CN104373585A - Method and system for prompting gear shifting - Google Patents
Method and system for prompting gear shifting Download PDFInfo
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- CN104373585A CN104373585A CN201410567764.9A CN201410567764A CN104373585A CN 104373585 A CN104373585 A CN 104373585A CN 201410567764 A CN201410567764 A CN 201410567764A CN 104373585 A CN104373585 A CN 104373585A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/44—Inputs being a function of speed dependent on machine speed of the machine, e.g. the vehicle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/14—Inputs being a function of torque or torque demand
- F16H59/34—Inputs being a function of torque or torque demand dependent on fuel feed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H59/70—Inputs being a function of gearing status dependent on the ratio established
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/18—Preventing unintentional or unsafe shift, e.g. preventing manual shift from highest gear to reverse gear
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
Abstract
The invention discloses a method and system for prompting gear shifting. The method comprises the steps that a current vehicle speed, a current gear and a current accelerator opening degree are acquired; the economical vehicle speed most close to the current vehicle speed under the current accelerator opening degree is acquired in a table which reflects the corresponding relation of accelerator opening degrees and gears with economical vehicle speeds, and the gear corresponding to the economic vehicle speed is used as the economical gear; if the current gear is not consistent with the economical gear, a gear shifting target indicating drive signal is output to a target gear indicator light corresponding to the economical gear until any gear shifting prompting canceling event is detected. According to the method and system, the economical gear at which an engine can be made to work in a cost-optimal oil consumption area at the current vehicle speed and the current accelerator opening degree can be obtained by inquiring the table, thus the operation that a driver can be promoted to shift the gear to the cost-optimal gear to drive can be achieved only through simple control logic, and therefore the method and system have the advantages of being easy to implement and low in implement cost.
Description
Technical field
The present invention relates to manual gear vehicle economy operation study technical field, particularly relate to a kind of gearshift reminding method and system.
Background technique
So-called gearshift prompt facility, is exactly by the analysis to motor and travel condition of vehicle, calculates most economical rational gear by engine electronic control unit, and in instrument, show ascending, descending gear information, is supplied to driver's reference.There are some researches show, if manual gear vehicle makes engine operation in most economical oil consumption district in the gearshift of correct time, the fuel economy of vehicle can be significantly improved.
European Parliament is in legislation resolution on March 10th, 2009, specify in the type approval of vehicle safety, after 2012 11 years 1 day, M1 class Reference mass is no more than 2610kg and the vehicle mating manual transmission must assemble gear shifting indicator, and after 1 day November in 2014, the vehicle of all coupling manual transmissions must assemble gear shifting indicator.China specifies in the Passenger Car Fuel Consumption Standard consumption evaluating method and index (exposure draft) of issue on December 20th, 2013, if adopt gear shifting indicator, oil consumption test result can deduct certain amount, such as, can deduct 0.1L/100km.Clear stipulaties in Brazil's relevant laws and regulations, if the vehicle of coupling manual transmission adopts gear shifting indicator oil consumption test result can be deducted 0.1L/100km.It can thus be appreciated that the development trend of manual gear vehicle needs to provide gearshift prompt facility.
Existing gearshift prompting control logic is very complicated, relates to the gear computational logic of some automatic transmission case such as acceleration resistance, gradient resistance, height above sea level correction, therefore has that to realize cost high, is not easy to the defect of popularity.
Summary of the invention
The object of the embodiment of the present invention is to provide one and realizes lower-cost gearshift reminding method and system.
To achieve these goals, the technical solution used in the present invention is: a kind of gearshift reminding method, comprising:
Obtain current vehicle speed, current shift and current throttle aperture;
Reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form in, obtain under described current throttle aperture, the Economy speed of a motor vehicle immediate with described current vehicle speed, and using the gear corresponding with the described Economy speed of a motor vehicle as Economy gear;
If described current shift is lower than described Economy gear, then export upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift;
If described current shift is higher than described Economy gear, then export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift.
Preferably, described gearshift reminding method also comprises:
If described current shift is lower than described Economy gear, then export upshift instruction drive singal to upshift prompting tutorial light, to light described upshift prompting tutorial light, till stopping exports described upshift Target indication drive singal.
Preferably, the prompting of described upshift forbids that event comprises: start cruise pattern, state continuance the 4th Preset Time that speed sensor failure, startup body electronics stable system, described current shift are neutral or the clutch that reverses gear, steps on, motor is in idling mode, vehicle is in sliding state and described current shift equals state continuance second Preset Time of described Economy gear.
