CN106094791A - Vehicle Controller and acquisition methods fault time, diagnostic system and automobile - Google Patents
Vehicle Controller and acquisition methods fault time, diagnostic system and automobile Download PDFInfo
- Publication number
- CN106094791A CN106094791A CN201610417398.8A CN201610417398A CN106094791A CN 106094791 A CN106094791 A CN 106094791A CN 201610417398 A CN201610417398 A CN 201610417398A CN 106094791 A CN106094791 A CN 106094791A
- Authority
- CN
- China
- Prior art keywords
- vehicle controller
- count value
- enumerator
- time
- fault
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0256—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults injecting test signals and analyzing monitored process response, e.g. injecting the test signal while interrupting the normal operation of the monitored system; superimposing the test signal onto a control signal during normal operation of the monitored system
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
The invention discloses a kind of Vehicle Controller and acquisition methods fault time, diagnostic system and automobile, wherein, described Vehicle Controller includes the first enumerator and the second enumerator, described fault time, acquisition methods comprised the following steps: when Vehicle Controller powers on, the second rolling counters forward is once；After Vehicle Controller powers on, carry out counting once every the first Preset Time by the first enumerator；Judge whether Vehicle Controller breaks down；If Vehicle Controller breaks down, then record the first count value and second count value of the second enumerator of the first enumerator when fault occurs, with when Vehicle Controller is carried out fault diagnosis, obtain information fault time of Vehicle Controller according to the first count value and the second count value.Acquisition methods fault time of the embodiment of the present invention so that information fault time of Vehicle Controller can be obtained when Vehicle Controller is carried out fault diagnosis, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of Vehicle Controller and acquisition methods fault time thereof, examine
Disconnected system and automobile.
Background technology
Along with the development of automotive electronic technology, in automobile, Vehicle Controller function and quantity are all sharply increasing.In order to
Being easy to research and development and personnel after sale carry out Analysis on Fault Diagnosis to Vehicle Controller, most Vehicle Controllers all can be according to self
Function and relevant iso standard arrange miscellaneous DTC.Can be by corresponding failure code when Vehicle Controller breaks down
(may also comprise system mode snapshot data) is recorded in self bin, in order to research and development or personnel after sale pass through diagnostic device
Read.
Although Vehicle Controller can record DTC and snapshot data when fault occurs, but, research and development or after sale people
Member but can not tell the temporal information that fault occurs.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the present invention
One purpose is to propose acquisition methods fault time of a kind of Vehicle Controller, and the method makes carrying out Vehicle Controller
Information fault time of Vehicle Controller can be obtained during fault diagnosis, thus the research and development or diagnosis after sale for Vehicle Controller carry
For supporting.
Second object of the present invention is to propose a kind of Vehicle Controller.
Third object of the present invention is to propose the diagnostic system of a kind of Vehicle Controller.
Fourth object of the present invention is to propose a kind of automobile.
To achieve these goals, acquisition methods fault time of the Vehicle Controller of first aspect present invention embodiment,
Wherein, described Vehicle Controller includes the first enumerator and the second enumerator, and described fault time, acquisition methods included following step
Rapid: when described Vehicle Controller powers on, described second rolling counters forward is once；After described Vehicle Controller powers on, pass through
Described first enumerator carries out counting once every the first Preset Time；Judge whether described Vehicle Controller breaks down；As
The most described Vehicle Controller breaks down, then record the first count value of the first enumerator described in when described fault occurs and described
Second count value of the second enumerator, with when carrying out fault diagnosis to described Vehicle Controller, according to described first count value
With information fault time that described second count value obtains described Vehicle Controller.
