CN106168177A - A kind of diesel engine many idling modes control method and diesel engine controller - Google Patents
A kind of diesel engine many idling modes control method and diesel engine controller Download PDFInfo
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- CN106168177A CN106168177A CN201610770176.4A CN201610770176A CN106168177A CN 106168177 A CN106168177 A CN 106168177A CN 201610770176 A CN201610770176 A CN 201610770176A CN 106168177 A CN106168177 A CN 106168177A
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- idling mode
- state
- diesel engine
- idling
- current
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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
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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
- F02D41/083—Introducing corrections for particular operating conditions for idling taking into account engine load variation, e.g. air-conditionning
-
- 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
- F02D2200/502—Neutral gear position
Abstract
The invention discloses a kind of diesel engine many idling modes control method and diesel engine controller, the method includes: according to the decision rule and the vehicle's current condition that set idling mode, obtain the current idling mode of diesel engine, wherein, set idling mode and include warm idle state, work idling mode and operation idling mode；Obtaining vehicle operating information, wherein, vehicle operating information includes throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value；When vehicle operating information meets default idling mode switching condition corresponding to current idling mode, control diesel engine and switched to corresponding idling mode by current idling mode.Based on method disclosed above, the different operating mode idling mode demand to diesel engine can be met, reduce fuel oil consumption simultaneously, taken into account energy-conservation and response speed.
Description
Technical field
The present invention relates to vehicle idling and control technical field, more particularly, it relates to a kind of diesel engine many idling modes control
Method processed and diesel engine controller.
Background technology
Idling refers to that diesel engine operates in the case of uncharging, it is only necessary to overcome the frictional resistance of internal works, the most right
Outer output, maintains the minimum speed of diesel engine steady running.Idling is one of big base regime of diesel engine five.At idling shape
Under state, each revolution of distributive value of diesel engine is certain, fuel consumption number with diesel engine speed direct proportionality, rotating speed is the highest
Its fuel consumption is the biggest, how to ensure that, in the case of diesel engine runs well, the oil consumption reducing idling mode is present stage needs
The problem solved, applies in loader field particularly evident.
At present, diesel engine for loader uses single idling.When idling arranges higher, although can meet and turn to
Or the working condition requirement such as soil-shifting, but excessive oil consumption can be caused, cause waste；When idling arranges relatively low, although can solve
Certainly loader does not work the fuel oil waste problem caused, but the flame-out or problem of low-response easily occurs in device machine.
In view of this, existing technical scheme uses single idling, it is impossible to take into account energy-conservation and response speed.
Summary of the invention
In view of this, the present invention provides a kind of diesel engine many idling modes control method and diesel engine controller, to solve
Existing technical scheme uses single idling, it is impossible to take into account energy-conservation and response speed problem.Technical scheme is as follows:
A kind of diesel engine many idling modes control method, is applied to diesel engine controller, including:
Decision rule according to setting idling mode and vehicle's current condition, obtain the current idling mode of diesel engine, its
In, described setting idling mode includes warm idle state, work idling mode and operation idling mode；
Obtaining vehicle operating information, wherein, described vehicle operating information includes throttle magnitude of voltage, range state, parking brake shape
State and hydraulic system pressure signal value；
When described vehicle operating information meets default idling mode switching condition corresponding to described current idling mode, control
Make described diesel engine and switched to corresponding idling mode by described current idling mode.
Preferably, also include:
When described vehicle operating information is unsatisfactory for the described default idling mode switching bar that described current idling mode is corresponding
During part, control described current idling mode constant.
Preferably, when described current idling mode is described warm idle state, described vehicle operating information meets described
During the default idling mode switching condition that currently idling mode is corresponding, control described diesel engine and switched by described current idling mode
To corresponding idling mode, specifically include:
When described throttle magnitude of voltage is zero, and described hydraulic system pressure signal value is timing, control described diesel engine by institute
State warm idle state and switch to described work idling mode；
When described throttle magnitude of voltage is just, described range state is band shelves state, and described parking brake state is releasing orientation, institute
Stating hydraulic system pressure signal value is timing, controls described diesel engine and is switched to described operation idling by described warm idle state
State.
