CN113997948A - System and method for prompting unavailable reason of automatic stop-type idling start-stop control function - Google Patents
System and method for prompting unavailable reason of automatic stop-type idling start-stop control function Download PDFInfo
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- CN113997948A CN113997948A CN202111271764.0A CN202111271764A CN113997948A CN 113997948 A CN113997948 A CN 113997948A CN 202111271764 A CN202111271764 A CN 202111271764A CN 113997948 A CN113997948 A CN 113997948A
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- 238000004891 communication Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
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- 239000003921 oil Substances 0.000 description 2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18018—Start-stop drive, e.g. in a traffic jam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R22/00—Safety belts or body harnesses in vehicles
- B60R22/48—Control systems, alarms, or interlock systems, for the correct application of the belt or harness
- B60R2022/4866—Displaying or indicating arrangements thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Human Computer Interaction (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
The invention discloses a system and a method for prompting the reason that an automatic stop type idling start-stop control function is unavailable, which prompt a driver through an instrument to correct operation in time when the idling start-stop control function is unavailable due to improper operation of the driver (such as the fact that a safety belt is not fastened and a brake pedal is not deeply stepped on) so as to meet the automatic stop condition of an engine, ensure that the idling start-stop function is normally used, reduce emission and reduce oil consumption. After the instrument prompts, if the driver corrects improper operation and the automatic engine stop condition is met, the engine is controlled to stop automatically, if the driver does not correct improper operation, the instrument always prompts until the driver starts again and the vehicle speed is greater than a preset vehicle speed threshold value, and then the instrument stops prompting, so that user experience is improved.
Description
Technical Field
The invention belongs to the field of automatic stop control, and particularly relates to a system and a method for prompting reasons for unavailable automatic stop control function in idling.
Background
An engine idling start-stop technology needs to be introduced based on oil consumption and emission requirements and actual driving conditions of a driver. The existing idling start-stop general operation mode of the automatic stop type engine is as follows: when the automobile gear shifting lever is in a D gear or an N gear, the engine is in an idling state, and a driver steps on a brake pedal to enable the speed of the automobile to be lower than a preset speed threshold (generally 0 km/h), the engine is automatically flamed out. Therefore, useless fuel consumption and exhaust emission in the idling state of the automobile are avoided, and the purposes of improving fuel economy and reducing exhaust emission are achieved. In the practical application process of the idling start-stop function of the engine, the idling start-stop function is often unavailable due to the operation reason of a driver, but the driver is not clear of the reason, the wrong operation cannot be corrected in time, the engine cannot be normally stopped, and the consumption and the emission of the engine oil are increased, and the bad experience of the function is caused.
Disclosure of Invention
The invention aims to provide a system and a method for prompting the reason that an automatic stop-type idling start-stop control function is unavailable, so as to prompt the reason that the idling start-stop function is unavailable due to improper operation of a driver and prompt the driver to correct the operation in time.
The invention relates to an automatic car-stopping type idling start-stop control function unavailable reason prompting system, which comprises an engine idling start-stop control module, an idling start-stop function switch, a safety belt switch, a brake master cylinder pressure sensor, a meter and an accelerator pedal sensor, wherein the idling start-stop function switch is connected with the engine idling start-stop control module and sends an on/off signal of an idling start-stop function to the engine idling start-stop control module, the safety belt switch is connected with the engine idling start-stop control module and sends a signal indicating whether a safety belt is fastened to the engine idling start-stop control module, the brake master cylinder pressure sensor is connected with the engine idling start-stop control module and sends a detected brake master cylinder pressure signal to the engine idling start-stop control module, the accelerator pedal sensor is connected with the engine idling start-stop control module and sends a detected accelerator pedal opening signal to the engine idling start-stop control module, the engine idling start-stop control module is in communication connection with the instrument through a CAN line, the engine idling start-stop control module CAN acquire a vehicle speed signal, a storage battery voltage signal, a storage battery electric quantity signal and a gearbox gear signal from the CAN line, the engine idling start-stop control module judges whether an idling start-stop control function is available or not, and when the idling start-stop control function is unavailable, the reason why the idling start-stop control function is unavailable is sent to the instrument for prompting.
