CN112046423A - Electric coach vehicle system for simulating fuel vehicle - Google Patents
Electric coach vehicle system for simulating fuel vehicle Download PDFInfo
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- CN112046423A CN112046423A CN202010912178.9A CN202010912178A CN112046423A CN 112046423 A CN112046423 A CN 112046423A CN 202010912178 A CN202010912178 A CN 202010912178A CN 112046423 A CN112046423 A CN 112046423A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
Abstract
The invention relates to an electric coach vehicle system for simulating a fuel vehicle, which comprises a vehicle sensor for monitoring the running condition of the whole vehicle in real time, a Vehicle Controller (VCU) in signal connection with the vehicle sensor, a motor controller and a noise controller, wherein the motor controller and the noise controller are connected and controlled by the VCU; the motor controller is connected with and controls the motor, the output end of the motor is connected to the clutch through the speed reducer, and the clutch part of the clutch is connected and controlled by the manual gear controller; the noise controller is connected to the VCU through a CAN bus, and the noise controller is respectively connected with the noise storage module and the noise player. The invention utilizes the noise simulator to simulate the automobile noise simulation of the fuel vehicle; the automobile vibration effect of the fuel oil automobile under the conditions of starting, idling, accelerating, decelerating and the like is simulated by utilizing the matching of the clutch, the speed reducer and the manual gear. The fuel-oil vehicle helps the trainee to improve the uniformity of the trainee in the operation of the fuel-oil vehicle and the electric vehicle.
Description
Technical Field
The invention belongs to the field of electric automobiles, and particularly relates to an improvement of gear detection equipment of an electric instruction car.
Background
The existing automobile noise simulation system mainly controls a loudspeaker to directly play fixed noise by a corresponding controller; the acoustic information (sound intensity, sound color, frequency) of the noise does not change. The existing electric learner-driven vehicle cannot simulate the noise of the fuel oil learner-driven vehicle and cannot help a learner of the learner-driven vehicle to improve the uniformity of the operation of the learner on the fuel oil vehicle and the electric vehicle.
The existing noise simulator of the electric automobile adopts the motor noise to amplify and directly output, and has no point to point with the traditional engine: for example, noise simulation of a certain brand of electric vehicle cannot determine which engine is acoustically, and cannot simulate vibrations that meet actual operating conditions.
Disclosure of Invention
The invention aims to provide an electric learner-driven vehicle system for simulating a fuel automobile, which can simulate the noise and the vibration of the fuel automobile according to the actual operation of a student.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: an electric coach vehicle system for simulating a fuel vehicle comprises a vehicle sensor for monitoring the running state of the whole vehicle in real time, a Vehicle Controller (VCU) in signal connection with the vehicle sensor, a motor controller and a noise controller, wherein the motor controller and the noise controller are connected and controlled by the VCU; the motor controller is connected with and controls the motor, the output end of the motor is connected to the clutch through the speed reducer, and the clutch part of the clutch is connected and controlled by the manual gear controller; the noise controller is connected to the VCU through a CAN bus, and the noise controller is respectively connected with the noise storage module and the noise player.
Preferably: the noise storage module is externally connected with a noise acquisition system, and the noise acquisition system comprises a noise acquisition sensor, an acquisition control unit, an acoustic storage module and an acoustic extraction computer which are sequentially connected.
Preferably: the noise acquisition sensor comprises microphones arranged at various positions of the vehicle body and a communication device arranged on the microphones; the acquisition control unit is a sound acquisition processing board card connected with the microphone and a mobile computer for transmitting data by the sound acquisition processing board card.
Preferably: the microphones of the noise acquisition sensor comprise an in-cabin microphone, a driving position microphone, a copilot microphone and a rear-row microphone; the cabin microphone is arranged in the engine cabin to collect engine noise, and the driving position microphone, the copilot microphone and the rear-row microphone respectively collect the noise of each corresponding seat in the vehicle.
Preferably: the original sound extraction module is a software interface, data processing, data storage, data simulation and the like in a data analysis processing computer.
Preferably: the mobile computer in the noise collection module is an industrial personal computer or a notebook computer provided with collection software.
Preferably: the whole vehicle sensor comprises a rotating speed sensor, a gear sensor, an accelerator sensor, a brake sensor and a clutch sensor.
Preferably: the gear sensors are six, are respectively arranged at the tail ends of the six gear grooves and are connected to a gear acquisition and processing circuit, and the gear acquisition and processing circuit is issued to the VCU through a CAN bus.
The invention has the following beneficial effects: simulating the automobile noise simulation of the fuel vehicle by using a noise simulator; the automobile vibration effect of the fuel oil automobile under the conditions of starting, idling, accelerating, decelerating and the like is simulated by utilizing the matching of the clutch, the speed reducer and the manual gear. The noise of the fuel oil instructional car can be simulated, and the trainees of the trainees are helped to improve the uniformity of the trainees in the operation of the fuel oil car and the electric car.
