CN105911891B - A kind of control method and battery management system of defencive function - Google Patents
A kind of control method and battery management system of defencive function Download PDFInfo
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- CN105911891B CN105911891B CN201610292700.1A CN201610292700A CN105911891B CN 105911891 B CN105911891 B CN 105911891B CN 201610292700 A CN201610292700 A CN 201610292700A CN 105911891 B CN105911891 B CN 105911891B
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- battery management
- movable equipment
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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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
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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
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The control method and battery management system of a kind of defencive function provided in an embodiment of the present invention, this method comprises: the connection status between detection battery management system and movable equipment；According to the connection status between the battery management system and movable equipment, the defencive function of the battery module where being turned on or off the battery management system in battery modules.Technical solution provided by the embodiment of the present invention; realize the connection status according to battery management system and movable equipment; battery module is protected; processing is distinguished to battery module in different connection status; in the case where not influencing battery module to movable equipment power supply; the problems such as battery module is protected, performance of battery module decline, the damage that influences the continuation of the journey use of movable equipment and may cause are avoided the occurrence of.
Description
[technical field]
The present invention relates to the control methods and battery management system of field of communication technology more particularly to a kind of defencive function.
[background technique]
In recent years, with the development of science and technology, battery is that more and more equipment are powered, and various equipment are to battery
Demand alienation worse and worse.For battery used in movable equipment, electric discharge overcurrent protection can be set and electric discharge excess temperature is protected
The GPF (General Protection Falses means such as shield, however movable equipment stronger for some autonomous operations, such as unmanned plane, power supply of taking photo by plane, electricity
Electrical automobile etc., in normal use, if opening the GPF (General Protection Falses means such as electric discharge overcurrent protection and electric discharge overheat protector, having very much can
Can cause battery runs down, in turn result in heavy losses even casualties situations such as, therefore, in these movable equipments
Application field, battery tend not to open electric discharge overcurrent protection and electric discharge overheat protector, however, battery not with movable equipment
When connection, if being not turned on the GPF (General Protection Falses means such as electric discharge overcurrent protection and the electric discharge overheat protector of battery, probably
Artificially abuse or improper use etc. due to, cause the loss even damage of battery chemistries system of battery electricity itself,
Cause irreversible capacitance loss.
In the implementation of the present invention, following technical problem exists in the prior art in inventor:
In the prior art, not according to the connection status of movable equipment and battery, electric discharge overcurrent protection to battery and
Overheat protector differentiation of discharging control, when no matter whether battery and movable equipment used in movable equipment are in connection shape
When state, all the electric discharge overcurrent protection function of disabling battery and electric discharge overheat protector function, it will lead to when movable equipment is used
Battery and movable equipment not connected when, due to the electric discharge overcurrent protection function and electric discharge overheat protector function of disabling battery,
The performance of battery used in movable equipment is impacted, the damage of battery chemistries system is caused, such as movable equipment institute
The internal resistance of cell of the battery used causes battery temperature to increase, and causes serious influence to service life of battery etc., or even lead
Cause the damage of battery used in movable equipment.
[summary of the invention]
In view of this, being avoided the embodiment of the invention provides a kind of control method of defencive function and battery management system
When movable equipment and not connected battery module, the problem of the performance decline or damage of battery module.
In a first aspect, the embodiment of the invention provides a kind of control methods of defencive function, comprising:
Detect the connection status between battery management system and movable equipment；
According to the connection status between the battery management system and movable equipment, it is turned on or off the cell tube
The defencive function of battery module where reason system in battery modules.
With reference to first aspect, the embodiment of the invention provides the first possible implementations of first aspect, wherein institute
It states according to the connection status between the battery management system and movable equipment, is turned on or off the battery management system
The defencive function of battery module in the battery modules of place, comprising:
If between the battery management system and movable equipment being on line state, close where the battery management system
The defencive function of battery module in battery modules；Alternatively,
If between the battery management system and movable equipment being off-state, the battery management system place is opened
The defencive function of battery module in battery modules.
With reference to first aspect or the first possible implementation of first aspect, the embodiment of the invention provides first
The possible implementation of second of aspect, wherein the defencive function include: battery module electric discharge overcurrent protection function and
At least one in the electric discharge overheat protector function of battery module.
