CN219696579U - Battery box and energy storage system - Google Patents
Battery box and energy storage system Download PDFInfo
- Publication number
- CN219696579U CN219696579U CN202320340485.3U CN202320340485U CN219696579U CN 219696579 U CN219696579 U CN 219696579U CN 202320340485 U CN202320340485 U CN 202320340485U CN 219696579 U CN219696579 U CN 219696579U
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- battery
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- battery pack
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- 238000004146 energy storage Methods 0.000 title claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 40
- 239000012530 fluid Substances 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001960 triggered effect Effects 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a battery box and an energy storage system. The battery box comprises a container body, a plurality of battery packs, an air conditioner temperature adjusting unit, a high-voltage cabinet, a low-voltage cabinet and a fire-fighting system. The container body is provided with a battery area and functional areas positioned at two sides of the battery area, and a battery frame is arranged in the battery area. Each battery pack is arranged on the battery frame, and at least two rows and two columns of battery modules are arranged in the battery pack. The battery box adopts a special grouping mode of large battery packs, so that the number of battery packs grouped by the battery box is reduced, corresponding structures such as connecting pieces, wire harnesses and the like are also reduced, and the production cost and the assembly workload are reduced. The battery box can conveniently carry out heat management on each battery pack through the distributed air conditioner temperature adjusting unit, and simultaneously, fire-fighting facilities can be independently configured for each battery pack through the distributed fire-fighting system. If a certain battery pack is locally out of control, the fire protection system is triggered to damage only one battery pack, and other battery packs are not damaged, so that economic loss is reduced.
Description
Technical Field
The utility model belongs to the technical field of energy storage, and particularly relates to a battery box and an energy storage system.
Background
The interior of the existing electric ship battery box is provided with a small battery pack group mode, and only one or two battery modules are usually arranged in the small battery pack. It is therefore often necessary to use a large number of small battery packs mounted on a frame in a ganged manner within the battery box. Each small battery pack needs to have the protection grade of IP67, each small battery pack needs to be separately provided with a mounting seal and a high-low voltage connection structure, and the assembly workload is large and the cost is high. In addition, because of the large number of battery packs, the distributed temperature regulating unit and the fire-fighting system cannot be independently configured. If a certain battery pack is in local thermal runaway to trigger the fire-fighting system, all battery packs in the whole battery box can be damaged, and the economic loss is large.
In view of this, the present utility model has been made.
Disclosure of Invention
The utility model provides a battery box and an energy storage system.
The utility model provides the following technical scheme:
a first object of the present utility model is to provide a battery box including:
the container body is provided with a battery area, a first functional area and a second functional area which are positioned at two sides of the battery area, and a battery frame is arranged in the battery area;
the battery packs are arranged on the battery frame to form at least two layers of battery packs, at least two rows and two columns of battery modules are arranged in the battery packs, and the battery packs are provided with fluid channels and liquid inlets and liquid outlets which are communicated with the flow channels;
the air conditioner temperature adjusting unit is arranged in the first functional area and is provided with a liquid outlet pipeline and a liquid return pipeline, the liquid outlet pipeline is respectively communicated with the liquid inlets of the battery packs, and the liquid return pipeline is respectively communicated with the liquid outlets of the battery packs;
the high-voltage cabinet and the low-voltage cabinet are arranged in the second functional area and are respectively connected with each battery pack;
the fire control system is arranged in the first functional area;
the fire-fighting system is provided with a plurality of fire-fighting pipes, and each fire-fighting pipe is respectively connected with each battery pack.
Optionally, the battery rack comprises at least two rack bodies, and each rack body extends along the length direction of the container body;
each frame body is sequentially arranged along the width direction of the container body;
at least two layers of battery packs are arranged on each frame body.
Optionally, a channel region is formed between two adjacent frame bodies.
Optionally, each frame body includes at least two battery frames, and each battery frame is sequentially arranged at intervals along the longitudinal direction;
the battery frame extends along the length direction of the container body;
and a plurality of battery packs are mounted on each battery frame along the length direction.
Optionally, the container body comprises a container shell;
the battery frame is fixedly connected with the case;
two battery frames adjacent in the longitudinal direction are connected.
