CN109406161B - Front defense collision test system based on distance test and test method thereof - Google Patents
Front defense collision test system based on distance test and test method thereof Download PDFInfo
- Publication number
- CN109406161B CN109406161B CN201811069638.5A CN201811069638A CN109406161B CN 109406161 B CN109406161 B CN 109406161B CN 201811069638 A CN201811069638 A CN 201811069638A CN 109406161 B CN109406161 B CN 109406161B
- Authority
- CN
- China
- Prior art keywords
- vehicle
- test
- early warning
- target vehicle
- speed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses a front defense collision test system based on distance test and a test method thereof, which can perform a vehicle collision test, and after the test of the front defense collision test system based on distance test, a test vehicle can accurately make collision early warning, and the damage condition of each part of the vehicle can be automatically judged, thereby saving a large amount of labor force and improving the test efficiency.
Description
Technical Field
The invention relates to the technical field of automobile safety testing, in particular to a distance-based automobile safety testing device
A test system and a test method for front defense collision.
Background
With the development of the technology, the automobile becomes a necessary vehicle for people to go out, so the safety and reliability of the automobile have profound influence on people. However, the current mode of performing a safety test on a vehicle generally adopts a collision test, while the collision test in the prior art mostly adopts a single vehicle test, which generally includes that a vehicle collides with a fixed barrier, a movable barrier and the like, so that although the safety performance of the vehicle can be examined, in a traffic accident, two or more moving vehicles often collide, and therefore the vehicle-to-vehicle collision test needs to be performed.
In a collision test, accurate early warning judgment is timely made on a collision accident, so that safety of people in a vehicle can be protected, however, a large error exists in early warning on the collision accident in a collision system in the prior art, the vehicle is caused to leave a factory and run on a road surface, the collision accident still frequently occurs, the collision system in the prior art cannot automatically judge the damage degree of each part in the collision test, damage identification needs to be carried out on different parts of the vehicle again after the vehicle is tested, the test process is caused to be complex, and meanwhile, the running cost is increased.
Therefore, how to provide a front defense collision test system and a front defense collision test method based on distance test, which can accurately make collision early warning and automatically judge the damage condition of each part of a vehicle, is a problem that needs to be solved by technical personnel in the field.
Disclosure of Invention
In view of the above, the invention provides a front defense collision test system and a test method based on distance test, in the process of vehicle collision test, after the test of the front defense collision test system based on distance test, the test vehicle can accurately make collision early warning, and the damage condition of each part of the vehicle can be automatically judged, so that a large amount of labor force is saved, and the test efficiency is improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a front defense collision test system based on distance test comprises a test vehicle, a target vehicle and a test lane, wherein the test vehicle and the target vehicle run in the test lane;
the test vehicle comprises a test vehicle camera, a test vehicle GPS module, a test vehicle transmission platform, an intelligent early warning platform, an intelligent analysis platform and an automatic vehicle damage data acquisition module, wherein the test vehicle camera is sequentially connected with the test vehicle GPS module and the test vehicle transmission platform, the test vehicle transmission platform is respectively connected with the intelligent early warning platform and the intelligent analysis platform, and the intelligent analysis platform is respectively connected with the intelligent early warning platform and the automatic vehicle damage data acquisition module;
the target vehicle comprises a target vehicle camera, a target vehicle GPS module and a target vehicle transmission platform, wherein the target vehicle GPS module and the target vehicle transmission platform are sequentially connected with the target vehicle camera, and the target vehicle transmission platform is connected with the intelligent early warning platform.
In the process of vehicle collision test, after the distance test-based front defense collision test system disclosed by the invention is used for testing, not only can the test vehicle accurately make collision early warning, but also the damage condition of each part of the vehicle can be automatically judged, so that a large amount of labor force is saved, and the test efficiency is improved.
Preferably, the test vehicle further comprises a time recorder, so that the time of the test can be recorded all the time.
Preferably, the intelligent early warning platform comprises a speed difference value calculating unit, a vehicle following distance calculating unit, a speed difference value comparing unit, a vehicle following distance comparing unit and an early warning device, the speed difference value calculating unit is connected with one end of the early warning device through the speed difference value comparing unit, the following distance calculating unit is connected with the other end of the early warning device through the following distance comparing unit, so that the early warning device can not only receive the comparison result of the speed difference value transmitted in the speed difference value comparison unit and the preset speed difference value, meanwhile, the comparison result of the following distance transmitted by the following distance comparison unit and the preset following distance can be received, therefore, the early warning device can send out early warning only when meeting the warning conditions of the speed difference value and the following distance, and the accuracy of the collision early warning of the test vehicle is improved;
preferably, the test vehicle transmission platform comprises a test vehicle speed acquisition unit and a test vehicle position acquisition unit, the test vehicle speed acquisition unit is connected with the speed difference value calculation unit, and the test vehicle position acquisition unit is connected with the following distance calculation unit.
