CN205725809U - A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet - Google Patents
A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet Download PDFInfo
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- CN205725809U CN205725809U CN201620289895.XU CN201620289895U CN205725809U CN 205725809 U CN205725809 U CN 205725809U CN 201620289895 U CN201620289895 U CN 201620289895U CN 205725809 U CN205725809 U CN 205725809U
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
- H04L2012/421—Interconnected ring systems
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- Engineering & Computer Science (AREA)
- Small-Scale Networks (AREA)
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Abstract
This utility model relates to a kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet, communicate independently of one another including two or more, ring local-area network that function is different, in the described network architecture, one entire car controller (1) is as the common node of each described ring local-area network, described entire car controller (1) is provided with many docking ports, the corresponding ring local-area network of every docking port.Compared with prior art, this utility model can realize each ring local-area network and runs simultaneously；The traffic direction of each ring local-area network all includes clockwise and counterclockwise, it is ensured that communication reliability；Steering control system and braking control system are redundancy structure, it is ensured that reliability and safety.
Description
Technical field
This utility model relates to a kind of electric automobile architectures of communication networks, especially relates to a kind of based on vehicle-mounted ether
The electric automobile distributed ring architectures of communication networks of net.
Background technology
Intelligent vehicle is the inexorable trend of future automobile development, and the design of communication network topology structure is that intelligent vehicle is most important
One of technology.In intelligent vehicle running, in order to monitor intelligent vehicle running status, realize intelligent vehicle fault and examine
Breaking, reach the purposes such as intelligent vehicle operation automatically controls, in car, dependent surveillance and control equipment can produce a large amount of and intelligent
Car running status, intelligent vehicle fault diagnosis, intelligent vehicle run the data that control instruction is relevant.The generation of these data
It is often positioned among different mobile units with consumption, so that at one communication network of intelligent vehicle internal build,
These data are produced device transmission to its consumer device from it.Intelligent vehicle communication network can be carry thereon
Terminal unit provides end-to-end data transport service.Based on different communication technology and the communication network of different topology type
The safety of network, real-time, reliability and related communication performance indications also exist bigger difference.Thus, open
The communication network sending communication technology based on higher performance and relatively reliable topological classification is always track traffic
The important research content that in communication technical field, intelligent vehicle network controls.
Ethernet is the base band office being created by Xerox company and being developed jointly by Xerox, Intel and DEC
Territory network planning model, is the most general communication protocol standard of current existing LAN employing, is also most widely used
LAN.Ethernet initially enters vehicle-mounted LAN system in recent years, opens from the image transmission system of vehicle-mounted camera
Beginning, its range of application gradually expands the systems such as information, safety and control to.
At present, the communication network of intelligent vehicle uses bus type topological structure.Although bus type topological structure possesses higher
Safety and real-time, but due to many-sided reason such as himself physical characteristic, technical characterstic, topological classification,
Make it difficult to possess higher reliability and preferable network performance index (such as transfer rate, bandwidth etc.).This
Subsequent development is made to realize such as vehicle-mounted data single-point high speed upload and download, instruct the data of intelligent vehicle warehouse-in maintenance certainly
Dynamic transmission, the high-speed transfer of in-car entertainment multi-medium data, the transmission etc. of fault diagnosis data relate to intelligent vehicle information
Application function in terms of changing and being intelligent receives greatly restriction.
In recent years, owing to enriching constantly of automobile function, reliability and autgmentability have become as automotive communication network
Important element.Even if ring topology network has an advantage in that because intermediate node is wrong, ring topology net
Network can also pass through other path communication, it is possible to guarantees the reliability of network.But, configure ring topology net
This kind of typical method of network has the disadvantage that because the method is simply ring-type interested to connecting node, institute
Reduce with the autgmentability of network.Such as, because supporting the quantity limit of the ethernet port of the node of ring topology network
In two, so being difficult to the network that configuration is variously-shaped.And, once ring topology network is configured, and will not examine
Consider the network being connected in addition to respective annular topological network, and be difficult to the some system integrating that will have previously set up
With manage into single network.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and a kind of reliability is provided
Height, autgmentability and real-time electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet, it is characterised in that include
The ring local-area network that two or more communicates independently of one another, function is different, in the described network architecture, a car load control
Device processed is as the common node of each described ring local-area network, and described entire car controller is provided with many docking ports, every pair
The corresponding ring local-area network of interface.
