CN209199173U - A kind of travelling data analysis system of electric car - Google Patents
A kind of travelling data analysis system of electric car Download PDFInfo
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- CN209199173U CN209199173U CN201821979557.4U CN201821979557U CN209199173U CN 209199173 U CN209199173 U CN 209199173U CN 201821979557 U CN201821979557 U CN 201821979557U CN 209199173 U CN209199173 U CN 209199173U
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Abstract
The utility model provides a kind of travelling data analysis system of electric car, the analysis system includes: acquisition unit, CAN bus unit, main control unit, storage unit, the travelling data analysis system of electric car in the application is additionally arranged storage unit, for to main control unit processing obtain can storing data store, can effectively solve the problem that the data analysis system of existing electric car needs to expend the problem of a large amount of human and material resources position the specific fault point of system and main control unit.
Description
Technical field
The utility model relates to electric car fields, and in particular to a kind of travelling data analysis system of electric car.
Background technique
With the fast development of New-energy electric vehicle, big data analysis and after-sales maintenance are further heavy in automobilism
It wants.Electric-control system is the essential component part of automobile, and each mutually coordinated work of electrical module just can guarantee that vehicle is normally transported
Row.Current electric car has the following problems in terms of data storage and analysis:
1. vehicle is in the process of running, it is difficult to evaluate vehicle in certain a period of time runnability；
2. vehicle is run, data are all that real-time perfoming calculates use, no data store function, when being not easy to vehicle trouble
Acquisition data maintenance analysis after sale, needs extraneous storage device storing data；
3. in electric car operational process, the important parameters such as Current Voltage in operational process can not pass through big data point
Analysis carries out preanalysis, it is difficult to prejudge Parameters variation dynamic in advance.
Utility model content
In view of this, one of the purpose of this utility model is to provide a kind of travelling data analysis system of electric car,
By the running state parameter of acquisition and storage automobile, vehicle condition is assessed and is prejudged, solves current electric car operation number
Not in time according to acquisition, the problems such as vehicle condition assessment is true with forecasting inaccuracy.
In order to achieve the above objectives, the utility model uses following technical scheme:
A kind of travelling data analysis system of electric car, the analysis system include:
Acquisition unit is acquired for the real-time travelling data to the electric car；
CAN bus unit, is connected with main control unit, for realizing the electronic vapour during electric automobile during traveling
The electric elements of vehicle and the main control unit carry out real time communication, are joined with the real-time working of the electric elements to the electric car
Number is transmitted；
The main control unit is connected with the acquisition unit and the CAN bus unit respectively, for the real-time row
Car data and the real-time working parameter are handled, can storing data with acquisition；
Storage unit is connected with the main control unit, for by that can deposit described in main control unit processing acquisition
Storage data are stored, the main control unit can obtain it is stored in the storage unit it is described can storing data.
Preferably, the analysis system further include:
Analytical unit is connected with the main control unit and the storage unit respectively, for obtaining in the storage unit
The described of storage storing data and can carry out data analysis to it, to obtain analysis data, and the analysis data feedback be given
The main control unit；
The main control unit, the storage unit and the analytical unit form closed-loop control system.
Preferably, the analysis system further include:
Timing unit is connected with the storage unit, for the storage unit storage described in can storing data when
Quarter is recorded.
Preferably, the acquisition unit includes acquisition module and conversion module, and the acquisition module is used for described real-time
Travelling data is acquired, and the conversion module is used to the real-time travelling data being converted to digital signal by analog signal.
Preferably, the storage unit includes memory module and setup module, and the setup module is used for the storage
The storage format of unit is set, and the storage format that the memory module is used to be set according to the setup module is to institute
State can storing data stored.
Preferably, the main control unit include the first control module and the second control module, first control module with
The CAN bus unit is connected, and second control module is connected with the analytical unit, and first control module includes the
One control circuit, the first control circuit with the CAN bus unit for being communicatively coupled, second control module
Including second control circuit, the second control circuit is used for the reality according to the feedback of the analytical unit to the electric car
When travelling data and the real-time working parameter of electrical component of the electric car be adjusted.
It preferably, include control algolithm in the second control circuit, the control algolithm includes Canonical Correlation Analysis
And/or regression analysis, the control algolithm is for analyzing the feedback of the analytical unit.
