CN108153272A - Vehicle bus electronic module failure restarts rear bus behavior guard method and its system - Google Patents
Vehicle bus electronic module failure restarts rear bus behavior guard method and its system Download PDFInfo
- Publication number
- CN108153272A CN108153272A CN201611107817.4A CN201611107817A CN108153272A CN 108153272 A CN108153272 A CN 108153272A CN 201611107817 A CN201611107817 A CN 201611107817A CN 108153272 A CN108153272 A CN 108153272A
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- Prior art keywords
- bus
- electronic module
- vehicle
- network management
- failure
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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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/12—Avoiding congestion; Recovering from congestion
-
- 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
- G05B2219/24065—Real time diagnostics
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Small-Scale Networks (AREA)
- Debugging And Monitoring (AREA)
Abstract
The present invention relates to a kind of vehicle bus electronic module failures to restart rear bus behavior guard method and protection system.This method includes following step successively：Electronic module failure reboot step, the electronic module to break down restart and restore the communication with bus；Network management request forwarding step restores and in the stipulated time after bus communication, electronic module is to bus broadcast network management request in the electronic module；Status information forwarding step, other electronic modules being connect with bus send current whole vehicle state information to bus according to the network management request；And state information acquisition step, the electronic module to break down obtain the current whole vehicle state information from bus.It can solve the problems, such as that caused bus behavior is inconsistent after the failure of electronic module is restarted according to the present invention, can realize that electronic module restarts the fast quick-recovery of function.
Description
Technical field
The present invention relates to vehicle control technologies, restart rear bus behavior more particularly to vehicle bus electronic module failure and protect
Maintaining method and vehicle bus electronic module failure restart rear bus system of behavior.
Background technology
Now with the raising of finished vehicle electronic degree, electronic module later will due to breaking down to restart on vehicle bus
The behavior with other electronic modules can be caused inconsistent.At present, in vehicle Communication Engineering when encountering the accidental failure of electronic module
Restart after phenomenon in behavior it is inconsistent can cause security risk and the puzzlement using client, at present for acting class in industry
The whole vehicle state of type generally can be primary to the broadcast of vehicle other electronic modules, when this kind of signal is lost due to various reasons, and
When receiving the electronic nodes of new situation and having used the default value area inconsistent with current state to carry out logical calculated, it can cause very
Big security risk, therefore be badly in need of a kind of safely and effectively mechanism and go to ensure down to ensure safety in this extreme operating condition.
The conventional measure to solve the above problems at present mainly has following scheme.Electronic module is from functional plane by vehicle bus
Upper all states（Contain the whole vehicle state for the type of action described above）Bus is sent to by periodic mode,
So as to ensure the consistent of bus behavior.In this solution, all whole vehicle states are all defined as periodically sending
To bus, after phenomenon is restarted after electronic module occur and failure having occurred, in next state sending cycle, this electronics
Module, which can also synchronize, receives all status informations on Current bus, so as to ensure its safety, but this solution party
Case results in the bandwidth condition in current CAN bus since all whole vehicle states are required for periodically sending in bus
Under easily cause bus congestion, it is impossible to meet the development trend that electronic module is increasing in current development of automobile.
Invention content
In view of the above problems, the present invention is intended to provide one kind can reduce total inorganic nitrogen and widely used vehicle-mounted total
Line electronic module failure restarts rear bus behavior guard method.
The present invention vehicle bus electronic module failure restart rear bus behavior guard method, which is characterized in that including according to
Secondary following step：
Electronic module failure reboot step, the electronic module to break down restart and restore the communication with bus；
Network management request forwarding step, within the stipulated time after electronic module recovery with bus communication, electronic die
Block is to bus broadcast network management request；
Status information forwarding step, other electronic modules being connect with bus send current vehicle according to the network management request
Status information is to bus；And
State information acquisition step, the electronic module to break down obtain the current whole vehicle state information from bus.
Preferably, the stipulated time refer to the electronic module restore bus communication after 3s in.
Preferably, in the status information forwarding step, other electronic modules being connect with bus include and the hair
Send the electronic module of the functional interaction of electronic module of failure.
Preferably, in the network management request forwarding step, the network management request refers to broadcast a network
Application request is managed to bus.
Preferably, the vehicle bus electronic module failure includes the hardware fault and software fault of electronic module.
The vehicle bus electronic module failure of the present invention restarts rear bus behavior protection system, which is characterized in that including：
Multiple electronic modules, are arranged on vehicle；And
Bus is connected with the multiple electronic module,
The electronic module is restarted and is being restored and in the stipulated time of the communication of bus to described total upon a fault
Line broadcast network management is asked, other electronic modules being connect with the bus send current whole according to the network management request
For car state information to bus, the electronic module to break down obtains the current whole vehicle state information from bus.
Preferably, the stipulated time refer to the electronic module restore bus communication after 3s in.
Preferably, other electronic modules being connect with the bus include functional with the electronic module for sending failure
Interactive electronic module.
