CN107945576A - Vehicle trouble monitoring method - Google Patents
Vehicle trouble monitoring method Download PDFInfo
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- CN107945576A CN107945576A CN201711425232.1A CN201711425232A CN107945576A CN 107945576 A CN107945576 A CN 107945576A CN 201711425232 A CN201711425232 A CN 201711425232A CN 107945576 A CN107945576 A CN 107945576A
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- vehicle
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/161—Decentralised systems, e.g. inter-vehicle communication
- G08G1/162—Decentralised systems, e.g. inter-vehicle communication event-triggered
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- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
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Abstract
The present invention relates to vehicle monitoring technical field, and in particular to vehicle trouble monitoring method, including herein below：Voice signal when S1 is run according to the ignition signal collection vehicle of vehicle is simultaneously periodically sent to server, and the stop signal in collection vehicle operational process and parking duration are sent to server；S2 servers contrast voice signal, and when voice signal is abnormal, server sends fault message to car-mounted terminal, and car-mounted terminal is prompted according to fault message；S3 servers contrast voice signal when receiving stop signal, and when voice signal is normal, the positional information of parking vehicle is sent to car-mounted terminal by server, and car-mounted terminal is promptly prompted；S4 servers contrast parking duration and duration threshold value, when length is more than duration threshold value as when parking, the positional information of parking vehicle is sent to car-mounted terminal by server, and car-mounted terminal carries out parking vehicle information alert.The present invention is monitored the failure in vehicle operation, and notifies multiple car-mounted terminals in time.
Description
Technical field
The present invention relates to vehicle monitoring technical field, and in particular to vehicle trouble monitoring method.
Background technology
With the development of road traffic, important work is played when highway is as the hinge for connecting each provincial capital
With.Highway has completely cut off walking about for humans and animals, running velocity higher so that road transport is more efficient.Vehicle exists
During running on expressway, cooperate since each parts at high speeds of vehicle interior operates, vehicle hour is longer, Er Qiegao
Fast highway is more on slightly inclined position, when vehicle breaks down on a highway, it is difficult to find and handled in time,
When vehicle highway break down stopping can not move when, other vehicular traffics are difficult to find in advance, therefore are easily triggered
Traffic accident, it is dangerous higher.
Existing vehicle trouble monitoring method is generally to know vehicle by the active detecting of vehicle or by error code
Fault message, still, when vehicle break down can not moved on road when, existing monitoring method can not notify in time
Other vehicular traffics, when running into the irremovable vehicle because of failure on road during traveling, if do not predicted in advance, very
It may cause a traffic accident because avoidance is too late.
The content of the invention
The invention is intended to provide a kind of vehicle trouble monitoring method, to notify other in time while vehicle breaks down
Vehicular traffic.
Vehicle trouble monitoring method in this programme, including herein below：
S1, passes through the car-mounted terminal collection vehicle operationally voice signal in bonnet, and by voice signal periodically
It is sent to server, while the stop signal in car-mounted terminal collection vehicle operational process and the parking duration to vehicle are counted
Calculate, car-mounted terminal collects and stop signal and voice signal are sent to server after stop signal, and car-mounted terminal is collecting
Server is sent to after the parking duration of vehicle；
S2, server carry out periodically received voice signal and the vehicle normal operation voice signal prestored pair
Than when the voice signal when received voice signal and vehicle normal operation mismatches, server sends event to car-mounted terminal
Hinder information, car-mounted terminal prompts have failure inside driver vehicle according to fault message；
S3, is receiving stop signal while received voice signal is being matched, if received sound in server
It fails to match for signal and the voice signal that prestores, and the positional information of parking vehicle is sent in communication range by server
On all car-mounted terminals, the car-mounted terminal for receiving positional information is promptly prompted according to positional information；
S4, server is compared parking duration, when length exceedes the duration threshold value prestored as when parking, server
The car-mounted terminal of other vehicles in the same direction is sent to regard to the positional information of parking vehicle, the car-mounted terminal of other vehicles is believed according to position
Breath prompts parking vehicle information.
The working principle and beneficial effect of this programme is：When vehicle is run, the various parts of vehicle interior mutually operate
Cooperation, various parts, which mutually operate, can produce sound in cooperating process, when vehicle interior a part is broken down, parts
Sound in operating cooperating process can produce change.
