CN107719155A - Battery management system and method - Google Patents
Battery management system and method Download PDFInfo
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- CN107719155A CN107719155A CN201710813626.8A CN201710813626A CN107719155A CN 107719155 A CN107719155 A CN 107719155A CN 201710813626 A CN201710813626 A CN 201710813626A CN 107719155 A CN107719155 A CN 107719155A
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- control module
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- management system
- battery management
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to cell art, there is provided a kind of battery management system and method, first, is sent by the status information of data collecting module collected power module, and by status information to the first control module and the second control module；Secondly, after second control module is handled status information, state outcome is sent to the first control module, the state outcome that the status information and the second control module that first control module can be sent to data acquisition module are sent is checked, it can quickly be identified when data are inconsistent and respond action, solve the problems, such as in the prior art because production technology, use environment etc. lead to not effective monitoring battery behavior, the service life of battery pack is improved, and guarantee is provided for the safe handling of vehicle.
Description
Technical field
The present invention relates to cell art, in particular to a kind of battery management system and method.
Background technology
With the development of science and technology, the battery pack energy resource system of large storage capacity is increasingly valued by the people, very
It is obtained for and is widely applied in multi-field, such as in the research and industrialization of electric automobile and hybrid electric vehicle, car will be used as
Carry the main provider of the energy.Battery pack is composed in series by a number of battery, and it can be carried out hundred times to thousand times
Discharge and recharge, therefore the characterisitic parameter of each battery of necessary effective monitoring, such as battery temperature, dump energy etc. in use, prevent
Only there is the problems such as overcharging, mistake is put and temperature is too high in battery.But because production technology, the difference of use environment cause each battery
Inconsistency gradually expand in use, occur overcharging in single battery, cross and put and when the problems such as hot-spot, often
Effective monitoring can not be accomplished, have a strong impact on the service life and security of battery pack.
The content of the invention
It is an object of the invention to provide a kind of battery management system and method, to improve above mentioned problem.
To achieve these goals, the technical scheme that the embodiment of the present invention uses is as follows：
The invention provides a kind of battery management system, applied to automobile, the battery management system include power module,
Data acquisition module, the first control module, the second control module and capacitive load；Power module and data acquisition module and capacitive
Load electrically connects, and data acquisition module electrically connects with the first control module and the second control module, and the first control module
Electrically connected with the second control module；Power module is used to charge for capacitive load；Data acquisition module is used to gather power module
Status information, and status information is sent to the first control module and the second control module；Second control module is used for basis
Status information confirms the state outcome of power module, and state outcome is sent to the first control module；First control module is used
In judging whether status information is consistent with state outcome, if inconsistent, the path between deenergization module and capacitive load.
Present invention also offers a kind of battery management method, applied to above-mentioned battery management system, the battery management
System is applied to automobile, and it includes power module, data acquisition module, the first control module, the second control module and capacitive and born
Carry；Power module electrically connects with data acquisition module and capacitive load, data acquisition module and the first control module and second
Control module electrically connects, and the first control module and the electrical connection of the second control module.Methods described includes：Data acquisition module
The status information of power module is gathered, and status information is sent to the first control module and the second control module；Second control
Module confirms the state outcome of power module according to status information, and state outcome is sent to the first control module；First control
Molding block judges whether status information is consistent with state outcome, if inconsistent, between deenergization module and capacitive load
Path.
Compared with the prior art, the invention has the advantages that：A kind of battery management system provided by the invention and side
Method, first, sent by the status information of data collecting module collected power module, and by status information to the first control module
With the second control module；Secondly, after the second control module is handled status information, state outcome is sent to the first control
Module, the state outcome that the status information and the second control module that the first control module can be sent to data acquisition module are sent
Checked, can quickly be identified when data are inconsistent and respond action, solve in the prior art due to production technology,
Use environment etc. leads to not the problem of effective monitoring battery behavior, improves the service life of battery pack, and is the peace of vehicle
Full use provides guarantee.
To enable the above objects, features and advantages of the present invention to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 shows the structured flowchart for the battery management system that first embodiment of the invention is provided.
Fig. 2 shows the circuit diagram for the battery management system that first embodiment of the invention is provided.
Fig. 3 shows the workflow diagram for the battery management system that first embodiment of the invention is provided.
