CN118093554A - Plateau environment automobile road adaptability test evaluation scene library establishment method and system - Google Patents
Plateau environment automobile road adaptability test evaluation scene library establishment method and system Download PDFInfo
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Abstract
The invention discloses a method and a system for establishing a plateau environment automobile road adaptability test evaluation scene library, and relates to the technical field of plateau automobile tests, wherein the method comprises the following steps: acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprises: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle; setting an under-plateau automobile running test model, testing the automobile road adaptability under the plateau environment according to automobile information and road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment; and storing the automobile information, the road information and the corresponding test results in a database.
Description
Technical Field
The invention belongs to the technical field of plateau automobile testing, and particularly relates to a method and a system for establishing an evaluation scene library for plateau environment automobile road adaptability testing.
Background
The automobile adaptability test is carried out in the highland environment to ensure that the automobile can normally run and safely drive under the conditions of high altitude, low oxygen pressure and extreme climate. Plateau areas are generally referred to as areas of higher elevation, such as mountainous areas, plateaus, or mountainous regions. The following are some of the possible automotive suitability test aspects:
Engine performance test: the performance of the engine under low oxygen conditions, including power output and combustion efficiency, was tested. Ensure that the engine will not lose power in the plateau area due to low air pressure.
Fuel system testing: and verifying the adaptability of the fuel system in the plateau environment so as to ensure that the fuel can be effectively combusted. The stability of the fuel injection system under low oxygen conditions was tested.
Brake system testing: the braking performance of the braking system in the plateau area is tested, and the braking system can effectively work on a steep downhill road section. And verifying the heat radiation performance of the braking system in the lean air.
However, the test accuracy of the automobile in the prior art is not high, so that the support for the research and development of the automobile is insufficient.
Disclosure of Invention
In order to solve the technical problems, the invention provides a method for establishing a plateau environment automobile road adaptability test evaluation scene library, which comprises the following steps:
Acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
Setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment;
And storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library.
Further, the under-altitude automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Further, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Further, the automobile suspension influence model includes:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Further, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
The invention also provides a system for establishing the plateau environment automobile road adaptability test evaluation scene library, which comprises the following steps:
The information acquisition module is used for acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
The system comprises a model setting module, a model setting module and a model setting module, wherein the model setting module is used for setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment;
And the scene library constructing module is used for storing the automobile information, the road information and the corresponding test results in a database so as to complete the establishment of an evaluation scene library.
Further, the under-altitude automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Further, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Further, the automobile suspension influence model includes:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Further, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
The invention acquires automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle; setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment; and storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library. According to the technical scheme, the adaptability situation of the automobile in the plateau environment can be accurately simulated, so that an evaluation scene library is built, and data support is provided for subsequent automobile research and development.
Drawings
FIG. 1 is a flow chart of the method of embodiment 1 of the present invention;
Fig. 2 is a system configuration diagram of embodiment 2 of the present invention.
Detailed Description
In order to better understand the above technical solutions, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
The method provided by the invention can be implemented in a terminal environment, wherein the terminal can comprise one or more of the following components: processor, storage medium, and display screen. Wherein the storage medium has stored therein at least one instruction that is loaded and executed by the processor to implement the method described in the embodiments below.
The processor may include one or more processing cores. The processor connects various parts within the overall terminal using various interfaces and lines, performs various functions of the terminal and processes data by executing or executing instructions, programs, code sets, or instruction sets stored in the storage medium, and invoking data stored in the storage medium.
The storage medium may include a random access Memory (Random Access Memory, RAM) or a Read-Only Memory (ROM). The storage medium may be used to store instructions, programs, code sets, or instructions.
The display screen is used for displaying the interactive interface of each application program.
All subscripts in the formula of the invention are only used for distinguishing parameters and have no practical meaning.