Preferably, if described current shift is lower than described Economy gear, then exports upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear and comprise:
If described current shift is lower than described Economy gear, then:
Default aperture is greater than or equal in described current throttle aperture, or when described current throttle aperture is greater than 0 and is less than state continuance first Preset Time of described default aperture, export upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear.
Preferably, described gearshift reminding method also comprises:
If described current shift is higher than described Economy gear, then export downshift instruction drive singal to downshift prompting tutorial light, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal.
Preferably, the prompting of described downshift forbids that event comprises: start cruise pattern, state continuance the 4th Preset Time that speed sensor failure, startup body electronics stable system, described current shift are neutral or the clutch that reverses gear, steps on, motor are in idling mode and described current shift equals state continuance second Preset Time of described Economy gear.
Preferably, if described current shift is higher than described Economy gear, then exports downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear and comprise:
If described current shift is higher than described Economy gear, then:
The state continuance Preset Time of 0 is greater than in described current throttle aperture, or equal 0 in described current throttle aperture, and engine speed is when being less than state continuance first Preset Time of setting speed, export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear.
To achieve these goals, the technical solution used in the present invention is: a kind of gearshift prompt system, comprising:
Parameter acquisition module, for obtaining current vehicle speed, current shift and current throttle aperture;
Table look-up module, for reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form in, obtain under described current throttle aperture, the Economy speed of a motor vehicle immediate with described current vehicle speed, and using the gear corresponding with the described Economy speed of a motor vehicle as Economy gear;
Upshift target prompting module, for when described current shift is lower than described Economy gear, upshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift; And,
Downshift target prompting module, for when described current shift is higher than described Economy gear, downshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift.
Preferably, described gearshift prompt system also comprises:
Upshift reminding module, for when described current shift is lower than described Economy gear, upshift instruction drive singal is exported, to light described upshift prompting tutorial light, till stopping exports described upshift Target indication drive singal to upshift prompting tutorial light.
Preferably, described gearshift prompt system also comprises:
Downshift reminding module, for when described current shift is higher than described Economy gear, downshift instruction drive singal is exported, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal to downshift prompting tutorial light.
Beneficial effect of the present invention is, gearshift reminding method of the present invention and system are by inquiry reflection accelerator open degree and the shift speed form of corresponding relation between gear and the Economy speed of a motor vehicle, can obtain under current vehicle speed and current throttle aperture, engine operation can be made at the Economy gear in most economical oil consumption district, like this, as long as by simple control logic can complete prompting driver change to Economy gear drive operation, therefore, gearshift reminding method of the present invention and system have be easy to realize and realize the low advantage of cost, be conducive to gearshift prompt facility in, applying in low side vehicle.
Accompanying drawing explanation
Fig. 1 shows the flow chart of a kind of mode of execution according to gearshift reminding method of the present invention;
Fig. 2 shows the flow chart of a kind of mode of execution carrying out upshift prompting;
Fig. 3 shows the flow chart of a kind of mode of execution carrying out downshift prompting;
Fig. 4 shows a kind of frame principle figure implementing structure according to gearshift prompt system of the present invention.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In order to solve that existing gearshift reminding method exists to realize cost high, be not easy to shift gears prompt facility in, the technical problem applied in low side vehicle, the invention provides and a kind ofly greatly can reduce the gearshift reminding method realizing cost, as shown in Figure 1, gearshift reminding method of the present invention specifically comprises the steps:
Step S1: obtain current vehicle speed, current shift and current throttle aperture (i.e. current throttle pedal aperture), wherein, obtain the vehicle speed signal that current vehicle speed can export from vehicle speed sensor, obtain the shift signal that current shift can export from gear on-off, and obtain the accelerator pedal position signal that current throttle aperture can export from accelerator pedal position sensor.
Step S2: reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form as shown in table 1 in, obtain under current throttle aperture, the Economy speed of a motor vehicle immediate with current vehicle speed, and using the gear corresponding with the Economy speed of a motor vehicle as Economy gear.At this, by engine test, reflection accelerator open degree is made respectively and the fuel consume form of corresponding relation between the speed of a motor vehicle and fuel consume for six gears, choose in six fuel consume forms again and make the speed of a motor vehicle making fuel consume minimum under each accelerator open degree and each gear as the Economy speed of a motor vehicle, and then the shift speed form of corresponding relation between reflection accelerator open degree y as shown in table 1 and gear x and the Economy speed of a motor vehicle (unit is Km/h) can be obtained, such as, known according to table 1, be 20% in current throttle aperture, and the Economy speed of a motor vehicle of current shift when being 3 gear is 20Km/h, like this, if current throttle aperture is 20%, current vehicle speed is 30Km/h, then under current throttle aperture, be 35Km/h with the immediate Economy speed of a motor vehicle of current vehicle speed, therefore, determine that Economy gear is 4 gears.
