CN106828150A - A kind of discrete battery management system - Google Patents
A kind of discrete battery management system Download PDFInfo
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- CN106828150A CN106828150A CN201611268076.8A CN201611268076A CN106828150A CN 106828150 A CN106828150 A CN 106828150A CN 201611268076 A CN201611268076 A CN 201611268076A CN 106828150 A CN106828150 A CN 106828150A
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- module
- management system
- battery management
- data
- data acquisition
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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
-
- 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)
Abstract
The present invention discloses a kind of discrete battery management system to be included：Data acquisition module, computing module and battery control unit, the battery control unit are communicated to connect with the data acquisition module and computing module respectively；The data acquisition module, gathers the BMS data to be monitored, and will collection data transfer to the battery control unit；The battery control unit, by received data transfer to computing module；The computing module, according to data collecting module collected to data calculated accordingly.The present invention is a kind of discrete battery management system, is provided with the data acquisition module for being specifically used to gather the BMS data to be monitored, and no longer relies on BCU to carry out data acquisition.Simultaneously, the discrete battery management system is additionally provided with computing module, go to complete the functions such as SOC, SOH, equilibrium, diagnostic process by computing module, the computing capability and computational accuracy of battery management system can be significantly improved, so as to lift the concurrency of battery management system tasks carrying.
Description
Technical field
The present invention relates to the battery management system field of electric automobile, more particularly to a kind of discrete battery management system
System.
Background technology
With the continuous development of new-energy automobile and energy storage industry, the place of battery is more and more extensive, so right
The management of battery requires also more and more higher.This requires that existing BMS performance requirements are also constantly being lifted.In battery management system
In system, as SOC algorithms degree is constantly complicated, item is continuously increased, control strategy is enriched constantly for diagnosis, meanwhile, also BMS work(
Energy demand constantly increases so that data volume to be processed will be increased considerably needed for BMS, and the treatment of data becomes increasingly complex.
The main data of existing BMS schemes and control process are concentrated on battery control unit (BCU), with
The continuous complexity that BMS applications need, battery control unit (BCU) data-handling capacity and control ability be not with currently existing scheme
The problem that upper application needs, causes BMS operational capabilities to decline, the problems such as control instruction cannot normally send or receive.
The content of the invention
The purpose of the present invention is to overcome weak point of the prior art, there is provided a kind of discrete battery management system, can
The problem of application demand is not caught up with the disposal ability and computing capability that efficiently solve BMS.
The purpose of the present invention is achieved through the following technical solutions：
A kind of discrete battery management system, including：Data acquisition module, computing module and battery control unit, it is described
Battery control unit is communicated to connect with the data acquisition module and computing module respectively；
The data acquisition module, gathers the BMS data to be monitored, and will collection data transfer to the battery control
Unit processed；
The battery control unit, by received data transfer to computing module；
The computing module, according to data collecting module collected to data calculated accordingly.
Used as further preferred scheme, the battery control unit includes interactive module and is communicated with the interactive module
The control module of connection.
Used as further preferred scheme, the battery control unit includes interactive module and is communicated with the interactive module
The control module of connection.
As further preferred scheme, the interactive module, the data for receiving the data acquisition module transmission,
And by received data transfer to the computing module；
The control module, receives the result of calculation of the computing module, and corresponding according to result of calculation generation
Control instruction.
Used as further preferred scheme, the interactive module is also connected with external device communication.
Used as further preferred scheme, the data acquisition module data to be gathered include voltage, the electricity of battery
Stream and temperature.
Used as further preferred scheme, the data acquisition module is acquisition chip.
Used as further preferred scheme, the calculating of the computing module includes：SOC calculating, SOH calculating, equilibrium calculation,
Diagnosis is calculated.
Used as further preferred scheme, the computing module is computing chip.
The present invention compared to prior art advantage and have the beneficial effect that：
1st, the present invention is a kind of discrete battery management system, is provided with and is specifically used to gather the BMS data to be monitored
Data acquisition module, no longer relies on BCU to carry out data acquisition.Meanwhile, the discrete battery management system is additionally provided with computing module,
Go to complete the functions such as SOC, SOH, equilibrium, diagnostic process by computing module, can significantly improve the calculating of battery management system
Ability and computational accuracy, so as to lift the concurrency of battery management system tasks carrying.
2nd, discrete battery management system of the invention, will to being divided into the standalone module of multiple discretes according to its function
The task of battery management system carries out independent modularization, and BCU no longer takes on all of task, the again special calculating of calculating task
Module is completed, and can significantly reduce performance requirement of the battery management system to BCU, improves the treatment energy of battery management system
Power.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of discrete battery management system of the invention.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give better embodiment of the invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described implementation method.On the contrary, the purpose for providing these implementation methods is to make to understand more the disclosure
Plus it is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
For illustrative purposes only, it is unique implementation method to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the implementation method of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all of combination of related Listed Items.
Refer to Fig. 1, a kind of discrete battery management system 10, including：Data acquisition module 1, computing module 2 and battery
Control unit 3, the battery control unit 3 communicates to connect 32 with the data acquisition module 31 and computing module respectively.
The data acquisition module 1, gathers the BMS data to be monitored, and will collection data transfer to the battery
Control unit 3.The data acquisition module data to be gathered include voltage, electric current and the temperature of battery.The data are adopted
It is acquisition chip to integrate module 1.
The battery control unit, by received data transfer to computing module.
