CN111879693A - Automobile environment simulation test cabin - Google Patents
Automobile environment simulation test cabin Download PDFInfo
- Publication number
- CN111879693A CN111879693A CN202010915399.1A CN202010915399A CN111879693A CN 111879693 A CN111879693 A CN 111879693A CN 202010915399 A CN202010915399 A CN 202010915399A CN 111879693 A CN111879693 A CN 111879693A
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- guide rail
- shaped guide
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- driving
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/004—Investigating resistance of materials to the weather, to corrosion, or to light to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
Abstract
The invention discloses an automobile environment simulation test cabin which comprises a bottom platform for placing an automobile to be tested, wherein an annular track is arranged on the bottom platform, a sunlight simulation system is arranged on the annular track, and the sunlight simulation system comprises an arc-shaped guide rail, a driving device and an irradiation lamp assembly arranged on the arc-shaped guide rail; the arc-shaped guide rail is arranged on the annular track in a sliding mode and surrounds the outer side of the automobile to be tested, and the driving device drives the arc-shaped guide rail to rotate along the annular track; the irradiation lamp assembly is arranged on the arc-shaped guide rail in a sliding mode and can be driven to move along the arc-shaped guide rail. According to the invention, the arc-shaped guide rail is arranged in the annular track in a sliding manner, the irradiation lamp assembly is arranged on the arc-shaped guide rail in a sliding manner, and the irradiation lamp assembly moves on the arc-shaped guide rail while the arc-shaped guide rail rotates along the annular track, so that the simulated illumination effect is more suitable for the sunlight angles at different time intervals, and the accuracy of the illumination test in the automobile driving environment is further improved.
Description
Technical Field
The invention relates to the technical field of test systems, in particular to an automobile environment simulation test cabin.
Background
With the development of society and the rapid popularization of automobiles, at present, automobiles not only serve as walking tools for people to go out daily, but also become a major factor for improving the quality of life of people, so consumers seek the good performance of the whole automobiles and the aesthetic property of automobile interiors. The automotive interior mainly uses an instrument panel and a display screen as cores, and because the automotive interior is often exposed to the sun, the anti-aging capability of the automotive interior is an important standard for measuring the quality of the automotive interior, the anti-aging detection of the automotive interior is needed before the automobile leaves a factory.
In the prior art, a simulated illumination test is generally adopted to realize anti-aging detection of the automotive interior. The existing simulated illumination test generally adopts the following means: fixing the irradiation lamps at different positions, and performing illumination test by controlling on and off of different radiation lamps; the test means is relatively rigid, so that the illumination test effect in the automobile driving process is poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an automobile environment simulation test cabin, which solves the problem of poor simulation effect when an automobile is subjected to simulated illumination test in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an automobile environment simulation test cabin comprises a test inner cabin, wherein a bottom platform for placing an automobile to be tested is arranged in the test inner cabin, an annular rail is arranged on the bottom platform, and a sunlight simulation system is arranged on the annular rail;
the sunlight simulation system comprises an arc-shaped guide rail arranged on the annular track in a sliding mode, a driving device used for driving the arc-shaped guide rail to rotate along the annular track, and an irradiation lamp assembly arranged on the arc-shaped guide rail; the arc-shaped guide rail is arranged around the outer side of the automobile to be tested;
the irradiation lamp assembly is arranged on the arc-shaped guide rail in a sliding mode, and the irradiation lamp assembly can be driven to move along the arc-shaped guide rail in an arc-shaped path.
Optionally, the arc-shaped guide rail is connected with the annular rail through a roller.
Optionally, the driving device includes a first driving element disposed on the arc-shaped guide rail, a driving end of the first driving element is connected to a first driving gear, the first driving gear is engaged with a first driven gear, and the first driven gear is coaxially connected to the roller.
Optionally, two ends of the arc-shaped guide rail are respectively provided with a roller groove, and the roller is accommodated in the roller groove;
one end of the rotating shaft is rotatably arranged on the groove wall of the roller groove, and the other end of the rotating shaft penetrates through the arc-shaped guide rail and is connected with the first driven gear.