Drawings
FIG. 1 is a block diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a gear collection processing module of the present invention;
FIG. 3 is a schematic flow chart of the present invention;
fig. 4 is a schematic diagram of a preferred structure of the noise collection system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, an electric coach car system simulating a fuel car includes a car sensor for monitoring the running state of the whole car in real time, a car controller (VCU) connected with the car sensor through signals, and a motor controller and a noise controller connected and controlled by the VCU; the motor controller is connected with and controls the motor, the output end of the motor is connected to the clutch through the speed reducer, and the clutch part of the clutch is connected and controlled by the manual gear controller; the noise controller is connected to the VCU through a CAN bus, and the noise controller is respectively connected with the noise storage module and the noise player.
As shown in fig. 4, the noise storage module is externally connected with a noise collection system, and the noise collection system comprises a noise collection sensor, a collection control unit, an original sound storage module and an original sound extraction computer which are connected in sequence.
Preferably: the noise acquisition sensor comprises microphones arranged at various positions of the vehicle body and a communication device arranged on the microphones; the acquisition control unit is a sound acquisition processing board card connected with the microphone and a mobile computer for transmitting data by the sound acquisition processing board card.
Preferably: the microphones of the noise acquisition sensor comprise an in-cabin microphone, a driving position microphone, a copilot microphone and a rear-row microphone; the cabin microphone is arranged in the engine cabin to collect engine noise, and the driving position microphone, the copilot microphone and the rear-row microphone respectively collect the noise of each corresponding seat in the vehicle.
The sound characteristics of a plurality of sound sensors, collected sound of a plurality of points in an automobile cab in different operation (acceleration, idling and gear engagement) states are utilized; then storing, inputting the stored sound into a computer, filtering the noise by the computer, then decomposing the input original sound, inputting a corresponding table of information and acoustic information, wherein the input information comprises: the engine speed, gear information, accelerator position information, brake position information, clutch position information and the like; the acoustic information includes: sound intensity, timbre, frequency. Thereby realizing the accurate simulation of the driving environment of the fuel vehicle.
Collecting and processing sound data: sensors are arranged in an engine compartment and a vehicle, a vehicle body CAN bus is connected, the engine is started, operation is carried out according to preset conditions (an accelerator, a rotating speed, a gear, a brake, a clutch and the like), a system starts to collect sound information, real-time information of the preset conditions is synchronously obtained from the CAN bus, and the real-time information is recorded to media (a U disk, a hard disk and the like).
Preferably: the original sound extraction module is a software interface, data processing, data storage, data simulation and the like in a data analysis processing computer.
Preferably: the mobile computer in the noise collection module is an industrial personal computer or a notebook computer provided with collection software.
Preferably: the whole vehicle sensor comprises a rotating speed sensor, a gear sensor, an accelerator sensor, a brake sensor and a clutch sensor.
Preferably: the gear sensors are six, are respectively arranged at the tail ends of the six gear grooves and are connected to a gear acquisition and processing circuit, and the gear acquisition and processing circuit is issued to the VCU through a CAN bus.
The invention has the following beneficial effects: simulating the automobile noise simulation of the fuel vehicle by using a noise simulator; the automobile vibration effect of the fuel oil automobile under the conditions of starting, idling, accelerating, decelerating and the like is simulated by utilizing the matching of the clutch, the speed reducer and the manual gear. The noise of the fuel oil instructional car can be simulated, and the trainees of the trainees are helped to improve the uniformity of the trainees in the operation of the fuel oil car and the electric car.
In the schematic diagram of the gear acquisition module shown in fig. 2, the gear lever is in the middle of the slot at N, when the gear lever is engaged with the rest gears, the sensor is triggered, and the sensor information is processed by the hardware circuit and is transmitted to the VCU and the MCU by the CAN bus to generate the control algorithm.
The invention is characterized in that: 1. simulating the automobile noise simulation of the fuel vehicle by using a noise simulator; 2. the automobile vibration effect of the fuel oil automobile under the conditions of starting, idling, accelerating, decelerating and the like is simulated by utilizing the matching of the clutch, the speed reducer and the manual gear.
The technical effects are as follows: so that the electric automobile with the manual transmission can have the driving experience like fuel gas.
