CN105888796B - A kind of warm control method and device of automobile regeneration row - Google Patents
A kind of warm control method and device of automobile regeneration row Download PDFInfo
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- CN105888796B CN105888796B CN201610457771.2A CN201610457771A CN105888796B CN 105888796 B CN105888796 B CN 105888796B CN 201610457771 A CN201610457771 A CN 201610457771A CN 105888796 B CN105888796 B CN 105888796B
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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
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/10—Parameters used for exhaust control or diagnosing said parameters being related to the vehicle or its components
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The embodiment of the invention discloses a kind of automobiles to regenerate the warm control method and device of row.This method includes：Acquire the real-time measurement values of the parameter preset of automobile；Automobile, which is controlled, according to real-time measurement values enters radiating mode or holding mode；If automobile is in radiating mode and detects regeneration request, the fan full-speed operation of automobile is controlled；If automobile is in radiating mode and regeneration request is not detected or automobile is in holding mode, the fan for controlling automobile runs well；Wherein, when regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped, what engine was sent out.The embodiment of the present invention controls automobilism pattern by the real-time measurement values of parameter preset, and combine the operating status of automobilism pattern and regeneration request control fan, with in the prior art only using regeneration request as the basis for estimation of fan operating status compared with, it is avoided that the contradiction occurred between automobile row's temperature control system and automotive performance, has the advantages that accelerate automobile regeneration.
Description
Technical field
The present embodiments relate to automobile technical fields, and in particular to a kind of warm control method and device of automobile regeneration row.
Background technology
The increasingly strict emission performance to engine of national emission regulation proposes requirements at the higher level, and Europe VI regulations are the same as state four
Regulation is compared, and PM has dropped 50%.In order to meet requirement of the Europe VI regulations to PM limit values, realize that the mainstream route of Europe VI is at present
The oxidation catalyzer DOC+ particulate matter trap DPF+SCR＆ASC technologies of particulate matter, DPF technologies are a kind of particle collection skills
Art, it is by diffusion, deposition and hits particle in mechanism trap filter diesel exhaust gas, when the particulate matter of DPF trappings reaches one
When provisioning request, engine can send out initiative regeneration instruction, be sprayed into diesel oil in the exhaust pipe of engine to carry by HC spraying systems
The temperature of high exhaust gas promotes the oxidation of the charcoal particle trapped in DPF, but currently in order to ensures the fuel oil foot of HC spraying systems injection
Enough atomizations and raising burning conversion efficiency prevent catalyst inerting or the formation of dirt, have minimum rising to spray HC spraying systems
Temperature requirement, i.e. delivery temperature before engine DOC need to meet minimum spray temperature requirement.And vehicle is in actual moving process
In, it is influenced by running conditions of vehicle and environmental condition, DOC front exhausts temperature is generally at 250 DEG C hereinafter, it is difficult to meeting HC plays spray
Minimum temperature requirement is unfavorable for carrying out vehicle initiative regeneration.
During realizing the embodiment of the present invention, inventor has found the prior art in control fan running to increase DOC
Vehicle practical operation situation is not considered in the scheme of front exhaust temperature, if there is just control fan is complete by force for regeneration request order
Speed operation, vehicle performance will be impacted.Such as when engine has regeneration request, at this time vehicle be likely to be at cold district or
Water temperature is relatively low, if by force by fan full-speed operation, it will sacrifices the performance of vehicle, cannot reach the mesh for accelerating regenerative process
, and before DOC temperature have reached HC rise spray temperature when, HC spraying systems have begun to spray fuel oil into exhaust pipe at this time,
In this case control fan full-speed operation only can consumption of engine in vain power, the work for accelerating vehicle initiative regeneration cannot be played
With.
Invention content
One purpose of the embodiment of the present invention is to solve the prior art only sentencing using regeneration request as fan operating status
Disconnected foundation, the problem of causing to conflict between automobile row's temperature control system and automotive performance.
The embodiment of the present invention proposes a kind of warm control method of automobile regeneration row, including：
Acquire the real-time measurement values of the parameter preset of the automobile；
The automobile, which is controlled, according to the real-time measurement values of parameter preset enters radiating mode or holding mode；
If the automobile is in radiating mode and detects regeneration request, the fan full-speed operation of the automobile is controlled；
If the automobile is in radiating mode and regeneration request is not detected or the automobile is in holding mode,
The fan for controlling the automobile runs well；
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped,
What engine was sent out.
