CN104890515A - Vehicle speed control method, control system and automobile with control system - Google Patents
Vehicle speed control method, control system and automobile with control system Download PDFInfo
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- CN104890515A CN104890515A CN201510321370.XA CN201510321370A CN104890515A CN 104890515 A CN104890515 A CN 104890515A CN 201510321370 A CN201510321370 A CN 201510321370A CN 104890515 A CN104890515 A CN 104890515A
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- speed
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- limit coefficient
- vehicle speed
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Abstract
The invention discloses a vehicle speed control method. The vehicle speed control method comprises the following steps: acquiring an accelerator pedal opening signal and a vehicle speed limit coefficient, wherein the vehicle speed limit coefficient is used for limiting vehicle speed; acquiring original target vehicle speed according to the accelerator pedal opening signal; acquiring final target vehicle speed according to the original target vehicle speed and the vehicle speed limit coefficient, wherein the final target vehicle speed is smaller than or equal to the original target vehicle speed; adjusting throttle opening and fuel injection quantity according to the final target vehicle speed. The method, the system and the automobile have the advantages that a setting result is transmitted to an electronic accelerator control unit through a network bus in the vehicle to further achieve effects of adjusting throttle, reducing fuel injection quantity and reducing the vehicle speed, the vehicle speed reduction and control are easy and convenient and the cost is low.
Description
Technical field
The invention belongs to vehicle electric element system, be specifically related to a kind of method for controlling driving speed, control system and there is the automobile of control system.
Background technology
The various factors such as thought height is nervous because driving technique is unconsummate, in driving procedure cause new hand's chaufeur wrong by phenomenon of taking throttle as brake, and momentary velocity is too fast and then occur that the tragedy of car crash happens occasionally.More people has only been concerned about the enjoyment of scorch, but puzzled and fear is difficult to reduce or eliminate for the driving brought at a high speed new hand.
Have the device of accelerator in the market, solve the shortcoming that E-gas postpones, improve the transient response speed of throttle.But there is no effective way at present for how reducing the speed of a motor vehicle.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, first object of the present invention is to propose a kind of method for controlling driving speed.
Second object of the present invention is to propose a kind of vehicle speed control system.
3rd object of the present invention is to propose a kind of vehicle.
To achieve these goals, embodiments of the invention disclose a kind of method for controlling driving speed, comprise the following steps: obtain Das Gaspedal opening amount signal and speed limit coefficient, and wherein, described speed limit coefficient is used for restricted speed; The original object speed of a motor vehicle is obtained according to described Das Gaspedal opening amount signal; Obtain the ultimate aim speed of a motor vehicle according to the described original object speed of a motor vehicle and described speed limit coefficient, wherein, the described ultimate aim speed of a motor vehicle is less than or equal to the described original object speed of a motor vehicle; Throttle opening and fuel charge is regulated according to the described ultimate aim speed of a motor vehicle.
According to the method for controlling driving speed of the embodiment of the present invention, pass to E-gas control unit by in-vehicle network bus by arranging result, and then reach the effect regulating throttle gate to reduce the fuel charge reduction speed of a motor vehicle, it is simple and convenient that the speed of a motor vehicle reduces control, and cost is low.
In addition, method for controlling driving speed according to the above embodiment of the present invention, can also have following additional technical characteristic:
Further, described speed limit coefficient is positioned at (0,1] between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient.
Further, described speed limit coefficient is that user is inputted by the recreational vehicle machine of vehicle, and described recreational vehicle machine carries out signal by car load network and other controllers to be shared alternately.
Further, also comprise: judge whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel; If not, then report to the police.
Further, described Das Gaspedal opening amount signal is obtained by pedal displacement sensor.
