CN110284980A - A kind of method for correcting oil quantity and device based on main jet angle - Google Patents
A kind of method for correcting oil quantity and device based on main jet angle Download PDFInfo
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- CN110284980A CN110284980A CN201910579827.5A CN201910579827A CN110284980A CN 110284980 A CN110284980 A CN 110284980A CN 201910579827 A CN201910579827 A CN 201910579827A CN 110284980 A CN110284980 A CN 110284980A
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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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
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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
- F02D41/3011—Controlling fuel injection according to or using specific or several modes of combustion
- F02D41/3017—Controlling fuel injection according to or using specific or several modes of combustion characterised by the mode(s) being used
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- 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 provides a kind of method for correcting oil quantity and device based on main jet angle, it is determined according to present engine revolving speed and current demand internal torque and refers to main jet advance angle, and according to reference main jet advance angle and setting main jet advance angle between difference and present engine revolving speed obtain oil correct coefficient, finally demand oil mass basic value is modified using oil correct coefficient, final demand distributive value is set to meet the dynamic property demand of engine, it does not need when engine control mode switches, selection switches different conversion MAP, suitable for multiple engine control modes, improve function applicability, reduce software staking-out work amount.
Description
Technical field
The present invention relates to automobile electrically-controlled technical fields, more particularly to a kind of oil correct side based on main jet angle
Method and device.
Background technique
Engine control mode includes the various controls such as SCR heating, DPF initiative regeneration, DPF passive regeneration, normal mode
Mode.
The prior art is to demarcate different torque oil mass conversion MAP under different engine control modes.Work as engine
When control mode switch, selection switches different conversion MAP, to meet the dynamic property demand of engine.
But different torque oil mass conversion MAP is demarcated under different engine control modes, staking-out work amount is big.
Also, when increasing a kind of control model newly, it is necessary to while increasing a conversion MAP newly, function is poor for applicability.
Summary of the invention
In view of this, the present invention provides a kind of method for correcting oil quantity and device based on main jet angle, is suitable for multiple
Engine control mode improves function applicability, reduces software staking-out work amount.
In order to achieve the above-mentioned object of the invention, specific technical solution provided by the invention is as follows:
A kind of method for correcting oil quantity based on main jet angle, comprising:
Torque-oil mass conversion the MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, really
Determine demand oil mass basic value；
The reference main jet angle MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, is determined
With reference to main jet advance angle；
Calculate the angular deviation with reference between main jet advance angle and setting main jet advance angle；
The oil correct coefficient MAP demarcated in advance is called, according to present engine revolving speed and the angular deviation, determines oil
Quantity correction coefficient；
The demand oil mass basic value is modified using the oil correct coefficient, obtains final demand oil mass.
Optionally, the method also includes:
Obtain current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP that demarcates in advance is called, according to present engine revolving speed and current throttle pedal opening,
Determine demand internal torque basic value；
Protection limitation is carried out to engine according to present engine revolving speed, present engine temperature and current admission pressure,
The demand internal torque basic value is modified, current demand internal torque is obtained.
Optionally, described to call the torque-oil mass conversion MAP demarcated in advance, it is needed according to present engine revolving speed with current
Internal torque is sought, determines demand oil mass basic value, comprising:
Present engine revolving speed is retrieved in the torque-oil mass conversion MAP and current demand internal torque is corresponding described
Demand oil mass basic value, the torque-oil mass conversion MAP is the different engine-need demarcated in the normal mode in advance
Seek the corresponding relationship between internal torque data pair and demand oil mass basic value.
Optionally, described to call the reference main jet angle MAP demarcated in advance, according to present engine revolving speed and current demand
Internal torque determines and refers to main jet advance angle, comprising:
Described with reference to retrieval present engine revolving speed and the corresponding ginseng of current demand internal torque in main jet angle MAP
Examine main jet advance angle, described with reference to main jet angle MAP is in the different engine-demand demarcated in the normal mode in advance
Corresponding relationship between torque data pair and reference main jet advance angle.