The invention relates to a method for prompting reasons for unavailable automatic stop-type idling start-stop control function, which adopts the prompting system and comprises the following steps:
the method comprises the steps that firstly, an engine idling start-stop control module judges whether an idling start-stop function is started or not, if yes, the second step is executed, and if not, the operation is finished;
secondly, judging whether the engine idling start-stop control module meets the preset stop condition, if so, executing the third step, otherwise, ending;
thirdly, judging whether the safety belt is fastened by an engine idling start-stop control module, if so, executing the twelfth step, otherwise, executing the fourth step;
fourthly, controlling the engine to keep an idling state by an engine idling start-stop control module, sending an instruction for prompting that the safety belt is not fastened to an instrument, and then executing the fifth step;
fifthly, after the instrument receives an instruction for prompting that the safety belt is not fastened, and then executing a sixth step;
sixthly, judging whether the safety belt is fastened or not by the engine idling start-stop control module, if so, executing the tenth step, and otherwise, executing the seventh step;
seventhly, judging whether the vehicle speed is greater than a preset vehicle speed threshold value by an engine idling start-stop control module, if so, executing the eighth step, and otherwise, returning to execute the sixth step;
eighthly, the engine idling start-stop control module sends a command for prompting that the safety belt is not fastened to the instrument, and then the ninth step is executed;
ninthly, after the instrument receives the instruction of stopping prompting that the safety belt is not fastened, quitting the safety belt unfastening prompt, and then ending;
tenth step, the engine idling start-stop control module sends a command for prompting that the safety belt is not fastened to an instrument (5) and then executes the eleventh step;
step ten, after the instrument receives the instruction of stopping prompting that the safety belt is not fastened, quitting the safety belt non-fastening prompt, and then executing the step twelfth;
the twelfth step, the engine idling start-stop control module judges whether a braking intention exists, if so, the twentieth step is executed, otherwise, the thirteenth step is executed;
step thirteen, the engine idling start-stop control module sends an instruction for prompting deep stepping on the brake pedal to the instrument, and then the fourteenth step is executed;
fourteenth, after the instrument receives an instruction for prompting the deep stepping on the brake pedal, the instrument prompts the deep stepping on the brake pedal, and then the fifteenth step is executed;
fifteenth, judging whether the engine idling start-stop control module has a braking intention, if so, executing a nineteenth step, otherwise, executing a sixteenth step;
sixthly, judging whether the vehicle speed is greater than a preset vehicle speed threshold value by the engine idling start-stop control module, if so, executing the seventeenth step, and otherwise, returning to execute the fifteenth step;
seventeenth step, the engine idling start-stop control module sends a command of prompting to deeply step on the brake pedal to the instrument, and then the eighteenth step is executed;
eighteen, after the instrument receives the instruction of stopping prompting the deep stepping of the brake pedal, quitting the prompting of the deep stepping of the brake pedal, and then ending;
step nineteenth, the engine idling start-stop control module sends a command of prompting to deeply step on the brake pedal to the instrument, and then the twentieth step is executed;
twenty-step, after the instrument receives the instruction of stopping prompting the deep stepping of the brake pedal, quitting the prompting of the deep stepping of the brake pedal, and then executing the twenty-step;
and twenty-first step, controlling the engine to automatically stop by the engine idling start-stop control module, and then ending.
Preferably, if the conditions a to d are simultaneously satisfied, the condition indicates that the shutdown precondition is satisfied; wherein,
the condition a is: the vehicle speed is less than or equal to a preset vehicle speed threshold value;
the condition b is: the voltage of the storage battery is greater than a preset voltage threshold, and the electric quantity of the storage battery is greater than a preset electric quantity threshold;
the condition c is: the gear of the gearbox is in a D gear or an N gear;
the condition d is: the accelerator pedal opening is equal to 0.
Preferably, if the master cylinder pressure is greater than or equal to a preset master cylinder pressure threshold value which allows automatic shutdown, a braking intention is indicated; if the pressure of the brake master cylinder is smaller than a preset brake master cylinder pressure threshold value which allows automatic stop, no braking intention is indicated; the preset vehicle speed threshold value is 0 km/h.
