CN110265597A - Intelligent lithium battery case and new energy car battery packet - Google Patents
Intelligent lithium battery case and new energy car battery packet Download PDFInfo
- Publication number
- CN110265597A CN110265597A CN201910539340.4A CN201910539340A CN110265597A CN 110265597 A CN110265597 A CN 110265597A CN 201910539340 A CN201910539340 A CN 201910539340A CN 110265597 A CN110265597 A CN 110265597A
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- China
- Prior art keywords
- lithium battery
- battery case
- execution level
- intelligent lithium
- sensor layer
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses Intelligent lithium battery cases and new energy car battery packet.Wherein, Intelligent lithium battery case includes: enclosure body；Execution level, the execution level are located in the enclosure body；Sensor layer, the sensor layer are located at side of the execution level far from the ontology；Control module, the control module are located between the execution level and the sensor layer；Wherein, the sensor layer is adapted to detect for obtaining stimulus signal, and the control module is suitable for converting the stimulus signal to the identifiable execution signal of the execution level, and the execution level is suitable for being responded according to the execution signal.The Intelligent lithium battery case can be stimulated by the sensor layer and execution level active response for being set to its outer surface, to integrally provide active safety guarantee for the components such as the battery core of enclosure interior and vehicle.
Description
Technical field
The present invention relates to technical field of lithium batteries, specifically, the present invention relates to Intelligent lithium battery case and new energy
Automobile batteries packet.
Background technique
Existing automobile safety system is mainly reactive system (such as air bag, safety belt etc.), only in accident
It can just start to dispose after occurring or activate, the security guarantee that can be provided is limited.And for new-energy automobile, battery pack
Protection, the especially protection of battery case is only capable of playing the role of waterproof, prevents extraneous direct collision, can not be effectively
Ensure the safety of the equipment such as battery core in battery pack.
Thus, existing battery case still has much room for improvement.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose Intelligent lithium battery case and new energy car battery packet.The Intelligent lithium battery case can be by setting
In its outer surface sensor layer and execution level active response stimulate, thus for be set to the components such as the battery core of enclosure interior and
Vehicle integrally provides active safety guarantee.
In one aspect of the invention, the invention proposes a kind of Intelligent lithium battery cases.Implementation according to the present invention
Example, which includes: enclosure body；Execution level, the execution level are located in the enclosure body；Sensor
Layer, the sensor layer are located at side of the execution level far from the enclosure body；Control module, the control module are located at
Between the execution level and the sensor layer；Wherein, the sensor layer is adapted to detect for obtaining stimulus signal, the control mould
Block is suitable for converting the stimulus signal to the identifiable execution signal of the execution level, and the execution level is suitable for holding according to
Row signal responds.
Intelligent lithium battery case according to an embodiment of the present invention can actively obtain stimulation letter by sensor layer as a result,
Number, and execution signal is converted by stimulus signal using control module, and then execution level can make sound to the execution signal moment
It answers, integrally provides active safety guarantee for the components such as the battery core that is set to enclosure interior and vehicle.
In addition, Intelligent lithium battery case according to the above embodiment of the present invention can also have following additional technology special
Sign:
In some embodiments of the invention, the sensor layer includes imaging sensor, audio sensor, motion-sensing
At least one of device, pressure sensor and temperature sensor.
In some embodiments of the invention, the sensor layer includes in thermo-sensitive material, light-sensitive material and pressure sensitive
At least one of.
In some embodiments of the invention, the thermo-sensitive material is thermosensitive color development material.
In some embodiments of the invention, the thermosensitive color development material includes colour former, color developing agent and colour developing auxiliary agent.
In some embodiments of the invention, the light-sensitive material is photosensitive polymers.
In some embodiments of the invention, the photosensitive polymers are by hydroxyethyl methacrylate, N, N- diformazan ammonia
Base ethyl ester and cumarin acrylate compound are polymerized.
In some embodiments of the invention, the pressure sensitive is titanium class composite pressure-sensitive material.
In some embodiments of the invention, the execution level includes titania-doped material and doped ZrO 2 material
At least one of material.
In another aspect of this invention, the invention proposes a kind of new energy car battery packets.Implementation according to the present invention
Example, which includes: the Intelligent lithium battery case of above-described embodiment；And lithium battery, the battery are set
In the Intelligent lithium battery case.The new energy car battery packet can have described previously for Intelligent lithium battery as a result,
Whole feature and advantage described in shell.This is no longer going to repeat them.In general, the new energy car battery packet is with excellent
Elegant safety and reliability.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of Intelligent lithium battery case according to an embodiment of the invention.
