CN111619447A - Dynamic monitoring and early warning system and method for large vehicle - Google Patents
Dynamic monitoring and early warning system and method for large vehicle Download PDFInfo
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- CN111619447A CN111619447A CN202010409109.6A CN202010409109A CN111619447A CN 111619447 A CN111619447 A CN 111619447A CN 202010409109 A CN202010409109 A CN 202010409109A CN 111619447 A CN111619447 A CN 111619447A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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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
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/86—Combinations of sonar systems with lidar systems; Combinations of sonar systems with systems not using wave reflection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/393—Trajectory determination or predictive tracking, e.g. Kalman filtering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/20—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used
- B60R2300/207—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used using multi-purpose displays, e.g. camera image and navigation or video on same display
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/804—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for lane monitoring
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- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
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Abstract
The embodiment of the invention provides a dynamic monitoring and early warning system and a dynamic monitoring and early warning method for a large vehicle. The processor is respectively connected with the camera group, the vehicle speed sensor, the memory, the front wheel steering angle sensor, the ultrasonic radar sensor group, the alarm and the display screen. According to the invention, the camera group, the vehicle speed sensor and the front wheel steering angle sensor are used for acquiring video image information, vehicle speed information and front wheel steering angle information and displaying the video image information, the vehicle speed information and the front wheel steering angle information on the display screen in the vehicle, so that a driver can know the driving state of the vehicle and the surrounding road conditions in real time. In addition, the invention calculates the area of the side blind area when the large-scale vehicle turns according to the monitored front wheel steering angle information, starts the ultrasonic radar sensor group to detect the obstacles in the area of the side blind area and sends an alarm signal to the processor, thereby effectively avoiding traffic accidents in the turning and lane changing process of the large-scale vehicle.
Description
Technical Field
The embodiment of the invention relates to the field of vehicle safety assistance, in particular to a dynamic monitoring and early warning system and method for a large vehicle.
Background
With the development of society, the traffic safety problem is more and more prominent, and the traditional automobile safety concept is also changing gradually, and traditional safety measures such as safety belts, safety airbags, bumpers and the like are mostly measures for carrying out post-repair in a passive mode after an accident occurs, and the occurrence of the traffic accident cannot be effectively solved. Along with the improvement of science and technology, the increase of traffic pressure, the safety awareness of vehicle driving is constantly improving, through monitoring early warning system initiative monitoring vehicle state of traveling to the prevention occurence of failure receives people's attention more and more.
The reasons for the occurrence of traffic accidents are mostly during lane change, except for overspeed. The vehicle has the advantages that the vehicle can bend or turn in the running process of the large vehicle, the large vehicle is long in length, visual blind areas are formed in the side of the vehicle body during turning, and a driver cannot observe pedestrians or obstacles in the blind areas on the side faces during turning, so that traffic accidents are easily caused. Most of the large truck collision accidents under the current analysis are caused by lane change or turning. Therefore, the side collision prevention becomes a core problem to be solved by the monitoring and early warning of the large-scale vehicle.
Disclosure of Invention
The embodiment of the invention provides a dynamic monitoring and early warning system for a large vehicle, which is used for solving the problem that a driver cannot observe pedestrians or obstacles in side blind areas during turning and traffic accidents are easily caused.
In a first aspect, an embodiment of the invention provides a large vehicle dynamic monitoring and early warning system, which comprises a processor, a GPS positioning module, a camera group, a vehicle speed sensor, a memory, a front wheel steering angle sensor, an ultrasonic radar sensor group, an alarm and a display screen, wherein the camera group is arranged on the front wheel steering angle sensor; the processor is respectively connected with the camera group, the vehicle speed sensor, the memory, the front wheel steering angle sensor, the ultrasonic radar sensor group, the alarm and the display screen;
the GPS positioning module is used for acquiring GPS driving track data of the large vehicle on the high-precision map and sending the GPS driving track data to the processor;
the camera group is used for acquiring video image information around the vehicle and sending the video image information to the processor, and the vehicle speed sensor and the front wheel steering angle sensor are used for acquiring vehicle speed information and front wheel steering angle information respectively and sending the vehicle speed information and the front wheel steering angle information to the processor;
the processor comprises a calculation module, wherein the calculation module is used for calculating the area of a side blind area when the large vehicle turns according to the front wheel turning angle of the vehicle; the processor starts the ultrasonic radar sensor group when receiving front wheel steering information; the ultrasonic radar sensor group is used for sending a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone, so that the processor can control an alarm to give an alarm after receiving the collision alarm signal; the display screen is used for displaying the video image information, the vehicle speed information and the front wheel steering angle information in real time.
The processor is in communication connection with the cloud platform through the wireless communication module, and the mobile terminal is in communication connection with the cloud platform.