Acquisition methods fault time of Vehicle Controller according to embodiments of the present invention, when Vehicle Controller powers on, the
Two rolling counters forwards once, after Vehicle Controller powers on, carry out counting one every the first Preset Time by the first enumerator
Secondary, when Vehicle Controller breaks down, the first count value of the first enumerator and the second enumerator when record fault occurs
Second count value, with follow-up Vehicle Controller carried out fault diagnosis time according to the first enumerator and the counting of the second enumerator
Value obtains information fault time of Vehicle Controller, and the method makes can obtain when Vehicle Controller is carried out fault diagnosis
Information fault time of Vehicle Controller, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
In one embodiment of the invention, information fault time of the described Vehicle Controller of described acquisition, including: right
When described Vehicle Controller carries out fault diagnosis, obtain the current count value of described first enumerator and described second enumerator
Current count value；Current count value and described first count value according to described first enumerator calculate described Vehicle Controller and send out
Information conduction time experienced after raw fault；Current count value according to described second enumerator and described second count value meter
Calculate the energising number information experienced after described Vehicle Controller breaks down；According to information described conduction time and described energising
Number information obtains information fault time of described Vehicle Controller.
In one embodiment of the invention, the described current count value according to described first enumerator and described first meter
Information conduction time experienced after Vehicle Controller breaks down described in numerical computations, including: obtain described first enumerator
Current count value and described first count value between difference；Calculate described according to described difference and described first Preset Time
Information conduction time that Vehicle Controller is experienced after breaking down.
In one embodiment of the invention, the described current count value according to described second enumerator and described second meter
The energising number information experienced after Vehicle Controller breaks down described in numerical computations, including: according to described second enumerator
Current count value and described second count value between mathematic interpolation described in Vehicle Controller break down after experienced logical
Electricity number information.
To achieve these goals, the Vehicle Controller of second aspect present invention embodiment, including: the first enumerator, use
Carry out counting once every the first Preset Time after powering at described Vehicle Controller；Second enumerator, for when described car
When set controller powers on, counting is once；Judge module, is used for judging whether described Vehicle Controller breaks down；Logging modle,
For when described judge module judges that described Vehicle Controller breaks down, record the first counting described in when described fault occurs
First count value of device and the second count value of described second enumerator, so that diagnostic device carries out event to described Vehicle Controller
Obtain information fault time of described Vehicle Controller according to described first count value and described second count value during barrier diagnosis.
Vehicle Controller according to embodiments of the present invention, when Vehicle Controller powers on, the second rolling counters forward once,
After Vehicle Controller powers on, the first enumerator carries out counting once every the first Preset Time, when judge module judges vehicle-mounted control
When device processed breaks down, first count value and the second of the second enumerator of the first enumerator when logging modle record fault occurs
Count value, with follow-up Vehicle Controller carried out fault diagnosis time diagnostic device according to the first enumerator and the second enumerator
Count value obtains information fault time of Vehicle Controller, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
To achieve these goals, the diagnostic system of the Vehicle Controller of third aspect present invention embodiment, including: this
The Vehicle Controller of bright second aspect embodiment；And diagnostic device, described diagnostic device is for described Vehicle Controller
When carrying out fault diagnosis, obtain current count value and the current count value of described second enumerator, the institute of described first enumerator
State diagnostic device and also obtain described first count value and described second count value, and according to described first count value, described
The current count value of two count values, the current count value of described first enumerator and described second enumerator obtains described vehicle-mounted control
Information fault time of device processed.
The diagnostic system of Vehicle Controller according to embodiments of the present invention, when Vehicle Controller powers on, the second enumerator
Once, after Vehicle Controller powers on, the first enumerator carries out counting once counting every the first Preset Time, works as judge module
Judging when Vehicle Controller breaks down, when logging modle record fault occurs, first count value and second of the first enumerator is counted
Number devices the second count value, follow-up Vehicle Controller is carried out fault diagnosis time, diagnostic device can be according to the first enumerator
With information fault time that the count value of the second enumerator obtains Vehicle Controller, thus it is the research and development or after sale of Vehicle Controller
Diagnosis provides to be supported.
To achieve these goals, the automobile of fourth aspect present invention embodiment, including second aspect present invention embodiment
Vehicle Controller.
