CN204341015U - Based on driving behavior analysis and the drive assist system of OBD - Google Patents
Based on driving behavior analysis and the drive assist system of OBD Download PDFInfo
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Abstract
The utility model discloses a kind of driving behavior analysis based on OBD and drive assist system, vehicle operation data and failure message is obtained by OBD diagnose connector, and add GPS and acceleration pick-up, overall monitor vehicle, these data are sent to data center by the mode of GPRS/3G/4G, center is carried out classification data and is summed up laggard line correlation process, and by relevant information, comprise vehicle normal flow, failure message, the mode of driving behavior analysis and other information warning form web page or mobile communication feeds back to user vehicle, for chaufeur provides auxiliary, make its safe driving, economic driving, environmental protection is driven.
Description
Technical field
the utility model is involved in guest flow statistics technical field, is specifically related to a kind of driving behavior analysis based on OBD and drive assist system.
Background technology
developing rapidly of car networking technology and industry, make vehicles transportation monitoring, vehicle real-time parameter obtain with analyze, length of run is assisted and diagnosis becomes possibility, thus promoted OBD(On-Board Diagnostics, car fault diagnosis) progress of technology.Traditional OBD mainly contains two large functions: one is monitor travel condition of vehicle, in real time the various data relevant to automobile of display; Two is when system malfunctions and alarm, and provides fault cause and maintenance suggestion.
current driving behavior analysis and drive assist system are divided into two classes: a class is the system concentrated on based on image recognition, as fatigue driving caution system, and 360 panoramic looking-around systems etc.; Another kind of, be obtain system based on vehicle data by modes such as the sensor on vehicle or CAN.Based on the market demand of OBD information of vehicles, namely OBD output information is analyzed and form driving behavior analysis and ancillary system and belong to Equations of The Second Kind system.In prior art, everybody proposes various driving behavior analysis and drive assist system, a kind of decision method of the vehicle running state based on acceleration pick-up disclosed in Chinese patent literature CN102167041A, this decision method utilizes acceleration pick-up to gather original data, by the treatment and analysis of the acceleration/accel to three axis, and then judge the motoring condition of vehicle, thus understand driving behavior and the driving condition of chaufeur, contribute to the driving behavior of vehicle operators's specification, pre-dangerous driving prevention behavior, guarantees traffic safety.But this method is only analyzed the lack of standardization or not good driving behavior relevant with acceleration pick-up, it can not carry out comprehensive, correct analysis and assessment to the behavior of chaufeur.Driving behavior analysis method and analysis system disclosed in CN103871122A, its principle is: all bad steering behavioral datas of chaufeur when system acquisition is driven a vehicle at every turn; By network, all bad steering behaviors are uploaded to data analysis center; The data analysis center weight coefficient that different bad steering behavior number of times is multiplied by corresponding bad steering behavior draws corresponding weighted value, provides driving behavior assessed value through process.Although this method can the bad steering behavior of assess driver, its method is complicated, function singleness, does not propose warning to bad steering behavior, effective specification driving behavior.
Utility model content
vehicle data difficulty is obtained in current driving behavior analysis technology, vehicle data is not comprehensive, vehicle trouble, not science set up by driving behavior analysis model, without the problem of safe driving warning, the utility model proposes a kind of driving behavior analysis based on OBD and drive assist system, improve the accuracy of driving behavior largely, numerous safety warning function is provided, effective specification driving behavior, impel driver safety to drive, economy is driven, environmental protection is driven, improve driving behavior analysis and drive the advance of assisting.
the technical solution of the utility model is: a kind of driving behavior analysis based on OBD and drive assist system, comprise power management module, acceleration information acquisition module, GPS module, GPRS module, alarm module, it is characterized in that, also comprise OBD information acquisition module, vehicle data sort module, expert system database module, driving behavior Data Analysis Model module;
power management module, provides the power supply needed for native system modules;
oBD information acquisition module, for gathering the data in automobile ECU, to data stream transmitting and trouble diagnosing;
acceleration module, collection vehicle 3-axis acceleration information, obtains vehicle acceleration and collision information;
gPS module, for the dynamic location information of Real-time Obtaining vehicle;
gPRS module, for vehicle and service platform, the information transmission of service platform and user;
vehicle data sort module, carries out classification according to the different purposes of vehicle data and integrates;
expert system database module, for user provides vehicle trouble messages and suggestiveness maintenance program;
driving behavior Data Analysis Model module, for the brake of Real-Time Monitoring chaufeur use habit, power-transfer clutch use habit, driving style and bad steering custom, research and application data also provide journaling;
alarm module, when chaufeur occurs that bad steering behavior or vehicle break down, points out chaufeur with voice mode, realizes warning or reports to the police.
further, described chaufeur brake use habit, power-transfer clutch use habit, driving style and bad steering custom starts under at least comprising anxious acceleration, anxious decelerations, sharply turning, hypervelocity, power-transfer clutch higher load condition, engine idle runs, rotating speed is too high, long-time under engine low temperature continues to brake.
further, described vehicle data sort module carry out statistic of classification integrate comprise for being directly supplied to user's display data flow, for expert system database analysis failure classes data, set up the structural data of driving behavior analysis model.