Appended drawing reference:
100: enclosure body；
200: execution level；
300: sensor layer；
400: control module.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.It is not specified in embodiment
Particular technique or condition, it described technology or conditions or is carried out according to the literature in the art according to product description.
Reagents or instruments used without specified manufacturer, being can be with conventional products that are commercially available.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The orientation or positional relationship of the instructions such as " thickness ", "upper", "lower", "front", "rear", "left", "right" is side based on the figure
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In one aspect of the invention, the invention proposes a kind of Intelligent lithium battery cases.Implementation according to the present invention
Example, with reference to Fig. 1, which includes: enclosure body 100, execution level 200, sensor layer 300 and control module
400.Wherein, execution level 200 is located in enclosure body 100；Sensor layer 300 is located at execution level 200 far from enclosure body 100
Side；Control module 400 is located between execution level 200 and sensor layer 300；Sensor layer is adapted to detect for obtaining stimulus signal,
The control module is suitable for converting the identifiable execution signal of the execution level for the stimulus signal, and the execution level is suitable for
It is responded according to the execution signal.
Intelligent lithium battery case according to an embodiment of the present invention can actively obtain stimulation letter by sensor layer as a result,
Number, and execution signal is converted by stimulus signal using control module, and then execution level can make sound to the execution signal moment
It answers, integrally provides active safety guarantee for the components such as the battery core that is set to enclosure interior and vehicle.
Intelligent lithium battery case according to an embodiment of the present invention is described in detail further below.
According to some embodiments of the present invention, the specific type of above-mentioned enclosure body is not particularly restricted, this field skill
Art personnel can select according to actual needs.In other words, the present invention is arranged in Intelligent lithium battery case body exterior
The technical solution of execution level, sensor layer and control module, for the specific type of enclosure body, there is no limit such as can be answered
For existing traditional lithium battery casing.By using technical solution of the present invention, outside traditional lithium battery casing execution level,
The intelligence of traditional lithium battery casing can be realized in sensor layer and control module, assigns traditional lithium battery casing active safety
Function.
According to some embodiments of the present invention, the sensor layer may include imaging sensor, audio sensor, movement
At least one of sensor, pressure sensor and temperature sensor.Sensor layer includes a variety of suitable for monitoring battery pack as a result,
Sensor, can obtain and more preferably monitor approach and sensing sensitivity, detection obtains a variety of different types of stimulus signals.Tool
Body, imaging sensor (also referred to as visual sensor) can monitor whether outside has foreign matter strike, is adhered or collides lithium battery
Phenomena such as shell, whether lithium battery casing smolders, is on fire, whether lithium battery casing is impaired (such as to there is housing distortion, recessed
Phenomena such as falling into, be raised), and the above abnormal conditions are sent to control module as stimulus signal and are handled.Audio sensor
It can monitor outside lithium battery casing or whether surrounding issues abnormal sound, such as the burning sound of " taste ", " bang bang " are hit
The fracture sound etc. of sound, " Si Si " are hit, and the above abnormal conditions are sent to control module as stimulus signal and are handled.Movement
Sensor can monitor lithium battery casing whether run-off the straight, bias, do not meet in vehicle travel process the shaking of normality and again
Phenomena such as heart changes, and the above abnormal conditions are sent to control module as stimulus signal and are handled.Pressure sensor can
To monitor the internal pressure and external pressure of lithium battery casing, internal pressure is mainly air pressure (such as the height for generation of exploding inside lithium battery casing
Strong gas pressure), external pressure is mainly that external foreign matter squeezes the pressure change generated, and pressure sensor can change the above abnormal pressure
Control module is sent to as stimulus signal.Temperature sensor can monitor the inside and outside temperature change of lithium battery casing,
And abnormal conditions are sent to control module as stimulus signal and are handled.
According to an embodiment of the invention, above-mentioned imaging sensor, audio sensor, motion sensor, pressure sensor and
The specific type of temperature sensor is not particularly restricted, as long as can be realized function as described above, can using at
Ripe commercial prod.
According to some embodiments of the present invention, sensor layer may include in thermo-sensitive material, light-sensitive material and pressure sensitive
At least one of.Thus, it is possible to be passed using at least one of above-mentioned material as the imaging sensor in sensor layer, audio
Sensor, motion sensor, pressure sensor or temperature sensor, to realize that sensor layer obtains the function of stimulus signal.According to
Specific example of the invention, sensor layer including above-mentioned material can be by by material spraying or being applied to and executing layer surface
Mode is formed.
