CN109611184A - Parking method for controlling reproduction, system, diesel vehicle and storage medium - Google Patents
Parking method for controlling reproduction, system, diesel vehicle and storage medium Download PDFInfo
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- CN109611184A CN109611184A CN201811417099.XA CN201811417099A CN109611184A CN 109611184 A CN109611184 A CN 109611184A CN 201811417099 A CN201811417099 A CN 201811417099A CN 109611184 A CN109611184 A CN 109611184A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
The embodiment of the invention discloses a kind of parking method for controlling reproduction, system, diesel vehicle and storage mediums, wherein, the described method includes: when judging that vehicle needs parking to regenerate, vehicle status parameters and engine operating state parameter are obtained from engine electric-controlled unit and vehicle electrically controlling unit, and judge whether the vehicle status parameters and the engine operating state parameter meet the first preset condition, if so, starting parking regeneration mode；Diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter in after-treatment system are obtained, and judges whether diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter meet the second preset condition, if so, continuing to execute regeneration.The embodiment of the present invention guarantees the safety for carrying out regeneration treatment vehicle in front and engine, and ensure that the rear vehicle of regeneration being capable of normal driving by comprehensively considering the operating status of vehicle and engine.
Description
Technical field
The present embodiments relate to After-treatment technics technical field more particularly to a kind of parking method for controlling reproduction, it is
System, diesel vehicle and storage medium.
Background technique
Increasingly strict with national motor vehicle exhaust emission regulation, correlation functional department, government strictly limits diesel engine
Tail gas discharge amount, current light vehicle mainly use in diesel particulate trap filtering tail gas, and heavy goods vehicles mostly use engine
In-cylinder combustion purification techniques reduces tail gas, but it is following implement six discharge standard of state after, no matter light vehicle, heavy vehicle or engineering
Machinery is required to just exhaust emissions be made to reach using DPF (Diesel Particulate Filter, diesel particulate filter)
To laws and regulations requirement.Meanwhile for market diesel locomotive, government also puts into effect related decree and needs to be transformed it,
DPF is installed in exhaust system additional to meet emission request.DPF is mounted in diesel engine truck exhaust system, by filtering to reduce
The device of particulate matter in tail gas is arranged, but particulate matter is used for a long time and is constantly accumulated in DPF, DPF can be made to block, cause to be vented obstructed
Freely, increase engine fuel consumption, power dropping, therefore, it is necessary to carry out regeneration treatment to DPF under given conditions, to remove DPF
In particulate matter.
Currently, judging whether DPF needs to carry out regeneration treatment, whether the main load carbon amounts by detection DPF, which reaches, is needed
The threshold value to be cleared up, such as after vehicle stops in situ, the pressure difference of DPF entrance and exit is detected by electronic control unit
It determines the load carbon amounts in DPF, and directly carries out regeneration treatment if carrying carbon amounts and reaching threshold value.But this regeneration treatment judgement
There are still certain security risks, such as vehicle to stop at tilted road surface for condition, and throttle is not totally released, be easy to appear vehicle into
When row regeneration treatment the case where autonomous travel.
Summary of the invention
The embodiment of the present invention provides a kind of parking method for controlling reproduction, system, diesel vehicle and storage medium, is examined by synthesis
Consider the operating status of vehicle and engine, guarantees the safety for carrying out regeneration treatment vehicle in front and engine, and ensure to regenerate it
Rear vehicle being capable of normal driving.
In a first aspect, the embodiment of the invention provides a kind of parking method for controlling reproduction, this method comprises:
When judging that vehicle needs parking to regenerate, vehicle-state is obtained from engine electric-controlled unit and vehicle electrically controlling unit
Parameter and engine operating state parameter, and judge whether the vehicle status parameters and the engine operating state parameter are full
The first preset condition of foot, if so, starting parking regeneration mode；
Diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter in after-treatment system are obtained, and judges bavin
Whether oily catalytic oxidizer and the respective state parameter of diesel particulate filter meet the second preset condition, if so, continuing to hold
Row regeneration.