further, also comprise display module, send data to the mobile phone of webpage or user for the treatment of data, realize man-machine interaction.
the utility model has the advantages that:
1. be read vehicle data from OBD interface based on the driving behavior analysis of OBD and drive assist system, to its classification, integrate, statistics, then carry out relevant treatment, thus realize vehicle remote diagnosis, driving behavior analysis and drive auxiliary function.It carries out telemanagement by the running orbit of the real-time monitoring vehicle of GPS position fixing system to vehicle; According to failure diagnosis information, repair in time, optimization is maintained the car, and avoids causing larger economic loss and accident; The driving behavior of Real-Time Monitoring and intelligent evaluation chaufeur and driving condition, find possible driving behavior lack of standardization, the generation avoided traffic accident early, improves traffic efficiency; Driver's operation behavior, vehicle running state, fuel oil information is obtained by the report of regular driving behavior analysis, chaufeur is impelled to improve driving behavior to reduce and use with fare, reduce and use car cost, and make it in differentiation premium rate, become top-tier customer, increase risk income.
2. solve sensor installation or the problem with the other wiring of vehicle, reduce the difficulty obtaining vehicle data; Add GPS, GPRS and acceleration pick-up at system terminal, Overall Acquisition vehicle data, comprise car fault diagnosis data; Setting up expert system database for user provides vehicle trouble messages and suggestiveness maintenance program; Set up safety, science, accurately driving behavior analysis model; GPS Real-Time Monitoring vehicle operating track, numerous safe driving alarm function.
3. the utility model improves the accuracy of driving behavior largely, numerous safety warning function is provided, effective specification driving behavior, impels driver safety to drive, economy is driven, environmental protection is driven, improve driving behavior analysis and drive the advance of assisting.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the utility model is further described:
fig. 1 is based on the driving behavior analysis of OBD and the system architecture diagram of drive assist system in the utility model.
Detailed description of the invention
for making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with detailed description of the invention also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.
embodiment:
below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described further.
as shown in Figure 1, a kind of driving behavior analysis based on OBD and drive assist system, comprise power management module, acceleration information acquisition module, GPS module, GPRS module, alarm module, OBD information acquisition module, vehicle data sort module, expert system database module, driving behavior Data Analysis Model module.
power management module, provides the power supply needed for native system modules;
oBD information acquisition module, for gathering the data in automobile ECU, to data stream transmitting and trouble diagnosing;
acceleration module, collection vehicle 3-axis acceleration information, obtains vehicle acceleration and collision information;
gPS module, for the dynamic location information of Real-time Obtaining vehicle;
gPRS module, for vehicle and service platform, the information transmission of service platform and user; Realize the communication between system terminal and data center on the one hand, make data center obtain vehicle operation data, on the other hand, the result through driving behavior analysis model analysis is sent to user mobile phone by this module;
vehicle data sort module, carries out classification according to the different purposes of vehicle data and integrates;
expert system database module, for user provides vehicle trouble messages and suggestiveness maintenance program;
driving behavior Data Analysis Model module, the urgency of Real-Time Monitoring chaufeur is accelerated, anxious decelerations, sharply turning, hypervelocity, start under power-transfer clutch higher load condition, engine idle runs, rotating speed is too high, long-time under engine low temperature continues the behaviors such as brake, realize chaufeur brake use habit, power-transfer clutch use habit, driving style and bad steering custom etc. analysis and journaling is provided;
alarm module, when vehicle breaks down, water temperature over-high, Vehicle Power voltage below level, collision happens, vehicle is stolen, chaufeur idling operation, and long-time continuous is driven, and rotating speed is too high, anxious acceleration, anxious deceleration, during the phenomenons such as parking is flame-out, carries out warning indicators with voice mode.
in order to improve man-machine interaction further, be also provided with display module, for being sent to the mobile phone of webpage or user after carrying out a series of process to the data received.
system terminal is connected with vehicle by OBD diagnose connector, vehicle operation data and failure message is obtained by OBD diagnose connector, and add GPS and acceleration pick-up, overall monitor vehicle, these data are sent to data center by the mode of GPRS/3G/4G, center is carried out classification data and is summed up laggard line correlation process, and by relevant information, comprise vehicle normal flow, failure message, the mode of driving behavior analysis and other information warning form web page or mobile communication feeds back to user vehicle, for chaufeur provides auxiliary, make its safe driving, economic driving, environmental protection is driven.
workflow:
1. system terminal connects OBD diagnose connector, for system terminal provides power supply; Realize communication with automobile, obtained the related datas such as running state of the vehicle by OBD information acquisition module; In terminal, add acceleration/accel and GPS locating module, obtain vehicle acceleration and location information;
2. comprise the information of some data thresholds in alarm module, the limit value of software-controllable event data item in this module, self-defined warning conditions is set.All information of the vehicle got are transferred data to data center by GPRS/3G/4G wireless communication module by system terminal;
3. the heart in the data, all vehicle datas that system terminal obtains by vehicle data sort module carry out statistic of classification integration, be divided into the data flow for being directly supplied to user's display, for expert system database analysis failure classes data, set up the structural data of driving behavior analysis model;
4. expert system database is according to failure classes data providing vehicles failure message and suggestiveness maintenance program, and driving behavior analysis model is then resolved according to associated vehicle data, draws user's driving behavior evaluation and Improving advice information;
5., by direct display data stream, vehicle trouble messages and suggestiveness maintenance program, driving behavior evaluation and Improving advice information, the mode of these information mobile communication or webpage is presented to user.
should be understood that, above-mentioned detailed description of the invention of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.