Preferably, the parameter preset includes：Water temperature, vehicle external environment temperature and the oxidized form of automobile cooling cycle route
Temperature before catalyst converter DOC；
Correspondingly, described that radiating mode or heat preservation mould are entered according to the real-time measurement values of the parameter preset control automobile
The step of formula, specifically includes：
Respectively by the real-time measurement values of the water temperature and default water temperature threshold value, the real-time measurement values of the environment temperature with it is pre-
If the real-time measurement values of temperature are compared with temperature before default DOC before environment temperature threshold value and the DOC, acquisition is compared
As a result；
The automobile, which is controlled, according to comparison result enters radiating mode or holding mode.
Preferably, described the step of entering radiating mode or holding mode according to the comparison result control automobile, is specific
Including：
Judge whether the real-time measurement values of the water temperature are more than or equal to the default water temperature threshold value and institute according to comparison result
Whether the real-time measurement values for stating environment temperature are more than or equal to the real-time survey of temperature before the default environment temperature threshold value and the DOC
Whether magnitude, which is less than default HC, is played spray temperature threshold, if so, controlling the automobile enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
Preferably, if the automobile is in radiating mode and detects regeneration request, the fan of the automobile is controlled
The step of full-speed operation, specifically includes：
If the automobile is in radiating mode and detects regeneration request, first control signal is generated；
The first control signal is sent to the fan of the automobile, so that the fan of the automobile is according to described first
Signal is controlled to operate with target gear.
Preferably, if the automobile is in radiating mode and detects regeneration request, the fan of the automobile is controlled
The step of full-speed operation, specifically includes：
If the automobile is in radiating mode and detects regeneration request, second control signal is generated；
The second control signal is sent to the fan of the automobile, so that the fan of the automobile is according to described second
Signal is controlled to operate with target PWM electromagnetism valve openings.
The real-time measurement values control that the warm control method of a kind of automobile regeneration row that the embodiment of the present invention proposes passes through parameter preset
Automobilism pattern processed, and combine the operating status of automobilism pattern and regeneration request control fan, and in the prior art only
It is compared using the basis for estimation of regeneration request as fan operating status, is avoided that and occurs between automobile row's temperature control system and automotive performance
Contradiction, have the advantages that accelerate automobile regeneration.
The embodiment of the present invention proposes a kind of automobile regeneration row's temperature control device, including：
Data acquisition module, the real-time measurement values of the parameter preset for acquiring the automobile；
Mode control module, for according to the real-time measurement values of parameter preset control the automobile enter radiating mode or
Holding mode；
First processing module controls the vapour if being in radiating mode for the automobile and detecting regeneration request
The fan full-speed operation of vehicle；
Second processing module, if being in radiating mode for the automobile and regeneration request or the vapour being not detected
Vehicle is in holding mode, then the fan for controlling the automobile runs well；
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped,
What engine was sent out.
Preferably, the parameter preset includes：Water temperature, vehicle external environment temperature and the oxidized form of automobile cooling cycle route
Temperature before catalyst converter DOC；
Correspondingly, the mode control module is specifically used for respectively by the real-time measurement values of the water temperature and default water temperature
The real-time measurement values of threshold value, the real-time measurement values of the environment temperature and temperature before default environment temperature threshold value and the DOC
It is compared with temperature before default DOC, obtains comparison result；According to comparison result control the automobile enter radiating mode or
Holding mode.
Preferably, the mode control module, specifically for judging the real-time measurement values of the water temperature according to comparison result
Whether the real-time measurement values for whether being more than or equal to the default water temperature threshold value and the environment temperature are more than or equal to the default ring
Whether the real-time measurement values of temperature are less than default HC and play spray temperature thresholds before border temperature threshold and the DOC, if so, control institute
It states automobile and enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
Preferably, the first processing module, if being in radiating mode specifically for the automobile and detecting that regeneration is asked
It asks, then generates first control signal；The first control signal is sent to the fan of the automobile, so that the wind of the automobile
Fan is operated according to the first control signal with target gear.