Table 1: shift speed form
| y\x | 1.0000 | 2.0000 | 3.0000 | 4.0000 | 5.0000 | 6.0000 |
| 0.0000 | 0.0000 | 13.0000 | 20.0000 | 35.0000 | 45.0000 | 60.0000 |
| 10.0000 | 0.0000 | 13.0000 | 20.0000 | 35.0000 | 45.0000 | 60.0000 |
| 15.0000 | 0.0000 | 13.0000 | 20.0000 | 35.0000 | 45.0000 | 60.0000 |
| 20.0000 | 0.0000 | 13.0000 | 20.0000 | 35.0000 | 45.0000 | 60.0000 |
| 25.0000 | 0.0000 | 14.5000 | 24.0000 | 40.0000 | 53.0000 | 65.0000 |
| 30.0000 | 0.0000 | 16.0000 | 28.0000 | 45.0000 | 61.0000 | 70.0000 |
| 35.0000 | 0.0000 | 17.0000 | 32.0000 | 50.0000 | 69.0000 | 75.0000 |
| 40.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 50.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 60.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 70.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 80.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 90.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
| 100.0000 | 0.0000 | 20.0000 | 36.0000 | 55.0000 | 69.0000 | 80.0000 |
Step S3: judge that whether current shift is consistent with Economy gear, in this way, then terminates prompting operation of once shifting gears, and gets back to step S1 and proceeds prompting operation of next time shifting gears; As no, then perform step S2.
Step S4: judge that whether current shift is lower than Economy gear, in this way, then performs step S5; As no, then perform step S6.
Step S5: export upshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, to light the target gear tutorial light corresponding with Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift, and detecting that the prompting of arbitrary upshift terminates prompting operation of once shifting gears when forbidding event, getting back to step S1 and proceeding prompting operation of next time shifting gears.
Step S6: export downshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, to light the target gear tutorial light corresponding with Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift, and detecting that the prompting of arbitrary upshift terminates prompting operation of once shifting gears when forbidding event, getting back to step S1 and proceeding prompting operation of next time shifting gears.
Gearshift reminding method of the present invention is by the above-mentioned shift speed form of inquiry, can obtain under current vehicle speed and current throttle aperture, engine operation can be made at the Economy gear in most economical oil consumption district, therefore, as long as the simple control logic that gearshift reminding method of the present invention is lighted by controlling the target gear tutorial light corresponding with Economy gear, can complete prompting driver change to Economy gear drive operation, therefore, gearshift reminding method of the present invention and system have be easy to realize and realize the low advantage of cost, be conducive to gearshift prompt facility in, applying in low side vehicle.
In order to make driver when knowing target gear, can when without the need to determining current shift, clearly need to carry out upshift operation or need to carry out downshift operation to target gear for changing, in above-mentioned steps S5, while exporting upshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, also export upshift instruction drive singal to upshift prompting tutorial light, to light upshift prompting tutorial light, till stopping exports upshift Target indication drive singal, namely target gear tutorial light and upshift point out tutorial light synchronous light on and off.In like manner, in above-mentioned steps S6, while exporting downshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, also export downshift instruction drive singal to downshift prompting tutorial light, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal, namely target gear tutorial light also points out tutorial light synchronous light on and off with downshift.
