CN113665569A - Intelligent parking controller and electric automobile - Google Patents
Intelligent parking controller and electric automobile Download PDFInfo
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- CN113665569A CN113665569A CN202111158814.4A CN202111158814A CN113665569A CN 113665569 A CN113665569 A CN 113665569A CN 202111158814 A CN202111158814 A CN 202111158814A CN 113665569 A CN113665569 A CN 113665569A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/06—Automatic manoeuvring for parking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/54—Audio sensitive means, e.g. ultrasound
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/08—Electric propulsion units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/18—Braking system
- B60W2710/182—Brake pressure, e.g. of fluid or between pad and disc
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/20—Steering systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/84—Data processing systems or methods, management, administration
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- Chemical & Material Sciences (AREA)
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- Transportation (AREA)
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- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
The application relates to the technical field of new energy automobiles, in particular to an intelligent parking controller and an electric automobile, wherein a controller is integrally provided with a first domain controller, a second domain controller and a third domain controller, the third domain controller is used for acquiring vehicle surrounding environment information acquired by a sensing component and performing information interaction with the first domain controller and the second domain controller so as to control the vehicle to execute automatic parking action according to the vehicle surrounding environment information and exchange information. Therefore, the problems that in the related art, the number of controllers required by intelligent parking is large, the cost of the whole automobile is greatly increased, information interaction between the controllers is delayed greatly, the stability and safety of the intelligent parking are poor, the intelligent development requirement of the electric automobile cannot be met and the like are solved.
Description
Technical Field
The application relates to the technical field of new energy vehicles, in particular to an intelligent parking controller and an electric vehicle.
Background
New energy automobile also can be called electric automobile, and along with the high-speed development of electric automobile technique, electric automobile's function is also intelligent gradually, for promoting user experience, is provided with the intelligence function of parking on more and more electric automobile.
However, in the related art, a plurality of controllers are usually required to be arranged to realize the intelligent parking function, so that the cost of the whole vehicle is greatly increased, and the information interaction among the plurality of controllers has a longer time delay, so that the stability and the safety of intelligent parking are reduced, and the intelligent development requirement of the electric vehicle cannot be met.
Disclosure of Invention
The application provides an intelligence parking controller and electric automobile to solve among the correlation technique intelligence and park required controller in a great deal, greatly increased whole car cost, and there is great time delay in the information interaction between the controller, stability and the security that intelligence was parked are relatively poor, can't satisfy electric automobile's intelligent development requirement scheduling problem.
The embodiment of the first aspect of the application provides an intelligent parking controller, which is integrally provided with a first domain controller, a second domain controller, a third domain controller, a fourth domain controller, a fifth domain controller and a sixth domain controller, wherein the first domain controller is used for controlling a vehicle to keep a running balance state according to vehicle running parameters, controlling the vehicle to execute an automatic parking action according to a parking instruction, controlling the vehicle to execute a braking action according to a braking instruction, controlling a steering mechanism to output an auxiliary torque to assist the vehicle to execute a steering action according to a steering instruction, and controlling a rotation state of a motor according to an instruction of the whole vehicle controller; the second domain controller performs information interaction with the first domain controller to acquire vehicle information, controls the vehicle to run according to the vehicle information and the intention of a driver, and controls braking energy feedback of the vehicle, energy management of a driving motor and a power battery, network management, fault diagnosis and processing and vehicle state monitoring; the third domain controller is used for acquiring the vehicle surrounding environment information acquired by the sensing part and performing information interaction with the first domain controller and the second domain controller so as to control the vehicle to execute an automatic parking action according to the vehicle surrounding environment information and the exchange information.
Furthermore, the first domain controller is integrated with a vehicle body stabilizing system, an electronic parking braking system, an electric power steering system, an electronic power assisting system and a motor controller.
Further, a vehicle control unit and an intelligent domain controller are integrated on the second domain controller.
Furthermore, at least one intelligent parking control module is integrated on the third domain controller.