Preferably, the target vehicle transmission platform comprises a target vehicle speed acquisition unit and a target vehicle position acquisition unit, the target vehicle speed acquisition unit is connected with the speed difference calculation unit, and the target vehicle position acquisition unit is connected with the following distance calculation unit.
Preferably, the intelligent analysis platform comprises a vehicle damage parameter analysis unit, an early warning frequency recording module, a collision recorder and an early warning deviation statistical module, the vehicle damage parameter analysis unit is connected with the vehicle damage data automatic acquisition module, one end of the early warning deviation statistic module is connected with the early warning device through the early warning frequency recording module, the other end of the early warning deviation statistic module is connected with the collision recorder, therefore, the intelligent analysis platform can not only calculate the statistical probability of the early warning deviation, but also analyze the damage grade and the reason of the damaged part of the tested vehicle, and meanwhile, the influence degree of the speed and the position of the test vehicle on the test vehicle is analyzed when the test vehicle collides, so that the worker can conveniently carry out speed debugging and position adjustment on the test vehicle, and the worker can comprehensively and deeply know the performance of the test vehicle.
A front defense collision test method based on distance test comprises the following steps:
s1, placing the test vehicle and the target vehicle in the test lane, and enabling the test vehicle and the target vehicle to run in opposite directions;
s2, the test vehicle camera records the running state information of the target vehicle and the running environment information of the test vehicle, and transmits the running state information of the target vehicle and the running environment information of the test vehicle to the test vehicle GPS module; meanwhile, the target vehicle camera records the running state information of the test vehicle and the running environment information of the target vehicle, and transmits the running state information of the test vehicle and the running environment information of the target vehicle to the target vehicle GPS module;
s3, the test vehicle GPS module analyzes the running speed and the running route of the test vehicle according to the received information and transmits the running speed and the running route of the test vehicle to the test vehicle transmission platform; meanwhile, the target vehicle GPS module analyzes the running speed and the running route of the target vehicle according to the received information and transmits the running speed and the running route of the target vehicle to the target vehicle transmission platform;
s4, the test vehicle transmission platform acquires the speed information of the test vehicle at each moment through the test vehicle speed acquisition unit according to the received information, and transmits the speed information of the test vehicle at each moment to the speed difference value calculation unit; meanwhile, the target vehicle transmission platform acquires the speed information of the target vehicle at each moment through the target vehicle speed acquisition unit according to the received information, and transmits the speed information of the target vehicle at each moment to the speed difference value calculation unit; meanwhile, the test vehicle transmission platform acquires the position information of the test vehicle at each moment through the test vehicle position acquisition unit according to the received information and transmits the position information of the test vehicle at each moment to the following distance calculation unit; meanwhile, the target vehicle transmission platform acquires the position information of the target vehicle at each moment through the target vehicle position acquisition unit according to the received information and transmits the position information of the target vehicle at each moment to the following distance calculation unit;
s5, the speed difference value calculating unit calculates the speed difference value between the test vehicle and the target vehicle at each moment according to the speed information of the test vehicle at each moment and the speed information of the target vehicle at each moment, and transmits the speed difference value to the speed difference value comparison unit; meanwhile, the following distance calculation unit calculates the following distance between the test vehicle and the target vehicle at each moment according to the position information of the test vehicle at each moment and the position information of the target vehicle at each moment, and transmits the following distance to the following distance comparison unit;
s6, the speed difference comparison unit compares the speed difference with a preset alarm speed difference and transmits the comparison result of the speed difference to the early warning device; meanwhile, the following distance calculation unit compares the following distance with a preset alarming following distance and transmits the following distance comparison result to the early warning device;
s7, when the speed difference is smaller than or equal to the preset alarm speed difference and the following distance is smaller than or equal to the preset alarm following distance, the early warning device gives an alarm, otherwise, the early warning device does not give an alarm;
s8, the early warning frequency recording module receives and records the warning frequency of the early warning device and transmits the warning frequency of the early warning device to the early warning deviation counting module; meanwhile, the collision recorder records the number of times of real collision between the test vehicle and the target vehicle and transmits the number of times of real collision to the early warning deviation statistical module;
s9, the early warning deviation statistical module calculates the deviation rate of the early warning device according to the received alarming times of the early warning device and the real collision times;
s10, the vehicle damage data automatic acquisition module automatically acquires the damage part information of the test vehicle and transmits the damage part information of the test vehicle to the vehicle damage parameter analysis unit;
s11, the vehicle damage parameter analysis unit analyzes the damage grade and reason of the damaged part of the test vehicle, receives the speed information and the position information of the test vehicle in the test vehicle transmission platform at the moment of collision, and analyzes the influence relation of the speed and the position of the test vehicle on the test vehicle when the test vehicle collides.
