CN112326265A - Automobile performance test site - Google Patents
Automobile performance test site Download PDFInfo
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- CN112326265A CN112326265A CN202011204320.0A CN202011204320A CN112326265A CN 112326265 A CN112326265 A CN 112326265A CN 202011204320 A CN202011204320 A CN 202011204320A CN 112326265 A CN112326265 A CN 112326265A
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- road
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- 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
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Abstract
The invention discloses an automobile performance test site which comprises a first acceleration road, a linear performance test road, a second acceleration road and a dynamic square, wherein the linear performance test road is arranged at the tail end of the first acceleration road, the second acceleration road is arranged at the tail end of the linear performance test road, and the dynamic square is arranged at the tail end of the second acceleration road. The invention can integrate the first acceleration road, the linear performance test road, the second acceleration road and the dynamic square together so that the test automobile can simultaneously complete various performance tests, thereby achieving the purposes of shortening the period of the automobile performance test and reducing the test cost.
Description
Technical Field
The invention relates to the technical field of automobile performance tests, in particular to an automobile performance test site.
Background
The automobile performance refers to the ability of an automobile to operate at the highest efficiency under certain service conditions, and mainly includes dynamic performance, fuel economy, braking performance, NVH (Noise, Vibration, Harshness, Noise, Vibration, and Harshness), steering stability and the like. The automobile road test is the final test link of the automobile performance, but the automobile road sites for testing various performances are generally separately arranged at present, so that the automobile performance test has long period and high cost.
In view of the above, there is a need for a vehicle performance testing yard that overcomes or alleviates at least the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The invention mainly aims to provide an automobile performance test site, and aims to solve the technical problems of long cycle and high cost of automobile performance tests caused by separate arrangement of automobile road sites with various performances.
In order to achieve the above object, the present invention provides an automobile performance test site, wherein the automobile performance test site includes a first acceleration road, a linear performance test road, a second acceleration road and a dynamic square, the linear performance test road is disposed at a terminal of the first acceleration road, the second acceleration road is disposed at a terminal of the linear performance test road, and the dynamic square is disposed at a terminal of the second acceleration road.
Optionally, the automobile performance test site further comprises an entry area, the entry area is arranged on one side of the linear performance test road, the entry area is arranged close to the first acceleration road, and the entry area is provided with an entrance barrier for a test automobile to enter.
Optionally, the entry area further includes a ramp, a first isolation strip and a parking apron, the parking apron is located between the first acceleration road and the linear performance test road, the ramp is used for guiding the test vehicle entering from the entry barrier to the parking apron, and the first isolation strip is used for isolating the ramp from the linear performance test road.
Optionally, the automobile performance test site further comprises a first turning road, and the first turning road is arranged at one end, far away from the linear performance test road, of the first accelerating road.
Optionally, the entry area is further provided with an exit barrier, the exit barrier is arranged in parallel with the entry barrier, and the exit barrier is used for allowing the test vehicle in the linear performance test road to exit.
Optionally, the linear performance test road is set to be a bidirectional multilane.
Optionally, the second acceleration road is a curve.
Optionally, the dynamic square includes a second u-turn road arranged at the end of the second acceleration road, a brake section arranged on the second u-turn road, and a J-shaped road and an annular road arranged on the inner side of the second u-turn road, wherein the J-shaped road and the annular road are arranged at intervals.
Optionally, the automobile performance test site further comprises a low adhesion road, the low adhesion road is arranged between the linear performance test road and the second turning road, and the low adhesion road and the second acceleration road are arranged at intervals.
Optionally, the automobile performance test site further comprises an NVH test road, and the NVH test road is arranged on the dynamic square.