When the idling start-stop control function is unavailable due to improper operation of a driver (such as the fact that a safety belt is not fastened and a brake pedal is not deeply stepped), the idling start-stop control function is prompted by an instrument to remind the driver of correcting operation in time so as to meet the automatic stop condition of an engine, so that the idling start-stop function is normally used, emission is reduced, and oil consumption is reduced. After the instrument prompts, if the driver corrects improper operation and the automatic engine stop condition is met, the engine is controlled to stop automatically, if the driver does not correct improper operation, the instrument always prompts until the driver starts again and the vehicle speed is greater than a preset vehicle speed threshold value, and then the instrument stops prompting, so that user experience is improved.
Drawings
Fig. 1 is a schematic block diagram of a reason prompt system for unavailability of the automatic stop-idling control function in the present embodiment.
Fig. 2 is a flowchart of a method for prompting the reason why the automatic stop-idling control function is not available according to the present embodiment.
Fig. 3 is a second flowchart of a method for prompting the reason why the automatic stop-start control function is not available according to the present embodiment.
Detailed Description
The system for prompting the reason that the idling start-stop control function of the automatic transmission type shown in fig. 1 is unavailable comprises an engine idling start-stop control module 1, an idling start-stop function switch 2, a safety belt switch 3, a brake master cylinder pressure sensor 4, an instrument 5 and an accelerator pedal sensor 6.
The engine idling start-stop control module 1 is an engine idling start-stop function controller and is used for receiving relevant signal input required by idling start-stop function control, controlling the engine to automatically start and stop and outputting a prompt instruction to the instrument 5 through a CAN (controller area network) line.
The idle start-stop function switch 2 is used to turn on or off the idle start-stop control function. When the idling start-stop function switch 2 is closed, a high level signal is output, and the engine idling start-stop control module 1 judges that the current idling start-stop function is started according to the high level signal of the idling start-stop function switch, so that the related functions of idling start-stop control are allowed to be performed. When the idling start-stop function switch 2 is switched off, a low level signal is output, and the engine idling start-stop control module 1 judges that the current idling start-stop function is switched off according to the low level signal of the idling start-stop function switch, and does not allow related functions of idling start-stop control.
The seatbelt switch 3 is used to determine whether the driver is wearing a seatbelt. When a driver fastens the safety belt, the safety belt switch 3 outputs a low level signal, and the engine idling start-stop control module 1 judges that the safety belt is fastened currently according to the low level signal of the safety belt switch. When the driver does not fasten the safety belt, the safety belt switch 3 outputs a high level signal, and the engine idling start-stop control module 1 judges that the safety belt is not fastened at present according to the high level signal of the safety belt switch.
The brake master cylinder pressure sensor 4 is installed on the brake master cylinder, detects the brake master cylinder pressure, and is used for judging the braking intention of the driver. The driver steps on a brake pedal, if the pressure of a brake master cylinder detected by a brake master cylinder pressure sensor is greater than or equal to a preset brake master cylinder pressure threshold value allowing automatic stop, the current driver is judged to have the braking intention, and if the pressure of the brake master cylinder detected by the brake master cylinder pressure sensor is less than the preset brake master cylinder pressure threshold value allowing automatic stop, the current driver is judged not to have the braking intention.
The accelerator pedal sensor 6 is used for transmitting an accelerator pedal opening signal and judging whether the driver has an acceleration intention, and when the accelerator pedal opening is 0, the driver is considered to have no acceleration intention.
The instrument 5 is used for receiving related prompts or stop prompt instructions sent by the engine idling start-stop control module 1 and displaying corresponding prompt contents according to the instructions.
The idling start-stop function switch 2 is connected with the engine idling start-stop control module 1, an opening/closing signal of the idling start-stop function is sent to the engine idling start-stop control module 1, the safety belt switch 3 is connected with the engine idling start-stop control module 1, a signal indicating whether a safety belt is fastened is sent to the engine idling start-stop control module 1, the brake master cylinder pressure sensor 4 is connected with the engine idling start-stop control module 1, a detected brake master cylinder pressure signal is sent to the engine idling start-stop control module 1, the accelerator pedal sensor 6 is connected with the engine idling start-stop control module 1, a detected accelerator pedal opening degree signal is sent to the engine idling start-stop control module 1, the engine idling start-stop control module 1 and the instrument 5 are in communication connection through a CAN (controller area network) line, and the engine idling start-stop control module CAN obtain a vehicle speed signal from the CAN line, The engine idling start-stop control module 1 judges whether the idling start-stop control function is available or not, and sends the reason that the idling start-stop control function is unavailable to the instrument 5 for prompting when the idling start-stop control function is unavailable.