Second aspect, the embodiment of the invention also provides a kind of parking generation control system, which includes:
First obtains judgment module, for when judging that vehicle needs parking to regenerate, from engine electric-controlled unit and vehicle
Vehicle status parameters and engine operating state parameter are obtained in electronic control unit, and judge the vehicle status parameters and the hair
Whether motivation running state parameter meets the first preset condition, if so, starting parking regeneration mode；
Second obtains judgment module, each for obtaining diesel oil catalytic oxidation device and diesel particulate filter in after-treatment system
From state parameter, and judge diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter whether to meet second pre-
If condition, if so, continuing to execute regeneration.
The third aspect, the embodiment of the invention also provides a kind of diesel vehicles, comprising:
Vehicle electrically controlling unit and engine electric-controlled unit, for acquiring vehicle status parameters and engine operating state ginseng
Number；
Multiple temperature sensors, for acquiring the temperature parameter at each key position of diesel vehicle after-treatment system, wherein institute
Key position is stated including at least the entrance of diesel oil catalytic oxidation device and the entrance of diesel particulate filter；
Parking generation control system, for judgement get engine operating state parameter, vehicle status parameters and
When each temperature parameter meets preset condition, starts parking regeneration mode and execute regeneration.
Fourth aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
Program realizes the parking method for controlling reproduction as described in any embodiment of the present invention when the program is executed by processor.
The embodiment of the present invention has invented a kind of parking method for controlling reproduction, system, diesel vehicle and storage medium, passes through judgement
Vehicle status parameters and engine operating state parameter meet simultaneously under the first preset condition, starting parking regeneration mode, and
When diesel oil catalytic oxidation device and the respective inlet temperature of diesel particulate filter reach regeneration condition, regeneration is continued to execute.Thus
It realizes the operating status by comprehensively considering vehicle and engine, guarantees the safety for carrying out regeneration treatment vehicle in front and engine
Property, and ensure that the rear vehicle of regeneration being capable of normal driving.
Detailed description of the invention
Fig. 1 is the flow chart for the parking method for controlling reproduction that the embodiment of the present invention one provides；
Fig. 2 is the structural schematic diagram of parking generation control system provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram for diesel vehicle that the embodiment of the present invention three provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
With reference to Fig. 1, it illustrates a kind of flow chart for parking method for controlling reproduction that the embodiment of the present invention one provides, this realities
The case where example is applicable to all kinds of diesel vehicle parkings regeneration is applied, this method can be executed by parking generation control system, this is
System can be realized by the way of software and/or hardware, and be configured in diesel vehicle.As shown in Figure 1, the parking Regeneration control
Method specifically includes:
S110, when judging that vehicle needs parking to regenerate, obtain vehicle from engine electric-controlled unit and vehicle electrically controlling unit
State parameter and engine operating state parameter, and judge the vehicle status parameters and the engine operating state parameter
Whether first preset condition is met, if so, starting parking regeneration mode.
Wherein, the load carbon in DPF is determined using the pressure difference of detection electronic control unit detection DPF entrance and exit
Amount, when determining that vehicle needs parking to regenerate according to load carbon amounts, from engine electric-controlled unit (ECU) and vehicle electrically controlling unit
(VCU) vehicle status parameters and engine operating state parameter are obtained in.Wherein, state parameter is for characterizing current vehicle
It is no in halted state and execute regeneration rear vehicle can continue to drive safely；Engine operating state parameter is worked as characterizing
Whether the engine behavior of vehicle in front is normal.Only vehicle status parameters and engine operating state parameter meet the simultaneously
When one preset condition, start parking regeneration mode.
Illustratively, the vehicle status parameters that halted state is in for characterizing current vehicle include accelerator open degree, clutch
Device state, parking brake state, gear and speed.Wherein, accelerator opening amount signal, clutch state and parking brake state can be from
It is read in ECU, wherein clutch state judges what clutch switch acquired by ECU, and parking brake state judges that parking brake switchs by ECU
Acquisition；Gear and speed can be read from VCU.
