CN110159438A - A kind of Eng ine Idling Control method, device and equipment - Google Patents
A kind of Eng ine Idling Control method, device and equipment Download PDFInfo
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- CN110159438A CN110159438A CN201910312562.2A CN201910312562A CN110159438A CN 110159438 A CN110159438 A CN 110159438A CN 201910312562 A CN201910312562 A CN 201910312562A CN 110159438 A CN110159438 A CN 110159438A
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- water temperature
- temperature value
- default water
- revolving speed
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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
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
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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
- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
- F02D31/001—Electric control of rotation speed
- F02D31/007—Electric control of rotation speed controlling fuel supply
- F02D31/008—Electric control of rotation speed controlling fuel supply for idle speed control
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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
- F02D41/30—Controlling fuel injection
-
- 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
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/021—Engine temperature
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
The present invention relates to technical field of engines, specifically a kind of Eng ine Idling Control method, device and equipment, including when receiving engine start request controls the revolving speed of engine to starting revolving speed；When revolving speed reaches starting revolving speed, the current water temperature of engine is obtained；At least two default water temperature values are obtained, water temperature value is preset according to each, are correspondingly arranged a preset rotation speed value；It is gradually risen according to default water temperature value, the high corresponding preset rotation speed of default water temperature value of set temperature is less than the low corresponding preset rotation speed of default water temperature value of temperature；Judge whether current water temperature value reaches default water temperature value；When current water temperature does not reach default water temperature value, revolving speed remains unchanged；When current water temperature reaches default water temperature value, control revolving speed is reduced to corresponding preset rotation speed value.The present invention reduces engine speed during idling by controlling water temperature, avoids shake caused by the resonance of vehicle, reduces the discharge of vehicle, improve the comfort of vehicle.
Description
Technical field
The present invention relates to technical field of engines, in particular to a kind of Eng ine Idling Control method, device and equipment.
Background technique
With the development of economy, what automobile industry also developed therewith is getting faster, more consumers select automobile as
First trip tool, the ownership of automobile is also increasing, therefore the regulation of country is tight to increasingly becoming for motor vehicle emission, and disappears
The caused discharge of the reason of requirement that expense person experiences comfort to automobile driving is higher and higher, and one of principal element is because of engine
Increase and decline with comfort, mainly due to there is place of mutually fighting between many performances of engine, in opening for engine
During hair, needs deeper technical detail to control, reach corresponding optimal balance in the hope of properties.
Normal idling of the automobile engine after starting to is most-often used one of the operating condition of user, in the process
Emission level directly affects the total emissions index of vehicle, and NVH (the Noise Vibration of this section of course of work
Harshness) comfort is also most vulnerable to the concern of driver and passenger.
Under normal conditions, after engine start for make catalyst converter reach good gas exhausting property and engine as early as possible into
Enter optimum Working, catalyst converter ignition operating condition and warming-up operating condition can be immediately entered, it is therefore an objective to keep catalyst converter and engine quick
It is warming up to suitable temperature, this needs to stablize the operating condition of idling speed to be higher than and start running after engine start, is gradually down to steady
Determine idling.Ignition operating condition highest work but on the control strategy of this section of process, after often specifying only engine start
Revolving speed is controlled free decline by the engine water warm spot of several settings with two points of idling, the process that revolving speed reduces is stablized.This
The pilot process randomness that sample can make engine speed decline is too strong, and the fluctuation of speed is bigger than normal, makes interior presentation irregular chatterin,
And the time that revolving speed can be made to pass through body construction resonant belt increases, the vibration comfort of extreme influence personnel of driving.
In order to solve problem above, reasonable Eng ine Idling Control process is those skilled in the art institute urgent need to resolve
Problem.
Summary of the invention
In view of the above problems in the prior art, the purpose of the present invention is to provide a kind of Eng ine Idling Control methods, dress
It sets and equipment, can control engine speed during idling by the control of water temperature reduces, and the resonance of vehicle is avoided to cause
Shake, reduce the discharge of vehicle, improve the comfort of vehicle.
