CN105971749B - A kind of engine idle optimization control method - Google Patents
A kind of engine idle optimization control method Download PDFInfo
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- CN105971749B CN105971749B CN201610520279.5A CN201610520279A CN105971749B CN 105971749 B CN105971749 B CN 105971749B CN 201610520279 A CN201610520279 A CN 201610520279A CN 105971749 B CN105971749 B CN 105971749B
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- Prior art keywords
- engine
- state
- vehicle
- idling
- ecu
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/08—Introducing corrections for particular operating conditions for idling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
- F02D2200/501—Vehicle speed
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a kind of engine idle optimization control methods, ECU is monitored and is collected the open state of vehicle attachment, engine and vehicle sensor signal data are to form single signal state confirmation strategy set, single signal state confirmation strategy set is converged into status summary management matrix, ECU combines classification group policy processing method according to status summary management matrix information, judge treatment conditions, if meeting, then judge that adding up treatment conditions meets whether the time is more than the examination time, if not above if engine switch to stop working by idling, the continuous electric-opening idling arousal functions of ECU, otherwise it does not handle；ECU always checks whole vehicle state, and carries out wake-up condition judgement, starts engine automatically when state meets wake-up condition to idling mode.Signal is accumulated status summary management matrix combination grouping strategy processing method by the present invention, to which intelligent decision vehicle actual idle speed needs, is eliminated idling idle running, is extended engine life, save oil consumption, reach energy conservation and environmental protection target.
Description
Technical field
The present invention relates to Eng ine Idling Control methods, more particularly to a kind of engine idle optimization control method.
Background technology
A kind of working condition when idling mode refers to the race of engine.When engine operates, if loosening throttle completely
Pedal, at this moment engine be at idling mode.Engine only overcomes the running resistance of itself or also offer part attached this moment
Part work(, but output power does not do work externally by vehicle.Vehicle terminal user driving shift, the signal lamps such as traffic congestion with
And some other factor causes to want to use in the case of temporary parking to arrive idling.It in this way can be to avoid the frequent start-stop band of engine
Operational inconvenient and oil consumption the loss come.
Although idling can effectively evade in the operation that the frequent start-stop of engine is brought when having temporary parking demand
Inconvenience, but idle for a long time be to engine itself, vehicle user and environment is all extremely harmful.In reality
During use, vehicle terminal user often abuses the facility that idling functional bands are come and ignores the harm that it brings.Such as it is whole
Engine is placed in idling mode and is then departed from that vehicle goes to have a meal or handle other things, new driver opens engine by automobile-used family
To behaviors such as idling mode break-in vehicle conditions, these situations not only waste fuel oil, pollute environment, but also can cause engine early stage
Abrasion, greatly reduce the service life of engine.Existing idle speed control technology does not take any control to this case
And workaround.
Therefore, vehicle energized part is allowed to play the practical value and cost performance of bigger, it is necessary to provide a set of more simple
Just, lightweight, can flexibly control idling and the method that optimizes.
Invention content
It, can flexible intelligent control idling according to actual needs the present invention provides a kind of engine idle optimization control method
State.
The specific technical solution of the present invention is as follows：
A kind of engine idle optimization control method, including steps are as follows：
(1)：Thermoacoustic prime engine device (ECU) monitors and collects the open state of vehicle attachment, engine and vehicle sensor letter
Single signal state confirmation strategy set is accumulated state and converged by number to form single signal state confirmation strategy set
Total management matrix；
(2)：ECU completes whole vehicle state judgement according to status summary management matrix, user's current demand judges, vehicle is practical
The state confirmation of demand verification；
(3)：ECU completion statuses do classification group policy processing after confirming, by being compared with setting reference state K, judge true
Whether the state after recognizing meets treatment conditions, if satisfied, then entering step (4), otherwise, does not deal with；
(4)：Whether judgement is more than examination time T the time required to meeting treatment conditions, and engine is by idling if being less than
Switch to stop working, otherwise the continuous electric-opening idling arousal functions of ECU are not dealt with；
(5)：ECU always checks status summary management matrix, and judges whether status summary management matrix meets
Wake-up condition, if satisfied, being then restored to idling mode.
Preferably, the open state of the vehicle attachment includes that whether air-conditioning is opened, just no unlatching, map are set body light
It is standby whether open in it is one or more；The engine and vehicle sensor signal data include speed, environment inside car temperature,
It is one or more in battery voltage signal, throttle input signal.