Preferably, when described current idling mode is described work idling mode, described vehicle operating information meets described
During the default idling mode switching condition that currently idling mode is corresponding, control described diesel engine and switched by described current idling mode
To corresponding idling mode, specifically include:
When described range state is neutral state, and described parking brake state is on-position, described hydraulic system pressure signal
When value is zero, controls described diesel engine and switched to described warm idle state by described work idling mode；
When described throttle magnitude of voltage is just, described range state is band shelves state, when described parking brake state is releasing orientation,
Control described diesel engine and switched to described operation idling mode by described work idling mode.
Preferably, when described current idling mode is described operation idling mode, described vehicle operating information meets described
During the default idling mode switching condition that currently idling mode is corresponding, control described diesel engine and switched by described current idling mode
To corresponding idling mode, specifically include:
When described throttle magnitude of voltage is zero, and described range state is neutral state, and described parking brake state is on-position, institute
State hydraulic system pressure signal value when being zero, control described diesel engine and switched to described warm idle by described operation idling mode
State.
A kind of diesel engine controller, including: current idling mode acquisition module, vehicle operating information acquisition module and first
Idling mode control module；
Described current idling mode acquisition module, for according to decision rule and the current shape of vehicle setting idling mode
State, obtains the current idling mode of diesel engine, and wherein, described setting idling mode includes warm idle state, work idling shape
State and operation idling mode；
Described vehicle operating information acquisition module, is used for obtaining vehicle operating information, wherein, and described vehicle operating information bag
Oil scraper gate voltage value, range state, parking brake state and hydraulic system pressure signal value；
Described first idling mode control module, for meeting described current idling mode pair when described vehicle operating information
During the default idling mode switching condition answered, control described diesel engine and switched to corresponding idling shape by described current idling mode
State.
Preferably, also include: the second idling mode control module；
Described second idling mode control module, for being unsatisfactory for described current idling mode when described vehicle operating information
During corresponding described default idling mode switching condition, control described current idling mode constant.
Preferably, when described current idling mode is described warm idle state, described first idling mode controls mould
Block, specifically includes: the first control unit and the second control unit；
Described first control unit, for being zero when described throttle magnitude of voltage, described hydraulic system pressure signal value is just
Time, control described diesel engine and switched to described work idling mode by described warm idle state；
Described second control unit, for being just when described throttle magnitude of voltage, described range state is band shelves state, described
Parking brake state is releasing orientation, and described hydraulic system pressure signal value is timing, controls described diesel engine by described warm idle
State switches to described operation idling mode.
Preferably, when described current idling mode is described work idling mode, described first idling mode controls mould
Block, specifically includes: the 3rd control unit and the 4th control unit；
Described 3rd control unit, for being neutral state when described range state, described parking brake state is on-position,
When described hydraulic system pressure signal value is zero, controlling described diesel engine, to be switched to described warming-up by described work idling mode idle
Speed state；
Described 4th control unit, for being just when described throttle magnitude of voltage, described range state is band shelves state, described
When parking brake state is releasing orientation, controls described diesel engine and switched to described operation idling mode by described work idling mode.
Preferably, when described current idling mode is described operation idling mode, described first idling mode controls mould
Block, specifically includes: the 5th control unit；
Described 5th control unit, for being zero when described throttle magnitude of voltage, described range state is neutral state, described
Parking brake state is on-position, when described hydraulic system pressure signal value is zero, controls described diesel engine by described operation idling
State switches to described warm idle state.
Comparing and prior art, what the present invention realized has the beneficial effect that
A kind of diesel engine many idling modes control method the most provided by the present invention and diesel engine controller, the method bag
Include: according to setting the decision rule of idling mode and vehicle's current condition, obtain the current idling mode of diesel engine, wherein, if
Determine idling mode and include warm idle state, work idling mode and operation idling mode；Acquisition vehicle operating information, wherein,
Vehicle operating information includes throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value；When vehicle runs letter
When breath meets default idling mode switching condition corresponding to current idling mode, control diesel engine and switched to by current idling mode
Corresponding idling mode.Based on method disclosed above, the different operating mode idling mode demand to diesel engine can be met, drop simultaneously
Low fuel oil consumption, has taken into account energy-conservation and response speed.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
The accompanying drawing provided obtains other accompanying drawing.