Further, wireless communication module is WIFI communication module, bluetooth communication module, 3G communication module, 4G communication module or 5G communication module.
The system further comprises a gravity sensor, wherein the gravity sensor is connected with the processor and used for acquiring the inclination angle of the large vehicle relative to the horizontal plane and sending the inclination angle to the processor; the processor also comprises a judgment processing module which is used for controlling the alarm to give an alarm if the inclination angle is judged to be larger than the preset angle threshold value.
Further, the alarm comprises a led lamp and a buzzer.
In a second aspect, an embodiment of the present invention provides a method for dynamically monitoring and warning a large vehicle, including:
the processor acquires and displays video image information around the large vehicle, vehicle speed information of the large vehicle and front wheel steering angle information;
the calculation module calculates the area of the side dead zone when the large vehicle turns according to the front wheel turning angle of the vehicle;
the processor starts the ultrasonic radar sensor group when receiving front wheel steering angle information and sends the side surface dead zone area to the ultrasonic radar sensor group;
the ultrasonic radar sensor group sends a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone;
and the processor controls the alarm to alarm after receiving the collision alarm signal.
According to the dynamic monitoring and early warning system and method for the large vehicle, provided by the embodiment of the invention, video image information around the large vehicle, the speed information of the large vehicle and the front wheel steering angle information are acquired through the camera group, the speed sensor and the front wheel steering angle sensor and are displayed on a display screen in the vehicle, so that a driver can know the driving state of the vehicle and the surrounding road conditions in real time. In addition, the invention monitors the driving state of the vehicle, calculates the area of the side blind area when the large vehicle turns according to the monitored front wheel steering angle information, starts the ultrasonic radar sensor group to detect the obstacle in the area of the side blind area and sends an alarm signal to the processor, thereby effectively avoiding traffic accidents in the process of turning and changing lanes of the large vehicle.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a large vehicle dynamic monitoring and early warning system provided in an embodiment of the present invention;
FIG. 2 is a schematic view of a side blind area when a large vehicle according to an embodiment of the present invention is steered;
fig. 3 is a schematic flow chart of a large vehicle dynamic monitoring and early warning method provided by an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Fig. 1 is a schematic structural diagram of a large vehicle dynamic monitoring and early warning system according to an embodiment of the present invention, and referring to fig. 1, the embodiment of the present invention provides a large vehicle dynamic monitoring and early warning system, which includes a processor, a GPS positioning module, a camera group, a vehicle speed sensor, a memory, a front wheel steering angle sensor, an ultrasonic radar sensor group, an alarm, and a display screen. The processor is respectively connected with the camera group, the vehicle speed sensor, the memory, the front wheel steering angle sensor, the ultrasonic radar sensor group, the alarm and the display screen. Preferably, the processor is a CPU.
Preferably, the camera group comprises a front camera and a rear camera which are arranged at the front end and the rear end of the vehicle, a left rear camera which is arranged on a left rear view mirror of the vehicle, and a right rear camera which is arranged on a right rear view mirror of the vehicle. The camera group is used for collecting video image information around the vehicle and sending the video image information to the processor. The front camera can be installed near vehicle LOGO, and video image information before the collection plantago. The rear camera can be arranged near the license plate at the rear end of the body of the large vehicle to collect video image information behind the vehicle. The left rear camera is installed at one end of a left rearview mirror of the large vehicle, and the right rear camera is installed at one end of a right rearview mirror of the large vehicle. The display screen is installed in the position that the driver conveniently looked over in the automobile body, for example can install display screen in the car in the A post department of oversize vehicle.
The GPS positioning module is used for acquiring GPS driving track data of the large vehicle on the high-precision map and sending the GPS driving track data to the processor. The vehicle speed sensor and the front wheel steering angle sensor respectively acquire vehicle speed information and front wheel steering angle information and send the vehicle speed information and the front wheel steering angle information to the processor.
In this embodiment, the ultrasonic radar sensor group includes a plurality of ultrasonic radar sensors, and a plurality of ultrasonic radar sensors are installed in the automobile body side of oversize vehicle. Preferably, the detection height of the ultrasonic radar sensor is 0.3-0.8 m away from the ground.
The processor comprises a calculation module, wherein the calculation module is used for calculating the area of a side blind area when the large vehicle turns according to the front wheel turning angle of the vehicle; the processor starts the ultrasonic radar sensor group when receiving front wheel steering information; the ultrasonic radar sensor group is used for sending a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone, so that the processor can control an alarm to give an alarm after receiving the collision alarm signal; the display screen is used for displaying the video image information, the vehicle speed information and the front wheel steering angle information in real time.
It can be understood that a curve or a steering is performed during the driving process of the large vehicle, and due to the long length of the large vehicle, a visual blind area is formed on the side of the vehicle body during the turning process, as shown in fig. 2, fig. 2 is a schematic view of a side blind area during the steering process of the large vehicle according to the embodiment of the present invention. When a driver turns, the driver cannot observe pedestrians or obstacles in the side dead zone, and traffic accidents are easily caused.