Further, the first domain controller, the second domain controller, the third domain controller and the fourth domain controller are connected through an Ethernet.
Further, the sensing component includes a plurality of ultrasonic radars.
Alternatively, the first domain controller may be a power chassis domain controller, the second domain controller may be a full vehicle intelligent domain controller, and the third domain controller may be an intelligent parking domain controller.
In a second aspect of the present application, an electric vehicle is provided, which includes the intelligent parking controller described in the foregoing embodiments.
Therefore, the application has at least the following beneficial effects:
the intelligent parking system has the advantages that the three domain controllers required by intelligent parking are integrated to be one controller, the intelligent parking function can be realized through the highly integrated controller, all functions of the three domain controllers can be realized, the number of the controllers can be effectively reduced, the length of a wire harness of the whole automobile can be optimized, the cost of the whole automobile is reduced, the information interaction time delay can be reduced in a highly integrated mode, the information interaction efficiency is improved, the intelligent parking stability and safety are improved, and the intelligent development requirement of the electric automobile is effectively met. Therefore, the problems that in the related art, the number of controllers required by intelligent parking is large, the cost of the whole automobile is greatly increased, information interaction between the controllers is delayed greatly, the stability and safety of the intelligent parking are poor, the intelligent development requirement of the electric automobile cannot be met and the like are solved.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic block diagram of an intelligent parking controller according to an embodiment of the present application;
fig. 2 is a diagram illustrating an arrangement structure of a finished vehicle according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of an intelligent parking controller according to an embodiment of the present application.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.
With the rapid development of electric vehicle technology, a new global revolution of technology and industry with intelligentization and networking as important features has been started. In order to improve user experience, an intelligent networked automobile generally needs to be added with an intelligent parking function, and due to the fact that a large number of sensing parts are needed, the traditional controller is slow in information interaction and high in whole automobile cost, and the development requirements of the intelligent networked automobile cannot be met.
The intelligent parking function is realized by integrating modern communication and networks through advanced vehicle-mounted sensors, controllers and execution devices, and finally a new generation of automobile for parking instead of people is realized. Therefore, the arrangement framework for intelligent parking is designed, the domain controller is used as a core for highly integrated control, the length of the whole vehicle wire harness is optimized, and the cost of the whole vehicle is reduced.
The intelligent parking controller and the electric vehicle according to the embodiment of the present application will be described below with reference to the accompanying drawings. Aiming at the problems that the quantity of controllers required by intelligent parking is large, the cost of the whole automobile is greatly increased, the information interaction between the controllers has large delay, the stability and the safety of the intelligent parking are poor, and the intelligent development requirement of the electric automobile cannot be met, the application provides an intelligent parking controller, in the controller, three domain controllers required by the intelligent parking are integrated into one controller, the intelligent parking function can be realized through one highly integrated controller, not only can all the functions of the three domain controllers be realized, but also the quantity of the controllers can be effectively reduced, the length of a wire harness of the whole automobile can be optimized, the cost of the whole automobile can be reduced, the delay of the information interaction can be reduced in a highly integrated mode, the efficiency of the information interaction is improved, and the stability and the safety of the intelligent parking can be improved, effectively meeting the intelligent development requirement of the electric automobile. Therefore, the problems that in the related art, the number of controllers required by intelligent parking is large, the cost of the whole automobile is greatly increased, information interaction between the controllers is delayed greatly, the stability and safety of the intelligent parking are poor, the intelligent development requirement of the electric automobile cannot be met and the like are solved.
Specifically, fig. 1 is a schematic block diagram of an intelligent parking controller according to an embodiment of the present disclosure.
As shown in fig. 1, the intelligent parking controller 10 is integrally provided with a first domain controller 100, a second domain controller 200, and a third domain controller 300.
