CN108749607A - A kind of electric automobile power battery management and monitoring system based on cloud computing - Google Patents
A kind of electric automobile power battery management and monitoring system based on cloud computing Download PDFInfo
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- CN108749607A CN108749607A CN201810502197.7A CN201810502197A CN108749607A CN 108749607 A CN108749607 A CN 108749607A CN 201810502197 A CN201810502197 A CN 201810502197A CN 108749607 A CN108749607 A CN 108749607A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The electric automobile power battery management and monitoring system that the present invention relates to a kind of based on cloud computing, it includes Car Battery measurement and control system, battery high in the clouds management & monitoring system and user terminal.The Car Battery measurement and control system acquires battery detecting parameter; it is sent to battery high in the clouds management & monitoring system and carries out high in the clouds management and monitoring; parameter and control instruction information flow are estimated by being recorded to data storage center with the battery of the battery data progress state analysis and generator matrix form that back up by cloud computing analysis center in the management & monitoring system of the battery high in the clouds; it is sent to the control module in the Car Battery measurement and control system via Cloud Server, is realized to management functions such as energy hole, the safeguard protections of power battery pack.The data flow and information flow of the matrix form, based on battery core physical arrangement in power battery pack and control system execution part structure.
Description
Technical field
The present invention relates to battery management system technical field, more particularly to a kind of electric powered motor electricity based on cloud computing
Pond manages and monitoring system.
Background technology
Core component of the electric automobile power battery as electric vehicle, power support is provided for electric vehicle, in order to protect
The security reliability for demonstrate,proving electric vehicle, needs to monitor electric automobile power battery in real time.The reality of current electric vehicle
When monitoring fully rely on car-mounted terminal realization, in terms of the car-mounted terminal used now, each producer is using car-mounted terminal as complete
The main body of whole function, but the factors such as the hardware configuration level of car-mounted terminal, arithmetic speed, reliability, calorific value restrict vehicle
The function setting of mounted terminal and extension, while with the development of electric vehicle, it is also more and more to the business demand of car-mounted terminal,
According to the design pattern of existing car-mounted terminal, it is necessary to could realize more functions and faster fortune by improving hardware performance
Calculate speed.The car-mounted terminal of part electric vehicle has used the function that the server-side similar to cloud is handled in certain functions, but
It is only limitted to some business, the advantage of all data operations of synthesis of cloud can not be played.
Currently, in electric vehicle actual moving process, researcher is if it is desired to obtain the electricity of battery management system (BMS)
Pond running state parameter is only operated with vehicle by special messenger, notebook analysis software or other CAN is used on electric vehicle
Bus data acquisition system is realized；Traditional automobile data recorder gathered data is either used, and is set using massive store
It is standby to store the running state parameter of vehicle, it periodically exports personnel for deliberation and analyzes.But both methods is all
It is not convenient enough, trial operation service stage especially has been put into electric vehicle, both modes are all not easily accomplished.Therefore,
The remote monitoring system for developing BMS, as a kind of data acquisition modes of new battery management system so that researcher is supervising
When control center can obtain electric vehicle in real time and be run under different operating modes, the parameters of battery system and whole operation
Situation is the actual demand met in electric vehicle BMS R&D processes.
On the other hand, with mobile communication business and radio services rapid development and the communication technology it is quick
Development and social informatization degree are higher and higher, and people have been unsatisfactory for traditional wired communication mode, and to wireless communication
Using showing special preference to.Wherein, more and more extensive using gsm module as the application of the wireless communication of representative, especially in control field
It is widely used.Gsm module can carry out information exchange between server background and microcontroller is passed through
The data of acquisition are sent to server background by gsm module by GPRS, while can also realize that server background passes through network
Microcontroller is sent and is instructed.
Patent of invention 201110211266.7 discloses a kind of construction vehicle remote monitoring system, which is characterized in that including
Monitoring parameters sensor, data collector and wireless data transmission terminal.The invention can be to simple information of vehicles or position
Information is uploaded, but cannot complete the estimation to battery status such as electric vehicle SOC, SOH, SOP and SOE beyond the clouds, in addition,
It cannot accomplish the lifecycle management of battery, and cannot achieve the work(such as the charge and discharge monitoring of electric vehicle, metering and billing
Energy.