Optionally, a second driving piece is arranged at the top of the test inner cabin, and a driving end of the second driving piece is connected with a second driving gear; and a second driven gear is arranged at the top of the arc-shaped guide rail and is in meshed connection with the second driving gear.
Optionally, the fixed frame is provided with two second driving parts, the two second driving parts are symmetrical about a central axis of the second driven gear, and the second driving gears connected to the driving ends of the two driving parts are both meshed with the second driven gear.
Optionally, a third driving piece is arranged at the top of the test inner cabin, and a driving end of the third driving piece is connected to the top of the arc-shaped guide rail.
Optionally, a track platform is arranged on the bottom platform, and the annular track is arranged on the track platform.
Optionally, the test device further comprises a test outer chamber, the test outer chamber is arranged outside the test inner chamber, an airflow channel is formed between the test outer chamber and the test inner chamber, and the airflow channel is located above the test inner chamber;
a circulating air system used for enabling air in the test inner chamber to form forced convection is arranged in the air flow channel and comprises a first evaporator, a heater and a circulating fan;
the air flow channel is also provided with an air outlet and an air return inlet which are communicated with the test inner cabin, and a fresh air pipeline used for inputting air from the outside, and the fresh air pipeline is communicated to the outside of the test cabin.
Optionally, a refrigerating unit is further arranged outside the test outer cabin, and the refrigerating unit is connected with a second evaporator;
a snowfall system and a rain system are also arranged in the test inner cabin;
the snow-falling system comprises a first water storage tank and a spray gun, and the spray gun is communicated into the first water storage tank through a first water conveying pipeline; a pressurizing device is arranged in the first water storage tank; the snowing system also comprises a spray gun fixing frame for fixing the spray gun, and the bottom of the spray gun fixing frame is provided with universal wheels;
the rain system comprises a second water conveying pipeline communicated to a second water storage tank, and a pressurizing device is arranged in the second water storage tank; the second water conveying pipeline is arranged along an arched bracket, and a plurality of shower heads are uniformly distributed on the second water conveying pipeline; the bottom of the second water conveying pipeline is provided with universal wheels.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides an automobile environment simulation test cabin, wherein an arc-shaped guide rail is arranged in an annular track on a bottom platform in a sliding manner, an irradiation lamp assembly is arranged on the arc-shaped guide rail in a sliding manner, and the irradiation lamp assembly moves on the arc-shaped guide rail while the arc-shaped guide rail rotates along the annular track, so that the simulated illumination effect is more suitable for the sunlight angles at different time intervals, and the accuracy of illumination test in the automobile driving environment is further improved.
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, and 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 these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an automobile environment simulation test cabin according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic structural diagram of an automotive environmental simulation test cabin according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an automotive environmental simulation test cabin according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an automobile environment simulation test cabin according to a second embodiment of the present invention;
fig. 6 is a schematic structural diagram of an automobile environment simulation test cabin according to a second embodiment of the present invention;
fig. 7 is a schematic structural diagram of a snowing system in an automobile environment simulation test cabin according to a second embodiment of the present invention;
fig. 8 is a schematic structural diagram of a rain system in an automobile environment simulation test cabin according to a second embodiment of the present invention.
In the above figures: 10. a bottom platform; 11. testing the inner cabin; 12. testing the outer cabin; 20. an automobile to be tested; 30. a track platform; 31. an annular track; 32. an arc-shaped guide rail; 321. a roller; 33. an irradiation lamp assembly; 34. a first driving member; 341. a first drive gear; 342. a first driven gear; 35. a second driving member; 351. a fixed mount; 352. a second driving gear; 353. a second driven gear; 36. a third driving member; 40. an air flow channel; 51. a fresh air duct; 53. an exhaust fan; 531. an exhaust duct; 60. a second evaporator; 61. a first evaporator; 71. a spray gun fixing frame; 72. a first water delivery pipeline; 73. a spray gun; 74. a snowing system; 81. a second water delivery pipeline; 82. a shower head.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below 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.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the referred devices or elements must have the specific orientations, be configured to operate in the specific orientations, and thus are not to be construed as limitations of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1, an embodiment of the present invention provides an automobile environment simulation test cabin, including:
the test outer chamber 12 comprises a heat insulation chamber plate arranged outside the test inner chamber 11, and the heat insulation chamber plate has a heat insulation effect and can also provide a supporting effect for the installation of various devices so as to realize simulation tests in different environments.