According to some embodiments of the present invention, above-mentioned thermo-sensitive material can be thermosensitive color development material.Contain temperature-sensitive material as a result,
Color change can occur when experiencing temperature change for the sensor layer of material, and temperature change and color change are transmitted jointly
It is handled to control module.The specific type of above-mentioned thermosensitive color development material is not particularly restricted, and those skilled in the art can
To be selected according to actual needs.According to some embodiments of the present invention, thermosensitive color development material include colour former, color developing agent and
Develop the color auxiliary agent.Specifically, colour former may include selected from crystal violet lactone, 3- lignocaine -7,8- phenyl fluorane, the chloro- 6- of 3-
At least one of anilinfluorane and 3,3,3- tri- (to dimethylamino phenyl) phthalein.Color developing agent may include selected from bisphenol-A, double
In phenol F, p-hydroxyphenylaceticacid phenethyl ester and the bis- hydroxyl naphthalenes of 1,5- at least it.Colour developing auxiliary agent can use dodecyl benzene sulfonic acid
The common colour developing auxiliary agent such as sodium.Above-mentioned thermosensitive color development material can be abnormal temperature in lithium battery casing and its ambient enviroment as a result,
Color change occurs when degree variation, obtains stimulus signal.
According to some embodiments of the present invention, above-mentioned light-sensitive material can be photosensitive polymers.Photosensitive polymers can
To be issued in photocatalysis and be born from assembling when on fire, abnormal conditions such as smolder occur for lithium battery casing and its ambient enviroment
And physical/chemical variation occurs, to obtain stimulus signal.According to some embodiments of the present invention, photosensitive polymers can be with
By hydroxyethyl methacrylate (HEMA), N, N- dimethylaminoethyl (DMA) and cumarin acrylate compound (CA) polymerization and
At.The photosensitive polymers that HEMA, DMA and CA are polymerized are known as P (HEMA-r-DMA-r-CA), which exists
Nano coating can be formed under photocatalysis, to obtain higher surface hardness, which can be used as stimulus signal and be sent to
It is handled in control module.
According to an embodiment of the invention, the specific type of above-mentioned pressure sensitive is not particularly restricted, those skilled in the art
The polymeric pressure sensor that member can select according to actual needs this field common.According to some embodiments of the present invention, on
Stating pressure sensitive can be titanium class composite pressure-sensitive material.This kind of pressure sensitive is higher to the sensibility of pressure, as pressure sensing
The better effect of device.
It can recognize according to an embodiment of the invention, control module is suitable for converting execution level for stimulus signal as described above
Execution signal, to respond execution level instantaneously, to be set to the components such as the battery core inside lithium battery casing and vehicle
It is whole that active safety guarantee is provided.Specifically, control module may include the chip suitable for the above-mentioned stimulus signal of identifying processing
With calculating equipment, chip can identify the interference that battery pack will be subject to according to stimulus signal, then carry out with calculating equipment
Communication, calculating equipment can determine the size of perception data, finally in momentary activation outside stimulus.It should be noted that here
Term " data " shall be understood in a broad sense, and may include the various parameters value of the sensor layer acquisition.Further, pass through sensing
The instant sensing of device layer, control module can at least predict that collision (such as traffic accident, vehicle chassis are collided with, foreign object strike etc.) occurs
When granularity and make controlled reaction, or prediction vehicle spontaneous combustion (burnt, will start burning situations such as) occurs
Material time point and make controlled reaction.
Further, after activating outside stimulus, the execution signal that execution level is exported according to control module is responded.
According to an embodiment of the invention, execution level preferably uses the nano material of good reversibility to be formed.It is according to the present invention
Some embodiments, execution level include at least one of titania-doped material and doped ZrO 2 material, such as nitrogen is mixed
The high invertibity well known to those skilled in the art such as miscellaneous titanium dioxide, Yttrium oxide doping zirconium oxide, titania additive zirconium oxide
Nano material.On the one hand, the nanoparticle in this kind of material can be spread promptly from the source that is hit, and avoid the formation of stress collection
In, to realize vibration-damping function；On the other hand, the nanoparticle in this kind of material can be used for the temperature inside regulating cell packet
Degree realizes temperature adjustment function, and voluntarily condenses into intermolecular force in the case where the overheatings such as generation burning in battery pack
Extremely strong stable material realizes flame retarding function.
For above-mentioned vibration-damping function, the kinetic energy that the external world is hit can be shifted and be passed to immediately other equipment by execution level,
Branch mode may include being transmitted by the connector on chassis where battery pack, the high-speed motion machine of nanoparticle in execution level
System can be such that it promptly spreads from the source of being hit to surrounding, avoid the formation of stress concentration, prevent the deformation of lithium battery casing.Separately
Outside, in some embodiments, controlled response can close engine after severe crash generation, and vehicle is allowed to stop.Meanwhile it holding
Row layer can communicate with each other between control module and sensor layer, so as to collect collision real time data, and to doctor
Treat team or vehicular manufacturer's report.