Determine that vehicle is in halted state, corresponding vehicle status parameters need to meet the first preset condition, comprising:
Accelerator open degree is 0%；
Clutch is in non-engagement state, i.e. clutch disconnects；
Parking brake switch disconnects；
Gear is in neutral gear；
Speed is zero, can further ensure vehicle generally in stationary state.
Vehicle status parameters further include fuel oil temperature, oil tank fuel surplus, can be used for characterizing execution regeneration rear vehicle energy
It is no to continue to drive safely, wherein fuel oil temperature can be read from ECU, and oil tank fuel surplus can be read from VCU.Due to combustion
The excessively high fuel pipe that will lead to of oil temperature generates bubble, damages oil circuit, generates dangerous.And regenerative process consumed multiple fuel, meeting
Cause vehicle that can not continue to travel enough mileages because of oil starvation.Therefore, before determining starting parking regeneration, it is necessary to ensure that fuel oil temperature
Degree, oil tank fuel surplus need to meet the first preset condition, specifically include:
Fuel oil temperature is in corresponding preset temperature section [A3, B3], wherein preset temperature section [A3, B3] can root
It is set according to different vehicles, illustratively, by taking heavy-duty diesel oil locomotive as an example, A3 value is -50 DEG C, and B3 value is 95 DEG C；
Oil tank fuel surplus is greater than default surplus threshold value A 6, wherein default surplus threshold value A 6 can be according to different
Vehicle is set, and illustratively, by taking heavy-duty diesel oil locomotive as an example, A6 value is 20L.
Further, vehicle status parameters further include the cell voltage of vehicle.To ensure that battery can be in regenerative process
Control system and related sensor normal power supply, avoid the occurrence of the problem of leading to swinging of signal because of power shortage, it is therefore desirable to battery electricity
Pressure meets the first preset condition, specifically includes: cell voltage is in predeterminated voltage section [A2, B2], wherein predeterminated voltage area
Between [A2, B2] can be set according to different vehicles, illustratively, by taking heavy-duty diesel oil locomotive as an example, A2 value be 14V, B3 value
For 32V.
Engine operating state parameter includes engine speed, coolant temperature and oil temperature, and can be read from ECU
It takes.To ensure that the engine of current vehicle is in normal operating conditions, engine operating state parameter need to meet the first default item
Part specifically includes:
Engine speed is in preset rotation speed section [A1, B1], and engine is in operating and works in idling shape at this time
Under state, wherein preset rotation speed section [A1, B1] can be set according to different vehicles, different engines, illustratively,
By taking heavy-duty diesel oil locomotive as an example, A1 value is 500r/min；B1 value is 800r/min；
Coolant temperature and oil temperature are in corresponding preset temperature section, wherein coolant temperature is corresponding
Preset temperature section [A4, B4], the corresponding preset temperature section [A5, B5] of oil temperature, each preset temperature section can basis
Different automobile types or different engines are set, and illustratively, by taking heavy-duty diesel oil locomotive as an example, A4 value is -50 DEG C, and B4 value is
100℃；A5 value is -50 DEG C, and B5 value is 120 DEG C.
It, can be acceptable further when vehicle status parameters and engine operating state parameter meet the first preset condition simultaneously
Detection generation control system whether there is the system failure, if without if start parking regeneration mode.
S120, diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter in after-treatment system are obtained, and
Judge whether diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter meet the second preset condition, if so,
Continue to execute regeneration.
Wherein, the state parameter of diesel oil catalytic oxidation device includes the inlet temperature of diesel oil catalytic oxidation device；Correspondingly, diesel oil
The state parameter of catalytic oxidizer meets the inlet temperature that the second preset condition includes: diesel oil catalytic oxidation device to be preset greater than first
Threshold value A 7, to guarantee that diesel oil catalytic oxidation device effectively by diesel oil oxidation and can discharge heat, with Heating Diesel Fuel particulate filter
Inlet temperature, wherein the first preset threshold can be special according to different vehicle, different engine, different diesel engine post-processing systems
Property set, illustratively, by taking heavy-duty diesel oil locomotive as an example, A7 value be 180 DEG C.