Fig. 1 is a kind of diesel engine many idling modes control method flow chart disclosed in the embodiment of the present invention one；
Fig. 2 is a kind of diesel engine many idling modes control method flow chart disclosed in the embodiment of the present invention two；
Fig. 3 is a kind of diesel engine many idling modes control method flow chart disclosed in the embodiment of the present invention three；
Fig. 4 is another kind of diesel engine many idling modes control method flow chart disclosed in the embodiment of the present invention three；
Fig. 5 is another kind of diesel engine many idling modes control method flow chart disclosed in the embodiment of the present invention three；
Fig. 6 is a kind of diesel engine controller structural representation disclosed in the embodiment of the present invention four；
Fig. 7 is a kind of diesel engine controller structural representation disclosed in the embodiment of the present invention five；
Fig. 8 is a kind of diesel engine controller structural representation disclosed in the embodiment of the present invention six；
Fig. 9 is another kind of diesel engine controller structural representation disclosed in the embodiment of the present invention six；
Figure 10 is another kind of diesel engine controller structural representation disclosed in the embodiment of the present invention six.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment one
The embodiment of the present invention one discloses a kind of diesel engine many idling modes control method, is applied to diesel engine controller,
Flow chart is as it is shown in figure 1, diesel engine many idling modes control method includes:
S101, according to decision rule and the vehicle's current condition of setting idling mode, obtains the current idling shape of diesel engine
State, wherein, sets idling mode and includes warm idle state, work idling mode and operation idling mode；
During performing step S101, according to the specific works demand of vehicle, need diesel engine is preset three
Kind idling mode: warm idle state, work idling mode and operation idling mode；Wherein, it is vehicle when vehicle's current condition
Without any action, admission pressure is little and steady, the basic zero output of moment of torsion, and when not having live load, diesel engine controller judges to work as
Front idling mode is warm idle state；When vehicle's current condition is that vehicle carries out turning to, receiving bucket, soil-shifting or carry out light material
Shovel dress, when having certain admission pressure and moment of torsion output, diesel engine controller judges that current idling mode is as work idling mode；
When vehicle's current condition is that vehicle carries out shovel and pretends industry or transport material, and admission pressure and moment of torsion output are fluctuated bigger up and down
Time, diesel engine controller judges that current idling mode is as operation idling mode.
S102, obtains vehicle operating information, and wherein, vehicle operating information includes throttle magnitude of voltage, range state, parking brake shape
State and hydraulic system pressure signal value；
S103, when vehicle operating information meets default idling mode switching condition corresponding to current idling mode, controls
Diesel engine is switched to corresponding idling mode by current idling mode.
During performing step S103, the different default idling mode switching that different current idling modes is corresponding
Condition, when vehicle operating information meets corresponding default idling mode switching condition, diesel engine controller control diesel engine by
Current idling mode switches to corresponding idling mode.
It should be noted that the idling span of warm idle state is including, but not limited to 500～650rpm, work
The idling span of idling mode including, but not limited to 700～850rpm, the idling span bag of operation idling mode
Including but be not limited to 900～1200rpm, concrete speed setting scope can be set according to practical situation.
Diesel engine many idling modes control method disclosed in the embodiment of the present invention, the method includes: according to setting idling shape
The decision rule of state and vehicle's current condition, obtain the current idling mode of diesel engine, wherein, set idling mode and include warming-up
Idling mode, work idling mode and operation idling mode；Obtaining vehicle operating information, wherein, vehicle operating information includes oil
Gate voltage value, range state, parking brake state and hydraulic system pressure signal value；When vehicle operating information meets current idling mode
During corresponding default idling mode switching condition, control diesel engine and switched to corresponding idling mode by current idling mode.Base
In method disclosed above, the different operating mode idling mode demand to diesel engine can be met, reduce fuel oil consumption simultaneously, take into account
Energy-conservation and response speed.
Embodiment two
Based on diesel engine many idling modes control method disclosed in the invention described above embodiment one, the present embodiment two is open another
A kind of diesel engine many idling modes control method, flow chart is as in figure 2 it is shown, include:
S101, according to decision rule and the vehicle's current condition of setting idling mode, obtains the current idling shape of diesel engine
State, wherein, sets idling mode and includes warm idle state, work idling mode and operation idling mode；
S102, obtains vehicle operating information, and wherein, vehicle operating information includes throttle magnitude of voltage, range state, parking brake shape
State and hydraulic system pressure signal value；
S103, when vehicle operating information meets default idling mode switching condition corresponding to current idling mode, controls
Diesel engine is switched to corresponding idling mode by current idling mode；
S201, when vehicle operating information is unsatisfactory for default idling mode switching condition corresponding to current idling mode, control
Make current idling mode constant.