Automobile according to embodiments of the present invention, owing to being provided with this Vehicle Controller, when diagnostic device is to Vehicle Controller
Vehicle-mounted control can be obtained according to the count value of the first enumerator and the second enumerator in Vehicle Controller when carrying out fault diagnosis
Information fault time of device processed, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
Accompanying drawing explanation
Fig. 1 be Vehicle Controller according to an embodiment of the invention fault time acquisition methods flow chart；
Fig. 2 is the accumulation logic signal of the first enumerator according to one specific embodiment of the present invention and the second enumerator
Figure；
Fig. 3 is the block diagram of Vehicle Controller according to an embodiment of the invention；
Fig. 4 is the block diagram of the diagnostic system of Vehicle Controller according to an embodiment of the invention.
Reference:
Vehicle Controller the 100, first enumerator the 10, second enumerator 20, judge module 30, logging modle 40, vehicle-mounted control
The diagnostic system 1000 of device processed and diagnostic device 200.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Acquisition methods fault time of the Vehicle Controller of the embodiment of the present invention, vehicle-mounted control are described below in conjunction with the accompanying drawings
Device, the diagnostic system of Vehicle Controller and automobile.
Fig. 1 be Vehicle Controller according to an embodiment of the invention fault time acquisition methods flow chart.Wherein,
Vehicle Controller includes the first enumerator and the second enumerator, as it is shown in figure 1, fault time, acquisition methods comprised the following steps:
S1, when Vehicle Controller powers on, the second rolling counters forward is once.
Specifically, the second enumerator is the energising number counter of Vehicle Controller, when Vehicle Controller powers on, the
Two enumerators carry out counting once.
Wherein, carry out returning 0 after the counting of the second enumerator reaches maximum, restart counting the most again.
S2, after Vehicle Controller powers on, carries out counting once every the first Preset Time by the first enumerator.
Specifically, the first enumerator is time recording counter, and the time record of Vehicle Controller uses Vehicle Controller
Own operative frequency is as reference, when Vehicle Controller is energized, every time period set in advance (the i.e. first Preset Time)
Then the count value of the first enumerator is from increasing 1.Wherein, the count value of the first enumerator returns 0 after increasing to maximum, the most again opens
Begin counting.
S3, it is judged that whether Vehicle Controller breaks down.
Specifically, self is detected by Vehicle Controller, to judge whether to break down.
S4, if Vehicle Controller breaks down, then first count value and the of the first enumerator when record fault occurs
Second count value of two enumerators, with when carrying out fault diagnosis to Vehicle Controller, according to the first count value and the second counting
Value obtains information fault time of Vehicle Controller.
Specifically, when Vehicle Controller detects itself fail, the DTC broken down is recorded,
And in snapshot data, record the first count value and second count value of the second enumerator of the first enumerator when this fault occurs.
So, follow-up when researching and developing or after sale, diagnostic device can read the first count value in snapshot data and the second count value, from
And time record data when fault occurs can be obtained and record data conduction time.Afterwards, diagnostic device reads the time again
Data record and the diagnosis DID of data record conduction time, it is possible to obtain currency (the i.e. diagnostic device reading of the two data
The currency of the first enumerator got and the currency of the second enumerator).Then further according to the first enumerator and the second counting
The first count value when the currency of device and fault occur and the second count value obtain letter fault time of Vehicle Controller
Breath.
In one embodiment of the invention, obtain information fault time of Vehicle Controller, including: to vehicle-mounted control
When device carries out fault diagnosis, obtain current count value and the current count value of the second enumerator of the first enumerator；According to first
The current count value of enumerator and the first count value calculate information conduction time experienced after Vehicle Controller breaks down；Root
Current count value and the second count value according to the second enumerator calculate the energising number of times experienced after Vehicle Controller breaks down
Information；Information fault time of Vehicle Controller is obtained according to information conduction time and energising number information.
In one embodiment of the invention, current count value and the first count value according to the first enumerator calculate vehicle-mounted
Information conduction time that controller is experienced after breaking down, including: obtain current count value and first meter of the first enumerator
Difference between numerical value；The conduction time experienced after Vehicle Controller breaks down is calculated according to difference and the first Preset Time
Information.