Optionally, the method also includes:
The corresponding main jet advance angle MAP of present engine control model is called, according to present engine revolving speed and current need
Internal torque is sought, determines setting main jet advance angle basic value；
The setting main jet advance angle basic value is carried out according to current environment pressure, current fuel temperature, current rail pressure
Amendment obtains setting main jet advance angle.
Optionally, described that the demand oil mass basic value is modified using the oil correct coefficient, it obtains final
Demand oil mass, comprising:
The product for calculating the oil correct coefficient and the demand oil mass basic value obtains the final demand oil mass.
A kind of oil correct device based on main jet angle, comprising:
Basic oil mass determination unit turns for calling the torque demarcated in advance-oil mass conversion MAP according to present engine
Speed and current demand internal torque, determine demand oil mass basic value；
With reference to main jet angle determination unit, for calling the reference main jet angle MAP demarcated in advance, according to present engine
Revolving speed and current demand internal torque determine and refer to main jet advance angle；
Angular deviation computing unit, for calculating the angle with reference between main jet advance angle and setting main jet advance angle
Deviation；
Correction factor determination unit, for calling the oil correct coefficient MAP demarcated in advance, according to present engine revolving speed
With the angular deviation, oil correct coefficient is determined；
Oil correct unit is obtained for being modified using the oil correct coefficient to the demand oil mass basic value
To final demand oil mass.
Optionally, described device further include:
Demand internal torque determination unit, for obtaining current throttle pedal opening, present engine temperature and current air inlet
Pressure；The demand internal torque basis MAP demarcated in advance is called, according to present engine revolving speed and current throttle pedal opening, really
Determine demand internal torque basic value；According to present engine revolving speed, present engine temperature and current admission pressure to engine into
Row protection limitation, is modified the demand internal torque basic value, obtains current demand internal torque.
Optionally, it is current to be specifically used for the retrieval in the torque-oil mass conversion MAP for the basic oil mass determination unit
Engine speed and the corresponding demand oil mass basic value of current demand internal torque, the torque-oil mass conversion MAP is preparatory
Corresponding pass between the different engine demarcated in the normal mode-demand internal torque data pair and demand oil mass basic value
System.
Optionally, described to refer to main jet angle determination unit, work as specifically for being retrieved in the reference main jet angle MAP
Front engine revolving speed and current demand internal torque are corresponding described with reference to main jet advance angle, and the reference main jet angle MAP is pre-
It is corresponding between the different engine-demand internal torque data pair first demarcated in the normal mode and reference main jet advance angle
Relationship.
Optionally, described device further include:
Main jet angle calculation unit is set, for calling the corresponding main jet advance angle MAP of present engine control model, root
According to present engine revolving speed and current demand internal torque, setting main jet advance angle basic value is determined；According to current environment pressure, when
Preceding fuel oil temperature, current rail pressure are modified the setting main jet advance angle basic value, obtain setting main jet advance angle.
Optionally, the oil correct unit is specifically used for calculating the oil correct coefficient and the demand oil mass base
The product of plinth value obtains the final demand oil mass.
Compared with the existing technology, beneficial effects of the present invention are as follows:
A kind of method for correcting oil quantity based on main jet angle disclosed by the invention according to present engine revolving speed and currently need to
Ask internal torque to determine with reference to main jet advance angle, and according between reference main jet advance angle and setting main jet advance angle difference and
Present engine revolving speed obtains oil correct coefficient, is finally modified using oil correct coefficient to demand oil mass basic value,
So that final demand distributive value is met the dynamic property demand of engine, does not need the selection switching when engine control mode switches
Different conversion MAP is suitable for multiple engine control modes, improves function applicability, reduces software staking-out work amount.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow diagram of the method for correcting oil quantity based on main jet angle disclosed by the embodiments of the present invention；
Fig. 2 is a kind of structural schematic diagram of the oil correct device based on main jet angle disclosed by the embodiments 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, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Present inventor passes through research discovery:, can be by main jet degree of advance under the engine control modes such as dpf regeneration
It is moved back to reach the engines control purpose such as the row's of raising temperature.With moving back for main jet degree of advance, efficiency of combustion is reduced,
Under same distributive value, dynamic property is reduced.