In order to know the blind area range of the side surface when the large vehicle turns, the calculation module is arranged in the processor, and the calculation module calculates the area of the blind area of the side surface when the large vehicle turns according to the front wheel turning angle of the vehicle. Specifically, knowing the front wheel turning angle θ and the wheelbase z of the large vehicle, the front wheel turning radius r can be obtained1And rear wheel turning radius r2. Wherein:
then, the front wheel turning radius r is determined according to the front wheel turning angle theta1And rear wheel turning radius r2And calculating the area S of the side dead zone when the vehicle turns.
In this embodiment, the processor starts the ultrasonic radar sensor group when receiving the front wheel steering angle information, and after the calculation module obtains the area of the side blind area when the large vehicle is steered, the processor sends the area of the side blind area to the ultrasonic radar sensor group. And then, detecting the obstacles in the side dead zone area by the ultrasonic radar sensor group, and sending collision alarm signals to the processor when detecting that the obstacles exist in the side dead zone area. And finally, the processor receives the collision alarm signal and then controls the alarm to remind the driver that barriers exist in the area of the side blind area so as to avoid traffic accidents.
According to the dynamic monitoring and early warning system for the large vehicle, provided by the embodiment of the invention, video image information around the large vehicle, the speed information of the large vehicle and the front wheel steering angle information are acquired through the camera group, the speed sensor and the front wheel steering angle sensor and are displayed on a display screen in the vehicle, so that a driver can know the driving state of the vehicle and the surrounding road conditions in real time. In addition, the invention can monitor the driving state of the vehicle, calculate the area of the side blind area when the large-scale vehicle turns according to the monitored front wheel steering angle information, start the ultrasonic radar sensor group to detect the obstacle in the area of the side blind area and send an alarm signal to the processor, thereby effectively avoiding the traffic accident in the process of turning and changing the lane of the large-scale vehicle
On the basis of the embodiment, the large vehicle dynamic monitoring and early warning system further comprises a wireless communication module, a cloud platform and a mobile terminal, the processor is in communication connection with the cloud platform through the wireless communication module, and the mobile terminal is in communication connection with the cloud platform.
Specifically, the processor stores the obtained data information in the memory and simultaneously sends the data information to the cloud platform through the wireless communication module. Here, the data information includes vehicle video image information, vehicle speed information, and front wheel steering angle information, alarm information, and positioning information. Here, the positioning information is GPS track data of the large vehicle on a high-precision map, which is acquired by a GPS positioning module. The mobile terminal is in communication connection with the cloud platform, and a user can remotely inquire and acquire the data information and know the vehicle running state by logging in the cloud platform through the mobile terminal.
On the basis of the above embodiments, the wireless communication module is a WIFI communication module, a bluetooth communication module, a 3G communication module, a 4G communication module or a 5G communication module.
It can be understood that the large vehicle dynamic monitoring and early warning system further comprises a power supply module (not shown in the figure), and the power supply module is connected with the processor to supply power to all components of the system. Optionally, the power supply module comprises a lithium battery pack and a vehicle battery, and the processor is connected with the lithium battery pack and the vehicle battery respectively.
The traditional vehicle monitoring and early warning system only gives an alarm for vehicle collision and does not give an alarm for vehicle rollover. For the problem, on the basis of the above embodiments, the large vehicle dynamic monitoring and early warning system further includes a gravity sensor, where the gravity sensor is connected to the processor, and is configured to acquire an inclination angle of the large vehicle relative to a horizontal plane, and send the inclination angle to the processor; the processor also comprises a judgment processing module which is used for controlling the alarm to give an alarm if the inclination angle is judged to be larger than the preset angle threshold value.
Specifically, the gravity sensor collects the inclination angle of the large vehicle relative to the horizontal plane and sends the inclination angle to the processor. And a judgment processing module of the processor judges whether the inclination angle is greater than a preset angle threshold value, and if the inclination angle is greater than the preset angle threshold value, a rollover alarm signal is generated and an alarm is controlled to give an alarm. Preferably, the preset angle threshold value is between 30 and 45 degrees.
Preferably, the alarm comprises a led lamp and a buzzer.
Fig. 3 is a schematic flow chart of a large vehicle dynamic monitoring and early warning method provided in an embodiment of the present invention, and with reference to fig. 1 to 3, the method includes:
the processor acquires and displays video image information around the large vehicle, vehicle speed information of the large vehicle and front wheel steering angle information;
the calculation module calculates the area of the side dead zone when the large vehicle turns according to the front wheel turning angle of the vehicle;
the processor starts the ultrasonic radar sensor group when receiving front wheel steering angle information and sends the side surface dead zone area to the ultrasonic radar sensor group;
the ultrasonic radar sensor group sends a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone;
and the processor controls the alarm to alarm after receiving the collision alarm signal.