In the technical scheme of the invention, the provided automobile performance test site comprises a first acceleration road, a linear performance test road, a second acceleration road and a dynamic square, wherein the linear performance test road is arranged at the tail end of the first acceleration road, the second acceleration road is arranged at the tail end of the linear performance test road, and the dynamic square is arranged at the tail end of the second acceleration road, namely, the first acceleration road, the linear performance test road, the second acceleration road and the dynamic square are integrated together, so that the test automobile can simultaneously complete various performance tests, and the aims of shortening the automobile performance test period and reducing the test cost are fulfilled.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an automotive performance test site according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an entrance area and a linear performance testing road according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a dynamic wide field according to an embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
11 | |
| 12 | |
13 | |
| 14 | |
15 | |
| 2 | First acceleration road | 3 | First turn round |
| 31 | |
4 | Linear |
| 5 | Second acceleration road | 6 | |
| 61 | Second U-turn |
62 | Brake section |
| 63 | J- |
64 | Annular road |
| 7 | Low- |
8 | NVH test road |
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, the present invention provides an automobile performance test site, wherein the automobile performance test site includes a first acceleration road 2, a linear performance test road 4, a second acceleration road 5 and a dynamic square 6, the linear performance test road 4 is disposed at the end of the first acceleration road, the second acceleration road 5 is disposed at the end of the linear performance test road 4, and the dynamic square 6 is disposed at the end of the second acceleration road 5.
In the technical scheme of the invention, the provided automobile performance test site comprises a first acceleration road 2, a linear performance test road 4, a second acceleration road 5 and a dynamic square 6, wherein the linear performance test road 4 is arranged at the tail end of the first acceleration road, the second acceleration road 5 is arranged at the tail end of the linear performance test road 4, and the dynamic square 6 is arranged at the tail end of the second acceleration road 5, namely, the first acceleration road 2, the linear performance test road 4, the second acceleration road 5 and the dynamic square 6 are integrated together, so that the test automobile can simultaneously complete various performance tests, and the aims of shortening the automobile performance test period and reducing the test cost are fulfilled.
In an embodiment, referring to fig. 1 and 2, the vehicle performance test site further includes an entry area 1, the entry area 1 is disposed on one side of the linear performance test road 4, the entry area 1 is disposed near the first acceleration road 2, and the entry area 1 is provided with an entry barrier 11 for the test vehicle to enter. The entrance area 1 can be arranged at the intersection of the first acceleration road 2 and the linear performance testing road 4, meanwhile, the entrance barrier 11 can be opened under manual control or automatic identification control, and the legality of a test automobile entering the automobile performance testing field can be guaranteed through the entrance barrier 11 arranged on the entrance area 1.
Specifically, the entry area 1 further includes a ramp 13, a first isolation strip 14 and a parking apron 15, the parking apron 15 is located between the first acceleration road 2 and the linear performance test road 4, the ramp 13 is used for guiding a test vehicle entering from the entrance barrier 11 to the parking apron 15, and the first isolation strip 14 is used for isolating the ramp 13 and the linear performance test road 4. The parking lot 15 is used for temporarily parking the test automobile entering the automobile performance test site, the automobile located in the parking lot 15 can enter the first acceleration road 2 and can also enter the linear performance test road 4, and therefore the test automobile can be shunted. And congestion is avoided. Meanwhile, the ramp 13 may guide the test car driven in from the entrance barrier 11 to the parking apron 15, and the first isolation belt 14 may separate the ramp 13 from the straight performance test road 4 to prevent a series accident from occurring. In the present invention, the first isolation zone 14 may be formed by planting a certain area of green plants.
Further, the automobile performance test field further comprises a first turning road 3, and the first turning road 3 is arranged at one end, far away from the linear performance test road 4, of the first acceleration road 2. The test automobile can be driven to the first U-turn road 3 through the first acceleration road 2, then the test automobile turns around on the first U-turn road 3, and the test automobile can be driven to the linear performance test road 4 through the first acceleration road 2, namely through the arrangement of the first U-turn road 3, the test automobile can conveniently enter the linear performance test road 4 for performance test after various performance tests are carried out on the first acceleration road 2. In addition, the first u-turn road 3 is also formed by disposing a second isolation belt 31 in the middle of one end of the first acceleration road 2 away from the linear performance test road 4. It should be noted that the performance test on the first acceleration road 2 may be performed on the route from the first acceleration road 2 to the straight performance test after the test vehicle turns around on the first turn-around road 3.
Furthermore, an automobile acceleration performance test, a maximum speed test, a coasting test and the like can be performed on the first acceleration road 2, and the automobile acceleration performance test, the maximum speed test and the coasting test can be used for evaluating the dynamic property of the test automobile, and meanwhile, the oil consumption on the first acceleration road 2 can also be used for evaluating the fuel economy of the test automobile.
