CN101994586A - Idling start-stop control system for automobile engine - Google Patents
Idling start-stop control system for automobile engine Download PDFInfo
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- CN101994586A CN101994586A CN2010102967213A CN201010296721A CN101994586A CN 101994586 A CN101994586 A CN 101994586A CN 2010102967213 A CN2010102967213 A CN 2010102967213A CN 201010296721 A CN201010296721 A CN 201010296721A CN 101994586 A CN101994586 A CN 101994586A
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Abstract
The invention discloses an idling start-stop control system for an automobile engine, which is characterized by comprising an idling stop enabling condition judging logic used for controlling the start and the stop of an idling stop function, a trigger idling stop logic used for judging whether a condition for triggering idling stop exists, an idling start enabling condition judging logic used for controlling the start and the stop of the idling start function, a trigger idling start logic used for judging whether a condition for triggering idling start exists, and an idling start-stop control system main control logic for illustrating the whole working process, including idling stop, idling start, re-start by changing mind in the idling stop process and interruption condition in the idling start process, of the start-stop control system in the operation process of the automobile. The invention can accurately control the idling start-stop of the engine according to the idling start-stop control system of the engine, reduce fuel consumption during engine idling, and alleviate pollution to the air.
Description
Technical field
The invention belongs to automotive control system, be specifically related to a kind of motor car engine idling start-stop control system.
Background technique
Along with automobile pollution increases, fuel consume speed constantly promotes, and vehicle exhaust is also serious further to the discharging of the pollution of environment and greenhouse gases.For reducing fuel consumption rate, reduce pollution of atmosphere, people have invented many new technologies, for example air inlet turbo charge system, Variable Valve Time, electronic thermostat etc.But these new technologies all can't realize automobile in idling mode shutting engine down operation, when not having thoroughly to solve auto idle speed to the consumption of fuel oil with to the pollution problem of atmosphere.Existing engine idle start-stop control system is primarily aimed at hybrid vehicle, its judgement to starting/stop condition is realized by hybrid controller, and at orthodox car, selection is judged starting/stop condition by engine controller, cost is lower, and judge and carry out by a controller, more reliable.In addition, existing engine idle start-stop control system do not judge the starter motor state, at motor Fraquent start/when stopping, causing the starter motor performance sharply to descend easily, causes traffic congestion.Therefore, there are deficiencies such as cost is too high, the easy inefficacy of starter motor in existing engine idle start-stop control system, need be improved.
Summary of the invention
The objective of the invention is to, a kind of motor car engine idling start-stop control system is provided, fuel consume when it can reduce engine idle and the pollution that alleviates atmosphere.
A kind of motor car engine idling start-stop control system of the present invention; it is characterized in that: the idle stop that comprises the open and close that are used to control the idle stop function enables the condition judgment logic; be used to judge whether trigger the triggering idle stop logic of the condition of idle stop; the idling starting that is used to control the open and close of idling start-up function enables the condition judgment logic; be used for judging whether triggering the idling starting condition triggering idling start-up logic and illustrated that vehicle is at running; the entire work process of start stop system comprises idle stop; the idling starting; change mind in the idle stop process and restart the idling start stop system main control logic of the situation of ending with the idling starting process.
Described a kind of motor car engine idling start-stop control system, its described idle stop enable the condition judgment logic by start stop system fault diagnosis, cab door state judge, the clutch pedal state is judged, the engine compartment cover state is judged, battery status is judged, the brake vacuum degree is judged, the frequent degree of starting is judged, the speed of a motor vehicle is judged and engine water temperature is judged and formed; When all conditions all satisfied, then the idle stop function was opened, and can trigger idle stop this moment by the condition that triggers in the idle stop logic; Satisfied when any one condition, then the idle stop function is closed, even the idle stop function is triggered, also can not shut down.
Described a kind of motor car engine idling start-stop control system, its described triggering idle stop logic comprise that the driver does not have the operation triggering and driver's operation triggers; When the idle stop condition of enabling satisfies,, then trigger idle stop if satisfy that the driver does not have that operation triggers and driver's operation triggers any one trigger condition.
