CN109764128A - A kind of shift prompting control device and method reducing oil consumption - Google Patents
A kind of shift prompting control device and method reducing oil consumption Download PDFInfo
- Publication number
- CN109764128A CN109764128A CN201711095794.4A CN201711095794A CN109764128A CN 109764128 A CN109764128 A CN 109764128A CN 201711095794 A CN201711095794 A CN 201711095794A CN 109764128 A CN109764128 A CN 109764128A
- Authority
- CN
- China
- Prior art keywords
- gear
- mcu
- speed
- engine
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The present invention provides a kind of shifts for reducing oil consumption to remind control device method, solve the problems, such as the gear selection of manual-gear vehicle status it is incorrect, shift not in time caused by fuel oil waste, this control method is as follows: engine speed sensor and vehicle speed sensor acquisition signal are input to MCU, MCU is according to outputs level signals after internal algorithm, program processing and display signal for prompting shift, gear signal is input to MCU by gear position sensor, and MCU adjusts engine operating condition according to gear signal and speed signal in time；The present invention can calculate pre- shift position by MCU internal algorithm according to collected speed and engine rotational speed signal and prompt driver shift, MCU control engine operating condition according to gear information in time in time, saves fuel oil.
Description
Technical field
The invention belongs to technical field of automobile electronic control, are related to a kind of based on pulse, collection of simulant signal, processing, mould
The engine operating condition control method of type algorithm and feedback regulation, specifically it is a kind of reduce oil consumption shift remind control device and
Method.
Background technique
It drives to need frequent switching gear in city, the no electronics help of manual-gear vehicle shift belongs to mechanical structure can
To reduce failure rate of shifting gears, it quickly can timely accomplish that lifting gear is effective and adjust speed, row can be more controlled in bend
Sail track.But causing engine not work under optimum condition since shift is out of turn, engine changes not in time after gear shift
Optimum speed is changed to, unnecessary oil consumption is caused.Since the long-duration driving of driver forgets that shift makes engine not conform to science and engineering
It works under condition, causes engine that can generate very big noise in this way, and increase oil consumption, or even engine can be made to generate excessive product
The dangerous working conditions such as charcoal, engine shake.
Summary of the invention
The present invention is directed to existing technical problem, proposes a kind of shift prompting control method for reducing oil consumption, this hair
Bright middle MCU handles speed and tach signal according to internal algorithm, calculates pre-selection gear and keeps off alert circuit by ascending, descending and reminds
Driver's shift, and change engine operating condition in time, reaching reduces engine consumption purpose.
The present invention is achieved through the following technical solutions: a kind of shift prompting control device reducing oil consumption, including is adopted in real time
The speed probe for collecting engine speed, for acquiring the vehicle speed sensor of automobile speed, for detecting the gear of automobile gears
Sensor, for being handled signal, being issued the MCU of instruction, the ascending, descending for lighting shift attention gatter keeps off alert circuit,
For showing the OLED display screen of gear, for changing the motor speed controller of engine operating condition, it is characterized in that:
The input terminal of MCU is connect with vehicle speed sensor, engine speed sensor, gear position sensor, and the output end of MCU and ascending, descending are kept off
Alert circuit, OLED display screen, motor speed controller connection, MCU first turn the speed signal and engine received
Fast signal carries out calculation processing, is compared place with the area the RAM internal combustion oil ga(u)ge definite value for being stored in MCU according to calculated result
Reason, obtains the pre-selection gear under present engine revolving speed and speed according to result after processing, and MCU exports gear shifting signal and lights at this time
Gear signal after gear shift is passed to MCU by shift attention gatter and gear position digital, gear position sensor, and MCU is according to gear signal control
Engine operating condition MCU processed closely adjusts engine speed and changes engine operating condition, achievees the effect that reduce oil consumption.
The invention has the advantages and beneficial effects that: the gear selection for solving manual-gear vehicle status is incorrect, shift not
Fuel oil caused by time wastes problem.
Detailed description of the invention
Fig. 1 is the schematic diagram of ascending, descending gear control system；
Fig. 2 is the flow chart of the embodiment of the present invention.