Preferably, the first processing module, if being in radiating mode specifically for the automobile and detecting that regeneration is asked
It asks, then generates second control signal；The second control signal is sent to the fan of the automobile, so that the wind of the automobile
Fan is operated according to the second control signal with target PWM electromagnetism valve openings.
A kind of automobile regeneration row's real-time measurement values control of the temperature control device by parameter preset that the embodiment of the present invention proposes
Automobilism pattern processed, and combine the operating status of automobilism pattern and regeneration request control fan, and in the prior art only
It is compared using the basis for estimation of regeneration request as fan operating status, is avoided that and occurs between automobile row's temperature control system and automotive performance
Contradiction, have the advantages that accelerate automobile regeneration.
Description of the drawings
The features and advantages of the present invention can be more clearly understood by reference to attached drawing, attached drawing is schematically without that should manage
Solution is carries out any restrictions to the present invention, in the accompanying drawings：
Fig. 1 shows the flow diagram for the warm control method of automobile regeneration row that one embodiment of the invention provides；
Fig. 2 shows the flow diagrams for the warm control method of automobile regeneration row that another embodiment of the present invention provides；
Fig. 3 shows the flow diagram for automobile regeneration row's temperature control device that one embodiment of the invention provides.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work, shall fall within the protection scope of the present invention.
Fig. 1 shows the flow diagram for the warm control method of automobile regeneration row that one embodiment of the invention provides, referring to figure
1, the warm control method of automobile regeneration row, including：
110, the real-time measurement values of the parameter preset of the automobile are acquired；
It should be noted that there are many ways to acquiring above-mentioned real-time measurement values, for example：It can be by predeterminated position
The mode of sensor or data collector is set, detects the measured value of parameter preset in real time；
It will be appreciated that for different parameters, the installation position of sensor or data collector may be different, specifically
Position depends on the circumstances.
120, it controls the automobile according to the real-time measurement values of parameter preset and enters radiating mode or holding mode；
It should be noted that the present embodiment needs to be radiating mode and heat preservation by automobilism mode division according to automobile
Pattern, as its name suggests, radiating mode are that automobile needs the pattern to radiate, and holding mode, which is automobile, need not sweep heat, maintain
Pattern normally；
In addition, the influence factor of both of which is the parameter preset in step 110, therefore, the present embodiment is both of which
It has been respectively configured different with the relevant condition of parameter preset；
It will be appreciated that after collecting real-time measurement values, judge that real-time measurement values meet the condition of which kind of pattern configurations,
If meeting radiating mode, controls automobile and enter radiating mode；If meeting holding mode, controls automobile and enter holding mode.
If 130, the automobile is in radiating mode and detects regeneration request, the fan for controlling the automobile is transported at full speed
Turn；
It should be noted that according to the condition for the both of which being arranged in above-mentioned steps 120, if the default ginseng at current time
Several measured values meets radiating mode, then illustrates that automobile radiates；If further being detected again in radiating mode
Raw request, then control the fan full-speed operation of the automobile；
It will be appreciated that compared with the prior art is only in accordance with the scheme whether there is or not regeneration request, can avoid automotive performance not by
It influences.
If 140, the automobile is in radiating mode and regeneration request or the automobile is not detected in heat preservation mould
Formula, the then fan for controlling the automobile run well；
It should be noted that according to the condition for the both of which being arranged in above-mentioned steps 120, if the default ginseng at current time
Several measured values meets holding mode, then illustrates that automobile need not radiate；Therefore the fan for controlling the automobile is normally transported
Turn；
In addition, occurring occurring the case where influencing automotive performance in order to prevent, it is in radiating mode in automobile and is not detected
When regeneration request, fan still runs well；
If it will be appreciated that due to local environment influence (such as：Vehicle external environment is in cold district) automobile do not need
Radiating treatment is carried out, even if automobile is in radiating mode, if by force by fan full-speed operation, it will sacrifice the performance of automobile, no
It can achieve the purpose that accelerate regenerative process.
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped,
What engine was sent out.
It should be noted that the present embodiment can be realized by way of function module is separately provided, at this point, by individually setting
The function module detection regeneration request set；
In addition, the present embodiment can also be realized by way of increasing control logic in ECU.