Described a kind of motor car engine idling start-stop control system, its described idling starting enable the condition judgment logic by start stop system fault diagnosis, cab door state judge, the clutch pedal state is judged, the engine compartment cover state is judged, the frequent degree of starting is judged and continuously idling starting failure number of times judge and form; When all conditions all satisfied, then the idling start-up function was opened, and can trigger the idling starting this moment by the condition that triggers in the idling start-up logic; Any one condition does not satisfy, and then the idling start-up function is closed, even the idling start-up function is triggered, also can not start.
Described a kind of motor car engine idling start-stop control system, its described triggering idling start-up logic comprise that the starting automatically of slide slope, the triggering of driver's demand, vehicle needs triggering and driver's operation trigger; When the idling starting condition of enabling satisfies,, then trigger the idling starting if the starting automatically of satisfied slide slope, the triggering of driver's demand, vehicle needs triggering and driver's operation trigger the trigger condition of any one.
Described a kind of motor car engine idling start-stop control system, its described idling start stop system main control logic comprise changing mind in the starting of idle stop, idling, the idle stop process and restart operation logic with actual conditions such as idling starting process termination.
The invention has the beneficial effects as follows: according to engine idle start-stop control system of the present invention, can accurately realize the control to the engine idle start-stop, the fuel consume when having reduced engine idle has alleviated the pollution to atmosphere.
Description of drawings
Fig. 1 is that idle stop enables the condition judgment logic diagram.
Fig. 2 triggers the idle stop logic diagram.
Fig. 3 is that the idling starting enables the condition judgment logic diagram.
Fig. 4 triggers idling start-up logic figure.
Fig. 5 is idling start stop system main control logic figure.
Embodiment
The present invention is described further below in conjunction with Figure of description.
A kind of motor car engine idling start-stop control system of the present invention; comprise that idle stop enables the condition judgment logic, triggers the idle stop logic, the idling starting enables the condition judgment logic, trigger idling start-up logic and idling start stop system main control logic; wherein
Referring to Fig. 1, idle stop of the present invention enables the open and close that the condition judgment logic is used to control the idle stop function.
ECU passes through start stop system fault diagnosis 1, cab door state judgement 2, clutch pedal state judgement 3, engine compartment cover state judgement 4, battery status judgement 5, brake vacuum degree judgement 6, starts and frequently spend judgement 7, speed of a motor vehicle judgement 8 and engine water temperature judgement 9, controls the open and close of idle stop function; When all conditions all satisfied, then the idle stop function opened 10, and can trigger idle stop this moment by the condition that triggers in the idle stop logic; Any one condition does not satisfy, and then the idle stop function closes 11, even the idle stop function is triggered, also can not shut down.
Referring to Fig. 2, triggering idle stop logic of the present invention is used to judge whether to trigger the condition of idle stop.
System at first can judge whether pedal operation 12 and gear position operation 13, if all do not have, then picks up counting, and after reaching the time limit value of setting, thinks that the driver does not have the intention that starting is set out temporarily, and entering the driver does not have operation triggering 59, triggers idle stop 15; If pedal operation 12 and gear position operation 13 are arranged; judge then whether the speed of a motor vehicle is lower than certain value 16, accelerator pedal and whether is totally released 17, whether is in neutral position 18 and whether clutch pedal is totally released 19; if 16,17,18,19 these several conditions all satisfy; then enter driver's operation and trigger 60; trigger idle stop 15; if wherein have a condition not satisfy, then return and judged whether pedal operation 12.
Referring to Fig. 3, idling starting of the present invention enables the open and close that the condition judgment logic is used to control the idling start-up function.
