CN217084194U - Experimental road system suitable for intelligent automobile severe cold district function test - Google Patents
Experimental road system suitable for intelligent automobile severe cold district function test Download PDFInfo
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- CN217084194U CN217084194U CN202122234559.9U CN202122234559U CN217084194U CN 217084194 U CN217084194 U CN 217084194U CN 202122234559 U CN202122234559 U CN 202122234559U CN 217084194 U CN217084194 U CN 217084194U
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Abstract
The utility model relates to a test road system suitable for intelligent automobile severe cold district functional test, include: the method comprises the following steps of (1) testing a road section, a vehicle road cooperative device and a remote control system; the vehicle-road cooperation device is arranged in the area of the test road section; the remote control system is arranged in the test command room; the vehicle-road cooperative device can be in wireless communication connection with an intelligent test vehicle running on a test road section; the vehicle-road cooperative device can be in communication connection with a remote control system. The utility model provides a test road system not only can simulate winter complex environment condition in north, provides accurate experimental data, but also can remote monitoring and control scene equipment operation, and accurate control and collection cold district's degree of depth, the different scenes of the intelligent automatic driving vehicle of being convenient for travel the scheme formulate and the execution.
Description
Technical Field
The utility model belongs to the technical field of intelligence networking car cold district functional test, especially, relate to a test road system suitable for intelligent car severe cold district functional test.
Background
According to incomplete statistics, more than 200 test fields are built in the world, but most of the test fields are in the state of low temperature, and the test fields need to be verified and developed in winter. In the automobile winter test field, the cold region adaptability verification and the durability verification are performed on each system of the automobile by utilizing a low-temperature and natural ice and snow road surface, and the calibration and the matching are performed on the parts of the system. At present, winter test sites in the world are mostly established in alpine regions, namely outdoor test sites, the lowest temperature in winter can reach-30 ℃, and test roads can be established on land or on ice surfaces.
With the global warming trend, the phenomenon of 'warming winter' often appears, which hinders the smooth running of the automobile high-cold test. Compared with the overseas mature enterprises, China still has a large gap, so that the quality of test scenes is low, the longitudinal comparison consistency is poor, and the horizontal comparison among test fields cannot meet the view point of the test precision requirement. The key problem of the method is caused by low manufacturing level of scenes, and the method is necessary to realize the all-season indoor cold area test field to carry out the automobile high-cold environment test all the year round, so that the indoor temperature and the pavement temperature can be effectively controlled in a consistent manner, and the accuracy of the test result is greatly improved. So as to fundamentally improve the test level of a test field and narrow the gap with the foreign advanced technology.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above-mentioned problem of prior art, the utility model provides a test road system suitable for intelligent automobile severe cold district functional test can simulate winter complex environmental condition in the north to provide accurate experimental data.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the utility model provides a test road system suitable for test of intelligence car severe cold district function, includes: the method comprises the following steps of (1) testing a road section, a vehicle road cooperative device and a remote control system;
the vehicle-road cooperation device is arranged in the area of the test road section;
the remote control system is arranged in the test command room;
the vehicle-road cooperative device can be in wireless communication connection with an intelligent test vehicle running on a test road section;
the vehicle-road cooperative device can be in communication connection with a remote control system.
Preferably, the test road segment comprises: a rain and snow scene road section, an ice surface road scene road section, an ice and snow road scene road section and a safety transition area scene road section;
a rain and snow simulation device is arranged in the area where the rain and snow scene road section is located;
the rain and snow simulation device is connected with the remote control system;
a pavement ice making device is arranged in the area where the ice road scene road section is located;
the pavement ice making device is connected with the remote control system;
a road surface snow making device is arranged in the area where the ice and snow road scene road section is located;
the road snow making device is connected with the remote control system.
Preferably, the rain and snow simulating device includes: the device comprises a control component, a water supply component, a cooling component, a snow simulation high-pressure pipeline network and an automatic spraying component;
the control component is respectively in control connection with the water supply component, the cooling component, the simulated snow high-pressure pipeline network and the automatic spraying component;
the water supply assembly is respectively connected with the cooling assembly and the automatic spraying assembly;
the cooling assembly is connected with the simulated snow high-pressure pipeline network;
the control assembly is connected with the remote control system.