Patent of invention 201110148662.X discloses a kind of sequential charging control system for electric vehicles, passes through CAN communication
Module connects power battery management system, and interconnection is managed by wired or wireless way and power grid control, realizes orderly association
Adjust the purpose of charging and remote control.But the invention can only realize the management charged to electric vehicle, can not meet electronic vapour
The demand of the other business of vehicle, such as charging navigation, vehicle condition analysis.
Patent of invention 201410552898.3 discloses a kind of remote battery management system based on GPRS, including at least two
A battery pack, interior each battery pack includes lithium battery module, BMS embedded batteries management module and GPRS module.But the invention is only
It is to be uploaded to data center's progress storage management and statistical analysis by acquiring the data of battery pack, there is no realize to battery
State carries out the functions such as high in the clouds estimation.
Invention content
For the shortcomings of the prior art, the present invention proposes a kind of electric powered motor based on cloud computing
Battery management and monitoring system, by means of cloud computing background server and big data service, according to electric automobile power battery
Monitoring data sends a warning message and control instruction, has ensured the normal use of electric automobile power battery；Provide a kind of collection
Close the server of each data of new-energy automobile power battery；To establish new-energy automobile individual cloud, new-energy automobile shares cloud
With new-energy automobile industry cloud platform.
To achieve the goals above, the present invention adopts the following technical scheme that：
A kind of electric automobile power battery management and monitoring system based on cloud computing, it is characterised in that：The system includes：
The detection parameters of the power battery are sent to battery high in the clouds management & monitoring system by Car Battery measurement and control system；
Battery high in the clouds management & monitoring system carries out battery status analysis to the detection parameters, and generates control instruction and battery
Estimate parameter, the control mould being sent to wireless transmission method via Cloud Server in the Car Battery measurement and control system
Block, user terminal, user pass through battery high in the clouds management & monitoring system described in the user terminal access, the electronic vapour of real time inspection
Vehicle power battery state；Power battery pack multiplies N number of single battery by M and forms；The detection parameters, control instruction and battery estimation
Parameter is M row N column matrix；Matrix element of the detection parameters of each single battery as detection parameters；Each list
Matrix element of the control instruction of body battery as control instruction；The battery of each single battery estimates parameter as battery
Estimate the matrix element of parameter；Detection parameters, control instruction and the battery estimation parameter of each single battery are arranged in M rows N respectively
The same position of matrix.
A kind of server, including each item data in the data storage center of different vehicle.
The beneficial effects of the invention are as follows：The present invention is based on wireless networks and cloud computing platform, realize beyond the clouds and calculate and divide
Analysis process, data in the matrix form carry out parallel, distributed quickly control with information flow, to avoid batteries of electric automobile pipe
Reason by onboard system hardware limitation, simplifies onboard system complexity with monitoring system, so improve state estimation accuracy,
The reliability of system, intelligent and safety；Big data platform can be established beyond the clouds, and number is provided for new-energy automobile intelligence
According to basis, and be conducive to establish the profound platform of new-energy automobile individual cloud, shared cloud, industry cloud, it is flat with other cloud computings
Platform interconnects, and pushes industry and social development.
Description of the drawings
Fig. 1 is the system block diagram in the embodiment of the present invention.
Fig. 2 is the Car Battery measurement and control system schematic diagram in the embodiment of the present invention.
Fig. 3 is the battery high in the clouds management & monitoring system schematic diagram in the embodiment of the present invention.
Fig. 4 is the working-flow figure of the embodiment of the present invention.
Fig. 5 is the management of different levels high in the clouds and monitoring schematic diagram in the embodiment of the present invention.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
As shown in Figure 1, a kind of management of electric automobile power battery high in the clouds and monitoring system, feature based on cloud computing exist
In：It is made of Car Battery measurement and control system, battery high in the clouds management & monitoring system and user terminal three parts.The electricity
Wireless sensor data acquisition module in the vehicle-mounted measurement and control system in pond collects wireless sensor in power battery pack
Electric automobile power battery detection parameters in the form of matrix data stream, module is sent to the battery cloud by radio communication
Management & monitoring system is held to carry out high in the clouds management and monitoring, in the cloud computing analysis in the management & monitoring system of the battery high in the clouds
The heart is estimated by being recorded to data storage center with the battery of the battery data progress state analysis and generator matrix form that back up
Parameter and control instruction information flow, Car Battery Detection & Controling system is sent to via Cloud Server with wireless transmission method
Control module in system is realized to management functions such as energy hole, the safeguard protections of power battery pack.User can pass through the use
Family terminal accesses the Cloud Server in the management & monitoring system of the battery high in the clouds, real time inspection electric automobile power battery
State report.