The test inner cabin 11 is a test space formed by enclosing a heat insulation cabin plate, and the automobile 20 to be tested is placed in the test inner cabin 11 to realize illumination test, high and low temperature test, rain test, snow test, fog test and the like, and is used for simulating various environmental factors in the outdoor driving process to realize the test of the automobile.
The bottom platform 10 for placing the automobile 20 to be tested is arranged in the test inner cabin 11 and is used for providing a supporting function for the automobile 20 to be tested and all mechanisms.
The following describes each mechanism in the embodiment of the present invention in detail.
Example one
Referring to fig. 1 and fig. 2, in the present embodiment, the bottom platform 10 is provided with an annular track 31, and the annular track 31 is provided with a sunlight simulation system.
The sunlight simulating system includes an arc-shaped guide rail 32 slidably disposed on the circular track 31, a driving device for driving the arc-shaped guide rail 32, and an irradiating lamp assembly 33 disposed on the arc-shaped guide rail 32.
The arc-shaped guide rail 32 is slidably disposed on the annular rail 31 and surrounds the outside of the vehicle 20 to be tested, and the driving device drives the arc-shaped guide rail 32 to rotate along the annular rail 31. Wherein, the bottom platform 10 is provided with a track platform 30, and the annular track 31 is arranged on the track platform 30.
Further, the lamp assembly 33 is slidably disposed on the arc-shaped guide rail 32, and the lamp assembly 33 can be driven to move along the arc-shaped guide rail 32, and the moving path thereof is defined by the shape and specification of the arc-shaped guide rail 32, and optionally can be arc-shaped or semicircular. In this embodiment, the irradiation lamp assembly 33 includes a lamp holder, on which one or more groups of lamps are disposed, and the multiple groups of lamps can be disposed side by side or in a matrix arrangement.
The arc-shaped guide rail 32 is specifically installed on the bottom platform through four upright columns, the bottoms of the upright columns at least positioned on the diagonal lines are provided with roller grooves, the rollers 321 are accommodated in the roller grooves and rotatably connected with the arc-shaped guide rail 32 through rotating shafts, the arc-shaped guide rail 32 is connected with the annular rail 31 through the rollers 321, and the rollers 321 drive the arc-shaped guide rail 32 to enable the arc-shaped guide rail 32 to move along the annular rail 31.
In one optional implementation manner of this embodiment, the driving device includes a first driving member 34 disposed on the arc-shaped guide rail 32, a first driving gear 341 is connected to a driving end of the first driving member 34, a first driven gear 342 is engaged and connected to the first driving gear 341, and the first driven gear 342 is coaxially connected to the roller 321. The first driving gear 341 is driven to rotate by the first driving member 34, and the roller 321 is driven to rotate by the first driven gear 342, so as to realize the movement of the arc-shaped guide rail 32 along the annular track 31.
Specifically, one end of the rotating shaft is rotatably disposed on a groove wall of the roller groove, and the other end of the rotating shaft penetrates through the arc-shaped guide rail 32 and is connected with the first driven gear 342, so that the roller 321 and the first driven gear 342 are coaxially connected.