Preferably, the analytical unit includes pre- storing module and analyzes and determines module, is prestored in the pre- storing module
The standard running parameter of the electrical component of the standard travelling data and the electric car in electric car normal driving process is stated,
The analytical judgment module is connected with the pre- storing module, it is described analyze and determine that module obtains in the storage unit it is described can
Storing data, and it is compared with the standard running parameter and the standard travelling data, it identifies described in not meeting
The fault data of standard running parameter and the standard travelling data, the fault moment that the fault data occurs record
And the fault data and the fault moment are fed back into the main control unit, the main control unit by the fault data and
The fault moment is transmitted to the storage unit and is stored.
Preferably, multiple standards fault data and a variety of standard failure data pair are also prestored in the pre- storing module
The fault model answered, the analytical judgment module is for the fault data to be compared with the standard failure data, really
Surely cause the corresponding fault model of the fault data, and the fault model is transferred to the main control unit.
Preferably, the analysis system further includes VCU unit, and the VCU unit is connected with the main control unit, the master
Control unit is used to the fault model being transferred to the VCU unit.
The travelling data analysis system of electric car in the application is additionally arranged storage unit, for main control unit processing
Obtain can storing data stored, it is a large amount of to can effectively solve the problem that the data analysis system of existing electric car needs to expend
The human and material resources the problem of specific fault point of system and main control unit is positioned.
In addition, the travelling data analysis system combination big data analysis algorithm of the electric car in the application, it can be to electricity
The dynamic state of parameters variation of whole vehicle state when electrical automobile is run is prejudged, and effectively solves existing in the prior art to be difficult to prejudge
Vehicle form state and the problem of take measures on customs clearance in advance.
Detailed description of the invention
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the travelling data analysis system schematic of the electric car of specific embodiment of the present invention offer.
Specific embodiment
The utility model is described below based on embodiment, it should be understood by one skilled in the art that mentioning herein
The attached drawing of confession is provided to the purpose of explanation, and attached drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
This application provides a kind of travelling data analysis system of electric car, the system is by acquiring and saving dependency number
According to being analyzed and predicted to vehicle driving state, and by result feedback user.System is analyzed using the travelling data in the application
System, can quickly find fault point in maintenance process after sale, time saving and energy saving；Meanwhile in conjunction with corresponding big data to electronic vapour
Parameter in the form state of vehicle is analyzed, and can be prejudged to the operating parameter of electric car, to electric car
The strategy of operating status is adjusted, and is taken measures on customs clearance and is guaranteed that vehicle operates normally.
As shown in Figure 1, the travelling data analysis system of the electric car in the application includes acquisition unit, CAN bus list
Member, main control unit, analytical unit, timing unit and VCU unit.Wherein, acquisition unit is for the real-time driving to electric car
Data are acquired, and travelling data includes the analog quantitys such as electric current, voltage, temperature, also include the numbers such as system time, mileage number
Amount.Acquisition unit includes acquisition module and conversion module, and acquisition module is for being acquired real-time travelling data, conversion module
For real-time travelling data to be converted to digital signal by analog signal.
Further, the travelling data analysis system of the electric car in the application further includes depositing of being connected with main control unit
Storage unit, storage unit be used for by main control unit processing obtain can storing data store, main control unit can obtain
Take stored in storage unit can storing data.Specifically, storage unit includes memory module and setup module, setup module is used
It is set in the storage format to storage unit, memory module is used for the storage format that sets according to setup module to can store
Data are stored.User can according to the use demand of oneself, select oneself using more conveniently format to storage unit into
Row setting, it is preferable that storage unit includes SD card storage unit.Timing unit it is each when engrave, correspondence is engraved at this
Dynamic state of parameters variation can be apparent be shown in the Microsoft Excel of SD card storage unit.
Further, main control unit is connected with acquisition unit and CAN bus unit respectively, and main control unit is used for real-time row
Car data and real-time working parameter are handled, can storing data with acquisition.Main control unit can be written and read storage unit,
Data exchange can also be carried out with CAN bus.Wherein, main control unit is dual core processor, and a processor is used for single with storage
Member is connected to transfer and largely storing data and can control it algorithm analysis, and another processor communicated, trouble light
Processing.Main control unit includes the first control module and the second control module, and the first control module is connected with CAN bus unit, the
Two control modules are connected with analytical unit, and the first control module includes first control circuit, and first control circuit is used for total with CAN
Line unit is communicatively coupled, and the second control module includes second control circuit, and second control circuit is used for according to analytical unit
Feedback the real-time working parameter of the real-time travelling data of electric car and the electrical component of electric car is adjusted.It is preferred that
, it include control algolithm in second control circuit, control algolithm includes Canonical Correlation Analysis and/or regression analysis, described
Control algolithm is for analyzing the feedback of the analytical unit.Above-mentioned Canonical Correlation Analysis and regression analysis are these
The common analysis method of field technical staff, repeats no more secondary.
