CN104234797B - For optimizing the catalyst converter method for heating and controlling of plug-in hybrid-power automobile discharge - Google Patents
For optimizing the catalyst converter method for heating and controlling of plug-in hybrid-power automobile discharge Download PDFInfo
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- CN104234797B CN104234797B CN201310243437.3A CN201310243437A CN104234797B CN 104234797 B CN104234797 B CN 104234797B CN 201310243437 A CN201310243437 A CN 201310243437A CN 104234797 B CN104234797 B CN 104234797B
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- 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 present invention relates to the catalyst converter method for heating and controlling for optimizing plug-in hybrid-power automobile discharge, and it includes step: obtaining vehicle operating parameters, described vehicle operating parameters includes ambient temperature, engine coolant temperature, downtime；Judge whether to need heatable catalytic converter according to described vehicle operating parameters, if it is determined that need heatable catalytic converter then to issue an instruction to control electromotor by control device and be operated in default rotating speed point and export the moment of torsion preset, so that catalyst converter is heated rapidly.The inventive method is used effectively to identify when to need heatable catalytic converter; and control to restart after electromotor runs to the operating point set catalyst converter heating logic accurately and in time; so that catalyst converter can be heated rapidly; such that it is able to substantially reduce the final waste gas discharge of plug-in hybrid-power automobile, contribute to realizing protection environment and energy-saving and emission-reduction.
Description
Technical field
The present invention relates to vehicle catalyst method for heating and controlling, particularly relate to a kind of for optimizing plug-in hybrid vapour
The catalyst converter method for heating and controlling of car discharge, belongs to plug-in hybrid-power automobile the Emission Optimization and controls technical field.
Background technology
Along with petering out of primary energy and going from bad to worse of environment, the oil electric mixed dynamic of energy-saving and emission-reduction excellent performance
Automobile is increasingly becoming the trend of China Automobile Industry now.In hybrid vehicle, mixed dynamic power controller (HCU) is car load control
The core component unit of system, is responsible for management and the dynamical system fault diagnosis of high and low pressure electrical system in Full Vehicle System, coordinates to send out
Dynamic power output distribution between machine management system (EMS) and electric machine controller (MCU).
Plug-in hybrid-power automobile pass through power battery pack-motor/generator unit and electromotor collaborative work, one
Aspect improves engine operating efficiency while realizing the accessible various performances of orthodox car, on the other hand utilizes outer net
The functions such as charging, idle stop, intelligent charge, regenerative braking increase continual mileage, reduce car load fuel oil consumption and electromotor
Noxious gas emission.The power assembly structure of plug-in hybrid becomes increasingly complex, its can be operated in pure electricity, series connection,
In parallel, electromotor drives isotype so that system configuration is more flexible.Therefore, compared with orthodox car, make full use of plug-in
The characteristic of hybrid vehicle optimizes the computer heating control process of vehicle catalyst, so that its firing rate is the soonest, subtract as far as possible
The final waste gas discharge of few plug-in hybrid-power automobile is the problem that industry needs research and development badly.
Summary of the invention
In view of this, present invention is primarily intended to provide a kind of catalysis for optimizing plug-in hybrid-power automobile discharge
Device method for heating and controlling, in order to solve the above-mentioned problems in the prior art and otherwise problem.
In order to realize above-mentioned goal of the invention, present invention employs techniques below scheme:
A kind of catalyst converter method for heating and controlling for optimizing plug-in hybrid-power automobile discharge, described catalyst converter heats
Control method includes step:
Obtaining vehicle operating parameters, described vehicle operating parameters includes vehicle mounted dynamic battery electricity, ambient temperature, electromotor
Coolant water temperature, machine oil oil temperature, downtime；And
Judge that following condition is the most all set up according to described vehicle operating parameters: if all set up, it is determined that need heating
Catalyst converter；Otherwise, it is not necessary to heatable catalytic converter:
A. electromotor has been turned on；
B. vehicle mounted dynamic battery electricity is less than predetermined threshold level；
C. engine coolant temperature, machine oil oil temperature, ambient temperature are all in its respective preset range；
D. the current power request of driver is less than preset value；
If it is determined that need heatable catalytic converter, then issue an instruction to control electromotor by control device and be operated in default
The moment of torsion that rotating speed point and output are preset, so that catalyst converter is heated rapidly.
In the above-mentioned catalyst converter method for heating and controlling for optimizing plug-in hybrid-power automobile discharge, it is preferable that institute
Stating control device is hybrid controller HCU.
The beneficial effects of the present invention is: use this for the catalyst converter heating optimizing plug-in hybrid-power automobile discharge
Control method can effectively identify when to need heatable catalytic converter, and control electromotor runs to setting accurately and in time
Catalyst converter heating logic is restarted, so that catalyst converter can be heated rapidly, such that it is able to substantially reduce plug-in after operating point
The final waste gas discharge of formula hybrid vehicle, contributes to realizing protection environment and energy-saving and emission-reduction.
Accompanying drawing explanation
Below with reference to drawings and Examples, technical scheme is described in further detail.
Fig. 1 is one reality of catalyst converter method for heating and controlling for optimizing plug-in hybrid-power automobile discharge of the present invention
Execute the schematic flow sheet of example.
Detailed description of the invention
It should be noted that following by illustrate by way of example the present invention be used for optimize plug-in hybrid
The principle of catalyst converter method for heating and controlling, feature and the advantage of motor vehicle emission, but all of description is intended merely to
Bright, and they should not be interpreted as forming the present invention any restriction.Additionally, give in each embodiment mentioned by this paper
With any single technical characteristic described or imply or shown or implicit any single technical characteristic in the drawings,
Still can proceed combination in any between these technical characteristics (or its equivalent) or delete, thus acquisition may be not
Other embodiments more of the present invention the most directly mentioned.