The state parameter of diesel particulate filter includes the inlet temperature of diesel particulate filter；Correspondingly, diesel particulate
The state parameter of filter meets the inlet temperature that the second preset condition includes: diesel particulate filter and is in corresponding default temperature
It spends in section [A8, A9], is fallen with guaranteeing that diesel particulate filter internal particle can effectively be burned regeneration, wherein default temperature
Degree section [A8, A9] can be set according to different vehicle, different engines, different diesel engine post-processing system characteristics, example
Property, by taking heavy-duty diesel oil locomotive as an example, A8 value is 200 DEG C, and A9 value is 800 DEG C.
Further, when the inlet temperature of diesel oil catalytic oxidation device reaches requirement, diesel injection system starts to spray diesel oil
When, starting timer starts timing, to record diesel oil catalytic oxidation device oxidated diesel oil to discharge the duration of heat, if diesel oil
The duration that spraying system starts to spray diesel oil reaches preset duration T, then obtains the current inlet temperature of diesel particulate filter, and
Judge whether the current inlet temperature of diesel particulate filter is greater than the second preset threshold A10, if it is not, then showing diesel catalytic oxygen
The abnormal performance for changing device, needs to exit parking regeneration mode at this time, and checks whether diesel oil catalytic oxidation device inactivates or diesel oil sprays
System is penetrated with the presence or absence of failure.Wherein, preset duration T and the second preset threshold A10 can be set according to vehicle or engine type,
For example, being directed to heavy-duty diesel oil locomotive, T value is 240 seconds, and A10 value is 500 DEG C.
Further, the state parameter of diesel particulate filter further includes its outlet temperature, if detecting the diesel oil
The outlet temperature of grain filter is greater than third predetermined threshold value, to guarantee that diesel particulate filter will not burn out load because temperature is excessively high
Body then exits parking regeneration mode.
In the embodiment of the present invention, only vehicle status parameters and engine operating state parameter meet the first default item simultaneously
Under part, start parking regeneration mode, and reach again in diesel oil catalytic oxidation device and the respective inlet temperature of diesel particulate filter
When carded sliver part, regeneration is continued to execute.It is achieved in the operating status by comprehensively considering vehicle and engine, guarantee is regenerated
The safety of vehicle in front and engine is handled, and ensures that the rear vehicle of regeneration being capable of normal driving.
Embodiment two
With reference to Fig. 2, it illustrates a kind of structural schematic diagram of parking generation control system provided by Embodiment 2 of the present invention,
The present embodiment is applicable to the case where all kinds of diesel vehicle parkings regeneration.As shown in Fig. 2, the parking generation control system includes:
First obtains judgment module 210, for when judging that vehicle needs parking to regenerate, from engine electric-controlled unit and vehicle
Vehicle status parameters and engine operating state parameter are obtained in electronic control unit, and judge vehicle status parameters and described
Whether engine operating state parameter meets the first preset condition, if so, starting parking regeneration mode；
Second obtains judgment module 220, for obtaining diesel oil catalytic oxidation device and diesel particulate filtering in after-treatment system
The respective state parameter of device, and judge diesel oil catalytic oxidation device and whether the respective state parameter of diesel particulate filter meets the
Two preset conditions, if so, continuing to execute regeneration.
The embodiment of the present invention only meets preset condition in the first acquisition judgment module and the second acquisition judgment module simultaneously
When, execute regenerative operation.It is achieved in the operating status by comprehensively considering vehicle and engine, is guaranteed before carrying out regeneration treatment
The safety of vehicle and engine, and ensure that the rear vehicle of regeneration being capable of normal driving.
On the basis of the above embodiments, vehicle status parameters for characterize current vehicle whether be in halted state and
Can regeneration rear vehicle be executed continue to drive safely；
Whether the engine behavior that engine operating state parameter is used to characterize current vehicle is normal.
On the basis of the above embodiments, the vehicle status parameters include accelerator open degree, clutch state, parking brake shape
State, gear, speed, cell voltage, fuel oil temperature, oil tank fuel surplus；
Correspondingly, vehicle status parameters the first preset condition of satisfaction includes:
Accelerator open degree is 0%；
Clutch is in non-engagement state；
Parking brake switch disconnects；
Gear is in neutral gear；
Speed is zero；
Cell voltage is in predeterminated voltage section；
Fuel oil temperature is in corresponding preset temperature section；
Oil tank fuel surplus is greater than default surplus threshold value.