Preferably, the vehicle-road cooperation apparatus includes: the vehicle detection unit and the vehicle road communication cooperative base station unit;
the vehicle detection unit can collect data information of vehicles running on the test road section;
the vehicle-road communication cooperative base station unit can establish data communication connection with an intelligent test vehicle running on the test road section;
and the vehicle detection unit and the vehicle road communication cooperative base station unit are in communication connection with the remote control system.
Preferably, the vehicle detection unit includes: the system comprises a data processing host and a plurality of detection devices;
the data processing host is connected with the plurality of detection devices;
the data processing host is connected with the remote control system;
the plurality of detection devices includes: one or more of a camera device, a laser radar, a microwave radar, and an infrared detection device.
Preferably, the vehicle-road communication cooperative base station unit includes: the system comprises a communication base station support, a relay data processing device, a wireless data transmitting device and a wireless data receiving device;
the communication base station support is arranged on the roadside of the test road section;
the relay data processing device, the wireless data transmitting device and the wireless data receiving device are all arranged on the communication base station support.
Preferably, the test road section is a section of a straight line 800 meters long;
the test preparation area is 100 meters, the rain and snow scene road section is 100 meters, the ice road scene section is 200 meters, the ice and snow road scene section is 200 meters, and the safety transition area scene section is 200 meters.
Preferably, the method further comprises the following steps: the road ice-snow warning system comprises a rain-snow road signboard arranged 20 meters away from the rain-snow scene road section, a road ice signboard arranged 20 meters away from the ice road scene section and an ice-snow road signboard arranged 20 meters away from the ice road scene section.
(III) advantageous effects
The utility model has the advantages that: the utility model provides a pair of experimental road system suitable for test of intelligence car severe cold district function has following beneficial effect:
(1) the method can simulate the complex environmental conditions in winter in the north and provide accurate test data.
(2) Remote monitoring and control scene equipment operation, accurate control and the cold district degree of depth of gathering, the different scenes of the intelligent automatic driving vehicle of being convenient for travel the scheme formulate and carry out, each item equipment facilities technical maturity, easy debugging, the easy integration of this patent.
Drawings
Fig. 1 is the utility model provides a pair of highway section structure schematic diagram of experimental road system suitable for intelligent automobile severe cold district functional test.
[ description of reference ]
1: a rain and snow scene road section; 2: a signboard; 3: an ice road scene road segment;
4: a safe transition area scene section; 5: and (4) an ice and snow road scene section.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
As shown in fig. 1: the embodiment of the invention discloses a test road system suitable for test of intelligence car severe cold district function includes: the system comprises a test road section, a vehicle road cooperative device and a remote control system.
The vehicle-road cooperation device is arranged in the area of the test road section; the remote control system is arranged in the test command room; the vehicle-road cooperative device can be in wireless communication connection with an intelligent test vehicle running on a test road section; the vehicle-road cooperative device can be in communication connection with a remote control system.
The staff can realize remote monitoring and control scene equipment operation with the help of the experimental road system that provides in this embodiment, and the cold district degree of depth is controlled and is gathered with the precision, and the formulation and the execution of the different scene of the intelligent autopilot vehicle scheme of traveling of being convenient for.
The test road section described in this embodiment includes: the road safety transition area comprises a rain and snow scene road section 1, an ice surface road scene section 3, an ice and snow road scene section 5 and a safety transition area scene section 4.
A rain and snow simulation device is arranged in the area of the rain and snow scene road section 1; the rain and snow simulation equipment is connected with the remote control system.
The rain and snow simulator is controlled by the remote control system to simulate set weather conditions, such as rain scenes or snow scenes.
A pavement ice making device is arranged in the area of the ice road scene road section 3; the pavement ice making device is connected with the remote control system.