Fig. 2 is the Car Battery measurement and control system schematic diagram in the embodiment of the present invention.Car Battery detection with
Control system, characterized in that including power battery pack, wireless sensor data acquisition module, control module and wireless communication
Module；It can realize Insulation monitoring, total voltage detection, total current detection, monomer voltage detection, the inspection of monomer current detecting, temperature
It surveys, fault message detection, and is able to carry out the functions such as battery thermal management, safeguard protection and energy hole.
The power battery pack, it is characterised in that：Including electrical parameter detection circuit, control circuit and safety and malfunction monitoring
Circuit.Parameter detecting sensor, control circuit and safety and malfunction monitoring element in the component part have physical arrangement
Mark function.Subsequent process can confirm target item rapidly by the label.
The parameter detecting sensor is wireless sensor, and institute's gathered data includes but not limited to：Monomer voltage, monomer
Electric current, monomer temperature, total voltage, total current, insulation resistance etc..After its data markers acquired, by wireless sensor data
Acquisition module receives and sends detection parameters matrix to wireless communication module.
The control circuit and safety and fault monitoring circuit, which is characterized in that by the control element, safety with
Fault detect element and other circuit parts composition.It executes the control instruction that the control module is sent according to the label
Matrix is accurate and realize rapidly and include but not limited to：Temperature management is related to the energy of Balance route, charge control, control of discharge etc.
Amount control is related to overcurrent protection, mistake/under-voltage protection, mistake/owe the functions such as the safeguard protection of temperature protection and short/open circuit protection etc..
As shown in Figure 2, the power battery pack includes but not limited to：The single battery core marked in the matrix form, table
It is shown as the matrix B T of M rows N row；Electrical parameter detection circuit, voltage, electric current, temperature sensor based on wireless way for transmitting data, with
For single battery core parameters detection sensor, detection data is expressed as U, I, T based on battery core matrix B T etc. and respectively examines
Survey parameter matrix；Equalizing circuit is respectively to switch shunt resistance formula, switch-capacitor inductance type, switching capacitance equalizing circuit
Example, is expressed as each control circuit switch matrix S based on cell information matrix B T1、S2、S3Deng；Safety and thermal management circuit etc..
The wireless sensor data acquisition mould can fast and accurately obtain inspection with wireless sensor real-time communication
Measurement information, and detection data can be integrated according to label, it generates U, I, T based on battery core matrix B T of encapsulation etc. and respectively examines
Parameter matrix is surveyed, and module is sent to the battery high in the clouds management & monitoring system by radio communication.
The control module receives and executes being managed by the battery high in the clouds and being supervised for module transfer by radio communication
The control instruction that control system generates.The control module passes through the switch matrix S based on battery core matrix B T to matrix formx
Etc. control instructions information flow handled, the control instruction that can be directly controlled to each element is converted into, to realize
Quick control and management to power battery pack.For switching shunt resistance formula equalizing circuit in Fig. 2, the control of matrix form
Instruct S1The control switch for directly controlling M rows N row realizes energy consumption Balance route by changing on off state in real time.
The wireless communication module uses short-distance wireless communication (e.g., bluetooth), ZigBee technology, WIFI/WAPI skills
The technologies such as art and 2/3/4/5G cellular communications, realize uploading and downloading for data.
Fig. 3 show the battery high in the clouds management & monitoring system schematic diagram in the embodiment of the present invention.
The battery high in the clouds management & monitoring system includes Cloud Server, data storage center, cloud computing analysis center
And monitoring center.The Cloud Server is carried out by Internet and Car Battery measurement and control system and user terminal
Communication, carries out data exchange in real time；The data storage center carries out each item data acquired in the Cloud Server distributed
Storage, data exchange is shared and data backup.
