CN108767929A - Unmanned vehicle cell safety processing method and its device - Google Patents
Unmanned vehicle cell safety processing method and its device Download PDFInfo
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- CN108767929A CN108767929A CN201810725556.5A CN201810725556A CN108767929A CN 108767929 A CN108767929 A CN 108767929A CN 201810725556 A CN201810725556 A CN 201810725556A CN 108767929 A CN108767929 A CN 108767929A
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a kind of unmanned vehicle cell safety processing method and its device, the method includes：The unit for electrical property parameters of battery is acquired, the unit for electrical property parameters includes the discharge current value and single battery voltage value of battery；According to the unit for electrical property parameters judge the battery whether overdischarge, if so, controlling the battery can not be charged and discharged.The present invention can effectively prevent the cell safety risk caused by serious overdischarge, improve the reliability of battery.
Description
【Technical field】
The present invention relates to technical field of battery management more particularly to a kind of unmanned vehicle cell safety processing method and its
Device.
【Background technology】
Unmanned vehicle is a kind of product relatively high to security requirement, and core of the battery as unmanned vehicle safety
The heart is particularly important in unmanned vehicle safe design.Lithium battery due to having the characteristics that light-weight, energy density is big,
So being used widely in unmanned plane field.There is also some natural defects for lithium battery, such as：It is influenced by ambient temperature compared with
Greatly, more demanding etc. to charging/discharging voltage.Wherein, overdischarge problem is always a FAQs of lithium battery, especially without
For man-machine, model airplane battery because discharge-rate is higher, inside battery chemism is larger, so as to cause the more common lithium electricity of self-discharge rate
Pond is higher very much, and the risk of overdischarge also can higher.
Once the voltage of lithium battery leads to battery bulging less than 2 volts hereinafter, will have irreversible chemical reaction,
The problems such as capacity reduces, inside analysis lithium, can seriously affect the safety of battery.The problem of being directed to battery over-discharge at present, tradition
Way be reduce power consumption or scrap prompt, however reduction power consumption cannot prevent battery itself from power consumption, time long enough it
After battery will be made to be put into 2 volts or less；Scrapping prompt, also there is no force reusing for limitation user.Both the above way
All there is certain security risk.
【Invention content】
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of unmanned flight that can reduce loss as far as possible
Device cell safety processing method and its device.
In order to solve the above technical problems, the embodiment of the present invention provides following technical scheme：
A kind of unmanned vehicle cell safety processing method, including：
The unit for electrical property parameters of battery is acquired, the unit for electrical property parameters includes the discharge current value and single battery voltage of battery
Value；
According to the unit for electrical property parameters judge the battery whether overdischarge,
If so, controlling the battery can not be charged and discharged.
It is described in one of the embodiments, that the battery is judged whether before overdischarge according to the unit for electrical property parameters,
Including：
Detect the dormancy instruction of battery；
Battery status is determined according to the unit for electrical property parameters and testing result；
Wherein, the battery status includes discharge condition, dormant state and standby mode.
In one of the embodiments, it is described according to the unit for electrical property parameters judge the battery whether overdischarge, including：
When determining that single battery voltage value is less than first voltage threshold value and the duration is more than the first preset time, institute is judged
It is overdischarge to state battery.
The first voltage threshold value is 2 volts in one of the embodiments, and first preset time is 20 seconds.
It is described in one of the embodiments, that battery status is determined according to the unit for electrical property parameters and testing result, including：
By the discharge current value of the battery and single battery voltage value respectively with the first current threshold and second voltage threshold
Value compares；
When the discharge current value of the battery is more than first current threshold, determine that the battery status is electric discharge shape
State；
When the discharge current value of the battery is less than or equal to first current threshold and does not detect battery
When dormancy instruction, determine that the battery status is standby mode；
It is more than the second preset time or detection when the duration that the single battery voltage value is less than second voltage threshold value
When to the dormancy instruction for having battery, determine that the battery status is dormant state.