The first domain controller 100 is configured to control the vehicle to maintain a running balance state according to vehicle running parameters, control the vehicle to perform an automatic parking action according to a parking instruction, control the vehicle to perform a braking action according to a braking instruction, control the steering mechanism to output an auxiliary torque according to a steering instruction to assist the vehicle to perform a steering action, and control a rotation state of the motor according to an instruction of the vehicle controller; the second domain controller 200 performs information interaction with the first domain controller 100 to acquire vehicle information, controls the vehicle to run according to the vehicle information and the intention of a driver, and controls braking energy feedback of the vehicle, energy management of a driving motor and a power battery, network management, fault diagnosis and processing, and vehicle state monitoring; the third domain controller 300 is configured to obtain vehicle surrounding information collected by the sensing component, and perform information interaction with the first domain controller 100 and the second domain controller 200 to control the vehicle to perform an automatic parking action according to the vehicle surrounding information and the exchange information.
The first domain controller 100 may be a power chassis domain controller, the second domain controller 200 may be a vehicle intelligent domain controller, and the third domain controller 300 may be an intelligent parking domain controller.
It can be understood that, as shown in fig. 2, the layout architecture of the entire vehicle mainly includes a controller 10, a sensing component, an actuator, and the like, and the sensing component may include a plurality of ultrasonic radars, and the number of the sensing components may be set according to actual requirements, and is not specifically limited; the controller 10 core domain controller of the embodiment of the application mainly comprises 3 large domain controllers, such as a whole vehicle intelligent domain controller, an intelligent parking domain controller and a power chassis domain controller, so that an intelligent parking function can be realized, highly integrated control with the domain controllers as cores can optimize the harness length of a whole vehicle, and the cost of the whole vehicle can be reduced.
In the present embodiment, the first domain controller 100 is integrally provided with a vehicle body stabilizing system, an electronic parking brake system, an electric power steering system, an electronic power assist system, and a motor controller.
Specifically, as shown in fig. 3, the first domain controller 100 mainly integrates control units such as a vehicle body stabilization system ESC, an electronic parking brake system EPB, an electric power steering system EPS, an electronic power steering system IBS, and a motor controller MCU, and can enable an execution structure to implement fast response and control, thereby implementing functions such as drive-by-wire, braking, and steering.
The IBS is an electromechanical servo brake boosting mechanism independent of a vacuum source, is a core execution mechanism for realizing automatic driving, can effectively ensure the driving safety of the automobile and prevent accidents, and brings new innovation to the driving habits and feelings of people. Specifically, the method comprises the following steps: when a driver steps on a brake pedal, the connecting rod acts to enable the input push rod to generate displacement, the pedal stroke sensor detects a signal generated by the displacement of the input push rod and sends the signal to the motor controller, the motor controller calculates the torque to be generated by the motor and sends the signal to the motor, the motor receives the signal and converts the torque into servo braking force by using the transmission device, and the servo braking force is combined with the push rod force generated by the driver when the driver steps on the brake pedal and converted into the hydraulic pressure of a brake wheel cylinder in a brake master cylinder to realize braking; thereby the vehicle brakes with the motor and slows down, retrieves kinetic energy, promotes electric vehicle's continuation of the journey mileage, and the footboard feels unchangeable when guaranteeing the brake simultaneously, promotes and drives the travelling comfort.
In the present embodiment, as shown in fig. 3, a vehicle control unit VCU and an intelligent domain controller IDC are integrally provided on the second domain controller 200.
In the present embodiment, as shown in fig. 3, at least one intelligent parking control module is integrally provided on the third domain controller 300.
It is understood that the third domain controller 300 is used to receive feedback on the information of the intelligent parking sensing part and to interactively request control with the first domain controller 100 and the second domain controller 200.
In some embodiments, the first to third domain controllers are connected via an ethernet connection.
It can be understood that, in the embodiment of the present application, the first to third domain controllers are connected through the ethernet, so that the transmission efficiency can be effectively improved, and the stability and the security of transmission can be improved.
