CN207098019U - Electrokinetic cell and electric automobile - Google Patents
Electrokinetic cell and electric automobile Download PDFInfo
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- CN207098019U CN207098019U CN201720243379.8U CN201720243379U CN207098019U CN 207098019 U CN207098019 U CN 207098019U CN 201720243379 U CN201720243379 U CN 201720243379U CN 207098019 U CN207098019 U CN 207098019U
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- heating plate
- battery core
- electrokinetic cell
- battery
- heating
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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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The application proposes a kind of electrokinetic cell and electric automobile, wherein, the electrokinetic cell, including:N number of battery core and N number of first heating plate, wherein, N is the positive integer more than 1;N number of first heating plate is arranged on the outside of N number of battery core along the polar orientation of N number of battery core, fitting respectively.By the application provide electrokinetic cell, by directly being heated to battery core, improve to battery core heating speed and efficiency, and make battery core it is heated evenly, so as to improve the charging-discharging performances of battery core at low temperature.
Description
Technical field
The application is related to field of new energy technologies, more particularly to a kind of electrokinetic cell and electric automobile.
Background technology
Recently, low-carbon, energy-conservation, emission reduction have turned into the core competitiveness of the technology of industry-by-industry.In automobile industry, electronic vapour
Car is increasing in the proportion that whole automotive field occupies with its green, the characteristic of environmental protection.Electric automobile mainly leans on electrokinetic cell
Power is provided, the various electrical equipments in electric automobile are also to provide energy by electrokinetic cell.
Limited generally, due to power battery material, the performance of electrokinetic cell can not also meet low temperature and the equal energy of hot environment
Keep good charging-discharging performances.Therefore in electrokinetic cell control system, temperature control equipment is generally set, for power
The temperature of battery is controlled, and electrokinetic cell is operated within the scope of suitable temperature, to ensure that its charging-discharging performances is optimal.
In currently used electrokinetic cell, heating plate generally is set in electrokinetic cell mounting bracket, so as to work as power electric
When environment temperature residing for pond is less than certain temperature, electrokinetic cell is heated using heating plate.But this mode of heating,
The efficiency of heating surface is low, wastes energy, and the heat time is grown, poor user experience.
Utility model content
The application is intended to one of technical problem at least solving in correlation technique to a certain extent.
Therefore, first purpose of the application is to propose a kind of electrokinetic cell, by directly being heated to battery core, carry
High speed and efficiency to battery core heating, and make battery core it is heated evenly, so as to improve battery core filling at low temperature,
Discharge performance.
Second purpose of the application is to propose a kind of electric automobile.
For the above-mentioned purpose, the application first aspect embodiment proposes a kind of electrokinetic cell, including:N number of battery core and N number of
First heating plate, wherein, N is the positive integer more than 1;
N number of first heating plate is arranged on N number of battery core along the polar orientation of N number of battery core, fitting respectively
Outside.
In a kind of possible way of realization of first aspect, the electrokinetic cell also includes:Battery base and the second heating
Piece;
N number of battery core is arranged on the side of the battery base;
Second heating plate is arranged on the opposite side of the battery base.
In the alternatively possible way of realization of first aspect, N number of first heating plate is connected in series.
In another possible way of realization of first aspect, N number of first heating plate is respectively along N number of battery core
Outside closure set.
In another possible way of realization of first aspect, the resistance of N number of first heating plate is identical.
In another possible way of realization of first aspect, the thickness of N number of first heating plate is identical.
In another possible way of realization of first aspect, electrokinetic cell, in addition to:Adjacent first is arranged on to add
Insulating barrier between backing.
In another possible way of realization of first aspect, N number of first heating plate is in the pole of N number of battery core
Property direction length be less than or equal to N number of battery core length.
The electrokinetic cell that the present embodiment provides, by setting the first heating between on the outside of N number of battery core in electrokinetic cell
Piece, N number of battery core is heated respectively, improve to battery core heating speed and efficiency, and make battery core it is heated evenly,
So as to improve the charging-discharging performances of battery core at low temperature.
For the above-mentioned purpose, the second face of the application embodiment proposes a kind of electric automobile, including power as described above
Battery.