The possible implementation of with reference to first aspect the first, the embodiment of the invention provides the third of first aspect
Possible implementation, wherein the protection function for opening the battery module in the battery modules of the battery management system place
It can, comprising:
According to the corresponding threshold value of preset each parameter, in the electric current of battery module, temperature, voltage and output power extremely
A few parameter is monitored, so that monitored parameter is no more than corresponding threshold value.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible implementations of first aspect, wherein institute
State method further include:
It is connected between the battery management system and the movable equipment by communication port；
Connection status between the detection battery management system and movable equipment, comprising:
It detects the battery management system and whether the movable equipment carries out data communication in preset time duration；
Whether data communication is carried out in preset time duration according to the battery management system and the movable equipment,
Detect the connection status between battery management system and movable equipment.
With reference to first aspect, the embodiment of the invention provides the 5th kind of possible implementations of first aspect, wherein institute
State method further include:
It is connected between the battery management system and the movable equipment by communication port；
Connection status between the detection battery management system and movable equipment, comprising:
Detect the level signal of designated pin in the connector between the battery management system and the movable equipment
Whether change；
According to the level signal of designated pin in the connector between the battery management system and the movable equipment
Whether change, detects the connection status between the battery management system and the movable equipment.
Second aspect, the embodiment of the invention provides a kind of battery management systems, wherein includes:
Detection module, for detecting the connection status between battery management system and movable equipment；
Control module, for opening according to the connection status between the battery management system and movable equipment or
The defencive function of battery module where closing the battery management system in battery modules.
In conjunction with second aspect, the embodiment of the invention provides second aspect the first possible implementation, wherein
The control module further comprises:
Closing unit is used for when between the battery management system and movable equipment being on line state, described in closing
The defencive function of battery module where battery management system in battery modules；Alternatively,
Opening unit is used for when between the battery management system and movable equipment being off-state, described in unlatching
The defencive function of battery module where battery management system in battery modules.
In conjunction with the possible implementation of the first of second aspect or second aspect, the embodiment of the invention provides second
The possible implementation of second of aspect, wherein the defencive function include: battery module electric discharge overcurrent protection function and
At least one in the electric discharge overheat protector function of battery module.
In conjunction with the first possible implementation of second aspect, the embodiment of the invention provides the third of second aspect
Possible implementation, wherein the opening unit is specifically used for: according to the corresponding threshold value of preset each parameter, to battery module
Electric current, temperature, at least one parameter is monitored in voltage and output power corresponded to so that monitored parameter is no more than
Threshold value.
In conjunction with second aspect, the embodiment of the invention provides the 4th kind of possible implementations of second aspect, wherein institute
State battery management system further include:
Link block is connected between the battery management system and the movable equipment by communication port for making；
The detection module, is specifically used for: detecting the battery management system and the movable equipment in preset time
Whether data communication is carried out in duration, in preset time duration is with the movable equipment according to the battery management system
No carry out data communication detects the connection status between battery management system and movable equipment.
In conjunction with second aspect, the embodiment of the invention provides the 5th kind of possible implementations of second aspect, wherein institute
State battery management system further include:
Link block is connected between the battery management system and the movable equipment by communication port for making；
The detection module, is further used for: detecting the company between the battery management system and the movable equipment
Whether the level signal for connecing designated pin in device changes, according between the battery management system and the movable equipment
Connector in the level signal of designated pin whether change, detect the battery management system and the movable equipment
Between connection status.
The control method and battery management system of a kind of defencive function provided in an embodiment of the present invention, and in the prior art,
Electric discharge overcurrent protection and electric discharge overheat protector differentiation control not according to the connection status of movable equipment and battery, to battery
System is compared, and the embodiment of the present invention is the connection status according to battery management system and movable equipment, is protected to battery module
Shield, distinguishes processing to battery module in different connection status, is not influencing what battery module powered to movable equipment
In the case of, battery module is protected, the continuation of the journey use for avoiding the occurrence of performance of battery module decline, influencing movable equipment
And may cause damage the problems such as.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
[Detailed description of the invention]
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without any creative labor, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 shows a kind of flow chart of the control method of defencive function provided in an embodiment of the present invention；
Fig. 2 shows the connections between a kind of specific battery modules provided in an embodiment of the present invention and movable equipment
Figure；
Fig. 3 shows the connection between another specific battery modules provided in an embodiment of the present invention and movable equipment
Figure；
Fig. 4 A shows a kind of structure chart of battery management system provided in an embodiment of the present invention；
Fig. 4 B shows the structure chart of control module provided in an embodiment of the present invention；
Fig. 4 C shows the structure chart of another battery management system provided in an embodiment of the present invention.