Described ring local-area network includes the first annular LAN transmitting thermoacoustic prime engine data.
Described first annular LAN is closed-loop structure, the node of first annular LAN include entire car controller,
Battery management system, voltage changer, steering control system, electric boosting steering system, braking control system,
Driving control system, body control system, onboard diagnostic system and Vehicular charger, described steering control system
It is respectively equipped with two or more with braking control system, is redundancy structure.
Described ring local-area network includes the second ring local-area network of transmitting multimedia data, the second described annular office
Territory net is open loop or closed loop.
The node of the second described ring local-area network include entire car controller, context aware systems, triones navigation system,
Car and external information exchange system, long distance control system, human-computer exchange system and vehicle entertainment system.
Described context aware systems includes setting to be grown away from radar, photographic head, supersonic generator and short distance radar,
Described length is arranged on car load front end away from radar and photographic head, and described short distance radar is provided with 4, is separately positioned on
All around, described supersonic generator is provided with 24 to car load, and wherein car load front-end and back-end are respectively equipped with 4
Individual, car load left end and right-hand member are respectively equipped with 8, and context aware systems induction range covers motor vehicle environment level
360°。
Each described ring local-area network uses Ethernet to communicate, and each node is integrated with Ethernet switch respectively,
Each Ethernet switch is equipped with the connection interface for forming described ring local-area network and for expanding other merit
The expansion interface of energy, the Ethernet switch on entire car controller is provided with diagnosis interface.
Each described ring local-area network uses Ethernet to communicate, and each node is integrated with Ethernet switch respectively,
By the port of Ethernet switch is configured, ring local-area network is isolated into the local of communication independently of one another
Net, is used for transmitting different types of data, and each Ethernet switch has for forming described ring local-area network
Connecting interface and for expanding the expansion interface of other function, the Ethernet switch on entire car controller also has diagnosis
Interface.Each intra-node can use Ethernet interface to use Ethernet to communicate, such as context aware systems；Or
Use the gateway being convertible into other network, use other network to communicate, such as body control system.
Compared with prior art, this utility model has the advantage that
(1) network architecture includes the ring local-area network that two or more communicates independently of one another, the joint of each ring local-area network
Point comprises same entire car controller, and can realize each ring local-area network runs simultaneously, and transmits dissimilar number respectively
According to.
(2) ring local-area network includes first annular LAN and the transmitting multimedia data transmitting thermoacoustic prime engine data
The second ring local-area network, it is possible to reach to transmit intelligent vehicle simultaneously and run control instruction, running state data and diagnosis
The purpose of data.
(3) steering control system and braking control system are respectively equipped with two or more, are redundancy structure, it is ensured that
Reliability and safety.
(4) context aware systems induction range covers motor vehicle environment level 360 °, and information covers wide.
(5) first annular LAN is closed loop, and the second described ring local-area network is open loop or closed loop, adapts to not
With failure tolerant requirements different in network.
(6) each ring local-area network uses Ethernet to communicate, and each node is integrated with Ethernet switch respectively,
By the port of Ethernet switch is configured, ring local-area network is isolated into the local of communication independently of one another
Net, is used for transmitting different types of data, and each Ethernet switch has the connection for forming ring local-area network
Interface and for expanding the expansion interface of other function, the also diagnosis of the Ethernet switch on entire car controller connects
Mouthful, it is simple to carry out Function Extension.
Accompanying drawing explanation
Fig. 1 is this utility model network system architecture schematic diagram；
Fig. 2 is this utility model context aware systems network architecture schematic diagram；
Fig. 3 is this utility model body control system network architecture schematic diagram.