The present embodiment controls automobilism pattern by the real-time measurement values of parameter preset, and combine automobilism pattern and
Regeneration request controls the operating status of fan, and in the prior art only using regeneration request as the basis for estimation of fan operating status
It compares, is avoided that the contradiction occurred between automobile row's temperature control system and automotive performance, have the advantages that accelerate automobile regeneration.
In the present embodiment, the parameter preset includes：Water temperature, vehicle external environment temperature and the oxygen of automobile cooling cycle route
Temperature before change type catalyst converter DOC；
It should be noted that influencing to judge that the factor of automobilism pattern includes but not limited to above-mentioned parameter；
Do not have correspondingly, step 120 specifically includes：
Respectively by the real-time measurement values of the water temperature and default water temperature threshold value, the real-time measurement values of the environment temperature with it is pre-
If the real-time measurement values of temperature are compared with temperature before default DOC before environment temperature threshold value and the DOC, acquisition is compared
As a result；
It should be noted that above-mentioned preset value before manufacture to be prestored into relevant device.
The automobile is controlled according to comparison result and enters radiating mode or holding mode, specifically：
Judge whether the real-time measurement values of the water temperature are more than or equal to the default water temperature threshold value and institute according to comparison result
Whether the real-time measurement values for stating environment temperature are more than or equal to the real-time survey of temperature before the default environment temperature threshold value and the DOC
Whether magnitude, which is less than default HC, is played spray temperature threshold, if so, controlling the automobile enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
It requires while meeting as it can be seen that the condition of control car radiation pattern is above-mentioned three kinds, and remove three kinds and require simultaneously
The case where except the case where meeting is the condition of message pattern.
In a possible embodiments, the implementation method of step 130 specifically includes：
If the automobile is in radiating mode and detects regeneration request, first control signal is generated；
The first control signal is sent to the fan of the automobile, so that the fan of the automobile is according to described first
Signal is controlled to operate with target gear.
In another possible embodiments, the implementation method of step 130 specifically includes：
If the automobile is in radiating mode and detects regeneration request, second control signal is generated；
The second control signal is sent to the fan of the automobile, so that the fan of the automobile is according to described second
Signal is controlled to operate with target PWM electromagnetism valve openings.
The flow diagram for arranging warm control method is regenerated Fig. 2 shows the automobile that another embodiment of the present invention provides, below
The principle of the present invention, process are described in detail with reference to Fig. 2：
Vehicle operational mode is divided into two kinds of operational modes of holding mode and radiating mode, water temperature is arranged according to actual demand
Threshold value, environment temperature threshold value and HC play spray temperature threshold, wherein above-mentioned threshold value is the setting value in Fig. 2.
In car running process, the water temperature of ECU actual measurements and water temperature setting value, actual measurement environment temperature and environment temperature are set
Temperature plays spray desired temperatures with HC and is compared before definite value and DOC, when vehicle actual water temperature is more than or equal to water temperature setting value, and
It is more than environment temperature setting value that environment temperature sensor, which surveys environment temperature, while temperature is less than HC spray temperature settings before DOC
When value, vehicle radiating mode is entered by the automatically controlled logical operations of ECU, if also while meeting engine other carded slivers again at this time
Part then controls fan by ECU control units and operates (target gear or target PWM herein with target gear or target PWM apertures
Aperture is respectively most high-grade, electric-controlled silicon oil clutch fan the maximum PWM apertures of the fast fan of electromagnetism three), ensure under this state
Fan full-speed operation.
If temperature cannot meet respective setting value simultaneously before water temperature, environment temperature, DOC, vehicle enters holding mode,
Even if meeting engine other regeneration conditions at this time, electrical control electric fan also exports fan control only according to the normal control logic of fan
State does not force fan full-speed operation.When temperature is satisfied by setting value before water temperature, environment temperature, DOC, if started at this time
Other regeneration conditions of machine are unsatisfactory for, and electrical control electric fan is operated still according to normal control logic, ensure that vehicle performance is unaffected.
For method embodiment, for simple description, therefore it is all expressed as a series of combination of actions, but ability
Field technique personnel should know that embodiment of the present invention is not limited by the described action sequence, because according to the present invention
Embodiment, certain steps can be performed in other orders or simultaneously.Next, those skilled in the art should also know that,
Embodiment described in this description belongs to preferred embodiment, involved action embodiment party not necessarily of the present invention
Necessary to formula.
