Disclosure of utility model
The embodiment of the utility model aims to provide an energy storage cabin heat dissipation device, an energy storage cabin and an energy storage vehicle, which can solve the problems that an air conditioner occupies a larger space and has higher energy consumption in a heat dissipation scheme of cooling an additional air conditioning system in the related art.
In order to solve the technical problems, the utility model is realized as follows:
In a first aspect, an embodiment of the present utility model provides a heat dissipation device for an energy storage cabin, including a cabin body, a first fan and a second fan;
An air inlet cabin and a heat dissipation cabin are separated from the cabin body, the air inlet cabin is provided with an air inlet communicated with the outside, an air outlet of the air inlet cabin is communicated with the air inlet of the heat dissipation cabin, and an installation space of an energy storage device is provided in the heat dissipation cabin;
The first fan is arranged in the installation space and used for leading gas from the air inlet cabin to the heat dissipation cabin to dissipate heat of the energy storage device, and the second fan is arranged at an air outlet of the heat dissipation cabin and used for discharging the gas in the heat dissipation cabin.
Optionally, an exhaust cabin is further partitioned in the cabin body;
The air inlet of the exhaust cabin is communicated with the air outlet of the heat dissipation cabin, and the air outlet of the exhaust cabin is communicated with the outside.
Optionally, a third fan is further included;
The third fan is arranged at the air outlet of the exhaust cabin and is used for exhausting the air in the exhaust cabin.
Optionally, a baffle component is arranged in the cabin body;
The baffle component is positioned between the air inlet cabin and the heat dissipation cabin to isolate an air outlet of the air inlet cabin from an area outside an air inlet of the heat dissipation cabin.
Optionally, the baffle assembly includes a first baffle and a second baffle that are connected to each other;
the first partition plate and the second partition plate are provided with an included angle, the first partition plate is located on one side face adjacent to the air outlet of the air inlet cabin, and the second partition plate is located on the other side face adjacent to the air outlet of the air inlet cabin.
Optionally, the air conditioner further comprises at least two air channels, wherein the number of the air channels is at least two;
The air duct is connected between the radiating cabins of the two cabins, and the radiating cabins of the two cabins are communicated.
Optionally, a third separator is further included;
the third partition board is connected with the cabin body, the third partition board is arranged on the circumference of the opening of the side face of the cooling cabin, and the third partition board is used for being connected with the wall body of the energy storage cabin, so that the opening of the side face of the cooling cabin is shielded by the third partition board and the wall body of the energy storage cabin.
In a second aspect, an embodiment of the present utility model further provides an energy storage cabin, including an energy storage device and a heat dissipation device of the energy storage cabin described in any one of the above;
the energy storage device is fixed in the cooling cabin.
Optionally, an air inlet hole is formed in one end of the energy storage device, one end of the energy storage device is located at an air inlet of the cooling cabin, and the other end of the energy storage device is connected with the first fan.
In a third aspect, an embodiment of the present utility model further provides an energy storage vehicle, including any one of the energy storage tanks described above.
The heat dissipation device of the energy storage cabin provided by the embodiment of the utility model comprises a cabin body, a first fan and a second fan. The air inlet cabin and the heat dissipation cabin are separated from each other through a baffle structure in the cabin body. The air inlet cabin is isolated from the air outlet communication part of the heat dissipation cabin at other positions. The air inlet of the air inlet cabin is communicated with the outside, the air outlet of the air inlet cabin is communicated with the air inlet of the heat dissipation cabin, and the first fan and the second fan are arranged in the heat dissipation cabin. The energy storage device is fixed in the installation space of the radiating cabin, external colder gas enters from the air inlet of the air inlet cabin, the gas enters the radiating cabin under the guidance of the first fan, heat exchange occurs when the gas flows through the energy storage device, the temperature of the energy storage device is reduced, and the gas with the increased temperature is discharged from the air outlet of the radiating cabin under the guidance of the second fan. Therefore, the utility model adopts a natural air cooling radiating mode, and realizes airflow flowing under the action of the fan by designing the air inlet cabin and the radiating cabin which are mutually isolated, so that heat exchange is carried out with the energy storage device, and the temperature of the energy storage device is effectively reduced.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present utility model may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
The power distribution cabinet and the energy storage vehicle provided by the embodiment of the utility model are described in detail through specific embodiments and application scenes thereof by combining the accompanying drawings.