As shown in fig. 2 and 3, the method for prompting the reason why the automatic stop-type idling start-stop control function is unavailable adopts the prompting system, and comprises the following steps:
the first step, the engine idling start-stop control module 1 judges whether the idling start-stop function is started, if yes, the second step is executed, otherwise, the operation is finished.
And secondly, judging whether the engine idling start-stop control module 1 meets the preset stop condition, if so, executing the third step, and if not, finishing.
If the conditions a to d are simultaneously met, the condition that the shutdown precondition is met is represented; wherein,
the condition a is: the vehicle speed is less than or equal to a preset vehicle speed threshold (the preset vehicle speed threshold is 0km/h in the embodiment);
the condition b is: the voltage of the storage battery is greater than a preset voltage threshold, and the electric quantity of the storage battery is greater than a preset electric quantity threshold;
the condition c is: the gear of the gearbox is in a D gear or an N gear;
the condition d is: the accelerator pedal opening is equal to 0.
And thirdly, judging whether the safety belt is fastened or not by the engine idling start-stop control module 1, if so, executing the twelfth step, and otherwise, executing the fourth step.
And fourthly, controlling the engine to keep an idling state by the engine idling start-stop control module 1, sending an instruction for prompting that the safety belt is not fastened to the instrument 5, and then executing a fifth step.
And fifthly, after receiving the instruction for prompting that the safety belt is not fastened, the instrument 5 prompts that the safety belt is not fastened (for example, a character of 'safety belt is not fastened') and then executes a sixth step.
And sixthly, judging whether the safety belt is fastened or not by the engine idling start-stop control module 1 (namely, whether the safety belt is fastened or not after the driver sees the prompt message), if so, executing the tenth step, and otherwise, executing the seventh step.
And seventhly, judging whether the vehicle speed is greater than 0km/h by the engine idling start-stop control module 1, if so, executing the eighth step, and otherwise, returning to execute the sixth step.
And step eight, the engine idling start-stop control module 1 sends a command for prompting that the safety belt is not fastened to the instrument 5, and then executes the step nine.
And step nine, after receiving the instruction of stopping prompting that the safety belt is not fastened, the instrument 5 quits the safety belt non-fastening prompt (namely, the character of 'safety belt not fastened' is not displayed any more), and then the operation is finished.
And step ten, the engine idling start-stop control module 1 sends a command for prompting that the safety belt is not fastened to the instrument 5, and then the eleventh step is executed.
Step ten, after receiving the instruction of stopping prompting the unbuckling of the safety belt, the instrument 5 quits the unbuckling of the safety belt (namely, the character of 'unbuckling of the safety belt' is not displayed any more), and then the twelfth step is executed.
And a twelfth step, judging whether the engine idling start-stop control module 1 has a braking intention (namely judging whether the pressure of the brake master cylinder is greater than or equal to a preset brake master cylinder pressure threshold value allowing automatic stop), if so, executing the twentieth step, and otherwise, executing the thirteenth step.
And step thirteen, the engine idling start-stop control module 1 sends an instruction for prompting deep stepping on the brake pedal to the instrument 5, and then the fourteenth step is executed.
Fourteenth, after the meter 5 receives the instruction for prompting the deep stepping on the brake pedal, it prompts the deep stepping on the brake pedal (for example, displaying the text "please step on the brake pedal deeply"), and then the fifteenth step is executed.
Fifteenth, the engine idling start-stop control module 1 judges whether a braking intention exists (i.e. whether the driver deeply steps on the brake pedal after seeing the prompt information and enables the pressure of the brake master cylinder to be larger than or equal to a preset brake master cylinder pressure threshold value allowing automatic stop), if so, executes a nineteenth step, otherwise, executes a sixteenth step.