In the electrokinetic cell for the electric automobile that the embodiment of the present application provides, on the outside of N number of battery core in electrokinetic cell
Between the first heating plate is set, N number of battery core is heated respectively, the speed and efficiency to battery core heating is improved, and makes
Battery core it is heated evenly, so as to improve the charging-discharging performances of battery core at low temperature, reduce user and opened under low-temperature condition
Stand-by period during dynamic electric automobile, improve Consumer's Experience.
Brief description of the drawings
The above-mentioned and/or additional aspect of the utility model and advantage from the following description of the accompanying drawings of embodiments will
Become obvious and be readily appreciated that, wherein:
Fig. 1 is the electrokinetic cell diagrammatic cross-section of the application one embodiment;
Fig. 2 is the electrokinetic cell diagrammatic cross-section of another embodiment of the application;
Fig. 3 is the electrokinetic cell schematic top plan view of another embodiment of the application;
Fig. 4 is the electrokinetic cell schematic front view of another embodiment of the application;
Fig. 5 is the profile of the electrokinetic cell shown in Fig. 4;
Fig. 6 is the structural representation of the electric automobile of the application one embodiment.
Description of reference numerals
Battery core -1;First heating plate -2;Insulating barrier -3;
Battery base -4;Second heating plate -5;Electric automobile -6;
Electrokinetic cell -61.
Embodiment
Embodiments herein is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the application, and it is not intended that limitation to the application.
The utility model sets heating plate mainly in the prior art in the mounting bracket of electrokinetic cell, to dynamic
The mode that power battery is heated, the efficiency of heating surface is low, and is heated the problem of uneven between each battery core in electrokinetic cell, proposes a kind of
Electrokinetic cell.In the electrokinetic cell that the application proposes, heating chip is directly set on the outside of each battery core of electrokinetic cell, so as to
Directly each battery core can be heated, the efficiency of heating surface is high, saves energy, and battery core temperature can be made quickly to reach expected temperature
Degree, saves the stand-by period of user, improves Consumer's Experience.
The electrokinetic cell provided below in conjunction with the accompanying drawings the embodiment of the present application is described in detail.
Fig. 1 is the electrokinetic cell diagrammatic cross-section of the application one embodiment.
As shown in figure 1, the electrokinetic cell 1, including:N number of battery core 1 and N number of first heating plate 2, wherein, N is more than 1 just
Integer (is illustrated) in figure by taking N=3 as an example.
N number of first heating plate 2 is arranged on N number of battery core 1 along the polar orientation of N number of battery core 1, fitting respectively
Outside.
Wherein, the polar orientation of battery core 1, the direction where the negative or positive electrode of battery core is referred to.
Specifically, in the utility model, the first heating plate 2 is respectively provided with N number of outside of battery core 1, so as to need to battery core 1
When being heated, can in N number of first heating plate 2 input current simultaneously, so as to producing heat respectively by N number of first heating plate 2
Amount directly heats to N number of battery core 1, so as to improve the efficiency of heating surface, reduces energy loss, when reducing the wait of user
Between, improve Consumer's Experience.
Further, due to the temperature of battery core 1, there is relation, therefore, be with the discharge performance and charging performance of battery core 1
Ensure the uniformity of each 1 performance of battery core in electrokinetic cell, it is necessary to ensure electrokinetic cell as far as possible in heating, each battery core
The uniformity of 1 temperature, that is, ensure that the heat energy of N number of first heating plate 2 is identical.And heating energy caused by the first heating plate 2
Amount W can be determined by following formula:
W=I2×R×t
Wherein, I is the electric current for flowing through the first heating plate, and R is the resistance value of the first heating plate, and t is the duration of heat.
As can be seen from the above equation, can be by controlling the resistance value of N number of first heating plate, flowing into N number of first heating plate 2
Electric current or N number of first heating plate heat time, to ensure that heat caused by N number of first heating plate 2 is equal.
Therefore, in the utility model one kind preferably way of realization, N number of first heating plate electricity can be made by setting
Hinder equal.Specifically, because the resistance value R of heating plate can be determined by following formula:
Wherein, ρ is the resistivity of the first heating plate, and L is the length of the first heating plate, and S is the sectional area of the first heating plate.
As can be seen from the above equation, when N number of first heating plate 2 is formed using same metal, i.e., N number of first heating plate 2
Resistivity is identical, as long as now ensureing that the shape of N number of first heating plate 2 is identical with thickness, it is possible to so that N number of first heating plate
2 resistance value is identical.