Preferably, the network management request refers to one network management-application request of broadcast to bus.
Preferably, the vehicle bus electronic module failure includes the hardware fault and software fault of electronic module.
Vehicle bus electronic module failure according to the present invention restarts rear bus behavior guard method and its protection system, root
It can solve the problems, such as that caused bus behavior is inconsistent after the failure of electronic module is restarted, and can realize electronics according to the present invention
Module restarts the fast quick-recovery of function.Moreover, it is not necessary according to the invention that get on from source all whole vehicle states is periodical
Ground is sent to bus, so as to substantially reduce the load factor of bus, is conducive to the development of framework.Moreover, the present invention's is vehicle-mounted
Bus electronic module failure, which restarts rear bus behavior guard method and its protection system, will not play existing bus network management
To impact, only as the what's new of electronic module, application prospect is more extensive.On the other hand, it does not need to change and current is
System definition can substantially reduce and realize difficulty and shorten the development cycle.
Description of the drawings
Fig. 1 is to represent that the vehicle bus electronic module failure of the present invention restarts the construction frame of rear bus behavior protection system
Figure.
Fig. 2 is to represent that the vehicle bus electronic module failure of the present invention restarts the flow chart of rear bus behavior guard method.
Specific embodiment
What is be described below is some in multiple embodiments of the invention, it is desirable to provide to the basic understanding of the present invention.And
It is not intended to the crucial or conclusive element for confirming the present invention or limits scope of the claimed.
Fig. 1 is to represent that the vehicle bus electronic module failure of the present invention restarts the construction frame of rear bus behavior protection system
Figure.Include as shown in Figure 1, the vehicle bus electronic module failure of the present invention restarts rear bus behavior protection system：Multiple electronics
Module 100 and bus 200.Multiple electronic modules 100 are arranged on vehicle, are used to implement various set functions.In bus 200
It is connected with multiple electronic modules 100.
Fig. 2 is to represent that the vehicle bus electronic module failure of the present invention restarts the flow chart of rear bus behavior guard method.
As shown in Fig. 2, the vehicle bus electronic module failure of the present invention restarts a reality of rear bus behavior guard method
Apply mode following step successively：
Electronic module failure reboot step S100, the electronic module to break down restart and restore the communication with bus；
Network management request forwarding step S200, within the stipulated time after electronic module recovery with bus communication, electricity
Submodule is to bus broadcast network management request；
Status information forwarding step S300, other electronic modules being connect with bus send current according to the network management request
Whole vehicle state information is to bus；And
State information acquisition step S400, the electronic module to break down obtain the current whole vehicle state letter from bus
Breath.
Wherein, in the status information forwarding step S300, other electronic modules for being connect with bus include with it is described
Send the electronic module of the functional interaction of electronic module of failure.
In the network management request forwarding step S200, the network management request refers to broadcast a network management
Application request is to bus.
Here, the vehicle bus electronic module failure includes but is also not limited to the hardware fault and software of electronic module
Failure.
In the present invention, the electronic module restarts and is restoring the regulation with the communication of bus upon a fault
To the bus broadcast network management request in time, other electronic modules being connect with the bus are according to the network management
Request sends current whole vehicle state information to bus, and the electronic module to break down obtains the current vehicle shape from bus
State information.
Vehicle bus electronic module failure as the present invention restarts rear bus behavior guard method and its protects system
One specific embodiment, such as air blower air output is excessive after can solving the problems, such as vehicle automatic air condition power-down rebooting.
Vehicle bus electronic module failure according to the present invention restarts rear bus behavior guard method and its protection system, no
It needs that all whole vehicle states are periodically transmitted to bus up from source, so as to substantially reduce the load of bus
Rate is conducive to the development of framework.Moreover, the present invention vehicle bus electronic module failure restart rear bus behavior guard method and
Its protection system will not play impact for existing bus network management, only as the what's new of electronic module, application prospect
It is more extensive.On the other hand, it does not need to change current system definition, can substantially reduce and realize difficulty and shorten exploitation week
Phase.
The vehicle bus electronic module failure that example above primarily illustrates the present invention restarts rear bus behavior guard method
And its protection system.Although only the specific embodiment of some of present invention is described, the common skill in this field
Art personnel it is to be appreciated that the present invention can without departing from its spirit with range in the form of many other implement.Therefore, institute's exhibition
The example shown is considered as illustrative and not restrictive with embodiment, is not departing from as defined in appended claims
In the case of spirit and scope of the present invention, the present invention may cover various modification and replacement.
Claims (10)
1. a kind of vehicle bus electronic module failure restarts rear bus behavior guard method, which is characterized in that including following successively
Step：
Electronic module failure reboot step, the electronic module to break down restart and restore the communication with bus；
Network management request forwarding step, within the stipulated time after electronic module recovery with bus communication, electronic die
Block is to bus broadcast network management request；
Status information forwarding step, other electronic modules being connect with bus send current vehicle according to the network management request
Status information is to bus；And
State information acquisition step, the electronic module to break down obtain the current whole vehicle state information from bus.