ECU is by judging 23 to start stop system fault diagnosis 20, cab door state judgement 21, clutch pedal state judgement 22, engine compartment cover state, starting frequent spend judgement 24 and idling starting failure number of times judgement 25 continuously, the open and close of control idling start-up function.When all conditions all satisfied, then the idling start-up function opened 26, and can trigger the idling starting this moment by the condition that triggers in the idling start-up logic; Any one condition does not satisfy, and then the idling start-up function closes 27, even the idling start-up function is triggered, also can not start.
Referring to Fig. 4, triggering idling start-up logic of the present invention is used to judge whether to trigger the condition of idling starting.
System can judge that at first whether speed changer is for neutral state 28, if speed changer is not in neutral state, then judge clutch pedal whether on earth 29 and the speed of a motor vehicle whether surpass certain value 30, if condition 29 and 30 all satisfies, then enter the starting 31 automatically of slide slope, trigger idling starting 40, if condition 29 and condition 30 any one do not satisfy, then return and judge whether speed changer is neutral state 28; If speed changer is in neutral state, judge then whether clutch pedal is totally released 32 and bend the throttle 33 whether, if condition 32 and condition 33 all satisfy, then enter driver's demand and trigger 34, trigger idling starting 40, if condition 32 and condition 33 any one do not satisfy, then judge battery electric quantity whether sufficient 35 and brake vacuum degree whether sufficient 36, if condition 35 and condition 36 all satisfy, then enter vehicle needs and trigger 34, trigger idling starting 40, if condition 35 and 36 any one do not satisfy, judge then whether clutch pedal leaves top 38, if condition 38 satisfies, then enter driver's operation and trigger 39, trigger idling starting 40, if condition 38 does not satisfy, then return and judge whether speed changer is in neutral state 28.
Fig. 5 is an idling start stop system main control logic of the present invention; this logical specification vehicle in running; the entire work process of start stop system, comprising changes mind in the starting of idle stop, idling, the idle stop process restarts operation logic with actual conditions such as idling starting process termination.Behind the starting vehicle 42; normal working of engine 43; enable the condition judgment logic by idle stop shown in Figure 1 then and judge whether the idle stop function opens 44, if do not open, then return engine runs well 43; if open; then judge whether to trigger idle stop 45 by triggering idle stop logic shown in Figure 2, if do not trigger, then return engine runs well 43; if trigger, then enter the idle stop process.
At first, system enables the condition judgment logic by the idling starting and judges whether the idling start-up function opens 46, if do not open, then enter idle stop 41,, then judge whether to trigger idling starting 47 by triggering idling start-up logic shown in Figure 4 if open, if do not trigger, then enter idle stop 41,, then enter the idling starting process if the action that triggers the idling starting is arranged; System judges whether engine speed surpasses certain value 48, if surpass, then directly recovers fuel feeding and pilots engine 52, enters normal working of engine 43 then; If do not surpass certain value, then judge clutch pedal whether on earth 49 and speed changer whether be in neutral state 50, if do not satisfy, then end idling starting 51, enter idle stop 41, if satisfy condition in 49 and 50 any one, judge then whether operator cabin closes 53, engine compartment cover whether close 54 and start stop system whether fault 55 is arranged, if any one does not satisfy in condition 53,54 and 55, then end idling starting 51, enter idle stop 41, then, return and judge whether the idling start-up function opens 46; If condition 53,54 and 55 all satisfies, then judge accumulator electric-quantity whether sufficient 56 and the start-stop main switch whether be held open 57, if condition 56 and condition 57 all satisfy, then vehicle is finished idling starting 58, and enter normal working of engine 43, if any one does not satisfy condition 56 and condition 57, then system can not carry out the idling starting, need start vehicle 42 by ignition switch.
Claims (6)
1. motor car engine idling start-stop control system; it is characterized in that: the idle stop that comprises the open and close that are used to control the idle stop function enables the condition judgment logic; be used to judge whether trigger the triggering idle stop logic of the condition of idle stop; the idling starting that is used to control the open and close of idling start-up function enables the condition judgment logic; be used for judging whether triggering the idling starting condition triggering idling start-up logic and illustrated that vehicle is at running; the entire work process of start stop system comprises idle stop; the idling starting; change mind in the idle stop process and restart the idling start stop system main control logic of the situation of ending with the idling starting process.
