CN111208760A - New energy automobile universal controller - Google Patents
New energy automobile universal controller Download PDFInfo
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- CN111208760A CN111208760A CN202010027229.XA CN202010027229A CN111208760A CN 111208760 A CN111208760 A CN 111208760A CN 202010027229 A CN202010027229 A CN 202010027229A CN 111208760 A CN111208760 A CN 111208760A
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- controller
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- new energy
- energy automobile
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
Abstract
The invention discloses a universal controller for a new energy automobile, which is characterized by comprising a universal control server, a universal control terminal and a universal control unit. The invention can obviously reduce the development cost, only needs to carry out the matching of the interface and the development work of the software, and only needs to carry out one round of the test and verification work of the hardware, thereby greatly reducing the development time and reducing the development cost; the manufacturing cost of the whole vehicle can be obviously reduced, the cost of a single controller can be reduced, the types and the number of the controllers used by the whole vehicle can be greatly reduced, the cost of the whole vehicle is directly and greatly reduced, and meanwhile, the cost of the whole vehicle can be also greatly reduced due to the reduction of the number of the wire harnesses and the number of the connectors; the standardized universal controller has better maintainability, more reasonable structure of an electric system, lower complexity and better maintainability.
Description
Technical Field
The invention relates to the field of controllers, in particular to a universal controller for a new energy automobile.
Background
The electronic and electric appliance architecture of the current new energy automobile basically adopts the distributed control architecture of the traditional fuel oil automobile, and each key part or area of the automobile is controlled by a large number of special controllers, such as a motor controlled by a Motor Controller (MCU), a body controlled by a Body Controller (BCM), and the like.
These current dedicated controllers have the following drawbacks:
1. the special controller is developed aiming at a specified controlled object, has a fixed interface and a single function, and is difficult to be multiplexed on various controlled objects;
2. the controller has high degree of specialization, high unit price, high development cost and long development period;
3. the hardware resources of the special controller cannot be fully utilized, so that the resource waste is caused;
4. each controller is far away from part of sensors or actuators, a large number of wire harnesses increase the cost of wire harnesses and connectors, and meanwhile, the weight of the whole vehicle is greatly increased.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a universal controller for a new energy automobile.
In order to achieve the purpose, the invention adopts the following technical scheme:
the new energy automobile universal controller is characterized by comprising a universal control server, a universal control terminal and a universal control unit;
the general control server adopts NXP S32Vx series MCU as a domain controller in a central control layer of a general electronic and electrical framework of the new energy automobile, the general control server comprises Ethernet, CAN, CANFD and LIN communication interfaces, and a plurality of general control servers communicate with one another through the Ethernet or CANFD communication interfaces;
the general control terminal adopts NXPS 32K11x series MCU as a general controller in a regional functional layer of a new energy automobile general electronic and electrical framework, the general control terminal comprises a CAN and an LIN communication interface, and the general control terminal and the general control server communicate by adopting the CAN or LIN communication interface;
the general control unit adopts NXP S32K14x series MCU as a general controller in the regional functional layer of the new energy automobile general electronic and electric framework, the general control unit comprises CAN and CANFD communication interfaces, and the general control unit and the general control server communicate by adopting the CAN or CANFD communication interfaces.
Further, the general controller for the new energy automobile is characterized in that the general control server comprises a plurality of analog input/output interfaces, a plurality of digital input/output interfaces and a plurality of audio/video input/output interfaces.
Further, the new energy automobile universal controller is characterized in that the universal control server is used as a gateway for communication between the current domain and other domains, has the functions of signal forwarding and regional safety management, and undertakes calculation execution work of various control functions or algorithms.
Further, the universal controller for the new energy automobile is characterized in that the universal control terminal comprises a plurality of analog input/output interfaces and a plurality of digital input/output interfaces.
Further, the general controller for the new energy automobile is characterized in that the general control terminal is used as a sensing execution controller of a domain controller in the domain and used for local small-quantity signal acquisition or actuator control functions of the new energy automobile.
Furthermore, the universal controller for the new energy automobile is characterized in that the universal control unit comprises a plurality of analog input/output interfaces, a plurality of digital input/output interfaces and a modular expansion interface, and the universal control unit is connected with the expansion module through the modular expansion interface and a connector assembly.
Further, the general controller for the new energy automobile is characterized in that the general control unit is used as a sensing execution controller of a domain controller in the domain, and is used for controlling various electric control related components of the new energy automobile.
Compared with the prior art, the invention has the beneficial effects that:
1. can obviously reduce the development cost
The special controller has single function, and the development work of various controller software and hardware is required to be carried out in parallel aiming at various control objects such as motor batteries and the like, and the test verification work is also required to be carried out independently; the universal controller is used, only the matching of the interface and the development work of software are needed, and the test and verification work of hardware only needs to be performed for one round, so that the development time is greatly reduced, and the development cost is reduced;
2. can obviously reduce the manufacturing cost of the whole vehicle
After the universal controller is adopted, the cost of a single controller is reduced, the types and the number of the controllers used by the whole vehicle are greatly reduced, the cost of the whole vehicle is directly greatly reduced, and meanwhile, the cost of the whole vehicle is also greatly reduced due to the reduction of the number of the wire harnesses and the number of the connectors;
3. standardized universal controller is better maintainable
Compared with the stacked use of various special controllers, the standardized controller has the advantages of more reasonable structure, lower complexity and better maintainability of an electrical system.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a schematic diagram of a new energy vehicle universal controller applied to a three-layer three-domain new energy vehicle universal electronic and electrical architecture according to the present invention;
FIG. 2 is a schematic diagram of the universal control unit of the present invention connected to an expansion module via a modular expansion interface and connector;
in the figure: the system comprises a general control server 1, a general control terminal 2, a general control unit 3, an extension module 4 and a modularized extension interface 5.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1: in this embodiment, the new energy vehicle universal controller is applied to a three-layer three-domain new energy vehicle universal electronic and electrical architecture, which includes three layers, including a central control layer, a regional functional layer, and a terminal interaction layer, including an intelligent driving domain, a vehicle body entertainment domain, and a power domain.
