CN208460823U - A kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling - Google Patents
A kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling Download PDFInfo
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- CN208460823U CN208460823U CN201820781635.3U CN201820781635U CN208460823U CN 208460823 U CN208460823 U CN 208460823U CN 201820781635 U CN201820781635 U CN 201820781635U CN 208460823 U CN208460823 U CN 208460823U
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- battery case
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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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Abstract
The utility model discloses a kind of serial ventilation lithium battery group cooling systems of bidirectional ventilated cooling, it is related to heat dissipation of lithium battery field field, multiple rows of battery pack in battery case is set to including battery case and vertical battery case upper and lower side, it is characterized by also including battery case left end adjacent the first import and first outlet is arranged in, first switch valve is provided between first import and first outlet, battery case right end adjacent the second import and second outlet are set, second switch valve is provided between the second import and second outlet；It further include control system.The position that the utility model controls first switch valve by control system, second switch valve is closed, make cooling air alternately enter battery case in a reverse direction to be cooled down, it can be improved the uniformity that battery pack temperature is distributed in aeration structure, and the aeration structure in each direction belongs to serial aeration structure, the performance with low flow resistance.
Description
Technical field
The utility model relates to heat dissipation of lithium battery field more particularly to a kind of serial ventilation lithium batteries of bidirectional ventilated cooling
Group cooling system.
Background technique
Lithium ion battery is a kind of secondary cell for transmitting work between positive electrode and negative electrode by lithium ion, usual cathode
For graphite or lithium titanate, anode is mostly the metal oxide of lithium, and compared to lead-acid battery and nickel-metal hydride battery, lithium ion battery is in function
It has a clear superiority in terms of rate density and energy density, furthermore lithium ion battery also possesses including having extended cycle life, self-discharge rate
The advantages such as low and preferable fast charge ability.But the performance of lithium ion battery is greatly influenced by temperature, and during storage or is used
Cheng Zhongwen, which spends height, will lead to the decaying of its available capacity obviously, and cycle life substantially reduces, and performance decline is very serious.Lithium ion
Battery overheat becomes one of the problem of restricting its application.
Common battery thermal management system includes air hot pipe reason system, liquid heat management system, heat pipe heat management system
System and phase-change material heat management system.Air cooling is using the heat convection between air and battery with heat in walking system
It is also simply most the most common cooling technology that technology, which is a kind of, and there are two types of common air cooling system structures, a kind of serial structure,
The battery of air successively purged each row；Another kind is parallel organization, and air is divided into a plurality of bypass in input end, purges respectively
Every row's battery.In general, the air pressure difference that parallel aeration structure can make to flow through each gap between battery module is consistent,
The air capacity for ensuring to flow through module gap keeps equal, so that the heat for generating each battery module is taken away in time, battery it
Between the temperature difference it is small；But there are the cooling air circulation technical problems that area is small, flow resistance is big.The cooling air circulation of serial aeration structure
Area is big, flow resistance is small, but there are the battery temperature apparent increase of air flowing endpiece, battery pack temperature is easy to cause to be unevenly distributed
Even technical problem.
Utility model content
The utility model aim is exactly to provide a kind of string of bidirectional ventilated cooling to make up defect of the existing technology
Row ventilation lithium battery group cooling system, can be improved the uniformity that battery pack temperature is distributed in serial aeration structure, guarantee lithium electricity
Pond group cooling system has both the small performance of the small temperature difference between battery of flow resistance.
Technical solutions of the utility model are as follows: a kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling, packet
It includes battery case and vertical battery case upper and lower side is set to multiple rows of battery pack in battery case, it is characterised in that: further include setting
In battery case left end adjacent the first import and first outlet, first switch valve is provided between the first import and first outlet,
Battery case right end adjacent the second import and second outlet are set, are provided with second switch between the second import and second outlet
Valve；It further include control system, control system controls first switch valve and closes first outlet, the second import of closing of second switch valve,
Cooling air is divulged information with first direction；Control system controls first switch valve and closes the first import, second switch valve closing second
Outlet, cooling air are divulged information with the second direction opposite with first direction.
Further, air blower is provided in the first import and the second import.
Further, exhaust fan is provided in first outlet and second outlet.
Further, the downside of battery case, the second import and second outlet is arranged in first import and first outlet
The upper side of battery case is set.
Further, the left side of battery case, the second import and second outlet is arranged in first import and first outlet
The right side of battery case is set.
Further, the upper of battery case is arranged in the second import and second outlet in first import and first outlet simultaneously
Side or downside.
Further, the control system is electric-control system, and the first switch valve and second switch valve are electrically-controlled valve.