For above-mentioned temperature adjustment function, battery pack internal temperature can be adjusted to rapidly the normal work of battery pack by execution level
It is stable, it can be realized and battery pack is brought rapidly up or is cooled down.Specifically, the nanoparticle in execution level can pass through absorption
The amount of residual heat and kinetic energy that are generated in vehicle travel process and expand, when the stimulus signal that sensor layer perception ambient temperature is rapid
When, the exportable execution signal for enabling nanoparticle release energy of control module, to keep battery pack internal temperature to be in normal
Working range；And when sensor layer perception ambient temperature increases, the nanoparticle in execution level can correspondingly absorb energy.By
This, can effectively solve new-energy automobile because battery pack temperature is too low normally to be started, work the problems such as.
For above-mentioned flame retarding function, when burning inside battery pack, the nanoparticle in execution level is increased to centainly
After temperature, the extremely strong stable material of intermolecular force can be voluntarily condensed into, to be isolated from the outside world inside battery pack, is guaranteed
The second-time burning of other vehicle assemblies, effective protection vehicle safety will not be caused after battery pack burning.
In another aspect of this invention, the invention proposes a kind of new energy car battery packets.Implementation according to the present invention
Example, which includes: the Intelligent lithium battery case of above-described embodiment；And lithium battery, the battery are set
In the Intelligent lithium battery case.The new energy car battery packet can have described previously for Intelligent lithium battery as a result,
Whole feature and advantage described in shell.This is no longer going to repeat them.In general, the new energy car battery packet is with excellent
Elegant safety and reliability.
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 spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of Intelligent lithium battery case characterized by comprising
Enclosure body；
Execution level, the execution level are located in the enclosure body；
Sensor layer, the sensor layer are located at side of the execution level far from the enclosure body；
Control module, the control module are located between the execution level and the sensor layer；
Wherein, the sensor layer is adapted to detect for obtaining stimulus signal, and the control module is suitable for converting the stimulus signal
For the identifiable execution signal of the execution level, the execution level is suitable for being responded according to the execution signal.
2. Intelligent lithium battery case according to claim 1, which is characterized in that the sensor layer includes image sensing
At least one of device, audio sensor, motion sensor, pressure sensor and temperature sensor.
3. Intelligent lithium battery case according to claim 1, which is characterized in that the sensor layer includes temperature-sensitive material
At least one of material, light-sensitive material and pressure sensitive.
4. Intelligent lithium battery case according to claim 3, which is characterized in that the thermo-sensitive material is thermosensitive color development material
Material.
5. Intelligent lithium battery case according to claim 4, which is characterized in that the thermosensitive color development material includes color development
Agent, color developing agent and colour developing auxiliary agent.
6. Intelligent lithium battery case according to claim 3, which is characterized in that the light-sensitive material is light sensitivity polymerization
Object.
7. Intelligent lithium battery case according to claim 6, which is characterized in that the photosensitive polymers are by methyl-prop
Olefin(e) acid hydroxyl ethyl ester, N, N- dimethylaminoethyl and cumarin acrylate compound are polymerized.
8. Intelligent lithium battery case according to claim 3, which is characterized in that the pressure sensitive is the compound pressure of titanium class
Quick material.
9. Intelligent lithium battery case according to claim 1, which is characterized in that the execution level includes doping titanium dioxide
At least one of titanium material and doped ZrO 2 material.
10. a kind of new energy car battery packet characterized by comprising
Intelligent lithium battery case according to any one of claims 1 to 9；
Lithium battery, the lithium battery are located in the Intelligent lithium battery case.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910539340.4A CN110265597A (en) | 2019-06-20 | 2019-06-20 | Intelligent lithium battery case and new energy car battery packet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910539340.4A CN110265597A (en) | 2019-06-20 | 2019-06-20 | Intelligent lithium battery case and new energy car battery packet |
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| CN110265597A true CN110265597A (en) | 2019-09-20 |
Family
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| CN201910539340.4A Pending CN110265597A (en) | 2019-06-20 | 2019-06-20 | Intelligent lithium battery case and new energy car battery packet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112462279A (en) * | 2020-11-23 | 2021-03-09 | 北京车和家信息技术有限公司 | Battery pack abnormality detection method and device, power battery system and vehicle |
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| CN112462279A (en) * | 2020-11-23 | 2021-03-09 | 北京车和家信息技术有限公司 | Battery pack abnormality detection method and device, power battery system and vehicle |
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