As shown in fig. 1, the new energy automobile universal controller comprises a universal control server 1, a universal control terminal 2 and a universal control unit 3;
the general control server 1 adopts NXP S32Vx series MCU as a domain controller in a central control layer of a new energy automobile general electronic and electrical framework, the general control server comprises Ethernet, CAN, CANFD and LIN communication interfaces, and the three general control servers communicate with each other through the Ethernet or CANFD communication interfaces; the universal control server comprises a plurality of analog quantity input/output interfaces, a plurality of digital quantity input/output interfaces and a plurality of audio/video input/output interfaces; the universal control server is used as a gateway for communication between the current domain and other domains, has the functions of signal forwarding and regional security management, and bears calculation execution work of various control functions or algorithms.
The general control terminal 2 adopts NXPS 32K11x series MCU as a general controller in the regional functional layer of the new energy automobile general electronic and electric framework, the general control terminal comprises CAN and LIN communication interfaces, and the general control terminal and the general control server communicate by adopting the CAN or LIN communication interfaces; the universal control terminal comprises a plurality of analog input/output interfaces and a plurality of digital input/output interfaces; the general control terminal is used as a sensing execution controller of a domain controller in the domain and used for local small-quantity signal acquisition or actuator control functions of the new energy vehicle.
The general control unit 3 adopts NXPS 32K14x series MCU as a general controller in the regional functional layer of the new energy automobile general electronic and electric framework, the general control unit comprises CAN and CANFD communication interfaces, and the general control unit and the general control server communicate by adopting the CAN or CANFD communication interfaces; the universal control unit comprises a plurality of analog input/output interfaces, a plurality of digital input/output interfaces and a modular expansion interface 5, as shown in fig. 2, the universal control unit 3 is connected with an expansion module 4 through the modular expansion interface 5 and a connector; the general control unit is used as a sensing execution controller of the domain controller in the domain and is used for controlling various electric control related components of the new energy automobile.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The new energy automobile universal controller is characterized by comprising a universal control server, a universal control terminal and a universal control unit;
the general control server adopts NXP S32Vx series MCU as a domain controller in a central control layer of a general electronic and electrical framework of the new energy automobile, the general control server comprises Ethernet, CAN, CANFD and LIN communication interfaces, and a plurality of general control servers communicate with one another through the Ethernet or CANFD communication interfaces;
the general control terminal adopts NXPS 32K11x series MCU as a general controller in a regional functional layer of a new energy automobile general electronic and electrical framework, the general control terminal comprises a CAN and an LIN communication interface, and the general control terminal and the general control server communicate by adopting the CAN or LIN communication interface;
the general control unit adopts NXP S32K14x series MCU as a general controller in the regional functional layer of the new energy automobile general electronic and electric framework, the general control unit comprises CAN and CANFD communication interfaces, and the general control unit and the general control server communicate by adopting the CAN or CANFD communication interfaces.
2. The universal controller for the new energy automobile as claimed in claim 1, wherein the universal control server comprises a plurality of analog input/output interfaces, a plurality of digital input/output interfaces, and a plurality of audio/video input/output interfaces.
3. The universal controller for the new energy automobile as claimed in claim 2, wherein the universal control server is used as a gateway for communication between the current domain and other domains, has both signal forwarding and regional security management functions, and undertakes calculation execution work of various control functions or algorithms.
4. The universal controller for the new energy automobile as claimed in claim 1, wherein the universal control terminal comprises a plurality of analog input/output interfaces and a plurality of digital input/output interfaces.
5. The general controller for the new energy automobile according to claim 4, wherein the general control terminal is used as a sensing execution controller of a domain controller in the region, and is used for local small signal acquisition or actuator control functions of the new energy automobile.
6. The universal controller for the new energy automobile as claimed in claim 1, wherein the universal control unit comprises a plurality of analog input/output interfaces, a plurality of digital input/output interfaces and a modular expansion interface, and the universal control unit is connected with the expansion module through the modular expansion interface and a connector.
7. The universal controller for the new energy automobile according to claim 6, wherein the universal control unit is used as a sensing execution controller of a domain controller in the domain, and is used for controlling various electric control related components of the new energy automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010027229.XA CN111208760A (en) | 2020-01-10 | 2020-01-10 | New energy automobile universal controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010027229.XA CN111208760A (en) | 2020-01-10 | 2020-01-10 | New energy automobile universal controller |
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| CN111208760A true CN111208760A (en) | 2020-05-29 |
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