On this basis, present embodiment discloses a kind of method for correcting oil quantity based on main jet angle, it is intended to pass through amendment
Distributive value meets the dynamic property demand of engine.Referring to Fig. 1, the oil correct based on main jet angle disclosed in the present embodiment
Method specifically includes the following steps:
S101: the torque-oil mass conversion MAP demarcated in advance is called, according to torsion in present engine revolving speed and current demand
Square determines demand oil mass basic value；
The torque-oil mass conversion MAP is the different engine-demand internal torque demarcated in the normal mode in advance
Corresponding relationship between data pair and demand oil mass basic value.
Firstly, it is necessary to determine current demand internal torque, then, current power is retrieved in the torque-oil mass conversion MAP
Machine revolving speed and the corresponding demand oil mass basic value of current demand internal torque.
Specifically, the method for determining current demand internal torque are as follows:
Obtain current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP that demarcates in advance is called, according to present engine revolving speed and current throttle pedal opening,
Determine demand internal torque basic value；
Protection limitation is carried out to engine according to present engine revolving speed, present engine temperature and current admission pressure,
The demand internal torque basic value is modified, current demand internal torque is obtained.
It should be noted that demand internal torque basis MAP is to demarcate in the normal mode in advance, different engine
Corresponding relationship between gas pedal aperture data pair and demand internal torque basic value.
The corresponding greatest requirements internal torque value of each engine speed, is stepped on according to present engine revolving speed and current throttle
The demand internal torque basic value that plate aperture determines is if more than the corresponding greatest requirements internal torque of present engine revolving speed, then to demand
Internal torque basic value is modified, and makes demand internal torque no more than the corresponding greatest requirements internal torque value of present engine revolving speed.
Present engine when the temperature is excessively high, needs to be modified demand internal torque basic value, such as reduces demand internal torque.
It when currently admission pressure is too low, needs to be modified demand internal torque basic value, such as reduces demand internal torque.
It should also be noted that, according to actual needs, it can also be according to other duty parameters to demand internal torque basic value
It is modified.
The above correction logic is demarcated in advance, so that demand internal torque is more adaptive to current working, guarantees engine
The stability and safety of operation comply with standard exhaust.
S102: calling the reference main jet angle MAP that demarcates in advance, according to turning round in present engine revolving speed and current demand
Square determines and refers to main jet advance angle；
Described with reference to main jet angle MAP is different engine-demand internal torque for demarcating in the normal mode in advance
Corresponding relationship between data pair and reference main jet advance angle.
Described with reference to retrieval present engine revolving speed and the corresponding ginseng of current demand internal torque in main jet angle MAP
Examine main jet advance angle.
S103: the angular deviation with reference between main jet advance angle and setting main jet advance angle is calculated；
Firstly, obtaining the duty parameters such as current environment pressure, current fuel temperature and current rail pressure.
Then, the corresponding main jet advance angle MAP of present engine control model is called, according to present engine revolving speed and is worked as
Preceding demand internal torque determines setting main jet advance angle basic value, wherein in advance respectively in SCR heating mode, DPF initiative regeneration
A main jet advance angle MAP, different engines are demarcated under the engine control modes such as mode, DPF passive regeneration and normal mode
The corresponding main jet advance angle MAP of control model indicates that different engine and demand internal torque data pair shift to an earlier date with setting main jet
Corresponding relationship between the basic value of angle.
Finally, according to current environment pressure, current fuel temperature, current rail pressure to the setting main jet advance angle basic value
It is modified, obtains setting main jet advance angle.
Specifically, engine speed-environmental pressure-main jet advance angle MAP is called, according to present engine revolving speed and currently
Environmental pressure is modified setting main jet advance angle basic value.