Sixthly, judging whether the vehicle speed is greater than 0km/h by the engine idling start-stop control module 1, if so, executing the seventeenth step, and otherwise, returning to execute the fifteenth step.
Seventeenth step, the engine idling start-stop control module 1 sends a command of prompting to deeply step on the brake pedal to the instrument 5, and then executes eighteenth step.
Eighteenth, after receiving the instruction of stopping prompting the deep stepping of the brake pedal, the instrument 5 quits the prompt of deep stepping of the brake pedal (i.e. the character of 'please step deep on the brake pedal' is not displayed any more), and then the operation is finished.
Step nineteenth, the engine idling start-stop control module 1 sends a command of prompting to deeply step on the brake pedal to the instrument 5, and then the twentieth step is executed.
And twentieth, after the instrument 5 receives the instruction of stopping prompting the deep stepping of the brake pedal, quitting the prompt of deep stepping of the brake pedal (namely, the character of 'please step the brake pedal deeply' is not displayed any more), and then executing the twentieth step.
And twenty-first step, the engine idling start-stop control module 1 controls the engine to automatically stop, and then the operation is finished.
Claims (4)
1. The utility model provides an automatic stop type idling start-stop control function unavailable reason reminder system, includes engine idling start-stop control module (1), its characterized in that: the safety belt device comprises an idling start-stop function switch (2), a safety belt switch (3), a brake master cylinder pressure sensor (4), a meter (5) and an accelerator pedal sensor (6), wherein the idling start-stop function switch (2) is connected with an engine idling start-stop control module (1) and sends an opening/closing signal of the idling start-stop function to the engine idling start-stop control module, the safety belt switch (3) is connected with the engine idling start-stop control module (1) and sends a signal indicating whether a safety belt is fastened to the engine idling start-stop control module, the brake master cylinder pressure sensor (4) and the accelerator pedal sensor (6) are connected with the engine idling start-stop control module (1) and respectively send detected brake master cylinder pressure signals and accelerator pedal opening signals to the idling engine start-stop control module, and the engine start-stop control module (1) is in communication connection with the meter (5) through CAN lines, the engine idling start-stop control module (1) judges whether an idling start-stop control function is available or not, and when the idling start-stop control function is unavailable, the reason why the idling start-stop control function is unavailable is sent to an instrument for prompting.
2. The method for prompting the reason why the idle start-stop control function of the automatic transmission type is unavailable according to claim 1, wherein the prompting system is adopted, and the prompting method comprises the following steps:
the method comprises the following steps that firstly, an engine idling start-stop control module (1) judges whether an idling start-stop function is started or not, if yes, the second step is executed, and if not, the operation is finished;
secondly, judging whether the engine idling start-stop control module (1) meets the preset stop condition, if so, executing the third step, otherwise, ending;
thirdly, judging whether the safety belt is fastened by the engine idling start-stop control module (1), if so, executing the twelfth step, otherwise, executing the fourth step;
fourthly, the engine idling start-stop control module (1) controls the engine to keep an idling state, sends an instruction for prompting that the safety belt is not fastened to an instrument (5), and then executes the fifth step;
fifthly, after the instrument (5) receives an instruction for prompting that the safety belt is not fastened, and then executing a sixth step;
sixthly, judging whether the safety belt is fastened by the engine idling start-stop control module (1), if so, executing the tenth step, otherwise, executing the seventh step;
seventhly, judging whether the vehicle speed is greater than a preset vehicle speed threshold value by the engine idling start-stop control module (1), if so, executing the eighth step, otherwise, returning to execute the sixth step;
eighthly, the engine idling start-stop control module (1) sends a command for prompting that the safety belt is not fastened to the instrument (5), and then the ninth step is executed;
ninthly, after the instrument (5) receives the instruction of stopping prompting that the safety belt is not fastened, quitting the safety belt non-fastening prompt, and then ending;
tenth step, the engine idling start-stop control module (1) sends a command for prompting that the safety belt is not fastened to the instrument (5), and then the eleventh step is executed;