Fig. 4 shows the circuit diagram for the battery management system that second embodiment of the invention is provided.
Icon：100th, 200- battery management systems；110- power modules；111- battery packs；120- data acquisition modules；
121- electric quantity acquisition units；122- data processing units；123- physical quantity collecting units；124- charge balancing units；130-
One control module；131- the first data monitoring units；132- the first lock-step control units；The control modules of 140- second；141-
Two data monitoring units；142- the second lock-step control units；150- switch modules；151- preliminary filling switchs；160- capacitive loads.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be configured to arrange and design with a variety of herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.Meanwhile the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
First embodiment
Fig. 1 is refer to, Fig. 1 shows the structured flowchart for the battery management system 100 that the embodiment of the present invention is provided.Battery
Management system 100 is applied to automobile, and it includes power module 110, data acquisition module 120, the first control module 130, second
Control module 140, switch module 150 and capacitive load 160.Power module 110 electrically connects with data acquisition module 120, data
Acquisition module 120 electrically connects with the first control module 130 and the second control module 140, and the first control module 130 and second
Control module 140 electrically connects.Switch module 150 is electrically connected between power module 110 and capacitive load 160, and switch module
150 electrically connect with the first control module 130 and the second control module 140.
Refer to Fig. 2, power module 110 is used to charge for capacitive load 160, power module 110 can be it is multiple successively
The battery pack 111 that the battery of series connection is formed.As a kind of embodiment, power module 110 is multiple batteries being sequentially connected in series
The batteries of composition.
In the present embodiment, data acquisition module 120 is used for the status information for gathering power module 110, and state is believed
Breath is sent to the first control module 130 and the second control module 140, that is to say, that data acquisition module 120 is used to gather battery
The status information of group 111, and status information is sent to the first control module 130 and the second control module 140.
In the present embodiment, data acquisition module 120 includes electric quantity acquisition unit 121, data processing unit 122, physics
Measure collecting unit 123 and charge balancing unit 124.Electric quantity acquisition unit 121, physical quantity collecting unit 123 are electrically connected to electricity
Between source module 110 and data processing unit 122, and the control module 130 of data processing unit 122 and first and the second control mould
Block 140 electrically connects.Charge balancing unit 124 and power module 110, the first control module 130 and the second control module 140 are equal
Electrical connection.
In the present embodiment, electric quantity acquisition unit 121 is used for the information about power for gathering battery pack 111, such as battery pack 111
Information of voltage, current information, dump energy information etc..As a kind of embodiment, electric quantity acquisition unit 121 can include electricity
Pressure sensor and current sensor, voltage transformer summation current transformer can also be included.
In the present embodiment, physical quantity collecting unit 123 is used for the physical quantity information for gathering battery pack 111, such as battery
Temperature information of group 111 etc..As a kind of embodiment, physical quantity collecting unit 123 can be temperature sensor.
In the present embodiment, data processing unit 122 is used for the information about power and physics for gathering electric quantity acquisition unit 121
Measure the physical quantity information processing that collecting unit 123 gathers and be the status information of battery pack 111, and send to the first control module
130 and second control module 140.As a kind of embodiment, data processing unit 122 can be analog-digital converter.
In the present embodiment, charge balancing unit 124 is used to receive the first control module 130 or the second control module 140
The feedback information of transmission, and the feedback information carries out charge balancing to each battery in battery pack 111, avoids single battery from going out
Now cross situation about putting.
In the present embodiment, in the present embodiment, charge balancing unit 124 is used to receive the first control module 130 or the
The feedback information that two control modules 140 are sent, and the feedback information carries out charge balancing to each battery in battery pack 111,
The situation for avoiding single battery from occurring overcharging or put excessively.
In the present embodiment, the status information that the second control module 140 is used to be sent according to data acquisition module 120 confirms
The state outcome of power module 110, and state outcome is sent to the first control module 130.Second control module 140 includes the
Two data monitoring units 141 and the second lock-step control unit 142, the second data monitoring unit 141 and data processing unit 122 and
Charge balancing unit 124 electrically connects, and the second lock-step control unit 143 electrically connects with the first control module 130, and the second control
Module 140 electrically connects with switch module 150.
