CN108638864B - Anti-flame-retardant method for battery pack of electric vehicle and related product - Google Patents

Anti-flame-retardant method for battery pack of electric vehicle and related product Download PDF

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Publication number
CN108638864B
CN108638864B CN201810258968.2A CN201810258968A CN108638864B CN 108638864 B CN108638864 B CN 108638864B CN 201810258968 A CN201810258968 A CN 201810258968A CN 108638864 B CN108638864 B CN 108638864B
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electric automobile
battery
battery pack
electronic device
starting
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CN108638864A (en
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杜家良
高帅
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Shenzhen Geshile Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Battery Mounting, Suspending (AREA)
  • Secondary Cells (AREA)

Abstract

The application provides an anti-flame method for a battery pack of an electric automobile and a related product, wherein the method comprises the following steps: the electronic device detects the abnormal condition of the electric automobile; and the electronic device determines to start the battery pack isolation device to package the battery of the electric automobile under the abnormal condition. The technical scheme provided by the application has the advantage of high user experience.

Description

Anti-flame-retardant method for battery pack of electric vehicle and related product
Technical Field
The application relates to the field of electric automobiles and environmental protection, in particular to an anti-flame-retardant method for a battery pack of an electric automobile and a related product.
Background
With the popularization of electric automobiles and the development of new energy power batteries and the requirement of people on environmental protection, diesel locomotives gradually quit the historical stage and are replaced by the popularization of new energy automobiles. However, the characteristics of the new energy battery and the complex process determine that the new energy battery in the current market is a tiger of 26688, 39580 and the like, which may hurt people at any time.
The closing of "tigers" into cages is a consistent pursuit of the industry. At present, the fuse fusing technology of the battery pack is commonly adopted at home and abroad, namely, the fuse fusing technology is adopted for the battery pack or the battery which discharges large current so as to isolate the battery pack or the battery from other batteries. The most successful current is represented by Tesla, each battery has a fuse, and each battery pack also has a fuse for the corresponding current. However, this method cannot prevent the ignition battery or the battery pack from burning, and also has a safety risk, which affects the user experience.
Content of application
The embodiment of the application provides an anti-flame method for a battery pack of an electric vehicle and a related product, which can improve the safety of a battery and further improve the experience of a user.
In a first aspect, an embodiment of the present application provides a method for preventing a flame of a battery pack of an electric vehicle, where the method includes the following steps:
the electronic device detects the abnormal condition of the electric automobile;
and the electronic device determines to start the battery pack isolation device to package the battery of the electric automobile under the abnormal condition.
Optionally, before determining to start the battery pack isolation device to encapsulate the battery of the electric vehicle, the method further includes:
if people exist in the vehicle and the vehicle is in a running state, the battery pack isolation device is started to package the battery of the electric automobile after n seconds of delay.
Optionally, the method further includes:
recording data of the battery pack isolation device, the data comprising: the temperature, the starting time, the vehicle speed, the battery current and the battery voltage are sent to the background server for processing, and a factory return request is reported to the background server.
Optionally, the electronic device detects an abnormal condition of the electric vehicle, including:
the electronic device detects that the electric automobile reaches any one of the following conditions, and determines an abnormal condition;
in condition a, the temperature sensor detects that the temperature of the electric vehicle exceeds a temperature threshold.
And B, starting a smoke alarm in the electric automobile.
And C, starting an air bag of the electric automobile.
And C, under the condition D, the acceleration value of the electric automobile is larger than the acceleration threshold value.
In a second aspect, an electronic device is provided, the electronic device comprising:
the detection unit is used for detecting the abnormal condition of the electric automobile;
and the processing unit is used for determining to start the battery pack isolation device to package the battery of the electric automobile under the condition that the detection unit determines the abnormality.
Optionally, the electronic device further includes:
and the time delay unit is used for starting the battery pack isolation device to package the battery of the electric automobile after delaying n seconds if people exist in the automobile and the automobile is in a running state.
Optionally, the processing unit is further configured to record data of the battery pack isolation device, where the data includes: the temperature, the starting time, the vehicle speed, the battery current and the battery voltage are sent to the background server for processing, and a factory return request is reported to the background server.
Optionally, the detection unit is specifically configured to determine an abnormal condition when the electric vehicle reaches any one of the following conditions;
in condition a, the temperature sensor detects that the temperature of the electric vehicle exceeds a temperature threshold.
And B, starting a smoke alarm in the electric automobile.
And C, starting an air bag of the electric automobile.
And C, under the condition D, the acceleration value of the electric automobile is larger than the acceleration threshold value.
In a third aspect, a computer-readable storage medium is provided, which stores a computer program for electronic data exchange, wherein the computer program causes a computer to execute the method provided in the second aspect.
In a fourth aspect, there is provided a computer program product comprising a non-transitory computer readable storage medium having a computer program stored thereon, the computer program being operable to cause a computer to perform the method provided by the second aspect.
The embodiment of the application has the following beneficial effects:
it can be seen that the technical scheme that this application provided sets up battery package isolating device in electric automobile, under the abnormal condition that detects the electric motor car, the battery of this battery package isolating device encapsulation electric motor car of direct start, the battery also can't cause the injury to personnel immediately like this to improve the security, improve user experience degree.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic view of an electronic device according to an embodiment of the present disclosure.
Fig. 2 is a schematic flow chart of an anti-flame-retardant method for a battery pack of an electric vehicle disclosed in an embodiment of the present application.
Fig. 3 is a schematic flow chart of a method for preventing a flame of a battery pack of an electric vehicle according to an embodiment of the present application.
Fig. 3a is a schematic flow chart of a temperature sensor provided in an embodiment of the present application.
Fig. 3b is a schematic flow chart of a smoke sensor provided in an embodiment of the present application.