When carrying out vehicle trouble monitoring, car-mounted terminal obtains the voice signal in bonnet of motor car, and collection vehicle is transported
Stop signal during row, such as stop signal can be obtained from the ECU of vehicle, when the speed of vehicle is zero, vehicle
In halted state, stop signal starts car-mounted terminal and carries out timing, after vehicle has speed again, allows car-mounted terminal to obtain
Voice signal is periodically sent to server by the parking duration, car-mounted terminal, and car-mounted terminal will stop after collecting stop signal
Stop signal and voice signal are together sent to server, and car-mounted terminal collects and parking duration is sent to service after parking duration
Device.
When server contrasts periodically received voice signal, if received voice signal has been mingled with vehicle
Noise during internal a part failure, received voice signal and the voice signal that prestores mismatch, and server is to vehicle-mounted
Send fault message prompting driver, avoid vehicle from can not learning failure in time in the process of running, at the same driver without
Informed after to maintenance store by maintenance personal or by error code or vehicle trouble, reduce vehicle and trigger safety due to failure
The situation of hidden danger.
After vehicle gets into an accident and causes to stop in emergency, when vehicle collision, makes to be mingled with what collision produced in voice signal
Sound, server receive stop signal and voice signal and both are compared matching at the same time, it is easier to detect vehicle
Emergency case during traffic accident, at this time promptly prompts other vehicles according to positional information, facilitates other vehicles to know in time
Front traffic accident, avoids other vehicles from not knowing traffic accident position and blindly move forward and cause more cars to knock into the back.
Server sends the positional information of the parking vehicle, side according to parking duration to other vehicles around parking vehicle
Just the position that other vehicles know parking vehicle in advance is allowed to be avoided to be avoided because having little time to find parking vehicle and cause
Traffic accident, avoids other vehicles from producing failure because of traffic accident while improving traffic safety.
Car-mounted terminal detects the voice signal of vehicle with being continued for, and then carries out periodicity sending, avoids producing in vehicle
It can not be timely detected during raw failure.
This programme is monitored faults itself in vehicle travel process and Parking situation, avoids because finding this not in time
Car failure and other vehicle troubles stop and cause failure, and driver can be prevented in advance, improves the peace of road driving
Quan Xing.
Further, in the content S1, car-mounted terminal carries out voice signal after the ignition signal of vehicle ECU is obtained, stops
The collection of stop signal and parking duration, stop signal gathers after car-mounted terminal obtains the misfire signals and parking signal of ECU.
After vehicle, which is parked in, stops traveling on parking stall, no longer it is monitored, and just carried out when driving again in vehicle
Monitoring, reduces the data volume for monitoring bring always, easy to use.
Further, in the content S4, when server receives stop signal and voice signal successful match, server
Sent to car-mounted terminal and obtain signal, car-mounted terminal is sent to server according to the enabling signal for obtaining signal acquisition vehicle, takes
Business device judges whether vehicle is temporary parking according to enabling signal.
When the vehicle is stopped if do not stopped working, vehicle is probably temporary parking, and when vehicle stops and stops working, vehicle will
Stop a period of time, such as stop a few minutes or longer duration, enabling signal can be the CRANK PULSES of engine, when flame-out
Engine stop operates, and engine is in CRANK PULSES when not flame-out, and enabling signal during according to vehicle parking judges car
Whether temporary parking, avoid after server prompts other vehicles during vehicle temporary parking, the vehicle of temporary parking is again
Drive away, allow other vehicle in-positions when cause to obscure.
Further, in the content S1, the cycle that car-mounted terminal sends voice signal determines according to the traveling duration of vehicle.
Car-mounted terminal uses variable sending cycle, and allows the cycle being calculated to be counted according to vehicle is long when driving
Calculate, for example, it is initial when the cycle be arranged to 10 minutes, when vehicle travel 30 minutes after the cycle be changed to 5 minutes, avoid vehicle for a long time
Drive a vehicle and do not pay attention to vehicle trouble situation, improve the accuracy of vehicle trouble monitoring.
Further, when enabling signal for engine shut down signal when, server judges that vehicle is not temporary parking,
Server sends the positional information of the parking vehicle to other vehicles；When enabling signal is the CRANK PULSES of engine, service
Device judges that vehicle is temporary parking, and server continues to obtain the temporary parking duration of vehicle, faces if temporary parking duration is more than
When threshold value, server sends temporary parking then signal to car-mounted terminal.
According to the state of vehicle distinguish stop vehicle be temporary parking or with certain time length parking, it is optionally right
Surrounding vehicles are prompted, and the vehicle driver of temporary parking are prompted when temporary parking duration is more than Temp Threshold,
Temp Threshold is designed according to actual use, such as 5 minutes, avoid because other vehicles do not know that there is parking vehicle in some position
And traffic accident is caused, improve the accuracy of monitoring.
Further, the traveling duration is negatively correlated relation with the cycle.