As shown in figure 3, the cloud computing analysis center is based on the mass data that data storage center stores, by big
The means such as data analysis, deep learning analyze battery operation state, in cloud in conjunction with existing on-vehicle battery management and monitoring method
Each battery core state parameter estimation of power battery pack is completed at end, including but not limited to：It is related to SOC, SOH, SOE, SOP, SOS, SOF
Battery status estimation, battery temperature estimation etc..The state analysis and control module that the cloud computing analysis center is included, according to
Each estimation parameter and detection parameters generate battery status and analyze message, and generate and be directed to temperature management, be related to Balance route,
The energy hole of charge control, control of discharge etc. is related to overcurrent protection, mistake/under-voltage protection, mistake/owe temperature protection and short/cutout
The control instruction matrix and estimation parameter matrix of the functions such as the safeguard protection of protection etc., are backed up in data storage center
Afterwards, Car Battery measurement and control system is transmitted to by Cloud Server, to realize high in the clouds to power cell of vehicle system
Management；The monitoring center monitors vehicle indices in real time, and user terminal is fed back at once in case of abnormal, and prompt car owner with
Attendant makes a response in time, realizes monitoring of the high in the clouds to power cell of vehicle system.
The user terminal, including but not limited to car terminals, smart mobile phone, personal computer and tablet computer,
It is characterized in that user terminal can real-time communication Car Battery measurement and control system or battery high in the clouds management & monitoring system, be
Travel condition of vehicle and vehicle state analysis report is presented in user；The warning information of monitoring center is received, and is proposed for user
With reference to solution；It realizes the interactive function with user, provides comprehensive traveling auxiliary information to the user, meet diversification application
Demand.
Fig. 4 is the working-flow figure of the embodiment of the present invention.The present embodiment is by such as Fig. 1, framework shown in 2,3, realizes
Battery parameter detection, energy content of battery control, battery status estimation, cell safety protection and the battery information of battery management system
The functions such as management.
Fig. 5 is the management of different levels high in the clouds and monitoring schematic diagram in the embodiment of the present invention.The present invention proposes new energy
The individual cloud of automobile, the three level high in the clouds management of shared cloud and industry cloud etc. and monitoring system.
The battery high in the clouds management & monitoring system, which is characterized in that the cloud of new-energy automobile can be directed to other
End system carries out communication and data exchange by Internet, to establish new-energy automobile individual cloud；With Unmanned Systems
For embodiment, battery high in the clouds management & monitoring system can be communicated by new-energy automobile individual cloud and Unmanned Systems, be
Unmanned process provides accurately continuation of the journey information, and Real-time Feedback power battery state, is unpiloted safety, reliable
Property, accuracy, it is intelligent and reply emergency case ability make guarantee.
The battery high in the clouds management & monitoring system, which is characterized in that can realize beyond the clouds to different new energy vapour
The integration of the power battery parameters and other necessary informations of vehicle individual, and new energy is established by the new-energy automobile individual cloud
Source Car sharing cloud further increases reliability, the standard of system to realize the high in the clouds management & monitoring system based on big data
True property and intelligent；To protect individual subscriber privacy, the new-energy automobile to share cloud and go to use by realization when collecting data
Family is information-based, and using various safe practices and programmed protection user information safety, user can be after reading secret protection statement, choosing
It selects and shares cloud function using the new-energy automobile；The new-energy automobile individual cloud can be shared according to the new-energy automobile
Cloud big data analysis information, is adjusted individual consumer's power battery management & monitoring system or other systems, and have prediction
The offer effective information of property and suggestion.
The battery high in the clouds management & monitoring system, which is characterized in that share the basis of cloud in the new-energy automobile
On, establish the industry cloud in new-energy automobile field, on the one hand, in industry portion carry out rational information retrieval, data analysis and
Sharing and utilizing resources --- with reference to one embodiment vehicle is provided to the user with vehicle maintenance high in the clouds information sharing cloud real-time communication
Maintenance with safeguard information, match corresponding site in time according to user demand；On the other hand, it establishes and other industry and field
Data-interface --- one embodiment is referred to, is communicated with tourism industry cloud, is realized according to travelling demand and vehicle travel planning
Information matches facilitate user to go on a journey --- and it is shared using the data cloud of all trades and professions, the informationization in promotion new-energy automobile field,
Intelligent development, and society is pushed to develop towards intelligent, information sharing direction.