Referring to fig. 1 and 3, an embodiment of the utility model provides a heat dissipating device of an energy storage cabin, comprising a cabin body 1, a first fan 21 and a second fan 22, wherein an air inlet cabin 11 and a heat dissipating cabin 12 are separated from each other in the cabin body 1, the air inlet cabin 11 is provided with an air inlet communicated with the outside, an air outlet of the air inlet cabin 11 is communicated with the air inlet of the heat dissipating cabin 12, an installation space of an energy storage device 3 is provided in the heat dissipating cabin 12, the first fan 21 is arranged in the installation space and is used for guiding air from the air inlet cabin 11 to the heat dissipating cabin 12 to dissipate heat of the energy storage device 3, and the second fan 22 is arranged at the air outlet of the heat dissipating cabin 12 and is used for discharging the air in the heat dissipating cabin 12.
Specifically, as shown in fig. 1 and 3, the cabin 1 is a main body for mounting an energy storage device in a mobile energy storage vehicle, has a fixed supporting and mounting function, and is a frame structure formed by overlapping a plurality of cross beams and longitudinal beams. The cabin body 1 is internally divided into an air inlet cabin 11 and a heat dissipation cabin 12 through a partition plate or beam structure. The air inlet of the air inlet cabin 11 is communicated with the outside, and the air outlet of the air inlet cabin 11 is communicated with the air inlet of the heat dissipation cabin 12. When the heat radiator is applied to an energy storage vehicle, external colder gas enters the air inlet cabin 11 from the bottom of the energy storage vehicle through the air inlet of the air inlet cabin 11. The heat dissipation cabin 12 is provided with an installation space of the energy storage device 3, and the energy storage device 3 comprises, but is not limited to, a battery pack, a PCS or a capacitor, and generates heat to raise the temperature in the working process, so that the heat dissipation and the temperature lowering are required for ensuring safe operation. The air inlet cabin 11 and the air outlet communication part between the heat dissipation cabin 12 are provided with baffles at other positions, so that cold air entering the air inlet cabin is prevented from being directly discharged from the outlet of the heat dissipation cabin 12 without passing through an energy storage device. The first fan 21 and the second fan 22 are installed in the cooling cabin 12, wherein the first fan 21 is located in the installation space and is correspondingly connected with the energy storage device, and the second fan 22 is located at an air outlet of the cooling cabin 12. It should be noted that the fan may be replaced with a fan having the same effect. The first fan 21 and the second fan 22 are both axial flow fans, the power of the second fan 22 is larger than that of the first fan 21, and the first fan 21 can be a small-sized heat dissipation fan.
In some embodiments, as shown in fig. 1 and 2, the air flow in the cabin is carried out by collecting the cool air from outside through the ventilation opening at the bottom of the energy storage vehicle and entering the air inlet cabin 11 through the air inlet of the air inlet cabin 11. Under the guidance of the first fan 21, the air flows from the air outlet of the air inlet cabin 11 to the air inlet of the heat dissipation cabin 12, and enters the heat dissipation cabin 12. The gas entering the cooling cabin 12 exchanges heat with the energy storage device 3, the temperature of the energy storage device 3 is reduced, the temperature of the gas is increased, and the gas is discharged from the air outlet of the cooling cabin 12 under the guidance of the second fan 22.
According to the heat dissipation device for the energy storage cabin, provided by the embodiment of the utility model, a natural air cooling heat dissipation mode is adopted, the air inlet cabin and the heat dissipation cabin which are isolated from each other are designed, the air flow is realized under the action of the fan, the heat exchange is carried out between the air inlet cabin and the energy storage device, the temperature of the energy storage device is effectively reduced, and compared with the related technology of setting the air conditioner for cooling, the air conditioner is not required to be additionally designed, the occupied space is reduced, and the energy consumption of a system is reduced.
Optionally, referring to fig. 3, an exhaust cabin 13 is further separated from the cabin body 1, an air inlet of the exhaust cabin 13 is communicated with an air outlet of the heat dissipation cabin 12, and an air outlet of the exhaust cabin 13 is communicated with the outside.
Specifically, as shown in fig. 3, the cabin body 1 is provided with an exhaust cabin 13, the exhaust cabin 13 is adjacent to the heat dissipation cabin 12, no energy storage device 3 and other electrical components are installed in the exhaust cabin unlike the heat dissipation cabin 12, the air inlet of the exhaust cabin 13 is communicated with the air outlet of the heat dissipation cabin 12, and the air outlet of the exhaust cabin 13 is communicated with the outside. The air entering the heat dissipation chamber 12 is discharged into the air exhaust chamber 13 from the air outlet of the heat dissipation chamber 12 under the guidance of the second fan 22, and finally is discharged to the outside from the air outlet of the air exhaust chamber 13. The exhaust cabin 13 is arranged, so that sufficient exhaust space is provided, the heat dissipation efficiency is effectively improved, and the temperature of the energy storage device is reduced.