In diesel engine many idling modes control method disclosed in the embodiment of the present invention two, step S101～the execution of S103
S101～S103 disclosed in process and above-described embodiment one is consistent, does not repeats them here, refers to the embodiment of the present invention one disclosure
Part.Diesel engine many idling modes control method disclosed in the present embodiment, the method includes: according to setting sentencing of idling mode
Set pattern then and vehicle's current condition, obtains the current idling mode of diesel engine, wherein, sets idling mode and include warm idle shape
State, work idling mode and operation idling mode；Obtaining vehicle operating information, wherein, vehicle operating information includes throttle voltage
Value, range state, parking brake state and hydraulic system pressure signal value；When vehicle operating information, to meet current idling mode corresponding
When presetting idling mode switching condition, control diesel engine and switched to corresponding idling mode by current idling mode；When vehicle is transported
When row information is unsatisfactory for default idling mode switching condition corresponding to current idling mode, control current idling mode constant.Base
In method disclosed above, the different operating mode idling mode demand to diesel engine can be met, reduce fuel oil consumption simultaneously, take into account
Energy-conservation and response speed.
Embodiment three
Based on diesel engine many idling modes control method, this enforcement disclosed in the invention described above embodiment one and embodiment two
Three are also disclosed a kind of diesel engine many idling modes control method, flow chart as it is shown on figure 3, wherein, when current idling mode is warm
During machine idling mode, step S103 as there is shown in figs. 1 and 2, when vehicle operating information, to meet current idling mode corresponding
When presetting idling mode switching condition, control diesel engine is switched to corresponding idling mode by current idling mode and specifically performed
Journey, comprises the steps:
S301, when throttle magnitude of voltage is zero, and hydraulic system pressure signal value is timing, controls diesel engine by warm idle shape
State switches to work idling mode；
S302, when throttle magnitude of voltage is just, range state is band shelves state, and parking brake state is releasing orientation, hydraulic system
Pressure signal value is timing, controls diesel engine and is switched to operation idling mode by warm idle state.
In diesel engine many idling modes control method disclosed in the embodiment of the present invention, when current idling mode is warm idle
During state, can be automatically adjusted to be switched according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value
Idling mode, effectively meet the conditions dictate of the idling of different operating modes, reduce fuel oil consumption simultaneously, taken into account energy-conservation with ring
Answer speed, it is achieved multiple idling mode exports.
Based on diesel engine many idling modes control method, this enforcement disclosed in the invention described above embodiment one and embodiment two
The open another kind of diesel engine many idling modes control method of example three, flow chart as shown in Figure 4, wherein, when current idling mode is
During work idling mode, step S103 as there is shown in figs. 1 and 2, when vehicle operating information meets current idling mode correspondence
Default idling mode switching condition time, control diesel engine and switched to corresponding idling mode by current idling mode and specifically perform
Process, comprises the steps:
S401, when range state is neutral state, and parking brake state is on-position, and hydraulic system pressure signal value is zero
Time, control diesel engine and switched to warm idle state by the idling mode that works；
S402, when throttle magnitude of voltage is just, range state is band shelves state, when parking brake state is releasing orientation, controls bavin
Oil machine is switched to operation idling mode by the idling mode that works.
In diesel engine many idling modes control method disclosed in the embodiment of the present invention, when current idling mode is work idling
During state, can be automatically adjusted to be switched according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value
Idling mode, effectively meet the conditions dictate of the idling of different operating modes, reduce fuel oil consumption simultaneously, taken into account energy-conservation with ring
Answer speed, it is achieved multiple idling mode exports.
Based on diesel engine many idling modes control method, this enforcement disclosed in the invention described above embodiment one and embodiment two
The open another kind of diesel engine many idling modes control method of example three, flow chart as it is shown in figure 5, wherein, when current idling mode is
During operation idling mode, step S103 as there is shown in figs. 1 and 2, when vehicle operating information meets current idling mode correspondence
Default idling mode switching condition time, control diesel engine and switched to corresponding idling mode by current idling mode and specifically perform
Process, comprises the steps:
S501, when throttle magnitude of voltage is zero, and range state is neutral state, and parking brake state is on-position, hydraulic system
When pressure signal value is zero, controls diesel engine and switched to warm idle state by operation idling mode.