Specific embodiment
As shown in Figs. 1-2, the present invention relates to a kind of shift prompting control methods for reducing oil consumption, including acquire start in real time
Machine revolving speed and the engine speed sensor of speed, vehicle speed sensor acquire gear-shifting information for handling, the MCU of storage assembly
Gear position sensor, remind driver shift lifting keep off alert circuit, OLED display screen, for changing starting for operating condition is started
Machine operating condition MCU, detailed process are shown in attached drawing 2.The specific implementation steps are as follows:
Step 101: checking whether engine has whether revolving speed, automobile have speed, if it is thening follow the steps 102, otherwise execute
Step 103；
Step 102:MCU enters programmed algorithm, calculates the difference of automobile speed, engine speed, stores shift range in MCU
Value, judges whether current difference is in shift range value according to calculated difference, is to enter step 104, no stop
Signal is continued in step 102, compares difference range;
Step 103:MCU does not enter programmed algorithm, and no any gear is shown;
Step 104: the difference result calculated according to step 102 carries out the prompt of ascending, descending gear and gear is shown, then mentions if positive value
Show upshift and display gear, downshift and display gear are then prompted if negative value, gear position sensor acquisition gear signal feedback arrives
MCU;
Step 105:MCU carries out calculation process according to gear information and programmed algorithm, changes engine work according to current gear value
Condition, and then change engine speed and oil consumption situation;
Step 106: vehicle speed sensor and engine speed sensor acquire signal in real time, and constantly feedback arrives MCU, and MCU is according to letter
Number information constantly carries out circular treatment, reaches real-time budget automobile gears effect, it is ensured that engine is constantly under optimum condition
Work.The present invention proposes a kind of new reduction oil consumption control method for the program calculation method of automobile gear shift, is changed with overcoming
Gear front and back engine, which is not on to work under optimum condition, causes the excessive consumption of fuel oil, can be effective using this shift control method
Solve the problems, such as engine waste oil mass after gear shift, be sufficiently maintained into the equity of consumer, reduce oil consumption cost.
Embodiment one: the control device include vehicle speed sensor, engine speed sensor, MCU, upshift alert circuit,
Downshift alert circuit, gear position sensor, OLED display screen, engine operating condition MCU, MCU input terminal be connected with vehicle speed sensor
And engine speed sensor, for acquiring the speed signal and engine rotational speed signal of automobile, the input terminal of MCU is connected with shelves
Level sensor is used to receive the gear signal of automobile, and output end is connected with upshift alert circuit, downshift alert circuit, OLED and shows
Screen is used for the ascending, descending gear of automobile, and engine operating condition MCU is for changing engine operating condition.
A kind of shift prompting control method reducing oil consumption, including engine speed sensor, vehicle speed sensor, gear pass
Sensor, MCU, upshift alert circuit, downshift alert circuit, OLED display screen, engine operating condition MCU, engine speed sensor,
The input terminal of vehicle speed sensor, gear position sensor and MCU connects, and the output end and upshift alert circuit, downshift of MCU reminds electricity
Road, OLED display screen, engine operating condition MCU connection.
Engine speed sensor is used to acquire the tach signal of engine；Vehicle speed sensor is used to acquire the vehicle of automobile
Fast signal；Gear position sensor is used to acquire the gear signal of speed changer, and gear position sensor is multiple contact sensors, each advance
Gear is equipped with a contact sensor, such as there are five forward gears to match there are five contact sensor for golden cup money MPV commercial vehicle,
It can determine whether locating gear after car gear shifting by this sensor；MCU effect senses for reception engine speed sensor, speed
Device, the tach signal of gear position sensor, speed signal, gear signal, export shift alerting signal and gear position digital is mentioned to upshift
Wake up circuit, downshift alert circuit, OLED display screen and control engine operating condition MCU achieve the effect that adjust engine operating condition.