Reference:
1 entire car controller
2 battery management systems
3 Ethernet switches
4 voltage changers
5 gateways or Ethernet interface
6 steering control systems
7 steering control systems
8 electric boosting steering systems
9 braking control systems
10 braking control systems
11 driving control systems
12 body control systems
121 vehicle windows
122 car mirrors
123 locks
124 seats
14 Vehicular chargers
15 with or without channel
16 context aware systems
161 is long away from radar
162 photographic head
163 supersonic generators
164 short distance radars
165 Ethernet interfaces
17 channels clockwise
18 triones navigation systems
19 channels counterclockwise
20 cars and external information exchange system
21 long distance control systems
22 man-machine interactive systems
23 vehicle entertainment system
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.The present embodiment is new with this practicality
Implement premised on type technical scheme, give detailed embodiment and concrete operating process, but this practicality
Novel protection domain is not limited to following embodiment.
Embodiment
As it is shown in figure 1, a kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet, including
Two communication independent of one another, the ring local-area network that function is different, the node of each ring local-area network comprises same car load
Each ring local-area network is connected together by controller 1, i.e. entire car controller 1 by Ethernet switch.For guaranteeing
Communication reliability, the traffic direction of each ring local-area network all includes clockwise and counterclockwise, i.e. channel bag
Include channel 17 clockwise and channel counterclockwise 19.
Ring local-area network includes the first annular LAN transmitting thermoacoustic prime engine data, the node of first annular LAN
Including entire car controller 1, battery management system 2, voltage changer 4, steering control system 6,7, electronic help
Power steering 8, braking control system 9,10, driving control system 11, body control system 12, vehicle-mounted examine
Disconnected system 13 and Vehicular charger 14.Wherein steering control system 6 is as the redundancy of steering control system 7, system
Autocontrol system 9 is as the redundancy of braking control system 10, it is ensured that reliability of operation and safety.This annular
Failure tolerant is required higher by LAN, and therefore this ring local-area network must be closed loop.
In first annular LAN, the data of transmission are provided with byte restriction and redundancy.Byte limits particular content according to tool
Depending on body transmission requirement, it is therefore an objective to ensure real-time and the reliability of data transmission.
Data in first annular LAN are positive sequence and backward transmission respectively in both direction clockwise and anticlockwise,
Backward sends and i.e. refers to send the content of Frame in turn.Receiving node timing more clockwise positive sequence and
The transmission data of backward are the most identical, and anticlockwise positive sequence is the most identical with the transmission data of backward, is equivalent to
A kind of verification scheme, it is judged that whether transmitting procedure makes mistakes.
Ring local-area network also includes the second ring local-area network of transmitting multimedia data, the joint of the second ring local-area network
Point includes that entire car controller 1, context aware systems 16, triones navigation system 18, car with external information exchange are
System 20, long distance control system 21, human-computer exchange system 22 and vehicle entertainment system 23.Wherein, environment sensing
System 16 includes long away from radar 161, photographic head 162, supersonic generator 163 and short distance radar 164,
Described length is arranged on car load front end away from radar 161 and photographic head 162, and described short distance radar 164 is provided with 4
Individual, it is separately positioned on car load all around, described supersonic generator 163 is provided with 24, wherein before car load
End and rear end are respectively equipped with 4, and car load left end and right-hand member are respectively equipped with 8, and context aware systems 16 senses model
Enclose covering motor vehicle environment level 360 °.
Failure tolerant is required relatively low by this ring local-area network, and therefore this ring local-area network can select open loop or closed loop by choice-start,
Connect herein as Fig. 1 dotted line represents to may select in the car load exploited in communication stage or disconnect；To real-time and can
Requiring relatively low by property, every frame limits without byte, sends irredundant.