step eleven, after the instrument (5) receives the instruction of stopping prompting the unbuckling of the safety belt, quitting the unbuckling prompting of the safety belt, and then executing the step twelve;
the twelfth step, the engine idling start-stop control module (1) judges whether a braking intention exists, if so, the twentieth step is executed, otherwise, the thirteenth step is executed;
step thirteen, the engine idling start-stop control module (1) sends an instruction for prompting deep stepping on a brake pedal to the instrument (5), and then the fourteenth step is executed;
fourteenth, after the instrument (5) receives an instruction for prompting the deep stepping of the brake pedal, the instrument prompts the deep stepping of the brake pedal, and then the fifteenth step is executed;
fifteenth, judging whether a braking intention exists by an engine idling start-stop control module (1), if so, executing a nineteenth step, and otherwise, executing a sixteenth step;
sixthly, judging whether the vehicle speed is greater than a preset vehicle speed threshold value by the engine idling start-stop control module (1), if so, executing the seventeenth step, otherwise, returning to execute the fifteenth step;
seventeenth step, the engine idling start-stop control module (1) sends a command of prompting deep stepping on the brake pedal to the instrument (5), and then the eighteenth step is executed;
eighteenth, after the instrument (5) receives the instruction of stopping prompting the deep stepping of the brake pedal, quitting the prompt of deep stepping of the brake pedal, and then ending;
nineteenth step, the engine idling start-stop control module (1) sends a command of prompting deep stepping on the brake pedal to the instrument (5), and then the twentieth step is executed;
twentieth, after the instrument (5) receives the instruction of stopping prompting the deep stepping of the brake pedal, quitting the deep stepping of the brake pedal, and then executing the twentieth step;
and twenty, controlling the engine to automatically stop by the engine idling start-stop control module (1), and then finishing.
3. The method for prompting the reason why the automatic stop-go idle start-stop control function is unavailable according to claim 2, characterized in that:
if the conditions a to d are simultaneously met, the condition that the shutdown precondition is met is represented; wherein,
the condition a is: the vehicle speed is less than or equal to a preset vehicle speed threshold value;
the condition b is: the voltage of the storage battery is greater than a preset voltage threshold, and the electric quantity of the storage battery is greater than a preset electric quantity threshold;
the condition c is: the gear of the gearbox is in a D gear or an N gear;
the condition d is: the accelerator pedal opening is equal to 0.
4. The method for prompting the reason why the automatic stop-go idle start-stop control function is unavailable according to claim 2 or 3, characterized in that:
if the pressure of the brake master cylinder is greater than or equal to a preset pressure threshold value of the brake master cylinder allowing automatic stop, indicating that the brake intention exists;
if the pressure of the brake master cylinder is smaller than a preset brake master cylinder pressure threshold value which allows automatic stop, no braking intention is indicated;
the preset vehicle speed threshold value is 0 km/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111271764.0A CN113997948B (en) | 2021-10-29 | 2021-10-29 | Automatic stop-car type idle speed start-stop control function unavailable reason prompting system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111271764.0A CN113997948B (en) | 2021-10-29 | 2021-10-29 | Automatic stop-car type idle speed start-stop control function unavailable reason prompting system and method |
Publications (2)
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| CN104712448A (en) * | 2013-12-17 | 2015-06-17 | 上海海拉电子有限公司 | Idle speed starting and stopping control system and method |
| CN105484881A (en) * | 2014-09-18 | 2016-04-13 | 大陆汽车电子(长春)有限公司 | Vehicle engine idle-speed start and stop control method, device and system |
| CN107327350A (en) * | 2017-07-06 | 2017-11-07 | 联合汽车电子（重庆）有限公司 | A kind of motorcycle engine idling start-stop control system |
| CN108622068A (en) * | 2017-03-15 | 2018-10-09 | 陕西汽车集团有限责任公司 | Vehicle idling start-stop control system and method |
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| CN102791558A (en) * | 2010-01-12 | 2012-11-21 | 标致·雪铁龙汽车公司 | Method for informing the driver of a vehicle provided with a system for automatically stopping and restarting the engine in the event an automatic stop is unavailable |
| CN104712448A (en) * | 2013-12-17 | 2015-06-17 | 上海海拉电子有限公司 | Idle speed starting and stopping control system and method |
| CN105484881A (en) * | 2014-09-18 | 2016-04-13 | 大陆汽车电子(长春)有限公司 | Vehicle engine idle-speed start and stop control method, device and system |
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