Engine speed-fuel oil temperature-main jet advance angle MAP is called, according to present engine revolving speed and current fuel temperature
Degree is modified setting main jet advance angle basic value.
Engine speed-rail pressure-main jet advance angle MAP is called, according to present engine revolving speed and current rail pressure to setting
Main jet advance angle basic value is modified.
It should be noted that according to actual needs, it can also be according to other duty parameters to setting main jet advance angle basis
Value is modified, and the above correction logic is demarcated in advance, by above-mentioned various duty parameters to setting main jet advance angle basis
Value is modified, and is made to set main jet advance angle and is more adaptive to current working, and fuel combustion efficiency is improved.
S104: the oil correct coefficient MAP that calling is demarcated in advance, foundation present engine revolving speed and the angular deviation,
Determine oil correct coefficient；
Distributive value is repaired under any one engine control mode it should be noted that oil correct coefficient MAP meets
Positive demand.
Oil correct coefficient MAP is demarcated in advance, indicates different engine-angular deviation data pair and oil
Corresponding relationship between quantity correction coefficient.
Present engine revolving speed and the corresponding oil correct coefficient of angular deviation are retrieved in oil correct MAP.
S105: being modified the demand oil mass basic value using the oil correct coefficient, obtains final demand oil
Amount.
Specifically, calculating the product of the oil correct coefficient and the demand oil mass basic value, the final need are obtained
Seek oil mass.
A kind of method for correcting oil quantity based on main jet angle disclosed in the present embodiment, according to present engine revolving speed and currently
Demand internal torque determine refer to main jet advance angle, and according to reference main jet advance angle and setting main jet advance angle between difference with
And present engine revolving speed obtains oil correct coefficient, is finally repaired using oil correct coefficient to demand oil mass basic value
Just, so that final demand distributive value is met the dynamic property demand of engine, do not need when engine control mode switches, selection is cut
Different conversion MAP is changed, multiple engine control modes are suitable for, improves function applicability, reduces software staking-out work amount.
Disclosed a kind of method for correcting oil quantity based on main jet angle based on the above embodiment, the present embodiment correspondence disclose
A kind of oil correct device based on main jet angle, referring to Fig. 2, specifically including:
Basic oil mass determination unit 201, for calling the torque demarcated in advance-oil mass conversion MAP, according to present engine
Revolving speed and current demand internal torque determine demand oil mass basic value；
With reference to main jet angle determination unit 202, for calling the reference main jet angle MAP demarcated in advance, according to current hair
Motivation revolving speed and current demand internal torque determine and refer to main jet advance angle；
Angular deviation computing unit 203, it is described with reference between main jet advance angle and setting main jet advance angle for calculating
Angular deviation；
Correction factor determination unit 204, for calling the oil correct coefficient MAP demarcated in advance, according to present engine
Revolving speed and the angular deviation, determine oil correct coefficient；
Oil correct unit 205, for being modified using the oil correct coefficient to the demand oil mass basic value,
Obtain final demand oil mass.
Optionally, described device further include:
Demand internal torque determination unit, for obtaining current throttle pedal opening, present engine temperature and current air inlet
Pressure；The demand internal torque basis MAP demarcated in advance is called, according to present engine revolving speed and current throttle pedal opening, really
Determine demand internal torque basic value；According to present engine revolving speed, present engine temperature and current admission pressure to engine into
Row protection limitation, is modified the demand internal torque basic value, obtains current demand internal torque.
Optionally, the basic oil mass determination unit 201 is worked as specifically for retrieving in the torque-oil mass conversion MAP
Front engine revolving speed and the corresponding demand oil mass basic value of current demand internal torque, the torque-oil mass conversion MAP is pre-
It is corresponding between the different engine-demand internal torque data pair and demand oil mass basic value first demarcated in the normal mode
Relationship.
Optionally, described to refer to main jet angle determination unit 202, specifically for being examined in the reference main jet angle MAP
Rope present engine revolving speed and current demand internal torque are corresponding described with reference to main jet advance angle, described to refer to main jet angle MAP
It is between the different engine-demand internal torque data pair demarcated in the normal mode in advance and reference main jet advance angle
Corresponding relationship.