[specific embodiment]
For a better understanding of the technical solution of the present invention, being retouched in detail to the embodiment of the present invention with reference to the accompanying drawing
It states.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
It will be appreciated that though may describe to obtain mould in embodiments of the present invention using term first, second, third, etc.
Block, but these acquisition modules should not necessarily be limited by these terms.These terms, which are only used to will acquire module, to be distinguished from each other out.
Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination " or " in response to detection ".Similarly, depend on context, phrase " if it is determined that " or " if detection
(condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when the detection (condition of statement
Or event) when " or " in response to detection (condition or event of statement) ".
A kind of Dialing Method provided by the invention and terminal are described in detail below with reference to specific embodiment.
Embodiment 1
It is a kind of flow diagram of the control method of defencive function provided in an embodiment of the present invention referring to Fig. 1, comprising:
Connection status between step 101, detection battery management system and movable equipment.
In the embodiment of the present invention, battery modules include battery management system and at least one battery module, each battery mould
Block may include at least one battery cell.
In the embodiment of the present invention, movable equipment be can include but is not limited to: unmanned plane, dirigible etc..
In the embodiment of the present invention, the connection status between battery management system and movable equipment may include but unlimited
In: on line state and off-state.
For example, the method for the connection status between detection battery management system and movable equipment may include but not
It is limited to following two method:
It is connected between method one, the battery management system and the movable equipment by communication port, by described in detection
Whether battery management system and the movable equipment carry out data communication in preset time duration, and according to the cell tube
Whether reason system and the movable equipment carry out data communication in preset time duration, come detect battery management system with can
Connection status between mobile device.
In specific application scenarios, battery management system can be connected by the PORT COM and movable equipment of connector
It connects, whether battery management system carries out data communication in preset time duration with the movable equipment by detecting itself, comes
The connection status between battery management system and movable equipment is detected, when detecting battery management system and the movable equipment
Data communication is carried out in preset time duration, then is on line state between battery management system and movable equipment, otherwise, electricity
It is off-state between pond management system and movable equipment.
For example, as shown in Fig. 2, being between a kind of specific battery modules provided in an embodiment of the present invention and movable equipment
Connection figure, wherein not drawn in the figure, movable equipment is provided with nobody on unmanned plane by taking unmanned plane as an example to battery module
Machine system.As shown in Figure 2, battery management system can pass through communication port serial data bus (the Serial Data of connector
Bus, SDA) and/or serial time clock line (Serial Clock Bus, SCL) connect with unmanned plane, if preset duration be 1 second, electricity
Pond management system judges in 1 second whether the SDA and/or SCL data signal line port of the connector of itself receives unmanned plane
The data-signal that issues of flight control system, if it is, battery management system and unmanned plane are on line states, otherwise, electricity
Pond management system and unmanned plane are off-states.
It should be noted that UAV system and battery modules can pass through SDA the and/or SCL number of respective connector
It is connected according to signal line port, when SDA the and/or SCL data signal line port of UAV system receives battery management system hair
The data-signal sent can send feedback or response signal to battery management system, when battery management system connecing by itself
The data signal line port of the SDA and/or SCL of device receive the feedback or response signal, then are still capable of detecting when battery
Management system and UAV system are on line states；Otherwise, battery management system and UAV system are off-states.
It is connected between method two, the battery management system and the movable equipment by communication port, by described in detection
Whether the level signal of designated pin changes in connector between battery management system and the movable equipment, and root
Whether the level signal according to designated pin in the connector between the battery management system and the movable equipment becomes
Change, to detect the connection status between the battery management system and the movable equipment.