To solve the above-mentioned problems, the present invention provides a kind of Eng ine Idling Control method, comprising:
When receiving engine start request, the revolving speed of engine is controlled to starting revolving speed；
When the revolving speed reaches the starting revolving speed, the current water temperature of engine is obtained；
At least two default water temperature values are obtained, according to default water temperature value described in each, are correspondingly arranged a preset rotation speed
Value；
It is gradually risen according to the default water temperature value, the corresponding preset rotation speed of the high default water temperature value of set temperature is small
In the corresponding preset rotation speed of the low default water temperature value of temperature；
Judge whether the current water temperature value reaches the default water temperature value；
When the current water temperature does not reach the default water temperature value, the revolving speed remains unchanged；
When the current water temperature reaches the default water temperature value, controls the revolving speed and be reduced to corresponding described default turn
Speed value.
Further, controlling the revolving speed is reduced to the corresponding preset rotation speed value to include:
Obtain the difference of the default water temperature value；
According to the difference of the default water temperature value, the current water temperature is controlled in the difference of the default water temperature value, is dropped
The low revolving speed is down to the preset rotation speed value.
Further, the difference range of the default water temperature value is 1 DEG C -3 DEG C.
Further, the starting range of speeds is 1100rpm-1500rpm.
Further, the initial temperature ranges of the current water temperature be minus 30 DEG C-it is 10 DEG C subzero.
Further, the default water temperature value includes the first default water temperature value and the second default water temperature value, and described first is pre-
If water temperature value is 25 DEG C, the second default water temperature value is 60 DEG C.
Further, the corresponding preset rotation speed of the default water temperature value includes the first preset rotation speed and second default turn
Speed；
First preset rotation speed is corresponding with the described first default water temperature value, and first preset rotation speed is 850rpm；
Second preset rotation speed is corresponding with the described second default water temperature value, and second preset rotation speed is 700rpm.
Further, the revolving speed is controlled by the Engine Injection Mass.
Another aspect of the present invention also protects a kind of engine idling controlling device, comprising:
First control unit controls the revolving speed of engine to starting revolving speed for when receiving engine start request；
Information acquisition unit, for obtaining the current water temperature of engine when the revolving speed reaches the starting revolving speed；
First determination unit, it is corresponding according to default water temperature value described in each for obtaining at least two default water temperature values
One preset rotation speed value is set；
Second determination unit, for being gradually risen according to the default water temperature value, the high default water temperature value pair of set temperature
The preset rotation speed answered is less than the low corresponding preset rotation speed of default water temperature value of temperature；
Information judging unit, for judging whether the current water temperature value reaches the default water temperature value；
First execution unit, for when the current water temperature does not reach the default water temperature value, the revolving speed to be maintained not
Become；
Second execution unit is reduced for when the current water temperature reaches the default water temperature value, controlling the revolving speed
To the corresponding preset rotation speed value.
Another aspect of the present invention also protects a kind of Eng ine Idling Control equipment, comprising: information collecting device, engine
Controller and water temperature regulater；
The engine controller, revolving speed to the starting for when receiving engine start request, controlling engine turn
Speed；
The information collecting device, for obtaining the current water of engine when the revolving speed reaches the starting revolving speed
Temperature；
The water temperature regulater, for obtaining at least two default water temperature values；
The engine controller, for being correspondingly arranged a preset rotation speed value according to default water temperature value described in each；
The engine controller, for being gradually risen according to the default water temperature value, the high default water temperature of set temperature
It is worth the corresponding preset rotation speed default water temperature value corresponding preset rotation speed low less than temperature；
The water temperature regulater, for judging whether the current water temperature value reaches the pre- water temperature value；
The engine controller, for when the current water temperature does not reach the default water temperature value, the revolving speed to be tieed up
It holds constant；
The engine controller, for controlling the revolving speed when the current water temperature reaches the default water temperature value
It is reduced to the corresponding preset rotation speed value.
Due to above-mentioned technical proposal, the invention has the following advantages:
1) a kind of Eng ine Idling Control method, device and equipment of the invention will be by by controlling the water temperature of engine
During catalyst converter ignition to engine stabilizer idling, engine speed declines according to step-wise manner, reduces because revolving speed declined
The uncertain influence fluctuation of speed in journey, avoids revolving speed from resonating across body construction, reduces resonance time, reduction is irregularly trembled
It is dynamic, the comfort of vehicle is improved, the satisfaction of client is improved.
2) a kind of Eng ine Idling Control method, device and equipment of the invention, by controlling the water temperature of engine, rationally
Planning catalyst converter and engine the course of work, make both enough to reach ideal operating temperature, avoid under engine speed
Too fast, warm-up period foot is dropped, while avoiding catalyst temperature inadequate, causes discharge to increase, reduces discharge amount, improve the warp of vehicle
Ji property.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described.It should be evident that drawings in the following description are only some embodiments of the invention, it is right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
Fig. 1 is the flow chart of Eng ine Idling Control method provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of engine idling controlling device provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of third execution unit provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
" one embodiment " or " embodiment " referred to herein, which refers to, may be included at least one implementation of the invention
A particular feature, structure, or characteristic.In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.By
This defines " first ", the feature of " second " can be expressed or what is implied includes one or more of the features.Moreover,
Term " first ", " second " etc. are to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It answers
The data that the understanding uses in this way are interchangeable under appropriate circumstances, so that the embodiment of the present invention described herein can be to remove
Sequence other than those of illustrating or describe herein is implemented.
Embodiment one
The present embodiment one provides a kind of Eng ine Idling Control method, device and equipment.
As shown in Figure 1, the Eng ine Idling Control side, comprising:
S101. when receiving engine start request, the revolving speed of engine is controlled to starting revolving speed；
S102. when the revolving speed reaches the starting revolving speed, the current water temperature of engine is obtained；
S103. at least two default water temperature values are obtained, according to default water temperature value described in each, one is correspondingly arranged and presets
Tachometer value；
S104. it is gradually risen according to the default water temperature value, the high default water temperature value of set temperature is corresponding described default
Revolving speed is less than the low corresponding preset rotation speed of default water temperature value of temperature；
S105. judge whether the current water temperature value reaches the default water temperature value；
S106. when the current water temperature does not reach the default water temperature value, the revolving speed remains unchanged；
S107. when the current water temperature reaches the default water temperature value, control the revolving speed be reduced to it is corresponding described
Preset rotation speed value.
Further, controlling the revolving speed is reduced to the corresponding preset rotation speed value to include:
Obtain the difference of the default water temperature value；
According to the difference of the default water temperature value, the current water temperature is controlled in the error amount of the default water temperature value,
It reduces the revolving speed and is down to the preset rotation speed value.
Specifically, the difference range of the default water temperature value is 1 DEG C -3 DEG C.
Preferably, the difference of the default water temperature value is 2 DEG C.
Specifically, the starting range of speeds is 1100rpm-1500rpm.
Preferably, the starting revolving speed is 1300rpm.
Specifically, the initial temperature ranges of the current water temperature be minus 30 DEG C-it is 10 DEG C subzero
Preferably, the initial temperature of the current water temperature is subzero 20 DEG C.
Preferably, the default water temperature value includes the first default water temperature value and the second default water temperature value, and described first is default
Water temperature value is 25 DEG C, and the second default water temperature value is 60 DEG C.
Preferably, the corresponding preset rotation speed of the default water temperature value includes the first preset rotation speed and second default turn
Speed；
First preset rotation speed is corresponding with the described first default water temperature value, and first preset rotation speed is 850rpm；
Second preset rotation speed is corresponding with the described second default water temperature value, and second preset rotation speed is 700rpm.
Preferably, the revolving speed is controlled by the Engine Injection Mass.
Further, when the current water temperature does not reach the default water temperature value, by maintaining the engine oil spout
Amount, makes the revolving speed remain unchanged；
When the current water temperature reaches the default water temperature value, by reducing the Engine Injection Mass, make described turn
Prompt drop is down to the corresponding preset rotation speed value.
As shown in Fig. 2, the engine idling controlling device, comprising:
First control unit 200, revolving speed to the starting for when receiving engine start request, controlling engine turn
Speed；
Information acquisition unit 300, for obtaining the current water of engine when the revolving speed reaches the starting revolving speed
Temperature；
First determination unit 400, for obtaining at least two default water temperature values, according to default water temperature value described in each,
It is correspondingly arranged a preset rotation speed value；
Second determination unit 500, for being gradually risen according to the default water temperature value, the high default water temperature value of set temperature
The corresponding preset rotation speed is less than the low corresponding preset rotation speed of default water temperature value of temperature；
Information judging unit 600, for judging whether the current water temperature value reaches the default water temperature value；
First execution unit 700, for when the current water temperature does not reach the default water temperature value, the revolving speed to be maintained
It is constant；
Second execution unit 800, for when the current water temperature reaches the default water temperature value, controlling the revolving speed drop
Down to the corresponding preset rotation speed value.
As shown in figure 3, second execution unit 800 includes:
Third execution module 801, for when the current water temperature does not reach the default water temperature value, described in maintaining
Engine Injection Mass makes the revolving speed remain unchanged；
4th execution module 802, for passing through the reduction hair when the current water temperature reaches the default water temperature value
Motivation distributive value makes the revolving speed be reduced to the corresponding preset rotation speed value.
Specifically, the engine idling controlling device is controlled based on Eng ine Idling Control method described above
System, can by control engine water temperature, will be by catalyst converter ignition to engine stabilizer idling during, engine speed is pressed
Decline according to step-wise manner, the uncertain influence fluctuation of speed during reducing because of revolving speed decline avoids revolving speed from passing through car body knot
Structure resonance, reduces resonance time, reduces irregular chatterin, improves the comfort of vehicle, improve the satisfaction of client.
Specifically, the Eng ine Idling Control equipment, comprising:
Cease acquisition device, engine controller and water temperature regulater；
The engine controller, revolving speed to the starting for when receiving engine start request, controlling engine turn
Speed；
The information collecting device, for obtaining the current water of engine when the revolving speed reaches the starting revolving speed
Temperature；
The water temperature regulater, for obtaining at least two default water temperature values；
The engine controller, for being correspondingly arranged a preset rotation speed value according to default water temperature value described in each；
The engine controller, for being gradually risen according to the default water temperature value, the high default water temperature of set temperature
It is worth the corresponding preset rotation speed default water temperature value corresponding preset rotation speed low less than temperature；
The water temperature regulater, for judging whether the current water temperature value reaches the pre- water temperature value；
The engine controller, for when the current water temperature does not reach the default water temperature value, the revolving speed to be tieed up
It holds constant；
The engine controller, for controlling the revolving speed when the current water temperature reaches the default water temperature value
It is reduced to the corresponding preset rotation speed value.
Further, the Eng ine Idling Control equipment further include:
The engine controller, for passing through maintenance institute when the current water temperature does not reach the default water temperature value
Engine Injection Mass is stated, the revolving speed is made to remain unchanged；
The engine controller, for when the current water temperature reaches the default water temperature value, described in reducing
Engine Injection Mass makes the revolving speed be reduced to the corresponding preset rotation speed value.
The present embodiment one provides a kind of Eng ine Idling Control method, device and equipment, by controlling the water temperature of engine,
The course of work of reasonable planning catalyst converter and engine, makes both enough to reach ideal operating temperature, engine is avoided to turn
Speed decline is too fast, warm-up period foot, while avoiding catalyst temperature inadequate, causes discharge to increase, reduces discharge amount, improves vehicle
Economy.
Embodiment two
The present embodiment two provides a kind of Eng ine Idling Control method, device and equipment.
Specifically, the Eng ine Idling Control method, comprising:
S101. when receiving engine start request, the revolving speed of engine is controlled to starting revolving speed；
S102. when the revolving speed reaches the starting revolving speed, the current water temperature of engine is obtained；
S103. at least two default water temperature values are obtained, according to default water temperature value described in each, one is correspondingly arranged and presets
Tachometer value, and preset rotation speed value described in the latter is set lower than the former preset rotation speed value；
S104. it is gradually risen according to the default water temperature value, the high default water temperature value of set temperature is corresponding described default
Revolving speed is less than the low corresponding preset rotation speed of default water temperature value of temperature；
S105. judge whether the current water temperature value reaches the default water temperature value；
S106. when the current water temperature does not reach the default water temperature value, the revolving speed remains unchanged；
S107. when the current water temperature reaches the default water temperature value, control the revolving speed be reduced to it is corresponding described
Preset rotation speed value.
Further, controlling the revolving speed is reduced to the corresponding preset rotation speed value to include:
Obtain the error amount of the default water temperature value；
According to the error amount of the default water temperature value, the current water temperature is controlled in the error amount of the default water temperature value
It is interior, it reduces the revolving speed and is down to the preset rotation speed value.
Specifically, the difference range of the default water temperature value is 1 DEG C -3 DEG C.
Preferably, the difference of the default water temperature value is 2 DEG C.
Specifically, the starting range of speeds is 1100rpm-1500rpm.
Preferably, the starting revolving speed is 1300rpm.
Specifically, the initial temperature ranges of the current water temperature be minus 30 DEG C-it is 10 DEG C subzero
Preferably, the initial temperature of the current water temperature is subzero 20 DEG C.
Preferably, the default water temperature value includes that the first default water temperature value, the second default water temperature value and third preset water temperature
Value, the first default water temperature value are 20 DEG C, and the second default water temperature value is 40 DEG C, and it is 60 that the third, which presets water temperature value,
℃。
Preferably, the corresponding preset rotation speed of the default water temperature value includes the first preset rotation speed and second default turn
Speed；
First preset rotation speed is corresponding with the described first default water temperature value, and first preset rotation speed is 1000rpm；
Second preset rotation speed is corresponding with the described second default water temperature value, and second preset rotation speed is 800rpm；
The third preset rotation speed is corresponding with the described second default water temperature value, and the third preset rotation speed is 600rpm.
Preferably, the revolving speed is controlled by the Engine Injection Mass.
Further, when the current water temperature does not reach the default water temperature value, by maintaining the engine oil spout
Amount, makes the revolving speed remain unchanged；
When the current water temperature reaches the default water temperature value, by reducing the Engine Injection Mass, make described turn
Prompt drop is down to the corresponding preset rotation speed value.
Specifically, the engine idling controlling device, comprising:
First control unit 200, revolving speed to the starting for when receiving engine start request, controlling engine turn
Speed；
Information acquisition unit 300, for obtaining the current water of engine when the revolving speed reaches the starting revolving speed
Temperature；
First determination unit 400, for obtaining at least two default water temperature values, according to default water temperature value described in each,
It is correspondingly arranged a preset rotation speed value；
Second determination unit 500, for being gradually risen according to the default water temperature value, the high default water temperature value of set temperature
The corresponding preset rotation speed is less than the low corresponding preset rotation speed of default water temperature value of temperature；
Information judging unit 600, for judging whether the current water temperature value reaches the default water temperature value；
First execution unit 700, for when the current water temperature does not reach the default water temperature value, the revolving speed to be maintained
It is constant；
Second execution unit 800, for when the current water temperature reaches the default water temperature value, controlling the revolving speed drop
Down to the corresponding preset rotation speed value.
Specifically, second execution unit 800 includes:
Third execution module 801, for when the current water temperature does not reach the default water temperature value, described in maintaining
Engine Injection Mass makes the revolving speed remain unchanged；
4th execution module 802, for passing through the reduction hair when the current water temperature reaches the default water temperature value
Motivation distributive value makes the revolving speed be reduced to the corresponding preset rotation speed value.
Specifically, the engine idling controlling device is controlled based on Eng ine Idling Control method described above
System, can by control engine water temperature, will be by catalyst converter ignition to engine stabilizer idling during, engine speed is pressed
Decline according to step-wise manner, the uncertain influence fluctuation of speed during reducing because of revolving speed decline avoids revolving speed from passing through car body knot
Structure resonance, reduces resonance time, reduces irregular chatterin, improves the comfort of vehicle, improve the satisfaction of client.
Specifically, the Eng ine Idling Control equipment, comprising:
Cease acquisition device, engine controller and water temperature regulater；
The engine controller, revolving speed to the starting for when receiving engine start request, controlling engine turn
Speed；
The information collecting device, for obtaining the current water of engine when the revolving speed reaches the starting revolving speed
Temperature；
The water temperature regulater, for obtaining at least two default water temperature values；
The engine controller, for being correspondingly arranged a preset rotation speed value according to default water temperature value described in each；
The engine controller, for being gradually risen according to the default water temperature value, the high default water temperature of set temperature
It is worth the corresponding preset rotation speed default water temperature value corresponding preset rotation speed low less than temperature；
The water temperature regulater, for judging whether the current water temperature value reaches the pre- water temperature value；
The engine controller, for when the current water temperature does not reach the default water temperature value, the revolving speed to be tieed up
It holds constant；
The engine controller, for controlling the revolving speed when the current water temperature reaches the default water temperature value
It is reduced to the corresponding preset rotation speed value.
Further, the Eng ine Idling Control equipment further include:
The engine controller, for passing through maintenance institute when the current water temperature does not reach the default water temperature value
Engine Injection Mass is stated, the revolving speed is made to remain unchanged；
The engine controller, for when the current water temperature reaches the default water temperature value, described in reducing
Engine Injection Mass makes the revolving speed be reduced to the corresponding preset rotation speed value.
The present embodiment two provides a kind of hybrid electric vehicle process for gear, and the water temperature of engine is controlled by crossing, will be by being catalyzed
During device ignition to engine stabilizer idling, engine speed declines according to step-wise manner, reduces because during revolving speed decline
It is uncertain influence the fluctuation of speed, avoid revolving speed from passing through body construction and resonate, reduce resonance time, reduction irregular chatterin,
The comfort for improving vehicle, improves the satisfaction of client.
It should be noted that for the various method embodiments described above, describing for simplicity, it is all expressed as to two series
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described, because according to
According to the present invention, certain steps can use other sequences or carry out simultaneously.Similarly, engine idling controlling device among the above
Each module refer to computer program or program segment, for executing certain one or more specific function, in addition, above-mentioned each mould
It must be separated that the differentiation of block, which does not represent actual program code, yet.In addition, also any group can be carried out to above-described embodiment
It closes, obtains other embodiments.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the part being described in detail in certain each embodiment,
It may refer to the associated description of other embodiments.Those skilled in the art will also be appreciated that the embodiment of the present invention is listed various
Illustrative components, blocks (illustrative logical block), unit and step can be soft by electronic hardware, computer
Part, or both combination realized.For the replaceability (interchangeability) for clearly showing that hardware and software, on
The various illustrative components (illustrative components) stated, unit and step universally describe theirs
Function.Such function is that the design requirement for depending on specific application and whole system is realized by hardware or software.
Those skilled in the art can be used various methods and realize the function, but this reality for every kind of specific application
Now it is understood not to the range beyond protection of the embodiment of the present invention.
Above description sufficiently discloses a specific embodiment of the invention.It should be pointed out that being familiar with the field
Range of any change that technical staff does a specific embodiment of the invention all without departing from claims of the present invention.
Correspondingly, the scope of the claims of the invention is also not limited only to previous embodiment.
Claims (10)
1. a kind of Eng ine Idling Control method characterized by comprising
When receiving engine start request, the revolving speed of engine is controlled to starting revolving speed；
When the revolving speed reaches the starting revolving speed, the current water temperature of engine is obtained；
At least two default water temperature values are obtained, according to default water temperature value described in each, are correspondingly arranged a preset rotation speed value；
It is gradually risen according to the default water temperature value, the corresponding preset rotation speed of the high default water temperature value of set temperature is less than temperature
Spend the corresponding preset rotation speed of low default water temperature value；
Judge whether the current water temperature value reaches the default water temperature value；
When the current water temperature does not reach the default water temperature value, the revolving speed remains unchanged；
When the current water temperature reaches the default water temperature value, controls the revolving speed and be reduced to the corresponding preset rotation speed
Value.
2. a kind of Eng ine Idling Control method according to claim 1, which is characterized in that control the revolving speed and be reduced to
The corresponding preset rotation speed value includes:
Obtain the difference of the default water temperature value；
According to the difference of the default water temperature value, the current water temperature is controlled in the difference of the default water temperature value, reduces institute
It states revolving speed and is down to the preset rotation speed value.
3. a kind of Eng ine Idling Control method according to claim 2, which is characterized in that the difference of the default water temperature value
Being worth range is 1 DEG C -3 DEG C.
4. a kind of Eng ine Idling Control method according to claim 1, which is characterized in that the starting revolving speed is range
For 1100rpm-1500rpm.
5. a kind of Eng ine Idling Control method according to claim 1, which is characterized in that the starting of the current water temperature
Temperature range is minus 30 DEG C-and it is 10 DEG C subzero.
6. a kind of Eng ine Idling Control method according to claim 1, which is characterized in that the default water temperature value includes
First default water temperature value and the second default water temperature value, the first default water temperature value are 25 DEG C, and the second default water temperature value is
60℃。
7. a kind of Eng ine Idling Control method according to claim 4, which is characterized in that the default water temperature value is corresponding
The preset rotation speed include the first preset rotation speed and the second preset rotation speed；
First preset rotation speed is corresponding with the described first default water temperature value, and first preset rotation speed is 850rpm；
Second preset rotation speed is corresponding with the described second default water temperature value, and second preset rotation speed is 700rpm.
8. a kind of Eng ine Idling Control method according to claim 1, which is characterized in that the revolving speed passes through the hair
Motivation distributive value is controlled.
9. a kind of engine idling controlling device characterized by comprising
First control unit controls the revolving speed of engine to starting revolving speed for when receiving engine start request；
Information acquisition unit, for obtaining the current water temperature of engine when the revolving speed reaches the starting revolving speed；
First determination unit is correspondingly arranged for obtaining at least two default water temperature values according to default water temperature value described in each
One preset rotation speed value；
Second determination unit, for being gradually risen according to the default water temperature value, the high default water temperature value of set temperature is corresponding
The preset rotation speed is less than the low corresponding preset rotation speed of default water temperature value of temperature；
Information judging unit, for judging whether the current water temperature value reaches the default water temperature value；
First execution unit, for when the current water temperature does not reach the default water temperature value, the revolving speed to remain unchanged；
Second execution unit is reduced to pair for when the current water temperature reaches the default water temperature value, controlling the revolving speed
The preset rotation speed value answered.
10. a kind of Eng ine Idling Control equipment characterized by comprising information collecting device, engine controller and water temperature
Controller；
The engine controller controls the revolving speed of engine to starting revolving speed for when receiving engine start request；
The information collecting device, for obtaining the current water temperature of engine when the revolving speed reaches the starting revolving speed；
The water temperature regulater, for obtaining at least two default water temperature values；
The engine controller, for being correspondingly arranged a preset rotation speed value according to default water temperature value described in each；
The engine controller, for being gradually risen according to the default water temperature value, the high default water temperature value pair of set temperature
The preset rotation speed answered is less than the low corresponding preset rotation speed of default water temperature value of temperature；
The water temperature regulater, for judging whether the current water temperature value reaches the pre- water temperature value；
The engine controller, for when the current water temperature does not reach the default water temperature value, the revolving speed to be maintained not
Become；
The engine controller is reduced for when the current water temperature reaches the default water temperature value, controlling the revolving speed
To the corresponding preset rotation speed value.
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| CN201910312562.2A CN110159438B (en) | 2019-04-18 | 2019-04-18 | Engine idling control method, device and equipment |
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| CN201910312562.2A CN110159438B (en) | 2019-04-18 | 2019-04-18 | Engine idling control method, device and equipment |
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