Fig. 4 is a schematic structural diagram of a terminal device disclosed in an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms "first," "second," "third," and "fourth," etc. in the description and claims of this application and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The electronic device in the present application may include an intelligent vehicle-mounted terminal, a smart Phone (such as an Android Phone, an iOS Phone, a Windows Phone, etc.) installed in a vehicle, a tablet computer, a palm computer, a notebook computer, a Mobile Internet device (MID, Mobile Internet Devices), or a wearable device, and the electronic Devices are merely examples, but not exhaustive, and include but are not limited to the electronic Devices, and for convenience of description, the electronic Devices are referred to as User Equipment (UE) in the following embodiments. Of course, in practical applications, the user equipment is not limited to the above presentation form, and may also include: vehicle control terminals, and the like.
Referring to fig. 1, fig. 1 is a schematic view of an electronic device according to an embodiment of the present disclosure, fig. 1 is a schematic view of an electronic device 100 according to an embodiment of the present disclosure, where the electronic device 100 includes: the touch display device comprises a shell 110, a circuit board 120, a battery or power supply 130, a cover plate 140, a touch display screen 150, a temperature sensor 170 and a smoke sensor 180, wherein the circuit board 120, the battery or power supply 130 and the cover plate 140 are arranged on the shell 110, and a circuit connected with the touch display screen 150 is further arranged on the circuit board 120; the circuit board 120 may further include: an application processor AP190, a camera 200. The specific position of the camera can be flexibly set according to the actual situation, for example, the camera is arranged on a vehicle rearview mirror, and certainly, the camera can also be arranged at the front end or the rear end of a vehicle in practical application.
The touch Display screen may be a Thin Film Transistor-Liquid Crystal Display (TFT-LCD), a Light Emitting Diode (LED) Display screen, an Organic Light Emitting Diode (OLED) Display screen, or the like.
Referring to fig. 2, fig. 2 provides a method for preventing a flame of a battery pack of an electric vehicle, which is performed by the electronic device shown in fig. 1, and the method shown in fig. 2 includes the following steps:
step S201, detecting an abnormal condition of the electric automobile by the electronic device;
step S202, the electronic device determines to start the battery pack isolation device to package the battery of the electric automobile under the condition that the electronic device determines that the battery pack isolation device is abnormal.
The application provides a technical scheme sets up battery package isolating device in electric automobile, under the abnormal condition that detects the electric motor car, directly starts the battery of this battery package isolating device encapsulation electric motor car, and the battery is even unable to cause the injury to personnel on fire like this to improve the security, improve user experience degree.
Optionally, before determining to start the battery pack isolation device to encapsulate the battery of the electric vehicle, the method may further include:
if people exist in the vehicle and the vehicle is in a running state, the battery pack isolation device is started to package the battery of the electric automobile after n seconds of delay.
In this case, in a driving state of the vehicle, if the battery pack isolation device is directly started, the battery stops providing power, so that the vehicle is easily out of control, other accidents such as collision, rollover and the like are caused, and if the time delay is n seconds, a driver drives the vehicle to the roadside and then starts the isolation device.
Optionally, after step S202, the method may further include:
recording data of the battery pack isolation device, including but not limited to: and the data such as the temperature, the opening time, the vehicle speed, the battery current, the battery voltage and the like are sent to the background server for processing, and a factory return request is reported to the background server.
Optionally, the implementation method of step S201 may specifically be:
the electronic device detects that the electric vehicle reaches any one of the following conditions, and determines an abnormal situation.
In condition a, the temperature sensor detects that the temperature of the electric vehicle exceeds a temperature threshold.
And B, starting a smoke alarm in the electric automobile.
And C, starting an air bag of the electric automobile.
And C, under the condition D, the acceleration value of the electric automobile is larger than the acceleration threshold value.
The specific starting process is shown in fig. 3, wherein the starting schematic diagram of the condition a is shown in fig. 3a, and the starting process of the condition b is shown in fig. 3 b.
Referring to fig. 4, fig. 4 provides a terminal device, the device including: a processor 401, a memory 402, a temperature sensor 403, a smoke sensor 404 and an acceleration sensor 405, wherein the processor is connected to the memory 402 and the temperature sensor 403, the smoke sensor 404 and the acceleration sensor 405, and the connection manner may be connected through a bus (shown by a line in the figure), but may also be connected through other manners in practical application; one or more programs are stored in the memory 402, and the processor 401 is configured to call the one or more programs in the memory to control the camera 403 to implement the method shown in fig. 2.
It should be noted that the processor 401 may be a single processing element or may be a general term for a plurality of processing elements. For example, the Processing element may be a Central Processing Unit (CPU), an Application Specific Integrated Circuit (ASIC), or one or more Integrated circuits configured to implement embodiments of the present Application, such as: one or more microprocessors (digital signal processors, DSPs), or one or more Field Programmable Gate Arrays (FPGAs).
The embodiment of the present application also provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute part or all of the steps of any one of the electric vehicle battery pack anti-flame-retardant methods as set forth in the above method embodiments.
Embodiments of the present application also provide a computer program product, which includes a non-transitory computer-readable storage medium storing a computer program, the computer program being operable to cause a computer to perform part or all of the steps of any one of the electric vehicle battery pack anti-flame-out methods as set forth in the above method embodiments.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present application is not limited by the order of acts described, as some steps may occur in other orders or concurrently depending on the application. Further, those skilled in the art should also appreciate that the embodiments described in the specification are exemplary embodiments and that the acts and modules referred to are not necessarily required in this application.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit may be implemented in the form of hardware, or may be implemented in the form of a software program module.
The integrated units, if implemented in the form of software program modules and sold or used as stand-alone products, may be stored in a computer readable memory. Based on such understanding, the technical solution of the present application may be substantially implemented or a part of or all or part of the technical solution contributing to the prior art may be embodied in the form of a software product stored in a memory, and including several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method described in the embodiments of the present application. And the aforementioned memory comprises: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by associated hardware instructed by a program, which may be stored in a computer-readable memory, which may include: flash Memory disks, Read-Only memories (ROMs), Random Access Memories (RAMs), magnetic or optical disks, and the like.
The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (5)

1. An anti-flame-retardant method for a battery pack of an electric vehicle, characterized by comprising the steps of:
the electronic device detects the abnormal condition of the electric automobile;
the electronic device determines to start the battery pack isolation device to package the battery of the electric automobile under the condition of determining the abnormality; before determining to start the battery pack isolation device to encapsulate the battery of the electric automobile, the method further comprises the following steps:
if people exist in the vehicle and the vehicle is in a running state, starting a battery pack isolation device to package a battery of the electric vehicle after delaying n seconds;
the electronic device detects the abnormal condition of the electric automobile, and comprises the following steps:
the electronic device detects that the electric automobile reaches any one of the following conditions, and determines an abnormal condition;
the method comprises the following steps that A, a temperature sensor detects that the temperature of the electric automobile exceeds a temperature threshold value;
b, starting a smoke alarm in the electric automobile;
c, starting an air bag of the electric automobile;
and C, under the condition D, the acceleration value of the electric automobile is larger than the acceleration threshold value.
2. The method of claim 1, further comprising:
recording data of the battery pack isolation device, the data comprising: the temperature, the starting time, the vehicle speed, the battery current and the battery voltage are sent to the background server for processing, and a factory return request is reported to the background server.
3. An electronic device, comprising:
the detection unit is used for detecting the abnormal condition of the electric automobile;
the processing unit is used for determining to start the battery pack isolation device to package the battery of the electric automobile under the condition that the detection unit determines to be abnormal; the electronic device further includes:
the delay unit is used for starting the battery pack isolation device to package the battery of the electric automobile after delaying n seconds if people exist in the automobile and the automobile is in a running state;
the detection unit is specifically used for determining an abnormal condition when the electric automobile reaches any one of the following conditions;
the method comprises the following steps that A, a temperature sensor detects that the temperature of the electric automobile exceeds a temperature threshold value;
b, starting a smoke alarm in the electric automobile;
c, starting an air bag of the electric automobile;
and C, under the condition D, the acceleration value of the electric automobile is larger than the acceleration threshold value.
4. The electronic device of claim 3,
the processing unit is further configured to record data of the battery pack isolation device, where the data includes: the temperature, the starting time, the vehicle speed, the battery current and the battery voltage are sent to the background server for processing, and a factory return request is reported to the background server.
5. A computer-readable storage medium, characterized in that it stores a computer program for electronic data exchange, wherein the computer program causes a computer to perform the method according to any one of claims 1-2.
CN201810258968.2A 2018-03-27 2018-03-27 Anti-flame-retardant method for battery pack of electric vehicle and related product Active CN108638864B (en)

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