Optionally, referring to fig. 3, a third fan 23 is further included, and the third fan 23 is disposed at an air outlet of the exhaust cabin 13 and is used for exhausting the air in the exhaust cabin 13.
Specifically, as shown in fig. 3, the third fan 23 is disposed at an air outlet of the exhaust chamber 13, and is configured to exhaust the air in the exhaust chamber 13. Therefore, the external cooler air is collected by the ventilation opening at the bottom of the energy storage vehicle, enters the air inlet cabin 11 through the air inlet of the air inlet cabin 11, enters the heat dissipation cabin 12 under the guidance of the first fan 21, and dissipates heat and cools the energy storage device 3. The air is then discharged from the air outlet of the nacelle 12 to the exhaust nacelle 13 under the direction of the second fan 22. Finally, the air in the exhaust compartment 13 is exhausted to the atmosphere under the guidance of the third fan 23. In this embodiment, the third fan 23 is an axial-flow type strong exhaust fan, so as to facilitate exhaust and improve heat dissipation efficiency, and the air outlet of the exhaust cabin 13 is disposed at the top. And the third fan 23 has a higher power than the second fan 22. Optionally, referring to fig. 1 and 2, a baffle assembly 14 is disposed in the cabin body 1, and the baffle assembly 14 is located between the air inlet cabin 11 and the heat dissipation cabin 12 to isolate an air outlet of the air inlet cabin 11 from an area other than an air inlet of the heat dissipation cabin 12.
Specifically, as shown in fig. 1 and 2, a barrier assembly 14 is provided in the cabin 1. In order to realize the sufficient cooling of the energy storage device 3, the air needs to flow from the air outlet of the air inlet cabin 11 to the air inlet of the cooling cabin 12, and the air is subjected to sufficient heat exchange through the energy storage device 3, so that the air channel short circuit is avoided to cause heat dissipation failure, a blocking measure is additionally arranged in the cabin body 1, after the outside colder air is collected by the air vent at the bottom of the energy storage vehicle, the air is prevented from being directly pumped away by the second fan 22 and not passing through the energy storage device 3, a blocking component 14 is arranged to separate the air inlet cabin 11 from the cooling cabin 12, and the structures except the air outlet of the air inlet cabin 11 and the air inlet communication part of the cooling cabin 12 are isolated. The air in the entering air inlet cabin 11 only can flow to the air inlet of the cooling cabin 12 along the design route from the air outlet of the air inlet cabin 11, and flows through the energy storage device 3 to effectively cool and cool the air, so that the cooling efficiency is improved. The baffle assembly 14 may be a unitary structure, or an assembled structure formed by splicing a plurality of baffles.
Optionally, referring to fig. 2, the baffle assembly 14 includes a first partition 141 and a second partition 142 that are connected to each other, where an included angle is formed between the first partition 141 and the second partition 142, the first partition 141 is located on one side adjacent to the air outlet of the air inlet compartment 11, and the second partition 142 is located on the other side adjacent to the air outlet of the air inlet compartment 11.
Specifically, as shown in fig. 2, the barrier assembly 14 of the present embodiment is formed by connecting a first barrier 141 and a second barrier 142. Referring to the illustration of fig. 2, the flow direction of the air in the air intake chamber 11 is along the X direction, which is defined herein as the front-rear direction, the Y direction as the left-right direction, and the Z direction as the up-down direction for convenience of description. The air outlet of the air inlet cabin 11 is located at the front side of the air inlet cabin 11, in order to isolate the air inlet cabin 11 from the heat dissipation cabin 12, the left side, the right side, the upper side and the lower side of the air inlet cabin 11 are respectively provided with a partition board, the first partition board 141 is located at the left side and/or the right side of the air inlet cabin 11, and the second partition board 142 is located at the upper side and/or the lower side of the air inlet cabin 11. The first partition 141 and the second partition 142 have an included angle therebetween, and the included angle may be 60 °, 80 °, or 90 °. The present embodiment sets the included angle to be 90 °, that is, the first partition 141 and the second partition 142 are perpendicular to each other. The first partition 141 and the second partition 142 are used for avoiding gas entering the air inlet cabin 11, and the gas is directly pumped away by the second fan 22 without passing through the energy storage device 3.