To achieve these goals, embodiments of the invention disclose a kind of vehicle speed control system, comprising: acquisition module, and for obtaining Das Gaspedal opening amount signal and speed limit coefficient, wherein, described speed limit coefficient is used for restricted speed; Controller, for obtaining the original object speed of a motor vehicle according to Das Gaspedal opening amount signal, and obtain the ultimate aim speed of a motor vehicle according to the described original object speed of a motor vehicle and described speed limit coefficient, wherein, the described ultimate aim speed of a motor vehicle is less than or equal to the described original object speed of a motor vehicle; Described controller is also for regulating throttle opening and fuel charge according to the described ultimate aim speed of a motor vehicle.
According to the vehicle speed control system of the embodiment of the present invention, pass to E-gas control unit by in-vehicle network bus by arranging result, and then reach the effect regulating throttle gate to reduce the fuel charge reduction speed of a motor vehicle, it is simple and convenient that the speed of a motor vehicle reduces control, and cost is low.
In addition, vehicle speed control system according to the above embodiment of the present invention, can also have following additional technical characteristic:
Further, described speed limit coefficient is set by the user, described speed limit coefficient is positioned at (0,1] between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient.
Further, also comprise: alarm module, described alarm module is for judging whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel; If not, then report to the police.
To achieve these goals, embodiments of the invention disclose a kind of vehicle, comprise the vehicle speed control system described in above-described embodiment.Pass to E-gas control unit by in-vehicle network bus by arranging result, and then reach the effect regulating throttle gate to reduce the fuel charge reduction speed of a motor vehicle, it is simple and convenient that the speed of a motor vehicle reduces control, and cost is low.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the FB(flow block) of speed of a motor vehicle control process of the present invention.
Detailed description of the invention
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 describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
With reference to description below and accompanying drawing, these and other aspects of embodiments of the invention will be known.Describe at these and in accompanying drawing, specifically disclose some particular implementation in embodiments of the invention, representing some modes of the principle implementing embodiments of the invention, but should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
Below in conjunction with accompanying drawing, the method for controlling driving speed according to the embodiment of the present invention is described.
Fig. 1 is the FB(flow block) of speed of a motor vehicle control process of the present invention.Please refer to Fig. 1, a kind of method for controlling driving speed, comprises the following steps: obtain Das Gaspedal opening amount signal and speed limit coefficient X by pedal displacement sensor, and wherein, described speed limit coefficient X is used for restricted speed.Original object vehicle velocity V is obtained according to described Das Gaspedal opening amount signal
0.According to described original object vehicle velocity V
0obtain ultimate aim vehicle velocity V with described speed limit coefficient X, wherein, described ultimate aim vehicle velocity V is less than or equal to described original object vehicle velocity V
0.Regulate throttle opening and fuel charge according to described ultimate aim vehicle velocity V, regulate the speed of a motor vehicle further.
In one embodiment of the invention, described speed limit coefficient is positioned at (0,1] between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient, i.e. V=X*V
0.
In one embodiment of the invention, described speed limit coefficient X is that user is inputted by the recreational vehicle machine of vehicle, and recreational vehicle machine refers to the main system of audio providing vehicle entertainment traveling comfort.The recreational vehicle machine prerequisite of this programme has car load network communication function, can and other control before between carry out signal and share alternately.
In one embodiment of the invention, also comprise: judge whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel; If not, then report to the police.
Particularly, X: speed limit coefficient, setting range is 0 ~ 1;
V
0: do not set virgin state vehicle speed value during speed of a motor vehicle output coefficient;
V: the vehicle speed value after setting speed of a motor vehicle output coefficient, i.e. V=X*V
0;
V
h: the Maximum speed limit value of ordinary road;
Vmin: the recommended minimum value of expressway;
Vmax: the peak demand value of expressway;
Alarm decision condition and the results detailed in following table:
Below in conjunction with accompanying drawing, the vehicle speed control system according to the embodiment of the present invention is described.
Please refer again to Fig. 1, comprise the following steps: obtain Das Gaspedal opening amount signal and speed limit coefficient X, wherein, described speed limit coefficient X is used for restricted speed; Original object vehicle velocity V is obtained according to described Das Gaspedal opening amount signal
0; According to described original object vehicle velocity V
0obtain ultimate aim vehicle velocity V with described speed limit coefficient X, wherein, described ultimate aim vehicle velocity V is less than or equal to described original object vehicle velocity V
0; V joint joint valve opening and fuel charge is adjusted according to the described ultimate aim speed of a motor vehicle.