In addition, it will be appreciated by those skilled in the art that the structure of the terminal described above is not limiting and that the terminal may include more or fewer components, or may combine certain components, or a different arrangement of components. For example, the terminal further includes components such as a radio frequency circuit, an input unit, a sensor, an audio circuit, a power supply, and the like, which are not described herein.
Example 1
As shown in fig. 1, an embodiment of the present invention provides a method for establishing a plateau environment automobile road adaptability test evaluation scene library, including:
Step 101, obtaining automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
102, setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, calculating the output power of an automobile engine under the plateau environment, and describing the influence on the automobile suspension and the engine under the plateau environment;
specifically, the under-plateau automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Specifically, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Specifically, the automobile suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Specifically, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
And step 103, storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library.
Example 2
As shown in fig. 2, the embodiment of the invention further provides a system for establishing a plateau environment automobile road adaptability test evaluation scene library, which comprises:
The information acquisition module is used for acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
The system comprises a model setting module, a model setting module and a model setting module, wherein the model setting module is used for setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment;
specifically, the under-plateau automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Specifically, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Specifically, the automobile suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Specifically, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
And the scene library constructing module is used for storing the automobile information, the road information and the corresponding test results in a database so as to complete the establishment of an evaluation scene library.
Example 3
The embodiment of the invention also provides a storage medium which stores a plurality of instructions for realizing the method for establishing the plateau environment automobile road adaptability test evaluation scene library.
Alternatively, in this embodiment, the storage medium may be located in any one of the computer terminals in the computer terminal group in the computer network, or in any one of the mobile terminals in the mobile terminal group.
Alternatively, in the present embodiment, the storage medium is configured to store program code for performing the steps of: step 101, obtaining automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
102, setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, calculating the output power of an automobile engine under the plateau environment, and describing the influence on the automobile suspension and the engine under the plateau environment;
specifically, the under-plateau automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Specifically, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Specifically, the automobile suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Specifically, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
And step 103, storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library.
Example 4
The embodiment of the invention also provides electronic equipment, which comprises a processor and a storage medium connected with the processor, wherein the storage medium stores a plurality of instructions, and the instructions can be loaded and executed by the processor so that the processor can execute a method for establishing a plateau environment automobile road adaptability test evaluation scene library.
Specifically, the electronic device of the present embodiment may be a computer terminal, and the computer terminal may include: one or more processors, and a storage medium.
The storage medium can be used for storing software programs and modules, such as a method for establishing a plateau environment automobile road adaptability test evaluation scene library in the embodiment of the invention, corresponding program instructions/modules, and the processor executes various functional applications and data processing by running the software programs and the modules stored in the storage medium, so that the method for establishing the plateau environment automobile road adaptability test evaluation scene library is realized. The storage medium may include a high-speed random access storage medium, and may also include a non-volatile storage medium, such as one or more magnetic storage systems, flash memory, or other non-volatile solid-state storage medium. In some examples, the storage medium may further include a storage medium remotely located with respect to the processor, and the remote storage medium may be connected to the terminal through a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processor may invoke the information stored in the storage medium and the application program through the transmission system to perform the steps of: step 101, obtaining automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
102, setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, calculating the output power of an automobile engine under the plateau environment, and describing the influence on the automobile suspension and the engine under the plateau environment;
specifically, the under-plateau automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>Is the weight of oxygen concentration,/>Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
Specifically, ambient temperatureRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile travel/>Comprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
Specifically, the automobile suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the road grade second weight,/>For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
Specifically, the automobile engine influence model includes:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
And step 103, storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
In the foregoing embodiments of the present invention, the descriptions of the embodiments are emphasized, and for a portion of this disclosure that is not described in detail in this embodiment, reference is made to the related descriptions of other embodiments.