Referring to fig. 3, in another alternative embodiment of the present embodiment, a fixing frame 351 is disposed at the top of the testing inner chamber 11, and the fixing frame 351 is disposed with a second driving member 35. Two second driving members 35 are arranged on the fixing frame 351, the two second driving members 35 are symmetrical about the central axis of the second driven gear 353, and the driving ends of the two driving members are respectively connected with a second driving gear 352; the driving end of the second driving member 35 is connected with a second driving gear 352, and both the second driving gears 352 are engaged with the second driven gear 353. The two second driving gears 352 drive the second driven gear 353 to rotate smoothly, so that the arc-shaped guide rail 32 moves smoothly on the circular track 31.
Referring to fig. 4, in yet another alternative embodiment of this embodiment, a third driving member 36 is disposed on the top of the test chamber 11, and the driving end of the third driving member 36 is connected to the top of the arc-shaped guide rail 32. The arc rail 32 is directly driven by the third driving member 36 to realize smooth movement of the arc rail 32 along the endless track 31.
The first driving member 34, the second driving member 35 and the third driving member 36 are all motors.
It will be appreciated that, similarly, the lamp assembly 33 may be moved along the arc-shaped guide by a motor driving assembly, and the motor driving assembly may include a motor and a gear, and the gear is driven by the motor to rotate so as to drive the lamp assembly 33 to move along the arc-shaped track, so that the lamp assembly 33 can be stably moved to the target position.
Example two
Based on the foregoing embodiment, in this embodiment, the flow guiding layer is disposed on the test outer chamber 12, so that an airflow channel 40 is formed between the test outer chamber 12 and the test inner chamber 11.
Referring to fig. 5 and 6, a circulating air system for forming forced convection of air in the test chamber 11 is disposed in the air flow channel 40, and includes a first evaporator 61, a heater and a circulating fan; the airflow channel 40 is provided with an air outlet and an air return inlet which are communicated with the test inner chamber 11, and is further provided with a fresh air pipeline 51 for inputting air from the outside, and the fresh air pipeline 51 is communicated to the outside of the test chamber. In addition, an exhaust fan 53 can be further arranged in the test inner chamber 11, an exhaust pipe 531 is connected to the exhaust fan 53, one end of the exhaust pipe 531 is communicated to the test inner chamber 11, and the other end of the exhaust pipe 531 is communicated with the outside so as to realize the exhaust function of the test inner chamber 11.
Further, a refrigerating unit 60 is further disposed on the test outer chamber 12, and the refrigerating unit 60 is connected to the second evaporator 60.
The circulating air system and the refrigerating unit 60 are used for heating or cooling the test inner cabin 11, so that the environment simulation test of the automobile 20 to be tested at high temperature or low temperature is realized. It is understood that the high temperature and low temperature environmental simulation tests can be implemented by referring to the technical solution disclosed in the patent with the application number CN 201910635937.9.
In this embodiment, a snowing system and a rain system are further disposed in the test inner chamber 11 for simulating a snowing or rain environment.
Referring to fig. 7, the snowing system includes a snowing system 74, the snowing system 74 includes a first water storage tank, a first water pipe 72 and a spray gun 73, wherein a pressurizing device is arranged in the first water storage tank, and water in the first water storage tank is sprayed out from the spray gun 73 at a certain pressure through the pressurizing device to form water droplets; when the snowing environment simulation test is performed, the test inner chamber 11 is cooled to a target temperature by the refrigerating unit 60 to form a snowing environment, and the droplets ejected from the spray gun 73 are frozen to form snowflakes.
It is understood that the target temperature is a temperature that satisfies the snowfall condition.
The snow falling system comprises a spray gun fixing frame 71 used for fixing a spray gun 73, universal wheels are arranged at the bottom of the spray gun fixing frame 71, and the position of the spray gun fixing frame 71 is moved through the universal wheels so as to adjust the spraying angle.
Referring to fig. 8, the rain system includes a second water pipe 81 connected to the second water storage tank, the second water pipe 81 is disposed along an arched bracket, and a plurality of rain heads 82 are uniformly distributed on the second water pipe 81.