2. a kind of motor car engine idling start-stop control system according to claim 1 is characterized in that: described idle stop enable the condition judgment logic by start stop system fault diagnosis, cab door state judge, the clutch pedal state is judged, the engine compartment cover state is judged, battery status is judged, the brake vacuum degree is judged, the frequent degree of starting is judged, the speed of a motor vehicle is judged and engine water temperature is judged and formed; When all conditions all satisfied, then the idle stop function was opened; Satisfied when any one condition, then the idle stop function closes 11.
3. a kind of motor car engine idling start-stop control system according to claim 1 is characterized in that: described triggering idle stop logic comprises that the driver does not have the operation triggering and driver's operation triggers; When the idle stop condition of enabling satisfies,, then trigger idle stop if satisfy that the driver does not have that operation triggers and driver's operation triggers any one trigger condition.
4. a kind of motor car engine idling start-stop control system according to claim 1 is characterized in that: the starting of described idling enable the condition judgment logic by start stop system fault diagnosis, cab door state judge, the clutch pedal state is judged, the engine compartment cover state is judged, the frequent degree of starting is judged and continuously idling starting failure number of times judge and form; When all conditions all satisfied, then the idling start-up function was opened; Any one condition does not satisfy, and then the idling start-up function is closed.
5. a kind of motor car engine idling start-stop control system according to claim 1 is characterized in that: described triggering idling start-up logic comprises that the starting automatically of slide slope, the triggering of driver's demand, vehicle needs triggering and driver's operation trigger; When the idling starting condition of enabling satisfies,, then trigger the idling starting if the starting automatically of satisfied slide slope, the triggering of driver's demand, vehicle needs triggering and driver's operation trigger the trigger condition of any one.
6. a kind of motor car engine idling start-stop control system according to claim 1 is characterized in that: described idling start stop system main control logic comprises changing mind in the starting of idle stop, idling, the idle stop process and restarts the operation logic of the situation of ending with the idling starting process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010296721 CN101994586B (en) | 2010-09-29 | 2010-09-29 | Idling start-stop control system for automobile engine |
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| CN 201010296721 CN101994586B (en) | 2010-09-29 | 2010-09-29 | Idling start-stop control system for automobile engine |
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| CN101994586A true CN101994586A (en) | 2011-03-30 |
| CN101994586B CN101994586B (en) | 2013-01-30 |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518519A (en) * | 2011-12-23 | 2012-06-27 | 重庆长安汽车股份有限公司 | Control method of automobile starting for manual transmission |
| CN102536479A (en) * | 2012-02-08 | 2012-07-04 | 重庆长安汽车股份有限公司 | Logic control method for improving starting performance of vehicle |
| CN103158707A (en) * | 2011-12-14 | 2013-06-19 | 广州汽车集团股份有限公司 | Intelligent start and stop control system |
| CN103253268A (en) * | 2012-11-01 | 2013-08-21 | 浙江吉利变速器有限公司 | Control method of automotive N-gear (neutral gear) start-stop system |
| CN103256130A (en) * | 2012-11-01 | 2013-08-21 | 浙江吉利变速器有限公司 | Control method implemented by N-gear start-stop system |