Optionally, described device further include:
Main jet angle calculation unit is set, for calling the corresponding main jet advance angle MAP of present engine control model, root
According to present engine revolving speed and current demand internal torque, setting main jet advance angle basic value is determined；According to current environment pressure, when
Preceding fuel oil temperature, current rail pressure are modified the setting main jet advance angle basic value, obtain setting main jet advance angle.
Optionally, the oil correct unit 205 is specifically used for calculating the oil correct coefficient and the demand oil mass
The product of basic value obtains the final demand oil mass.
A kind of oil correct device based on main jet angle disclosed in the present embodiment, according to present engine revolving speed and currently
Demand internal torque determine refer to main jet advance angle, and according to reference main jet advance angle and setting main jet advance angle between difference with
And present engine revolving speed obtains oil correct coefficient, is finally repaired using oil correct coefficient to demand oil mass basic value
Just, so that final demand distributive value is met the dynamic property demand of engine, do not need when engine control mode switches, selection is cut
Different conversion MAP is changed, multiple engine control modes are suitable for, improves function applicability, reduces software staking-out work amount.
The above-mentioned oil correct device based on main jet angle includes processor and memory, and above-mentioned basis oil mass determines single
Member is made with reference to main jet angle determination unit, angular deviation computing unit, correction factor determination unit and oil correct unit etc.
In memory for program unit storage, above procedure unit stored in memory is executed by processor to realize accordingly
Function.
Include kernel in processor, is gone in memory to transfer corresponding program unit by kernel.Kernel can be set one
Or more, oil correct efficiency is improved by adjusting kernel parameter.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/
Or the forms such as Nonvolatile memory, if read-only memory (ROM) or flash memory (flash RAM), memory include that at least one is deposited
Store up chip.
The embodiment of the invention provides a kind of storage mediums, are stored thereon with program, real when which is executed by processor
The existing method for correcting oil quantity based on main jet angle.
The embodiment of the invention provides a kind of processor, the processor is for running program, wherein described program operation
Method for correcting oil quantity based on main jet angle described in Shi Zhihang.
The embodiment of the invention provides a kind of equipment, equipment include processor, memory and storage on a memory and can
The program run on a processor, processor perform the steps of when executing program
Torque-oil mass conversion the MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, really
Determine demand oil mass basic value；
The reference main jet angle MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, is determined
With reference to main jet advance angle；
Calculate the angular deviation with reference between main jet advance angle and setting main jet advance angle；
The oil correct coefficient MAP demarcated in advance is called, according to present engine revolving speed and the angular deviation, determines oil
Quantity correction coefficient；
The demand oil mass basic value is modified using the oil correct coefficient, obtains final demand oil mass.
Further, the method also includes:
Obtain current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP that demarcates in advance is called, according to present engine revolving speed and current throttle pedal opening,
Determine demand internal torque basic value；
Protection limitation is carried out to engine according to present engine revolving speed, present engine temperature and current admission pressure,
The demand internal torque basic value is modified, current demand internal torque is obtained.
Further, described to call the torque-oil mass conversion MAP demarcated in advance, it is needed according to present engine revolving speed with current
Internal torque is sought, determines demand oil mass basic value, comprising:
Present engine revolving speed is retrieved in the torque-oil mass conversion MAP and current demand internal torque is corresponding described
Demand oil mass basic value, the torque-oil mass conversion MAP is the different engine-need demarcated in the normal mode in advance
Seek the corresponding relationship between internal torque data pair and demand oil mass basic value.
Further, described to call the reference main jet angle MAP demarcated in advance, according to present engine revolving speed and current demand
Internal torque determines and refers to main jet advance angle, comprising:
Described with reference to retrieval present engine revolving speed and the corresponding ginseng of current demand internal torque in main jet angle MAP
Examine main jet advance angle, described with reference to main jet angle MAP is in the different engine-demand demarcated in the normal mode in advance
Corresponding relationship between torque data pair and reference main jet advance angle.