In one embodiment of the invention, current count value and the second count value according to the second enumerator calculate vehicle-mounted
The energising number information that controller is experienced after breaking down, including: according to current count value and second meter of the second enumerator
The energising number information that mathematic interpolation Vehicle Controller between numerical value is experienced after breaking down.
Specifically, for time record, (current count value-the first count value of the first enumerator) first is used to preset
Time, it is possible to show that information conduction time that Vehicle Controller is experienced after breaking down, i.e. time of failure distance are worked as
Interval time of front time (this time is only Vehicle Controller conduction time, and power-off time is not included).For energising time
Number scale is recorded, and uses current count value-the second count value of the second enumerator, it is possible to after showing that Vehicle Controller breaks down
Energising number of times.
Further, when in the range of fault betides Vehicle Controller this conduction time, can accurately calculate therefore
The actual time that barrier occurs.When occurring in the range of fault is not in Vehicle Controller this conduction time, it is possible to combine energising time
Number scale is recorded and uses car record, extrapolates the substantially actual time section that fault occurs.
Below by way of example, acquisition methods fault time of the Vehicle Controller of the embodiment of the present invention is said
Bright.
Fig. 2 is the first enumerator and the accumulation logic schematic diagram of the second enumerator of the embodiment of the present invention.As in figure 2 it is shown,
C1 represents the first enumerator, and C2 represents the second enumerator, and T1 represents that Vehicle Controller occurs the actual time of first fault, T2
Represent the actual time of Vehicle Controller generation second failure.So, when passing through diagnostic device read failure at T3 time point
During snapshot data, use (current count value-the first count value of C1 enumerator) and (current count value-the of C2 enumerator
Two count values), it is known that the fault that the T2 time occurs is in the power cycles of this read failure, and distance fault reads the time
It it is 4 cycles.And the fault that the T1 time occurs is in a power cycles, when after fault generation, Vehicle Controller is energized altogether
Between be: 7 first Preset Times.
Acquisition methods fault time of the Vehicle Controller of the embodiment of the present invention, when Vehicle Controller powers on, the second meter
Rolling counters forward once, after Vehicle Controller powers on, carries out counting once every the first Preset Time by the first enumerator, when
When Vehicle Controller breaks down, when record fault occurs, the first count value of the first enumerator and the second of the second enumerator are counted
Numerical value, with follow-up Vehicle Controller carried out fault diagnosis time obtain according to the count value of the first enumerator and the second enumerator
Information fault time of Vehicle Controller, the method makes can obtain vehicle-mounted control when Vehicle Controller is carried out fault diagnosis
Information fault time of device processed, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
In order to realize above-described embodiment, the invention allows for a kind of Vehicle Controller.
Fig. 3 is the block diagram of Vehicle Controller according to an embodiment of the invention.As it is shown on figure 3, the present invention is real
Execute the Vehicle Controller 100 of example, including: first enumerator the 10, second enumerator 20, judge module 30 and logging modle 40.
First enumerator 10, for carrying out counting once every the first Preset Time after Vehicle Controller 100 powers on.
Specifically, the first enumerator 10 is time recording counter, and the time record of Vehicle Controller 100 uses vehicle-mounted control
Device 100 own operative frequency processed is as reference, when Vehicle Controller 100 is energized, every the time period set in advance (i.e. first
Preset Time) then the first enumerator 10 count value from increase 1.Wherein, after the count value of the first enumerator 10 increases to maximum
Return 0, restart counting afterwards.
Second enumerator 20, for the counting when Vehicle Controller 100 powers on once.
Specifically, the second enumerator 20 is the energising number counter of Vehicle Controller 100, whenever Vehicle Controller 100
When powering on, the second enumerator 20 carries out counting once.
Wherein, carry out returning 0 after the counting of the second enumerator 20 reaches maximum, restart counting the most again.
Judge module 30 is used for judging whether Vehicle Controller 100 breaks down.