Above-mentioned upshift prompting forbids that event can be arranged according to the situation and customer demand must forbidding gearshift prompting, such as, the prompting of this upshift forbids that event can comprise: (1) starts cruise pattern, (2) speed sensor failure, accurately cannot calculate current vehicle speed, (3) body electronics stable system is started, (4) current shift is neutral or reverses gear, (5) state continuance the 4th Preset Time of clutch is stepped on, (6) motor is in idling mode, (7) vehicle is in sliding state, and (8) current shift equals state continuance second Preset Time of Economy gear.Event (1) wherein to event (6) belongs to must forbid situation about pointing out of shifting gears, and event (7) and event (8) belong to situation about arranging according to customer demand or human oriented design.At this, in (5), the 4th Preset Time is greater than or equal to 0.5s usually, and to avoid the event erroneous judgement of driver being stepped on clutch for being upshift prompting occurs forbid event by mistake, in the present embodiment, the 4th Preset Time is such as set as 1s; Time that accelerator open degree equals 0 can be set in event (7) when being greater than or equal to 0.5s, illustrate that vehicle is in sliding state; The second Preset Time in event (8) can set as required, in order to improve the sensitivity of gearshift prompting, this second Preset Time can be set to 0, namely one detect that current shift equals Economy gear and namely judges that upshift prompting occurs forbids event, in order to ensure when stopping exporting upshift Target indication drive singal, gear reliably changes on Economy gear by driver, and this second Preset Time can be set greater than or equal 0.5s.
In like manner, above-mentioned downshift prompting forbids that event can according to forbidding that the situation that upshift is pointed out and customer demand are arranged, and such as, the prompting of this downshift forbids that event can comprise above-mentioned event (1) to event (6) and above-mentioned event (8).
In addition, gearshift reminding method of the present invention, namely once gearshift prompting operation is entered after the unlatching gearshift cue receiving driver's triggering, this gearshift prompting operation can first judge whether the above-mentioned situation must forbidding gearshift prompting occurs, namely can first judge whether to detect that above-mentioned event (1) is to event (6), in this way, then directly terminate prompting operation of once shifting gears, and proceed prompting operation of next time shifting gears; As no, then perform above-mentioned steps S1.
In order to the validity of gearshift suggesting effect can be improved, export upshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear in above-mentioned steps S5 can be further defined to: be greater than or equal to default aperture in current throttle aperture, or when current throttle aperture is greater than 0 and is less than state continuance first Preset Time of default aperture, export upshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, this realizes by following steps as shown in Figure 2:
Step S51: judge whether accelerator open degree is greater than or equal to default aperture K, in this way, then performs step S52; As no, then perform step S55.
Step S52: export upshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear, performs step S53 afterwards.
Step S53: judge whether to detect that event is forbidden in upshift prompting, in this way, then perform step S54; As no, then perform step S52.
Step S54: stop exporting upshift Target indication drive singal, and terminate once gearshift prompting operation.
Step S55: judge whether accelerator open degree is greater than 0, in this way, then performs step S56; As no, then terminate prompting operation of once shifting gears.
Step S56: judge that accelerator open degree is greater than 0, and whether the state being less than default aperture K continues the first preset time T 1, in this way, then performs step S52; As no, then terminate prompting operation of once shifting gears.
In order to the validity of gearshift suggesting effect can be improved, export downshift Target indication drive singal to the target gear tutorial light corresponding with Economy gear in above-mentioned steps S6 can be further defined to: be greater than the state continuance Preset Time of 0 in described current throttle aperture, or equal 0 in described current throttle aperture, and engine speed is when being less than state continuance first Preset Time of setting speed, export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, this realizes by following steps as shown in Figure 3:
Step S61: judge whether accelerator open degree equals 0, in this way, then performs step S62; As no, then perform step S66.
Step S62: judge that engine speed is less than whether lasting first preset time T 1 of state of setting speed, in this way, then perform step S63; As no, then terminate prompting operation of once shifting gears.
Step S63: export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, performs step S64 afterwards.
Step S64: whether detection downshift prompting occurs is forbidden event, in this way, then performs step S65, as no, then performs step S63.
Step S65: stop exporting downshift Target indication drive singal, and terminate once gearshift prompting operation.
Step S66: judge whether lasting first preset time T 1 of state that accelerator open degree equals 0 in this way, then to perform step S63; As no, then terminate prompting operation of once shifting gears.
Due to when high rotating speed downshift makes motor towing astern, driver can be made to feel, and braking is felt, therefore, above-mentioned setting speed can be arranged the restriction of braking sense intensity according to client, this setting speed is selected usually in the scope of 1500rpm ~ 2500rpm, have the Applicable scope and downshift travelling comfort of considering downshift prompting concurrently, this setting speed can be set to 2000rpm.
In order to avoid there is erroneous judgement, above-mentioned first preset time T 1 can be set to be greater than or equal to 0.5s, specifically can have concurrently and consider that the sensitivity of gearshift prompting and degree of accuracy are arranged.