In one of the embodiments, when according to the unit for electrical property parameters and testing result determine the battery status be stop
When dormancy state, further include：
Detect external wake instruction；
The charge circuit and discharge loop of battery are closed when detecting external wake instruction.
First current threshold is 30 milliamperes in one of the embodiments, and the second voltage threshold value is 2.3 volts
Spy, the second time threshold are 10 seconds.
After the control battery can not be charged and discharged in one of the embodiments, further include：
Send out waste battery prompt.
In order to solve the above technical problems, the embodiment of the present invention also provides following technical scheme：
A kind of unmanned vehicle cell safety processing unit, including：
Acquisition module, the unit for electrical property parameters for acquiring battery, the unit for electrical property parameters include the discharge current value of battery
With single battery voltage value；
Judgment module, for according to the unit for electrical property parameters judge the battery whether overdischarge；
Control module is when being for the judging result in the judgment module, and controlling the battery can not charge and put
Electricity.
Described device further includes in one of the embodiments,：
Detection module, the dormancy instruction for detecting battery；
Determining module, for determining battery status according to the unit for electrical property parameters and testing result；
Wherein, the battery status includes discharge condition, dormant state and standby mode.
The judgment module is specifically used for determining that single battery voltage value is less than first voltage in one of the embodiments,
When threshold value and duration are more than the first preset time, judge that the battery is overdischarge.
The first voltage threshold value is 2 volts in one of the embodiments, and first preset time is 20 seconds.
The determining module is specifically used in one of the embodiments,：
By the discharge current value of the battery and single battery voltage value respectively with the first current threshold and second voltage threshold
Value compares；
When the discharge current value of the battery is more than first current threshold, determine that the battery status is electric discharge shape
State；
When the discharge current value of the battery is less than or equal to first current threshold and does not detect battery
When dormancy instruction, determine that the battery status is standby mode；
It is more than the second preset time or detection when the duration that the single battery voltage value is less than second voltage threshold value
When to the dormancy instruction for having battery, determine that the battery status is dormant state.
In one of the embodiments, when according to the unit for electrical property parameters and testing result determine the battery status be stop
When dormancy state, the detection module is additionally operable to：
Detect external wake instruction；
When detecting external wake instruction, the control module closes the charge circuit and discharge loop of battery.
First current threshold is 30 milliamperes in one of the embodiments, and the second voltage threshold value is 2.3 volts
Spy, the second time threshold are 10 seconds.
Described device further includes reminding module in one of the embodiments, and the reminding module is used in the control
After the module control battery can not be charged and discharged, waste battery prompt is sent out.
The embodiment of the present invention also provides following technical scheme：
A kind of unmanned vehicle, including memory and processor, the memory have program stored therein, and described program is by institute
When stating processor reading execution, above-mentioned unmanned vehicle cell safety processing method is realized.
Compared with prior art, the unmanned vehicle cell safety processing method and its device of the embodiment of the present invention is led to
Cross according to the unit for electrical property parameters of collected battery come judge battery whether overdischarge, and in the case where determining battery over-discharge
Control battery can not be charged and discharged, and can effectively prevent the cell safety risk caused by serious overdischarge in this way, be improved
The reliability of battery.
【Description of the drawings】
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element with same reference numbers label is expressed as similar element in attached drawing, removes
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is application environment schematic diagram provided in an embodiment of the present invention；
Fig. 2 is the unmanned vehicle cell safety process flow schematic diagram that one embodiment of the invention provides；
Fig. 3 is the unmanned vehicle cell safety processing method part flow diagram that one embodiment of the invention provides；
Fig. 4 is the unmanned vehicle cell safety process flow schematic diagram that another embodiment of the present invention provides；
Fig. 5 is that the unmanned vehicle cell safety process flow in the concrete scene that one embodiment of the invention provides is shown
It is intended to；
Fig. 6 is the unmanned vehicle cell safety processing unit schematic diagram that one embodiment of the invention provides；
Fig. 7 is the hardware block diagram of unmanned vehicle provided in an embodiment of the present invention.