In the embodiments provided in the present invention, it should be understood that the disclosed technology may be implemented in other manners. The system embodiments described above are merely exemplary, and for example, the division of the units is merely a logic function division, and there may be another division manner in actual implementation, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some interfaces, units or modules, or may be in electrical or other forms.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
The integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied essentially or partly in the form of a software product or all or part of the technical solution, which is stored in a storage medium, and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a random-access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, etc., which can store program codes.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (10)
1. The method for establishing the plateau environment automobile road adaptability test evaluation scene library is characterized by comprising the following steps of:
Acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
Setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment;
And storing the automobile information, the road information and the corresponding test results in a database to complete the establishment of an evaluation scene library.
2. The method for building the plateau environment automobile road adaptability test evaluation scene library according to claim 1, wherein the under-plateau automobile driving test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>For the weight of the concentration of oxygen,Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
3. The method for establishing the plateau environment automobile road adaptability test evaluation scene library according to claim 2, wherein the environment temperature is as followsRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile runningComprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
4. A method for building a plateau environment car road adaptability test evaluation scene library as claimed in claim 3, wherein said car suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the second weight of the road grade,For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
5. The method for building a plateau environment automobile road adaptability test evaluation scene library according to claim 4, wherein the automobile engine influence model comprises:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
6. The system for establishing the plateau environment automobile road adaptability test evaluation scene library is characterized by comprising the following components:
The information acquisition module is used for acquiring automobile information and road information, wherein the automobile information comprises: the mass of the car, the speed of the car, the displacement of the suspension system and the maximum power of the car engine, the road information comprising: altitude, oxygen concentration in air, road grade, ambient temperature, road rainfall, road snowfall and road visibility of the vehicle;
The system comprises a model setting module, a model setting module and a model setting module, wherein the model setting module is used for setting an automobile running test model under a plateau, testing the automobile road adaptability under the plateau environment according to the automobile information and the road information, setting an automobile suspension influence model, calculating an automobile suspension influence index, setting an automobile engine influence model, and calculating the output power of an automobile engine under the plateau environment, thereby describing the influence on the automobile suspension and the engine under the plateau environment;
And the scene library constructing module is used for storing the automobile information, the road information and the corresponding test results in a database so as to complete the establishment of an evaluation scene library.
7. The system for building a plateau environment automobile road adaptability test evaluation scene library according to claim 6, wherein the under-plateau automobile running test model comprises:
,
Wherein, For the quality of the automobile,/>For the speed of the car,/>For the driving time of the automobile,/>Is the first weight of the speed of the automobile,/>Is the altitude weight,/>Is an altitude adjustment factor,/>Is the altitude of the automobile,/>For the weight of the concentration of oxygen,Is the oxygen concentration in air,/>First weight for road grade,/>For road grade adjustment factor,/>For road grade,/>To influence the weight of the function,/>Is ambient temperature/>Road rainfall/>Road snowfall/>And road visibility/>Influence function on the driving of the vehicle.
8. The system for building a plateau environment automobile road adaptability test evaluation scene library according to claim 7, wherein the environment temperature isRoad rainfall/>Road snowfall/>And road visibility/>Influence function on automobile runningComprising the following steps:
,
Wherein, Weights for ambient temperature and road rainfall,/>Weight for road snowfall,/>Is the road visibility weight,/>And (5) adjusting the factor for the road visibility.
9. The system for building a plateau environment automobile road adaptability test evaluation scene library according to claim 8, wherein the automobile suspension influence model comprises:
,
Wherein, For the automobile suspension impact index,/>For the first displacement weight of the suspension system,/>For displacement of suspension system,/>For the second weight of the speed of the automobile,/>For the second displacement weight of the suspension system,/>For the second weight of the road grade,For cross-influencing weights,/>Is the temperature influence weight,/>For standard temperature of hanging work,/>For influencing the weight of rainfall,/>Impact weight for snowfall,/>The weight is influenced for visibility.
10. The system for building a plateau environment automobile road adaptability test evaluation scene library according to claim 9, wherein the automobile engine influence model comprises:
,
Wherein, Is the output power of an automobile engine in a plateau environment,/>Is an engine efficiency factor,/>Is the maximum power of the automobile engine,/>Is a speed adjustment factor,/>Is the ideal running speed of the automobile.
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