According to the front defense collision test method based on the distance test, a scheme that a plurality of modules or units run simultaneously exists in a plurality of steps, so that the operation is simple, and the test efficiency is greatly improved.
Preferably, the time recorder records the time of steps S1-S11.
Compared with the prior art, the invention discloses and provides a front defense collision test system and a test method based on distance test, and the following technical effects can be realized:
firstly, in the process of vehicle collision test, through the test of a front defense collision test system based on distance test, the alarm condition of a pre-alarm is met only after the speed difference formed between a test vehicle and a target vehicle is strictly compared with the preset alarm speed difference, and the vehicle following distance formed between the test vehicle and the target vehicle is compared with the preset alarm vehicle following distance to meet the alarm condition of the pre-alarm, so that the pre-alarm can be given out, and the test vehicle can accurately give out collision early warning;
secondly, the early warning deviation statistical module calculates the deviation rate of the warning of the early warning device according to the received warning times of the early warning device and the real collision times, so that the accuracy rate of the warning of the early warning device can be directly known, the labor force is saved, and the testing efficiency is improved;
the automatic vehicle damage data acquisition module automatically acquires the information of the damaged part of the test vehicle, so that the condition that a large number of workers are required to identify the damaged part of the test vehicle again in the later stage of the test is avoided, labor is saved, and the test efficiency is improved;
and analyzing the damage grade and reason of the damaged part of the test vehicle by the vehicle damage parameter analysis unit, receiving the speed information and the position information of the test vehicle in the test vehicle transmission platform at the moment of collision, and analyzing the influence relation of the speed and the position of the test vehicle on the test vehicle when the test vehicle collides, so that the speed debugging and the position adjustment of the test vehicle are facilitated for the workers, and the workers can comprehensively and deeply know the performance of the test 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 described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic diagram of a front defense collision test system based on a distance test according to the invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The embodiment of the invention discloses a front defense collision test system based on distance test, which comprises a test vehicle 1, a target vehicle 2 and a test lane, wherein the test vehicle 1 and the target vehicle 2 run in the test lane;
the test vehicle 1 comprises a test vehicle camera 11, a test vehicle GPS module 12, a test vehicle transmission platform 13, an intelligent early warning platform 14, an intelligent analysis platform 15 and a vehicle damage data automatic acquisition module 16, wherein the test vehicle camera 11 is sequentially connected with the test vehicle GPS module 12 and the test vehicle transmission platform 13, the test vehicle transmission platform 13 is respectively connected with the intelligent early warning platform 14 and the intelligent analysis platform 15, and the intelligent analysis platform 15 is respectively connected with the intelligent early warning platform 14 and the vehicle damage data automatic acquisition module 16;
the target vehicle 2 comprises a target vehicle camera 21, a target vehicle GPS module 22 and a target vehicle transmission platform 23 which are sequentially connected with the target vehicle camera 21, and the target vehicle transmission platform 23 is connected with the intelligent early warning platform 14.
In order to further optimize the above solution, the test vehicle 1 further comprises a time recorder 17.
In order to further optimize the above technical solution, the intelligent early warning platform 14 includes a speed difference value calculating unit 141, a following distance calculating unit 142, a speed difference value comparing unit 143, a following distance comparing unit 144, and an early warning device 145, where the speed difference value calculating unit 141 is connected to one end of the early warning device 145 through the speed difference value comparing unit 143, and the following distance calculating unit 142 is connected to the other end of the early warning device 145 through the following distance comparing unit 144.
In order to further optimize the above technical solution, the test vehicle transmission platform 13 includes a test vehicle speed acquisition unit 131 and a test vehicle position acquisition unit 132, the test vehicle speed acquisition unit 131 is connected to the speed difference calculation unit 141, and the test vehicle position acquisition unit 132 is connected to the following distance calculation unit 142.
In order to further optimize the above technical solution, the target vehicle transmission platform 23 includes a target vehicle speed acquisition unit 231 and a target vehicle position acquisition unit 232, and the target vehicle speed acquisition unit 231 is connected to the speed difference calculation unit 141, and the target vehicle position acquisition unit 232 is connected to the following distance calculation unit 142.
In order to further optimize the above technical solution, the intelligent analysis platform 15 includes a vehicle damage parameter analysis unit 151, an early warning number recording module 152, a collision recorder 153 and an early warning deviation statistics module 154, the vehicle damage parameter analysis unit 151 is connected to the vehicle damage data automatic acquisition module 16, one end of the early warning deviation statistics module 154 is connected to the early warning 145 through the early warning number recording module 152, and the other end is connected to the collision recorder 153.