【Specific implementation mode】
To facilitate the understanding of the present invention, in the following with reference to the drawings and specific embodiments, the present invention will be described in more detail.
It should be noted that step shown in the flowchart of the accompanying drawings can be in the department of computer science of such as a group of computer-executable instructions
It is executed in system.Also, although logical order is shown in flow charts, and it in some cases, can be to be different from herein
Sequence execute shown or described step.
Unless otherwise defined, technical and scientific term all used in this specification is led with the technology for belonging to the present invention
The normally understood meaning of technical staff in domain is identical.Used term is only in the description of the invention in this specification
The purpose of description specific embodiment is not intended to the limitation present invention.Term "and/or" used in this specification includes one
Any and all combinations of a or multiple relevant Listed Items.
In addition, as long as technical characteristic involved in invention described below difference embodiment is not constituted each other
Conflict can be combined with each other.Term " first ", " second " " third " etc. are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
Fig. 1 is application environment schematic diagram provided in an embodiment of the present invention.As shown in Figure 1, the application environment includes battery
10, battery protection module 20 and microprocessor 30.
Battery 10 is made of one or more battery core, in any form the battery core group of arrangement form, for being motor
Equal electrical equipments provide DC power supply.Battery 10 can have corresponding capacity, volume size or encapsulation according to actual conditions
Form.Battery 10 can discharge or charge in the case of controlled, simulate normal work operating condition.
Battery protection module 20 can be integrated chip, can also be peripheral circuit, be calculated by acquiring corresponding data
Situations such as determining the current electricity of battery, electric current and voltage.The battery protection module 20 can also run one or more
Suitable software program records data and carries out operation based on these data.
Between battery protection module 20 and battery 10 establish it is necessary to electric connection, battery protection module 20 include electric current
Sample circuit, voltage sampling circuit, temperature sampling circuit, battery status feedback circuit, major loop control circuit etc.), battery is protected
Module 20 is protected to acquire by these electric connections, obtain the data of battery 10 to determine the current electricity of battery 10, electric current, voltage
Wait unit for electrical property parameters, determine battery status (discharge condition, dormant state or standby mode) etc., and realize related defencive function
(such as short-circuit protection, overcurrent protection, overvoltage protection, overheat protector etc.).
It is communicated to connect between microprocessor 30 and battery protection module 20, microprocessor 30 can be according to battery protection module
The related unit for electrical property parameters of 20 transmission controls being turned on and off for related defencive function.As microprocessor 30 can be to electricity
Pond protection module 20 sends battery dormancy instruction, and microprocessor 30 can also send out waste battery and carry in 10 overdischarge of battery
Show.Battery protection module 20, can be in conjunction with the electrical of battery 10 after monitoring battery dormancy instruction that microprocessor 30 is sent out
Can parameter the charging and discharging of battery 10 are controlled, mode be mainly control major loop on switching tube cut-off with lead
It is logical.
Embodiment one：
Fig. 2 is unmanned vehicle cell safety process flow schematic diagram provided in an embodiment of the present invention, in combination with
Fig. 1 is together described the technical solution in embodiment one.As shown in Fig. 2, the unmanned vehicle cell safety processing method
Including：
Step S110：The unit for electrical property parameters of battery is acquired, the unit for electrical property parameters includes the discharge current value and list of battery
Batteries voltage value.
In the present embodiment, " current value " of appearance is a numerical value, no positive and negative point, the charging and discharging of the front
It is then used to indicate sense of current.
In the present embodiment, single battery voltage value refers in multiple batteries, wherein a batteries voltage value.Electrical property is joined
Several acquisitions can generally be completed by corresponding sample circuit in battery protection module 20.
Step S120：According to the unit for electrical property parameters judge the battery whether overdischarge, if so, thening follow the steps
S130。
In one embodiment, battery protection module 20 determines single battery electricity according to the collected unit for electrical property parameters
When pressure value is less than first voltage threshold value and duration and is more than the first preset time, judge that battery 10 is overdischarge.
In one embodiment, first voltage threshold value is 2 volts, and the first preset time is 20 seconds.
