange medium in the copper pipe evaporates a liquid thin film on the surface of the copper pipe and is cooled, and returns to the electrical component to radiate heat of the electrical component.
Optionally, in the energy storage heat management device using a falling film evaporator, the first circulation loop further includes:
a temperature sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or between the output of the compressor and the input of the condenser;
a pressure sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or the output of the compressor and the input of the condenser.
Optionally, in the energy storage heat management device using a falling film evaporator, the first circulation loop further includes:
a fan configured to be mounted on the condenser.
In the energy storage heat management device using the falling film evaporator, heat is transferred between the first circulation loop and the second circulation loop through the falling film evaporator, the compressor and the condenser in the first circulation loop take away the heat of the falling film evaporator, the falling film evaporator takes away the heat of the electric component in the second circulation loop, the falling film evaporator is used as a heat exchange device for heat dissipation, the falling film evaporator has a simple structure, the heat exchange efficiency is higher than that of a common flooded or dry heat exchanger, the cost is lower than that of a plate heat exchanger, the selected evaporator of the energy storage heat management host is more reasonable, the cost and the heat exchange efficiency are optimal, and the system operation reliability is improved by reducing the structural complexity of the heat exchange device.
Drawings
FIG. 1 is a schematic diagram of a thermal management device for energy storage using a falling film evaporator according to an embodiment of the present utility model.
Detailed Description
The utility model is further elucidated below in connection with the embodiments with reference to the drawings.
It should be noted that the components in the figures may be shown exaggerated for illustrative purposes and are not necessarily to scale. In the drawings, identical or functionally identical components are provided with the same reference numerals.
In the present utility model, unless specifically indicated otherwise, "disposed on …", "disposed over …" and "disposed over …" do not preclude the presence of an intermediate therebetween. Furthermore, "disposed on or above" … merely indicates the relative positional relationship between the two components, but may also be converted to "disposed under or below" …, and vice versa, under certain circumstances, such as after reversing the product direction.
In the present utility model, the embodiments are merely intended to illustrate the scheme of the present utility model, and should not be construed as limiting.
In the present utility model, the adjectives "a" and "an" do not exclude a scenario of a plurality of elements, unless specifically indicated.
It should also be noted herein that in embodiments of the present utility model, only a portion of the components or assemblies may be shown for clarity and simplicity, but those of ordinary skill in the art will appreciate that the components or assemblies may be added as needed for a particular scenario under the teachings of the present utility model. In addition, features of different embodiments of the utility model may be combined with each other, unless otherwise specified. For example, a feature of the second embodiment may be substituted for a corresponding feature of the first embodiment, or may have the same or similar function, and the resulting embodiment may fall within the scope of disclosure or description of the utility model.
It should also be noted herein that, within the scope of the present utility model, the terms "identical", "equal" and the like do not mean that the two values are absolutely equal, but rather allow for some reasonable error, that is, the terms also encompass "substantially identical", "substantially equal". By analogy, in the present utility model, the term "perpendicular", "parallel" and the like in the table direction also covers the meaning of "substantially perpendicular", "substantially parallel".
The numbers of the steps of the respective methods of the present utility model are not limited to the order of execution of the steps of the methods. The method steps may be performed in a different order unless otherwise indicated.
The utility model relates to a heat management device for energy storage using a falling film evaporator, which is further described in detail below with reference to the accompanying drawings and specific examples. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.
The utility model aims to provide an energy storage heat management device using a falling film evaporator, which aims to solve the problem that the existing energy storage heat management host machine adopts an improper evaporator.
To achieve the above object, the present utility model provides an energy storage thermal management device using a falling film evaporator, comprising: a first circulation loop configured to exchange heat with the falling film evaporator through the compressor and the condenser; a second circulation loop configured to include an electrical component capable of exchanging heat with the falling film evaporator; and a falling film evaporator configured to transfer heat between the first circulation loop and the second circulation loop.