Further, the method also includes:
The corresponding main jet advance angle MAP of present engine control model is called, according to present engine revolving speed and current need
Internal torque is sought, determines setting main jet advance angle basic value；
The setting main jet advance angle basic value is carried out according to current environment pressure, current fuel temperature, current rail pressure
Amendment obtains setting main jet advance angle.
Further, described that the demand oil mass basic value is modified using the oil correct coefficient, it obtains final
Demand oil mass, comprising:
The product for calculating the oil correct coefficient and the demand oil mass basic value obtains the final demand oil mass.
Equipment herein can be MCU etc..
Present invention also provides a kind of computer program products, when executing on data processing equipment, are adapted for carrying out just
The program of beginningization there are as below methods step:
Torque-oil mass conversion the MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, really
Determine demand oil mass basic value；
The reference main jet angle MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, is determined
With reference to main jet advance angle；
Calculate the angular deviation with reference between main jet advance angle and setting main jet advance angle；
The oil correct coefficient MAP demarcated in advance is called, according to present engine revolving speed and the angular deviation, determines oil
Quantity correction coefficient；
The demand oil mass basic value is modified using the oil correct coefficient, obtains final demand oil mass.
Further, the method also includes:
Obtain current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP that demarcates in advance is called, according to present engine revolving speed and current throttle pedal opening,
Determine demand internal torque basic value；
Protection limitation is carried out to engine according to present engine revolving speed, present engine temperature and current admission pressure,
The demand internal torque basic value is modified, current demand internal torque is obtained.
Further, described to call the torque-oil mass conversion MAP demarcated in advance, it is needed according to present engine revolving speed with current
Internal torque is sought, determines demand oil mass basic value, comprising:
Present engine revolving speed is retrieved in the torque-oil mass conversion MAP and current demand internal torque is corresponding described
Demand oil mass basic value, the torque-oil mass conversion MAP is the different engine-need demarcated in the normal mode in advance
Seek the corresponding relationship between internal torque data pair and demand oil mass basic value.
Further, described to call the reference main jet angle MAP demarcated in advance, according to present engine revolving speed and current demand
Internal torque determines and refers to main jet advance angle, comprising:
Described with reference to retrieval present engine revolving speed and the corresponding ginseng of current demand internal torque in main jet angle MAP
Examine main jet advance angle, described with reference to main jet angle MAP is in the different engine-demand demarcated in the normal mode in advance
Corresponding relationship between torque data pair and reference main jet advance angle.
Further, the method also includes:
The corresponding main jet advance angle MAP of present engine control model is called, according to present engine revolving speed and current need
Internal torque is sought, determines setting main jet advance angle basic value；
The setting main jet advance angle basic value is carried out according to current environment pressure, current fuel temperature, current rail pressure
Amendment obtains setting main jet advance angle.
Further, described that the demand oil mass basic value is modified using the oil correct coefficient, it obtains final
Demand oil mass, comprising:
The product for calculating the oil correct coefficient and the demand oil mass basic value obtains the final demand oil mass.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In a typical configuration, calculating equipment includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/
Or the forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable Jie
The example of matter.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices
Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including element
There is also other identical elements in process, method, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The above is only embodiments herein, are not intended to limit this application.To those skilled in the art,
Various changes and changes are possible in this application.It is all within the spirit and principles of the present application made by any modification, equivalent replacement,
Improve etc., it should be included within the scope of the claims of this application.
Claims (10)
1. a kind of method for correcting oil quantity based on main jet angle characterized by comprising
Torque-oil mass conversion the MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, determining is needed
Seek oil mass basic value；
The reference main jet angle MAP demarcated in advance is called, according to present engine revolving speed and current demand internal torque, determines reference
Main jet advance angle；
Calculate the angular deviation with reference between main jet advance angle and setting main jet advance angle；
The oil correct coefficient MAP demarcated in advance is called, according to present engine revolving speed and the angular deviation, determines that oil mass is repaired
Positive coefficient；
The demand oil mass basic value is modified using the oil correct coefficient, obtains final demand oil mass.