Under normal conditions, when single battery voltage value be 2 volts when, be belong to a limiting value because followed by
Continuous electric discharge, battery is eliminated substantially, and the first preset time is set as 20 seconds, is in order to which enough time determines single battery electricity
Pressure value is 2 volts.
It is appreciated that in other embodiments, first voltage threshold value can also be other values, such as 2.1 volts, 2.2 volts
It is special, 2.3 volts etc., do not make considered critical here.Similarly, the first preset time may be other values, such as 19 seconds, 21 seconds
Deng not making considered critical here.
Step S130：Controlling the battery can not be charged and discharged.
In one embodiment, it controls the battery and can not be charged and discharged and mainly filled by the closing of battery protection module 20
Electrical circuit and discharge loop control the cut-off or conducting of the switching tube on major loop.
Compared with prior art, the unmanned vehicle cell safety processing method of the embodiment of the present invention is adopted by basis
The unit for electrical property parameters of the battery collected come judge battery whether overdischarge, and battery is controlled in the case where determining battery over-discharge
It can not be charged and discharged, can effectively prevent the cell safety risk caused by serious overdischarge in this way, improve battery
Reliability.
Embodiment two：
Referring to Fig. 3, in one embodiment, further including before the step S120 in above-described embodiment one：
Step S112：Detect the dormancy instruction of battery.
The dormancy instruction of battery is usually to be sent out by microprocessor 30.Microprocessor 30 can join in the electrical property of battery
Several numerical value reaches certain threshold value or the numerical value of the unit for electrical property parameters in battery reaches certain threshold value duration satisfaction
Preset time value sends out dormancy instruction automatically；Microprocessor 30 can also instruct according to the peripheral operation of user and send out suspend mode
Instruction, in this regard, not making considered critical here.
Step S114：Battery status is determined according to the unit for electrical property parameters and testing result.
In one embodiment, battery protection module 20 first can determine electricity according to the unit for electrical property parameters and testing result
Pond state.Battery status generally comprises discharge condition, charged state, dormant state and standby mode.In the present embodiment, battery
State includes discharge condition, dormant state and standby mode, i.e. determining battery status can be discharge condition, dormant state or wait for
Machine state.Because there is no over-discharge situations for charged state, without using the technical solution of the present embodiment.
It specifically, will in one embodiment, it is necessary to by the discharge current value of the battery compared with the first current threshold
The single battery voltage value and the second voltage threshold value comparison, wherein first current threshold is 30 milliamperes, it is described
Second voltage threshold value is 2.3 volts.
Because when discharge current value is less than 30 milliampere, it may be possible to be interfered, be not necessarily by some reverse currents
Really electric discharge, by the step, the case where some interference can be filtered out.It is appreciated that in other embodiments, the first electricity
Stream threshold value can also float in 30 milliamperes or so, such as 29 milliamperes, 31 milliamperes, not make considered critical here.
In the present embodiment, second voltage threshold value is more than first voltage threshold value, is scrapped because first voltage threshold value is battery
Condition, and second voltage threshold value is primarily to allow battery to enter the dormant state of low-power consumption.It is appreciated that in other implementations
In example, second voltage threshold value is not limited to 2.3 volts, does not make considered critical here.
When the discharge current value of the battery is more than first current threshold, determine that the battery status is electric discharge shape
State.
In one embodiment, when the discharge current value of battery is more than 30 milliampere, it may be determined that the battery status
For discharge condition.
When the discharge current value of the battery is less than or equal to first current threshold and does not detect battery
When dormancy instruction, determine that the battery status is standby mode.
In one embodiment, when the discharge current value of battery is less than or equal to 30 milliampere, and battery does not have suspend mode
When, determine that battery status is standby mode.
It is more than the second preset time or detection when the duration that the single battery voltage value is less than second voltage threshold value
When to the dormancy instruction for having battery, determine that the battery status is dormant state.
In one embodiment, the second pre- time was 10 seconds.When single battery voltage value is less than 2.3 volts of duration
When more than 10 seconds or having detected that the dormancy instruction of battery, determine that battery status is dormant state.
