CN202929442U - Automobile CAN network control system - Google Patents
Automobile CAN network control system Download PDFInfo
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- CN202929442U CN202929442U CN201220533828XU CN201220533828U CN202929442U CN 202929442 U CN202929442 U CN 202929442U CN 201220533828X U CN201220533828X U CN 201220533828XU CN 201220533828 U CN201220533828 U CN 201220533828U CN 202929442 U CN202929442 U CN 202929442U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model discloses an automobile CAN network control system, which comprises a system network entrance, a high speed CAN channel, a low speed CAN channel, a dynamic control system, an additional dynamic control system, a chassis and auxiliary driving system, a security system, an infotainment system, an automobile body control system. the dynamic control system, the additional dynamic control system, the chassis and auxiliary driving system and the security system are connected to the system network entrance through the high speed CAN channel, and the infotainment system and the automobile body control system are connected to the system network entrance through the low speed CAN channel. The high speed CAN and low speed CAN are employed for respective arrangement, thereby the stability of the system can be increased. A reasonable system distribution can enhance the development performance of whole network; and the automobile CAN network control system has better adaptability for performance automobile, especially electric automobile or hybrid vehicle.
Description
Technical field
The utility model relates to a kind of vehicle control network system, more particularly, relates to a kind of automotive CAN network control system.
Background technology
At present, CAN agreement and network system thereof become the computer networking technology basis of vehicle netbios generally to be accepted by Global Auto manufacturer.CAN (Controller Area Network) is controller local area network, is one of most widely used fieldbus in the world.CAN is the serial data communication bus of a kind of many masters' working method, the Basic Design code requirement has high bit rate, high resistance electromagnetic interference (EMI) and can detect most of mistake of appearance, when signal transmission distance reached 10 kilometers, CAN still can provide the message transmission rate up to 50Kbps.
Present electric automobile or hybrid vehicle, the electromagnetic environment of car load and the difference of common petrol and diesel oil automobile are very large, and the CAN system applies needs the factor considered more on new-energy automobile.
Summary of the invention
The deficiency that the utility model exists in order to overcome prior art provides a kind of automotive CAN network control system that superperformance is arranged on new-energy automobile.
the utility model is achieved through the following technical solutions: a kind of automotive CAN network control system, comprise system gateway, the high-speed CAN passage, low speed CAN passage, the power control system, the additional power hierarchy of control, chassis and auxiliary driving system, security system, the Infotainment system, the Body Control system, described power control system, the additional power hierarchy of control, chassis and auxiliary driving system, security system is connected with described system gateway by described high-speed CAN passage respectively, described Infotainment system, the Body Control system is connected with described system gateway by described low speed CAN passage respectively.
Described power control system comprises drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit, described drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit are connected in parallel, and described drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit are connected with described system gateway by described high-speed CAN passage.
Described chassis and auxiliary driving system comprise electronics liquid from brake units, semi-active suspension unit, the electric power steering unit, described electronics liquid is connected in parallel from brake units, semi-active suspension system, electric power steering unit, and described electronics liquid is connected with described system gateway by described high-speed CAN passage from brake units, semi-active suspension system, electric power steering unit.
Described security system comprises anti-lock braking system, air bag unit, active safety unit, anticollision unit, described anti-lock braking system, air bag unit, active safety unit, anticollision unit is connected in parallel, and described anti-lock braking system, air bag unit, active safety unit, anticollision unit is connected with described system gateway by described high-speed CAN passage.
Described Infotainment system comprises radar for backing car unit, combination instrument unit, GPS unit, digital sound unit, described radar for backing car unit, combination instrument unit, GPS unit, digital sound unit is connected in parallel, and described radar for backing car unit, combination instrument unit, GPS unit, digital sound unit is connected with described system gateway by described low speed CAN passage.
Described Body Control system comprises remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit, described remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit is connected in parallel, and described remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit is connected with described system gateway by described low speed CAN passage.
The described additional power hierarchy of control comprises that motor power reclaims control module, and described motor power reclaims control module and is connected with described system gateway by described high-speed CAN passage.
preferably, described Infotainment system also comprises the back-up video unit, the DVD unit, the mobile video unit, hands-free bluetooth unit, described back-up video unit, the DVD unit, the mobile video unit, hands-free bluetooth unit is connected in parallel, and with described radar for backing car unit, the combination instrument unit, the GPS unit, the digital sound unit is connected in parallel, described back-up video unit, the DVD unit, the mobile video unit, hands-free bluetooth unit, the radar for backing car unit, the combination instrument unit, the GPS unit, the digital sound unit is connected with described system gateway by described low speed CAN passage.