2. the method according to claim 1, wherein the method also includes:
Obtain current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP demarcated in advance is called, according to present engine revolving speed and current throttle pedal opening, is determined
Demand internal torque basic value；
Protection limitation is carried out to engine according to present engine revolving speed, present engine temperature and current admission pressure, to institute
It states demand internal torque basic value to be modified, obtains current demand internal torque.
3. the method according to claim 1, wherein it is described call demarcate in advance torque-oil mass conversion MAP,
According to present engine revolving speed and current demand internal torque, demand oil mass basic value is determined, comprising:
Present engine revolving speed and the corresponding demand of current demand internal torque are retrieved in the torque-oil mass conversion MAP
Oil mass basic value, the torque-oil mass conversion MAP is in the different engine-demand demarcated in the normal mode in advance
Corresponding relationship between torque data pair and demand oil mass basic value.
4. the method according to claim 1, wherein described call the reference main jet angle MAP demarcated in advance, root
According to present engine revolving speed and current demand internal torque, determines and refers to main jet advance angle, comprising:
Described corresponding described with reference to master with reference to retrieval present engine revolving speed in main jet angle MAP and current demand internal torque
Spray advance angle, described with reference to main jet angle MAP is different engine-demand internal torque for demarcating in the normal mode in advance
Corresponding relationship between data pair and reference main jet advance angle.
5. the method according to claim 1, wherein the method also includes:
The corresponding main jet advance angle MAP of present engine control model is called, according in present engine revolving speed and current demand
Torque determines setting main jet advance angle basic value；
The setting main jet advance angle basic value is modified according to current environment pressure, current fuel temperature, current rail pressure,
Obtain setting main jet advance angle.
6. the method according to claim 1, wherein described oily to the demand using the oil correct coefficient
Amount basic value is modified, and obtains final demand oil mass, comprising:
The product for calculating the oil correct coefficient and the demand oil mass basic value obtains the final demand oil mass.
7. a kind of oil correct device based on main jet angle characterized by comprising
Basic oil mass determination unit, for calling the torque demarcated in advance-oil mass conversion MAP, according to present engine revolving speed and
Current demand internal torque determines demand oil mass basic value；
With reference to main jet angle determination unit, for calling the reference main jet angle MAP demarcated in advance, according to present engine revolving speed
With current demand internal torque, determines and refer to main jet advance angle；
Angular deviation computing unit, it is described inclined with reference to the angle between main jet advance angle and setting main jet advance angle for calculating
Difference；
Correction factor determination unit, for calling the oil correct coefficient MAP demarcated in advance, according to present engine revolving speed and institute
Angular deviation is stated, determines oil correct coefficient；
Oil correct unit is obtained most for being modified using the oil correct coefficient to the demand oil mass basic value
Whole demand oil mass.
8. device according to claim 7, which is characterized in that described device further include:
Demand internal torque determination unit, for obtaining current throttle pedal opening, present engine temperature and current admission pressure；
The demand internal torque basis MAP demarcated in advance is called to determine demand according to present engine revolving speed and current throttle pedal opening
Internal torque basic value；Engine is protected according to present engine revolving speed, present engine temperature and current admission pressure
Limitation, is modified the demand internal torque basic value, obtains current demand internal torque.
9. device according to claim 7, which is characterized in that the basis oil mass determination unit is specifically used for described
Present engine revolving speed and the corresponding demand oil mass basic value of current demand internal torque are retrieved in torque-oil mass conversion MAP,
The torque-oil mass conversion MAP be different engine-demand internal torque data pair for demarcating in the normal mode in advance with
Corresponding relationship between demand oil mass basic value.