Further, when the resistance of N number of first heating plate 2 is identical, if ensureing the heat energy of N number of first heating plate 2
Equal, the electric current for also needing control to flow into N number of first heating plate 2 is equal.
At this point it is possible in several ways, to ensure that the electric current that flows into N number of first heating plate 2 is equal.Such as can be with
By controlling external power supply circuit to export identical electric current to N number of first heating plate respectively, that is, it is utilized respectively identical power supply electricity
Source is respectively that N number of first heating plate 2 is powered.
Or Fig. 2 is the electrokinetic cell diagrammatic cross-section of another embodiment of the application.
As shown in Fig. 2 N number of first heating plate 2 can be connected in series, then recycles and added using power supply for first
Backing 2 is powered, so that the electric current flowed through in N number of first heating plate 2 is equal, to ensure caused by N number of first heating plate 2
Heat is equal.
It is understood that when the area of the first heating plate 2 is bigger, the first heating plate 2 is when being powered in the unit interval
Caused heat is higher, so as to faster to the firing rate of battery core 1, complete it is fewer to the heat time of battery core 1, so as to reduce use
The stand-by period at family.
Fig. 3 is the electrokinetic cell schematic top plan view of another embodiment of the application.
Set as shown in figure 3, N number of first heating plate 2 closes along the outside of N number of battery core 1 respectively.
By the form shown in Fig. 3, when N number of first heating plate 2 is powered, heat caused by N number of first heating plate 2 can
By all directions of battery core 1, to be passed in battery core 1, not only increase the speed and efficiency heated to battery core 1, and make
Battery core 1 it is heated evenly, so as to improve the charging-discharging performances of battery core at low temperature.
In the present embodiment one kind preferably way of realization, due to N number of first heating plate 2 in heating process, it is necessary to logical
Electricity, therefore, in order to prevent N number of first heating plate 2 from, when being powered, being impacted to other extraneous circuits, N number of first should be avoided to add
Backing 2 contacts with other external circuitries, therefore, length of N number of first heating plate 2 in the polar orientation of N number of battery core 1
Less than or equal to the length of N number of battery core 1.
Further, in order to reduce N number of first heating plate 2 due to contacting with each other, and the resistance of the first heating plate is subtracted
It is small, so as to reduce energy caused by the first heating plate 2, as shown in figure 3, between the first adjacent heating plate 2, can also set
Insulating barrier 3.
Wherein, the size and shape of insulating barrier 3, it is defined so that the insulation between each first heating plate 2 can be achieved, the present embodiment
This is not construed as limiting.
The electrokinetic cell that the present embodiment provides, by setting the first heating between on the outside of N number of battery core in electrokinetic cell
Piece, N number of battery core is directly heated respectively, improve to battery core heating speed and efficiency, and make battery core it is heated more
Uniformly, so as to improving the charging-discharging performances of battery core at low temperature.
Further, Fig. 4 is the electrokinetic cell schematic front view of another embodiment of the application.
Fig. 5 is the profile of the electrokinetic cell shown in Fig. 4.
As shown in Figure 4 and Figure 5, in order to further improve the firing rate of electrokinetic cell and efficiency, the electrokinetic cell, also wrap
Include:The heating plate 5 of battery base 4 and second.
N number of battery core 1 is arranged on the side of the battery base 4;
Second heating plate 5 is arranged on the opposite side of the battery base 4.
Wherein, the shape of battery base 4 and structure the present embodiment do not limit.It is understood that battery base 4 is by exhausted
Edge, Heat Conduction Material composition.
In in the application implementation, by setting the second heating plate 5 on battery base 4, so as to need to electrokinetic cell
When being heated, N number of heating plate 5 of first heating plate 2 and second can be utilized, while electrokinetic cell is heated, further
Improve firing rate and efficiency.
In addition, the structure and shape of the second heating plate 5, the present embodiment also do not limit.
It should be noted that in order to ensure N number of thermally equivalent of battery core 1 in electrokinetic cell, the area of the second heating plate 5 needs extremely
It is equal to the cross-sectional area sum of N number of battery core less.
It is understood that the principle of heating of the second heating plate 5, identical with the principle of heating of the first heating plate 2, herein not
Repeat again.
The electrokinetic cell that the present embodiment provides, not only sets heating plate on the outside of the battery core of electrokinetic cell, and in power
Heating plate is also provided with the base of battery.Thus, improve to battery core heating speed and efficiency, and make battery core it is heated more
Uniformly, so as to improving the charging-discharging performances of battery core at low temperature.