A front defense collision test method based on distance test comprises the following steps:
s1, placing the test vehicle 1 and the target vehicle 2 in the test lane, and enabling the test vehicle 1 and the target vehicle 2 to run oppositely;
s2, the test vehicle camera 11 records the driving state information of the target vehicle 2 and the driving environment information of the test vehicle 1, and transmits the driving state information of the target vehicle 2 and the driving environment information of the test vehicle 1 to the test vehicle GPS module 12; meanwhile, the target vehicle camera 21 records the running state information of the test vehicle 1 and the running environment information of the target vehicle 2, and transmits the running state information of the test vehicle 1 and the running environment information of the target vehicle 2 to the target vehicle GPS module 22;
s3, the test vehicle GPS module 12 analyzes the running speed and the running route of the test vehicle 1 according to the received information and transmits the running speed and the running route of the test vehicle 1 to the test vehicle transmission platform 13; meanwhile, the target vehicle GPS module 22 analyzes the traveling speed and the traveling route of the target vehicle 2 according to the received information, and transmits the traveling speed and the traveling route of the target vehicle 2 to the target vehicle transmission platform 23;
s4, the test vehicle transmission platform 13 acquires the speed information of the test vehicle 1 at each time through the test vehicle speed acquisition unit 131 according to the received information, and transmits the speed information of the test vehicle 1 at each time to the speed difference calculation unit 141; meanwhile, the target vehicle transmission platform 23 acquires the speed information of the target vehicle 2 at each time through the target vehicle speed acquisition unit 231 according to the received information, and transmits the speed information of the target vehicle 2 at each time to the speed difference calculation unit 141; meanwhile, the test vehicle transmission platform 13 acquires the position information of the test vehicle 1 at each moment through the test vehicle position acquisition unit 132 according to the received information, and transmits the position information of the test vehicle 1 at each moment to the following distance calculation unit 142; meanwhile, the target vehicle transmission platform 23 acquires the position information of the target vehicle 2 at each moment through the target vehicle position acquisition unit 232 according to the received information, and transmits the position information of the target vehicle 2 at each moment to the following distance calculation unit 142;
s5, the speed difference calculation unit 141 calculates the speed difference between the test vehicle 1 and the target vehicle 2 at each time according to the received speed information of the test vehicle 1 at each time and the speed information of the target vehicle 2 at each time, and transmits the speed difference to the speed difference comparison unit 143; meanwhile, the following distance calculation unit 142 calculates the following distance between the test vehicle 1 and the target vehicle 2 at each time according to the position information of the test vehicle 1 at each time and the position information of the target vehicle 2 at each time, and transmits the following distance to the following distance comparison unit 144;
s6, the speed difference comparison unit 143 compares the speed difference with a preset alarm speed difference, and transmits the comparison result of the speed difference to the early warning device 145; meanwhile, the following distance calculation unit 142 compares the following distance with a preset alarm following distance, and transmits the following distance comparison result to the early warning device 145;
s7, when the speed difference is smaller than or equal to the preset alarm speed difference and the following distance is smaller than or equal to the preset alarm following distance, the early warning device 145 gives an alarm, otherwise, the early warning device does not give an alarm;
s8, the warning frequency recording module 152 receives and records the warning frequency of the early warning device 145, and transmits the warning frequency of the early warning device 145 to the warning deviation counting module 154; meanwhile, the collision recorder 153 records the number of times of real collision between the test vehicle 1 and the target vehicle 2, and transmits the number of times of real collision to the early warning deviation statistical module 154;
s9, the early warning deviation statistical module 154 calculates the deviation rate of the alarm of the early warning device 145 according to the received alarm times of the early warning device 145 and the number of real collisions;
s10, the vehicle damage data automatic collection module 16 automatically collects the damaged part information of the test vehicle 1, and transmits the damaged part information of the test vehicle 1 to the vehicle damage parameter analysis unit 151;
s11, the vehicle damage parameter analyzing unit 151 analyzes the damage level and the cause of the damaged portion of the test vehicle 1, receives the speed information and the position information of the test vehicle 1 in the test vehicle transfer platform 13 at the time of the collision, and analyzes the influence relationship of the speed and the position of the test vehicle 1 on the test vehicle 1 when the test vehicle 1 collides.
In order to further optimize the above technical solution, the time recorder 17 records the time of steps S1-S11.