Wherein, a pressurizing device is arranged in the second water storage tank for making the water in the second water storage tank be sprayed out through the shower head 82 at a certain pressure. In order to adjust the position of the rain system, universal wheels are arranged at the bottom of the second water conveying pipeline 81; the second water pipe 81 is pushed to surround the outside of the vehicle 20 to be tested, and the shower head 82 is used for spraying water flow to the vehicle 20 to be tested, so that the vehicle test in a rainfall environment is realized.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The automobile environment simulation test cabin is characterized by comprising a test inner cabin (11), wherein a bottom platform (10) for placing an automobile (20) to be tested is arranged in the test inner cabin (11), an annular track (31) is arranged on the bottom platform (10), and a sunlight simulation system is arranged on the annular track (31);
the sunlight simulation system comprises an arc-shaped guide rail (32) arranged on the annular rail (31) in a sliding mode, a driving device used for driving the arc-shaped guide rail (32) to rotate along the annular rail (31), and an irradiation lamp assembly (33) arranged on the arc-shaped guide rail (32); the arc-shaped guide rail (32) is arranged around the outer side of the automobile (20) to be tested;
the irradiation lamp assembly (33) is arranged on the arc-shaped guide rail (32) in a sliding mode, and the irradiation lamp assembly (33) can be driven to move along the arc-shaped guide rail (32) in an arc-shaped path.
2. The vehicle environmental simulation test chamber according to claim 1, wherein the arc-shaped guide rail (32) is connected with the circular track (31) through a roller (321).
3. The automobile environment simulation test cabin of claim 2, wherein the driving device comprises a first driving member (34) disposed on the arc-shaped guide rail (32), a first driving gear (341) is connected to a driving end of the first driving member (34), a first driven gear (342) is engaged and connected to the first driving gear (341), and the first driven gear (342) is coaxially connected to the roller (321).
4. The automobile environment simulation test cabin according to claim 3, wherein both ends of the arc-shaped guide rail (32) are respectively provided with a roller (321) groove, and the roller (321) is accommodated in the roller (321) groove;
one end of the rotating shaft is rotatably arranged on the groove wall of the groove of the roller (321), and the other end of the rotating shaft penetrates through the arc-shaped guide rail (32) to be connected with the first driven gear (342).
5. The automobile environment simulation test cabin of claim 1, wherein a second driving member (35) is arranged at the top of the test inner cabin (11), and a driving end of the second driving member (35) is connected with a second driving gear (352); the top of the arc-shaped guide rail (32) is provided with a second driven gear (353), and the second driven gear (353) is meshed with the second driving gear (352).
6. The automobile environment simulation test cabin according to claim 2, wherein two second driving members (35) are disposed on the fixed frame (351), the two second driving members (35) are symmetrical about a central axis of the second driven gear (353), and the second driving gears (352) connected to the driving ends of the two driving members are meshed with the second driven gear (353).
7. The automobile environment simulation test cabin of claim 1, wherein a third driving piece (36) is arranged at the top of the test inner cabin (11), and a driving end of the third driving piece (36) is connected to the top of the arc-shaped guide rail (32).
8. The vehicle environment simulation test chamber according to claim 1, wherein a rail platform (30) is provided on the bottom platform (10), and the circular rail (31) is provided on the rail platform (30).
9. The automobile environment simulation test chamber according to claim 1, further comprising a test outer chamber (12), wherein the test outer chamber (12) is arranged outside the test inner chamber (11), and an airflow channel (40) is formed between the test outer chamber (12) and the test inner chamber (11), and the airflow channel (40) is positioned above the test inner chamber (11);
a circulating air system used for enabling air in the test inner chamber (11) to form forced convection is arranged in the air flow channel (40), and the circulating air system comprises a first evaporator (61), a heater and a circulating fan;
the air flow channel (40) is also provided with an air outlet and an air return inlet which are communicated with the test inner cabin (11), and a fresh air pipeline (51) used for inputting air from the outside, and the fresh air pipeline (51) is communicated to the outside of the test cabin.