The beneficial effects of the utility model are: 1. sampling high-speed CAN and low speed CAN arrange respectively, improve Systems balanth.2. the distribution of each system of reasonable distribution is strengthened the expansion of whole network; 3. for performance automobiles, especially electric automobile or hybrid vehicle have better adaptability.
Description of drawings
Fig. 1 is the architectural schematic of the utility model automotive CAN network control system.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the utility model is described in detail.
As shown in Figure 1, a kind of automotive CAN network control system, comprise system gateway, high-speed CAN passage, low speed CAN passage, power control system, the additional power hierarchy of control, chassis and auxiliary driving system, security system, Infotainment system, Body Control system, described power control system, the additional power hierarchy of control, chassis are connected with described system gateway by described high-speed CAN passage respectively with auxiliary driving system, security system, and described Infotainment system, Body Control system are connected with described system gateway by described low speed CAN passage respectively.
Described power control system comprises drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit, described drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit are connected in parallel, and are connected with described system gateway by described high-speed CAN passage.The described additional power hierarchy of control comprises that motor power reclaims control module, and described motor power reclaims control module and is connected with described system gateway by described high-speed CAN passage.
The power control system is mainly used in the power system of automobile is controlled and adjusted.The additional power hierarchy of control is controlled the power recovery of automobile, makes the power consumption of car load and capability of environmental protection better.
Described chassis and auxiliary driving system comprise electronics liquid from brake units, semi-active suspension unit, the electric power steering unit, described electronics liquid is connected in parallel from brake units, semi-active suspension system, electric power steering unit, is connected with described system gateway by described high-speed CAN passage.
Described security system comprises anti-lock braking system, air bag unit, active safety unit, anticollision unit, described anti-lock braking system, air bag unit, active safety unit, anticollision unit is connected in parallel, and is connected with described system gateway by described high-speed CAN passage.
Described Infotainment system comprises radar for backing car unit, combination instrument unit, GPS unit, digital sound unit, back-up video unit, DVD unit, mobile video unit, hands-free bluetooth unit, described radar for backing car unit, combination instrument unit, GPS unit, digital sound unit, back-up video unit, DVD unit, mobile video unit, hands-free bluetooth unit are connected in parallel, and are connected with described system gateway by described low speed CAN passage.
Described Body Control system comprises remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit, described remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit is connected in parallel, and is connected with described system gateway by described low speed CAN passage.
In addition, automotive CAN network control system of the present utility model also comprises the add-on security system, is connected with described system gateway by described low speed CAN passage, and described add-on security system comprises the tire pressure monitoring unit.
Consider the CAN network system of car load, need to consider following aspect: establish application layer protocol specification, avoid the conflict of discrete message stream; Establish rational node installation position, make system's thermal equilibrium and electric current distribute reasonable; Number of nodes reasonable in design makes systematic economy and reliable; Rationally use ID to distribute, correctly use segment data; Distribute tolerable time delay, ensure rational bus utilization rate; Distribute priority level according to the importance of signal; Simplify and optimal design, reduce system cost; Guarantee that each node baud rate of network is in allowed band; The integral body of Electro Magnetic Compatibility is considered; The shock resistance of each node module of system is considered.
The automobile of different model is owing to using different gasoline engine, diesel engines can cause different environmental interference (difference of firing system, injection system).The voltage prescription dosage regulating device impact of different qualities is also very large.Different wire harness layouts, different ground wires distribute and all can form different car load environment.If can not effectively handle these factors well, the automobile electronic system of your design even can cause the serious consequence of equipment burnout with regard to impossible steady operation.
For the car load electromagnetic compatible environment, utility model people has done following consideration: equipment point of distance ignition system.Due to the vehicle reason, beam distance can't guarantee, has therefore used high-voltage shielding line, and has done commonly and process.Signal input line adds protruding ripple absorption circuit.Signal input line interpolation low-pass filtering loop.Software is synchronously processed, and processing is avoided in interference.After treatment, when vehicle operation, remove accumulator, only by the magneto generator common-battery, working stability is reliable in system.
The automotive CAN network control system that the utility model proposes is mainly used in hybrid vehicle and pure electric automobile.Certainly, also can be applied in the general-utility cars such as common gasoline or diesel oil.
Should be noted that at last; above content is only in order to illustrate the technical solution of the utility model; but not to the restriction of the utility model protection domain; the simple modification that those of ordinary skill in the art carries out the technical solution of the utility model or be equal to replacement does not all break away from essence and the scope of technical solutions of the utility model.