Example (b):
the embodiment of the invention discloses a front defense collision test system based on distance test, which comprises a test vehicle 1, a target vehicle 2 and a test lane, wherein the test vehicle 1 and the target vehicle 2 run in the test lane;
the test vehicle 1 comprises a time recorder 17, a test vehicle camera 11, a test vehicle GPS module 12, a test vehicle transmission platform 13, an intelligent early warning platform 14, an intelligent analysis platform 15 and a vehicle damage data automatic acquisition module 16, wherein the test vehicle camera 11 is sequentially connected with the test vehicle GPS module 12 and the test vehicle transmission platform 13, the test vehicle transmission platform 13 is respectively connected with the intelligent early warning platform 14 and the intelligent analysis platform 15, and the intelligent analysis platform 15 is respectively connected with the intelligent early warning platform 14 and the vehicle damage data automatic acquisition module 16;
the intelligent early warning platform 14 comprises a speed difference value calculating unit 141, a following distance calculating unit 142, a speed difference value comparing unit 143, a following distance comparing unit 144 and an early warning device 145, wherein the speed difference value calculating unit 141 is connected with one end of the early warning device 145 through the speed difference value comparing unit 143, and the following distance calculating unit 142 is connected with the other end of the early warning device 145 through the following distance comparing unit 144;
the test vehicle transmission platform 13 comprises a test vehicle speed acquisition unit 131 and a test vehicle position acquisition unit 132, wherein the test vehicle speed acquisition unit 131 is connected with the speed difference value calculation unit 141, and the test vehicle position acquisition unit 132 is connected with the following distance calculation unit 142;
the intelligent analysis platform 15 comprises a vehicle damage parameter analysis unit 151, an early warning frequency recording module 152, a collision recorder 153 and an early warning deviation statistical module 154, wherein the vehicle damage parameter analysis unit 151 is connected with the vehicle damage data automatic acquisition module 16, one end of the early warning deviation statistical module 154 is connected with the early warning device 145 through the early warning frequency recording module 152, and the other end of the early warning deviation statistical module 154 is connected with the collision recorder 153;
the target vehicle 2 comprises a target vehicle camera 21, a target vehicle GPS module 22 and a target vehicle transmission platform 23 which are sequentially connected with the target vehicle camera 21, the target vehicle transmission platform 23 is connected with the intelligent early warning platform 14, the target vehicle transmission platform 23 comprises a target vehicle speed acquisition unit 231 and a target vehicle position acquisition unit 232, the target vehicle speed acquisition unit 231 is connected with the speed difference value calculation unit 141, and the target vehicle position acquisition unit 232 is connected with the following distance calculation unit 142.
The embodiment of the invention discloses a testing mode of a front defense collision testing system based on distance testing, which specifically comprises the following steps:
s1, placing the test vehicle 1 and the target vehicle 2 in the test lane, and enabling the test vehicle 1 and the target vehicle 2 to run oppositely;
s2, the test vehicle camera 11 records the driving state information of the target vehicle 2 and the driving environment information of the test vehicle 1, and transmits the driving state information of the target vehicle 2 and the driving environment information of the test vehicle 1 to the test vehicle GPS module 12; meanwhile, the target vehicle camera 21 records the running state information of the test vehicle 1 and the running environment information of the target vehicle 2, and transmits the running state information of the test vehicle 1 and the running environment information of the target vehicle 2 to the target vehicle GPS module 22;
s3, the test vehicle GPS module 12 analyzes the running speed and the running route of the test vehicle 1 according to the received information and transmits the running speed and the running route of the test vehicle 1 to the test vehicle transmission platform 13; meanwhile, the target vehicle GPS module 22 analyzes the traveling speed and the traveling route of the target vehicle 2 according to the received information, and transmits the traveling speed and the traveling route of the target vehicle 2 to the target vehicle transmission platform 23;
s4, the test vehicle transmission platform 13 acquires the speed information of the test vehicle 1 at each time through the test vehicle speed acquisition unit 131 according to the received information, and transmits the speed information of the test vehicle 1 at each time to the speed difference calculation unit 141; meanwhile, the target vehicle transmission platform 23 acquires the speed information of the target vehicle 2 at each time through the target vehicle speed acquisition unit 231 according to the received information, and transmits the speed information of the target vehicle 2 at each time to the speed difference calculation unit 141; meanwhile, the test vehicle transmission platform 13 acquires the position information of the test vehicle 1 at each moment through the test vehicle position acquisition unit 132 according to the received information, and transmits the position information of the test vehicle 1 at each moment to the following distance calculation unit 142; meanwhile, the target vehicle transmission platform 23 acquires the position information of the target vehicle 2 at each moment through the target vehicle position acquisition unit 232 according to the received information, and transmits the position information of the target vehicle 2 at each moment to the following distance calculation unit 142;