In the present embodiment, the first control module 130 is used for the status information and for judging that data acquisition module 120 is sent
Whether the state outcome that two control modules 140 are sent consistent, if inconsistent, deenergization module 110 and capacitive load 160 it
Between path.First control module 130 includes the first data monitoring unit 131 and the first lock-step control unit 132, the first data
Monitoring unit 131 electrically connects with data processing unit 122 and charge balancing unit 124, the first lock-step control unit 132 and
Two lock-step control units 142 electrically connect, and the first control module 130 electrically connects with switch module 150.
In the present embodiment, the first data monitoring unit 131 and the second data monitoring unit 141 be used to receive data adopt
Collect the status information that module 120 is sent, the first data monitoring unit 131 is additionally operable to judge battery pack 111 according to the status information
Whether the dump energy of interior each battery is balanced, the send feedback information if unbalanced, and control charge balancing unit 124 is to electricity
Each battery in pond group 111 carries out charge balancing.Second data monitoring unit 141 is additionally operable to go out in the first control module 130
During existing failure, control charge balancing unit 124 carries out charge balancing to each battery in battery pack 111.
In the present embodiment, the first lock-step control unit 132 and the second lock-step control unit 142 are used to make the first control mould
The control module 140 of block 130 and second carries out lock-step control, so as to be confirmed each other working condition.When the first control module 130 judges
When the status information that data acquisition module 120 is sent is consistent with the state outcome that the second control module 140 is sent, the first lock-step control
Unit 132 processed carries out self-test to the lockstep state of itself, when self-test state is normal, sends the first lock-step signal to the second lock-step
Control unit 142；Second lock-step control unit 142 is knowing the lockstep state of the first control module 130 just according to the first lock-step signal
Often, self-test then is carried out to the lockstep state of itself, when self-test state is normal, sends the second lock-step signal to the first lock-step control
Unit 132 processed；First lock-step control unit 132 knows that the lockstep state of the second control module 140 is normal according to the second lock-step signal.
After the lockstep state of the confirmed control module 140 of first control module 130 and second is normal, the second control module 140 enters
The state of the first control module 130 order is received, the first control module 130 enters holding state.
In the present embodiment, switch module 150 includes main positive contactor K1, main negative contactor K2 and preliminary filling switchs 151, in advance
Switch 151, main positive contactor K1 and main negative contactor K2 is filled to be electrically connected between power module 110 and capacitive load 160, and
The control terminal of preliminary filling switchs 151, main positive contactor K1 and main negative contactor K2 electrically connects with the first control module 130, main negative
Contactor K2 control terminal electrically connects with the second control module 140.
In the present embodiment, main positive contactor K1 switch terminals are electrically connected to the positive pole and capacitive load 160 of battery pack 111
Between, main positive contactor K1 control terminal A1 and B1 electrically connects with the first control module 130.
In the present embodiment, main negative contactor K2 switch terminals are electrically connected to the negative pole and capacitive load 160 of battery pack 111
Between, main negative contactor K2 control terminal A2 and B2 electrically connects with the first control module 130 and the second control module 140.
In the present embodiment, preliminary filling switchs 151 include preliminary filling contactor K3 and preliminary filling resistance R1, power module 110, preliminary filling
Contactor K3, preliminary filling resistance R1 and capacitive load 160 are sequentially connected electrically.Preliminary filling contactor K3 switch terminals are electrically connected to battery pack
Between 111 negative pole and capacitive load 160, preliminary filling contactor K3 control terminal A3 and B3 electrically connects with the first control module 130.
In the present embodiment, after the first control module 130 enters holding state, when the first control module 130 receives VCU
During the work request order of (Vehicle Control Unit, entire car controller), the main negative contact of the first control module 130 control
Device K2, preliminary filling contactor K3 switch terminals adhesive so that battery pack 111 is that capacitive load 160 charges.When capacitive load 160
Voltage V1 and the total voltage Vbat of battery pack 111 pressure difference are in safe range when (for example, being less than 10V), the first control module
The main positive contactor K1 of 130 controls switch terminals adhesive, and control preliminary filling contactor K3 switch terminals to disconnect.