In one embodiment of the invention, described speed limit coefficient is set by the user, described speed limit coefficient is positioned at (0,1] between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient, i.e. V=X*V
0.
In one embodiment of the invention, before the described speed limit coefficient X of acquisition, also comprise: the license information and the drive recorder information that obtain chaufeur; According to driving age and the described speed limit coefficient X of record generation violating the regulations of described chaufeur, wherein, the driving age of described chaufeur is shorter and/or record violating the regulations is more, and described speed limit coefficient is less.
Particularly, the probability of chaufeur generation car accident is judged from the driving age of chaufeur and the angle of record violating the regulations, when driving age of chaufeur is shorter and/or record violating the regulations is more, show that chaufeur more may have an accident, therefore the value of speed limit coefficient X is diminished accordingly, thus during this driver vehicle, reduce the final speed of a motor vehicle, avoid having an accident.
In one embodiment of the invention, also comprise: judge whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel; If not, then report to the police.
Particularly, X: speed limit coefficient, setting range is 0 ~ 1;
V
0: do not set virgin state vehicle speed value during speed of a motor vehicle output coefficient;
V: the vehicle speed value after setting speed of a motor vehicle output coefficient, i.e. V=X*V
0;
V
h: the Maximum speed limit value of ordinary road;
Vmin: the recommended minimum value of expressway;
Vmax: the peak demand value of expressway;
Alarm decision condition and the results detailed in following table:
In addition, the embodiment of another aspect of the present invention also proposed a kind of elec. vehicle, comprises the vehicle speed control system described in above-described embodiment.Pass to E-gas control unit by in-vehicle network bus by arranging result, and then reach the effect regulating throttle gate to reduce the fuel charge reduction speed of a motor vehicle, it is simple and convenient that the speed of a motor vehicle reduces control, and cost is low.
In addition, the vehicle speed control system of the embodiment of the present invention, vehicle control system and other of automobile with control system forms and effect is all known for a person skilled in the art, in order to reduce redundancy, do not repeat.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalency thereof.
Claims (9)
1. a method for controlling driving speed, is characterized in that, comprises the following steps:
Obtain Das Gaspedal opening amount signal and speed limit coefficient, wherein, described speed limit coefficient is used for restricted speed;
The original object speed of a motor vehicle is obtained according to described Das Gaspedal opening amount signal;
Obtain the ultimate aim speed of a motor vehicle according to the described original object speed of a motor vehicle and described speed limit coefficient, wherein, the described ultimate aim speed of a motor vehicle is less than or equal to the described original object speed of a motor vehicle;
Throttle opening and fuel charge is regulated according to the described ultimate aim speed of a motor vehicle.
2. method for controlling driving speed according to claim 1, is characterized in that, described speed limit coefficient is positioned at (0,1] between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient.
3. method for controlling driving speed according to claim 1, is characterized in that, described speed limit coefficient is that user is inputted by the recreational vehicle machine of vehicle, and described recreational vehicle machine carries out signal by car load network and other controllers to be shared alternately.
4. method for controlling driving speed according to claim 1, is characterized in that, also comprises:
Judge whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel;
If not, then report to the police.
5. method for controlling driving speed according to claim 1, is characterized in that, described Das Gaspedal opening amount signal is obtained by pedal displacement sensor.
6. a vehicle speed control system, is characterized in that, comprising:
Acquisition module, for obtaining Das Gaspedal opening amount signal and speed limit coefficient, wherein, described speed limit coefficient is used for restricted speed;
Controller, for obtaining the original object speed of a motor vehicle according to Das Gaspedal opening amount signal, and obtain the ultimate aim speed of a motor vehicle according to the described original object speed of a motor vehicle and described speed limit coefficient, wherein, the described ultimate aim speed of a motor vehicle is less than or equal to the described original object speed of a motor vehicle; Described controller is also for regulating throttle opening and fuel charge according to the described ultimate aim speed of a motor vehicle.