The utility model has the beneficial effects that: controlling first switch valve by control system, second switch valve is closed
Position makes cooling air alternately enter battery case in a reverse direction and is cooled down, can be improved battery pack in aeration structure
The uniformity of Temperature Distribution, and the aeration structure in each direction belongs to serial aeration structure, the performance with low flow resistance.
Detailed description of the invention
Fig. 1 is the schematic diagram cooling with first direction of the first embodiment of the utility model.
Fig. 2 is the schematic diagram cooling with second direction of the first embodiment of the utility model.
Fig. 3 is the schematic diagram cooling with first direction of the second embodiment of the utility model.
Fig. 4 is the schematic diagram cooling with second direction of the second embodiment of the utility model.
Fig. 5 is the schematic diagram cooling with first direction of the 3rd embodiment of the utility model.
Fig. 6 is the schematic diagram cooling with second direction of the 3rd embodiment of the utility model.
Wherein；1- battery case；2- battery pack；The first import of 3-；4- first outlet；5- first switch valve；The second import of 6-；
7- second outlet；8- second switch valve.
Specific embodiment
Brief description is made to specific embodiment of the present utility model with reference to the accompanying drawing.
First embodiment, a kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling, including battery case 1 and hang down
Straight battery case upper and lower side is set to multiple rows of battery pack 2 in battery case, further includes that setting is adjacent in battery case left end downside
The first import 3 and first outlet 4, be provided with first switch valve 5 between the first import 3 and first outlet 4, be arranged in battery case
Right end upper side adjacent the second import 6 and second outlet 7, are provided with second switch valve between the second import 6 and second outlet 7
8；It further include control system, as shown in Figure 1, control system control first switch valve 5 closes first outlet 4, second switch valve 8 closes
The second import 6 is closed, cooling air is divulged information with first direction；As shown in Fig. 2, control system control first switch valve 5 closes first
Second outlet 7 is closed in import 3, second switch valve 8, and cooling air is divulged information with the second direction opposite with first direction.Pass through control
The position that system processed controls first switch valve 5, second switch valve 8 is closed, enters cooling air alternately in a reverse direction
Battery case is cooled down, and can be improved the uniformity that battery pack temperature is distributed in aeration structure, and the ventilation knot in each direction
Structure belongs to serial aeration structure, the performance with low flow resistance.
In order to promote cooling air to circulate in battery case cooling, air blast is set in the first import 3 and the second import 6
Machine, or exhaust fan is set in first outlet 4 and second outlet 7.
In order to improve control performance, setting control system is electric-control system, and first switch valve 5 and second switch valve 8 are electricity
Control valve.
Second embodiment, a kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling, including battery case 1 and hang down
Straight battery case upper and lower side is set to multiple rows of battery pack 2 in battery case, further includes that setting is adjacent in battery case left end left side
The first import 3 and first outlet 4, be provided with first switch valve 5 between the first import 3 and first outlet 4, be arranged in battery case
Right end right side adjacent the second import 6 and second outlet 7, are provided with second switch valve between the second import 6 and second outlet 7
8；It further include control system, as shown in figure 3, control system control first switch valve 5 closes first outlet 4, second switch valve 8 closes
The second import 6 is closed, cooling air is divulged information with first direction；As shown in figure 4, control system control first switch valve 5 closes first
Second outlet 7 is closed in import 3, second switch valve 8, and cooling air is divulged information with the second direction opposite with first direction.Pass through control
The position that system processed controls first switch valve 5, second switch valve 8 is closed, enters cooling air alternately in a reverse direction
Battery case is cooled down, and can be improved the uniformity that battery pack temperature is distributed in aeration structure, and the ventilation knot in each direction
Structure belongs to serial aeration structure, the performance with low flow resistance.
In order to promote cooling air to circulate in battery case cooling, air blast is set in the first import 3 and the second import 6
Machine, or exhaust fan is set in first outlet 4 and second outlet 7.
In order to improve control performance, setting control system is electric-control system, and first switch valve 5 and second switch valve 8 are electricity
Control valve.