Optionally, referring to fig. 2, the air duct 41 is further included, at least two air ducts 1 are provided, and the air duct 41 is connected between the heat dissipation cabins 12 of the two cabin bodies 1 to communicate the heat dissipation cabins 12 of the two cabin bodies 1.
Specifically, as shown in fig. 2, there are at least two tanks 1, each for arranging one distributed PCS. An air duct 41 is arranged between two adjacent cabin bodies 1, one end of the air duct 41 is communicated with the radiating cabin 12 of one cabin body 1, and the other end of the air duct 41 is communicated with the radiating cabin 12 of the other cabin body 1, so that the radiating cabins 12 of the cabin bodies 1 form an integral radiating cavity, gas is conveniently discharged from an air outlet of one exhaust cabin 13, and the exhaust cabin 13 is prevented from being designed for each radiating cabin 12.
Optionally, referring to fig. 2, the cooling system further comprises a third partition board 42, wherein the third partition board 42 is connected with the cabin body 1, the third partition board 42 is arranged in the circumferential direction of the opening on the side surface of the cooling cabin 12, and the third partition board 42 is used for being connected with the wall body of the energy storage cabin, so that the opening on the side surface of the cooling cabin 12 is blocked by the third partition board 42 and the wall body of the energy storage cabin.
Specifically, as shown in fig. 2, the side of the heat sink 12 has an opening, and a third partition 42 is provided between the side opening of the heat sink 12 near the wall and the wall. The third partition 42 is provided along the circumference of the opening of the side face of the heat sink 12 so as to surround the opening. The third partition plate 42 and the wall body cover the opening of the side surface of the cooling cabin 12, and form an air channel in the cooling cabin, and the second fan 22 is positioned in the air channel to exhaust the air in the cooling cabin 12. Therefore, the third partition plate 42 can form an air channel in the heat dissipation cabin 12 by means of the wall body of the energy storage cabin without installing a whole partition plate on the side surface of the heat dissipation cabin 12, so that the material use cost is reduced.
The embodiment of the utility model also provides an energy storage cabin, which comprises the energy storage device 3 and the heat dissipation device of the energy storage cabin in the embodiment, wherein the energy storage device 3 is fixed in the heat dissipation cabin 12.
Specifically, in the energy storage cabin equipped with the heat dissipating device for the energy storage cabin according to the above embodiment, the air cooled by the outside is introduced from the air inlet of the air inlet cabin, and is introduced into the heat dissipating cabin under the guidance of the first fan, and the heat dissipating and cooling are performed on the energy storage device, and the air having a raised temperature is discharged from the air outlet of the heat dissipating cabin under the guidance of the second fan. According to the utility model, a natural air cooling radiating mode is adopted, and through designing the air inlet cabin and the radiating cabin which are isolated from each other, airflow flow is realized under the action of the fan, so that the temperature of the energy storage device is effectively reduced.
Optionally, referring to fig. 1, an air inlet hole 31 is formed at one end of the energy storage device 3, one end of the energy storage device 3 is located at an air inlet of the heat dissipation cabin 12, and the other end of the energy storage device 3 is connected with the first fan 21.
Specifically, as shown in fig. 1, one end of the energy storage device 3 is located at an air inlet of the heat dissipation cabin 12, and an air inlet hole 31 is provided at the end of the energy storage device 3, the air inlet hole 31 is in a polygonal shape, and a plurality of air inlet holes 31 are distributed in an array. The other end of the energy storage device 3 is connected with a first fan 21. Under the guidance of the first fan 21, the external cooler air enters from the air inlet hole 31 of the energy storage device 3, and is discharged into the cooling cabin 12 from the first fan 21. A fourth separator 5 is also provided in the compartment 1 for separating the energy storage device 3 from the upper battery.
The embodiment of the utility model also provides an energy storage vehicle, which comprises the energy storage cabin in any embodiment.
In the energy storage vehicle provided by the embodiment, the energy storage converters are distributed at the bottom of each cluster of batteries, and eight clusters of batteries are generally arranged, because eight cabin bodies 1 are arranged, each cabin body 1 is correspondingly provided with one cluster of batteries and one energy storage converter. The natural air cooling heat dissipation mode is adopted, so that occupied space in the vehicle is reduced, and system energy consumption is reduced.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.