Further, CAN bus unit is connected with main control unit, and CAN bus unit is used in electric automobile during traveling process
The middle electric elements for realizing electric car and main control unit carry out real time communication, with the real-time work of the electric elements to electric car
It is transmitted as parameter.The electronic control unit that CAN bus unit can be formed with other electric elements of electric car carries out data
Exchange is a kind of form of data acquisition, cooperates with acquisition unit phase interworking, forms the data acquisition of omnibearing angel, adopts
The related data of collection can also be stored into storage unit after main control unit is handled, in order to later period use.
Further, analytical unit is connected with main control unit and storage unit respectively, stores for obtaining in storage unit
Storing data and data analysis can be carried out to it, to obtain analysis data, and will analysis data feedback to main control unit, master control
Unit, storage unit and analytical unit form closed-loop control system.Wherein, analytical unit includes pre- storing module and analytical judgment mould
Block prestores the electrical component of the standard travelling data and electric car in electric car normal driving process in pre- storing module
Standard running parameter.It analyzes and determines that module is connected with pre- storing module, analyzes and determines that module obtains in storage unit and store number
According to, and it is compared with standard running parameter and standard travelling data, it identifies and is not inconsistent standardization running parameter and standard
The fault data of travelling data carries out record to the fault moment that fault data occurs and feeds back fault data and fault moment
To main control unit, fault data and fault moment are transmitted to storage unit and stored by main control unit, to facilitate the later period to event
Barrier moment and fault data are extracted and are analyzed, and personnel and maintenance personnel easy to repair check, time saving and energy saving.Prestore mould
Multiple standards fault data and the corresponding fault model of multiple standards fault data are also prestored in block, analyze and determine that module is used for
Fault data is compared with standard failure data, determines and causes the corresponding fault model of fault data, and by fault model
It is transferred to main control unit.Analysis result brief analysis vehicle this period of control algolithm in analytical unit combination main control unit
System and the specific fault point of electronic control unit (such as IPM module damage, current detection circuit failure, relay on runnability, vehicle
Failure etc.), and no longer need to go the property for gradually analyzing fail result and electric car according to mass data in SD storage unit
Energy.
Further, timing unit is connected with storage unit, for storage unit storage can storing data at the time of
It is recorded, to ensure to record fault moment in detail, to guarantee that the later period is carrying out having foot in query process to data
Enough accuracys.In addition, controlling reliability to further increase it, the travelling data of the electric car in the application analyzes system
System further includes that analysis system further includes VCU unit, and VCU unit is connected with main control unit, and main control unit is for passing fault model
It is defeated by VCU unit.After VCU unit receives fault data, advancement is carried out according to fault data, guarantees vehicle normal reliable
Operation.
The travelling data analysis system of electric car in the application includes awakening mode and suspend mode, when user uses
When the key of electric car starts electric car, travelling data analysis system is switched into awakening mode by suspend mode, row
Car data analysis system starts to work normally.When user is closed electric car using key, travelling data analysis system by
Awakening mode switches to suspend mode, to guarantee travelling data analysis system in a dormant state, reduces the power consumption of travelling data.
In the process of running, data volume is quite huge within certain a period of time for vehicle, if manually going data point one by one
Analysis, workload also can be quite big.The method that the application uses big data analysis, by establishing the mathematical model of each parameter, logarithm
According to being excavated, data dynamic response is analyzed, so that each dynamic state of parameters variation tendency can be accurately pre- in electric automobile during traveling
It surveys, data dynamic change passes to VCU unit, and VCU unit control system advancement guarantees the operation of vehicle normal reliable.
The travelling data analysis system of electric car in the application is additionally arranged storage unit, for main control unit processing
Obtain can storing data stored, it is a large amount of to can effectively solve the problem that the data analysis system of existing electric car needs to expend
The human and material resources the problem of specific fault point of system and main control unit is positioned.