In an embodiment, the entrance area 1 is further provided with an exit barrier 12, the exit barrier 12 is arranged in parallel with the entrance barrier 11, and the exit barrier 12 is used for allowing the test vehicle in the linear performance test road 4 to exit. The exit barrier 12 and the entrance barrier 11 are disposed together, so that management and control are facilitated.
In one embodiment, the straight performance test road 4 is provided as a bidirectional multilane. That is, on the straight performance test road 4, the test car may travel in the forward direction toward the second acceleration road 5 or may travel in the forward direction away from the second acceleration road 5. Specifically, the straight performance test road 4 may include seven bidirectional lanes, in which four lanes far from the exit barrier 12 are set as lanes driving toward the second acceleration road 5, three lanes near the exit barrier 12 are set as lanes driving away from the second acceleration road 5, and a test car driving away from the second acceleration road 5 from the straight performance test road 4 may be driven away from the car performance test site via the exit barrier 12.
More specifically, a passenger vehicle braking regulation test, a brake pedal feel test, a braking comfort test, a vehicle deviation test and the like can be performed on the linear performance test road 4, the passenger vehicle braking regulation test, the brake pedal feel test and the braking comfort test can be used for evaluating the braking performance of the test vehicle, and the vehicle deviation test can also be used for evaluating the operation stability of the test vehicle.
In one embodiment, the second acceleration road 5 may be a curve. Since the dynamic square 6 is generally circular, the second acceleration road 5 is provided to better enter the dynamic square 6. Meanwhile, no relevant performance test is generally performed on the second acceleration road 5.
In one embodiment, referring to fig. 1 and 3, the dynamic square 6 includes a second u-turn road 61 disposed at an end of the second acceleration road 5, a brake section 62 disposed on the second u-turn road 61, and a J-shaped road 63 and a loop road 64 disposed inside the second u-turn road 61, the J-shaped road 63 and the loop road 64 being disposed at intervals. The second u-turn road 61 is used for driving from the second acceleration road 5 to the three lanes arranged near the exit barrier 12 in the linear performance test road 4, so that a test car completing the performance test on the dynamic square 6 can drive away from the dynamic square 6. The brake section 62 on the second u-turn road 61 may be a curve, i.e. a curve brake test may be performed on the second u-turn road 61 for further use in evaluating the braking performance of the test car.
Meanwhile, the shape of the J-shaped road 63 may include a first straight section, a curved section, and a second straight section that are connected in sequence, and the curved section may have a shape of an arc of one end, and the first straight section and the second straight section may be respectively arranged in a manner that they are tangent to the curved section. In the present invention, the number of the J-shaped roads 63 may be two, the two J-shaped roads 63 are arranged at the inner side of the second u-turn road 61 at intervals, the radii of the curved sections of the two J-shaped roads 63 may be 45.7 m and 12.5 m, respectively, and the two J-shaped roads 63 may perform an ADAS (Advanced Driver Assistance System) steering test on test automobiles of different test standards and different vehicle types, so as to evaluate the curve passing performance of the test automobiles. The number of the annular roads 64 may be plural, wherein the radius of the annular road 64 arranged near the inner side of the second u-turn road 61 may be 100 m, the anti-rollover stability test may be performed on the annular road 64 with the radius of 100 m, in addition, 4 annular roads 64 may be arranged inside the 100 m annular road 64, and the 4 annular roads 64 may be concentrically arranged, the radius of the 4 annular roads 64 may be respectively 30 m, 15 m, 12 m and 5 m, and the annular roads 64 with different radii in 4 may perform the steering stability test on test vehicles with different test standards and different vehicle types, for example, steady-state turning, steering returning and the like, so as to evaluate the steering stability of the test vehicles.