Corresponding with above-mentioned gearshift reminding method, gearshift prompt system of the present invention comprises parameter acquisition module 1, table look-up module 2, upshift target prompting module 3 and downshift target prompting module 4, and this parameter acquisition module 1 is for obtaining current vehicle speed, current shift and current throttle aperture; This table look-up module 2 for reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form in, obtain under described current throttle aperture, the Economy speed of a motor vehicle immediate with described current vehicle speed, and using the gear corresponding with the described Economy speed of a motor vehicle as Economy gear; This upshift target prompting module 3 is for when described current shift is lower than described Economy gear, upshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift; This downshift target prompting module 4 is for when described current shift is higher than described Economy gear, downshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift.
Further, gearshift prompt system of the present invention can also comprise upshift reminding module (not shown), this upshift reminding module is used for when described current shift is lower than described Economy gear, upshift instruction drive singal is exported to upshift prompting tutorial light, to light described upshift prompting tutorial light, till stopping exports described upshift Target indication drive singal.
Further, gearshift prompt system of the present invention can also comprise downshift reminding module (not shown), this downshift reminding module is used for when described current shift is higher than described Economy gear, downshift instruction drive singal is exported to downshift prompting tutorial light, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, between each embodiment identical similar part mutually see, what each embodiment stressed is the difference with other embodiments.Especially, for module, system embodiment, because it is substantially similar to embodiment of the method, so describe fairly simple, relevant part illustrates see the part of embodiment of the method.Module described above, system embodiment are only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed on multiple NE.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying creative work, are namely appreciated that and implement.
Structure of the present invention, feature and action effect is described in detail above according to graphic shown embodiment; the foregoing is only preferred embodiment of the present invention; but the present invention does not limit practical range with shown in drawing; every change done according to conception of the present invention; or be revised as the Equivalent embodiments of equivalent variations; do not exceed yet specification with diagram contain spiritual time, all should in protection scope of the present invention.
Claims (10)
1. a gearshift reminding method, is characterized in that, comprising:
Obtain current vehicle speed, current shift and current throttle aperture;
Reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form in, obtain under described current throttle aperture, the Economy speed of a motor vehicle immediate with described current vehicle speed, and using the gear corresponding with the described Economy speed of a motor vehicle as Economy gear;
If described current shift is lower than described Economy gear, then export upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift;
If described current shift is higher than described Economy gear, then export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift.
2. gearshift reminding method according to claim 1, is characterized in that, described gearshift reminding method also comprises:
If described current shift is lower than described Economy gear, then export upshift instruction drive singal to upshift prompting tutorial light, to light described upshift prompting tutorial light, till stopping exports described upshift Target indication drive singal.
3. gearshift reminding method according to claim 1, it is characterized in that, the prompting of described upshift forbids that event comprises: start cruise pattern, state continuance the 4th Preset Time that speed sensor failure, startup body electronics stable system, described current shift are neutral or the clutch that reverses gear, steps on, motor is in idling mode, vehicle is in sliding state and described current shift equals state continuance second Preset Time of described Economy gear.
4. the gearshift reminding method according to claim 1,2 or 3, it is characterized in that, if described current shift is lower than described Economy gear, then exports upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear and comprise:
If described current shift is lower than described Economy gear, then:
Default aperture is greater than or equal in described current throttle aperture, or when described current throttle aperture is greater than 0 and is less than state continuance first Preset Time of described default aperture, export upshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear.
5. gearshift reminding method according to claim 1, is characterized in that, described gearshift reminding method also comprises:
If described current shift is higher than described Economy gear, then export downshift instruction drive singal to downshift prompting tutorial light, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal.
6. gearshift reminding method according to claim 1, it is characterized in that, the prompting of described downshift forbids that event comprises: start cruise pattern, state continuance the 4th Preset Time that speed sensor failure, startup body electronics stable system, described current shift are neutral or the clutch that reverses gear, steps on, motor are in idling mode and described current shift equals state continuance second Preset Time of described Economy gear.
7. the gearshift reminding method according to claim 1,5 or 6, it is characterized in that, if described current shift is higher than described Economy gear, then exports downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear and comprise:
If described current shift is higher than described Economy gear, then:
The state continuance Preset Time of 0 is greater than in described current throttle aperture, or equal 0 in described current throttle aperture, and engine speed is when being less than state continuance first Preset Time of setting speed, export downshift Target indication drive singal to the target gear tutorial light corresponding with described Economy gear.