In diesel engine many idling modes control method disclosed in the embodiment of the present invention, when current idling mode is operation idling
During state, warming-up can be automatically adjusted to according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value idle
Speed state, effectively meets the conditions dictate of the idling of different operating mode, reduces fuel oil consumption simultaneously, has taken into account energy-conservation and response speed
Degree, it is achieved multiple idling mode exports.
Embodiment four
Based on diesel engine many idling modes control method disclosed in each embodiment of the invention described above, the present embodiment four fundamental rules are corresponding
Disclose the diesel engine controller performing above-mentioned diesel engine many idling modes control method, its structural representation as shown in Figure 6, bavin
Oil machine controller 600 includes: current idling mode acquisition module 601, vehicle operating information acquisition module 602 and the first idling shape
State control module 603；
Current idling mode acquisition module 601, for the decision rule according to setting idling mode and vehicle's current condition,
Obtain the current idling mode of diesel engine, wherein, set idling mode and include warm idle state, work idling mode and operation
Idling mode；
Vehicle operating information acquisition module 602, is used for obtaining vehicle operating information, and wherein, vehicle operating information includes oil
Gate voltage value, range state, parking brake state and hydraulic system pressure signal value；
First idling mode control module 603, for meeting corresponding the presetting of current idling mode when vehicle operating information
During idling mode switching condition, control diesel engine and switched to corresponding idling mode by current idling mode.
Diesel engine controller disclosed in the embodiment of the present invention, current idling mode acquisition module is according to setting idling mode
Decision rule and vehicle's current condition, obtain the current idling mode of diesel engine, wherein, set idling mode and include warm idle
State, work idling mode and operation idling mode；Vehicle operating information acquisition module obtains vehicle operating information, wherein, car
Operation information includes throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value；Work as vehicle operating information
When meeting default idling mode switching condition corresponding to current idling mode, the first idling mode control module control diesel engine by
Current idling mode switches to corresponding idling mode.Based on diesel engine controller disclosed above, different operating mode pair can be met
The idling mode demand of diesel engine, reduces fuel oil consumption simultaneously, has taken into account energy-conservation and response speed.
Embodiment five
In conjunction with diesel engine controller disclosed in the invention described above embodiment four, the present embodiment five also discloses a kind of diesel engine
Controller, as it is shown in fig. 7, wherein, diesel engine controller 600 also includes its structural representation: the second idling mode control module
701；
Second idling mode control module 701, for being unsatisfactory for corresponding pre-of current idling mode when vehicle operating information
If during idling mode switching condition, control current idling mode constant.
Diesel engine controller disclosed in the embodiment of the present invention, current idling mode acquisition module is according to setting idling mode
Decision rule and vehicle's current condition, obtain the current idling mode of diesel engine, wherein, set idling mode and include warm idle
State, work idling mode and operation idling mode；Vehicle operating information acquisition module obtains vehicle operating information, wherein, car
Operation information includes throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value；Work as vehicle operating information
When meeting default idling mode switching condition corresponding to current idling mode, the first idling mode control module control diesel engine by
Current idling mode switches to corresponding idling mode；Vehicle operating information is unsatisfactory for the default idling that current idling mode is corresponding
During state switching condition, it is constant that the second idling mode control module controls current idling mode.Based on diesel engine disclosed above
Controller, can meet the different operating mode idling mode demand to diesel engine, reduce fuel oil consumption simultaneously, has taken into account energy-conservation and has rung
Answer speed.
Embodiment six
In conjunction with diesel engine controller disclosed in the invention described above embodiment four and embodiment five, the present embodiment six also discloses
A kind of diesel engine controller, its structural representation as shown in Figure 8, wherein, when current idling mode is warm idle state, the
One idling mode control module 603, specifically includes: the first control unit 801 and the second control unit 802；
First control unit 801, for being zero when throttle magnitude of voltage, hydraulic system pressure signal value is timing, controls bavin
Oil machine is switched to work idling mode by warm idle state；
Second control unit 802, for being just when throttle magnitude of voltage, range state is band shelves state, and parking brake state is pine
Open state, hydraulic system pressure signal value is timing, controls diesel engine and is switched to described operation idling shape by warm idle state
State.
At diesel engine controller disclosed in the embodiment of the present invention, when current idling mode is warm idle state, first
Control unit and the second control unit can be according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal values
It is automatically adjusted to be switched idling mode, effectively meets the conditions dictate of the idling of different operating mode, reduce fuel oil simultaneously and disappear
Consumption, has taken into account energy-conservation and response speed, it is achieved multiple idling mode exports.
