CN111114433B - Three-risk driving behavior monitoring and alarming system - Google Patents
Three-risk driving behavior monitoring and alarming system Download PDFInfo
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- CN111114433B CN111114433B CN202010025383.3A CN202010025383A CN111114433B CN 111114433 B CN111114433 B CN 111114433B CN 202010025383 A CN202010025383 A CN 202010025383A CN 111114433 B CN111114433 B CN 111114433B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 230000006399 behavior Effects 0.000 claims abstract description 61
- 230000001133 acceleration Effects 0.000 claims abstract description 32
- 230000000007 visual effect Effects 0.000 claims description 6
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000028838 turning behavior Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
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Abstract
The invention discloses a three-risk driving behavior monitoring and alarming system which comprises a three-risk driving monitor, a combination instrument, a T-BOX and a T-BOX network background, wherein the three-risk driving monitor is connected with the combination instrument and the T-BOX through CAN buses respectively, and the T-BOX is connected with the T-BOX network background through a wireless network. The three-risk driving monitor is arranged at the front part of the vehicle body and comprises a triaxial acceleration and a calculating unit, and the calculating unit comprehensively judges dangerous driving behaviors and dangerous grades of a driver according to the acceleration of each direction monitored by the triaxial accelerometer. The three-risk driving behavior monitoring and alarming system has the advantages that the triaxial accelerometer integrated in the monitor has low power consumption and high resolution performance, the sensitivity can reach 49mg, and the accuracy of driving behavior monitoring are greatly improved; the alarm data are transmitted to the background to form an analysis report, so that a bus company can master the driving condition of a bus driver conveniently, and targeted management and control are made.
Description
Technical Field
The invention relates to safe driving behavior monitoring, in particular to a three-risk driving behavior monitoring and alarming system.
Background
The three-risk driving behavior comprises rapid acceleration, rapid deceleration and rapid turning. The popularity of various sensors and CAN bus technology on buses is higher and higher, and meanwhile, buses lack necessary detection means for driving, especially for controlling the driving behaviors and habits of buses. How to apply the sensor and CAN bus technology to the detection and big data analysis of the timely driving behavior of the bus to realize the control of the driving behavior of the bus driver is the problem to be solved by the invention.
Disclosure of Invention
The invention aims at: the three-risk driving behavior monitoring and alarming system solves the problems of detection, alarming and background data uploading analysis of abnormal driving behaviors of a bus driver, and is used as an important component of the bus monitoring system to standardize the driving behaviors of the driver.
The technical scheme of the invention is as follows:
the three-risk driving behavior monitoring and alarming system comprises a three-risk driving monitor, a combination instrument, a T-BOX and a T-BOX network background, wherein the three-risk driving monitor is connected with the combination instrument and the T-BOX through CAN buses respectively, and the T-BOX is connected with the T-BOX network background through a wireless network.
Preferably, the three-risk driving monitor is arranged at the front part of the vehicle body and comprises a triaxial acceleration and a calculating unit, and the calculating unit comprehensively judges dangerous driving behaviors and dangerous grades of a driver according to the acceleration of each direction monitored by the triaxial accelerometer.
Preferably, the judgment logic for comprehensively judging the dangerous driving behavior and the dangerous level of the driver is as follows:
assuming that the magnitude of the acceleration in the front-rear direction is a1, and the magnitude of the acceleration in the left-right direction is a2;
(1) If 1.2g is more than or equal to 0.6g, judging that the dangerous behavior is a sudden acceleration/deceleration low-level dangerous behavior;
(2) If 2g is more than or equal to 1.2g, judging that the dangerous behavior is a medium-level dangerous behavior of rapid acceleration/deceleration;
(3) If a1 is more than or equal to 2g, judging that the dangerous behavior is high-grade rapid acceleration/deceleration;
(4) If a2 is more than or equal to 0.6g, determining the sharp turning behavior.
Preferably, after the three-risk driving monitor judges dangerous driving behaviors and dangerous grades of the driver, the three-risk driving monitor continuously outputs an alarm corresponding to the dangerous behaviors and the dangerous grades outwards for 2S.