The pavement ice-making device is controlled by the remote control system to enable the corresponding pavement to generate natural icing conditions, so that the test of an intelligent test vehicle is facilitated.
A road surface snow making device is arranged in the area of the ice and snow road scene road section 5; the road snow making device is connected with the remote control system.
The rain and snow simulation device in this embodiment includes: the device comprises a control assembly, a water supply assembly, a cooling assembly, a snow simulating high-pressure pipeline network and an automatic spraying assembly.
The control component is respectively in control connection with the water supply component, the cooling component, the simulated snow high-pressure pipeline network and the automatic spraying component; the water supply assembly is respectively connected with the cooling assembly and the automatic spraying assembly; the cooling assembly is connected with the simulated snow high-pressure pipeline network; the control assembly is connected with the remote control system.
The vehicle-road cooperation device in this embodiment includes: the vehicle detection unit and the vehicle road communication cooperative base station unit; the vehicle detection unit can collect data information of vehicles running on the test road section; the vehicle-road communication cooperative base station unit can establish data communication connection with an intelligent test vehicle running on the test road section; and the vehicle detection unit and the vehicle road communication cooperative base station unit are in communication connection with the remote control system.
The cooperative vehicle-road communication base station unit is built to provide an edge communication environment for intelligent driving of vehicles, and meanwhile, the cooperative vehicle-road communication base station unit is used as a remote communication node and is accessed to a cooperative vehicle-road communication network to provide necessary road environment information support. And receiving the early warning message which is calculated and sent by the MEC.
The vehicle detection unit described in the present embodiment includes: the system comprises a data processing host and a plurality of detection devices; the data processing host is connected with the plurality of detection devices; the data processing host is connected with the remote control system; the plurality of detection devices includes: one or more of a camera device, a laser radar, a microwave radar, and an infrared detection device.
The vehicle detection unit is used for detecting that the vehicle enters a warning range and providing a signal to the MEC, and the detector can be realized by adopting technical measures such as laser radar, microwave radar, infrared, video and the like.
The vehicle-road communication cooperative base station unit described in this embodiment includes: the system comprises a communication base station support, a relay data processing device, a wireless data transmitting device and a wireless data receiving device; the communication base station support is arranged on the roadside of the test road section; the relay data processing device, the wireless data transmitting device and the wireless data receiving device are all arranged on the communication base station support.
In the embodiment, the test road section is a straight line section with the length of 800 meters; the test preparation area is 100 meters, the rain and snow scene road section is 100 meters, the ice road scene section is 200 meters, the ice and snow road scene section is 200 meters, and the safety transition area scene section is 200 meters.
Specifically, a road is selected to be a straight line of 800 meters, two-way driving is carried out, the road width is recommended to be not less than 5 meters, the road width comprises a test preparation area of 100m and a rain and snow scene road section of 100m, 50 rain and snow simulation devices are arranged, the distance is 2m, and the recommended speed of a test vehicle is 30-60 km/h; in order to meet the passing test, the recommended length of the ice road is 200m (the length of the bottom surface of the ice pool), the cross slope and the longitudinal slope are 1%, the thickness of the ice road can meet the depth of 10-20mm, the ice road can be conditionally adjusted according to specific test requirements, the ice road is used for waterproof measures, the scene road section of the full transition region is 200m for adaptive test, the scene section of the ice road is 200m, and the thickness of the ice road is 20-30 mm.
The experimental road system suitable for intelligent automobile severe cold district functional test that provides in this embodiment still includes: the road ice-snow warning system comprises a rain and snow road signboard 2 arranged 20 meters away from the rain and snow scene road section, a road ice signboard 2 arranged 20 meters away from the ice road scene section, and an ice and snow road signboard 2 arranged 20 meters away from the ice and snow road scene section.
The vehicle testing system is specifically arranged on the right side of the road and used for a test vehicle to identify and respond.