Claims (8)
1. automotive CAN network control system, it is characterized in that: comprise system gateway, high-speed CAN passage, low speed CAN passage, power control system, the additional power hierarchy of control, chassis and auxiliary driving system, security system, Infotainment system, Body Control system, described power control system, the additional power hierarchy of control, chassis are connected with described system gateway by described high-speed CAN passage respectively with auxiliary driving system, security system, and described Infotainment system, Body Control system are connected with described system gateway by described low speed CAN passage respectively.
2. automotive CAN network control system according to claim 1, it is characterized in that: described power control system comprises drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit, described drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit are connected in parallel, and described drive and control of electric machine unit, gear control module, DC/DC control module, BMS battery management unit are connected with described system gateway by described high-speed CAN passage.
3. automotive CAN network control system according to claim 1, it is characterized in that: described chassis and auxiliary driving system comprise electronics liquid from brake units, semi-active suspension unit, the electric power steering unit, described electronics liquid is connected in parallel from brake units, semi-active suspension system, electric power steering unit, and described electronics liquid is connected with described system gateway by described high-speed CAN passage from brake units, semi-active suspension system, electric power steering unit.
4. automotive CAN network control system according to claim 1, it is characterized in that: described security system comprises anti-lock braking system, air bag unit, active safety unit, anticollision unit, described anti-lock braking system, air bag unit, active safety unit, anticollision unit is connected in parallel, and described anti-lock braking system, air bag unit, active safety unit, anticollision unit is connected with described system gateway by described high-speed CAN passage.
5. automotive CAN network control system according to claim 1, it is characterized in that: described Infotainment system comprises radar for backing car unit, combination instrument unit, GPS unit, digital sound unit, described radar for backing car unit, combination instrument unit, GPS unit, digital sound unit is connected in parallel, and described radar for backing car unit, combination instrument unit, GPS unit, digital sound unit is connected with described system gateway by described low speed CAN passage.
6. automotive CAN network control system according to claim 1, it is characterized in that: described Body Control system comprises remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit, described remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit is connected in parallel, and described remote control gate lock unit, anterior control module, central control unit, door control unit, End-Management unit is connected with described system gateway by described low speed CAN passage.
7. automotive CAN network control system according to claim 1, it is characterized in that: the described additional power hierarchy of control comprises that motor power reclaims control module, and described motor power reclaims control module and is connected with described system gateway by described high-speed CAN passage.
8. automotive CAN network control system according to claim 3, it is characterized in that: described chassis and auxiliary driving system also comprise the adaptive cruise control module, described adaptive cruise control module and described electronics liquid are connected in parallel from brake units, semi-active suspension system, electric power steering unit, and described back-up video unit, DVD unit, mobile video unit, hands-free bluetooth unit, radar for backing car unit, combination instrument unit, GPS unit, digital sound unit is connected with described system gateway by described high-speed CAN passage.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220533828XU CN202929442U (en) | 2012-10-18 | 2012-10-18 | Automobile CAN network control system |
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| CN201220533828XU CN202929442U (en) | 2012-10-18 | 2012-10-18 | Automobile CAN network control system |
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| CN202929442U true CN202929442U (en) | 2013-05-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935831A (en) * | 2012-10-18 | 2013-02-20 | 上海迈拓汽车技术有限公司 | Automobile CAN (controller area network) network control system |
| CN103692982A (en) * | 2013-12-13 | 2014-04-02 | 东风柳州汽车有限公司 | Automotive electrical appliance load control device and control method thereof |
| CN106027244A (en) * | 2016-07-22 | 2016-10-12 | 北京航空航天大学 | Integrated distributed electric automobile controller secure communication method and system |
-
2012
- 2012-10-18 CN CN201220533828XU patent/CN202929442U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935831A (en) * | 2012-10-18 | 2013-02-20 | 上海迈拓汽车技术有限公司 | Automobile CAN (controller area network) network control system |
| CN102935831B (en) * | 2012-10-18 | 2016-06-08 | 上海迈拓汽车技术有限公司 | A kind of automotive CAN network control system |
| CN103692982A (en) * | 2013-12-13 | 2014-04-02 | 东风柳州汽车有限公司 | Automotive electrical appliance load control device and control method thereof |
| CN106027244A (en) * | 2016-07-22 | 2016-10-12 | 北京航空航天大学 | Integrated distributed electric automobile controller secure communication method and system |
| CN106027244B (en) * | 2016-07-22 | 2019-06-25 | 北京航空航天大学 | A kind of integrated distributed electric vehicle controller safety communicating method and system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151018 |
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| EXPY | Termination of patent right or utility model |