In specific application scenarios, battery management system can be connected by the PORT COM and movable equipment of connector
It connects, whether the level signal that battery management system detects the designated pin of itself connector between the movable equipment occurs
Variation, when the level signal for the above-mentioned designated pin for detecting the connector between battery management system and the movable equipment is sent out
Changing, according to the original levels signal of the preset pin, to detect the company between battery management system and movable equipment
Connect state.
For example, the level signal of the designated pin when preset battery management system and movable equipment disconnect is low electricity
It is flat, then when the level signal for the designated pin for detecting the connector between battery management system and the movable equipment becomes
Change, level becomes high level, then judges between battery management system and movable equipment on line state.When preset battery
The level signal of the designated pin of connector when management system and movable equipment are online is low level, then when detecting battery
The level signal of the designated pin of connector between management system and the movable equipment changes, and level becomes high electricity
It is flat, then judge between battery management system and movable equipment for off-state.
For example, as shown in figure 3, being between a kind of specific battery modules provided in an embodiment of the present invention and movable equipment
Connection figure, wherein not drawn in the figure, movable equipment is by taking UAV system as an example, pre-set battery for battery module
The level signal that the communication port of connector when management system and UAV system disconnect enables pin (Enable, EN) is low
Level, movable equipment are provided with UAV system by taking unmanned plane as an example on unmanned plane.From the figure 3, it may be seen that battery management system can
It is connect with enabling pin (Enable, EN) by the communication port of battery connector with UAV system, when detecting cell tube
When the level of the EN pin of the connector of reason system becomes high level, then judge between battery management system and UAV system
For on line state；When the level of the EN pin for the connector for detecting battery management system has not been changed, then battery management is judged
It is off-state between system and UAV system.
It should be noted that UAV system and battery modules can draw by the way that the communication port of respective connector is enabled
Foot (Enable, EN) connection, UAV system is also corresponding to be preset when battery management system is disconnected with UAV system
The level signal of the EN pin of connector is low level, when battery management system gets the level of the EN pin of UAV system
Signal changes, then can still judge that battery management system and UAV system are on line states；Otherwise, battery management
System and UAV system are off-states.
Step 102, according to the connection status between above-mentioned battery management system and movable equipment, be turned on or off this
The defencive function of battery module where battery management system in battery modules.
Wherein, if the connection status between the battery management system and movable equipment that detect in step 101 is online shape
State, the defencive function of the battery module where closing the battery management system in battery modules；If the battery detected in step 101
Connection status between management system and movable equipment is off-state, opens battery modules where the battery management system
In battery module defencive function.
Specifically, then closing the battery when detecting between the battery management system and movable equipment as on line state
The defencive function of battery module where management system in battery modules.For example, when battery management system and UAV system it
Between be on line state, i.e. battery module in battery modules where battery management system has been loaded into unmanned plane, in order to guarantee
The unmanned plane is not in the situations such as power-off in flight, needs to close the defencive function of battery module, so that battery module can
Constantly power for unmanned plane.
When detecting between the battery management system and movable equipment as off-state, then the battery management system is opened
The defencive function of battery module in the battery modules of place.For example, when being disconnection between battery management system and UAV system
State, i.e., when the battery module in the battery modules where battery management system is not loaded into unmanned plane, in order to avoid battery module
There is the problems such as performance decline and damage, needs to open the defencive function of battery module.
In the embodiment of the present invention, according to the connection status of battery management system and movable equipment, battery module is carried out
Protection, distinguishes processing to battery module in different connection status, powers not influencing battery module to movable equipment
In the case where, the problems such as protected to battery module, avoid the occurrence of performance of battery module decline and damage.
In the embodiment of the present invention, the defencive function of battery module be can include but is not limited to: the electric discharge overcurrent of battery module
At least one in defencive function and electric discharge overheat protector function.
For example, the method for the defencive function of the battery module where opening the battery management system in battery modules
It can include but is not limited to:
It is the preset correspondence of each parameter according to the electric discharge overcurrent protection function of battery module and/or electric discharge overheat protector function
Threshold value, at least one parameter in the electric current of battery module, temperature, voltage and output power is monitored, so that by supervising
The parameter of control is no more than corresponding threshold value.
Wherein, default for each parameter according to the electric discharge overcurrent protection function of battery module and/or electric discharge overheat protector function
Corresponding threshold value, including being battery mould according to the electric discharge overcurrent protection function of battery module and/or electric discharge overheat protector function
At least one preset threshold in electric current, temperature, voltage and output power organized.