7. vehicle speed control system according to claim 6, it is characterized in that, described speed limit coefficient is set by the user, and described speed limit coefficient is positioned at (0,1], between, the described ultimate aim speed of a motor vehicle is the product of the described original object speed of a motor vehicle and described speed limit coefficient.
8. vehicle speed control system according to claim 6, is characterized in that, also comprises:
Alarm module, described alarm module is for judging whether the current vehicle speed of vehicle is positioned at the specified speed scope of travel;
If not, then report to the police.
9. a vehicle, is characterized in that, comprising: the vehicle speed control system as described in any one of claim 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321370.XA CN104890515B (en) | 2015-06-12 | 2015-06-12 | Method for controlling driving speed, control system and the automobile with control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510321370.XA CN104890515B (en) | 2015-06-12 | 2015-06-12 | Method for controlling driving speed, control system and the automobile with control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104890515A true CN104890515A (en) | 2015-09-09 |
| CN104890515B CN104890515B (en) | 2017-09-15 |
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ID=54023647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510321370.XA Expired - Fee Related CN104890515B (en) | 2015-06-12 | 2015-06-12 | Method for controlling driving speed, control system and the automobile with control system |
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| Country | Link |
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| CN (1) | CN104890515B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004828A (en) * | 2016-06-23 | 2016-10-12 | 北京新能源汽车股份有限公司 | Vehicle as well as speed-limiting control device and method for vehicle |
| CN106891723A (en) * | 2017-03-10 | 2017-06-27 | 韩世杰 | Speed adjusting method and system |
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| JPS6436938A (en) * | 1987-07-31 | 1989-02-07 | Mazda Motor | Control device for throttle valve of engine |
| US20040040765A1 (en) * | 2002-08-30 | 2004-03-04 | Hitachi, Ltd., Tokyo, Japan | Vehicle cruise control device and method |
| CN102431493A (en) * | 2010-09-29 | 2012-05-02 | 富士重工业株式会社 | Speed limiting device |
| CN102472180A (en) * | 2009-07-22 | 2012-05-23 | 本田技研工业株式会社 | Control device for vehicle |
| CN104175882A (en) * | 2014-08-27 | 2014-12-03 | 杭叉集团股份有限公司 | Vehicle speed control system and control method thereof |
-
2015
- 2015-06-12 CN CN201510321370.XA patent/CN104890515B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6436938A (en) * | 1987-07-31 | 1989-02-07 | Mazda Motor | Control device for throttle valve of engine |
| US20040040765A1 (en) * | 2002-08-30 | 2004-03-04 | Hitachi, Ltd., Tokyo, Japan | Vehicle cruise control device and method |
| CN102472180A (en) * | 2009-07-22 | 2012-05-23 | 本田技研工业株式会社 | Control device for vehicle |
| CN102431493A (en) * | 2010-09-29 | 2012-05-02 | 富士重工业株式会社 | Speed limiting device |
| CN104175882A (en) * | 2014-08-27 | 2014-12-03 | 杭叉集团股份有限公司 | Vehicle speed control system and control method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106004828A (en) * | 2016-06-23 | 2016-10-12 | 北京新能源汽车股份有限公司 | Vehicle as well as speed-limiting control device and method for vehicle |
| CN106004828B (en) * | 2016-06-23 | 2019-05-03 | 北京新能源汽车股份有限公司 | The speed-limiting control device and method of vehicle and vehicle |
| CN106891723A (en) * | 2017-03-10 | 2017-06-27 | 韩世杰 | Speed adjusting method and system |
| CN106891723B (en) * | 2017-03-10 | 2019-08-09 | 韩世杰 | Speed adjusting method and system |
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| Publication number | Publication date |
|---|---|
| CN104890515B (en) | 2017-09-15 |
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Effective date of registration: 20180418 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170915 |