In addition, the travelling data analysis system combination big data analysis algorithm of the electric car in the application, it can be to electricity
The dynamic state of parameters variation of whole vehicle state when electrical automobile is run is prejudged, and effectively solves existing in the prior art to be difficult to prejudge
Vehicle form state and the problem of take measures on customs clearance in advance.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for art technology
For personnel, the utility model can have various modifications and changes.It is all made within the spirit and principle of the utility model
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of travelling data analysis system of electric car, which is characterized in that the analysis system includes:
Acquisition unit is acquired for the real-time travelling data to the electric car；
CAN bus unit, is connected with main control unit, for realizing the electric car during electric automobile during traveling
Electric elements and the main control unit carry out real time communication, with the real-time working parameter of the electric elements to the electric car into
Row transmission；
The main control unit is connected with the acquisition unit and the CAN bus unit respectively, for the real-time driving number
It is handled according to the real-time working parameter, it can storing data with acquisition；
Storage unit is connected with the main control unit, for by that can store number described in main control unit processing acquisition
According to being stored, the main control unit can obtain it is stored in the storage unit it is described can storing data.
2. the travelling data analysis system of electric car according to claim 1, which is characterized in that the analysis system is also
Include:
Analytical unit is connected with the main control unit and the storage unit respectively, stores for obtaining in the storage unit
It is described storing data and data analysis can be carried out to it, to obtain analysis data, and by the analysis data feedback to described
Main control unit；
The main control unit, the storage unit and the analytical unit form closed-loop control system.
3. the travelling data analysis system of electric car according to claim 2, which is characterized in that the analysis system is also
Include:
Timing unit is connected with the storage unit, for the storage unit storage described in can storing data at the time of into
Row record.
4. the travelling data analysis system of electric car according to any one of claims 1 to 3, which is characterized in that described
Acquisition unit includes acquisition module and conversion module, and the acquisition module is for being acquired the real-time travelling data, institute
Conversion module is stated for the real-time travelling data to be converted to digital signal by analog signal.
5. the travelling data analysis system of electric car according to any one of claims 1 to 3, which is characterized in that described
Storage unit includes memory module and setup module, and the setup module is for setting the storage format of the storage unit
It is fixed, the storage format that the memory module is used to be set according to the setup module to it is described can storing data deposit
Storage.
6. the travelling data analysis system of electric car according to claim 2 or 3, which is characterized in that the master control list
Member includes the first control module and the second control module, and first control module is connected with the CAN bus unit, and described the
Two control modules are connected with the analytical unit, and first control module includes first control circuit, the first control electricity
For being communicatively coupled with the CAN bus unit, second control module includes second control circuit on road, and described second
Control circuit is used for real-time travelling data and the electric car according to the feedback of the analytical unit to the electric car
The real-time working parameter of electrical component be adjusted.
7. the travelling data analysis system of electric car according to claim 6, which is characterized in that the second control electricity
It include control algolithm in road, the control algolithm includes Canonical Correlation Analysis and/or regression analysis, and the control algolithm is used
It is analyzed in the feedback to the analytical unit.
8. the travelling data analysis system of electric car according to claim 2 or 3, which is characterized in that the analysis is single
Member includes pre- storing module and analyzes and determines module, is prestored in the electric car normal driving process in the pre- storing module
The standard running parameter of the electrical component of standard travelling data and the electric car, the analytical judgment module are prestored with described
Module is connected, it is described analyze and determine module obtain in the storage unit it is described can storing data, and by itself and the standard
Running parameter and the standard travelling data are compared, and are identified and are not met the standard running parameter and standard driving
The fault data of data carries out record to the fault moment that the fault data occurs and by the fault data and the failure
Moment feeds back to the main control unit, and the fault data and the fault moment are transmitted to the storage by the main control unit
Unit is stored.
9. the travelling data analysis system of electric car according to claim 8, which is characterized in that in the pre- storing module
Also prestore multiple standards fault data and the corresponding fault model of a variety of standard failure data, the analytical judgment module
For the fault data to be compared with the standard failure data, determines and cause the corresponding event of the fault data
Hinder model, and the fault model is transferred to the main control unit.
10. the travelling data analysis system of electric car according to claim 9, which is characterized in that the analysis system
It further include VCU unit, the VCU unit is connected with the main control unit, and the main control unit is for passing the fault model
It is defeated by the VCU unit.
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| CN201821979557.4U CN209199173U (en) | 2018-11-28 | 2018-11-28 | A kind of travelling data analysis system of electric car |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111210543A (en) * | 2020-01-13 | 2020-05-29 | 上海花成汽车科技有限公司 | Automobile detection data analysis system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111210543A (en) * | 2020-01-13 | 2020-05-29 | 上海花成汽车科技有限公司 | Automobile detection data analysis system |
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