Fig. 3 shows the flow diagram for automobile regeneration row's temperature control device that one embodiment of the invention provides, with reference to figure
3, automobile regeneration row's temperature control device, including：
Data acquisition module 31, the real-time measurement values of the parameter preset for acquiring the automobile；
Mode control module 32, for according to the real-time measurement values of parameter preset control the automobile enter radiating mode or
Person's holding mode；
First processing module 33, if being in radiating mode for the automobile and detecting regeneration request, described in control
The fan full-speed operation of automobile；
Second processing module 34, if being in radiating mode for the automobile and regeneration request or described being not detected
Automobile is in holding mode, then the fan for controlling the automobile runs well；
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped,
What engine was sent out.
It should be noted that by the way that the devices such as sensor or data collector, data acquisition module is arranged in precalculated position
The real-time measurement values of the parameter preset of the 31 acquisition automobiles, and measured collected to being sent to mode control module 32；
Mode control module 32 is according to the Rule of judgment of preset value, and in conjunction with the value of the parameter preset actually measured, judgement is known and be controlled
Automobile processed enters which kind of pattern in radiating mode and holding mode, and operational mode is sent to first processing module 33 and
Two processing modules 34；If first processing module 33 detects that automobile is in radiating mode and detects regeneration request, institute is controlled
State the fan full-speed operation of automobile；If Second processing module 34 detects that automobile is in radiating mode and regeneration is not detected and asks
It asks or automobile is in holding mode, then the fan for controlling the automobile runs well.
The present embodiment controls automobilism pattern by the real-time measurement values of parameter preset, and combine automobilism pattern and
Regeneration request controls the operating status of fan, and in the prior art only using regeneration request as the basis for estimation of fan operating status
It compares, is avoided that the contradiction occurred between automobile row's temperature control system and automotive performance, have the advantages that accelerate automobile regeneration.
In the present embodiment, the parameter preset includes：Water temperature, vehicle external environment temperature and the oxygen of automobile cooling cycle route
Temperature before change type catalyst converter DOC；
Correspondingly, the mode control module 32 is specifically used for respectively by the real-time measurement values of the water temperature and default water temperature
The real-time measurement values of threshold value, the real-time measurement values of the environment temperature and temperature before default environment temperature threshold value and the DOC
It is compared with temperature before default DOC, obtains comparison result；
The automobile is controlled according to comparison result and enters radiating mode or holding mode, specifically：According to comparison result
Judge whether the real-time measurement values of the water temperature are more than or equal to the real-time measurement of the default water temperature threshold value and the environment temperature
Whether the real-time measurement values for being worth temperature before whether being more than or equal to the default environment temperature threshold value and the DOC are less than default HC
Temperature threshold is sprayed, if so, controlling the automobile enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
In a possible embodiments, if first processing module 33 is in radiating mode specifically for the automobile and detects
Regeneration request then generates first control signal；The first control signal is sent to the fan of the automobile, so that the vapour
The fan of vehicle is operated according to the first control signal with target gear.
In another possible embodiments, if first processing module 33 is in radiating mode and detection specifically for the automobile
To regeneration request, then second control signal is generated；The second control signal is sent to the fan of the automobile, so that described
The fan of automobile is operated according to the second control signal with target PWM electromagnetism valve openings.
In conclusion the present invention can be in vehicle normal driving process, by comparing warm before water temperature, environment temperature, DOC
The magnitude relationship of degree and respective setting value, realizes the judgement of automobilism pattern, while considering that other regeneration conditions of engine are
No satisfaction realizes that control electrical control electric fan full-speed operation improves to increase the power consumption of fan when vehicle initiative regeneration
Row's temperature before vehicle DOC is accelerated to realize initiative regeneration process, shortens the vehicle recovery time.Meanwhile when water temperature is relatively low, environment
Temperature is relatively low, temperature meets HC injection temperations setting value before DOC or when engine need not regenerate, control electrical control electric fan is according to just
Normal control logic operation, ensures that the performance of vehicle is unaffected.