In conjunction with diesel engine controller disclosed in the invention described above embodiment four and embodiment five, the present embodiment six also discloses
Another kind of diesel engine controller, its structural representation as it is shown in figure 9, wherein, when current idling mode is work idling mode,
First idling mode control module 603, specifically includes: the 3rd control unit 901 and the 4th control unit 902；
3rd control unit 901, for being neutral state when range state, parking brake state is on-position, hydraulic system
When pressure signal value is zero, controls diesel engine and switched to warm idle state by the idling mode that works；
4th control unit 902, for being just when throttle magnitude of voltage, range state is band shelves state, and parking brake state is pine
During open state, control diesel engine and switched to operation idling mode by the idling mode that works.
At diesel engine controller disclosed in the embodiment of the present invention, when current idling mode is work idling mode, the 3rd
Control unit and the 4th control unit can be according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal values
It is automatically adjusted to be switched idling mode, effectively meets the conditions dictate of the idling of different operating mode, reduce fuel oil simultaneously and disappear
Consumption, has taken into account energy-conservation and response speed, it is achieved multiple idling mode exports.
In conjunction with diesel engine controller disclosed in the invention described above embodiment four and embodiment five, the present embodiment six also discloses
Another kind of diesel engine controller, its structural representation as shown in Figure 10, wherein, when current idling mode is operation idling mode
Time, the first idling mode control module 603, specifically include: the 5th control unit 1001；
5th control unit 1001, for being zero when throttle magnitude of voltage, range state is neutral state, and parking brake state is system
Dynamic state, when hydraulic system pressure signal value is zero, controls diesel engine and is switched to warm idle state by operation idling mode.
At diesel engine controller disclosed in the embodiment of the present invention, when current idling mode is work idling mode, the 5th
Control unit can be automatically adjusted to warming-up according to throttle magnitude of voltage, range state, parking brake state and hydraulic system pressure signal value
Idling mode, effectively meets the conditions dictate of the idling of different operating mode, reduces fuel oil consumption simultaneously, has taken into account energy-conservation and response
Speed, it is achieved multiple idling mode exports.
Above a kind of diesel engine many idling modes control method provided by the present invention and diesel engine controller are carried out
Being discussed in detail, principle and the embodiment of the present invention are set forth by specific case used herein, above example
Method and the core concept thereof being only intended to help to understand the present invention is described；Simultaneously for one of ordinary skill in the art, depend on
According to the thought of the present invention, the most all will change, in sum, this specification content
Should not be construed as limitation of the present invention.
It should be noted that each embodiment in this specification all uses the mode gone forward one by one to describe, each embodiment weight
Point explanation is all the difference with other embodiments, and between each embodiment, identical similar part sees mutually.
For device disclosed in embodiment, owing to it corresponds to the method disclosed in Example, so describe is fairly simple, phase
See method part in place of pass to illustrate.
Also, it should be noted in this article, the relational terms of such as first and second or the like is used merely to one
Entity or operation separate with another entity or operating space, and not necessarily require or imply between these entities or operation
There is relation or the order of any this reality.And, term " includes ", " comprising " or its any other variant are intended to contain
Comprising of lid nonexcludability, so that include the key element that the process of a series of key element, method, article or equipment are intrinsic,
Or also include the key element intrinsic for these processes, method, article or equipment.In the case of there is no more restriction,
The key element limited by statement " including ... ", it is not excluded that including the process of described key element, method, article or equipment
In there is also other identical element.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (10)
1. diesel engine many idling modes control method, it is characterised in that be applied to diesel engine controller, including:
Decision rule according to setting idling mode and vehicle's current condition, obtain the current idling mode of diesel engine, wherein, institute
State setting idling mode and include warm idle state, work idling mode and operation idling mode；
Obtain vehicle operating information, wherein, described vehicle operating information include throttle magnitude of voltage, range state, parking brake state and
Hydraulic system pressure signal value；
When described vehicle operating information meets default idling mode switching condition corresponding to described current idling mode, control institute
State diesel engine and switched to corresponding idling mode by described current idling mode.
Method the most according to claim 1, it is characterised in that also include:
When described vehicle operating information is unsatisfactory for described default idling mode switching condition corresponding to described current idling mode,
Control described current idling mode constant.