Preferably, the single signal state confirmation strategy set, the state for confirming each concrete signal obtained；
The status summary management matrix, for will confirm that acquisition each concrete signal status summary at matrix information, the matrix
The status information of message reflection vehicle is the set of form either several digital quantity binary digits of a matrix array, it
Value correspond to single signal condition and confirm strategy set.
Preferably, the classification group policy processing includes when status summary management matrix and setting reference state comparison, such as
Fruit present case is that driver is abusing idling function, i.e., carries out flame-out processing to engine, but be to maintain ECU power supplies.
Preferably, the classification group policy processing includes, by whole vehicle state judgement, user demand judgement, the practical need of vehicle
It asks and judges that three processing procedures execute in order, and decision condition of the judgement result of upper level as next stage.
Preferably, the whole vehicle state judgement includes, in throttle, range state, speed state, engine speed
It is one or more, it is then idling mode when throttle is zero, gear zero, speed zero, engine speed are not zero.
Preferably, user's current demand judgement further includes：Whether air-conditioning is opened, and whether electronic fan is opened, electronics
Whether water pump is opened, and whether generator is opened, and needs to start engine if at least one is opened and provides power output.
Preferably, the vehicle actual demand verification further includes the verification of vehicle indoor temperature, audio verification, light verification
In it is one or more, when one or more in temperature, audio, light are less than setting range, then can be determined that vehicle reality
Border does not need to open one or more during air-conditioning, volume adjustment, light are adjusted.
Compared with prior art, it is an advantage of the invention that
1, energy saving：Idling idle running is eliminated, the oil plant consumed in dead time is saved.When standard discharge capacity 1.6L car idling
(race of engine) average fuel consumption be 41.6ml/min (ml/min), 1L gasoline averagely can only idling dally 23.8 minutes, it is idle
Fast 1 kilometer of the running car that can allow for three minutes.
2, environmentally friendly：After engine auto extinguishing, exhaust emissions zero.Can be that environmental protection cause contributes.
3, extend engine life：Engine premature wear risk is reduced, engine power output is improved.Automobile is in idling
When oil plant can't burn completely, be the main reason for causing carbon on engine, carbon on engine can burn oil increase energy consumption, and meeting
Reduce the power output of engine.
Description of the drawings
Fig. 1 is the flow diagram of the present invention.
Specific implementation mode
The specific implementation case of the present invention is illustrated below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of engine idle optimization control method, including steps are as follows：
Thermoacoustic prime engine device (ECU) monitors and collects open state, engine and the vehicle sensor signal number of vehicle attachment
According to form single signal state confirmation strategy set, single signal state confirmation strategy set is accumulated status summary pipe
Manage matrix；；It can be the form of a matrix array, can also be his value correspondence list of the set of several digital quantity binary digits
One signal condition confirms as a result, such as water temperature fills out 1 in 0~40 degree Celsius range, in the 1st row of secondary series of array；Water temperature
Signal fills out 1 in 40~80 ranges, in the 2nd the second row of row of array；Water temperature is more than 80 degree, and 1 is filled out in the second row the 3rd row；Idling
Switch unlatching fills out 1 etc. in the first row the first row of array.
(2)：ECU completes whole vehicle state judgement according to status summary management matrix information, user's current demand judges, vehicle
The state confirmation of actual demand verification；The numerical value of above-mentioned single signal state confirmation is accumulated into condition managing matrix, such as square
1 behavior 1 of the 1st row of battle array, 1 behavior 1 of the 2nd row then represent water temperature within the scope of 40-80 degree, and IS Idle Switch has turned on；
(3)：ECU completion statuses do classification group policy processing after confirming, by being compared with setting reference state K, judge true
Whether the state after recognizing meets treatment conditions, if satisfied, then entering step (4), otherwise, does not deal with；For example, setting refers to shape
State is K1：When 2 behavior 1 (not opening idling mode) of the 1st row of matrix, 2 behavior 1 (water temperature is more than 80 DEG C) of the 2nd row, when processing item
At this point, then needing to open idling mode at this time when part meets reference state K1, meets treatment conditions, judge into next step；
(4)：Whether it is more than examination time T=5s that judgement meets the time required to treatment conditions, if not above if engine by
Idling switchs to stop working, otherwise the continuous electric-opening idling arousal functions of ECU are not dealt with；
(5)：ECU summarizes matrix to whole vehicle state always and checks, and carries out wake-up condition judgement, when state satisfaction is called out
Start engine automatically to idling mode after the condition of waking up.
Wherein, the open state of vehicle attachment include air-conditioning whether open, body light just it is no open, map device be
It is one or more in no unlatching；The engine and vehicle sensor signal data include speed, environment inside car temperature, battery
It is one or more in voltage signal, throttle input signal.
Single signal state confirmation strategy set, the state confirmation of each concrete signal for that will obtain are formed specific
Status data；The status summary management matrix, for will in real time acquisition back single signal summarize for single signal shape
The corresponding matrix information collection of state, the matrix information collection reflect the status information of vehicle；The status summary management matrix, is used for
The status summary of each concrete signal of acquisition be will confirm that into matrix information, which reflects the status information of vehicle, be
The form of one matrix array, can also be the set of several digital quantity binary digits, its value corresponds to single signal condition
Confirm strategy set.
The classification group policy processing includes, when status summary management matrix and setting reference state comparison, if currently
Situation is that driver is abusing idling function, i.e., carries out flame-out processing to engine, but be to maintain ECU power supplies.Further, described
It includes that whole vehicle state judgement, user demand judgement, vehicle actual demand are judged that three processing procedures are pressed to be classified group policy processing
Sequence executes, and decision condition of the judgement result of upper level as next stage.
Whole vehicle state judgement includes, one or more in throttle, range state, speed state, engine speed,
It is then idling mode when throttle is zero, gear zero, speed zero, engine speed are not zero.
User's current demand judges：Whether air-conditioning is opened, and whether electronic fan is opened, and whether electronic water pump
It opens, whether generator is opened, and needs to start engine if at least one is opened and provides power output.
Vehicle actual demand verification further includes one kind or more in the verification of vehicle indoor temperature, audio verification, light verification
Kind, when one or more in temperature, audio, light are less than setting range, can determine that vehicle it is practical do not need to open it is empty
It is one or more in tune, volume adjustment, light adjusting.
Compared with prior art, it is an advantage of the invention that：
It is energy saving：By using the above method oil plant consumed in dead time is saved to eliminate idling idle running.Standard
(race of engine) average fuel consumption is 41.6ml/min (ml/min) when discharge capacity 1.6L car idling, and 1L gasoline is average only
Can idling dally 23.8 minutes, idling can allow 1 kilometer of running car for three minutes.
Environmental protection：After engine auto extinguishing, exhaust emissions zero.Can be that environmental protection cause contributes.
Extend engine life：Engine premature wear risk is reduced, engine power output is improved.Automobile is in idling
Oil plant can't burn completely, and be the main reason for causing carbon on engine, carbon on engine meeting burn oil increases energy consumption, and can drop
The power output of low engine.
It note that and above are only presently preferred embodiments of the present invention, be not used to limit the range of the implementation of the present invention, i.e., greatly
It is all according to simple equivalent changes and modifications made by scope of the present invention patent and invention description content, all still belong to it is of the invention specially
In the range of profit covers.
Claims (8)
1. a kind of engine idle optimization control method, which is characterized in that including steps are as follows：
(1)：Thermoacoustic prime engine device (ECU) monitors and collects open state, engine and the vehicle sensor signal number of vehicle attachment
According to form single signal state confirmation strategy set, single signal state confirmation strategy set is accumulated status summary pipe
Manage matrix；
(2)：ECU completes whole vehicle state judgement according to status summary management matrix, user's current demand judges, vehicle actual demand
The state confirmation of verification；
(3)：ECU completion statuses do classification group policy processing after confirming, by being compared with setting reference state K, after judging confirmation
State whether meet treatment conditions, if satisfied, then entering step (4), otherwise, do not deal with；
(4)：Whether judgement is more than examination time T the time required to meeting treatment conditions, and engine is switched to by idling if being less than
Flame-out, otherwise the continuous electric-opening idling arousal functions of ECU are not dealt with；
(5)：ECU always checks status summary management matrix, and judges whether status summary management matrix meets wake-up
Condition, if satisfied, being then restored to idling mode.
2. engine idle optimization control method as described in claim 1, it is characterised in that：The opening state of the vehicle attachment
State include air-conditioning whether open, body light just it is no open, map device whether open in it is one or more；The engine
And vehicle sensor signal data include speed, environment inside car temperature, battery voltage signal, one kind in throttle input signal or
It is a variety of.
3. engine idle optimization control method as described in claim 1, which is characterized in that the single signal state confirmation
Strategy set, the state for confirming each concrete signal obtained；The status summary management matrix is obtained for will confirm that
Each concrete signal status summary at matrix information, which reflects the status information of vehicle, is a matrix function
The set of the form of group either several digital quantity binary digits, its value correspond to single signal condition and confirm strategy set.
4. engine idle optimization control method as claimed in claim 3, it is characterised in that：The classification group policy processing packet
It includes, when status summary management matrix and setting reference state comparison, if present case is driver in abuse idling function, i.e., pair
Engine carries out flame-out processing, but is to maintain ECU power supplies.
5. engine idle optimization control method as claimed in claim 4, it is characterised in that：The classification group policy processing packet
It includes, whole vehicle state judgement, user demand judgement, vehicle actual demand is judged that three processing procedures execute in order, and on
Decision condition of the judgement result of level-one as next stage.
6. engine idle optimization control method as described in claim 1, it is characterised in that：The whole vehicle state judges packet
It includes, it is one or more in throttle, range state, speed state, engine speed, when throttle is zero, gear zero, vehicle
It is then idling mode when speed is zero, engine speed is not zero.
7. engine idle optimization control method as described in claim 2, which is characterized in that user's current demand is sentenced
It is disconnected to further include：Whether air-conditioning is opened, and whether electronic fan is opened, and whether electronic water pump is opened, and whether generator is opened, if at least
A kind of open then needs to start engine and provides power output.
8. engine idle optimization control method as claimed in claim 2, it is characterised in that：The vehicle actual demand verification
Further include, it is one or more in the verification of vehicle indoor temperature, audio verification, light verification, when in temperature, audio, light
It is one or more to be less than setting range, then it can be determined that vehicle is practical and do not need to open air-conditioning, volume adjustment, light adjusting
In it is one or more.
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| CN201610520279.5A CN105971749B (en) | 2016-06-29 | 2016-06-29 | A kind of engine idle optimization control method |
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| CN201610520279.5A CN105971749B (en) | 2016-06-29 | 2016-06-29 | A kind of engine idle optimization control method |
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| CN105971749B true CN105971749B (en) | 2018-10-23 |
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| CN111894751B (en) * | 2020-07-31 | 2022-04-22 | 湛江德利车辆部件有限公司 | Method for setting atmospheric pressure of electronic fuel injection motorcycle ECU |
| CN112727619A (en) * | 2021-01-12 | 2021-04-30 | 广西玉柴机器股份有限公司 | Low-idle-speed engine rotating speed control method |
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| FR2730836A1 (en) * | 1989-08-23 | 1996-08-23 | Ibm | High performance instruction sequencer in real-time event driven computing |
| CN101480948A (en) * | 2009-02-11 | 2009-07-15 | 江苏大学 | Vehicle idling stop/start system and method without interruption of air conditioner |
| CN101492044A (en) * | 2009-02-24 | 2009-07-29 | 江苏大学 | Device and method for judging vehicle effective idling-stopping condition |
| CN102390376A (en) * | 2011-10-11 | 2012-03-28 | 广州汽车集团股份有限公司 | Intelligent starting and stopping system of engine and intelligent starting and stopping method for automobile |
| CN103543404A (en) * | 2012-07-10 | 2014-01-29 | 重庆长安汽车股份有限公司 | Device and method used for idle-speed start-stop system to monitor state of storage battery |
| EP3032472A1 (en) * | 2014-12-12 | 2016-06-15 | Xerox Corporation | Spectral diagnostic engine for customer support call center |
-
2016
- 2016-06-29 CN CN201610520279.5A patent/CN105971749B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1523275A (en) * | 1974-08-20 | 1978-08-31 | Cav Ltd | Digital control system for a gas turbine engine |
| FR2730836A1 (en) * | 1989-08-23 | 1996-08-23 | Ibm | High performance instruction sequencer in real-time event driven computing |
| CN101480948A (en) * | 2009-02-11 | 2009-07-15 | 江苏大学 | Vehicle idling stop/start system and method without interruption of air conditioner |
| CN101492044A (en) * | 2009-02-24 | 2009-07-29 | 江苏大学 | Device and method for judging vehicle effective idling-stopping condition |
| CN102390376A (en) * | 2011-10-11 | 2012-03-28 | 广州汽车集团股份有限公司 | Intelligent starting and stopping system of engine and intelligent starting and stopping method for automobile |
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| EP3032472A1 (en) * | 2014-12-12 | 2016-06-15 | Xerox Corporation | Spectral diagnostic engine for customer support call center |
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