Fig. 1 provides an embodiment of the present utility model, which provides an energy storage thermal management device using a falling film evaporator, as shown in fig. 1, comprising: a first circulation loop configured to exchange heat with the falling film evaporator through the compressor and the condenser; a second circulation loop configured to include an electrical component (e.g., a battery component shown in fig. 1) capable of exchanging heat with the falling film evaporator; and a falling film evaporator configured to transfer heat between the first circulation loop and the second circulation loop.
In the energy storage heat management device using the falling film evaporator, as shown in fig. 1, the falling film evaporator comprises a first input end and a first output end for the refrigerant liquid to flow through, a plurality of copper pipes are distributed in parallel in the falling film evaporator, and the falling film evaporator comprises a second input end and a second output end which are communicated with the copper pipes for the heat exchange medium to pass through the copper pipes. In the energy storage heat management device using the falling film evaporator, a first input end of the falling film evaporator is positioned above a copper pipe, a first output end of the falling film evaporator is positioned above the copper pipe, and an absorption device is arranged at an outlet of the falling film evaporator; after the refrigerant liquid enters the first input end, the refrigerant liquid drops on the copper pipe under the action of gravity and forms a liquid film on the copper pipe; the vaporized refrigerant gas is drawn into the first output by the absorbing means to exit the falling film evaporator.
Specifically, in the energy storage heat management apparatus using a falling film evaporator, the first circulation loop further includes: a throttling device is configured to be connected between the output of the condenser and the first input of the falling film evaporator. In the energy storage heat management device using the falling film evaporator, the throttling device comprises an electronic expansion valve, a capillary tube or a throttling tube and is used for reducing the gas pressure to reduce the boiling point so as to achieve the purpose of evaporation.
In the energy storage heat management device using the falling film evaporator, in the first circulation loop, the high-temperature and high-pressure gas refrigerant from the compressor is condensed into a high-pressure liquid refrigerant through the condenser, the high-pressure liquid refrigerant enters the falling film evaporator as refrigerant liquid after being throttled by the electronic expansion valve EXV, and the refrigerant liquid forms a liquid film on the surface of a copper pipe in the falling film evaporator, is heated and evaporated by a heat exchange medium in the copper pipe and then returns to the compressor.
Specifically, in the energy storage heat management apparatus using a falling film evaporator, the second circulation loop further includes: a water pump is configured to be connected between an output of the electrical component and a second input of the falling film evaporator. In the energy storage heat management device using the falling film evaporator, in the second circulation loop, a heat exchange medium coming out of the electric component enters an inner copper pipe of the falling film evaporator through a water pump, and the heat exchange medium in the copper pipe is cooled after evaporating a liquid thin film on the surface of the copper pipe and returns to the electric component to radiate heat of the electric component.
Further, in the energy storage heat management apparatus using a falling film evaporator, the first circulation loop further includes: a temperature sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or between the output of the compressor and the input of the condenser; a pressure sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or the output of the compressor and the input of the condenser. In the energy storage heat management device using a falling film evaporator, the first circulation loop further comprises: a fan configured to be mounted on the condenser.
In the energy storage heat management device using the falling film evaporator, heat is transferred between the first circulation loop and the second circulation loop through the falling film evaporator, the compressor and the condenser in the first circulation loop take away the heat of the falling film evaporator, the falling film evaporator takes away the heat of the electric component in the second circulation loop, the falling film evaporator is used as a heat exchange device for heat dissipation, the falling film evaporator has a simple structure, the heat exchange efficiency is higher than that of a common flooded or dry heat exchanger, the cost is lower than that of a plate heat exchanger, the selected evaporator of the energy storage heat management host is more reasonable, the cost and the heat exchange efficiency are optimal, and the system operation reliability is improved by reducing the structural complexity of the heat exchange device.
In summary, the above embodiments describe in detail different configurations of the energy storage thermal management device using the falling film evaporator, and of course, the present utility model includes, but is not limited to, the configurations listed in the above embodiments, and any modifications based on the configurations provided in the above embodiments fall within the scope of the present utility model. One skilled in the art can recognize that the above embodiments are illustrative.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the system disclosed in the embodiment, the description is relatively simple because of corresponding to the method disclosed in the embodiment, and the relevant points refer to the description of the method section.