The catalyst converter discharged for optimizing plug-in hybrid-power automobile schematically illustrating the present invention in FIG adds
The basic procedure of one embodiment of heat control method.
As it is shown in figure 1, in this embodiment, this catalyst converter method for heating and controlling comprises the following steps:
First, obtain vehicle operating parameters, for example, these vehicle operating parameters include vehicle mounted dynamic battery electricity,
Ambient temperature, engine coolant temperature, machine oil oil temperature, downtime；
Then, judge that following condition a is the most all set up to condition d according to acquired vehicle operating parameters: if
These conditions are all set up, then determine that and need heatable catalytic converter；Otherwise, it is no need for heatable catalytic converter:
A. electromotor has been turned on；
B. vehicle mounted dynamic battery electricity is less than predetermined threshold level；
C. engine coolant temperature, machine oil oil temperature, ambient temperature are all in its respective preset range；
D. the current power request of driver is less than preset value；
Once it is determined that need heatable catalytic converter, then just issue an instruction to control electromotor by control device, in order to make
It operates in default rotating speed point and exports the moment of torsion preset such that it is able to promptly heatable catalytic converter.So, catalyst converter is worked as
Temperature be rapidly heated rising after, can being operated in immediately in Suitable ranges to be effectively improved its transformation efficiency, entering
And realize substantially reducing the good result of the final waste gas discharge of plug-in hybrid-power automobile.
As an example, in the catalyst converter method for heating and controlling of the present invention, above-mentioned control device can use hybrid power
Controller HCU.Certainly, the present invention allows also to realize the function of above-mentioned control device by arranging special control device.
Be enumerated above specific embodiment to elaborate the present invention for optimize plug-in hybrid-power automobile discharge
Catalyst converter method for heating and controlling, these a few examples are intended for illustrating that the principle of the present invention and embodiment thereof are used, rather than to this
Bright restriction, without departing from the spirit and scope of the present invention, those of ordinary skill in the art can also make respectively
Plant deformation and improve.Therefore, the technical scheme of all equivalents all should belong to scope of the invention the every right for the present invention
Require to be limited.
Claims (2)
1. the catalyst converter method for heating and controlling being used for optimizing plug-in hybrid-power automobile discharge, it is characterised in that described
Catalyst converter method for heating and controlling includes step:
Obtaining vehicle operating parameters, described vehicle operating parameters includes vehicle mounted dynamic battery electricity, ambient temperature, engine cool
Water temperature, machine oil oil temperature, downtime；And
Judge that following condition is the most all set up according to described vehicle operating parameters: if all set up, it is determined that need heatable catalytic
Device；Otherwise, it is not necessary to heatable catalytic converter:
Electromotor has been turned on；
Vehicle mounted dynamic battery electricity is less than predetermined threshold level；
Engine coolant temperature, machine oil oil temperature, ambient temperature are all in its respective preset range；
The current power request of driver is less than preset value；
If it is determined that need heatable catalytic converter, then issue an instruction to control electromotor by control device and be operated in default rotating speed
The moment of torsion that point and output are preset, thus heatable catalytic converter rapidly.
The most according to claim 1 for optimizing the catalyst converter method for heating and controlling of plug-in hybrid-power automobile discharge, its
Being characterised by, described control device is hybrid controller HCU.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310243437.3A CN104234797B (en) | 2013-06-19 | 2013-06-19 | For optimizing the catalyst converter method for heating and controlling of plug-in hybrid-power automobile discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310243437.3A CN104234797B (en) | 2013-06-19 | 2013-06-19 | For optimizing the catalyst converter method for heating and controlling of plug-in hybrid-power automobile discharge |
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| CN104234797A CN104234797A (en) | 2014-12-24 |
| CN104234797B true CN104234797B (en) | 2016-11-16 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6729540B2 (en) * | 2017-12-18 | 2020-07-22 | トヨタ自動車株式会社 | Exhaust gas purification device for internal combustion engine |
| CN108104916B (en) * | 2017-12-21 | 2021-02-23 | 潍柴动力股份有限公司 | Electric heating control method and device |
| CN112983610B (en) * | 2019-12-12 | 2022-10-25 | 北京车和家信息技术有限公司 | Catalyst detection method and hybrid vehicle |
| CN113513397B (en) * | 2021-03-29 | 2022-09-16 | 广西玉柴机器股份有限公司 | Method for controlling thermal management system based on environmental change and engine controller |
| CN113847157B (en) * | 2021-10-26 | 2023-09-01 | 浙江吉利控股集团有限公司 | Engine control method, engine control device, vehicle and storage medium |
| CN114368379B (en) * | 2022-01-21 | 2023-06-23 | 神龙汽车有限公司 | Plug-in hybrid electric vehicle engine starting request control system and method |
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| CN102791979A (en) * | 2010-03-10 | 2012-11-21 | 丰田自动车株式会社 | Vehicle and method for electrifying catalyst device |
| WO2013076836A1 (en) * | 2011-11-24 | 2013-05-30 | トヨタ自動車株式会社 | Vehicle, and vehicle control method |
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| JP4535036B2 (en) * | 2006-07-12 | 2010-09-01 | トヨタ自動車株式会社 | Power supply system for internal combustion engine |
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| CN101678827A (en) * | 2007-05-15 | 2010-03-24 | 丰田自动车株式会社 | Vehicle and its control method |
| CN101550882A (en) * | 2008-04-03 | 2009-10-07 | 比亚迪股份有限公司 | Three-element catalyst preheating device of hybrid vehicle, method and hybrid vehicle |
| CN101865012A (en) * | 2009-04-14 | 2010-10-20 | 通用汽车环球科技运作公司 | The bleed control strategy of motor vehicle driven by mixed power |
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