Preferably, when the driving behavior of the driver triggers the three-risk alarming condition, the three-risk driving monitor uploads the state to the vehicle body CAN network through the CAN bus message, the combined instrument obtains the message information to carry out audible and visual alarm so as to remind the driver of safe driving, and the specific alarming logic is as follows: receiving the low-level alarm of the sudden acceleration/deceleration of the monitor, and outputting a text alarm only by the instrument; and receiving the middle and high-grade alarms and the sharp turning alarms of the monitor during rapid acceleration/deceleration, and outputting an audible and visual alarm at the same time by the instrument.
Preferably, under the condition that the driving behavior of the driver triggers the three-risk alarm, the three-risk driving behavior and the alarm level are uploaded to a T-BOX network background together with the occurrence time through a vehicle-mounted T-BOX, and the T-BOX network background generates an alarm statistical report according to the accumulation of the day and month.
The invention has the advantages that:
1. the three-risk driving behavior monitoring and alarming system has the advantages that the triaxial accelerometer integrated in the monitor has low power consumption and high resolution performance, the sensitivity can reach 49mg, and the accuracy of driving behavior monitoring are greatly improved;
2. the installation mode of the invention is flexible and changeable, and different installation modes of the three-risk driving behavior monitor can be realized through software calibration, thereby greatly facilitating the installation of equipment with different in-vehicle layouts;
3. the invention can transmit alarm data to the background and form an analysis report, thereby facilitating public transport companies to master the driving situation of public transport drivers and making targeted management and control.
Drawings
The invention is further described below with reference to the accompanying drawings and examples:
fig. 1 is a schematic structural diagram of a three-risk driving behavior monitoring and warning system.
Detailed Description
As shown in FIG. 1, the three-risk driving behavior monitoring and alarming system comprises a three-risk driving monitor, a combination instrument, a T-BOX and a T-BOX network background, wherein the three-risk driving monitor is respectively connected with the combination instrument and the T-BOX through a CAN bus, and the T-BOX is connected with the T-BOX network background through a 4G wireless network.
The three-risk driving monitor is arranged at the front part of the vehicle body and comprises a triaxial acceleration and calculation unit, and is used for monitoring the driving behavior of a driver by the acceleration G values of the same vehicle model in all directions after certain software calibration and installation position solidification. And the calculation unit comprehensively judges dangerous driving behaviors and dangerous grades of the driver according to the acceleration values of all directions monitored by the triaxial accelerometer. Assuming that the magnitude of the acceleration in the front-rear direction is a1, and the magnitude of the acceleration in the left-right direction is a2; the judgment logic for comprehensively judging the dangerous driving behaviors and the dangerous grades of the driver is as follows:
(1) If 1.2g is more than or equal to 0.6g, judging that the dangerous behavior is a sudden acceleration/deceleration low-level dangerous behavior;
(2) If 2g is more than or equal to 1.2g, judging that the dangerous behavior is a medium-level dangerous behavior of rapid acceleration/deceleration;
(3) If a1 is more than or equal to 2g, judging that the dangerous behavior is high-grade rapid acceleration/deceleration;
(4) If a2 is more than or equal to 0.6g, determining the sharp turning behavior.
After the three-risk driving monitor judges dangerous driving behaviors and dangerous grades of a driver, the three-risk driving monitor continuously outputs an alarm corresponding to the dangerous behaviors and the dangerous grades outwards for 2S.
When the driving behavior of the driver triggers a three-risk alarm condition, the three-risk driving monitor uploads the state to the vehicle body CAN network through a CAN bus message, the combined instrument obtains message information to carry out audible and visual alarm so as to remind the driver of safe driving, and the specific alarm logic is as follows: receiving the low-level alarm of the sudden acceleration/deceleration of the monitor, and outputting a text alarm only by the instrument; and receiving the middle and high-grade alarms and the sharp turning alarms of the monitor during rapid acceleration/deceleration, and outputting an audible and visual alarm at the same time by the instrument.
Under the condition that the driving behaviors of the driver trigger three-risk alarming, the three-risk driving behaviors and the alarm level are uploaded to a T-BOX network background together with the occurrence time through a vehicle-mounted T-BOX, and the T-BOX network background generates an alarm statistical report according to the accumulation of the day and month.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and implement the same according to the content of the present invention, and are not intended to limit the scope of the present invention. All modifications made according to the spirit of the main technical proposal of the invention should be covered in the protection scope of the invention.