For example, the corresponding threshold value of electric current is 5 amperes in preset parameter, after opening the defencive function of battery module, if
The output electric current of the battery module is more than 5 amperes, then will disconnect the power supply circuit of the battery module or adjust the battery module
Power supply circuit so that the output electric current of the battery module be no more than 5 amperes.Alternatively, in another example, output work in preset parameter
The corresponding threshold value of rate is 10W, after opening the defencive function of battery module, if the output power of the battery module is more than 10W,
It will disconnect the power supply circuit etc. of the battery module.
In specific application scenarios, if movable equipment is unmanned plane, during unmanned plane during flying, unmanned plane is made
Battery the case where there can be no power-off, therefore, by the output power in parameter to the dump power of unmanned machine battery into
Row control, can ensure be not in during unmanned plane during flying unmanned plane battery capacity deficiency problem.
Above-mentioned technical proposal provided in an embodiment of the present invention, by between detection battery management system and movable equipment
Connection status；According to the connection status between the battery management system and movable equipment, it is turned on or off the battery
The defencive function of battery module where management system in battery modules, realizes according to battery management system and movable equipment
Connection status, battery module is protected, processing is distinguished to battery module in different connection status, is not being influenced
In the case that battery module powers to movable equipment, battery module is protected, is avoided the occurrence of under performance of battery module
The problems such as damage that drop, the continuation of the journey for influencing movable equipment are used and be may cause.
Embodiment 2
It as shown in Figure 4 A, is a kind of battery management system provided in an embodiment of the present invention, which includes:
Detection module 41, for detecting the connection status between battery management system and movable equipment；
Control module 42, for opening according to the connection status between the battery management system and movable equipment or
The defencive function of battery module where person closes the battery management system in battery modules.
It as shown in Figure 4 B, is the structure chart of control module 42 provided in an embodiment of the present invention, control module 42 is further wrapped
It includes:
Closing unit 421, for closing institute when between the battery management system and movable equipment being on line state
The defencive function of battery module where stating battery management system in battery modules；Alternatively,
Opening unit 422, for opening institute when between the battery management system and movable equipment being off-state
The defencive function of battery module where stating battery management system in battery modules.
Wherein, the defencive function includes: the electric discharge excess temperature of the electric discharge overcurrent protection function and battery module of battery module
At least one in defencive function.
Wherein, the opening unit 422, is specifically used for: according to the corresponding threshold value of preset each parameter, to battery module
At least one parameter is monitored in electric current, temperature, voltage and output power, so that monitored parameter is no more than corresponding
Threshold value.
It as shown in Figure 4 C, is another battery management system provided in an embodiment of the present invention, wherein the battery management system
System further include: link block 43 is connected between the battery management system and the movable equipment by communication port for making
It connects；
The detection module, is specifically used for: detecting the battery management system and the movable equipment in preset time
Whether data communication is carried out in duration, in preset time duration is with the movable equipment according to the battery management system
No carry out data communication detects the connection status between battery management system and movable equipment.
Wherein, the battery management system further include: link block 43, for make the battery management system and it is described can
It is connected between mobile device by communication port；
The detection module, is further used for: being further used for: detecting the battery management system and set with described move
Whether the level signal of designated pin changes in connector between standby, according to the battery management system with it is described removable
Whether the level signal of designated pin changes in connector between dynamic equipment, detect the battery management system with it is described
Connection status between movable equipment.
Above-mentioned technical proposal provided in an embodiment of the present invention, by between detection battery management system and movable equipment
Connection status；According to the connection status between the battery management system and movable equipment, it is turned on or off the battery
The defencive function of battery module where management system in battery modules, realizes according to battery management system and movable equipment
Connection status, battery module is protected, processing is distinguished to battery module in different connection status, is not being influenced
In the case that battery module powers to movable equipment, battery module is protected, is avoided the occurrence of under performance of battery module
The problems such as damage that drop, the continuation of the journey for influencing movable equipment are used and be may cause.
It is apparent to those skilled in the art that for convenience and simplicity of description, the battery of foregoing description
The specific work process of management system, module and unit, can refer to corresponding processes in the foregoing method embodiment, herein no longer
It repeats.