On the basis of the above embodiments, engine operating state parameter includes engine speed, coolant temperature and machine
Oil temperature；
Correspondingly, engine operating state parameter the first preset condition of satisfaction includes:
Engine speed is in preset rotation speed section；
Coolant temperature and oil temperature are in corresponding preset temperature section.
On the basis of the above embodiments, the state parameter of diesel oil catalytic oxidation device includes the entrance of diesel oil catalytic oxidation device
Temperature；
Correspondingly, state parameter the second preset condition of satisfaction of diesel oil catalytic oxidation device includes:
The inlet temperature of diesel oil catalytic oxidation device is greater than the first preset threshold.
On the basis of the above embodiments, the state parameter of diesel particulate filter includes the entrance of diesel particulate filter
Temperature；
Correspondingly, state parameter the second preset condition of satisfaction of diesel particulate filter includes:
The inlet temperature of diesel particulate filter is in corresponding preset temperature section.
On the basis of the above embodiments, the system also includes:
Module is obtained, after being greater than the first preset threshold for the inlet temperature in diesel oil catalytic oxidation device, obtains diesel oil
Grain filter is heated the inlet temperature after preset duration；
Judgment module, for judging to heat whether the inlet temperature of diesel particulate filter after preset duration is greater than second
Preset threshold, if it is not, then exiting parking regeneration mode.Parking generation control system provided by the embodiment of the present invention is executable originally
Parking method for controlling reproduction provided by inventive embodiments has the corresponding functional module of execution method and beneficial effect.
Embodiment three
The embodiment of the present invention three additionally provides a kind of diesel vehicle 1, including for acquiring vehicle status parameters and engine fortune
It is the vehicle electrically controlling unit 11 of row state parameter and engine electric-controlled unit 12, multiple for acquiring each key position of after-treatment system
(such as diesel oil catalytic oxidation device entrance and diesel particulate filter entrance) at temperature parameter temperature sensor 13, and
Parking generation control system 14.Wherein, parking generation control system 14 is used for the engine operating state ginseng got in judgement
When number, vehicle status parameters and each temperature parameter meet preset condition, starts parking regeneration mode and execute regeneration.Specifically,
Parking generation control system 14 includes:
First obtains judgment module, for when judging that vehicle needs parking to regenerate, from engine electric-controlled unit and vehicle
Vehicle status parameters and engine operating state parameter are obtained in electronic control unit, and judge the vehicle status parameters and the hair
Whether motivation running state parameter meets the first preset condition, if so, starting parking regeneration mode；
Second obtains judgment module, each for obtaining diesel oil catalytic oxidation device and diesel particulate filter in after-treatment system
From state parameter, and judge diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter whether to meet second pre-
If condition, if so, continuing to execute regeneration.
Example IV
A kind of storage medium comprising computer executable instructions is provided in the embodiment of the present invention, the computer is executable
Instruction is used to execute a kind of parking method for controlling reproduction when being executed by computer processor, this method comprises:
When judging that vehicle needs parking to regenerate, vehicle-state is obtained from engine electric-controlled unit and vehicle electrically controlling unit
Parameter and engine operating state parameter, and judge whether the vehicle status parameters and the engine operating state parameter are full
The first preset condition of foot, if so, starting parking regeneration mode；
Diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter in after-treatment system are obtained, and judges bavin
Whether oily catalytic oxidizer and the respective state parameter of diesel particulate filter meet the second preset condition, if so, continuing to hold
Row regeneration.
Certainly, a kind of storage medium comprising computer executable instructions provided in the embodiment of the present invention calculates
The method operation that machine executable instruction is not limited to the described above, can also be performed parking provided in any embodiment of that present invention
Relevant operation in method for controlling reproduction.