According to the dynamic monitoring and early warning method for the large vehicle, provided by the embodiment of the invention, video image information around the large vehicle, the speed information of the large vehicle and the front wheel steering angle information are acquired through the camera group, the speed sensor and the front wheel steering angle sensor and are displayed on a display screen in the vehicle, so that a driver can know the driving state of the vehicle and the surrounding road conditions in real time. In addition, the invention monitors the driving state of the vehicle, calculates the area of the side blind area when the large vehicle turns according to the monitored front wheel steering angle information, starts the ultrasonic radar sensor group to detect the obstacle in the area of the side blind area and sends an alarm signal to the processor, thereby effectively avoiding traffic accidents in the process of turning and changing lanes of the large vehicle.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A dynamic monitoring and early warning system for large vehicles is characterized by comprising a processor, a GPS positioning module, a camera group, a vehicle speed sensor, a memory, a front wheel steering angle sensor, an ultrasonic radar sensor group, an alarm and a display screen; the processor is respectively connected with the camera group, the vehicle speed sensor, the memory, the front wheel steering angle sensor, the ultrasonic radar sensor group, the alarm and the display screen;
the GPS positioning module is used for acquiring GPS driving track data of the large vehicle on the high-precision map and sending the GPS driving track data to the processor;
the camera group is used for acquiring video image information around the vehicle and sending the video image information to the processor, and the vehicle speed sensor and the front wheel steering angle sensor are used for acquiring vehicle speed information and front wheel steering angle information respectively and sending the vehicle speed information and the front wheel steering angle information to the processor;
the processor comprises a calculation module, wherein the calculation module is used for calculating the area of a side blind area when the large vehicle turns according to the front wheel turning angle of the vehicle; the processor starts the ultrasonic radar sensor group when receiving front wheel steering information; the ultrasonic radar sensor group is used for sending a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone, so that the processor can control an alarm to give an alarm after receiving the collision alarm signal; the display screen is used for displaying the video image information, the vehicle speed information and the front wheel steering angle information in real time.
2. The large vehicle dynamic monitoring and early warning system according to claim 1, further comprising a wireless communication module, a cloud platform and a mobile terminal, wherein the processor is in communication connection with the cloud platform through the wireless communication module, and the mobile terminal is in communication connection with the cloud platform.
3. The large vehicle dynamic monitoring and early warning system according to claim 2, wherein the wireless communication module is a WIFI communication module, a bluetooth communication module, a 3G communication module, a 4G communication module or a 5G communication module.
4. The large vehicle dynamic monitoring and early warning system according to claim 1, further comprising a gravity sensor connected to the processor for acquiring an inclination angle of the large vehicle with respect to a horizontal plane and sending the inclination angle to the processor; the processor also comprises a judgment processing module which is used for controlling the alarm to give an alarm if the inclination angle is judged to be larger than the preset angle threshold value.
5. The large vehicle dynamic monitoring and early warning system according to claim 1, wherein the alarm comprises a led lamp and a buzzer.
6. A large-scale vehicle dynamic monitoring and early warning method of the large-scale vehicle dynamic monitoring and early warning device according to any one of claims 1 to 5, comprising:
the processor acquires and displays video image information around the large vehicle, vehicle speed information of the large vehicle and front wheel steering angle information;
the calculation module calculates the area of the side dead zone when the large vehicle turns according to the front wheel turning angle of the vehicle;
the processor starts the ultrasonic radar sensor group when receiving front wheel steering angle information and sends the side surface dead zone area to the ultrasonic radar sensor group;
the ultrasonic radar sensor group sends a collision alarm signal to the processor when detecting that an obstacle exists in the area of the side dead zone;
and the processor controls the alarm to alarm after receiving the collision alarm signal.
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| CN112428989A (en) * | 2020-10-30 | 2021-03-02 | 惠州华阳通用电子有限公司 | Vehicle control method |
| CN112477854A (en) * | 2020-11-20 | 2021-03-12 | 上善智城(苏州)信息科技有限公司 | Monitoring and early warning device and method based on vehicle blind area |
| CN112526994A (en) * | 2020-12-01 | 2021-03-19 | 广州小鹏自动驾驶科技有限公司 | Data processing method and device |
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| CN113362607A (en) * | 2021-08-10 | 2021-09-07 | 天津所托瑞安汽车科技有限公司 | Steering state-based blind area early warning method, device, equipment and medium |
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| CN113815532A (en) * | 2021-11-11 | 2021-12-21 | 深圳市尖峰时刻电子有限公司 | Vehicle BSD blind area monitoring and warning system based on Internet of things |
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