In one embodiment, the vehicle performance test site further includes a low adhesion road 7, the low adhesion road 7 is disposed between the straight performance test road 4 and the second u-turn road 61, and the low adhesion road 7 is disposed at a distance from the second acceleration road 5. Specifically, the low adhesion road 7 is disposed at the exit end of the second u-turn road 61, that is, the test vehicle may enter the low adhesion road 7 for the related performance test before the second u-turn road 61 is driven to the straight performance test road 4. The low adhesion road 7 has a low adhesion coefficient on the road surface, and can be set by paving tiles on the road surface, so that split and butt braking tests can be performed on the low adhesion road 7, and the split and butt braking tests can be further used for evaluating and testing the braking performance of the automobile.
Specifically, the automobile performance test site further comprises an NVH test road 8, and the NVH test road 8 is arranged on the dynamic square 6. Specifically, the NVH test road 8 is located on the side of the second u-turn road 61 close to the second acceleration road 5, and may be located between the second acceleration road 5 and the low adhesion road 7. The test car can perform a noise passing test, a stationary noise test, and the like on the NVH test road 8, so that the noise of the test car can be evaluated.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An automotive performance testing field, comprising:
a first acceleration road;
the linear performance testing road is arranged at the tail end of the first acceleration road;
the second acceleration road is arranged at the tail end of the linear performance test road;
a dynamic square disposed at an end of the second acceleration road.
2. The vehicle performance testing yard of claim 1, further comprising an entry area, wherein the entry area is disposed at one side of the linear performance testing road, and the entry area is disposed near the first acceleration road, and the entry area is provided with an entry barrier for a test vehicle to enter.
3. The vehicle performance testing yard of claim 2, wherein said entry area further comprises a ramp, a first isolation strip and a parking apron, said parking apron is located between said first acceleration road and said linear performance testing road, said ramp is used for guiding said test vehicle entering from said entrance barrier to said parking apron, and said first isolation strip is used for isolating said ramp from said linear performance testing road.
4. The vehicle performance test site according to claim 3, further comprising a first u-turn road disposed at an end of the first acceleration road away from the linear performance test road.
5. The vehicle performance testing field according to claim 2, wherein the entrance area is further provided with an exit barrier, the exit barrier is arranged in parallel with the entrance barrier, and the exit barrier is used for the test vehicle in the linear performance testing road to exit.
6. The automotive performance test site of any one of claims 1 to 5, wherein the straight performance test road is configured as a bidirectional multilane.
7. The automotive performance test yard of any one of claims 1 to 5, wherein the second acceleration path is a curve.
8. The automobile performance test site according to any one of claims 1 to 5, wherein the dynamic plaza comprises a second u-turn road arranged at the end of the second acceleration road, a brake section arranged on the second u-turn road, and a J-shaped road and a ring-shaped road arranged at the inner side of the second u-turn road, wherein the J-shaped road and the ring-shaped road are arranged at intervals.
9. The vehicle performance test site according to claim 8, further comprising a low adhesion road, the low adhesion road being disposed between the straight performance test road and the second u-turn road, and the low adhesion road being spaced apart from the second acceleration road.
10. The automobile performance test site according to any one of claims 1 to 5, further comprising an NVH test road, wherein the NVH test road is arranged on the dynamic square.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011204320.0A CN112326265A (en) | 2020-11-02 | 2020-11-02 | Automobile performance test site |
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|---|---|---|---|
| CN202011204320.0A CN112326265A (en) | 2020-11-02 | 2020-11-02 | Automobile performance test site |
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| CN112326265A true CN112326265A (en) | 2021-02-05 |
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| CN202011204320.0A Pending CN112326265A (en) | 2020-11-02 | 2020-11-02 | Automobile performance test site |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110358A (en) * | 2022-07-16 | 2022-09-27 | 安徽江淮汽车集团股份有限公司 | Heavy-duty vehicle endurance test field |
| US20230252828A1 (en) * | 2022-02-10 | 2023-08-10 | Hexagon Geosystems Services Ag | Method and system for on-site testing of an off-road vehicle intervention system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230252828A1 (en) * | 2022-02-10 | 2023-08-10 | Hexagon Geosystems Services Ag | Method and system for on-site testing of an off-road vehicle intervention system |
| CN115110358A (en) * | 2022-07-16 | 2022-09-27 | 安徽江淮汽车集团股份有限公司 | Heavy-duty vehicle endurance test field |
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Application publication date: 20210205 |