Optionally, the battery pack and the battery frame at the bottom are fixedly connected through fasteners;
the battery pack located between the two upper and lower adjacent battery frames is also connected to the battery frame at the top by fasteners.
Optionally, two ends of the container body along the length direction are respectively provided with a first opening and a second opening, the first opening is communicated with the first functional area, and the second opening is communicated with the second functional area;
the container body is connected with a first door body and a second door body, the first door body is used for opening or closing the first opening part, and the second door body is used for opening or closing the second opening part.
A second object of the present utility model is to provide an energy storage system comprising:
a power grid;
a plurality of battery boxes as described above;
the remote control platform is in communication connection with each battery box and controls the battery boxes to be connected or disconnected with the power grid.
By adopting the technical scheme, the utility model has the following beneficial effects:
the battery box can conveniently carry out heat management on each battery pack through the distributed air conditioner temperature adjusting unit, and simultaneously, fire-fighting facilities can be independently configured for each battery pack through the distributed fire-fighting system. If a certain battery pack is locally out of control, the fire protection system is triggered to damage only one battery pack, and other battery packs are not damaged, so that economic loss is reduced.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
fig. 1 is a perspective view showing an internal structure of a battery case according to an embodiment of the present utility model;
fig. 2 is a top view illustrating an internal structure of a battery case according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of an internal structure of a battery pack of the battery box according to the embodiment of the utility model;
fig. 4 is a schematic diagram of an energy storage system with a plurality of battery boxes according to an embodiment of the present utility model.
In the figure: 100. a battery box; 1. a container body; 11. a battery region; 111. a battery holder; 1111. a frame body; 11111. a battery frame; 12. a first functional area; 13. a second functional area; 14. a case shell; 2. a battery pack; 21. a battery module; 3a, a high-voltage cabinet; 3b, a low-voltage cabinet; 4. a fire tube; 5. a channel region; 200. an energy storage system.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or component 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 utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, 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; either directly or indirectly via an intermediate 12 medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1 to 4, a first embodiment of the present utility model provides a battery box 100, including: the fire-fighting system comprises a container body 1, a plurality of battery packs 2, an air conditioner temperature adjusting unit, a high-voltage cabinet 3a, a low-voltage cabinet 3b and a fire-fighting system. The container body 1 is provided with a battery area 11, a first functional area 12 and a second functional area 13 which are positioned at two sides of the battery area 11, and a battery frame 111 is arranged in the battery area 11. Each battery pack 2 is mounted on the battery frame 111 to form at least two layers of battery packs 2 on the battery frame 111, at least two rows and two columns of battery modules 21 are arranged in the battery packs 2, and the battery packs 2 are provided with a fluid channel and a liquid inlet and a liquid outlet which are communicated with the fluid channel. The air conditioner temperature adjusting unit is arranged in the first functional area and is provided with a liquid outlet pipeline and a liquid return pipeline, the liquid outlet pipeline is respectively communicated with the liquid inlets of the battery packs 2, and the liquid return pipeline is respectively communicated with the liquid outlets of the battery packs 2. The high-voltage cabinet 3a and the low-voltage cabinet 3b are both arranged in the second functional area 13, and the high-voltage cabinet 3a and the low-voltage cabinet 3b are respectively and electrically connected with each battery pack 2. The fire protection system is arranged in the first functional area 12. The fire-fighting system has a plurality of fire-fighting pipes 4, and each fire-fighting pipe 4 is connected to each battery pack 2. The battery box 100 adopts a special grouping mode of large battery packs 2, so that the number of the battery packs 2 in the battery box 100 is reduced, corresponding structures such as connecting pieces, wire harnesses and the like are also reduced, and the production cost and the assembly workload are reduced.