Above to the institute of the invention electric automobile power battery high in the clouds management that the present invention provides a kind of based on cloud computing with
Monitoring system is described in detail, and the present invention is expanded on further in conjunction with specific embodiments, it must be pointed out that, the above reality
The explanation for applying example is not used in limitation and is merely used to help understand the core idea of the present invention, for the common skill of the art
For art personnel, without departing from the principle of the present invention, it is equal to any improvement of the invention carried out and with this product
Alternative solution, also belong in the protection domain of the claims in the present invention.
Claims (9)
1. a kind of electric automobile power battery management and monitoring system based on cloud computing, it is characterised in that：The system includes：
Car Battery measurement and control system, the detection parameters of the power battery are sent to the management of battery high in the clouds is with monitoring
System；
Battery high in the clouds management & monitoring system, to the detection parameters carry out battery status analysis, and generate control instruction and
Battery estimates parameter, the control being sent to wireless transmission method via Cloud Server in the Car Battery measurement and control system
Molding block；
User terminal, user are electronic by battery high in the clouds management & monitoring system, real time inspection described in the user terminal access
Automobile power cell state；
Power battery multiplies N number of single battery by M and forms；
The detection parameters, control instruction and battery estimation parameter are transmitted with M row N column matrix；
Matrix element of the detection parameters of each single battery as detection parameters；The control of each single battery refers to
Enable the matrix element as control instruction；The battery estimation parameter of each single battery estimates the matrix of parameter as battery
Element；Detection parameters, control instruction and the battery of each single battery estimate parameter respectively in the same position of M row N column matrix
It sets.
2. system according to claim 1, it is characterised in that：The Car Battery measurement and control system realizes insulation inspection
Survey, total voltage detection, total current detection, monomer voltage detection, the detection of monomer current detecting, temperature detection, fault message.
3. system according to claim 1, it is characterised in that：The Car Battery measurement and control system includes power electric
Chi Bao, power battery pack integrated sensor, the gathered data of sensor detection power battery, the gathered data include but
It is not limited to：Monomer voltage, monomer electric current, monomer temperature, total voltage, total current, insulation resistance.
4. system according to claim 1, it is characterised in that：The Car Battery measurement and control system includes battery pack
And control module, the battery pack integral control circuit and safety and fault monitoring circuit, the control circuit and safety
Battery thermal management, safeguard protection and energy hole that control module is sent out are executed with fault monitoring circuit to instruct；
The safeguard protection includes one in overcurrent protection, mistake/low-voltage protection, mistake/protection of deficient temperature and short/open circuit protection
Or it is multiple；
The energy hole includes one or more of charge control, control of discharge or Balance route.
5. system according to claim 1, it is characterised in that：The battery high in the clouds management & monitoring system, including cloud
Server, data storage center, cloud computing analysis center and monitoring center；
The Cloud Server is communicated by Internet with Car Battery measurement and control system and user terminal；
Each item data acquired in the Cloud Server is carried out distributed storage by the data storage center, data exchange is shared
And data backup；
The cloud computing analysis center, the data in conjunction with the data storage center are to analyze the battery operation state, and produce
Raw control instruction and battery estimate that parameter, the control instruction and battery estimation parameter are backed up in data storage center
Afterwards, Car Battery measurement and control system is transmitted to by Cloud Server；
The monitoring center monitors vehicle indices in real time, and the index includes but not limited to cell degradation information, in advance in advance
There is exception in alert battery exception information and battery failures information, such as index, and monitoring center feeds back to user terminal at once, and
Prompt car owner makes a response in time with attendant, realizes monitoring of the high in the clouds to power cell of vehicle system.
6. system according to any one of claims 1 to 5, it is characterised in that：The described battery estimation parameter includes but not
It is limited to：Including at least one or more of SOC, SOH, SOE, SOP, SOS, SOF and battery temperature.
7. system according to any one of claims 1 to 5, it is characterised in that：The user terminal is car terminals, intelligence
It can mobile phone or tablet computer.
8. system according to claim 1, it is characterised in that：The battery high in the clouds management and monitoring of the different vehicle
System can carry out communication and data exchange.
9. a kind of server, it is characterised in that each in the data storage center as claimed in claim 5 comprising different vehicle
Item data.
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