The computer storage medium of the embodiment of the present invention, can be using any of one or more computer-readable media
Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes: tool
There are electrical connection, the portable computer diskette, hard disk, random access memory (RAM), read-only memory of one or more conducting wires
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for
By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.It can be with one or more programming languages
Or combinations thereof write the computer program code for executing operation of the present invention, described program design language includes object-oriented
Programming language-such as Java, Smalltalk, C++, further include conventional procedural programming language-such as
" C " language or similar programming language.Program code can be executed fully, on the user computer partly in user
It executes on computer, executed as an independent software package, part is held on the remote computer on the user computer for part
It goes or executes on a remote computer or server completely.In situations involving remote computers, remote computer can be with
Pass through the network of any kind --- it is connected to subscriber computer including local area network (LAN) or wide area network (WAN)-, alternatively, can
To be connected to outer computer (such as connecting using ISP by internet).
The present invention is based on " meeting state VI in state key research and development plan " the atmosphere pollution origin cause of formation and control technology research "
Standard emission of diesel engine control key technology and the system integration " (project number: 2017YFC0211100) this project and mention
Out.Above description is only presently preferred embodiments of the present invention and the explanation to institute's application technology principle.Those skilled in the art
It should be appreciated that invention scope involved in the present invention, however it is not limited to technical side made of the specific combination of above-mentioned technical characteristic
Case, while should also cover in the case where not departing from foregoing invention design, appointed by above-mentioned technical characteristic or its equivalent feature
Other technical solutions of meaning combination and formation.Such as (but being not limited to) invented in features described above and the present invention has similar functions
Technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. a kind of parking method for controlling reproduction characterized by comprising
When judging that vehicle needs parking to regenerate, vehicle status parameters are obtained from engine electric-controlled unit and vehicle electrically controlling unit
With engine operating state parameter, and judge whether the vehicle status parameters and the engine operating state parameter meet
One preset condition, if so, starting parking regeneration mode；
Diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter in after-treatment system are obtained, and judges that diesel oil is urged
Change oxidator and whether the respective state parameter of diesel particulate filter meets the second preset condition, if so, continuing to execute again
It is raw.
2. the method according to claim 1, wherein whether the vehicle status parameters are for characterizing current vehicle
In halted state and can execution regeneration rear vehicle continue to drive safely；
Whether the engine behavior that engine operating state parameter is used to characterize current vehicle is normal.
3. the method according to claim 1, wherein the vehicle status parameters include accelerator open degree, clutch
State, parking brake state, gear, speed, cell voltage, fuel oil temperature, oil tank fuel surplus；
Correspondingly, vehicle status parameters the first preset condition of satisfaction includes:
Accelerator open degree is 0%；
Clutch is in non-engagement state；
Parking brake switch disconnects；
Gear is in neutral gear；
Speed is zero；
Cell voltage is in predeterminated voltage section；
Fuel oil temperature is in corresponding preset temperature section；
Oil tank fuel surplus is greater than default surplus threshold value.
4. the method according to claim 1, wherein the engine operating state parameter includes that engine turns
Speed, coolant temperature and oil temperature；
Correspondingly, engine operating state parameter the first preset condition of satisfaction includes:
Engine speed is in preset rotation speed section；
Coolant temperature and oil temperature are in corresponding preset temperature section.
5. the method according to claim 1, wherein the state parameter of diesel oil catalytic oxidation device includes diesel catalytic
The inlet temperature of oxidator；
Correspondingly, state parameter the second preset condition of satisfaction of diesel oil catalytic oxidation device includes:
The inlet temperature of diesel oil catalytic oxidation device is greater than the first preset threshold.
6. the method according to claim 1, wherein the state parameter of diesel particulate filter includes diesel particulate
The inlet temperature of filter；
Correspondingly, state parameter the second preset condition of satisfaction of diesel particulate filter includes:
The inlet temperature of diesel particulate filter is in corresponding preset temperature section.
7. method according to claim 5 or 6, which is characterized in that the method also includes:
After the inlet temperature of diesel oil catalytic oxidation device is greater than the first preset threshold, acquisition diesel particulate filter is heated default
Inlet temperature after duration；
Judge whether the inlet temperature for heating the diesel particulate filter after preset duration is greater than the second preset threshold, if it is not, then
Exit parking regeneration mode.