The air conditioner temperature adjusting unit is provided with a liquid outlet pipeline and a liquid return pipeline. The battery pack 2 is provided with a fluid channel, and a liquid inlet and a liquid outlet which are communicated with the circulation channel. The liquid outlet pipelines of the air conditioner temperature regulating unit are respectively communicated with the liquid inlets of the battery packs 2, and the liquid return pipelines of the air conditioner temperature regulating unit are respectively communicated with the liquid outlets of the battery packs 2. The liquid of the air conditioner temperature regulating unit flows into the liquid inlet of the battery pack 2 through the liquid outlet pipeline, circulates to the liquid outlet of the battery pack 2 through the fluid channel of the battery pack 2, and then flows into the liquid return pipeline of the air conditioner temperature regulating unit, so that each battery pack 2 forms a complete loop, the liquid flowing into the fluid channel can exchange heat with the inside of the battery pack 2, and the air conditioner temperature regulating unit can perform liquid cooling and liquid heating circulation on each battery pack 2 and perform heat management on the battery module 21 of each battery pack 2.
Referring to fig. 2, the fire protection system is connected to each of the battery packs 2 through each of the fire protection pipes 4, respectively, such that each of the battery packs 2 has an independently controlled fire protection facility. If one of the battery packs 2 is out of control, the fire-fighting system can spray or irrigate fire-extinguishing agent to the battery pack 2 alone, so that other battery packs 2 are prevented from suffering loss, and economic loss is reduced. For example, each fire tube 4 has an on-off valve, and fire-fighting operations can be controlled to be performed on different battery packs by controlling the on-off of the on-off valve.
Referring to fig. 1, in one possible embodiment, the battery rack 111 includes at least two racks 1111, and each of the racks 1111 extends along the length of the container body 1. Each of the frame bodies 1111 is disposed in sequence along the width direction of the container body 1. At least two layers of battery packs 2 are mounted on each of the frame bodies 1111.
As shown in fig. 1 and 2, a channel region 5 is formed between two adjacent frame bodies 1111. The arrangement of the channel area 5 is convenient for the staff to install the battery pack 2 on the frame 1111 and to maintain and overhaul the battery pack 2 later.
In one possible embodiment, each of the frames 1111 includes at least two battery frames 11111, and the battery frames 11111 are sequentially spaced apart in a longitudinal direction. The battery frame 11111 extends along the length of the container body 1. Each of the battery frames 11111 has a plurality of battery packs 2 mounted thereon in a longitudinal direction. The battery frame 11111 can be formed by welding square steel tube section steel, and has reliable strength, low cost and mature process. The battery frame 11111 may implement a multi-layer stack. For example, in this embodiment, two layers are stacked, and three battery packs 2 may be mounted on each of the battery frames 11111 along the length direction.
The container body 1 includes a case 14. The battery frame 11111 is fixedly connected to the housing 14. Two battery frames 11111 adjacent in the longitudinal direction are connected. For example, the battery frames 11111 have pillars on both sides, and the battery frames 11111 adjacent to each other up and down are connected by the pillars, so that the battery frames are connected as a whole, and the structural stability is good.
The battery pack 2 and the battery frame 11111 at the bottom are connected and fixed by fasteners. The battery pack 2 located between two battery frames 11111 adjacent to each other above and below is also connected to the battery frame 11111 at the top by fasteners. The battery pack 2 is secured by fasteners to prevent the battery pack 2 from rocking relative to the battery frame 11111. Wherein the fastener may be a bolt.
The container body 1 is provided with a first opening and a second opening along two ends of the length direction respectively, the first opening is communicated with the first functional area 12, and the second opening is communicated with the second functional area 13. The container body 1 is connected with a first door body and a second door body, the first door body is used for opening or closing the first opening part, and the second door body is used for opening or closing the second opening part. The first functional area 12 is provided with the air conditioning and temperature regulating unit and the fire protection system, and the second functional area 13 is provided with a high-voltage cabinet 3a and a low-voltage cabinet 3b. When the first functional area 12 or the second functional area 13 is installed or overhauled, the first door body or the second door body can be opened, so that a worker can conveniently enter the first functional area 12 or the second functional area 13. After the installation or maintenance of the internal devices in the first functional area 12 or the second functional area 13 is finished, the first door body or the second door body may be closed to close the first opening or the second opening, so as to prevent dust, foreign matters, etc. from entering the first functional area 12 or the second functional area 13 to affect the normal operation of the internal devices.
The battery management system BMS, the monitoring system, the high-voltage execution unit, the MSD and other components are arranged in the high-voltage cabinet 3a and the low-voltage cabinet 3b, and the components are connected with the battery packs 2 and the fire protection system through high-voltage and low-voltage wire harnesses to control, monitor and execute the functions of battery charging and discharging operation.