Specifically, it is judged that Vehicle Controller 100 is detected by module 30, to judge whether Vehicle Controller 100 occurs
Fault.
Logging modle 40 is used for when judge module 30 judges that Vehicle Controller 100 breaks down, when record fault occurs
First count value of the first enumerator 10 and the second count value of the second enumerator 20, so that diagnostic device is to Vehicle Controller
100 information fault time obtaining Vehicle Controller 100 when carrying out fault diagnosis according to the first count value and the second count value.
Specifically, when judge module 30 judges that Vehicle Controller 100 breaks down, logging modle 40 will be broken down
DTC record, and record in snapshot data this fault occur time the first enumerator 10 the first count value and second
Second count value of enumerator 20.So, follow-up when researching and developing or after sale, diagnostic device can read first in snapshot data
Count value and the second count value, it is hereby achieved that the time record data and record data conduction time when fault occurs.It
After, diagnostic device reads time data record and the diagnosis DID of data record conduction time again, it is possible to obtain the two data
Currency (i.e. the currency of the first enumerator 10 that diagnostic device reads and the currency of the second enumerator 20).The most again
The first count value when occurring according to the first enumerator 10 and the currency of the second enumerator 20 and fault and the second count value
Obtain information fault time of Vehicle Controller 100.
It addition, diagnostic device obtain Vehicle Controller 100 fault time information detailed protocol see the most vehicle-mounted control
The fault time of device 100 processed, explanation in acquisition methods, did not repeated them here.
The Vehicle Controller of the embodiment of the present invention, when Vehicle Controller powers on, the second rolling counters forward once, vehicle-mounted
After controller powers on, the first enumerator carries out counting once every the first Preset Time, when judge module judges Vehicle Controller
When breaking down, when logging modle record fault occurs, the first count value of the first enumerator and the second of the second enumerator count
Value, with follow-up Vehicle Controller carried out fault diagnosis time diagnostic device according to the first enumerator and the counting of the second enumerator
Value obtains information fault time of Vehicle Controller, thus the research and development or diagnosis after sale for Vehicle Controller provide support.
In order to realize above-described embodiment, the invention allows for the diagnostic system of a kind of Vehicle Controller.
Fig. 4 is the block diagram of the diagnostic system of Vehicle Controller according to an embodiment of the invention.Such as Fig. 4 institute
Show, the diagnostic system 1000 of the Vehicle Controller of the embodiment of the present invention, including: Vehicle Controller 100 and diagnostic device 200.
Diagnostic device 200, for when Vehicle Controller 100 is carried out fault diagnosis, obtains the current meter of the first enumerator
Numerical value and the current count value of the second enumerator, diagnostic device 200 also obtains the first count value and the second count value, and according to
The current count value of the first count value, the second count value, the current count value of the first enumerator and the second enumerator obtains vehicle-mounted
Information fault time of controller 100.
In one embodiment of the invention, diagnostic device 200 is used for: according to the current count value and of the first enumerator
One count value calculates information conduction time experienced after Vehicle Controller 100 breaks down, and working as according to the second enumerator
The energising number information that front count value and the second count value calculating Vehicle Controller 100 are experienced after breaking down, and according to
Conduction time information and energising number information obtain Vehicle Controller 100 information fault time.
In one embodiment of the invention, diagnostic device 200 is used for: obtain the current count value and of the first enumerator
Difference between one count value, and obtain after Vehicle Controller 100 breaks down according to difference and the first Preset Time and experienced
Information conduction time.
In one embodiment of the invention, diagnostic device 200 is used for: according to the current count value and of the second enumerator
Difference between two count values obtains the energising number information experienced after Vehicle Controller 100 breaks down.
Specifically, for time record, diagnostic device 200 passes through: (current count value-the first of the first enumerator counts
Value) the first Preset Time, it is possible to draw information conduction time that Vehicle Controller 100 is experienced after breaking down, i.e. event
The interval time of barrier time of origin distance current time, (this time was only Vehicle Controller 100 conduction time, and power-off time does not wraps
Including including).For energising number of times record, diagnostic device 200 passes through: current count value-the second count value of the second enumerator, just
Can draw Vehicle Controller 100 break down after energising number of times.