s5, the speed difference calculation unit 141 calculates the speed difference between the test vehicle 1 and the target vehicle 2 at each time according to the received speed information of the test vehicle 1 at each time and the speed information of the target vehicle 2 at each time, and transmits the speed difference to the speed difference comparison unit 143; meanwhile, the following distance calculation unit 142 calculates the following distance between the test vehicle 1 and the target vehicle 2 at each time according to the position information of the test vehicle 1 at each time and the position information of the target vehicle 2 at each time, and transmits the following distance to the following distance comparison unit 144;
s6, the speed difference comparison unit 143 compares the speed difference with a preset alarm speed difference, and transmits the comparison result of the speed difference to the early warning device 145; meanwhile, the following distance calculation unit 142 compares the following distance with a preset alarm following distance, and transmits the following distance comparison result to the early warning device 145;
s7, when the speed difference is smaller than or equal to the preset alarm speed difference and the following distance is smaller than or equal to the preset alarm following distance, the early warning device 145 gives an alarm, otherwise, the early warning device does not give an alarm;
s8, the warning frequency recording module 152 receives and records the warning frequency of the early warning device 145, and transmits the warning frequency of the early warning device 145 to the warning deviation counting module 154; meanwhile, the collision recorder 153 records the number of times of real collision between the test vehicle 1 and the target vehicle 2, and transmits the number of times of real collision to the early warning deviation statistical module 154;
s9, the early warning deviation statistical module 154 calculates the deviation rate of the alarm of the early warning device 145 according to the received alarm times of the early warning device 145 and the number of real collisions;
s10, the vehicle damage data automatic collection module 16 automatically collects the damaged part information of the test vehicle 1, and transmits the damaged part information of the test vehicle 1 to the vehicle damage parameter analysis unit 151;
s11, the vehicle damage parameter analyzing unit 151 analyzes the damage level and the cause of the damaged portion of the test vehicle 1, receives the speed information and the position information of the test vehicle 1 in the test vehicle transfer platform 13 at the time of the collision, and analyzes the influence relationship of the speed and the position of the test vehicle 1 on the test vehicle 1 when the test vehicle 1 collides.
And, the time recorder 17 records the time of steps S1-S11.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A front defense collision test system based on distance test, which is characterized by comprising a test vehicle (1), a target vehicle (2) and a test lane, wherein the test vehicle (1) and the target vehicle (2) run in the test lane;
the testing vehicle (1) comprises a testing vehicle camera (11), a testing vehicle GPS module (12), a testing vehicle transmission platform (13), an intelligent early warning platform (14), an intelligent analysis platform (15) and a vehicle damage data automatic acquisition module (16), the testing vehicle camera (11) is sequentially connected with the testing vehicle GPS module (12) and the testing vehicle transmission platform (13), the testing vehicle transmission platform (13) is respectively connected with the intelligent early warning platform (14) and the intelligent analysis platform (15), and the intelligent analysis platform (15) is respectively connected with the intelligent early warning platform (14) and the vehicle damage data automatic acquisition module (16);
the target vehicle (2) comprises a target vehicle camera (21), a target vehicle GPS module (22) and a target vehicle transmission platform (23) which are sequentially connected with the target vehicle camera (21), and the target vehicle transmission platform (23) is connected with the intelligent early warning platform (14);
the intelligent early warning platform (14) comprises a speed difference value calculating unit (141), a vehicle following distance calculating unit (142), a speed difference value comparing unit (143), a vehicle following distance comparing unit (144) and an early warning device (145), the speed difference value calculating unit (141) is connected with one end of the early warning device (145) through the speed difference value comparing unit (143), and the vehicle following distance calculating unit (142) is connected with the other end of the early warning device (145) through the vehicle following distance comparing unit (144);
the intelligent analysis platform (15) comprises a vehicle damage parameter analysis unit (151), an early warning frequency recording module (152), a collision recorder (153) and an early warning deviation statistics module (154), the vehicle damage parameter analysis unit (151) is connected with the vehicle damage data automatic acquisition module (16), one end of the early warning deviation statistics module (154) is connected with the early warning device (145) through the early warning frequency recording module (152), and the other end of the early warning deviation statistics module is connected with the collision recorder (153).
2. A front defence collision test system based on distance tests according to claim 1, characterised in that the test vehicle (1) also includes a time recorder (17).
3. The distance test-based front defense collision test system according to claim 1, characterized in that the test vehicle transmission platform (13) comprises a test vehicle speed acquisition unit (131) and a test vehicle position acquisition unit (132), the test vehicle speed acquisition unit (131) is connected with the speed difference calculation unit (141), and the test vehicle position acquisition unit (132) is connected with the following vehicle distance calculation unit (142).
4. The distance test-based front defense collision test system according to claim 1, characterized in that the target vehicle transmission platform (23) comprises a target vehicle speed acquisition unit (231) and a target vehicle position acquisition unit (232), and the target vehicle speed acquisition unit (231) is connected with the speed difference calculation unit (141), and the target vehicle position acquisition unit (232) is connected with the following distance calculation unit (142).