10. The automobile environment simulation test chamber according to claim 9, wherein a refrigerating unit is arranged outside the test outer chamber (12), and a second evaporator (60) is connected to the refrigerating unit;
a snowfall system (74) and a rain system are also arranged in the test inner chamber (11);
the snow-falling system (74) comprises a first water storage tank and a spray gun (73), wherein the spray gun (73) is communicated into the first water storage tank through a first water conveying pipeline (72); a pressurizing device is arranged in the first water storage tank; the snowing system (74) further comprises a spray gun (73) fixing frame (71) (351) for fixing the spray gun (73), and universal wheels are arranged at the bottom of the spray gun (73) fixing frame (71) (351);
the rain system comprises a second water conveying pipeline (81) communicated to a second water storage tank, and a pressurizing device is arranged in the second water storage tank; the second water conveying pipeline (81) is arranged along an arched bracket, and a plurality of shower heads (82) are uniformly distributed on the second water conveying pipeline (81); the bottom of the second water conveying pipeline (81) is provided with universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915399.1A CN111879693A (en) | 2020-09-03 | 2020-09-03 | Automobile environment simulation test cabin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010915399.1A CN111879693A (en) | 2020-09-03 | 2020-09-03 | Automobile environment simulation test cabin |
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| CN111879693A true CN111879693A (en) | 2020-11-03 |
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| CN202010915399.1A Pending CN111879693A (en) | 2020-09-03 | 2020-09-03 | Automobile environment simulation test cabin |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881271A (en) * | 2021-01-15 | 2021-06-01 | 上海增达科技股份有限公司 | Full-spectrum sunlight simulation test device for testing whole vehicle |
| CN113237668A (en) * | 2021-03-31 | 2021-08-10 | 湖北环一电磁装备工程技术有限公司 | Environmental test chamber for simulating multi-environment system of heavy-load chassis dynamometer |
| CN113804392A (en) * | 2021-09-06 | 2021-12-17 | 清华大学合肥公共安全研究院 | Environmental wind tunnel and ice and snow melting method thereof |
| CN114414264A (en) * | 2022-01-24 | 2022-04-29 | 中汽研汽车检验中心（天津）有限公司 | Test system and method for monitoring taking over capability of driver of automatic driving system |
| US20220413525A1 (en) * | 2021-06-29 | 2022-12-29 | Volvo Car Corporation | Artificial weathering of a multi-dimensional object |
| CN117133096A (en) * | 2023-10-26 | 2023-11-28 | 中汽研汽车检验中心(宁波)有限公司 | Test system and test method for driver attention monitoring system |
-
2020
- 2020-09-03 CN CN202010915399.1A patent/CN111879693A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112881271A (en) * | 2021-01-15 | 2021-06-01 | 上海增达科技股份有限公司 | Full-spectrum sunlight simulation test device for testing whole vehicle |
| CN113237668A (en) * | 2021-03-31 | 2021-08-10 | 湖北环一电磁装备工程技术有限公司 | Environmental test chamber for simulating multi-environment system of heavy-load chassis dynamometer |
| US20220413525A1 (en) * | 2021-06-29 | 2022-12-29 | Volvo Car Corporation | Artificial weathering of a multi-dimensional object |
| US11868108B2 (en) * | 2021-06-29 | 2024-01-09 | Volvo Car Corporation | Artificial weathering of a multi-dimensional object |
| CN113804392A (en) * | 2021-09-06 | 2021-12-17 | 清华大学合肥公共安全研究院 | Environmental wind tunnel and ice and snow melting method thereof |
| CN114414264A (en) * | 2022-01-24 | 2022-04-29 | 中汽研汽车检验中心（天津）有限公司 | Test system and method for monitoring taking over capability of driver of automatic driving system |
| CN117133096A (en) * | 2023-10-26 | 2023-11-28 | 中汽研汽车检验中心(宁波)有限公司 | Test system and test method for driver attention monitoring system |
| CN117133096B (en) * | 2023-10-26 | 2024-01-09 | 中汽研汽车检验中心(宁波)有限公司 | Test system and test method for driver attention monitoring system |
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