Further, when in the range of fault betides Vehicle Controller 100 this conduction time, can accurately calculate
The actual time that fault occurs.When occurring in the range of fault is not in Vehicle Controller 100 this conduction time, it is possible to combine logical
Electricity number of times record and use car record, extrapolates the substantially actual time section that fault occurs.
Wherein, the citing for Vehicle Controller 100 and diagnostic device 200 has been carried out in embodiment above in detail
Describe in detail bright, do not repeat them here.
The diagnostic system of the Vehicle Controller of the embodiment of the present invention, when Vehicle Controller powers on, the second rolling counters forward
Once, after Vehicle Controller powers on, the first enumerator carries out counting once every the first Preset Time, when judge module judges
When Vehicle Controller breaks down, the first count value of the first enumerator and the second enumerator when logging modle record fault occurs
The second count value, follow-up Vehicle Controller is carried out fault diagnosis time, diagnostic device can be according to the first enumerator and
The count value of two enumerators obtains information fault time of Vehicle Controller, thus for the research and development of Vehicle Controller or diagnoses after sale
There is provided and support.
In order to realize above-described embodiment, the invention allows for a kind of automobile.This automobile includes the car of the embodiment of the present invention
Set controller 100.
The automobile of the embodiment of the present invention, owing to being provided with this Vehicle Controller, when Vehicle Controller is carried out by diagnostic device
Vehicle Controller can be obtained according to the count value of the first enumerator and the second enumerator in Vehicle Controller during fault diagnosis
Information fault time, thus for Vehicle Controller research and development or after sale diagnosis provide support.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward ", " up time
Pin ", " counterclockwise ", " axially ", " radially ", the orientation of the instruction such as " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing " etc.
Term should be interpreted broadly, and connects for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be that machinery connects
Connect, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, in can being two elements
The connection in portion or the interaction relationship of two elements, unless otherwise clear and definite restriction.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, revises, replaces and modification.
Claims (10)
1. acquisition methods fault time of a Vehicle Controller, it is characterised in that described Vehicle Controller includes the first counting
Device and the second enumerator, described fault time, acquisition methods comprised the following steps:
When described Vehicle Controller powers on, described second rolling counters forward is once；
After described Vehicle Controller powers on, carry out counting once every the first Preset Time by described first enumerator；
Judge whether described Vehicle Controller breaks down；
If described Vehicle Controller breaks down, then record the first count value of the first enumerator described in when described fault occurs
With the second count value of described second enumerator, with when described Vehicle Controller is carried out fault diagnosis, according to described first
Count value and described second count value obtain information fault time of described Vehicle Controller.
Acquisition methods fault time of Vehicle Controller the most according to claim 1, it is characterised in that described in described acquisition
Information fault time of Vehicle Controller, including:
When described Vehicle Controller is carried out fault diagnosis, obtain the current count value and described second of described first enumerator
The current count value of enumerator；
Current count value and described first count value according to described first enumerator calculate described Vehicle Controller and break down
Rear experienced information conduction time；
Current count value and described second count value according to described second enumerator calculate described Vehicle Controller and break down
Rear experienced energising number information；
Information fault time of described Vehicle Controller is obtained according to information described conduction time and described energising number information.
3. acquisition methods fault time of the Vehicle Controller stated according to claim 2, it is characterised in that described according to described
Current count value and described first count value of one enumerator calculate the energising experienced after described Vehicle Controller breaks down
Temporal information, including:
Obtain the difference between the current count value of described first enumerator and described first count value；
When calculating, according to described difference and described first Preset Time, the energising experienced after described Vehicle Controller breaks down
Between information.
4. acquisition methods fault time of the Vehicle Controller stated according to claim 2, it is characterised in that described according to described
Current count value and described second count value of two enumerators calculate the energising experienced after described Vehicle Controller breaks down
Number information, including:
Vehicle-mounted control described in the mathematic interpolation between current count value and described second count value according to described second enumerator
The energising number information that device is experienced after breaking down.
5. a Vehicle Controller, it is characterised in that including:
First enumerator, for carrying out counting once every the first Preset Time after described Vehicle Controller powers on；
Second enumerator, for the counting when described Vehicle Controller powers on once；
Judge module, is used for judging whether described Vehicle Controller breaks down；
Logging modle, for when described judge module judges that described Vehicle Controller breaks down, records described fault and occurs
First count value of Shi Suoshu the first enumerator and the second count value of described second enumerator, so that diagnostic device is to described car
Described Vehicle Controller is obtained according to described first count value and described second count value when set controller carries out fault diagnosis
Fault time information.
6. the diagnostic system of a Vehicle Controller, it is characterised in that including:
Vehicle Controller according to claim 5；And
Diagnostic device, described diagnostic device, for when described Vehicle Controller is carried out fault diagnosis, obtains described first meter
The current count value of number device and the current count value of described second enumerator, described diagnostic device also obtains described first count value
With described second count value, and according to described first count value, described second count value, the current meter of described first enumerator
The current count value of numerical value and described second enumerator obtains information fault time of described Vehicle Controller.
The diagnostic system of Vehicle Controller the most according to claim 6, it is characterised in that described diagnostic device, is used for:
Current count value and described first count value according to described first enumerator calculate described Vehicle Controller and break down
Rear experienced information conduction time, and calculate institute according to the current count value of described second enumerator and described second count value
State the energising number information experienced after Vehicle Controller breaks down, and according to information described conduction time and described energising
Number information obtains information fault time of described Vehicle Controller.
The diagnostic system of Vehicle Controller the most according to claim 7, it is characterised in that described diagnostic device, is used for:
Obtain the difference between the current count value of described first enumerator and described first count value, and according to described difference and
Described first Preset Time obtains information conduction time experienced after described Vehicle Controller breaks down.
The diagnostic system of Vehicle Controller the most according to claim 7, it is characterised in that described diagnostic device, is used for:
Difference between current count value and described second count value according to described second enumerator obtains described vehicle-mounted control
The energising number information that device is experienced after breaking down.
10. an automobile, it is characterised in that including: Vehicle Controller according to claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610417398.8A CN106094791B (en) | 2016-06-14 | 2016-06-14 | Vehicle Controller and its fault time acquisition methods, diagnostic system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610417398.8A CN106094791B (en) | 2016-06-14 | 2016-06-14 | Vehicle Controller and its fault time acquisition methods, diagnostic system and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106094791A true CN106094791A (en) | 2016-11-09 |
| CN106094791B CN106094791B (en) | 2019-01-08 |
Family
ID=57845662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610417398.8A Active CN106094791B (en) | 2016-06-14 | 2016-06-14 | Vehicle Controller and its fault time acquisition methods, diagnostic system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106094791B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319550A (en) * | 2020-10-30 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Fault diagnosis method, system and device based on train initial power-on and train |
| CN112965457A (en) * | 2021-01-22 | 2021-06-15 | 浙江合众新能源汽车有限公司 | Fault detection system and method for bus cycle transmission controller fault code |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552007A (en) * | 2001-09-07 | 2004-12-01 | 株式会社山武 | Failure estimation supporting device |
| CN1945257A (en) * | 2005-10-06 | 2007-04-11 | 株式会社电装 | On-vehicle network diagnosis system and on-vehicle control apparatus thereof |