5. A front defense collision test method based on distance test comprises the following steps:
s1, placing the test vehicle (1) and the target vehicle (2) in the test lane, and enabling the test vehicle (1) and the target vehicle (2) to run in opposite directions;
s2, the test vehicle camera (11) records the running state information of the target vehicle (2) and the running environment information of the test vehicle (1), and transmits the running state information of the target vehicle (2) and the running environment information of the test vehicle (1) to the test vehicle GPS module (12); meanwhile, the target vehicle camera (21) records the running state information of the test vehicle (1) and the running environment information of the target vehicle (2), and transmits the running state information of the test vehicle (1) and the running environment information of the target vehicle (2) to the target vehicle GPS module (22);
s3, the test vehicle GPS module (12) analyzes the running speed and the running route of the test vehicle (1) according to the received information and transmits the running speed and the running route of the test vehicle (1) to the test vehicle transmission platform (13); meanwhile, the target vehicle GPS module (22) analyzes the running speed and the running route of the target vehicle (2) according to the received information and transmits the running speed and the running route of the target vehicle (2) to the target vehicle transmission platform (23);
s4, the test vehicle transmission platform (13) acquires the speed information of the test vehicle (1) at each moment through the test vehicle speed acquisition unit (131) according to the received information, and transmits the speed information of the test vehicle (1) at each moment to the speed difference value calculation unit (141); meanwhile, the target vehicle transmission platform (23) acquires speed information of the target vehicle (2) at each moment through a target vehicle speed acquisition unit (231) according to the received information, and transmits the speed information of the target vehicle (2) at each moment to a speed difference value calculation unit (141); meanwhile, the test vehicle transmission platform (13) acquires the position information of the test vehicle (1) at each moment through the test vehicle position acquisition unit (132) according to the received information, and transmits the position information of the test vehicle (1) at each moment to the following distance calculation unit (142); meanwhile, the target vehicle transmission platform (23) acquires the position information of the target vehicle (2) at each moment through the target vehicle position acquisition unit (232) according to the received information, and transmits the position information of the target vehicle (2) at each moment to the following distance calculation unit (142);
s5, the speed difference value calculating unit (141) calculates the speed difference value between the test vehicle (1) and the target vehicle (2) at each moment according to the received speed information of the test vehicle (1) at each moment and the speed information of the target vehicle (2) at each moment, and transmits the speed difference value to the speed difference value comparing unit (143); meanwhile, the following distance calculation unit (142) calculates the following distance between the test vehicle (1) and the target vehicle (2) at each moment according to the received position information of the test vehicle (1) at each moment and the position information of the target vehicle (2) at each moment, and transmits the following distance to the following distance comparison unit (144);
s6, the speed difference comparison unit (143) compares the speed difference with a preset alarm speed difference, and transmits the comparison result of the speed difference to the early warning device (145); meanwhile, the following distance calculation unit (142) compares the following distance with a preset alarming following distance, and transmits the comparison result of the following distance to the early warning device (145);
s7, when the speed difference is smaller than or equal to the preset alarm speed difference and the following distance is smaller than or equal to the preset alarm following distance, the early warning device (145) gives an alarm, otherwise, the early warning device does not give an alarm;
s8, the early warning frequency recording module (152) receives and records the alarming frequency of the early warning device (145), and transmits the alarming frequency of the early warning device (145) to the early warning deviation counting module (154); meanwhile, the collision recorder (153) records the number of times of real collision between the test vehicle (1) and the target vehicle (2), and transmits the number of times of real collision to the early warning deviation statistical module (154);
s9, the early warning deviation statistical module (154) calculates the deviation rate of the warning of the early warning device (145) according to the received warning times of the early warning device (145) and the number of real collisions;
s10, the vehicle damage data automatic acquisition module (16) automatically acquires the damage part information of the test vehicle (1) and transmits the damage part information of the test vehicle (1) to the vehicle damage parameter analysis unit (151);
s11, the vehicle damage parameter analysis unit (151) analyzes the damage level and the cause of the damaged part of the test vehicle (1), receives the speed information and the position information of the test vehicle (1) in the test vehicle transmission platform (13) at the moment of collision, and analyzes the influence relation of the speed and the position of the test vehicle (1) on the test vehicle (1) when the test vehicle (1) collides.