The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.
Claims (8)
1. An energy storage thermal management device using a falling film evaporator, comprising:
a first circulation loop configured to exchange heat with the falling film evaporator through the compressor and the condenser;
a second circulation loop configured to include an electrical component capable of exchanging heat with the falling film evaporator; and
a falling film evaporator configured to transfer heat between the first circulation loop and the second circulation loop, wherein the falling film evaporator comprises a first input end and a first output end for refrigerant liquid to flow through, a plurality of copper tubes are distributed in parallel inside the falling film evaporator, the falling film evaporator comprises a second input end and a second output end which are communicated with the copper tubes for heat exchange medium to pass through the copper tubes,
the first input end of the falling film evaporator is positioned above the copper pipe, the first output end of the falling film evaporator is positioned above the copper pipe, and the outlet of the falling film evaporator is provided with an absorption device;
the copper tube is configured such that the refrigerant liquid forms a liquid film on the copper tube after entering the first input end and falling onto the copper tube by gravity and the heat exchange medium within the copper tube evaporates the liquid film;
the absorption device is configured to draw vaporized refrigerant gas into the first output to exit the falling film evaporator.
2. The energy storage thermal management apparatus using a falling film evaporator as set forth in claim 1, wherein said first circulation loop further comprises:
a throttling device is configured to be connected between the output of the condenser and the first input of the falling film evaporator.
3. The energy storage thermal management device using a falling film evaporator according to claim 2, wherein the throttling device comprises an electronic expansion valve, a capillary tube and/or a throttling tube for reducing the gas pressure.
4. The energy storage heat management apparatus using a falling film evaporator according to claim 3, wherein in the first circulation loop, the compressor is configured to output a high-temperature high-pressure gas refrigerant, the condenser is configured to condense the high-temperature high-pressure gas refrigerant into a high-pressure liquid refrigerant, the electronic expansion valve is configured to throttle the high-pressure liquid refrigerant, and the falling film evaporator is configured to cause the refrigerant liquid entering the falling film evaporator as the refrigerant liquid to form a liquid film on the surface of copper tubes inside the falling film evaporator and to return to the compressor after being heated and evaporated by a heat exchange medium inside the copper tubes.
5. The energy storage thermal management apparatus using a falling film evaporator as set forth in claim 4, wherein said second circulation loop further comprises:
a water pump is configured to be connected between an output of the electrical component and a second input of the falling film evaporator.
6. The energy storage thermal management apparatus using a falling film evaporator according to claim 5, wherein in the second circulation loop, the water pump is configured to input the heat exchange medium coming out of the electrical component into an internal copper pipe of the falling film evaporator, the copper pipe is configured to evaporate a liquid thin film on a surface of the copper pipe by the heat exchange medium in the copper pipe and return the cooled heat exchange medium to the electrical component to dissipate heat of the electrical component.
7. The energy storage thermal management apparatus using a falling film evaporator as set forth in claim 5, wherein the first circulation loop further comprises:
a temperature sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or between the output of the compressor and the input of the condenser;
a pressure sensor configured to be connected between the first output of the falling film evaporator and the input of the compressor and/or the output of the compressor and the input of the condenser.
8. The energy storage thermal management apparatus using a falling film evaporator as set forth in claim 5, wherein the first circulation loop further comprises:
a fan configured to be mounted on the condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223350694.0U CN220023404U (en) | 2022-12-14 | 2022-12-14 | Energy storage thermal management device using falling film evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223350694.0U CN220023404U (en) | 2022-12-14 | 2022-12-14 | Energy storage thermal management device using falling film evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220023404U true CN220023404U (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223350694.0U Active CN220023404U (en) | 2022-12-14 | 2022-12-14 | Energy storage thermal management device using falling film evaporator |
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| CN (1) | CN220023404U (en) |
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- 2022-12-14 CN CN202223350694.0U patent/CN220023404U/en active Active
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