For device embodiments, since it is substantially similar to method embodiment, so description is fairly simple,
Related place illustrates referring to the part of method embodiment.
It should be noted that in all parts of the device of the invention, according to the function that it to be realized to therein
Component has carried out logical partitioning, and still, the present invention is not only restricted to this, all parts can be repartitioned as needed or
Person combines.
The all parts embodiment of the present invention can be with hardware realization, or to transport on one or more processors
Capable software module is realized, or is realized with combination thereof.In the present apparatus, PC is by realizing internet to equipment or device
The step of remote control, accurately control device or device each operate.The present invention is also implemented as executing here
Some or all equipment or program of device of described method are (for example, computer program and computer program production
Product).The program of the present invention, which is achieved, may be stored on the computer-readable medium, and the file or document tool that program generates
Having can be statistical, generates data report and cpk reports etc., and batch testing can be carried out to power amplifier and is counted.On it should be noted that
Stating embodiment, the present invention will be described rather than limits the invention, and those skilled in the art are not departing from
Replacement embodiment can be designed in the case of attached the scope of the claims.It in the claims, should not will be between bracket
Any reference mark be configured to limitations on claims.Word "comprising" does not exclude the presence of member not listed in the claims
Part or step.Word "a" or "an" before element does not exclude the presence of multiple such elements.The present invention can borrow
Help include the hardware of several different elements and be realized by means of properly programmed computer.If listing equipment for drying
Unit claim in, several in these devices can be embodied by the same hardware branch.Word first,
Second and the use of third etc. do not indicate that any sequence.These words can be construed to title.
Although the embodiments of the invention are described in conjunction with the attached drawings, but those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (10)
1. a kind of warm control method of automobile regeneration row, which is characterized in that including：
Acquire the real-time measurement values of the parameter preset of the automobile；
The automobile, which is controlled, according to the real-time measurement values of parameter preset enters radiating mode or holding mode；
If the automobile is in radiating mode and detects regeneration request, the fan full-speed operation of the automobile is controlled；
If the automobile is in radiating mode and regeneration request is not detected or the automobile is in holding mode, control
The fan of the automobile runs well；
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped, start
What machine was sent out；
The regeneration request is that the electronic control unit ECU of automobile detects that the temperature of predeterminated position exceeds default normal temperature model
It is generated when enclosing.
2. according to the method described in claim 1, it is characterized in that, the parameter preset includes：Automobile cooling cycle route
Temperature before water temperature, vehicle external environment temperature and oxidation catalyst DOC；
Correspondingly, the real-time measurement values according to parameter preset control the automobile and enter radiating mode or holding mode
Step specifically includes：
Respectively by the real-time measurement values of the water temperature and default water temperature threshold value, the real-time measurement values of the environment temperature and default ring
The real-time measurement values of temperature are compared with temperature before default DOC before border temperature threshold and the DOC, obtain comparison result；
The automobile, which is controlled, according to comparison result enters radiating mode or holding mode.
3. according to the method described in claim 2, it is characterized in that, described enter heat dissipation according to the comparison result control automobile
The step of pattern or holding mode, specifically includes：
Judge whether the real-time measurement values of the water temperature are more than or equal to the default water temperature threshold value and the ring according to comparison result
Whether the real-time measurement values of border temperature are more than or equal to the real-time measurement values of temperature before the default environment temperature threshold value and the DOC
Whether it is less than default HC and plays spray temperature threshold, if so, controlling the automobile enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
4. according to claim 1-3 any one of them methods, which is characterized in that if the automobile be in radiating mode and
Detect regeneration request, the step of fan full-speed operation for controlling the automobile specifically includes：
If the automobile is in radiating mode and detects regeneration request, first control signal is generated；
The first control signal is sent to the fan of the automobile, so that the fan of the automobile is controlled according to described first
Signal is operated with target gear.
5. according to claim 1-3 any one of them methods, which is characterized in that if the automobile be in radiating mode and
Detect regeneration request, the step of fan full-speed operation for controlling the automobile specifically includes：
If the automobile is in radiating mode and detects regeneration request, second control signal is generated；
The second control signal is sent to the fan of the automobile, so that the fan of the automobile is controlled according to described second
Signal is operated with target PWM electromagnetism valve openings.