The computing module 2, is calculated accordingly according to the data that data acquisition module 1 is collected.The calculating mould
The calculating of block 2 includes：SOC calculating, SOH calculating, equilibrium calculation, diagnosis are calculated.Meanwhile, computing module 2 can also be to battery bag
Real-time status, performance etc. calculated.The computing module 2 is computing chip.The computing chip can be DSP cores
Piece or tailor-made algorithm IC.The data acquisition module, the battery control unit, the computing module are separate mould
Block, and carry out information exchange by network-bus.Modules in the system are separate, you can to enter according to demand
Hardware of the row from modules.Such as computing module 2, when mass data calculating is carried out if desired, can select DSP
Chip；When carrying out SOC or SOH calculating if desired, tailor-made algorithm chip can be selected.
It should also be noted that the battery control unit 3 include interactive module 31 and with the communication link of the interactive module 31
The control module 32 for connecing.
Further, the interactive module 31, for receiving the data of the transmission of the data acquisition module 1, and will be connect
The data transfer for receiving is to the computing module 2.The interactive module 31 is also connected with external device communication.Meanwhile, interaction mould
Block 31 is also responsible for the communication of data transfer and BMS between each module of BMS with external equipment.
The control module 32, receives the result of calculation of the computing module 2, and corresponding according to result of calculation generation
Control instruction.Control module 32 is responsible for processing the result of calculation of the gained of computing module 2, is controlled according to corresponding strategy
System, the other task modules of management control.
Discrete battery management system of the invention according to its function be divided into the standalone module of multiple discretes, will
The task of battery management system carries out independent modularization, and BCU no longer takes on all of task, the again special calculating of calculating task
Module is completed, and can significantly reduce performance requirement of the battery management system to BCU, improves the treatment energy of battery management system
Power.Due to increased data acquisition module and computing module, so the system can improve data acquisition ability and computing capability；
Moreover, due to the work of BCU is greatly reduced, so that the ability of BCU processing datas is stronger, faster, one is also entered
Step improves the disposal ability of battery management system.
The above implementation method only expresses several embodiments of the invention, and its description is more specific and detailed, but
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for the ordinary skill people of this area
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to of the invention
Protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of discrete battery management system, it is characterised in that including：The control of data acquisition module, computing module and battery
Unit, the battery control unit is communicated to connect with the data acquisition module and computing module respectively；
The data acquisition module, gathers the BMS data to be monitored, and the data transfer that will be gathered to the battery controls list
Unit；
The battery control unit, by received data transfer to computing module；
The computing module, according to data collecting module collected to data calculated accordingly.
2. discrete battery management system according to claim 1, it is characterised in that the data acquisition module, described
Battery control unit, the computing module are separate module, and carry out information exchange by network-bus.
3. discrete battery management system according to claim 2, it is characterised in that the battery control unit includes handing over
Mutual module and the control module communicated to connect with the interactive module.
4. discrete battery management system according to claim 3, it is characterised in that the interactive module, for receiving
The data of data acquisition module transmission, and by received data transfer to the computing module；
The control module, receives the result of calculation of the computing module, and according to the corresponding control of result of calculation generation
Instruction.
5. discrete battery management system according to claim 4, it is characterised in that the interactive module also sets with outside
Standby communication connection.
6. discrete battery management system according to claim 1, it is characterised in that the data acquisition module to be adopted
The data of collection include voltage, electric current and the temperature of battery.
7. discrete battery management system according to claim 6, it is characterised in that the data acquisition module is collection
Chip.
8. discrete battery management system according to claim 1, it is characterised in that the calculating bag of the computing module
Include：SOC calculating, SOH calculating, equilibrium calculation, diagnosis are calculated.
9. discrete battery management system according to claim 8, it is characterised in that the computing module is to calculate core
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611268076.8A CN106828150A (en) | 2016-12-31 | 2016-12-31 | A kind of discrete battery management system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611268076.8A CN106828150A (en) | 2016-12-31 | 2016-12-31 | A kind of discrete battery management system |
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| CN106828150A true CN106828150A (en) | 2017-06-13 |
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| CN201611268076.8A Pending CN106828150A (en) | 2016-12-31 | 2016-12-31 | A kind of discrete battery management system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098873A (en) * | 2020-08-17 | 2020-12-18 | 四川大学 | Lithium battery health state estimation method based on charging voltage curve geometric characteristics |
| CN112098845A (en) * | 2020-08-17 | 2020-12-18 | 四川大学 | Lithium battery state estimation method for distributed energy storage system |
| CN113471558A (en) * | 2021-08-10 | 2021-10-01 | 东莞市博迈斯科技有限公司 | Battery management system with intelligent interaction function |
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| CN104192022A (en) * | 2014-09-16 | 2014-12-10 | 中投仙能科技（苏州）有限公司 | Comprehensive electromobile control system |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509960A (en) * | 2008-11-20 | 2009-08-19 | 奇瑞汽车股份有限公司 | Battery voltage and temperature monitoring device |
| CN102205800A (en) * | 2011-02-25 | 2011-10-05 | 南京华博科技有限公司 | Intelligent battery management system of electric car |
| CN102381264A (en) * | 2011-09-20 | 2012-03-21 | 奇瑞汽车股份有限公司 | High-voltage system management module and management method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098873A (en) * | 2020-08-17 | 2020-12-18 | 四川大学 | Lithium battery health state estimation method based on charging voltage curve geometric characteristics |
| CN112098845A (en) * | 2020-08-17 | 2020-12-18 | 四川大学 | Lithium battery state estimation method for distributed energy storage system |
| CN112098873B (en) * | 2020-08-17 | 2021-06-01 | 四川大学 | Lithium battery health state estimation method based on charging voltage curve geometric characteristics |
| CN113471558A (en) * | 2021-08-10 | 2021-10-01 | 东莞市博迈斯科技有限公司 | Battery management system with intelligent interaction function |
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