As a kind of embodiment, the first control module 130 and the second control module 140 may each be PLD
(Programmable Logic Device, PLD), CPU (CentralProcessing Unit, centre
Manage device), CPLD (Complex Programmable Logic Device, CPLD), FPGA (Field-
Programmable Gate Array, field programmable gate array), single-chip microcomputer etc..
In the present embodiment, capacitive load 160 includes the first electric capacity C1 and current-limiting resistance R2, the first electric capacity C1 one end with
Main positive contactor K1 and preliminary filling resistance R1 is electrically connected, and the other end is electrically connected with main negative contactor K2, and current-limiting resistance R2 is parallel to
First electric capacity C1 both ends.
Fig. 3 is refer to, Fig. 3 shows the workflow for the battery management system 100 that first embodiment of the invention is provided
Figure.The workflow of battery management system 100 is as follows：
Step S101, data acquisition module 120 gather power module 110 status information, and by status information send to
First control module 130 and the second control module 140.
Step S102, the second control module 140 confirm the state outcome of power module 110 according to status information, and by shape
State result is sent to the first control module 130.
Step S103, the first control module 130 judge whether status information is consistent with state outcome, if inconsistent, broken
Path between switch power supply module 110 and capacitive load 160.
The operation principle for the battery management system 100 that first embodiment of the invention is provided is：First, data acquisition module
The status information of 120 collection power modules 110, and status information is sent to the first control module 130 and the second control module
140；The second, the second control module 140 confirms the state outcome of power module 110 according to status information, and state outcome is sent out
Deliver to the first control module 130；3rd, the first control module 130 judges whether status information is consistent with state outcome, if differing
Cause, then the path between deenergization module 110 and capacitive load 160；4th, if unanimously, the first control module 130 and
Two control modules 140 carry out lock-step control, are confirmed each other the working condition of other side；5th, the first control module 130 and second is controlled
The lockstep state of molding block 140 is normal, then the second control module 140 enters the state for receiving the order of the first control module 130,
First control module 130 enters holding state；6th, when the first control module 130 receives VCU work request order,
The control of first control module 130 main negative contactor K2, preliminary filling contactor K3 switch terminals adhesive so that battery pack 111 is capacitive
The charging of load 160；7th, when capacitive load 160 voltage V1 and battery pack 111 total voltage Vbat pressure difference in safe range
When interior, the main positive contactor K1 adhesives of the first control module 130 control, and control preliminary filling contactor K3 to disconnect；8th, the first control
The control module 140 of module 130 and second enters charging monitoring module, judges whether the state of power module 110 is normal, if it is not,
Then the main positive contactor K1 of the first control module 130 control and the negative contactor K2 of master disconnect, and main bear of the second control module 140 control connects
Tentaculum K2 disconnects；9th, if so, then when the first control module 130VCU work is ceased and desisted order, the first control module 130
The main positive contactor K1 of control and main negative contactor K2 are disconnected, and the second control module 140 is controlled under the control of the first control module 130
The main negative contactor K2 of system disconnects.
Second embodiment
Fig. 4 is refer to, Fig. 4 shows the circuit diagram for the battery management system 200 that second embodiment of the invention is provided.Electricity
Pond management system 200 include power module 110, data acquisition module 120, the first control module 130, the second control module 140,
Switch module 150 and capacitive load 160.The battery management system 200 that the present embodiment provides, except power module 110 is including more
Beyond individual battery pack 111 and multiple data acquisition modules 120, battery management system of other circuits with first embodiment offer
100 is identical.
In the present embodiment, multiple battery packs 111 and the quantity of multiple data acquisition modules 120 are identical, multiple battery packs
111 and multiple data acquisition modules 120 correspond electrical connection, and multiple data acquisition modules 120 with the first control module
130 and second control module 140 electrically connect.Each data acquisition module 120 is used to gather corresponding single battery group 111
Status information, and status information is sent to the first control module 130 and the second control module 140.