6. a kind of automobile regeneration row's temperature control device, which is characterized in that including：
Data acquisition module, the real-time measurement values of the parameter preset for acquiring the automobile；
Mode control module enters radiating mode or heat preservation for controlling the automobile according to the real-time measurement values of parameter preset
Pattern；
First processing module controls the automobile if being in radiating mode for the automobile and detecting regeneration request
Fan full-speed operation；
Second processing module, if being in radiating mode for the automobile and being not detected at regeneration request or the automobile
In holding mode, then the fan for controlling the automobile runs well；
Wherein, when the regeneration request is the weight arrival predetermined threshold value for the particulate matter that particulate matter trap DPF is trapped, start
What machine was sent out.
7. device according to claim 6, which is characterized in that the parameter preset includes：Automobile cooling cycle route
Temperature before water temperature, vehicle external environment temperature and oxidation catalyst DOC；
Correspondingly, the mode control module, be specifically used for respectively by the real-time measurement values of the water temperature and default water temperature threshold value,
Before the real-time measurement values of the environment temperature and default environment temperature threshold value and the DOC real-time measurement values of temperature with it is pre-
If temperature is compared before DOC, comparison result is obtained；The automobile, which is controlled, according to comparison result enters radiating mode or heat preservation
Pattern.
8. device according to claim 7, which is characterized in that the mode control module, specifically for according to compare knot
Fruit judges whether the real-time measurement values of the water temperature are more than or equal to the real-time survey of the default water temperature threshold value and the environment temperature
Whether the real-time measurement values whether magnitude is more than or equal to temperature before the default environment temperature threshold value and the DOC are less than default HC
Spray temperature threshold is played, if so, controlling the automobile enters the radiating mode；
If it is not, then controlling the automobile enters the holding mode.
9. according to claim 6-8 any one of them devices, which is characterized in that the first processing module, if specifically for
The automobile is in radiating mode and detects regeneration request, then generates first control signal；The first control signal is sent out
It send to the fan of the automobile, so that the fan of the automobile is operated according to the first control signal with target gear.
10. according to claim 6-8 any one of them devices, which is characterized in that the first processing module, if specifically for
The automobile is in radiating mode and detects regeneration request, then generates second control signal；The second control signal is sent out
Send to the fan of the automobile so that the fan of the automobile according to the second control signal with target PWM electromagnetism valve openings
Operating.
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| CN109595069B (en) * | 2018-12-03 | 2020-06-26 | 潍柴动力股份有限公司 | Device and method for improving DOC regeneration efficiency |
| CN110985166B (en) * | 2019-12-11 | 2021-03-16 | 潍柴动力股份有限公司 | Ash removal method and device |
| CN113417718B (en) * | 2021-06-10 | 2022-11-29 | 潍柴动力股份有限公司 | Particle catcher cleaning device |
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| DE102010043084A1 (en) * | 2010-10-28 | 2012-05-03 | Bayerische Motoren Werke Aktiengesellschaft | Method for adjusting rotational speed of radiator fan in motor vehicle exposed to wind flow, involves controlling rotational speed of radiator fan to predetermined speed by motoring operation of drive motor |
| CN104033213A (en) * | 2013-03-07 | 2014-09-10 | 斗山工程机械（中国）有限公司 | Engineering machinery and DPF regeneration system thereof |
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| JP5671786B2 (en) * | 2009-05-29 | 2015-02-18 | いすゞ自動車株式会社 | Exhaust purification device |
| JP2011247182A (en) * | 2010-05-27 | 2011-12-08 | Hitachi Constr Mach Co Ltd | Working machine |
| KR20140137499A (en) * | 2013-05-22 | 2014-12-03 | 현대중공업 주식회사 | Active regeneration DPF system of construction machinery and method of the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102010043084A1 (en) * | 2010-10-28 | 2012-05-03 | Bayerische Motoren Werke Aktiengesellschaft | Method for adjusting rotational speed of radiator fan in motor vehicle exposed to wind flow, involves controlling rotational speed of radiator fan to predetermined speed by motoring operation of drive motor |
| CN104033213A (en) * | 2013-03-07 | 2014-09-10 | 斗山工程机械（中国）有限公司 | Engineering machinery and DPF regeneration system thereof |
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