8. a gearshift prompt system, is characterized in that, comprising:
Parameter acquisition module, for obtaining current vehicle speed, current shift and current throttle aperture;
Table look-up module, for reflection accelerator open degree and between gear and the Economy speed of a motor vehicle corresponding relation shift speed form in, obtain under described current throttle aperture, the Economy speed of a motor vehicle immediate with described current vehicle speed, and using the gear corresponding with the described Economy speed of a motor vehicle as Economy gear;
Upshift target prompting module, for when described current shift is lower than described Economy gear, upshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary upshift; And,
Downshift target prompting module, for when described current shift is higher than described Economy gear, downshift Target indication drive singal is exported to the target gear tutorial light corresponding with described Economy gear, to light the target gear tutorial light corresponding with described Economy gear, till detecting that event is forbidden in the prompting of arbitrary downshift.
9. gearshift prompt system according to claim 8, is characterized in that, described gearshift prompt system also comprises:
Upshift reminding module, for when described current shift is lower than described Economy gear, upshift instruction drive singal is exported, to light described upshift prompting tutorial light, till stopping exports described upshift Target indication drive singal to upshift prompting tutorial light.
10. gearshift prompt system according to claim 8 or claim 9, it is characterized in that, described gearshift prompt system also comprises:
Downshift reminding module, for when described current shift is higher than described Economy gear, downshift instruction drive singal is exported, to light described downshift prompting tutorial light, till stopping exports described downshift Target indication drive singal to downshift prompting tutorial light.
Priority Applications (1)
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| CN201410567764.9A CN104373585A (en) | 2014-10-22 | 2014-10-22 | Method and system for prompting gear shifting |
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| CN105065661A (en) * | 2015-07-20 | 2015-11-18 | 中国重汽集团济南动力有限公司 | Gear recommending method for automated mechanical transmission (AMT) vehicle in manual mode |
| CN106428018A (en) * | 2016-12-23 | 2017-02-22 | 上海伟世通汽车电子系统有限公司 | Gear shifting reminding method and gear shifting reminding system for automobile instrument |
| CN106671874A (en) * | 2015-11-10 | 2017-05-17 | 陕西重型汽车有限公司 | Gear-shifting and oil-saving method and system integrated to vehicle-mounted terminal |
| CN107187317A (en) * | 2017-05-22 | 2017-09-22 | 北京新能源汽车股份有限公司 | Control method, device, entire car controller and the automobile of automobile driving speed |
| CN107401604A (en) * | 2016-05-18 | 2017-11-28 | 铃木株式会社 | The gear shift indicator of vehicle |
| CN109849666A (en) * | 2019-02-22 | 2019-06-07 | 江苏大学 | A kind of vehicle-mounted auxiliary driving suggestion device and method with adaptation function |
| CN110803017A (en) * | 2019-11-11 | 2020-02-18 | 山东五征集团有限公司 | Device with MT (MT) gear shifting prompt function and control method thereof |
| CN110939727A (en) * | 2019-12-30 | 2020-03-31 | 盛瑞传动股份有限公司 | Gear shifting prompting method of manual-automatic integrated automatic transmission in manual mode |
| CN112211997A (en) * | 2020-10-27 | 2021-01-12 | 东风华神汽车有限公司 | Gear shifting reminding control method and system for manual transmission gearbox of commercial vehicle |
| CN113124155A (en) * | 2019-12-31 | 2021-07-16 | 观致汽车有限公司 | Gear shifting method, gear shifting system and vehicle |
| CN114704636A (en) * | 2022-03-17 | 2022-07-05 | 潍柴动力股份有限公司 | Vehicle gear self-learning self-correcting method, electronic device and storage medium |
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| CN110803017A (en) * | 2019-11-11 | 2020-02-18 | 山东五征集团有限公司 | Device with MT (MT) gear shifting prompt function and control method thereof |
| CN110939727A (en) * | 2019-12-30 | 2020-03-31 | 盛瑞传动股份有限公司 | Gear shifting prompting method of manual-automatic integrated automatic transmission in manual mode |
| CN113124155A (en) * | 2019-12-31 | 2021-07-16 | 观致汽车有限公司 | Gear shifting method, gear shifting system and vehicle |
| CN112211997A (en) * | 2020-10-27 | 2021-01-12 | 东风华神汽车有限公司 | Gear shifting reminding control method and system for manual transmission gearbox of commercial vehicle |
| CN114704636A (en) * | 2022-03-17 | 2022-07-05 | 潍柴动力股份有限公司 | Vehicle gear self-learning self-correcting method, electronic device and storage medium |
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Application publication date: 20150225 |