Claims (4)
1. The three-risk driving behavior monitoring and alarming system is characterized by comprising three-risk driving monitors, a combination instrument, a T-BOX and a T-BOX network background, wherein the three-risk driving monitors are respectively connected with the combination instrument and the T-BOX through CAN buses, and the T-BOX is connected with the T-BOX network background through a wireless network;
the three-risk driving monitor is arranged at the front part of the vehicle body and comprises a triaxial acceleration and a calculating unit, and the calculating unit comprehensively judges dangerous driving behaviors and dangerous grades of a driver according to the acceleration of each direction monitored by the triaxial accelerometer; the judgment logic for comprehensively judging the dangerous driving behaviors and the dangerous grades of the driver is as follows:
assuming that the magnitude of the acceleration in the front-rear direction is a1, and the magnitude of the acceleration in the left-right direction is a2;
(1) If 1.2g is more than or equal to 0.6g, judging that the dangerous behavior is a sudden acceleration/deceleration low-level dangerous behavior, wherein g represents the gravity acceleration;
(2) If 2g is more than or equal to 1.2g, judging that the dangerous behavior is a medium-level dangerous behavior of rapid acceleration/deceleration;
(3) If a1 is more than or equal to 2g, judging that the dangerous behavior is high-grade rapid acceleration/deceleration;
(4) If a2 is more than or equal to 0.6g, determining the sharp turning behavior.
2. The three-risk driving behavior monitoring and warning system according to claim 1, wherein after the three-risk driving monitor judges the dangerous driving behavior and the dangerous level of the driver, the warning corresponding to the dangerous behavior and the dangerous level is output outwards for 2S.
3. The three-risk driving behavior monitoring and alarming system according to claim 2, wherein when the driving behavior of the driver triggers the three-risk alarming, the three-risk driving monitor uploads the state to the car body CAN network through the CAN bus message, the combination instrument obtains the message information to carry out audible and visual alarm to remind the driver of safe driving, and the specific alarming logic is as follows: receiving the low-level alarm of the sudden acceleration/deceleration of the monitor, and outputting a text alarm only by the instrument; and receiving the middle and high-grade alarms and the sharp turning alarms of the monitor during rapid acceleration/deceleration, and outputting an audible and visual alarm at the same time by the instrument.
4. The system for monitoring and alarming three-risk driving behavior according to claim 3, wherein when the driving behavior of the driver triggers the three-risk alarming, the three-risk driving behavior and the alarming level are uploaded to a T-BOX network background together with the occurrence time through a vehicle-mounted T-BOX, and the T-BOX network background generates an alarming statistical report according to the accumulation of the day and month.
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| CN202010025383.3A CN111114433B (en) | 2020-01-10 | 2020-01-10 | Three-risk driving behavior monitoring and alarming system |
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| CN111114433B true CN111114433B (en) | 2023-07-07 |
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| CN201439307U (en) * | 2009-05-22 | 2010-04-21 | 深圳市赛亿科技开发有限公司 | Vehicle-mounted wine control system |
| CN101628567B (en) * | 2009-07-04 | 2012-01-11 | 大连交通大学 | Automobile intelligent alarm system |
| CN101913339A (en) * | 2010-08-31 | 2010-12-15 | 江南大学 | Dangerous driving prevention device for automobiles |
| CN201777186U (en) * | 2010-08-31 | 2011-03-30 | 江南大学 | Automobile dangerous-driving prevention device |
| CN102710762A (en) * | 2012-05-26 | 2012-10-03 | 深圳市成为智能交通系统有限公司 | Multifunctional intelligent vehicle networking terminal and method for implementing same |
| US9364178B2 (en) * | 2013-11-26 | 2016-06-14 | Elwha Llc | Robotic vehicle control |
| CN106534366A (en) * | 2016-12-19 | 2017-03-22 | 北京经纬恒润科技有限公司 | Driving behavior analyzing method, device and system |
| CN106627443B (en) * | 2017-02-15 | 2017-12-26 | 北京航空航天大学 | A kind of T BOX protecting information safety methods based on vehicle feature safe class |
| CN109808611A (en) * | 2019-01-21 | 2019-05-28 | 四川嘉垭汽车科技有限公司 | The controller of vehicle communicated based on Beidou satellite alignment system and 5G |
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