Claims (4)
1. the driving behavior analysis based on OBD and drive assist system, comprise power management module, acceleration information acquisition module, GPS module, GPRS module, alarm module, it is characterized in that, also comprise OBD information acquisition module, vehicle data sort module, expert system database module, driving behavior Data Analysis Model module;
Power management module, provides the power supply needed for native system modules;
OBD information acquisition module, for gathering the data in automobile ECU, to data stream transmitting and trouble diagnosing;
Acceleration module, collection vehicle 3-axis acceleration information, obtains vehicle acceleration and collision information;
GPS module, for the dynamic location information of Real-time Obtaining vehicle;
GPRS module, for vehicle and service platform, the information transmission of service platform and user;
Vehicle data sort module, carries out classification according to the different purposes of vehicle data and integrates;
Expert system database module, for user provides vehicle trouble messages and suggestiveness maintenance program;
Driving behavior Data Analysis Model module, for the brake of Real-Time Monitoring chaufeur use habit, power-transfer clutch use habit, driving style and bad steering custom, research and application data also provide journaling;
Alarm module, when chaufeur occurs that bad steering behavior or vehicle break down, points out chaufeur with voice mode, realizes warning or reports to the police.
2. the driving behavior analysis based on OBD according to claim 1 and drive assist system, it is characterized in that, start under the brake of described chaufeur use habit, power-transfer clutch use habit, driving style and bad steering custom at least comprises anxious acceleration, anxious decelerations, sharply turning, hypervelocity, power-transfer clutch higher load condition, engine idle runs, rotating speed is too high, long-time under engine low temperature continues to brake.
3. the driving behavior analysis based on OBD according to claim 1 and drive assist system, it is characterized in that, described vehicle data sort module carry out statistic of classification integrate comprise for being directly supplied to user's display data flow, for expert system database analysis failure classes data, set up the structural data of driving behavior analysis model.
4. the driving behavior analysis based on OBD according to any one of claim 1-3 and drive assist system, it is characterized in that, also comprise display module, carry out a series ofly sending data to the mobile phone of webpage or user for the treatment of rear data, realize man-machine interaction.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494601A (en) * | 2014-12-18 | 2015-04-08 | 清华大学苏州汽车研究院（吴江） | Driving behavior analysis and driving assistance system based on OBD |
| CN105139648A (en) * | 2015-08-11 | 2015-12-09 | 北京奇虎科技有限公司 | Driving habit data generation method and system |
| CN105270411A (en) * | 2015-08-25 | 2016-01-27 | 南京联创科技集团股份有限公司 | Analysis method and device of driving behavior |
| CN106406287A (en) * | 2016-11-08 | 2017-02-15 | 思建科技有限公司 | Method and system for vehicle safety state monitoring and early warning |
| CN107226025A (en) * | 2017-05-15 | 2017-10-03 | 长安大学 | A kind of system and method for real-time monitoring driving behavior |
| CN113492796A (en) * | 2020-04-02 | 2021-10-12 | 易微行（北京）科技有限公司 | Automobile financial wind control method and device |
| US11414087B2 (en) | 2020-06-01 | 2022-08-16 | Wipro Limited | Method and system for providing personalized interactive assistance in an autonomous vehicle |
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2014
- 2014-12-18 CN CN201420803528.8U patent/CN204341015U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104494601A (en) * | 2014-12-18 | 2015-04-08 | 清华大学苏州汽车研究院（吴江） | Driving behavior analysis and driving assistance system based on OBD |
| CN105139648A (en) * | 2015-08-11 | 2015-12-09 | 北京奇虎科技有限公司 | Driving habit data generation method and system |
| CN105270411A (en) * | 2015-08-25 | 2016-01-27 | 南京联创科技集团股份有限公司 | Analysis method and device of driving behavior |
| CN105270411B (en) * | 2015-08-25 | 2018-09-14 | 南京联创科技集团股份有限公司 | A kind of analysis method and device of driving behavior |
| CN106406287A (en) * | 2016-11-08 | 2017-02-15 | 思建科技有限公司 | Method and system for vehicle safety state monitoring and early warning |
| CN107226025A (en) * | 2017-05-15 | 2017-10-03 | 长安大学 | A kind of system and method for real-time monitoring driving behavior |
| CN113492796A (en) * | 2020-04-02 | 2021-10-12 | 易微行（北京）科技有限公司 | Automobile financial wind control method and device |
| US11414087B2 (en) | 2020-06-01 | 2022-08-16 | Wipro Limited | Method and system for providing personalized interactive assistance in an autonomous vehicle |
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