Communication trunk network, the most each ring local-area network use Ethernet communicate, each node be integrated with respectively with
Too network switch 3, too network switch 3 include voltage changer 4 and gateway or Ethernet interface 5, by
The too port of network switch 3 configures, and ring local-area network is isolated into the LAN of communication independently of one another, is used for
Transmitting different types of data, each Ethernet switch 3 has and connects for the connection forming described ring local-area network
Mouthful and for expanding the expansion interface of other function, the Ethernet switch 3 also diagnosis on entire car controller 1 connects
Mouthful.Communication trunk network uses Ethernet, and each internal system can use Ethernet interface to continue to use Ethernet to carry out
Communication, such as context aware systems, as shown in Figure 2；Or use the gateway being convertible into other network, use it
Its network communicates, such as the body control system 12 shown in Fig. 3, including gateway or Ethernet interface 5, net
Close or Ethernet interface 5 is connected with car mirror 122, vehicle window 121, lock 123, seat 124.
The distributed ring topological smart car communication network based on Ethernet that this utility model provides can not only reach
Run control instruction, running state data and the purpose of diagnosis data to transmission intelligent vehicle, and enhance car Intranet
Safety, real-time and the reliability of network communication, has shortened car inner cable length, facilitates subsequent expansion application
Exploitation.
Claims (7)
1. an electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet, it is characterised in that
Communicate independently of one another including two or more, ring local-area network that function is different, in the described network architecture, one is whole
Vehicle controller (1) is as the common node of each described ring local-area network, and described entire car controller (1) is provided with
Many docking ports, the corresponding ring local-area network of every docking port.
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 1
Network framework, it is characterised in that described ring local-area network includes the first annular LAN transmitting thermoacoustic prime engine data.
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 2
Network framework, described first annular LAN is closed-loop structure, and the node of first annular LAN includes full-vehicle control
Device (1), battery management system (2), voltage changer (4), steering control system (6,7), electric boosted
Steering (8), braking control system (9,10), driving control system (11), body control system (12),
Onboard diagnostic system (13) and Vehicular charger (14), described steering control system (6,7) and braking control
System processed (9,10) is respectively equipped with two or more, is redundancy structure.
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 1
Network framework, it is characterised in that described ring local-area network includes the second ring local-area network of transmitting multimedia data,
The second described ring local-area network is open loop or closed loop.
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 4
Network framework, it is characterised in that the node of the second described ring local-area network includes entire car controller (1), environment sense
Know system (16), triones navigation system (18), car and external information exchange system (20), long distance control system
(21), human-computer exchange system (22) and vehicle entertainment system (23).
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 5
Network framework, it is characterised in that described context aware systems (16) includes setting length away from radar (161), photographic head
(162), supersonic generator (163) and short distance radar (164), described length is away from radar (161) and shooting
Head (162) is arranged on car load front end, and described short distance radar (164) is provided with 4, before being separately positioned on car load
Rear left and right, described supersonic generator (163) is provided with 24, and wherein car load front-end and back-end are respectively equipped with 4
Individual, car load left end and right-hand member are respectively equipped with 8, and context aware systems (16) induction range covers motor vehicle environment water
Flat 360 °.