6. A front defence collision test method based on distance test according to claim 5, characterised in that the time recorder (17) records the time of steps S1-S11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069638.5A CN109406161B (en) | 2018-09-13 | 2018-09-13 | Front defense collision test system based on distance test and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069638.5A CN109406161B (en) | 2018-09-13 | 2018-09-13 | Front defense collision test system based on distance test and test method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109406161A CN109406161A (en) | 2019-03-01 |
| CN109406161B true CN109406161B (en) | 2020-09-18 |
Family
ID=65464855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811069638.5A Active CN109406161B (en) | 2018-09-13 | 2018-09-13 | Front defense collision test system based on distance test and test method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109406161B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109696694B (en) * | 2019-03-05 | 2023-12-29 | 重庆市特种设备检测研究院 | Rear collision early warning detection device for hazardous chemical substance vehicle |
| CN112950808B (en) * | 2019-12-11 | 2023-02-28 | 中移物联网有限公司 | Speed reminding method, automobile data recorder and computer readable storage medium |
| CN111189650A (en) * | 2020-01-22 | 2020-05-22 | 长安大学 | Unmanned vehicle cooperative driving capability test system and test method |
| CN112215198B (en) * | 2020-10-28 | 2024-07-12 | 武汉嫦娥投资合伙企业(有限合伙) | Big data-based self-adaptive human-computer interaction system and method |
| CN112349143B (en) * | 2020-11-04 | 2022-05-27 | 中国电子科技集团公司第五十四研究所 | Vehicle collision early warning terminal detection device |
| CN112537267B (en) * | 2020-11-26 | 2022-12-20 | 安徽江淮汽车集团股份有限公司 | Method, device, storage medium and device for testing reversing early warning performance |
| CN113092127A (en) * | 2021-03-11 | 2021-07-09 | 东风柳州汽车有限公司 | Test method, device, storage medium and device for front collision early warning |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3097510B2 (en) * | 1995-09-04 | 2000-10-10 | 株式会社ダイフク | Car wash machine |
| JP5309633B2 (en) * | 2007-11-16 | 2013-10-09 | アイシン・エィ・ダブリュ株式会社 | Vehicle control apparatus, vehicle control method, and computer program |
| CN101281660A (en) * | 2008-05-29 | 2008-10-08 | 上海交通大学 | System for reproducing collision accident of vehicle and pedestrian |
| KR102366402B1 (en) * | 2015-05-21 | 2022-02-22 | 엘지전자 주식회사 | Driver assistance apparatus and control method for the same |
| DE102015212923A1 (en) * | 2015-07-10 | 2017-01-12 | Bayerische Motoren Werke Aktiengesellschaft | Automatic detection and evaluation of low-speed crashes |
| CN105388021A (en) * | 2015-10-21 | 2016-03-09 | 重庆交通大学 | ADAS virtual development and test system |
| CN106596125A (en) * | 2016-12-05 | 2017-04-26 | 杭州奥腾电子股份有限公司 | Front anticollision test system and test method based on distance tests |
| CN107657237B (en) * | 2017-09-28 | 2020-03-31 | 东南大学 | Automobile collision detection method and system based on deep learning |
| CN108189763A (en) * | 2018-01-17 | 2018-06-22 | 北京万得嘉瑞汽车技术有限公司 | A kind of analysis method of driver's driving behavior and special intelligent vehicular rear mirror |
-
2018
- 2018-09-13 CN CN201811069638.5A patent/CN109406161B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109406161A (en) | 2019-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109406161B (en) | Front defense collision test system based on distance test and test method thereof | |
| CN110164130B (en) | Traffic incident detection method, device, equipment and storage medium | |
| CN110718062B (en) | Large-area multi-target traffic incident detection system and method | |
| CN110517501A (en) | A kind of vehicle overload early warning system and method | |
| CN104809878A (en) | Method for detecting abnormal condition of urban road traffic by utilizing GPS (Global Positioning System) data of public buses | |
| CN111610191B (en) | Road detection and repair system | |
| CN114565982B (en) | ETC-based vehicle state monitoring method | |
| CN102426783B (en) | Low flow road traffic incident detection method based on vehicle tracking | |
| CN115527364B (en) | Traffic accident tracing method and system based on radar data fusion | |
| CN113269042B (en) | Intelligent traffic management method and system based on driving vehicle violation identification | |
| CN112489383A (en) | Early warning system and method for preventing red light running accident based on machine vision | |
| CN117233541A (en) | Power distribution network power line running state measurement method and measurement system | |
| CN115188187A (en) | Roadside perception data quality monitoring system and method based on vehicle-road cooperation | |
| CN113487910A (en) | Performance analysis method for automobile data acquisition system used in automobile following scene | |
| CN114863675A (en) | Method for predicting position of key vehicle and alarming abnormity based on road police data fusion | |
| CN114494998B (en) | Intelligent analysis method and system for vehicle data | |
| CN111613056A (en) | Traffic abnormal event detection method and device | |
| CN113702066A (en) | Evaluation system and evaluation method for lane departure warning system of commercial vehicle | |
| CN205264045U (en) | Vehicle management system | |
| CN108760239B (en) | Vehicle recognition device detection method and system | |
| CN115294771B (en) | Monitoring method and device for road side equipment, electronic equipment and storage medium | |
| CN104050730B (en) | The treating method and apparatus of vehicle reporting information | |
| CN109615879A (en) | Speed abnormity early warning model, method and model building method based on car networking | |
| CN109685010B (en) | Highway slope protection network vulnerability position positioning method and system | |
| CN109118760B (en) | Comprehensive test system and method for unmanned vehicle traffic sign visual detection and response |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |