CN105971740A - Automobile engine throttling valve body ice breaking method and device and automobile - Google Patents
Automobile engine throttling valve body ice breaking method and device and automobile Download PDFInfo
- Publication number
- CN105971740A CN105971740A CN201610591367.4A CN201610591367A CN105971740A CN 105971740 A CN105971740 A CN 105971740A CN 201610591367 A CN201610591367 A CN 201610591367A CN 105971740 A CN105971740 A CN 105971740A
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- Prior art keywords
- ice
- valve body
- valve block
- ice field
- primary importance
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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
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
- F02D9/12—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N19/00—Starting aids for combustion engines, not otherwise provided for
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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 Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention provides an automobile engine throttling valve body ice breaking method and device and an automobile. The method comprises the steps of controlling a valve piece of a throttle valve body to move from the first position where the valve piece is located currently to the second preset position; if the valve piece does not reach the second position within the preset time, determining that an icing region exists between the first position and the second position; controlling the valve piece to move from the first position to the icing region repeatedly to collide with the icing region. According to the automobile engine throttling valve body ice breaking method and device, whether the icing region exists or not is judged by controlling the throttle valve body to move between the first position and the second position; when the icing region exists, the valve piece is used for moving between the first position and the icing region to collide with the icing region, so that the icing region of the throttle valve body is eliminated, the throttle valve body can work normally, and normal starting of an engine is ensured.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to a kind of method that automobile engine throttle valve body opens ice,
Device and automobile.
Background technology
It is a common phenomenon that winter severe cold area automobile engine throttle valve body freezes, when car load is extremely low
When ambient temperature is run, the high temp oil gas containing steam is entered in inlet manifold by sub-load air tube
Portion, high temp oil gas crosses with the cold air entered by throttle valve body, and water vapor condensation is formed loosely
Frost is attached on manifold internal wall, throttle valve body valve plate.After parking, this part frost is in one thawing of experience
Again after the process of regelation, the ice sheet of regelation concentrates near throttle valve body valve block substantially, and ice sheet
The frost loose compared to the initial stage more they tends to solidifying real.This will result directly in throttle valve body valve block when starting next time and freezes
Live, it is impossible to complete the predetermined action before starting, ultimately cause and start failed consequence.
Most engineers and technicians think, throttle valve body is carried out heating and thermal insulation be avoid throttle valve body valve plate because of
Icing can not cause the effective ways of vehicle operation troubles with engine movements instruction action.Therefore, engineering skill
Art personnel have carried out the engineering proposal research of various throttle valve body heating and thermal insulation, such as, arrange on throttle valve body
Add hot water channels, on throttle valve body, layout adds thermal impedance etc., utilizes heat energy or electric energy to carry out heating and thermal insulation, with
Ensure that throttle valve body valve block is the most servo-actuated according to engine operating instructions.But above engineering proposal all needs starting
Machine integral arrangement makees bigger structure and configuration variation, in addition to bringing inevitable cost and increasing, also because
Heat energy needed for heating or electric energy support, bring the requirement of harshness to vehicle reliability of operation.
Summary of the invention
It is an object of the invention to provide method, device and automobile that a kind of automobile engine throttle valve body opens ice,
Solve in prior art throttle valve body valve block under low temperature environment to freeze to cause and start failed problem.
In order to achieve the above object, the embodiment of the present invention provides the side that a kind of automobile engine throttle valve body opens ice
Method, including:
The valve block controlling throttle valve body moves to the second position pre-set from the primary importance being currently located；
If described valve block does not arrives the described second position in Preset Time, determine primary importance and the second position it
Between there is ice field；
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance.
Wherein, if described valve block does not arrives the described second position in Preset Time, primary importance and second is determined
After there is ice field between position, described method also includes:
Select any one position as the 3rd position in described ice field；
The described valve block of described control repeatedly moves the described icing of shock from described primary importance to described ice field
The step in region includes:
Control described valve block and repeatedly move shock institute with predetermined power to described ice field from described primary importance
State ice field；Wherein, between size and described 3rd position and the described primary importance of described predetermined power
Distance size be directly proportional.
Wherein, the valve block of described control throttle valve body from the primary importance being currently located to second pre-set
Before position is moved, described method also includes:
Judge whether current environmental temperature meets ice-formation condition, and judge whether automobile engine control system is deposited
In the fault relevant to throttle valve body；
If current environmental temperature meets ice-formation condition and automobile engine control system does not exist and throttle valve body phase
The fault closed, then control the valve block of throttle valve body from the primary importance being currently located to the second pre-set
Put movement.
Wherein, the second position pre-set described in is near the lower dead center of automobile engine.
Wherein, control described valve block and repeatedly move the described knot of shock to described ice field from described primary importance
The step in territory, ice formation includes:
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance,
Until described valve block can arrive the described second position.
Wherein, after described valve block can arrive the described second position, described method also includes:
Sending the first information, described first information is used for indicating described primary importance and the second position
Between ice field be eliminated.
Wherein, control described valve block and repeatedly move the described knot of shock to described ice field from described primary importance
The step in territory, ice formation includes:
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance,
Until the number of times of the described ice field of valve block shock reaches preset times and then stops clashing into described ice field.
Wherein, after described ice field is clashed in described stopping, described method also includes:
Sending the second information, described second information is used for indicating described primary importance and the second position
Between ice field be not eliminated.
The embodiment of the present invention also provides for the device that a kind of automobile engine throttle valve body opens ice, including:
Mobile module, for controlling the valve block of throttle valve body from the primary importance being currently located to pre-setting
The second position moves；
Determine module, if described valve block does not arrives the described second position in Preset Time, determine first
Put and there is ice field between the second position；
Clash into module, be used for controlling described valve block and repeatedly move to described ice field from described primary importance and hit
Hit described ice field.
The embodiment of the present invention also provides for a kind of automobile, including throttle valve body, described throttle valve body is provided with valve
Sheet, described automobile also includes the device that automobile engine throttle valve body as above opens ice.
The technique scheme of the present invention at least has the advantages that
In method, device and automobile that the automobile engine throttle valve body of the embodiment of the present invention opens ice, by
The valve block of control throttle valve body moves between the first position and the second position thus judges whether icing area
Territory, when there is ice field, recycling valve block is mobile between primary importance and ice field clashes into icing
Region thus eliminate the ice field of throttle valve body so that throttle valve body can normally work, it is ensured that electromotor
Normal startup.
Accompanying drawing explanation
Fig. 1 represents the basic step of the method that the automobile engine throttle valve body that the embodiment of the present invention provides opens ice
Flow chart；
Fig. 2 represents the control flow of the method that the automobile engine throttle valve body that the embodiment of the present invention provides opens ice
Figure；
Fig. 3 represents the structural representation of the device that the automobile engine throttle valve body that the embodiment of the present invention provides opens ice
Figure.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with attached
Figure and specific embodiment are described in detail.
As it is shown in figure 1, the embodiment of the present invention provides a kind of method that automobile engine throttle valve body opens ice, bag
Include:
Step 11, control throttle valve body valve block from the primary importance being currently located to the second pre-set
Put movement；
Step 12, if described valve block does not arrives the described second position in Preset Time, determines primary importance and the
Ice field is there is between two positions；
Step 13, controls described valve block and repeatedly moves described in shock to described ice field from described primary importance
Ice field.
In the above embodiment of the present invention, for engine's throttling valve body icing feature, the method opened ice is entered
Line description, its throttle valve body actively judges whether current state meets the condition that opens ice, and uses throttle valve body valve block
The working method clashing into apparent freezing point opens ice, and effectively solves the problem that throttle valve body freezes.The present invention implements
Example uses the motion of the valve block of throttle valve body self to open ice, it is not necessary to structure and configuration to electromotor are done
Go out variation, it is to avoid achieve while the increase of cost and throttle valve body is opened ice so that choke valve physical ability
Enough normal work, it is ensured that the normal startup of electromotor.
Concrete, in the above embodiment of the present invention, described in the second position that pre-sets near car engine
The lower dead center of machine.I.e. preset the second position lower at electromotor of setting.
Further, in the above embodiment of the present invention, after step 12, described method also includes:
Step 14, selects any one position as the 3rd position in described ice field；
Accordingly, step 13 includes:
Step 131, controls described valve block and repeatedly moves to described ice field from described primary importance with predetermined power
The described ice field of dynamic shock；Wherein, the size of described predetermined power and described 3rd position and described first
Distance size between position is directly proportional.
I.e. the above embodiment of the present invention can regulate shock dynamics by change the 3rd position and (clash into dynamics
Corresponding with power, power is the biggest, clashes into dynamics the biggest)；Concrete, primary importance differs with the 3rd position
The biggest, the dynamics of shock is the biggest.
Further, in the above embodiment of the present invention, the valve block of described control throttle valve body is from being currently located
Primary importance before the second position pre-set moves, described method also includes:
Step 15, it is judged that whether current environmental temperature meets ice-formation condition, and judges automotive engine control system
Whether system exists the fault relevant to throttle valve body；
Step 16, if current environmental temperature meets ice-formation condition and automobile engine control system does not exist and joint
The fault that stream valve body is relevant, then control the valve block of throttle valve body from the primary importance being currently located to pre-setting
The second position move.
Step 15 and the merit being disposed to saving throttle valve body of step 16 in the above embodiment of the present invention
Rate, if such as current environmental temperature is unsatisfactory for ice-formation condition and (wherein, meets the ambient temperature of ice-formation condition
Setting can be obtained by substantial amounts of historical data), then show that current throttle valve body can not freeze, then without again
Step 11 is utilized to judge whether its throttle valve body exists ice field；The most such as there is currently and throttle valve body phase
The fault closed, the valve block that may result in throttle valve body cannot move, in this case without recycling step
Rapid 11 judge its throttle valve body whether exist ice field (even if because judge to there is ice field, also without
The method that method utilizes the present invention to provide opens ice).
Concrete, in the above embodiment of the present invention, step 13 includes:
Step 131, controls described valve block and repeatedly moves described in shock to described ice field from described primary importance
Ice field, until described valve block can arrive the described second position.
In the above embodiment of the present invention, the valve block of throttle valve body can come between primary importance and ice field
Backhauling dynamic, owing to there is ice field between primary importance and the second position, then valve block cannot arrive second
Put；When valve block arrive the second position then show that ice field is successfully abolished, i.e. open ice successfully, now without
Valve plate movement need to be controlled again.
Accordingly, after described valve block can arrive the described second position, described method also includes:
Step 17, sends the first information, described first information be used for indicating described primary importance with
Ice field between the second position is eliminated.
In the above embodiment of the present invention, automobile or use can be informed by the first information after opening ice successfully
Family this open ice successfully so that automobile or user can be directly acquainted with this process opened ice, thus under carrying out
Single stepping, such as, start electromotor etc..
Concrete, in the above embodiment of the present invention, step 13 includes:
Step 132, controls described valve block and repeatedly moves described in shock to described ice field from described primary importance
Ice field, until the number of times of the described ice field of valve block shock reaches preset times and then stops clashing into described knot
Territory, ice formation.
Actual application exists the shock of a kind of situation, i.e. valve block to remove ice field and (work as ice field
Thicker or position is the position etc. that valve block cannot clash into), now in order to save the efficiency of its throttle valve body, keep away
Exempt from that the valve block of throttle valve body is undying to be moved back and forth, the embodiment of the present invention pre-sets maximum and opens ice number of times
(i.e. preset times), reaches maximum open ice number of times when valve block clashes into the number of times of described ice field, then show this
Secondary opening ice cannot be successful, the most also needs to stop clashing into ice field.
Accordingly, after described ice field is clashed in described stopping, described method also includes:
Step 18, sends the second information, described second information be used for indicating described primary importance with
Ice field between the second position is not eliminated.
In the above embodiment of the present invention, when informing automobile or use by the second information after failure of opening ice
Family this open ice unsuccessfully (can be by lighting trouble light, sending fault buzzing etc.) so that automobile or user can
It is directly acquainted with this process opened ice, thus carries out next step operation, again carry out for example with additive method
Open ice.
The method opened ice for the automobile engine throttle valve body of clearer description embodiment of the present invention offer,
Below in conjunction with Fig. 2, the overall flow of the method that the present invention provides is described:
Method design mainly include six stages, be respectively as follows: the environmental test stage of opening ice, the preparatory stage of opening ice,
Determine whether the ice stage, clash into open ice the stage, check ice whether abolish the stage, terminate exit the stage.
Open ice the environmental test stage
Judging whether ambient temperature meets ice-formation condition, whether automobile engine control system has and throttle valve body
Relevant fault.
Open ice the preparatory stage
The purpose mainly system of the informing pattern that opens ice that the preparatory stage sets that opens ice has activated, and gives choke valve
Body valve block controls desired value, and presets the initial value of some system variables.
Determine whether the ice stage
Determine whether that the purpose of ice phase sets mainly judges whether valve block can reach default position,
This predeterminated position can be used to judge whether bottom dead center position has ice, thus informs that system is entered the need of valve block
Next step action of opening ice of row.
Shock opens ice the stage
Shock open ice stage system control valve block repeatedly move several times two target locations, by arrange relatively
The position phase of the purpose that apparent freezing point reaches to open ice, relatively Small object position and apparent freezing point is clashed in little target location
Close, need to demarcate according to concrete ice forming locations.Can be by configuring two target locations during opening ice
Difference reaches to change the purpose clashing into apparent freezing point dynamics, two target locations difference the biggest, clashes into apparent freezing point
Dynamics the biggest.
Check whether ice abolishes the stage
Open ice and also checking whether ice is abolished while action, if the actual measurement of valve block during opening ice
Value can reach the judgment threshold up and down of default, then it is assumed that ice has been cleared by, and exits immediately and opens ice.
Otherwise, continuing executing with the pattern of opening ice until opening ice and reaching the number of times limit value that opens ice of default, simultaneity factor needs
Detect the procedure failure that opens ice, light trouble light Write fault internal memory.
Terminate to exit the stage
The function that opens ice terminates to have exited four kinds of situations:
(1) open ice environmental test process, and the condition of opening ice is unsatisfactory for, and directly exits and opens ice；
(2) determining whether in the ice stage, valve block can reach predeterminated position, directly exits and opens ice；
(3) opening ice in the stage, valve block can either reach bigger target location, it is also possible to reaches less mesh
Cursor position, exits and opens ice；
(4) whether opening ice in the stage, the number of times that opens ice reaches default maximum times limit value, no matter freeze and broken
Remove, directly exit and open ice.
To sum up, the method that the engine's throttling valve body that the embodiment of the present invention provides opens ice predominantly uses valve block to hit
Hit the mode of apparent freezing point.I.e. throttle valve body power on every time or lower electricity when, if open ice condition meet,
Throttle valve body valve block is made to move to lower desired value, if mesh can within a specified time be arrived
Cursor position, is considered as throttle valve body and does not freeze, thus exit the function that opens ice.Failing to arrive target position
Put, then make valve block move back and forth between upper and lower two desired values, in order to clash into apparent freezing point, until valve block can
To reach to judge up and down position, or reach maximum and open ice number of times, then exit and open ice.Concrete, Ke Yitong
Crossing change target location to regulate shock dynamics, two target locations differences are the biggest, clash into dynamics the biggest.
In order to preferably realize above-mentioned purpose, send out as it is shown on figure 3, the embodiment of the present invention also provides for a kind of automobile
The device that motivation throttle valve body opens ice, including:
Mobile module 31, is used for the valve block controlling throttle valve body from the primary importance being currently located to pre-setting
The second position move；
Determine module 32, if described valve block does not arrives the described second position in Preset Time, determine first
Ice field is there is between position and the second position；
Clash into module 33, be used for controlling described valve block and repeatedly move to described ice field from described primary importance
Clash into described ice field.
Concrete, in the above embodiment of the present invention, described device also includes:
Select module, for selecting any one position as the 3rd position in described ice field；
Described shock module includes:
First knockson module, be used for controlling described valve block repeatedly with predetermined power from described primary importance to institute
State ice field and move the described ice field of shock；Wherein, the size of described predetermined power with described 3rd
The distance size put between described primary importance is directly proportional.
Concrete, in the above embodiment of the present invention, described device also includes:
Judge module, is used for judging whether current environmental temperature meets ice-formation condition, and judges automobile engine
Whether control system exists the fault relevant to throttle valve body；
Processing module, if meeting ice-formation condition and automobile engine control system is not deposited for current environmental temperature
In the fault relevant to throttle valve body, then control the valve block of throttle valve body from the primary importance being currently located in advance
The second position first arranged moves.
Concrete, in the above embodiment of the present invention, described in the second position that pre-sets near car engine
The lower dead center of machine.
Concrete, in the above embodiment of the present invention, described shock module includes:
Second knockson module, be used for controlling described valve block repeatedly from described primary importance to described ice field
The described ice field of mobile shock, until described valve block can arrive the described second position.
Concrete, in the above embodiment of the present invention, described device also includes:
First reminding module, for sending the first information, described first information is used for indicating described
Ice field between primary importance and the second position is eliminated.
Concrete, in the above embodiment of the present invention, described shock module includes:
3rd knockson module, be used for controlling described valve block repeatedly from described primary importance to described ice field
The described ice field of mobile shock, until the number of times of the described ice field of valve block shock reaches preset times and then stops
Only clash into described ice field.
Concrete, in the above embodiment of the present invention, described device also includes:
Second reminding module, for sending the second information, described second information is used for indicating described
Ice field between primary importance and the second position is not eliminated.
To sum up, the device that the engine's throttling valve body that the embodiment of the present invention provides opens ice mainly uses valve block to clash into
The mode of apparent freezing point.I.e. throttle valve body power on every time or lower electricity when, if open ice condition meet, make
Throttle valve body valve block moves to lower desired value, if target can within a specified time be arrived
Position, is considered as throttle valve body and does not freeze, thus exit the function that opens ice.Failing to arrival target location,
Valve block is then made to move back and forth between upper and lower two desired values, in order to clash into apparent freezing point, until valve block can reach
To judging position up and down, or reach maximum and open ice number of times, then exit and open ice.Concrete, can be by changing
Becoming target location and regulate shock dynamics, two target location differences are the biggest, clash into dynamics the biggest.
It should be noted that the device that the automobile engine throttle valve body that the embodiment of the present invention provides opens ice is should
With the device of the method that above-mentioned automobile engine throttle valve body opens ice, the most above-mentioned automobile engine throttle valve body breaks
All embodiments of the method for ice are all applicable to the device that this automobile engine throttle valve body opens ice, and all can reach
To same or analogous beneficial effect.
In order to preferably realize above-mentioned purpose, the embodiment of the present invention also provides for a kind of automobile, including throttle valve body,
Being provided with valve block on described throttle valve body, described automobile also includes automobile engine throttle valve body as above
The device opened ice.
It should be noted that the automobile that the embodiment of the present invention provides is to comprise above-mentioned automobile engine throttle valve body
The automobile of the device opened ice, all embodiments of the device that the most above-mentioned automobile engine throttle valve body opens ice are the suitableeest
For this automobile, and all can reach same or analogous beneficial effect.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. the method that an automobile engine throttle valve body opens ice, it is characterised in that including:
The valve block controlling throttle valve body moves to the second position pre-set from the primary importance being currently located；
If described valve block does not arrives the described second position in Preset Time, determine primary importance and the second position it
Between there is ice field；
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance.
Method the most according to claim 1, it is characterised in that if described valve block does not arrives in Preset Time
Reach the described second position, determine after there is ice field between primary importance and the second position, described method
Also include:
Select any one position as the 3rd position in described ice field；
The described valve block of described control repeatedly moves the described icing of shock from described primary importance to described ice field
The step in region includes:
Control described valve block and repeatedly move shock institute with predetermined power to described ice field from described primary importance
State ice field；Wherein, between size and described 3rd position and the described primary importance of described predetermined power
Distance size be directly proportional.
Method the most according to claim 1, it is characterised in that the valve block of described control throttle valve body from
The primary importance being currently located is before the second position pre-set moves, and described method also includes:
Judge whether current environmental temperature meets ice-formation condition, and judge whether automobile engine control system is deposited
In the fault relevant to throttle valve body；
If current environmental temperature meets ice-formation condition and automobile engine control system does not exist and throttle valve body phase
The fault closed, then control the valve block of throttle valve body from the primary importance being currently located to the second pre-set
Put movement.
Method the most according to claim 1, it is characterised in that described in the second position that pre-sets lean on
The lower dead center of nearly automobile engine.
Method the most according to claim 1, it is characterised in that control described valve block repeatedly from described
One position is moved to described ice field and is clashed into the step of described ice field and include:
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance,
Until described valve block can arrive the described second position.
Method the most according to claim 5, it is characterised in that described valve block can arrive described second
After position, described method also includes:
Sending the first information, described first information is used for indicating described primary importance and the second position
Between ice field be eliminated.
Method the most according to claim 1, it is characterised in that control described valve block repeatedly from described
One position is moved to described ice field and is clashed into the step of described ice field and include:
Control described valve block and repeatedly move the described ice field of shock to described ice field from described primary importance,
Until the number of times of the described ice field of valve block shock reaches preset times and then stops clashing into described ice field.
Method the most according to claim 7, it is characterised in that described ice field is clashed in described stopping
Afterwards, described method also includes:
Sending the second information, described second information is used for indicating described primary importance and the second position
Between ice field be not eliminated.
9. the device that an automobile engine throttle valve body opens ice, it is characterised in that including:
Mobile module, for controlling the valve block of throttle valve body from the primary importance being currently located to pre-setting
The second position moves；
Determine module, if described valve block does not arrives the described second position in Preset Time, determine first
Put and there is ice field between the second position；
Clash into module, be used for controlling described valve block and repeatedly move to described ice field from described primary importance and hit
Hit described ice field.
10. an automobile, it is characterised in that include throttle valve body, described throttle valve body is provided with valve block,
Described automobile also includes the device that automobile engine throttle valve body as claimed in claim 9 opens ice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591367.4A CN105971740A (en) | 2016-07-25 | 2016-07-25 | Automobile engine throttling valve body ice breaking method and device and automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610591367.4A CN105971740A (en) | 2016-07-25 | 2016-07-25 | Automobile engine throttling valve body ice breaking method and device and automobile |
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| CN105971740A true CN105971740A (en) | 2016-09-28 |
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| CN201610591367.4A Pending CN105971740A (en) | 2016-07-25 | 2016-07-25 | Automobile engine throttling valve body ice breaking method and device and automobile |
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| CN109372639A (en) * | 2018-12-26 | 2019-02-22 | 潍柴动力股份有限公司 | A kind of intake-air throttle valve and engine |
| CN109404132A (en) * | 2018-10-29 | 2019-03-01 | 浙江吉利罗佑发动机有限公司 | Engine air throttle guard method, device, controller and vehicle |
| CN111120157A (en) * | 2020-03-31 | 2020-05-08 | 潍柴动力股份有限公司 | Detection method and device of EGR (exhaust gas Recirculation) system and ECU (electronic control Unit) |
| CN113266480A (en) * | 2020-02-14 | 2021-08-17 | 广州汽车集团股份有限公司 | Control method and device for engine throttle valve and automobile |
| CN113639988A (en) * | 2021-07-12 | 2021-11-12 | 江铃汽车股份有限公司 | Throttle valve ice breaking verification method |
| CN113685283A (en) * | 2021-07-12 | 2021-11-23 | 东风汽车集团股份有限公司 | Fuel vehicle, control method and device for ice breaking of electronic throttle valve of fuel vehicle, and ECU |
| CN114810359A (en) * | 2021-06-18 | 2022-07-29 | 长城汽车股份有限公司 | Throttle ice breaking method and device and vehicle |
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| CN109404132A (en) * | 2018-10-29 | 2019-03-01 | 浙江吉利罗佑发动机有限公司 | Engine air throttle guard method, device, controller and vehicle |
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| CN113266480A (en) * | 2020-02-14 | 2021-08-17 | 广州汽车集团股份有限公司 | Control method and device for engine throttle valve and automobile |
| CN113266480B (en) * | 2020-02-14 | 2022-12-23 | 广州汽车集团股份有限公司 | Control method and device for engine throttle valve and automobile |
| CN111120157A (en) * | 2020-03-31 | 2020-05-08 | 潍柴动力股份有限公司 | Detection method and device of EGR (exhaust gas Recirculation) system and ECU (electronic control Unit) |
| CN114810359A (en) * | 2021-06-18 | 2022-07-29 | 长城汽车股份有限公司 | Throttle ice breaking method and device and vehicle |
| CN113639988A (en) * | 2021-07-12 | 2021-11-12 | 江铃汽车股份有限公司 | Throttle valve ice breaking verification method |
| CN113685283A (en) * | 2021-07-12 | 2021-11-23 | 东风汽车集团股份有限公司 | Fuel vehicle, control method and device for ice breaking of electronic throttle valve of fuel vehicle, and ECU |
| CN113685283B (en) * | 2021-07-12 | 2022-09-20 | 东风汽车集团股份有限公司 | Fuel vehicle, control method and device for ice breaking of electronic throttle valve of fuel vehicle, and ECU |
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