2. vehicle bus electronic module failure as described in claim 1 restarts rear bus behavior guard method, which is characterized in that
The stipulated time refer to the electronic module restore bus communication after 3s in.
3. vehicle bus electronic module failure as described in claim 1 restarts rear bus behavior guard method, which is characterized in that
In the status information forwarding step, other electronic modules being connect with bus include and the electronics for sending failure
The electronic module of the functional interaction of module.
4. vehicle bus electronic module failure as described in claim 1 restarts rear bus behavior guard method, which is characterized in that
In the network management request forwarding step, the network management request refers to one network management-application request of broadcast
To bus.
5. vehicle bus electronic module failure as described in claim 1 restarts rear bus behavior guard method, which is characterized in that
The vehicle bus electronic module failure includes the hardware fault and software fault of electronic module.
6. a kind of vehicle bus electronic module failure restarts rear bus behavior protection system, which is characterized in that including：
Multiple electronic modules, are arranged on vehicle；And
Bus is connected with the multiple electronic module,
The electronic module restart upon a fault and restore in the stipulated time of the communication of bus to the bus
Broadcast network management is asked, other electronic modules being connect with the bus send current vehicle according to the network management request
For status information to bus, the electronic module to break down obtains the current whole vehicle state information from bus.
7. vehicle bus electronic module failure as claimed in claim 6 restarts rear bus behavior protection system, which is characterized in that
The stipulated time refer to the electronic module restore bus communication after 3s in.
8. vehicle bus electronic module failure as claimed in claim 6 restarts rear bus behavior protection system, which is characterized in that
Other electronic modules being connect with the bus include the electronics with the functional interaction of electronic module for sending failure
Module.
9. vehicle bus electronic module failure as claimed in claim 6 restarts rear bus behavior protection system, which is characterized in that
The network management request refers to one network management-application request of broadcast to bus.
10. vehicle bus electronic module failure as claimed in claim 6 restarts rear bus behavior protection system, feature exists
In,
The vehicle bus electronic module failure includes the hardware fault and software fault of electronic module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107817.4A CN108153272B (en) | 2016-12-06 | 2016-12-06 | Bus behavior protection method and system after vehicle-mounted bus electronic module fault restart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611107817.4A CN108153272B (en) | 2016-12-06 | 2016-12-06 | Bus behavior protection method and system after vehicle-mounted bus electronic module fault restart |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108153272A true CN108153272A (en) | 2018-06-12 |
| CN108153272B CN108153272B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611107817.4A Active CN108153272B (en) | 2016-12-06 | 2016-12-06 | Bus behavior protection method and system after vehicle-mounted bus electronic module fault restart |
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Citations (6)
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|---|---|---|---|---|
| CN101237345A (en) * | 2007-12-04 | 2008-08-06 | 奇瑞汽车有限公司 | A network management method for CAN bus |
| US20100305838A1 (en) * | 2009-05-29 | 2010-12-02 | Denso Corporation | Control apparatus for vehicle |
| CN102411342A (en) * | 2010-09-26 | 2012-04-11 | 比亚迪股份有限公司 | Power supply system for vehicle constant power module and control method |
| CN102801551A (en) * | 2012-03-14 | 2012-11-28 | 中国汽车技术研究中心 | Open systems and the corresponding interfaces for automotive electronics (OSEK) network management-based controller area network (CAN) management method |
| CN104102174A (en) * | 2014-06-30 | 2014-10-15 | 北京七星华创电子股份有限公司 | Method for restoring state of semiconductor equipment software after restart |
| CN104281071A (en) * | 2013-07-05 | 2015-01-14 | 广州汽车集团股份有限公司 | Method and system for starting ECU |
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2016
- 2016-12-06 CN CN201611107817.4A patent/CN108153272B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101237345A (en) * | 2007-12-04 | 2008-08-06 | 奇瑞汽车有限公司 | A network management method for CAN bus |
| US20100305838A1 (en) * | 2009-05-29 | 2010-12-02 | Denso Corporation | Control apparatus for vehicle |
| CN102411342A (en) * | 2010-09-26 | 2012-04-11 | 比亚迪股份有限公司 | Power supply system for vehicle constant power module and control method |
| CN102801551A (en) * | 2012-03-14 | 2012-11-28 | 中国汽车技术研究中心 | Open systems and the corresponding interfaces for automotive electronics (OSEK) network management-based controller area network (CAN) management method |
| CN104281071A (en) * | 2013-07-05 | 2015-01-14 | 广州汽车集团股份有限公司 | Method and system for starting ECU |
| CN104102174A (en) * | 2014-06-30 | 2014-10-15 | 北京七星华创电子股份有限公司 | Method for restoring state of semiconductor equipment software after restart |
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| 潘庆球等: "车控室加装车站控制器重启复位按钮设计探讨", 《城市轨道交通研究》 * |
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| CN108153272B (en) | 2020-10-23 |
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