The technical principles of the present invention have been described above with reference to specific embodiments, which are intended to explain the principles of the present invention and should not be interpreted as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. The utility model provides a test road system suitable for test of intelligence car severe cold district function, its characterized in that includes: the method comprises the following steps of (1) testing a road section, a vehicle road cooperative device and a remote control system;
the vehicle-road cooperation device is arranged in the area of the test road section;
the remote control system is arranged in the test command room;
the vehicle-road cooperative device can be in wireless communication connection with an intelligent test vehicle running on a test road section;
the vehicle-road cooperative device can be in communication connection with a remote control system.
2. The intelligent testing road system for the automobile alpine region function test according to claim 1,
the test road section includes: a rain and snow scene road section, an ice surface road scene road section, an ice and snow road scene road section and a safety transition area scene road section;
a rain and snow simulation device is arranged in the area where the rain and snow scene road section is located;
the rain and snow simulation device is connected with the remote control system;
a pavement ice making device is arranged in the area where the ice road scene road section is located;
the pavement ice making device is connected with the remote control system;
a road surface snow making device is arranged in the area where the ice and snow road scene road section is located;
the road snow making device is connected with the remote control system.
3. The intelligent testing road system for the function test of the automobile alpine region according to claim 2,
the rain and snow simulation device includes: the device comprises a control component, a water supply component, a cooling component, a snow simulation high-pressure pipeline network and an automatic spraying component;
the control component is respectively in control connection with the water supply component, the cooling component, the simulated snow high-pressure pipeline network and the automatic spraying component;
the water supply assembly is respectively connected with the cooling assembly and the automatic spraying assembly;
the cooling assembly is connected with the simulated snow high-pressure pipeline network;
the control assembly is connected with the remote control system.
4. The intelligent testing road system for testing the functions of the automobile in the alpine region according to claim 1,
the vehicle-road cooperation apparatus includes: the vehicle detection unit and the vehicle road communication cooperative base station unit;
the vehicle detection unit can acquire data information of vehicles running on the test road section;
the vehicle-road communication cooperative base station unit can establish data communication connection with an intelligent test vehicle running on the test road section;
and the vehicle detection unit and the vehicle road communication cooperative base station unit are in communication connection with the remote control system.
5. The intelligent testing road system for the automobile alpine region function test according to claim 4,
the vehicle detection unit includes: the system comprises a data processing host and a plurality of detection devices;
the data processing host is connected with the plurality of detection devices;
the data processing host is connected with the remote control system;
the plurality of detection devices includes: one or more of a camera device, a laser radar, a microwave radar, and an infrared detection device.
6. The intelligent testing road system for the automobile alpine region function test according to claim 4,
the vehicle-road communication cooperative base station unit includes: the system comprises a communication base station support, a relay data processing device, a wireless data transmitting device and a wireless data receiving device;
the communication base station support is arranged on the roadside of the test road section;
the relay data processing device, the wireless data transmitting device and the wireless data receiving device are all arranged on the communication base station support.
7. The intelligent testing road system for the function test of the automobile alpine region according to claim 2,
the test road section is a straight line section with the length of 800 meters;
the test preparation area is 100 meters, the rain and snow scene road section is 100 meters, the ice road scene section is 200 meters, the ice and snow road scene section is 200 meters, and the safety transition area scene section is 200 meters.
8. The intelligent testing road system for the function test of the automobile alpine region according to claim 2,
further comprising: the road ice-snow warning system comprises a rain-snow road signboard arranged 20 meters away from the rain-snow scene road section, a road ice signboard arranged 20 meters away from the ice road scene section and an ice-snow road signboard arranged 20 meters away from the ice road scene section.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2021214714411 | 2021-06-30 | ||
| CN202121471441 | 2021-06-30 |
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| Publication Number | Publication Date |
|---|---|
| CN217084194U true CN217084194U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122234559.9U Active CN217084194U (en) | 2021-06-30 | 2021-09-15 | Experimental road system suitable for intelligent automobile severe cold district function test |
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|---|---|
| CN (1) | CN217084194U (en) |
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2021
- 2021-09-15 CN CN202122234559.9U patent/CN217084194U/en active Active
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