In one embodiment, when battery status is dormant state, external wake instruction can be also detected in real time, it is outer when having
When portion wakes up instruction, its charge circuit and discharge loop can be first closed.Charging the battery to avoid charger makes cell voltage liter
Height is to influence to judge.
Embodiment three：
Referring to Fig. 4, in one embodiment, on the basis of above-described embodiment one, further including after step S130：
S140：Send out waste battery prompt.
In one embodiment, waste battery prompt can be that light show, can be voice prompt or be the two
In conjunction with etc., it is not restricted here.
It is illustrated with reference to a specific alternative embodiment, as shown in figure 5, can be true first after battery initialization
Battery status is determined, it needs to be determined that battery status is discharge condition, dormant state or standby mode in the present embodiment.It is true at this
Corresponding sample circuit can acquire the unit for electrical property parameters of battery, the unit for electrical property parameters packet in battery protection module in fixed process
Include the discharge current value and single battery voltage value of battery.
(1) if having detected discharge current, and determine that discharge current value determines that battery enters more than 30 milliamperes and puts
Electricity condition, after battery enters discharge condition, battery protection module can real-time tracking single battery voltage the case where, when wherein
For any one economize on electricity cell voltage less than 2.0 volts and when the duration is more than 20 seconds, battery can then enter Rejection model, i.e. battery is protected
Shield module can close outputting and inputting for major loop can not be charged and discharged with controlling battery, while microprocessor can also send out report
Refuse battery instruction, such as auditory tone cues, light prompt etc..If battery is in the discharged condition, it is small to there is not single battery voltage
In be more than 20 seconds 2.0 volts and duration the case where, then continue to keep discharge condition.
(2) if having detected discharge current, and determine that discharge current value is less than or equal to 30 milliamperes and battery does not have
When suspend mode, it is determined that battery is standby mode, after battery enters standby mode, battery protection module can real-time tracking list
The case where economize on electricity cell voltage, when wherein any one economize on electricity cell voltage is less than 2.0 volts and the duration is more than 20 seconds, battery is then
Rejection model can be entered, i.e. battery protection module can close outputting and inputting for major loop and can not charge and put control battery
Electricity, while microprocessor can also send out waste battery instruction, such as auditory tone cues, light prompt etc..If battery is in standby mode
Under, there is not the case where single battery voltage is more than 20 seconds less than 2.0 volts and duration, then continues to keep standby shape
State.
(3) if circuit protection module has the sleep command for detecting that microprocessor is sent out, or there are any one batteries
Voltage determines that battery enters dormant state less than 2.3 volts and when the duration is more than 10 seconds, i.e., can close major loop input
Enter super low-power consumption state with output.Battery after progress dormant state has to control by charger or microprocessor
External wake circuit could wake-up circuit protection module after carrying out external wake.After circuit protection module is waken up, meeting
It first closes major loop to output and input, charging the battery to avoid charger makes cell voltage increase and influence to judge.Then, electric
Pond protection module will continue to the case where real-time tracking single battery voltage, when any one economize on electricity cell voltage is less than 2.0 volts and holds
When the continuous time is more than 20 seconds, battery can then enter Rejection model, i.e. battery protection module can close outputting and inputting for major loop
It can not be charged and discharged with controlling battery, while microprocessor can also send out waste battery instruction, such as auditory tone cues, light prompt
Deng.If battery is in the dormant state, there is not single battery voltage less than 2.0 volts and the duration is more than 20 seconds feelings
Condition, then battery can enter standby mode.
Here setting first voltage threshold value be 2.0 volts and 20 seconds the two nodal values of the first preset time, mainly due to
Single battery voltage battery when 2.0 volts is almost close to be scrapped, and because once entering Rejection model, battery is just
It cannot use again, so being used within 20 seconds ensure the complete out of power of battery.
Here setting second voltage threshold value be 2.3 volts and 10 seconds the two nodal values of the second preset time, mainly due to
Single battery voltage already belongs to low battery when 2.3 volts, at this moment needs the suspend mode into low-power consumption,
Not so it also to scrap quickly.And 10 seconds this values are set, on the one hand for long enough to prevent the generation of erroneous judgement result, but this
A time again cannot be too long, and otherwise the voltage of battery can consume quickly.
It is appreciated that first voltage threshold value, the first preset time, second voltage threshold value, the second preset time are not limited to
Above-mentioned value, as long as ensureing that second voltage threshold value is more than first voltage threshold value.
By the mutual cooperation of the above battery protection module and microprocessor, can complete discharge condition, standby mode and
To the monitoring of battery under dormant state, to ensure to be immediately performed in the case where battery needs are scrapped, the safety for reducing battery is hidden
Suffer from.
Example IV：
Fig. 6 is please referred to, for a kind of embodiment of the unmanned vehicle cell safety processing unit provided in the present invention.It is described
Unmanned vehicle cell safety processing unit includes：Acquisition module 610, judgment module 620 and control module 630.
Wherein, acquisition module 610 is used to acquire the unit for electrical property parameters of battery, and the unit for electrical property parameters includes the electric discharge of battery
Current value and single battery voltage value.Judgment module 620 is used to judge whether the battery is crossed according to the unit for electrical property parameters to put
Electricity.Control module 630 is used for when the judging result of the judgment module is to be, controlling the battery can not be charged and discharged.
In one embodiment, judgment module 620 is specifically used for determining that single battery voltage value is less than first voltage threshold value
And the duration be more than the first preset time when, judge that the battery is overdischarge.
Further, in one embodiment, described device further includes detection module and determining module, wherein the inspection
The dormancy instruction that module is used to detect battery is surveyed, the determining module is used to determine according to the unit for electrical property parameters and testing result
Battery status.The battery status includes discharge condition, dormant state and standby mode.
In one embodiment, the first voltage threshold value is 2 volts, and first preset time is 20 seconds.
Further, in one embodiment, the determining module is used to the discharge current value of the battery being more than institute
When stating the first current threshold, determine that the battery status is discharge condition；When the discharge current value of the battery is less than or equal to
First current threshold and when not detecting the dormancy instruction of battery, determines that the battery status is standby mode；When
The duration that the single battery voltage value is less than second voltage threshold value is more than the second preset time or detects battery
When dormancy instruction, determine that the battery status is dormant state.
Further, in one embodiment, when determining the battery shape according to the unit for electrical property parameters and testing result
When state is dormant state, the detection module is additionally operable to detection external wake instruction, when the detection module has detected outside
When waking up instruction, control module 630 can close the charge circuit and discharge loop of battery.
In one embodiment, first current threshold is 30 milliamperes, and the second voltage threshold value is 2.3 volts,
The second time threshold is 10 seconds.
In one embodiment, described device further includes reminding module, and the reminding module is used to control in control module 630
After making the battery and can not being charged and discharged, waste battery prompt is sent out.
It should be noted that above method embodiment realizes that method is real with device embodiment based on identical inventive concept
Apply technique effect that example can have and technical characteristic and can be executed by corresponding function module in device embodiment or
Person realizes that easy for statement, therefore not to repeat here.
Embodiment five：
Fig. 7 is a kind of structural schematic diagram of unmanned vehicle provided in an embodiment of the present invention.The unmanned vehicle can be held
The row unmanned vehicle cell safety processing method that such as above method embodiment provides.As shown in fig. 7, the unmanned vehicle 70 wraps
Include one or more processors 701 and memory 702.Wherein, in Fig. 7 by taking a processor 701 as an example.Above-mentioned unmanned flight
Device can also include scrapping suggestion device 703.It is of course also possible to according to actual conditions needs, addition or economization are other suitable
Apparatus module.
Processor 701, memory 702 are scrapped suggestion device 703 and can be connected by bus or other modes, in Fig. 7
For being connected by bus.
Memory 702 is used as a kind of non-volatile computer readable storage medium storing program for executing, can be used for storing non-volatile software journey
Sequence, non-volatile computer executable program and module, such as the unmanned vehicle cell safety processing in the embodiment of the present invention
The corresponding program instruction of method or module, for example, attached acquisition module shown in fig. 6 610, judgment module 620, control module 630,
And the suggestion device 703 of scrapping in the unmanned vehicle can be voice playing device or light indicating device etc., not make here
Stringent limitation.Processor 701 is stored in non-volatile software program, instruction and module in memory 702 by operation, from
And various function application and the data processing of execute server, that is, realize the unmanned vehicle battery peace of above method embodiment
Full processing method.
Memory 702 may include storing program area and storage data field, wherein storing program area can store operation system
System, the required application program of at least one function；Storage data field can some historical datas etc. for calculating of storing electricity meter.This
Outside, memory 702 may include high-speed random access memory, can also include nonvolatile memory, for example, at least one
Disk memory, flush memory device or other non-volatile solid state memory parts.In some embodiments, memory 702 is optional
Include the memory remotely located relative to processor 701, the example of above-mentioned network includes but not limited to internet, enterprises
Net, LAN, mobile radio communication and combinations thereof.
Those skilled in the art should further appreciate that, described in conjunction with the examples disclosed in this document to show
Each step of the motor control method of example property, can be realized with electronic hardware, computer software, or a combination of the two, be
The interchangeability for clearly demonstrating hardware and software, in the above description generally describes each example according to function
Composition and step.These functions are implemented in hardware or software actually, depend on technical solution specific application and
Design constraint.
Those skilled in the art can use different methods to achieve the described function each specific application, but
It is that such implementation should not be considered as beyond the scope of the present invention.The computer software can be stored in computer-readable storage and be situated between
In matter, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be
Magnetic disc, CD, read-only memory or random access memory etc..
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；At this
It under the thinking of invention, can also be combined between the technical characteristic in above example or different embodiment, step can be with
It is realized with random order, and there are many other variations of different aspect present invention as described above, for simplicity, they do not have
Have and is provided in details；Although the present invention is described in detail referring to the foregoing embodiments, the ordinary skill people of this field
Member should understand that：It still can be with technical scheme described in the above embodiments is modified, or to which part skill
Art feature carries out equivalent replacement；And these modifications or replacements, each reality of the present invention that it does not separate the essence of the corresponding technical solution
Apply the range of a technical solution.
Claims (17)
1. a kind of unmanned vehicle cell safety processing method, which is characterized in that including：
The unit for electrical property parameters of battery is acquired, the unit for electrical property parameters includes the discharge current value and single battery voltage value of battery；
According to the unit for electrical property parameters judge the battery whether overdischarge,
If so, controlling the battery can not be charged and discharged.
2. according to the method described in claim 1, it is characterized in that, described judge that the battery is according to the unit for electrical property parameters
Before no overdischarge, including：
Detect the dormancy instruction of battery；
Battery status is determined according to the unit for electrical property parameters and testing result；
Wherein, the battery status includes discharge condition, dormant state and standby mode.
3. according to the method described in claim 1, it is characterized in that, described judge that the battery is according to the unit for electrical property parameters
No overdischarge, including：
When determining that single battery voltage value is less than first voltage threshold value and the duration is more than the first preset time, the electricity is judged
Pond is overdischarge.
4. according to the method described in claim 3, it is characterized in that, the first voltage threshold value is 2 volts, described first is default
Time is 20 seconds.
5. according to the method described in claim 2, it is characterized in that, described determine according to the unit for electrical property parameters and testing result
Battery status, including：
By the discharge current value of the battery and single battery voltage value respectively with the first current threshold and second voltage threshold value ratio
Compared with；
When the discharge current value of the battery is more than first current threshold, determine that the battery status is discharge condition；
When the discharge current value of the battery is less than or equal to first current threshold and does not detect the suspend mode of battery
When instruction, determine that the battery status is standby mode；
When the single battery voltage value is less than the duration of second voltage threshold value more than the second preset time or has detected
When the dormancy instruction of battery, determine that the battery status is dormant state.