| CN104131905A (en) * | 2014-07-17 | 2014-11-05 | 江苏农林职业技术学院 | Device and method for controlling idling start and stop of engine |
| CN104235340A (en) * | 2013-06-11 | 2014-12-24 | 本田技研工业株式会社 | Automatic transmission controller |
| CN105799705A (en) * | 2016-03-18 | 2016-07-27 | 重庆长安汽车股份有限公司 | Slope starting control method applicable to IMT vehicle idling start and stop work condition |
| CN106894900A (en) * | 2015-12-18 | 2017-06-27 | 北汽福田汽车股份有限公司 | The control method of engine |
| 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 |
| CN108798849A (en) * | 2017-04-26 | 2018-11-13 | 上汽通用汽车有限公司 | Vehicle catalyst converter idling diagnostic system and method |
| CN109139276A (en) * | 2018-09-30 | 2019-01-04 | 安徽江淮汽车集团股份有限公司 | Automobile on-off control method |
| CN110346147A (en) * | 2019-06-21 | 2019-10-18 | 河南美力达汽车有限公司 | A kind of automobile engine idling detecting and controlling system |
| CN112360658A (en) * | 2020-09-25 | 2021-02-12 | 东风小康汽车有限公司重庆分公司 | Engine start-stop control method compatible with ACC system |
| CN114323679A (en) * | 2021-12-13 | 2022-04-12 | 重庆长安汽车股份有限公司 | Durability test method for finished automobile idling start-stop system |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103158707A (en) * | 2011-12-14 | 2013-06-19 | 广州汽车集团股份有限公司 | Intelligent start and stop control system |
| CN102518519B (en) * | 2011-12-23 | 2013-12-11 | 重庆长安汽车股份有限公司 | Control method of automobile starting for manual transmission |
| CN102518519A (en) * | 2011-12-23 | 2012-06-27 | 重庆长安汽车股份有限公司 | Control method of automobile starting for manual transmission |
| CN102536479A (en) * | 2012-02-08 | 2012-07-04 | 重庆长安汽车股份有限公司 | Logic control method for improving starting performance of vehicle |
| CN103253268A (en) * | 2012-11-01 | 2013-08-21 | 浙江吉利变速器有限公司 | Control method of automotive N-gear (neutral gear) start-stop system |
| CN103256130A (en) * | 2012-11-01 | 2013-08-21 | 浙江吉利变速器有限公司 | Control method implemented by N-gear start-stop system |
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| CN104235340A (en) * | 2013-06-11 | 2014-12-24 | 本田技研工业株式会社 | Automatic transmission controller |
| CN104235340B (en) * | 2013-06-11 | 2017-01-11 | 本田技研工业株式会社 | Automatic transmission controller |
| CN104131905A (en) * | 2014-07-17 | 2014-11-05 | 江苏农林职业技术学院 | Device and method for controlling idling start and stop of engine |
| CN106894900A (en) * | 2015-12-18 | 2017-06-27 | 北汽福田汽车股份有限公司 | The control method of engine |
| CN105799705A (en) * | 2016-03-18 | 2016-07-27 | 重庆长安汽车股份有限公司 | Slope starting control method applicable to IMT vehicle idling start and stop work condition |
| CN108798849A (en) * | 2017-04-26 | 2018-11-13 | 上汽通用汽车有限公司 | Vehicle catalyst converter idling diagnostic system and method |
| CN108798849B (en) * | 2017-04-26 | 2021-01-19 | 上汽通用汽车有限公司 | Vehicle catalyst idle speed diagnostic systems and methods |
| 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 |
| CN109139276A (en) * | 2018-09-30 | 2019-01-04 | 安徽江淮汽车集团股份有限公司 | Automobile on-off control method |
| CN110346147A (en) * | 2019-06-21 | 2019-10-18 | 河南美力达汽车有限公司 | A kind of automobile engine idling detecting and controlling system |
| CN110346147B (en) * | 2019-06-21 | 2021-07-23 | 河南美力达汽车有限公司 | Automobile engine idle speed detection control system |
| CN112360658A (en) * | 2020-09-25 | 2021-02-12 | 东风小康汽车有限公司重庆分公司 | Engine start-stop control method compatible with ACC system |
| CN114323679A (en) * | 2021-12-13 | 2022-04-12 | 重庆长安汽车股份有限公司 | Durability test method for finished automobile idling start-stop system |
| CN114323679B (en) * | 2021-12-13 | 2023-08-01 | 重庆长安汽车股份有限公司 | Durability test method for idle start-stop system of whole vehicle |
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