In summary, a kind of battery management system provided by the invention and method, applied to automobile, the battery management system
System includes power module, data acquisition module, the first control module, the second control module and capacitive load；Power module and number
Electrically connected according to acquisition module and capacitive load, data acquisition module is electrically connected with the first control module and the second control module
Connect, and the first control module and the electrical connection of the second control module.The battery management method includes：Data collecting module collected electricity
The status information of source module, and status information is sent to the first control module and the second control module；Second control module root
The state outcome of power module is confirmed according to status information, and state outcome is sent to the first control module；First control module
Judge whether status information is consistent with state outcome, if inconsistent, the path between deenergization module and capacitive load.This
By the second control module, redundancy monitoring is carried out to the status information of data collecting module collected first for invention；The second, the second control
After molding block is handled status information, state outcome is sent to the first control module, the first control module can be with logarithm
The state outcome that the status information and the second control module sent according to acquisition module is sent is checked, can when data are inconsistent
Quickly identify and respond action；3rd, the second control module carries out independent monitoring to status information and by being connect to main bear
The control of tentaculum, when the first control module occurs abnormal, secondary safety protection can be carried out to battery, solve prior art
In due to the problem of production technology, use environment etc. lead to not effective monitoring battery behavior, improve battery pack uses the longevity
Life, and provide guarantee for the safe handling of vehicle.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
Claims (10)
1. a kind of battery management system, it is characterised in that applied to automobile, the battery management system includes power module, number
According to acquisition module, the first control module, the second control module and capacitive load；
The power module electrically connects with the data acquisition module and the capacitive load, the data acquisition module and institute
State the first control module and second control module electrically connects, and first control module and second control module
Electrical connection；
The power module is used to charge for the capacitive load；
The data acquisition module is used for the status information for gathering the power module, and the status information is sent to described
First control module and second control module；
Second control module is used for the state outcome that the power module is confirmed according to the status information, and by the shape
State result is sent to first control module；
First control module is used to judge whether the status information is consistent with the state outcome, if inconsistent, breaks
Open the path between the power module and the capacitive load.
2. battery management system as claimed in claim 1, it is characterised in that first control module includes the first lock-step control
Unit processed, second control module include the second lock-step control unit, the first lock-step control unit and second lock
Walk control unit electrical connection.
3. battery management system as claimed in claim 2, it is characterised in that the battery management system also includes switching molding
Block, the switch module are electrically connected between the power module and the capacitive load, and with first control module and
Second control module electrically connects.
4. battery management system as claimed in claim 3, it is characterised in that the switch module is including preliminary filling switchs, master just
Contactor and main negative contactor, the preliminary filling switchs, main positive contactor and main negative contactor are electrically connected to the power module
Between capacitive load, and the control terminal of the preliminary filling switchs, main positive contactor and main negative contactor controls with described first
Module electrically connects, and the control terminal that the master bears contactor electrically connects with second control module.
5. battery management system as claimed in claim 4, it is characterised in that the preliminary filling switchs include preliminary filling contactor and with
Preliminary filling resistance, the power module, preliminary filling contactor, preliminary filling resistance and capacitive load are sequentially connected electrically, the preliminary filling contactor
Control terminal electrically connected with first control module.
6. battery management system as claimed in claim 1, it is characterised in that the data acquisition module includes electric quantity acquisition list
Member, physical quantity collecting unit and data processing unit, the electric quantity acquisition unit, physical quantity collecting unit are electrically connected to described
Between power module and the data processing unit, and the data processing unit and first control module and described second
Control module electrically connects.
7. battery management system as claimed in claim 6, it is characterised in that the electric quantity acquisition unit includes voltage sensor
And current sensor.
8. battery management system as claimed in claim 6, it is characterised in that the physical quantity collecting unit includes TEMP
Device.
9. battery management system as claimed in claim 6, it is characterised in that the data acquisition module also includes charge balancing
Unit, the charge balancing unit electrically connect with the power module, the first control module and the second control module.
A kind of 10. battery management method, it is characterised in that applied to the battery management system described in claim any one of 1-9,
Methods described includes：
The status information of power module described in the data collecting module collected, and the status information is sent to described first
Control module and second control module；
Second control module confirms the state outcome of the power module according to the status information, and by the state knot
Fruit is sent to first control module；
First control module judges whether the status information is consistent with the state outcome, if inconsistent, disconnects institute
State the path between power module and the capacitive load.