When longer when the vehicle is running, the degree of fatigue of driver can be higher, and the observation judgement of driver declines,
So reducing the cycle, the processing frequency to vehicle monitor information is improved, the failure of vehicle can be found in time and notify driver.
Brief description of the drawings
Fig. 1 is the FB(flow block) of vehicle trouble monitoring method embodiment of the present invention；
Fig. 2 is vehicle trouble monitoring method embodiment system schematic block diagram of the present invention；
Fig. 3 is vehicle trouble monitoring method embodiment system principle diagram of the present invention.
Embodiment
Below by the further details of explanation of embodiment.
Vehicle trouble monitoring method, as shown in Figure 1, including herein below：
S1, car-mounted terminal pass through car-mounted terminal collection vehicle operationally engine after the ignition signal of vehicle ECU is obtained
Voice signal in lid, and voice signal is periodically sent to server, while in car-mounted terminal collection vehicle operational process
Stop signal and parking duration to vehicle calculate, car-mounted terminal is collected stop signal and sound after stop signal
Signal is sent to server, and car-mounted terminal is sent to server after the parking duration of vehicle is collected；
In definite car-mounted terminal sending cycle, the cycle determines according to the traveling duration of vehicle, and traveling duration is true in classification
Speed limit speed during fixed cycle according to road is divided, and speed limit speed grows up to negative correlativing relation when driving with the definite cycle；
S2, server carry out periodically received voice signal and the vehicle normal operation voice signal prestored pair
Than when the voice signal when received voice signal and vehicle normal operation mismatches, server sends event to car-mounted terminal
Hinder information, car-mounted terminal prompts have failure inside driver vehicle according to fault message；
S3, server is compared parking duration, when length exceedes the duration threshold value prestored as when parking, server
The car-mounted terminal of other vehicles in the same direction is sent to regard to the positional information of parking vehicle, the car-mounted terminal of other vehicles is believed according to position
Breath prompts parking vehicle information；
S4, is receiving stop signal while received voice signal is being matched, if received sound in server
It fails to match for signal and the voice signal that prestores, and the positional information of parking vehicle is sent in communication range by server
On all car-mounted terminals, the car-mounted terminal for receiving positional information is promptly prompted according to positional information；If server is examined
Voice signal successful match is measured, server is sent to car-mounted terminal obtains signal, and car-mounted terminal is according to acquisition signal acquisition car
Enabling signal be sent to server, server judges whether vehicle is temporary parking according to enabling signal；
When enabling signal for engine shut down signal when, server judges that vehicle is not temporary parking, server
The positional information of the parking vehicle is sent to other vehicles；When enabling signal is the CRANK PULSES of engine, server judges
Vehicle is temporary parking, and server continues to obtain the temporary parking duration of vehicle, if temporary parking duration is more than Temp Threshold,
Server sends temporary parking then signal to car-mounted terminal.
To realize the above method, the present embodiment also provides a kind of fault monitoring system, as shown in Fig. 2, including server and
Multiple car-mounted terminals, car-mounted terminal are communicated with server by internet.
As shown in figure 3, car-mounted terminal includes locating module, sound collector, control module, reminding module and wireless receiving and dispatching
Module；
Locating module is used to obtain the positional information of vehicle and is sent to control module；
Sound collector is located in bonnet of motor car, and sound collector is used for voice signal when collection vehicle is run；
Control module is used to obtain ignition signal from vehicle ECU, and obtains vehicle in real time after ignition signal is obtained
Voice signal is periodically passed to radio receiving transmitting module by speed signal, control module, and clothes are sent to by radio receiving transmitting module
Business device；
When the car speed represented in vehicle operation from the speed signal that ECU is obtained is zero, control module carries out
Timing, when the speed that the speed signal being received again by represents is more than zero, control module (stops parking duration and speed signal
Stop signal) server can be sent to；
Reminding module be used for according to the control of control module prompt this vehicle driver this vehicle fault message or other
Vehicle trouble messages；
Radio receiving transmitting module is used to be communicated with server according to the information of control module.
Server includes communication module, database module and processing module；
Communication module is used to be communicated with car-mounted terminal according to the information of processing module；
Database module is used to store voice signal during vehicle normal operation, and duration threshold is also stored with database module
Value, be also stored with database differentiation whether the Temp Threshold of temporary parking；
Processing module is contrasted the normal sound signal obtained from database module with received voice signal, when
When contrasting mismatch, server sends fault message by communication module to car-mounted terminal, the control module on car-mounted terminal
Prompt that there is failure inside driver vehicle by reminding module；
Processing module is contrasted parking duration with duration threshold value, when length is more than duration threshold value as when parking, server
The positional information of parking vehicle is sent to car-mounted terminal by communication module；
Processing module receives stop signal while received voice signal is matched, if voice signal matching is lost
Lose, the positional information of vehicle is sent on all car-mounted terminals in communication range by server by communication module, is received
The car-mounted terminal of positional information is promptly prompted by reminding module；Conversely, server by communication module to car-mounted terminal
Send and obtain signal, the enabling signal of vehicle is sent back server by the control module in car-mounted terminal according to signal is obtained, and is taken
Processing module in business device judges whether vehicle belongs to temporary parking, the deterministic process such as above method according to enabling signal.
Duration threshold value is set according to specific requirements, for example, for certain section parking when a length of 10 minutes, duration threshold
Value is just set as 10 minutes.
In specific monitoring, during stop signal of the car-mounted terminal in collection vehicle operational process, stop signal can be from
Obtained in the ECU of vehicle, when the speed of vehicle is zero, vehicle is in halted state, and stop signal starts car-mounted terminal and carries out
Timing, after vehicle has speed again, allows car-mounted terminal to obtain the parking duration, car-mounted terminal periodically sends out voice signal
Server is given, car-mounted terminal often detects that stop signal and parking duration are sent to server and are handled.
When car-mounted terminal periodically sends voice signal to server, sending cycle according to vehicle, counted when driving by length
Calculate, car-mounted terminal collects and stop signal and voice signal is sent to server after stop signal, such as it is initial when the cycle set
Be set to 10 minutes, when vehicle travel 30 minutes after the cycle be changed to 5 minutes, avoid vehicle for a long time driving and do not pay attention to vehicle trouble
Situation, improves the accuracy of vehicle trouble monitoring.
The division of vehicle traveling duration is carried out according to road speed limit speed, when speed limit speed is higher, zero in vehicle
Part operating cooperation speed is faster, reduces the traveling duration interval for sending monitoring information according to the increase of speed limit speed, such as limit
When degree of hastening is 100km/h, vehicle often travels 20 minutes, changes a sending cycle, i.e. sending cycle interval is shorter, works as vehicle
When running at high speed, if vehicle catastrophic failure needs to stop, braking distance is grown, and inertia is big, it is easier to which accidents happened, so logical
The high-frequency processing to vehicle monitor information is crossed, the failure of vehicle can be found in time and notify driver.
When server contrasts periodically received voice signal, if received voice signal has been mingled with vehicle
Noise during internal a part failure, periodically received voice signal can be mismatched with the voice signal prestored, service
Device avoids vehicle from can not learning failure in time in the process of running, drives at the same time to vehicle-mounted transmission fault message prompting driver
Member without to being informed by maintenance personal after maintenance store or by error code or vehicle trouble, reducing vehicle due to failure and
Trigger the situation of security risk.
Server sends the positional information of the parking vehicle, side according to parking duration to other vehicles around parking vehicle
Just the position that other vehicles know parking vehicle in advance is allowed to be avoided to be avoided because having little time to find parking vehicle and cause
Traffic accident, avoids other vehicles from producing failure because of traffic accident while improving traffic safety.
After vehicle gets into an accident and causes to stop in emergency, when vehicle collision, makes to be mingled with what collision produced in voice signal
Voice signal is compared detection in sound, server, it is easier to emergency case during vehicle traffic accident is detected, at this time according to position
Confidence breath promptly prompts other vehicles, facilitates other vehicles to know front traffic accident in time, avoids other vehicles from not knowing car
Bring disaster upon position and blindly move forward and cause more cars to knock into the back.
This programme is monitored faults itself in vehicle travel process and Parking situation, avoids because finding this not in time
Car failure and other vehicle troubles stop and cause failure, and driver can be prevented in advance, improves the peace of road driving
Quan Xing.
Above-mentioned monitoring method further includes content S5, sound during by being arranged on the noise collector at wheel to tyre in operation
Sound signal is acquired, the sound for then being collected sound collector and noise collector by the control module on car-mounted terminal
Signal carries out subtraction.
Voice signal when each component runs well in bonnet is built-in with the control module, when there is component in bonnet
During failure, the sound during operating of each component can produce change, control module by the voice signal in obtained bonnet and
Built-in voice signal is matched, and when it fails to match, control module control reminding module prompting driver pays attention to bonnet
Interior each particle matter, the problem of to find each component in advance, avoiding vehicle interior failure from causing can not be timely in collision prevention of vehicle
Operated according to the operation of driver, collection, matching and the analysis of the voice signal belong to the prior art, no longer superfluous herein
State.
However, when vehicle runs into deceleration strip when obstacle in the process of moving, vehicle shake can make each component in bonnet
Place and then shakes, and sound caused by each component shake is mixed in sound when each component collected is run, so control
Sound collector is subtracted the voice signal that noise collector collects by module, so as to exclude deceleration strip pair in vehicle travel process
The influence of each component in bonnet, improves the accuracy that sound collector collects voice signal, avoids road barrier from making collection
To bonnet in each component voice signal be mingled with barrier strips come voice signal and judge into unit failure by accident, improve vehicle
The accuracy of monitoring safe for operation.
Above-described is only the embodiment of the present invention, and the general knowledge such as known concrete structure and characteristic is not made herein in scheme
Excessive description., without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these are implemented all without the influence present invention
Effect and practical applicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as embodiment can be used for the content for explaining claim.
Claims (6)
1. vehicle trouble monitoring method, it is characterised in that including herein below：
S1, by the car-mounted terminal collection vehicle operationally voice signal in bonnet, and by voice signal periodicity sending
To server, while the stop signal in car-mounted terminal collection vehicle operational process and the parking duration to vehicle calculate,
Car-mounted terminal collects and stop signal and voice signal is sent to server after stop signal, and car-mounted terminal is collecting vehicle
Parking duration after be sent to server；
S2, server are contrasted periodically received voice signal with the vehicle normal operation voice signal prestored,
When voice signal when received voice signal and vehicle normal operation mismatches, server sends failure letter to car-mounted terminal
Breath, car-mounted terminal prompt have failure inside driver vehicle according to fault message；
S3, is receiving stop signal while received voice signal is being matched, if received voice signal in server
It fails to match with the voice signal that prestores, and the positional information of parking vehicle is sent to all in communication range by server
On car-mounted terminal, the car-mounted terminal for receiving positional information is promptly prompted according to positional information；
S4, server are compared parking duration, and when length exceedes the duration threshold value prestored as when parking, server just stops
The positional information of car vehicle is sent to the car-mounted terminal of other vehicles in the same direction, and the car-mounted terminal of other vehicles is according to positional information pair
Parking vehicle information is prompted.
2. vehicle trouble monitoring method according to claim 1, it is characterised in that：In the content S1, car-mounted terminal exists
The collection of voice signal, stop signal and the duration that stops is carried out after the ignition signal of acquisition vehicle ECU, when car-mounted terminal obtains
Stop signal gathers after the misfire signals and parking signal of ECU.
3. vehicle trouble monitoring method according to claim 1, it is characterised in that：In the content S4, when server connects
When receiving stop signal and voice signal successful match, server sends to car-mounted terminal and obtains signal, and car-mounted terminal is according to obtaining
The enabling signal of signal acquisition vehicle is taken to be sent to server, server judges whether vehicle is to stop temporarily according to enabling signal
Car.
4. vehicle trouble monitoring method according to claim 2, it is characterised in that：In the content S1, car-mounted terminal hair
The cycle of voice signal is sent to be determined according to the traveling duration of vehicle.
5. vehicle trouble monitoring method according to claim 3, it is characterised in that：When the stopping that enabling signal is engine
During CRANK PULSES, server judges that vehicle is not temporary parking, and the position that server sends the parking vehicle to other vehicles is believed
Breath；When enabling signal is the CRANK PULSES of engine, server judges that vehicle is temporary parking, and server continues to obtain vehicle
Temporary parking duration, if temporary parking duration is more than Temp Threshold, server sends temporary parking then to car-mounted terminal
Signal.
6. vehicle trouble monitoring method according to claim 4, it is characterised in that：It is described to travel duration and cycle into negative
Pass relation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425232.1A CN107945576A (en) | 2017-12-25 | 2017-12-25 | Vehicle trouble monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711425232.1A CN107945576A (en) | 2017-12-25 | 2017-12-25 | Vehicle trouble monitoring method |
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| Publication Number | Publication Date |
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| CN107945576A true CN107945576A (en) | 2018-04-20 |
Family
ID=61939126
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711425232.1A Pending CN107945576A (en) | 2017-12-25 | 2017-12-25 | Vehicle trouble monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109785460A (en) * | 2019-01-03 | 2019-05-21 | 深圳壹账通智能科技有限公司 | Vehicle trouble recognition methods, device, computer equipment and storage medium |
| CN112309153A (en) * | 2019-08-01 | 2021-02-02 | 北京小马智行科技有限公司 | Method and device for stopping fault vehicle |
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Application publication date: 20180420 |