10. device according to claim 7, which is characterized in that it is described to refer to main jet angle determination unit, it is specifically used for
It is described to shift to an earlier date with reference to the corresponding main jet that refers to of retrieval present engine revolving speed in main jet angle MAP and current demand internal torque
Angle, described with reference to main jet angle MAP is different engine-demand internal torque data pair for demarcating in the normal mode in advance
With the corresponding relationship between reference main jet advance angle.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978311A (en) * | 2021-10-15 | 2022-01-28 | 潍柴动力股份有限公司 | Battery temperature correction method and device and electronic equipment |
| CN114941579A (en) * | 2022-05-09 | 2022-08-26 | 潍柴动力股份有限公司 | Method, device and equipment for controlling smoke intensity of engine and storage medium |
| CN115387925A (en) * | 2022-09-21 | 2022-11-25 | 重庆潍柴发动机有限公司 | Method and system for improving performance stability of diesel engine in high-temperature environment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58206837A (en) * | 1982-05-27 | 1983-12-02 | Toyota Motor Corp | Device for controlling injection advance of diesel engine |
| CN104033257A (en) * | 2014-06-27 | 2014-09-10 | 长城汽车股份有限公司 | Method and system for controlling double-fuel engine |
| CN106285989A (en) * | 2016-08-15 | 2017-01-04 | 江西汇尔油泵油嘴有限公司 | Distributive value modification method based on rotation speed change and fuel injection control method |
| CN107013320A (en) * | 2016-01-28 | 2017-08-04 | 长城汽车股份有限公司 | Control method, system and the vehicle of Electron pressurizing unit |
| CN107826100A (en) * | 2017-10-12 | 2018-03-23 | 潍柴动力股份有限公司 | A kind of intelligent accelerator control method based on car weight |
| CN110107413A (en) * | 2019-07-02 | 2019-08-09 | 潍柴动力股份有限公司 | A kind of calculation method of injection advance angle, device and electronic equipment |
-
2019
- 2019-06-28 CN CN201910579827.5A patent/CN110284980B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58206837A (en) * | 1982-05-27 | 1983-12-02 | Toyota Motor Corp | Device for controlling injection advance of diesel engine |
| CN104033257A (en) * | 2014-06-27 | 2014-09-10 | 长城汽车股份有限公司 | Method and system for controlling double-fuel engine |
| CN107013320A (en) * | 2016-01-28 | 2017-08-04 | 长城汽车股份有限公司 | Control method, system and the vehicle of Electron pressurizing unit |
| CN106285989A (en) * | 2016-08-15 | 2017-01-04 | 江西汇尔油泵油嘴有限公司 | Distributive value modification method based on rotation speed change and fuel injection control method |
| CN107826100A (en) * | 2017-10-12 | 2018-03-23 | 潍柴动力股份有限公司 | A kind of intelligent accelerator control method based on car weight |
| CN110107413A (en) * | 2019-07-02 | 2019-08-09 | 潍柴动力股份有限公司 | A kind of calculation method of injection advance angle, device and electronic equipment |
Non-Patent Citations (2)
| Title |
|---|
| 何双杰: "柴油机高压共轨喷油系统的研究", 《中国优秀硕士学位论文全文数据库（电子期刊）工程科技Ⅱ辑》 * |
| 周哲 等: "基于转矩模型的高压共轨柴油机控制策略", 《汽车工程》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113978311A (en) * | 2021-10-15 | 2022-01-28 | 潍柴动力股份有限公司 | Battery temperature correction method and device and electronic equipment |
| CN113978311B (en) * | 2021-10-15 | 2024-05-17 | 潍柴动力股份有限公司 | Battery temperature correction method and device and electronic equipment |
| CN114941579A (en) * | 2022-05-09 | 2022-08-26 | 潍柴动力股份有限公司 | Method, device and equipment for controlling smoke intensity of engine and storage medium |
| CN115387925A (en) * | 2022-09-21 | 2022-11-25 | 重庆潍柴发动机有限公司 | Method and system for improving performance stability of diesel engine in high-temperature environment |
| CN115387925B (en) * | 2022-09-21 | 2024-02-20 | 重庆潍柴发动机有限公司 | Method and system for improving performance stability of diesel engine in high-temperature environment |
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