This reduction oil consumption shift prompting control method is as follows: engine speed sensor and the real-time collecting vehicle of vehicle speed sensor
Fast signal and engine rotational speed signal, MCU carries out calculation processing according to the speed that receives, engine speed value, according to starting
The fuel oil calibration curve of machine obtains the fuel oil calibration value under engine different rotating speeds, and fuel oil calibration value is stored in the RAM of MCU
Area corresponds to different engine speed optimum range values under different stalls, and sets interval value of shifting gears in MCU, this interval value
Including tachometer value and vehicle speed value, MCU is respectively calculated processing according to the vehicle speed value and engine speed value that receive, will calculate
Result afterwards is compared with ready-made fuel oil calibration value, calculates the optimum condition that engine should be at；Simultaneously respectively by this
The engine speed value at quarter, the engine speed value of vehicle speed value and previous moment, vehicle speed value make the difference, when calculated difference is positive
When being worth and reaching shift interval value, MCU sends a signal to upshift alert circuit, upshift alert circuit driving upshift warning light point
It is bright, while MCU exports corresponding gear display number to OLED display screen, shows the gear to be changed to, finishes changing gear to operator
Behind position, the gear value of status is fed back to MCU by gear position sensor, and MCU controls engine according to the fuel oil calibration value being previously written
Operating condition MCU, engine operating condition MCU adjust engine to optimum condition；When calculated difference is negative value and reaches shift area
Between value when MCU send a signal to downshift alert circuit, downshift alert circuit driving downshift warning light is lighted, while MCU output pair
The gear display number answered shows the gear to be changed to OLED display screen, and after operator finishes changing gear, gear position sensor will
The gear value of status feeds back to MCU, and MCU makes engine tune according to the fuel oil calibration value control engine operating condition MCU being previously written
Save optimum condition；When calculated difference is not at shift interval value, MCU does not send any output order.If operator misses
Misplaced gear, MCU enter emergency processing mode, carry out priority processing to collected revolving speed, speed, gear signal, judge
The correct gear that automobile should be in, MCU export corresponding gear display number to OLED display screen, show the shelves to be changed to
Position.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (3)
1. control device is reminded in a kind of shift for reducing oil consumption, the speed probe including acquiring engine speed in real time is used for
The vehicle speed sensor for acquiring automobile speed, for detecting the gear position sensor of automobile gears, for being handled signal, being issued
The MCU of instruction, the ascending, descending for lighting shift attention gatter keeps off alert circuit, for showing the OLED display screen of gear, for changing
Become the motor speed controller of engine operating condition, it is characterised in that: the input terminal and vehicle speed sensor, engine speed of MCU
Sensor, gear position sensor connection, the output end of MCU and ascending, descending gear alert circuit, OLED display screen, engine speed are adjusted
Device connection, the speed signal and engine rotational speed signal received is carried out calculation processing first by MCU, according to calculated result
Be compared processing with the area the RAM internal combustion oil ga(u)ge definite value for being stored in MCU, according to result after processing obtain present engine revolving speed and
Pre-selection gear under speed, MCU exports gear shifting signal and lights shift attention gatter and gear position digital at this time, and gear position sensor is by gear shift
Gear signal afterwards is passed to MCU, and MCU controls engine operating condition MCU according to gear signal, closely adjusts engine speed change
Engine operating condition achievees the effect that reduce oil consumption.
2. control device according to claim 1, it is characterised in that: the ascending, descending gear alert circuit includes ascending, descending gear
Driving circuit and ascending, descending keep off indicator light, and the input terminal of the ascending, descending gear driving circuit is connected with MCU, ascending, descending gear driving electricity
The output end on road is connect with ascending, descending gear indicator light.