In several embodiments provided by the present invention, it should be understood that disclosed battery management system and method, it can
To realize by another way.For example, battery management system embodiment described above is only schematical, for example,
The division of the unit, only a kind of logical function partition, there may be another division manner in actual implementation, for example, more
A unit or assembly can be combined or can be integrated into another system, or some features can be ignored or not executed.It is another
Point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, device or
The indirect coupling or communication connection of unit can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that device (can be personal computer, server or network equipment etc.) or processor (Processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. it is various
It can store the medium of program code.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (6)
1. a kind of control method of defencive function, which is characterized in that the described method includes:
Detect the connection status between battery management system and movable equipment；
According to the connection status between the battery management system and movable equipment, it is turned on or off the battery management system
The defencive function of battery module where system in battery modules, comprising:
If between the battery management system and movable equipment being on line state, battery where the battery management system is closed
The defencive function of battery module in mould group；Alternatively,
If between the battery management system and movable equipment being off-state, battery where the battery management system is opened
The defencive function of battery module in mould group；
Wherein, it is connected between the battery management system and the movable equipment by communication port；
Connection status between the detection battery management system and movable equipment, comprising:
It detects the battery management system and whether the movable equipment carries out data communication in preset time duration；
Data communication whether is carried out in preset time duration according to the battery management system and the movable equipment, is detected
Connection status between battery management system and movable equipment.
2. the method according to claim 1, wherein the defencive function includes: the electric discharge overcurrent of battery module
At least one in the electric discharge overheat protector function of defencive function and battery module.
3. the method according to claim 1, wherein the battery modules where opening the battery management system
In battery module defencive function, comprising:
According to the corresponding threshold value of preset each parameter, in the electric current of battery module, temperature, voltage and output power at least one
A parameter is monitored, so that monitored parameter is no more than corresponding threshold value.
4. a kind of battery management system characterized by comprising
Detection module, for detecting the connection status between battery management system and movable equipment；
Control module, for being turned on or off according to the connection status between the battery management system and movable equipment
The defencive function of battery module where the battery management system in battery modules；
The control module further comprises:
Closing unit, for closing the battery when between the battery management system and movable equipment being on line state
The defencive function of battery module where management system in battery modules；Alternatively,
Opening unit, for opening the battery when between the battery management system and movable equipment being off-state
The defencive function of battery module where management system in battery modules；
The battery management system further include:
Link block is connected between the battery management system and the movable equipment by communication port for making；
The detection module, is specifically used for: detecting the battery management system and the movable equipment in preset time duration
Inside whether carry out data communication, according to the battery management system and the movable equipment in preset time duration whether into
Row data communication detects the connection status between battery management system and movable equipment.
5. battery management system according to claim 4, which is characterized in that the defencive function includes: battery module
At least one in the electric discharge overheat protector function of electric discharge overcurrent protection function and battery module.
6. battery management system according to claim 5, which is characterized in that the opening unit is specifically used for: according to pre-
If the corresponding threshold value of each parameter, at least one parameter in the electric current of battery module, temperature, voltage and output power is carried out
Monitoring, so that monitored parameter is no more than corresponding threshold value.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109075301B (en) * | 2017-12-18 | 2021-11-16 | 深圳市大疆创新科技有限公司 | Battery, battery control system and unmanned vehicles |
| CN111342071B (en) * | 2018-12-18 | 2021-12-21 | 东莞新能德科技有限公司 | Battery pack, electronic device and battery detection system |
| CN110011339A (en) * | 2019-05-07 | 2019-07-12 | 江苏吉意信息技术有限公司 | Accumulation power supply protection and operation control system and method |
| CN113767538B (en) * | 2020-05-07 | 2024-05-10 | 深圳市大疆创新科技有限公司 | Battery management apparatus, system, battery, mobile device, and method |
| CN113488981B (en) * | 2021-06-15 | 2023-09-29 | 南京航空航天大学 | Double-circuit power supply short-circuit protection circuit and method for unmanned aerial vehicle power distribution system |
| CN113937376A (en) * | 2021-10-12 | 2022-01-14 | 东莞新能安科技有限公司 | Electrochemical device management method, electrochemical device and electric equipment |
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