The battery box 100 of the utility model not only can be applied to electric ships, but also can be flexibly combined and applied to the fields of various heavy trucks, engineering machinery and the like, and has strong universality.
Example two
Referring to fig. 4, a second embodiment of the present utility model provides an energy storage system 200, including: the power grid, a plurality of battery boxes 100 as described above, and a remote control platform. The remote control platform is in communication connection with each battery box 100, and controls the battery boxes 100 to be connected or disconnected with the power grid.
After the plurality of battery boxes 100 are connected into a power grid through different combinations, strings and parallel connection, the power grid is connected with an energy storage converter PCS, an alternating current circuit breaker, an alternating current ammeter, a transformer and the like, the power grid or a small commercial body can be provided with energy by switching into the energy storage system 200 under the control and unified scheduling of a remote control platform, and the power battery is converted into the energy storage battery, so that peak clipping and valley filling are realized, and resources are saved.
The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present utility model without departing from the scope of the utility model.
Claims (8)
1. A battery box, comprising:
the container body is provided with a battery area, a first functional area and a second functional area which are positioned at two sides of the battery area, and a battery frame is arranged in the battery area;
the battery packs are arranged on the battery frame to form at least two layers of battery packs, at least two rows and two columns of battery modules are arranged in the battery packs, and the battery packs are provided with fluid channels and liquid inlets and liquid outlets which are communicated with the fluid channels;
the air conditioner temperature adjusting unit is arranged in the first functional area and is provided with a liquid outlet pipeline and a liquid return pipeline, the liquid outlet pipeline is respectively communicated with the liquid inlets of the battery packs, and the liquid return pipeline is respectively communicated with the liquid outlets of the battery packs;
the high-voltage cabinet and the low-voltage cabinet are arranged in the second functional area and are respectively connected with each battery pack;
the fire-fighting system is arranged in the first functional area and is provided with a plurality of fire-fighting pipes, and each fire-fighting pipe is connected with each battery pack respectively.
2. The battery box of claim 1, wherein the battery rack comprises at least two racks, each of the racks extending along a length of the container;
each frame body is sequentially arranged along the width direction of the container body;
at least two layers of battery packs are arranged on each frame body.
3. The battery box of claim 2, wherein a channel region is formed between two adjacent frames.
4. The battery box according to claim 2, wherein each of the frame bodies comprises at least two battery frames, and the battery frames are sequentially arranged at intervals in the longitudinal direction;
the battery frame extends along the length direction of the container body;
and a plurality of battery packs are mounted on each battery frame along the length direction.
5. The battery compartment of claim 4, wherein the container body comprises a housing;
the battery frame is fixedly connected with the case;
two battery frames adjacent in the longitudinal direction are connected.
6. The battery box of claim 4, wherein the battery pack and the battery frame at the bottom are fixedly connected by fasteners;
the battery pack located between the two upper and lower adjacent battery frames is also connected to the battery frame at the top by fasteners.
7. The battery box according to claim 1, wherein a first opening and a second opening are respectively provided at both ends of the container body in the length direction, the first opening being communicated with the first functional area, the second opening being communicated with the second functional area;
the container body is connected with a first door body and a second door body, the first door body is used for opening or closing the first opening part, and the second door body is used for opening or closing the second opening part.
8. An energy storage system, comprising:
a power grid;
a plurality of battery boxes according to any one of claims 1 to 7;
the remote control platform is in communication connection with each battery box and controls the battery boxes to be connected or disconnected with the power grid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340485.3U CN219696579U (en) | 2023-02-28 | 2023-02-28 | Battery box and energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320340485.3U CN219696579U (en) | 2023-02-28 | 2023-02-28 | Battery box and energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219696579U true CN219696579U (en) | 2023-09-15 |
Family
ID=87945256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320340485.3U Active CN219696579U (en) | 2023-02-28 | 2023-02-28 | Battery box and energy storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219696579U (en) |
-
2023
- 2023-02-28 CN CN202320340485.3U patent/CN219696579U/en active Active
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