3. a kind of shift prompting control method for reducing oil consumption, characterized by the following steps:
Step 101: checking whether engine has whether revolving speed, automobile have speed, if it is thening follow the steps 102, otherwise execute
Step 103；
Step 102:MCU enters programmed algorithm, calculates the difference of automobile speed, engine speed, stores shift range in MCU
Value, judges whether current difference is in shift range value according to calculated difference, is to enter step 104, no stop
Signal is continued in step 102, compares difference range；
Step 103:MCU does not enter programmed algorithm, and no any gear is shown；
Step 104: the difference result calculated according to step 102 carries out the prompt of ascending, descending gear and gear is shown, then mentions if positive value
Show upshift and display gear, downshift and display gear are then prompted if negative value, gear position sensor acquisition gear signal feedback arrives
MCU；
Step 105:MCU carries out calculation process according to gear information and programmed algorithm, changes engine work according to current gear value
Condition, and then change engine speed and oil consumption situation；
Step 106: vehicle speed sensor and engine speed sensor acquire signal in real time, and constantly feedback arrives MCU, and MCU is according to letter
Number information constantly carries out circular treatment, reaches real-time budget automobile gears effect, it is ensured that engine is constantly under optimum condition
Work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095794.4A CN109764128A (en) | 2017-11-09 | 2017-11-09 | A kind of shift prompting control device and method reducing oil consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711095794.4A CN109764128A (en) | 2017-11-09 | 2017-11-09 | A kind of shift prompting control device and method reducing oil consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109764128A true CN109764128A (en) | 2019-05-17 |
Family
ID=66449220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711095794.4A Pending CN109764128A (en) | 2017-11-09 | 2017-11-09 | A kind of shift prompting control device and method reducing oil consumption |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109764128A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016864A (en) * | 2007-02-13 | 2007-08-15 | 三一重机有限公司 | Control method for engine speed of digger machine |
| US20110239800A1 (en) * | 2010-03-31 | 2011-10-06 | Aisin Aw Co., Ltd. | Vehicle transmission apparatus |
-
2017
- 2017-11-09 CN CN201711095794.4A patent/CN109764128A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101016864A (en) * | 2007-02-13 | 2007-08-15 | 三一重机有限公司 | Control method for engine speed of digger machine |
| US20110239800A1 (en) * | 2010-03-31 | 2011-10-06 | Aisin Aw Co., Ltd. | Vehicle transmission apparatus |
Non-Patent Citations (2)
| Title |
|---|
| 吴琼等: "换挡提示功能的匹配与标定技术研究", 《汽车工程》 * |
| 权香妮: "手动挡汽车换挡提示控制逻辑的设计", 《通用技术》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4045141B2 (en) | Vehicle operating state evaluation system | |
| CN103574026A (en) | Manual gear shifting automobile gear shifting voice prompt device and control method thereof | |
| CN207000454U (en) | A kind of manual gear vehicle gearshift prompt system | |
| DE102014226823B4 (en) | Vehicle of the type in which you sit astride | |
| US20120310499A1 (en) | Method for determining and selecting the optimal gear before driving into a curve for a motor vehicle having an automatic transmission | |
| JP2006321364A (en) | Vehicle driving condition display device and method thereof | |
| WO2010013787A1 (en) | Fuel-efficient driving diagnosis device, fuel-efficient driving diagnosis system, travel control device, fuel-efficient driving rating device, and fuel-efficient driving diagnosis method | |
| CN105065661A (en) | Gear recommending method for automated mechanical transmission (AMT) vehicle in manual mode | |
| US20130282245A1 (en) | Method for Controlling an Automatic Transmission | |
| CN108443485A (en) | A kind of MT shift speech prompting devices based on vehicle fuel economy | |
| CN102991502B (en) | A kind of method for controlling engine start/stop system | |
| CN108973779A (en) | The control method and device of pure electric automobile shift auxiliary system | |
| CN113090754A (en) | Intelligent gear shifting prompting method and device for vehicle | |
| CN201754123U (en) | Automobile automatic transmission gear shift testing device | |
| CN107781409B (en) | The method for diagnosing faults of the manual mode of auto-manual transmission | |
| CN203283117U (en) | Gear position display and gear shifting prompting device of manual gear automobile | |
| JP2008223879A (en) | Drowse alarm device | |
| CN206561835U (en) | A kind of positive prompt system of parking steering wheel return | |
| JP5803996B2 (en) | Fuel-saving driving diagnosis device | |
| CN106838290B (en) | Vehicle neutral gear accelerator control method and device | |
| CN201802853U (en) | Auxiliary gear shift control system for automobile | |
| CN109764128A (en) | A kind of shift prompting control device and method reducing oil consumption | |
| GB2535700A (en) | A method for reducing the amount of fuel used by an engine of a motor vehicle | |
| EP1923255B1 (en) | Shift indication method for transmission | |
| CN103253270B (en) | A kind of method and device of alarmming car when alleviating upshift |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190517 |
|
| WD01 | Invention patent application deemed withdrawn after publication |