8. a kind of parking generation control system characterized by comprising
First obtains judgment module, for when judging that vehicle needs parking to regenerate, from engine electric-controlled unit and vehicle electrically controlling
Vehicle status parameters and engine operating state parameter are obtained in unit, and judge the vehicle status parameters and the engine
Whether running state parameter meets the first preset condition, if so, starting parking regeneration mode；
Second obtains judgment module, respective for obtaining diesel oil catalytic oxidation device and diesel particulate filter in after-treatment system
State parameter, and judge whether diesel oil catalytic oxidation device and the respective state parameter of diesel particulate filter meet the second default item
Part, if so, continuing to execute regeneration.
9. a kind of diesel vehicle, which is characterized in that the diesel vehicle includes:
Vehicle electrically controlling unit and engine electric-controlled unit, for acquiring vehicle status parameters and engine operating state parameter；
Multiple temperature sensors, for acquiring the temperature parameter at each key position of diesel vehicle after-treatment system, wherein the pass
Key position includes at least the entrance of diesel oil catalytic oxidation device and the entrance of diesel particulate filter；
Parking generation control system, engine operating state parameter, vehicle status parameters and Ge Wen for being got in judgement
When degree parameter meets preset condition, starts parking regeneration mode and execute regeneration.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The parking method for controlling reproduction as described in any in claim 1-7 is realized when execution.
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| CN201811417099.XA CN109611184A (en) | 2018-11-26 | 2018-11-26 | Parking method for controlling reproduction, system, diesel vehicle and storage medium |
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Cited By (17)
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| CN110552801A (en) * | 2019-09-25 | 2019-12-10 | 潍柴动力股份有限公司 | parking regeneration control method and device for engineering machinery |
| CN111749770A (en) * | 2020-06-29 | 2020-10-09 | 中国重汽集团济南动力有限公司 | DPF service regeneration control device and method |
| CN111749803A (en) * | 2020-05-20 | 2020-10-09 | 中国第一汽车股份有限公司 | Regeneration control method for gasoline engine particle catcher |
| CN112081648A (en) * | 2020-09-02 | 2020-12-15 | 中国第一汽车股份有限公司 | Vehicle parking regeneration method, device, equipment and storage medium |
| CN112127978A (en) * | 2020-08-19 | 2020-12-25 | 潍柴动力股份有限公司 | Method and system for regenerating particulate filter and engine |
| CN112324542A (en) * | 2020-10-23 | 2021-02-05 | 安徽江淮汽车集团股份有限公司 | GPF control method |
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| CN112412595A (en) * | 2020-12-08 | 2021-02-26 | 安徽江淮汽车集团股份有限公司 | DPF regeneration control method, control system, control terminal and storage medium |
| CN112610312A (en) * | 2020-12-08 | 2021-04-06 | 潍柴动力股份有限公司 | Vehicle speed signal detection method and device during parking regeneration and storage medium |
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| CN113606023A (en) * | 2021-08-24 | 2021-11-05 | 一汽解放汽车有限公司 | Particle trap break-in method, device, computer equipment and storage medium |
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| CN114263544A (en) * | 2021-12-28 | 2022-04-01 | 柳州柳工挖掘机有限公司 | Parking regeneration control method for engineering vehicle |
| CN114542307A (en) * | 2022-03-15 | 2022-05-27 | 上海和夏骏智科技有限公司 | DPF parking regeneration control method and system of hybrid vehicle |
| CN114542307B (en) * | 2022-03-15 | 2023-08-08 | 上海和夏骏智科技有限公司 | DPF parking regeneration control method and system for hybrid electric vehicle |
| CN114837779A (en) * | 2022-04-28 | 2022-08-02 | 郑州日产汽车有限公司 | DPF parking regeneration starting method, system, vehicle and computer readable storage medium |
| CN114837779B (en) * | 2022-04-28 | 2023-08-15 | 郑州日产汽车有限公司 | DPF parking regeneration starting method, system, vehicle and computer readable storage medium |
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