A kind of electric automobile distributed ring communication network based on vehicle-mounted Ethernet the most according to claim 1
Network framework, it is characterised in that each described ring local-area network uses Ethernet to communicate, and each node is the most integrated
Ethernet switch, each Ethernet switch be equipped with the connection interface for forming described ring local-area network and
For expanding the expansion interface of other function, the Ethernet switch on entire car controller (1) is provided with diagnosis interface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620289895.XU CN205725809U (en) | 2016-04-08 | 2016-04-08 | A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
| CN201610216527.7A CN105703993B (en) | 2016-04-08 | 2016-04-08 | A kind of electric vehicle distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620289895.XU CN205725809U (en) | 2016-04-08 | 2016-04-08 | A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
| CN201610216527.7A CN105703993B (en) | 2016-04-08 | 2016-04-08 | A kind of electric vehicle distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
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| CN205725809U true CN205725809U (en) | 2016-11-23 |
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| CN201610216527.7A Active CN105703993B (en) | 2016-04-08 | 2016-04-08 | A kind of electric vehicle distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703993A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Vehicle Ethernet based electric automobile distributed annular communication network architecture |
| CN108415414A (en) * | 2018-01-12 | 2018-08-17 | 伍斯龙 | A kind of distribution automatic traveling crane navigation system |
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| CN107696995A (en) * | 2016-08-08 | 2018-02-16 | 比亚迪股份有限公司 | On-vehicle control apparatus, method and automobile |
| CN106969773A (en) * | 2017-04-19 | 2017-07-21 | 上海赫千电子科技有限公司 | Distributed navigation system |
| CN107197007B (en) * | 2017-05-07 | 2020-05-08 | 北京航空航天大学 | Communication method of electric vehicle domain-division mesh communication network architecture based on vehicle-mounted Ethernet |
| JP6969528B2 (en) * | 2018-09-25 | 2021-11-24 | 株式会社オートネットワーク技術研究所 | Relay system |
| CN109263581A (en) * | 2018-11-08 | 2019-01-25 | 湖北汽车工业学院 | A kind of real-time commitment method for automatic driving vehicle |
| CN114900463A (en) * | 2019-05-13 | 2022-08-12 | 华为技术有限公司 | In-vehicle communication system, in-vehicle communication method and device |
| JP7354600B2 (en) * | 2019-06-10 | 2023-10-03 | マツダ株式会社 | In-vehicle network system |
| JP7201555B2 (en) * | 2019-08-30 | 2023-01-10 | トヨタ自動車株式会社 | In-vehicle network system |
| CN113721447B (en) * | 2020-05-26 | 2023-08-25 | 北京机械设备研究所 | Vehicle control system based on redundancy reconfiguration and control method |
| CN116349208A (en) * | 2020-09-25 | 2023-06-27 | 华为技术有限公司 | Routing method and data forwarding system |
| CN113162719A (en) * | 2021-02-25 | 2021-07-23 | 上海赫千电子科技有限公司 | Annular network data communication architecture based on optical fiber vehicle-mounted Ethernet |
| CN113625622A (en) * | 2021-07-26 | 2021-11-09 | 东风汽车集团股份有限公司 | Data redundancy transmission system based on zone controller |
| CN113859148A (en) * | 2021-09-09 | 2021-12-31 | 北京新能源汽车股份有限公司 | Vehicle control system and method and vehicle |
| CN113655708B (en) * | 2021-10-21 | 2022-03-25 | 北京理工大学深圳汽车研究院(电动车辆国家工程实验室深圳研究院) | Intelligent vehicle diagonal equal-hop heterogeneous composite redundancy domain architecture |
| CN114389914A (en) * | 2021-12-31 | 2022-04-22 | 优跑汽车技术(上海)有限公司 | Vehicle looped network communication redundant network architecture based on zone controller and communication method |
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| CN103685560B (en) * | 2013-12-30 | 2017-08-25 | 长城汽车股份有限公司 | A kind of network structure of automobile electronic system |
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| CN205725809U (en) * | 2016-04-08 | 2016-11-23 | 同济大学 | A kind of electric automobile distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
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- 2016-04-08 CN CN201610216527.7A patent/CN105703993B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703993A (en) * | 2016-04-08 | 2016-06-22 | 同济大学 | Vehicle Ethernet based electric automobile distributed annular communication network architecture |
| CN105703993B (en) * | 2016-04-08 | 2018-10-26 | 同济大学 | A kind of electric vehicle distributed ring architectures of communication networks based on vehicle-mounted Ethernet |
| CN108415414A (en) * | 2018-01-12 | 2018-08-17 | 伍斯龙 | A kind of distribution automatic traveling crane navigation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105703993A (en) | 2016-06-22 |
| CN105703993B (en) | 2018-10-26 |
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