According to the intelligent parking controller provided by the embodiment of the application, three domain controllers required by intelligent parking are integrated to be one controller, the intelligent parking function can be realized through one highly integrated controller, not only can all functions of the three domain controllers be realized, but also the number of the controllers can be effectively reduced, the length of a whole vehicle wire harness can be optimized, the cost of the whole vehicle is reduced, the information interaction time delay can be reduced by a highly integrated mode, the information interaction efficiency is improved, the stability and the safety of intelligent parking are improved, and the intelligent development requirement of an electric vehicle is effectively met.
In addition, the embodiment of the application also provides an electric automobile, and the intelligent parking controller of the embodiment is arranged on the electric automobile. The electric automobile can realize the intelligent parking function through the highly integrated controller, not only can realize all functions of three domain controllers, but also can effectively reduce the number of the controllers, optimize the length of a wire harness of the whole automobile and reduce the cost of the whole automobile, and the highly integrated mode can also reduce the time delay of information interaction, improve the efficiency of information interaction, improve the stability and the safety of intelligent parking, and effectively meet the intelligent development requirement of the electric automobile.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or N embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "N" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (8)
1. An intelligent parking controller is characterized in that the controller is integrally provided with a first domain controller, a second domain controller, a third domain controller,
the first domain controller is used for controlling the vehicle to keep a running balance state according to vehicle running parameters, controlling the vehicle to execute an automatic parking action according to a parking instruction, controlling the vehicle to execute a braking action according to a braking instruction, controlling a steering mechanism to output an auxiliary torque to assist the vehicle to execute a steering action according to a steering instruction, and controlling a rotating state of a motor according to an instruction of a vehicle controller;
the second domain controller performs information interaction with the first domain controller to acquire vehicle information, controls the vehicle to run according to the vehicle information and the intention of a driver, and controls braking energy feedback of the vehicle, energy management of a driving motor and a power battery, network management, fault diagnosis and processing and vehicle state monitoring;
the third domain controller is used for acquiring the vehicle surrounding environment information acquired by the sensing part and performing information interaction with the first domain controller and the second domain controller so as to control the vehicle to execute an automatic parking action according to the vehicle surrounding environment information and the exchange information.
2. The intelligent parking controller according to claim 1, wherein the first domain controller is integrally provided with a vehicle body stabilizing system, an electronic parking brake system, an electric power steering system, an electronic power assisting system and a motor controller.
3. The intelligent parking controller of claim 1, wherein the second domain controller is provided with a whole vehicle controller and an intelligent domain controller in an integrated manner.
4. The intelligent parking controller of claim 1, wherein at least one intelligent parking control module is integrated with the third domain controller.
5. The intelligent parking controller of claim 1, wherein the first to third domain controllers are connected via an ethernet connection.
6. The intelligent parking controller of claim 1, wherein the sensing component comprises a plurality of ultrasonic radars.
7. The intelligent parking controller of any one of claims 1-6, wherein the first domain controller is a power chassis domain controller, the second domain controller is a full car intelligent domain controller, and the third domain controller is an intelligent parking domain controller.
8. An electric vehicle comprising the intelligent parking controller of any one of claims 1-7.
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| CN202111158814.4A CN113665569A (en) | 2021-09-30 | 2021-09-30 | Intelligent parking controller and electric automobile |
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| CN202111158814.4A CN113665569A (en) | 2021-09-30 | 2021-09-30 | Intelligent parking controller and electric automobile |
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| CN114228701A (en) * | 2021-11-30 | 2022-03-25 | 岚图汽车科技有限公司 | Parking control method and device based on sensor data fusion |
| CN114228701B (en) * | 2021-11-30 | 2023-10-20 | 岚图汽车科技有限公司 | Parking control method and device based on sensor data fusion |
| CN114771488A (en) * | 2022-06-20 | 2022-07-22 | 坤泰车辆***(常州)股份有限公司 | Starting automatic release control method suitable for EPB and EPS integrated scheme |
| CN114771488B (en) * | 2022-06-20 | 2022-09-20 | 坤泰车辆***(常州)股份有限公司 | Starting automatic release control method suitable for EPB and EPS integrated scheme |
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Application publication date: 20211119 |