Fig. 6 is the structural representation of the electric automobile of the application one embodiment.
As shown in fig. 6, the electric automobile 6, including electrokinetic cell 61.
Wherein, the structure of electrokinetic cell 61 can refer to the detailed description of the various embodiments described above, not repeat herein.
In the electrokinetic cell for the electric automobile that the embodiment of the present application provides, on the outside of N number of battery core in electrokinetic cell
Between the first heating plate is set, N number of battery core is heated respectively, the speed and efficiency to battery core heating is improved, and makes
Battery core it is heated evenly, so as to improve the charging-discharging performances of battery core at low temperature, reduce user and opened under low-temperature condition
Stand-by period during dynamic electric automobile, improve Consumer's Experience.
In the description of this specification, it is to be understood that the orientation of the instruction such as term " polarity ", " fitting " or position are closed
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, the term such as term " setting ", " connection " should be done extensively
Reason and good sense solution, for example, it may be mechanically connecting or electrically connecting;Can be joined directly together, can also be by between intermediary
Connect connected, can be connection or the interaction relationship of two elements of two element internals, be limited unless otherwise clear and definite.It is right
For one of ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing as the case may be
Justice.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the application.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.
Any process or method described otherwise above description in flow chart or herein is construed as, and represents to include
Module, fragment or the portion of the code of the executable instruction of one or more the step of being used to realize specific logical function or process
Point, and the scope of the preferred embodiment of the application includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be by the application
Embodiment person of ordinary skill in the field understood.
It should be appreciated that each several part of the application can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized:With the logic gates for realizing logic function to data-signal
Discrete logic, have suitable combinational logic gate circuit application specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method carries
Suddenly it is that by program the hardware of correlation can be instructed to complete, described program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
Storage medium mentioned above can be read-only storage, disk or CD etc..Although have been shown and retouch above
Embodiments herein is stated, it is to be understood that above-described embodiment is exemplary, it is impossible to be interpreted as the limit to the application
System, one of ordinary skill in the art can be changed to above-described embodiment, change, replace and become within the scope of application
Type.
Claims (8)
- A kind of 1. electrokinetic cell, it is characterised in that including:N number of battery core and N number of first heating plate, wherein, N is just whole more than 1 Number;N number of first heating plate is arranged on the outside of N number of battery core along the polar orientation of N number of battery core, fitting respectively, Wherein,The resistance of N number of first heating plate is identical, by controlling external power supply circuit defeated to N number of first heating plate respectively Go out identical electric current, or, N number of first heating plate is connected in series, then recycles power supply to add for described first Backing is powered.
- 2. electrokinetic cell as claimed in claim 1, it is characterised in that also include:Battery base and the second heating plate;N number of battery core is arranged on the side of the battery base;Second heating plate is arranged on the opposite side of the battery base.
- 3. electrokinetic cell as claimed in claim 1, it is characterised in that N number of first heating plate is connected in series.
- 4. the electrokinetic cell as described in claim 1-3 is any, it is characterised in that N number of first heating plate is respectively along the N The outside closure of individual battery core is set.
- 5. electrokinetic cell as claimed in claim 1, it is characterised in that the thickness of N number of first heating plate is identical.
- 6. electrokinetic cell as claimed in claim 1, it is characterised in that also include:It is arranged between the first adjacent heating plate Insulating barrier.
- 7. the electrokinetic cell as described in claim 5 or 6, it is characterised in that N number of first heating plate is in N number of battery core Polar orientation length be less than or equal to N number of battery core length.
- 8. a kind of electric automobile, it is characterised in that including the electrokinetic cell as described in claim 1-7 is any.
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CN201720243379.8U CN207098019U (en) | 2017-03-13 | 2017-03-13 | Electrokinetic cell and electric automobile |
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CN201720243379.8U CN207098019U (en) | 2017-03-13 | 2017-03-13 | Electrokinetic cell and electric automobile |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113422128A (en) * | 2021-06-18 | 2021-09-21 | 宁德新能源科技有限公司 | Electrochemical device and electronic device |
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2017
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113422128A (en) * | 2021-06-18 | 2021-09-21 | 宁德新能源科技有限公司 | Electrochemical device and electronic device |
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