3rd embodiment, a kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling, including battery case 1 and hang down
Straight battery case upper and lower side is set to multiple rows of battery pack 2 in battery case, further include be arranged in battery case left end it is adjacent first
Import 3 and first outlet 4 are provided with first switch valve 5 between first import 3 and first outlet 4, be arranged in battery case right end phase
Adjacent the second import 6 and second outlet 7, is provided with second switch valve 8 between the second import 6 and second outlet 7, described first into
The upper side or downside of battery case is arranged in mouth 3 and first outlet 4 and the second import 6 and second outlet 7 simultaneously；It further include control
System processed, as shown in figure 5, control system control first switch valve 5 closes first outlet 4, second switch valve 8 closes the second import
6, cooling air is divulged information with first direction；As shown in fig. 6, control system control first switch valve 5 closes the first import 3, second
Switch valve 8 closes second outlet 7, and cooling air is divulged information with the second direction opposite with first direction.It is controlled by control system
The position that first switch valve 5, second switch valve 8 are closed makes cooling air alternately enter battery case in a reverse direction and carries out
It is cooling, it can be improved the uniformity that battery pack temperature is distributed in aeration structure, and the aeration structure in each direction belongs to serially
Aeration structure, the performance with low flow resistance.
In order to promote cooling air to circulate in battery case cooling, air blast is set in the first import 3 and the second import 6
Machine, or exhaust fan is set in first outlet 4 and second outlet 7.
In order to improve control performance, setting control system is electric-control system, and first switch valve 5 and second switch valve 8 are electricity
Control valve.
The utility model is not limited to above-mentioned specific embodiment, and various modifications and changes may be made to the present invention.
All foundation the technical essence of the utility model, should all to embodiment of above any modification, equivalent replacement, improvement and so on
Included in the protection scope of the utility model.
Claims (7)
1. a kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling, including on battery case (1) and vertical battery case
Lower wall is set to multiple rows of battery pack (2) in battery case, it is characterised in that: further include be arranged in battery case left end it is adjacent
One import (3) and first outlet (4), are provided with first switch valve (5) between the first import (3) and first outlet (4), and setting exists
Battery case right end adjacent the second import (6) and second outlet (7) are provided between the second import (6) and second outlet (7)
Two switch valves (8)；It further include control system, control system controls first switch valve (5) and closes first outlet (4), second switch
Valve (8) closes the second import (6), so that cooling air is divulged information with first direction；Control system controls first switch valve (5) and closes
First import (3), second switch valve (8) close second outlet (7), so that cooling air is with the second party opposite with first direction
To ventilation.
2. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
It states and is provided with air blower in the first import (3) and the second import (6).
3. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
It states and is provided with exhaust fan in first outlet (4) and second outlet (7).
4. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
It states the first import (3) and the lower wall of battery case is arranged in first outlet (4), the second import (6) and second outlet (7) setting exist
The upper side wall of battery case.
5. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
It states the first import (3) and the left side wall of battery case is arranged in first outlet (4), the second import (6) and second outlet (7) setting exist
The right side wall of battery case.
6. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
State the first import (3) and first outlet (4) and the second import (6) and second outlet (7) while the upper side wall that battery case is set
Or lower wall.
7. the serial ventilation lithium battery group cooling system of bidirectional ventilated cooling according to claim 1, which is characterized in that institute
Stating control system is electric-control system, and the first switch valve (5) and second switch valve (8) are electrically-controlled valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820781635.3U CN208460823U (en) | 2018-05-24 | 2018-05-24 | A kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820781635.3U CN208460823U (en) | 2018-05-24 | 2018-05-24 | A kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling |
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| Publication Number | Publication Date |
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| CN208460823U true CN208460823U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820781635.3U Expired - Fee Related CN208460823U (en) | 2018-05-24 | 2018-05-24 | A kind of serial ventilation lithium battery group cooling system of bidirectional ventilated cooling |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403852A (en) * | 2020-03-28 | 2020-07-10 | 哈尔滨工程大学 | Controllable air-cooled battery thermal management system based on alternative opening and closing |
| GB2597790A (en) * | 2020-08-06 | 2022-02-09 | Hyperdrive Innovation Ltd | Battery pack |
| GB2621994A (en) * | 2022-08-27 | 2024-03-06 | Maritime Systems Ltd | System for managing a build-up of thermal energy |
-
2018
- 2018-05-24 CN CN201820781635.3U patent/CN208460823U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111403852A (en) * | 2020-03-28 | 2020-07-10 | 哈尔滨工程大学 | Controllable air-cooled battery thermal management system based on alternative opening and closing |
| GB2597790A (en) * | 2020-08-06 | 2022-02-09 | Hyperdrive Innovation Ltd | Battery pack |
| GB2597790B (en) * | 2020-08-06 | 2022-12-28 | Hyperdrive Innovation Ltd | Battery pack |
| GB2621994A (en) * | 2022-08-27 | 2024-03-06 | Maritime Systems Ltd | System for managing a build-up of thermal energy |
| GB2622111A (en) * | 2022-08-27 | 2024-03-06 | Maritime Systems Ltd | System for managing a build-up of thermal energy |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20190524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |