CN108621987A - A kind of automobile neutral position sliding monitoring based reminding method - Google Patents
A kind of automobile neutral position sliding monitoring based reminding method Download PDFInfo
- Publication number
- CN108621987A CN108621987A CN201810390613.9A CN201810390613A CN108621987A CN 108621987 A CN108621987 A CN 108621987A CN 201810390613 A CN201810390613 A CN 201810390613A CN 108621987 A CN108621987 A CN 108621987A
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- Prior art keywords
- neutral position
- vehicle
- control unit
- position sliding
- engine
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Automation & Control Theory (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The present invention discloses a kind of automobile neutral position sliding monitoring based reminding method, whether this method can be in neutral position sliding state to vehicle is monitored in real time, and when vehicle is in neutral position sliding state, voice reminder " neutral position sliding is dangerous; this operation does not allow; please be linked into gear traveling " is carried out to driver by speech prompting device, it avoids under the road conditions of long descending due to exhaust brake failure phenomenon caused by neutral position sliding, the abrasion and heat fading for reducing service brake avoid engine potential dangerous after flame-out；Meanwhile the present invention can also judge whether clutch is stepped on, and when driver steps on clutch for a long time and slides, can also carry out voice reminder.
Description
Technical field
The present invention relates to ride safety of automobile fields more particularly to a kind of automobile neutral position sliding to monitor based reminding method.
Background technology
Many drivers think that neutral position sliding is fuel-efficient, and in fact, present engine is nearly all electric-control motor, when vehicle sky
When gear slides, car running computer, which needs to control, sprays certain oil mass maintenance engine idling；When vehicle band shelves slide, driving electricity
Brain can control distributive value according to the operating status of engine, when engine is in overrun states, engine stop oil spout；
It is slided compared to neutral gear more fuel-efficient.Wherein, Overrun states refer to：Engine not oil spout, not oil inlet, engine are also operating, main
It is happened at vehicle descending or withdraws throttle suddenly when running at high speed.
If vehicle is fluid drive, neutral position sliding is very harmful to gearbox, and under neutral position state, the oil in gearbox is not
Oil temperature can be caused to increase by oil pump circulating cooling, time length, burn out clutch disc.Once vehicle stall under neutral position state,
Engine will be unable to related operating, and power steering and brake power-assisted etc. need the equipment of engine power-assisted all to lose power, this
When it is abnormally dangerous.When brake, the auxiliary brake of engine is lost, brake power will reduce, while be very easy to cause to stop
Hull overheats.
In conclusion neutral position sliding there are many drawbacks, when driver's neutral position sliding, driver can timely be reminded
It is very important, still, driver can not be monitored on vehicle and using this faulty operation mode of neutral position sliding at present
And prompting.
Invention content
It is an object of the invention to monitor based reminding method by a kind of automobile neutral position sliding, to solve background above technology department
Divide the problem of mentioning.
For this purpose, the present invention uses following technical scheme：
A kind of automobile neutral position sliding monitoring based reminding method comprising following steps：
S101, determine whether neutral position switch is installed on automobile, if being equipped with neutral position switch, then follow the steps S102, if
Neutral position switch is not installed, S105 is thened follow the steps；
S102, it determines whether the neutral position switch of installation fails, if not failing, thens follow the steps S103 and step S104,
If failure, thens follow the steps S105；
S103, when vehicle normally travel on road, vehicle speed sensor exports the actual vehicle speed of detection single to control
Member, if control unit does not receive the neutral signal of neutral position switch transmission and judges that clutch is not operated, control unit
The transmission system of judgement engine and vehicle does not disengage, and vehicle does not have neutral position sliding；
S104, vehicle speed sensor export when being not zero to the actual vehicle speed of control unit, and control unit will judge vehicle just
In transport condition, if control unit receives the neutral signal of neutral position switch transmission at this time, and engine is in idling mode,
Vehicle is then judged just in neutral position sliding, and control unit, which is sent, reminds instruction to speech prompting device, and speech prompting device receives institute
Voice is played after stating prompting instruction, reminds driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling "；
S105, judge whether vehicle is in neutral position sliding state by speed, engine speed, gearbox speed ratio information,
Remind instruction to speech prompting device if so, control unit is sent, speech prompting device plays after receiving the prompting instruction
Voice reminds driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling ".
Particularly, in the step S104 engine be in idling mode judgment method it is as follows：Crankshaft sensor detects
The tachometer value of engine is simultaneously exported to control unit, and control unit will be under the tachometer value of the engine and the idling mode to prestore
Engine speed value is compared, if the two is consistent, judges that engine is in idling mode.
Particularly, the step S105 is specifically included：Control unit judges vehicle when the vehicle speed received is not zero
It is in transport condition, then, control unit calculates the ratio for receiving engine speed and vehicle speed, according to the ratio
Gearbox speed ratio at this time is calculated, if calculated gearbox speed ratio gearbox speed ratio corresponding with each gear of the gearbox to prestore
It is all different, then control unit judgement vehicle is in neutral position sliding state, sends and reminds instruction to speech prompting device, voice carries
Awake device plays voice after receiving the prompting instruction, reminds driver that " neutral position sliding is dangerous, this operation does not allow, please be linked into
Gear travels ".
Automobile neutral position sliding proposed by the present invention monitoring based reminding method whether vehicle can be in neutral position sliding state into
Row monitoring in real time, and when vehicle is in neutral position sliding state, voice reminder " neutral gear is carried out to driver by speech prompting device
Danger is slided, this operation does not allow, and please be linked into gear traveling ", it avoids under the road conditions of long descending since neutral position sliding causes
Exhaust brake failure phenomenon, reduce the abrasion and heat fading of service brake, avoid engine potential dangerous after flame-out；Together
When, the present invention can also judge whether clutch is stepped on, and when driver steps on clutch for a long time and slides, can also carry out language
Sound is reminded.
Description of the drawings
Fig. 1 is that automobile neutral position sliding provided in an embodiment of the present invention monitors based reminding method flow chart.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.It is understood that tool described herein
Body embodiment is used only for explaining the present invention rather than limitation of the invention.It also should be noted that for the ease of retouching
It states, only some but not all contents related to the present invention are shown in the drawings, it is unless otherwise defined, used herein all
Technical and scientific term has the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.It is used herein
Term be intended merely to description specific embodiment, it is not intended that in limitation the present invention.
It please refers to shown in Fig. 1, Fig. 1 is that automobile neutral position sliding provided in an embodiment of the present invention monitors based reminding method flow chart.
Automobile neutral position sliding monitoring based reminding method specifically comprises the following steps in the present embodiment：
S101, determine whether neutral position switch is installed on automobile, if being equipped with neutral position switch, then follow the steps S102, if
Neutral position switch is not installed, S105 is thened follow the steps.
S102, it determines whether the neutral position switch of installation fails, if not failing, executes step S103, step successively
S104, if failure, thens follow the steps S105.
S103, when vehicle normally travel on road, vehicle speed sensor exports the actual vehicle speed of detection single to control
Member, if control unit does not receive the neutral signal of neutral position switch transmission and judges that clutch is not operated, control unit
The transmission system of judgement engine and vehicle does not disengage, and vehicle does not have neutral position sliding.
S104, vehicle speed sensor export when being not zero to the actual vehicle speed of control unit, and control unit will judge vehicle just
In transport condition, if control unit receives the neutral signal of neutral position switch transmission at this time, and engine is in idling mode,
Vehicle is then judged just in neutral position sliding, and control unit, which is sent, reminds instruction to speech prompting device, and speech prompting device receives institute
Voice is played after stating prompting instruction, reminds driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling ".
Judging engine in the present embodiment, whether the method in idling mode is as follows：Crankshaft sensor detects engine
Tachometer value and export to control unit, control unit is by engine under the tachometer value of the engine and the idling mode to prestore
Tachometer value is compared, if the two is consistent, judges that engine is in idling mode.
S105, judge whether vehicle is in neutral position sliding state by speed, engine speed, gearbox speed ratio information,
Remind instruction to speech prompting device if so, control unit is sent, speech prompting device plays after receiving the prompting instruction
Voice reminds driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling ".
Judge vehicle whether in neutral gear cunning by speed, engine speed, gearbox speed ratio information in the present embodiment
Row state, specifically includes：For control unit when the vehicle speed received is not zero, judgement vehicle is in transport condition, so
Afterwards, control unit calculates the ratio for receiving engine speed and vehicle speed, according to the gearbox speed of the ratio calculation at this time
Than if calculated gearbox speed ratio gearbox speed ratio corresponding with each gear of the gearbox to prestore is all different, controlling list
Member judgement vehicle is in neutral position sliding state.
It should be noted that due to being all rigid connection from engine to wheel, when gearbox is in a certain gear (such as one
Shelves, two grades, three gears etc.) when, no matter how engine or speed change, and the ratio of engine speed and vehicle speed is constant
, the ratio is corresponding with gearbox speed ratio of the gearbox under the gear namely the ratio of engine speed and vehicle speed
Gearbox speed ratio can be obtained by operation；Therefore, the corresponding gearbox speed ratio of each gear of gearbox can be stored in advance in
In control unit, when needing to judge that gear vehicle be in, control unit need to only pass through engine speed and vehicle speed
Ratio calculation vehicle gearbox speed ratio at this time, calculated gearbox speed ratio and the gearbox speed ratio to prestore are carried out pair
Than, it is identical as the gearbox speed ratio of which gear just explanation at this time vehicle be in which gear (such as with three gear speed change
Case speed ratio is identical, just illustrates that this thing of vehicle is in three gears), if the gearbox speed ratio with any gear is all different, that is just said
Bright vehicle at this time is not at any gear i.e. neutral gear, if speed is not zero at this time, that can accurately determine vehicle at this time
Be in neutral position sliding state.
Technical scheme of the present invention can correct the incorrect driving habit of some drivers, and to vehicle, (especially heavy type is led
Draw vehicle) whether it is in neutral position sliding state and is monitored in real time, and when vehicle is in neutral position sliding state, pass through voice reminder
Device carries out voice reminder " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling " to driver, avoids under length
Due to exhaust brake failure phenomenon caused by neutral position sliding under the road conditions on slope, the abrasion and heat fading of service brake are reduced, is avoided
Engine is potential dangerous after flame-out；Meanwhile the present invention can also be sentenced by control unit to whether clutch is stepped on
Disconnected, when driver steps on clutch for a long time and slides, control unit can equally send control instruction to speech prompting device, voice reminder
Device will send out voice reminder in time；Wherein, control unit is to whether clutch steps on the method judged：Work as clutch
When stepping on, it can be given to control unit there are one trigger signal, control unit thinks that clutch has been stepped on after receiving the signal, when
When the blackout, then it is assumed that clutch has unclamped；The specific action for the stepping on clutch just progress voice that lasts long carries
It wakes up, can flexibly be set according to factors such as vehicle, vehicles.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
May include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (3)
1. a kind of automobile neutral position sliding monitors based reminding method, which is characterized in that include the following steps：
S101, determine whether neutral position switch is installed on automobile, if being equipped with neutral position switch, then follow the steps S102, if not pacifying
Neutral position switch is filled, S105 is thened follow the steps；
S102, it determines whether the neutral position switch of installation fails, if not failing, thens follow the steps S103 and step S104, if losing
Effect, thens follow the steps S105；
S103, when vehicle normally travel on road, vehicle speed sensor exports the actual vehicle speed of detection to control unit, if
Control unit does not receive the neutral signal of neutral position switch transmission and judges that clutch is not operated, then control unit judgement hair
Motivation and the transmission system of vehicle do not disengage, and vehicle does not have neutral position sliding；
S104, vehicle speed sensor export when being not zero to the actual vehicle speed of control unit, and control unit will judge that vehicle is in
Transport condition, if control unit receives the neutral signal of neutral position switch transmission at this time, and engine is in idling mode, then sentences
Vehicle is determined just in neutral position sliding, and control unit, which is sent, reminds instruction to speech prompting device, and speech prompting device receives described carry
It wakes up and plays voice after instructing, remind driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling "；
S105, judge whether vehicle is in neutral position sliding state by speed, engine speed, gearbox speed ratio information, if so,
Then control unit, which is sent, reminds instruction to speech prompting device, and speech prompting device plays voice after receiving the prompting instruction,
Remind driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling ".
2. automobile neutral position sliding according to claim 1 monitors based reminding method, which is characterized in that sent out in the step S104
The judgment method that motivation is in idling mode is as follows：Crankshaft sensor detects the tachometer value of engine and exports to control unit,
The tachometer value of the engine is compared by control unit with engine speed value under the idling mode to prestore, if the two one
It causes, then judges that engine is in idling mode.
3. monitoring based reminding method according to claims 1 or 2 any one of them automobile neutral position sliding, which is characterized in that the step
Rapid S105 is specifically included：For control unit when the vehicle speed received is not zero, judgement vehicle is in transport condition, so
Afterwards, control unit calculates the ratio for receiving engine speed and vehicle speed, according to the gearbox speed of the ratio calculation at this time
Than if calculated gearbox speed ratio gearbox speed ratio corresponding with each gear of the gearbox to prestore is all different, controlling list
Member judgement vehicle is in neutral position sliding state, sends and reminds instruction to speech prompting device, and speech prompting device receives described carry
It wakes up and plays voice after instructing, remind driver " neutral position sliding is dangerous, this operation does not allow, and please be linked into gear traveling ".
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390613.9A CN108621987A (en) | 2018-04-27 | 2018-04-27 | A kind of automobile neutral position sliding monitoring based reminding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810390613.9A CN108621987A (en) | 2018-04-27 | 2018-04-27 | A kind of automobile neutral position sliding monitoring based reminding method |
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| Publication Number | Publication Date |
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| CN108621987A true CN108621987A (en) | 2018-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810390613.9A Pending CN108621987A (en) | 2018-04-27 | 2018-04-27 | A kind of automobile neutral position sliding monitoring based reminding method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111429604A (en) * | 2020-03-31 | 2020-07-17 | 潍柴动力股份有限公司 | Vehicle gear evaluation method and device and vehicle |
| CN112428918A (en) * | 2019-08-06 | 2021-03-02 | 上海博泰悦臻网络技术服务有限公司 | Continuous downhill road section prompting method and device and vehicle |
| CN113147626A (en) * | 2021-04-16 | 2021-07-23 | 黄冈格罗夫氢能汽车有限公司 | Automobile trailer protection method and device based on gear box and hydrogen energy automobile |
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| CN203698106U (en) * | 2013-12-31 | 2014-07-09 | 郑州贯沣电子科技有限公司 | Detecting device for neutral-gear sliding of heavy-loaded vehicle |
| CN203780410U (en) * | 2013-11-20 | 2014-08-20 | 中国石油集团川庆钻探工程有限公司 | Car neutral-position sliding monitor |
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Patent Citations (5)
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| CN1621287A (en) * | 2004-12-16 | 2005-06-01 | 季钢焰 | Automatic warning and braking device for preventing load-carrying vehicle from coasting |
| CN202463697U (en) * | 2012-03-09 | 2012-10-03 | 无锡商业职业技术学院 | Neutral coasting warning device for automobile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112428918A (en) * | 2019-08-06 | 2021-03-02 | 上海博泰悦臻网络技术服务有限公司 | Continuous downhill road section prompting method and device and vehicle |
| CN111429604A (en) * | 2020-03-31 | 2020-07-17 | 潍柴动力股份有限公司 | Vehicle gear evaluation method and device and vehicle |
| CN113147626A (en) * | 2021-04-16 | 2021-07-23 | 黄冈格罗夫氢能汽车有限公司 | Automobile trailer protection method and device based on gear box and hydrogen energy automobile |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181009 |
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