Method the most according to claim 1, it is characterised in that when described current idling mode is described warm idle shape
State, when described vehicle operating information meets default idling mode switching condition corresponding to described current idling mode, controls described
Diesel engine is switched to corresponding idling mode by described current idling mode, specifically includes:
When described throttle magnitude of voltage is zero, and described hydraulic system pressure signal value is timing, control described diesel engine by described warm
Machine idling mode switches to described work idling mode；
When described throttle magnitude of voltage is just, described range state is band shelves state, and described parking brake state is releasing orientation, described liquid
Pressure system pressure signal value is timing, controls described diesel engine and is switched to described operation idling shape by described warm idle state
State.
Method the most according to claim 1, it is characterised in that when described current idling mode is described work idling shape
State, when described vehicle operating information meets default idling mode switching condition corresponding to described current idling mode, controls described
Diesel engine is switched to corresponding idling mode by described current idling mode, specifically includes:
When described range state is neutral state, and described parking brake state is on-position, and described hydraulic system pressure signal value is
When zero, control described diesel engine and switched to described warm idle state by described work idling mode；
When described throttle magnitude of voltage is just, described range state is band shelves state, when described parking brake state is releasing orientation, controls
Described diesel engine is switched to described operation idling mode by described work idling mode.
Method the most according to claim 1, it is characterised in that when described current idling mode is described operation idling shape
State, when described vehicle operating information meets default idling mode switching condition corresponding to described current idling mode, controls described
Diesel engine is switched to corresponding idling mode by described current idling mode, specifically includes:
When described throttle magnitude of voltage is zero, and described range state is neutral state, and described parking brake state is on-position, described liquid
When pressure system pressure signal value is zero, controls described diesel engine and switched to described warm idle shape by described operation idling mode
State.
6. a diesel engine controller, it is characterised in that including: current idling mode acquisition module, vehicle operating information obtain
Module and the first idling mode control module；
Described current idling mode acquisition module, for the decision rule according to setting idling mode and vehicle's current condition, obtains
Taking the current idling mode of diesel engine, wherein, described setting idling mode includes warm idle state, work idling mode and work
Industry idling mode；
Described vehicle operating information acquisition module, is used for obtaining vehicle operating information, and wherein, described vehicle operating information includes oil
Gate voltage value, range state, parking brake state and hydraulic system pressure signal value；
Described first idling mode control module, for when described vehicle operating information, to meet described current idling mode corresponding
When presetting idling mode switching condition, control described diesel engine and switched to corresponding idling mode by described current idling mode.
Controller the most according to claim 6, it is characterised in that also include: the second idling mode control module；
Described second idling mode control module, for being unsatisfactory for described current idling mode correspondence when described vehicle operating information
Described default idling mode switching condition time, control described current idling mode constant.
Controller the most according to claim 6, it is characterised in that when described current idling mode is described warm idle shape
During state, described first idling mode control module, specifically include: the first control unit and the second control unit；
Described first control unit, for being zero when described throttle magnitude of voltage, described hydraulic system pressure signal value is timing, control
Make described diesel engine and switched to described work idling mode by described warm idle state；
Described second control unit, for being just when described throttle magnitude of voltage, described range state is band shelves state, described parking brake
State is releasing orientation, and described hydraulic system pressure signal value is timing, controls described diesel engine by described warm idle state
Switch to described operation idling mode.
Controller the most according to claim 6, it is characterised in that when described current idling mode is described work idling shape
During state, described first idling mode control module, specifically include: the 3rd control unit and the 4th control unit；
Described 3rd control unit, for being neutral state when described range state, described parking brake state is on-position, described
When hydraulic system pressure signal value is zero, controls described diesel engine and switched to described warm idle shape by described work idling mode
State；
Described 4th control unit, for being just when described throttle magnitude of voltage, described range state is band shelves state, described parking brake
When state is releasing orientation, controls described diesel engine and switched to described operation idling mode by described work idling mode.
Controller the most according to claim 6, it is characterised in that when described current idling mode is described operation idling
During state, described first idling mode control module, specifically include: the 5th control unit；
Described 5th control unit, for being zero when described throttle magnitude of voltage, described range state is neutral state, described parking brake
State is on-position, when described hydraulic system pressure signal value is zero, controls described diesel engine by described operation idling mode
Switch to described warm idle state.
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| CN111878243A (en) * | 2020-06-30 | 2020-11-03 | 东风汽车集团有限公司 | Vehicle crawling target idle speed control method and system |
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