Starting: simulating the starting process of a traditional fuel vehicle, mainly utilizing the acceleration, braking and power generation of a motor, and repeatedly operating the process to enable the motor to generate extra vibration and shake, so that the starting achieves the same vibration effect of starting the fuel vehicle, at the moment, the starting, braking and power generation conversion process of the motor is about 02-5Hz, and the vibration frequency is low-frequency vibration;
idling: after starting, the motor enters an idling state, the rotation speed is maintained at 1000 revolutions, the rotation speed is about 700 revolutions and 800 revolutions after the duration time is about 30 seconds, and the motor formally enters the idling state to prompt a student to start;
idling shaking: starting clutch, engaging gear, clutch and oil filling, wherein in the process, the VCU continuously monitors the positions of a gear, an accelerator and a clutch brake, the speed of the vehicle, judges whether the operation of a student accords with an operation rule or not according to information such as the gear, the clutch brake and the like, and whether the oil-clutch cooperation is in place or not, and generates the following information according to the degree of deviation from a standard condition: shaking, starting, and galloping (engine accelerated idling);
the judgment basis is the specific position information of an accelerator, a clutch and a brake (including a hand brake);
sources of start and shift jerk: direct input by student operation: gear, clutch, throttle, brake, and body information: the vehicle speed; so as to decide the error degree of the student operation and output the shaking strength; the shaking force mainly comes from motor acceleration, then power generation and braking, vibration feeling, vibration frequency and strength are artificially produced, and the comprehensive evaluation condition of the student operation information is determined;
noise simulation, collecting noise acoustic information of a real engine: analyzing the frequency, sound intensity, tone and other comprehensive information of the sound signals at different accelerators and rotating speeds, storing the comprehensive information, and then outputting corresponding simulated noise according to preset rules according to the comprehensive information of the trainee's operation information, such as the accelerator, brake, clutch, gear, vehicle speed, engine output torque and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides an electric coach car system of simulation fuel automobile which characterized in that: the system comprises a vehicle sensor for monitoring the running state of the whole vehicle in real time, a Vehicle Controller (VCU) in signal connection with the vehicle sensor, a motor controller and a noise controller, wherein the motor controller and the noise controller are connected with and controlled by the VCU;
the motor controller is connected with and controls the motor, the output end of the motor is connected to the clutch through the speed reducer, and the clutch part of the clutch is connected and controlled by the manual gear controller;
the noise controller is connected to the VCU through a CAN bus, and the noise controller is respectively connected with the noise storage module and the noise player.
2. The system of claim 1, wherein the system comprises: the noise storage module is externally connected with a noise acquisition system, and the noise acquisition system comprises a noise acquisition sensor, an acquisition control unit, an acoustic storage module and an acoustic extraction computer which are sequentially connected.
3. The system of claim 2, wherein the system comprises: the noise acquisition sensor comprises microphones arranged at various positions of the vehicle body and a communication device arranged on the microphones; the acquisition control unit is a sound acquisition processing board card connected with the microphone and a mobile computer for transmitting data by the sound acquisition processing board card.
4. An electric coaching vehicle system for simulating a fuel-powered vehicle as claimed in claim 3, wherein: the microphones of the noise acquisition sensor comprise an in-cabin microphone, a driving position microphone, a copilot microphone and a rear-row microphone; the cabin microphone is arranged in the engine cabin to collect engine noise, and the driving position microphone, the copilot microphone and the rear-row microphone respectively collect the noise of each corresponding seat in the vehicle.
5. The system of claim 4, wherein the system comprises: the original sound extraction module is a software interface, data processing, data storage, data simulation and the like in a data analysis processing computer.
6. An electric coaching vehicle system for simulating a fuel-powered vehicle in accordance with claim 5, wherein: the mobile computer in the noise collection module is an industrial personal computer or a notebook computer provided with collection software.
7. The system of claim 6, wherein the system comprises: the whole vehicle sensor comprises a rotating speed sensor, a gear sensor, an accelerator sensor, a brake sensor and a clutch sensor.
8. The system of claim 7, wherein the system comprises: the gear sensors are six, are respectively arranged at the tail ends of the six gear grooves and are connected to a gear acquisition and processing circuit, and the gear acquisition and processing circuit is issued to the VCU through a CAN bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010912178.9A CN112046423A (en) | 2020-09-02 | 2020-09-02 | Electric coach vehicle system for simulating fuel vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010912178.9A CN112046423A (en) | 2020-09-02 | 2020-09-02 | Electric coach vehicle system for simulating fuel vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN112046423A true CN112046423A (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010912178.9A Pending CN112046423A (en) | 2020-09-02 | 2020-09-02 | Electric coach vehicle system for simulating fuel vehicle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112529473A (en) * | 2020-12-28 | 2021-03-19 | 河北中兴汽车制造有限公司 | Evaluation method for simulating working condition validity of fuel vehicle by electric learner-driven vehicle |
| CN114241780A (en) * | 2021-11-29 | 2022-03-25 | 深圳市锐明技术股份有限公司 | Vehicle model identification method and device, electronic equipment and readable storage medium |
-
2020
- 2020-09-02 CN CN202010912178.9A patent/CN112046423A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112529473A (en) * | 2020-12-28 | 2021-03-19 | 河北中兴汽车制造有限公司 | Evaluation method for simulating working condition validity of fuel vehicle by electric learner-driven vehicle |
| CN112529473B (en) * | 2020-12-28 | 2021-12-24 | 河北中兴汽车制造有限公司 | Evaluation method for simulating working condition validity of fuel vehicle by electric learner-driven vehicle |
| CN114241780A (en) * | 2021-11-29 | 2022-03-25 | 深圳市锐明技术股份有限公司 | Vehicle model identification method and device, electronic equipment and readable storage medium |
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