6. according to the method described in claim 5, it is characterized in that, when determining institute according to the unit for electrical property parameters and testing result
State battery status be dormant state when, further include：
Detect external wake instruction；
The charge circuit and discharge loop of battery are closed when detecting external wake instruction.
7. according to the method described in claim 5, it is characterized in that, first current threshold be 30 milliamperes, described second
Voltage threshold is 2.3 volts, and the second time threshold is 10 seconds.
8. according to claim 1~7 any one of them method, which is characterized in that the control battery can not charge and
After electric discharge, further include：
Send out waste battery prompt.
9. a kind of unmanned vehicle cell safety processing unit, which is characterized in that including：
Acquisition module, the unit for electrical property parameters for acquiring battery, the unit for electrical property parameters include the discharge current value and list of battery
Batteries voltage value；
Judgment module, for according to the unit for electrical property parameters judge the battery whether overdischarge；
Control module is when being for the judging result in the judgment module, and controlling the battery can not be charged and discharged.
10. device according to claim 9, which is characterized in that further include：
Detection module, the dormancy instruction for detecting battery；
Determining module, for determining battery status according to the unit for electrical property parameters and testing result；
Wherein, the battery status includes discharge condition, dormant state and standby mode.
11. device according to claim 9, which is characterized in that the judgment module is specifically used for determining single battery electricity
When pressure value is less than first voltage threshold value and duration and is more than the first preset time, judge that the battery is overdischarge.
12. according to the devices described in claim 11, which is characterized in that the first voltage threshold value is 2 volts, and described first is pre-
If the time is 20 seconds.
13. device according to claim 10, which is characterized in that the determining module is specifically used for：
By the discharge current value of the battery and single battery voltage value respectively with the first current threshold and second voltage threshold value ratio
Compared with；
When the discharge current value of the battery is more than first current threshold, determine that the battery status is discharge condition；
When the discharge current value of the battery is less than or equal to first current threshold and does not detect the suspend mode of battery
When instruction, determine that the battery status is standby mode；
When the single battery voltage value is less than the duration of second voltage threshold value more than the second preset time or has detected
When the dormancy instruction of battery, determine that the battery status is dormant state.
14. device according to claim 13, which is characterized in that when according to the unit for electrical property parameters and testing result determination
When the battery status is dormant state, the detection module is additionally operable to：
Detect external wake instruction；
When detecting external wake instruction, the control module closes the charge circuit and discharge loop of battery.
15. device according to claim 13, which is characterized in that first current threshold is 30 milliamperes, described the
Two voltage thresholds are 2.3 volts, and the second time threshold is 10 seconds.
16. according to the device described in claim 9~15, which is characterized in that described device further includes reminding module, the prompt
Module is used for after the control module control battery can not be charged and discharged, and sends out waste battery prompt.
17. a kind of unmanned vehicle, which is characterized in that including memory and processor, the memory has program stored therein, described
Program is realized when reading execution by the processor at unmanned vehicle cell safety as described in any of the claims 1 to 8
Reason method.
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| CN201810725556.5A CN108767929B (en) | 2018-07-04 | 2018-07-04 | Unmanned aerial vehicle battery safety processing method and device |
| PCT/CN2019/094599 WO2020007328A1 (en) | 2018-07-04 | 2019-07-03 | Safety processing method and device for battery of unmanned aerial vehicle |
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| WO2020007328A1 (en) * | 2018-07-04 | 2020-01-09 | 深圳市道通智能航空技术有限公司 | Safety processing method and device for battery of unmanned aerial vehicle |
| CN112039145A (en) * | 2020-08-14 | 2020-12-04 | 珠海格力电器股份有限公司 | Storage control method and device for electrical equipment, storage medium and electrical equipment |
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| CN112713626B (en) * | 2020-12-21 | 2023-03-24 | 金卡智能集团股份有限公司 | Battery control method and device |
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| CN108767929B (en) | 2022-11-25 |
| WO2020007328A1 (en) | 2020-01-09 |
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