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| CN201710813626.8A CN107719155B (en) | 2017-09-11 | 2017-09-11 | Battery management system and method |
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| CN201710813626.8A CN107719155B (en) | 2017-09-11 | 2017-09-11 | Battery management system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI651913B (en) * | 2018-04-20 | 2019-02-21 | 聯華聚能科技股份有限公司 | Battery management system |
| CN110015143A (en) * | 2018-03-16 | 2019-07-16 | 江苏原容新能源科技有限公司 | Lithium battery system and lithium battery system management method and application |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474493A (en) * | 2002-08-05 | 2004-02-11 | 财团法人工业技术研究院 | Extensible cell state monitoring circuit for cell managing system |
| CN101119036A (en) * | 2007-07-23 | 2008-02-06 | 柏禄帕迅能源科技有限公司 | Battery management system for electric automobile |
| CN101162844A (en) * | 2006-10-10 | 2008-04-16 | 现代自动车株式会社 | Battery management system for vehicles |
| CN101692502A (en) * | 2009-09-25 | 2010-04-07 | 深圳市航盛电子股份有限公司 | Battery management system and method thereof |
| CN101710628A (en) * | 2009-10-20 | 2010-05-19 | 海洋王照明科技股份有限公司 | Battery low-voltage protection circuit and battery management circuit |
| CN103838189A (en) * | 2012-11-20 | 2014-06-04 | 北汽福田汽车股份有限公司 | CAN communication monitoring protection device and vehicle |
| US20140265560A1 (en) * | 2013-03-15 | 2014-09-18 | Levant Power Corporation | System and method for using voltage bus levels to signal system conditions |
| CN104238435A (en) * | 2014-05-27 | 2014-12-24 | 北京航天自动控制研究所 | Triple-redundancy control computer and fault-tolerant control system |
| CN204389960U (en) * | 2015-02-25 | 2015-06-10 | 安徽江淮汽车股份有限公司 | A kind of battery management system |
| US20160275735A1 (en) * | 2013-12-05 | 2016-09-22 | Deutsche Post Ag | Method for causing a change of operating mode |
| CN106394300A (en) * | 2016-11-10 | 2017-02-15 | 航天重型工程装备有限公司 | Power management system |
-
2017
- 2017-09-11 CN CN201710813626.8A patent/CN107719155B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1474493A (en) * | 2002-08-05 | 2004-02-11 | 财团法人工业技术研究院 | Extensible cell state monitoring circuit for cell managing system |
| CN101162844A (en) * | 2006-10-10 | 2008-04-16 | 现代自动车株式会社 | Battery management system for vehicles |
| CN101119036A (en) * | 2007-07-23 | 2008-02-06 | 柏禄帕迅能源科技有限公司 | Battery management system for electric automobile |
| CN101692502A (en) * | 2009-09-25 | 2010-04-07 | 深圳市航盛电子股份有限公司 | Battery management system and method thereof |
| CN101710628A (en) * | 2009-10-20 | 2010-05-19 | 海洋王照明科技股份有限公司 | Battery low-voltage protection circuit and battery management circuit |
| CN103838189A (en) * | 2012-11-20 | 2014-06-04 | 北汽福田汽车股份有限公司 | CAN communication monitoring protection device and vehicle |
| US20140265560A1 (en) * | 2013-03-15 | 2014-09-18 | Levant Power Corporation | System and method for using voltage bus levels to signal system conditions |
| US20160275735A1 (en) * | 2013-12-05 | 2016-09-22 | Deutsche Post Ag | Method for causing a change of operating mode |
| CN104238435A (en) * | 2014-05-27 | 2014-12-24 | 北京航天自动控制研究所 | Triple-redundancy control computer and fault-tolerant control system |
| CN204389960U (en) * | 2015-02-25 | 2015-06-10 | 安徽江淮汽车股份有限公司 | A kind of battery management system |
| CN106394300A (en) * | 2016-11-10 | 2017-02-15 | 航天重型工程装备有限公司 | Power management system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110015143A (en) * | 2018-03-16 | 2019-07-16 | 江苏原容新能源科技有限公司 | Lithium battery system and lithium battery system management method and application |
| CN110015143B (en) * | 2018-03-16 | 2021-01-19 | 江苏赣锋动力科技有限公司 | Lithium battery system, lithium battery system management method and application |
| TWI651913B (en) * | 2018-04-20 | 2019-02-21 | 聯華聚能科技股份有限公司 | Battery management system |
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|---|---|
| CN107719155B (en) | 2019-09-17 |
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