| WO2009073684A1 (en) * | 2007-12-03 | 2009-06-11 | Continental Automotive Systems Us, Inc. | Testing of automobile mounted antennas |
| EP2221697A1 (en) * | 2009-02-20 | 2010-08-25 | dspace digital signal processing and control engineering GmbH | Method for testing a control device and testing device |
| CN102033541A (en) * | 2009-09-30 | 2011-04-27 | 比亚迪股份有限公司 | System for testing automobile instrument with controller area network (CAN) bus and testing method thereof |
| EP2444870A2 (en) * | 2010-10-22 | 2012-04-25 | Honeywell International Inc. | Control effector health capabilities determination reasoning system and method |
-
2016
- 2016-06-14 CN CN201610417398.8A patent/CN106094791B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1552007A (en) * | 2001-09-07 | 2004-12-01 | 株式会社山武 | Failure estimation supporting device |
| CN1945257A (en) * | 2005-10-06 | 2007-04-11 | 株式会社电装 | On-vehicle network diagnosis system and on-vehicle control apparatus thereof |
| WO2009073684A1 (en) * | 2007-12-03 | 2009-06-11 | Continental Automotive Systems Us, Inc. | Testing of automobile mounted antennas |
| EP2221697A1 (en) * | 2009-02-20 | 2010-08-25 | dspace digital signal processing and control engineering GmbH | Method for testing a control device and testing device |
| CN102033541A (en) * | 2009-09-30 | 2011-04-27 | 比亚迪股份有限公司 | System for testing automobile instrument with controller area network (CAN) bus and testing method thereof |
| EP2444870A2 (en) * | 2010-10-22 | 2012-04-25 | Honeywell International Inc. | Control effector health capabilities determination reasoning system and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319550A (en) * | 2020-10-30 | 2021-02-05 | 中车青岛四方机车车辆股份有限公司 | Fault diagnosis method, system and device based on train initial power-on and train |
| CN112965457A (en) * | 2021-01-22 | 2021-06-15 | 浙江合众新能源汽车有限公司 | Fault detection system and method for bus cycle transmission controller fault code |
| CN112965457B (en) * | 2021-01-22 | 2022-07-05 | 浙江合众新能源汽车有限公司 | Fault detection system and method for bus cycle transmission controller fault code |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106094791B (en) | 2019-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102096760B (en) | Detecting anomalies in field failure data | |
| US8831922B2 (en) | Failure sign detection apparatus | |
| JP5161829B2 (en) | Diagnostic device for supporting failure reproduction and output method of failure reproduction data | |
| CN102375452B (en) | Event-driven data mining method for improving fault code settings and isolating faults | |
| CN102591318B (en) | Process for service diagnostic and service procedures enhancement | |
| CN102393733A (en) | Failure diagnosis method, fault diagnosis instrument and system thereof | |
| CN109901555B (en) | Vehicle fault diagnosis method, equipment and storage medium | |
| KR20070022996A (en) | Vehicle management system in telematics system and method thereof | |
| CN102967728A (en) | Method and device for detecting automobile motion state by using acceleration sensor | |
| CN106470002A (en) | Method of motor control and system | |
| CN103538536B (en) | Vehicle information management system | |
| EP3379218B1 (en) | Method for providing a diagnostic on a combined humidity and temperature sensor | |
| CN103879397B (en) | The brake switch failure judgment method of vehicle and device | |
| JP2008052660A (en) | Diagnostic device for moving body, diagnostic terminal for moving body, and inverter device | |
| CN106094791A (en) | Vehicle Controller and acquisition methods fault time, diagnostic system and automobile | |
| JP2007537913A (en) | Apparatus and method for monitoring the filling level of a coolant circuit of a vehicle air conditioning system | |
| KR20130120330A (en) | Fault diagnosis system of vehicle | |
| US20210063459A1 (en) | Apparatus and method for analyzing cause of failure due to dielectric breakdown on basis of big data | |
| CN105973591B (en) | A kind of test macro of gearbox | |
| JP5540037B2 (en) | Vehicle information collecting apparatus and vehicle information collecting method | |
| KR20210098124A (en) | Fault diagnosis system of vehicle | |
| CN109263650A (en) | Identify the method, apparatus and the vehicles of manpower intervention | |
| CN112699490B (en) | Vehicle maintenance result verification method and device | |
| CN109118760B (en) | Comprehensive test system and method for unmanned vehicle traffic sign visual detection and response | |
| CN104854430B (en) | Method for checking a total distance which is travelled by a motor vehicle and is displayed therein |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |