CN108167095B - A kind of internal combustion engine cold start-up gas-circulating system and automobile - Google Patents
A kind of internal combustion engine cold start-up gas-circulating system and automobile Download PDFInfo
- Publication number
- CN108167095B CN108167095B CN201611114486.7A CN201611114486A CN108167095B CN 108167095 B CN108167095 B CN 108167095B CN 201611114486 A CN201611114486 A CN 201611114486A CN 108167095 B CN108167095 B CN 108167095B
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- air inlet
- combustion chamber
- connecting pipe
- gas
- catalyst
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/011—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more purifying devices arranged in parallel
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M31/00—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture
- F02M31/02—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating
- F02M31/04—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating combustion-air or fuel-air mixture
- F02M31/06—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating combustion-air or fuel-air mixture by hot gases, e.g. by mixing cold and hot air
- F02M31/08—Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating combustion-air or fuel-air mixture by hot gases, e.g. by mixing cold and hot air the gases being exhaust gases
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The present invention provides a kind of internal combustion engine cold start-up gas-circulating system and automobiles, wherein, the internal combustion engine cold start-up gas-circulating system includes: primary air inlet, the main air inlet pressure stabilizing cavity being connected with the primary air inlet, the main air inlet pressure stabilizing cavity is connected by the first connecting pipe with the admission line of combustion chamber, the exhaust pipe of the combustion chamber is connected by the second connecting pipe with primary catalyst, is provided with main vent on the primary catalyst；Extra-air inlet, the secondary air inlet pressure stabilizing cavity being connected with the extra-air inlet are provided with secondary catalyst converter in the pair air inlet pressure stabilizing cavity, and the pair air inlet pressure stabilizing cavity is connected by third connecting pipe with the admission line of combustion chamber.Internal combustion engine cold start-up gas-circulating system provided by the present invention and automobile improve cold-start phase intake air temperature so as to improve fuel atomization effect, reduce atmosphere pollution caused by emission.
Description
Technical field
The present invention relates to automotive field, in particular to a kind of internal combustion engine cold start-up gas-circulating system and automobile.
Background technique
As national legislation limits Engine Exhaust Emission object gradually harsh, need to take relevant art means substantially
It is horizontal that degree reduces exhaust emission.Gasoline engine, since cylinder and burning room temperature are low, leads to fuel oil in cold-start phase
Drop atomizing effect is poor, not sufficiently combusted compared with multiple fuel so as to cause having in this stage, cause hydrocarbon, carbon monoxide with
And it is granular material discharged horizontal high.It is low in cold-start phase catalyst temperature, it can not be right before catalyst is not up to initiation temperature
Tail gas is effectively catalyzed, and how the catalysis initiation temperature of catalyst improves cold-start phase combustion generally at 350 DEG C or so
The tail gas that the efficiency of mist of oil and how designing allows cold-start phase to generate passes through after catalyst temperature reaches initiation temperature
It is the key factor that engine emission is effectively reduced that catalyst, which carries out effectively catalysis,.
Summary of the invention
The present invention provides a kind of internal combustion engine cold start-up gas-circulating system and automobiles, and its purpose is to solve to be cold-started
The problem of tail gas that stage generates causes atmosphere pollution.
In order to achieve the above object, the embodiment provides a kind of internal combustion engines to be cold-started gas-circulating system, packet
It includes:
Primary air inlet, the main air inlet pressure stabilizing cavity being connected with the primary air inlet, the main air inlet pressure stabilizing cavity pass through first
Connecting pipe is connected with the admission line of combustion chamber, and the exhaust pipe of the combustion chamber passes through the second connecting pipe and main catalytic
Device is connected, and is provided with main vent on the primary catalyst；
Extra-air inlet, the secondary air inlet pressure stabilizing cavity being connected with the extra-air inlet are provided in the pair air inlet pressure stabilizing cavity
Secondary catalyst converter, the pair air inlet pressure stabilizing cavity are connected by third connecting pipe with the admission line of combustion chamber, the combustion chamber
Exhaust pipe be connected by the 4th connecting pipe with the secondary catalyst converter in the secondary air inlet pressure stabilizing cavity, on the pair catalyst converter
It is provided with the 5th connecting pipe, the pair catalyst converter is connected by the 5th connecting pipe with the primary catalyst.
Wherein, cylinder is provided in the combustion chamber, the cylinder in the combustion chamber by moving back and forth control institute
It is into or out to state the indoor gas of burning.
Wherein, the inner wall of the primary catalyst is coated with three-way catalyst.
Wherein, the secondary catalyst converter is set as foamed aluminium tubular structure, and the inner wall of the secondary catalyst converter is coated with ternary
Catalyst.
Wherein, the junction of the secondary catalyst converter and the 5th connecting pipe is provided with throat structure.
Wherein, the air inlet pipe road junction of the combustion chamber is provided with first choice switch, and the first choice switch is described
It is in first state when first connecting pipe is connected with the admission line of the combustion chamber, first choice switch is described the
It is in the second state when three connecting pipes are connected with the admission line of the combustion chamber.
Wherein, the exhaust pipe road junction of the combustion chamber is provided with the second selection switch, and the second selection switch is described
It is in the third state when exhaust pipe of combustion chamber is connected with second connecting pipe, the second selection switch is in the combustion
In the 4th state when the exhaust pipe of burning room is connected with the 4th connecting pipe.
The embodiments of the present invention also provide a kind of automobiles, follow including the cold start-up gas of internal combustion engine described in above-described embodiment
Loop system.
Above scheme of the invention has the beneficial effect that:
Internal combustion engine described in the above embodiment of the present invention be cold-started gas-circulating system and automobile by exhaust bypass and
Valve gear is shunted, the exhaust gas of cold-start phase generation is extended by the time of catalyst, is filled to guarantee that catalyst can have
The time of foot is preheating to initiation temperature, to realize effective catalysis to cold start-up tail gas；It is improved by increasing exhaust back pressure
The internal egr amount of cold-start phase engine increases intake air temperature in cylinder and improves discharge.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that internal combustion engine of the invention is cold-started gas-circulating system.
[description of symbols]
1- primary air inlet；The main air inlet pressure stabilizing cavity of 2-；The first connecting pipe of 3-；The combustion chamber 4-；5- admission line；6- exhaust pipe
Road；The second connecting pipe of 7-；8- primary catalyst；9- main vent；10- extra-air inlet；11- pair air inlet pressure stabilizing cavity；The catalysis of 12- pair
Device；13- third connecting pipe；The 4th connecting pipe of 14-；The 5th connecting pipe of 15-；16- cylinder；17- throat structure；18-
One selection switch；The selection switch of 19- second.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The present invention provides a kind of internal combustion aiming at the problem that tail gas that existing cold-start phase generates causes atmosphere pollution
Machine is cold-started gas-circulating system and automobile.
As shown in Figure 1, the embodiment provides a kind of internal combustion engines to be cold-started gas-circulating system, comprising: it is main into
Port 1, the main air inlet pressure stabilizing cavity 2 being connected with the primary air inlet 1, the main air inlet pressure stabilizing cavity 2 pass through the first connecting pipe 3
It is connected with the admission line 5 of combustion chamber 4, the exhaust pipe 6 of the combustion chamber 4 passes through the second connecting pipe 7 and primary catalyst 8
It is connected, is provided with main vent 9 on the primary catalyst 8；Extra-air inlet 10, be connected with the extra-air inlet 10 it is secondary into
Gas pressure stabilizing cavity 11 is provided with secondary catalyst converter 12 in the pair air inlet pressure stabilizing cavity 11, and the pair air inlet pressure stabilizing cavity 11 passes through third company
Adapter tube road 13 is connected with the admission line 5 of combustion chamber 4, the exhaust pipe 6 of the combustion chamber 4 by the 4th connecting pipe 14 with
Secondary catalyst converter 12 in the pair air inlet pressure stabilizing cavity 11 is connected, and is provided with the 5th connecting pipe 15 on the pair catalyst converter 12,
The pair catalyst converter 12 is connected by the 5th connecting pipe 15 with the primary catalyst 8.
It includes cold start-up air inlet circulation pipe that internal combustion engine described in the above embodiment of the present invention, which is cold-started gas-circulating system,
Road and warming-up air inlet circulation line；The internal combustion engine cold start-up gas-circulating system switches to cold open in engine cold-start
Dynamic air inlet circulation line, surrounding air enter secondary air inlet pressure stabilizing cavity 11, collection in the pair air inlet pressure stabilizing cavity 11 from extra-air inlet 10
At there is secondary catalyst converter 12, surrounding air enters the combustion chamber 4, the second selection switch by the third connecting pipe 13
19 be in the 4th state, and the tail gas for being cold-started generation enters secondary catalyst converter 12, secondary catalyst converter 12 by the 4th connecting pipe 14
Outlet is equipped with throat structure 17, increases the pressure of gas in inhibition device, so that gas temperature therein be made to increase, is rapidly reached
The initiation temperature of three-way catalyst generates preferable catalytic effect to tail gas, is then entered by the 5th connecting pipe 15
To the primary catalyst 8, it is discharged by the main vent 9；The exhaust gas for extending cold-start phase generation passes through catalyst
Time, to guarantee that catalyst can have the sufficient time to be preheating to initiation temperature, to realize to the effective of cold start-up tail gas
Catalysis；After cold start-up, under high load working condition, the internal combustion engine cold start-up gas-circulating system switches to warming-up air inlet circulation
Pipeline, surrounding air enter the main air inlet pressure stabilizing cavity 2 from primary air inlet 1, and the first choice switch 18 is switched to the first shape
State enters the combustion chamber 4 by first connecting pipe 3, and the second selection switch 19 is in the third state, warm up cycle
Tail gas the primary catalyst 8 is entered by second connecting pipe 7, internal combustion engine cold start-up gas cyclic system is discharged
System.
Wherein, cylinder 16 is provided in the combustion chamber 4, the cylinder 16 in the combustion chamber 4 by moving back and forth
The gas controlled in the combustion chamber 4 is into or out.
It includes combustion chamber 4, the burning that internal combustion engine described in the above embodiment of the present invention, which is cold-started gas-circulating system,
Cylinder 16 is provided in room 4, the gas in the combustion chamber 4 moves back and forth control by the cylinder 16 in the combustion chamber 4
Gas processed is into or out.
Wherein, the inner wall of the primary catalyst 8 is coated with three-way catalyst.
Wherein, the secondary catalyst converter 12 is set as foamed aluminium tubular structure, and the inner wall of the secondary catalyst converter 12 is coated with
Three-way catalyst.
Pair catalyst converter 12 is integrated in secondary air inlet pressure stabilizing cavity 11 described in the above embodiment of the present invention, secondary catalyst converter 12 uses
Foamed aluminium tubulose structural matrix, inner wall coat three-way catalyst, and the tail gas for being cold-started generation is entered by cold start-up exhaust cycle
Secondary catalyst converter 12, the secondary outlet of catalyst converter 12 are equipped with throat structure 17, increase the pressure of gas in inhibition device, to make therein
Gas temperature increases, and is rapidly reached the initiation temperature of three-way catalyst, generates preferable catalytic effect to tail gas；Since pair is catalyzed
Agent device carrier is the good foamed aluminium material of thermal conductivity, and secondary pressure stabilizing is flowed through in the waste heat heating that catalytic reaction generates
The air inlet of chamber, so that intake air temperature be made to significantly improve, high temperature air inlet has good improvement to the fuel-oil atmozation of cold-start phase
Effect, to greatly improve the oil consumption and discharge of cold-start phase.
Wherein, the secondary catalyst converter 12 and the junction of the 5th connecting pipe 15 are provided with throat structure 17.
The throat structure 17 that secondary catalyst converter 12 exports described in the above embodiment of the present invention increases cold-start phase
Exhaust back pressure, to increase the internal EGR in this stage burning room 4, equally play fine heat effect to air inlet and give up
The recycling of gas also improves emission level；The exhaust flowed out from secondary catalyst converter 12 still has higher temperature, flows through main catalytic
Engine is shortened by the ignition of major catalyst after cold start-up cyclic switching to warm up cycle with heat effect to it when device 8
Time.
Wherein, 5 mouthfuls of the admission line of the combustion chamber 4 is provided with first choice switch 18, the first choice switch 18
It is in first state when first connecting pipe 3 is connected with the admission line 5 of the combustion chamber 4, the first choice is opened
Closing 18 is in the second state when the third connecting pipe 13 is connected with the admission line 5 of the combustion chamber 4.
Wherein, 6 mouthfuls of the exhaust pipe of the combustion chamber 4 is provided with the second selection switch 19, the second selection switch 19
It is in the third state when exhaust pipe 6 in the combustion chamber 4 is connected with second connecting pipe 7, second selection is opened
It closes when 19 exhaust pipe 6 in the combustion chamber 4 is connected with the 4th connecting pipe 14 in the 4th state.
Internal combustion engine described in the above embodiment of the present invention is cold-started gas-circulating system in cold-start phase and warming-up rank
Section takes different air inlet system and exhaust system, and secondary catalyst converter 12 is integrated in secondary pressure stabilizing cavity, is cold-started the secondary catalyst converter 12 of exhaust system
Using the foamed aluminium material with the strong capacity of heat transmission, bigger serface；Passed through by the heat of the tail gas of secondary catalyst converter 12
The air inlet of secondary pressure stabilizing cavity improves intake air temperature so as to improve cold-start phase fuel-oil atmozation ability, reduces discharge；Secondary catalyst converter 12
Throat structure 17 is arranged in exit, improves cold-start phase pressure at expulsion, increases the gas temperature in secondary catalyst converter 12, accelerates secondary
The light-off time of catalyst converter 12, while the internal egr amount of engine is improved, improving discharge reduces oil consumption；It is flowed from secondary catalyst converter 12
Exhaust out still has higher temperature, shortens engine by being cold-started with heat effect to it when flowing through primary catalyst 8
The light-off time of major catalyst after cyclic switching to warm up cycle；And warm-up period is recycled using warming-up intake and exhaust, prevents pair from urging
Change the problem of bring pinking tendency increases after device 12 heats air inlet.Exhaust is directly entered primary catalyst 8, prevents from being vented
The big bring high temperature scaling loss pair catalyst converter 12 of flow and thus bring high back pressure reduce engine power performance.
The embodiments of the present invention also provide a kind of automobiles, follow including the cold start-up gas of internal combustion engine described in above-described embodiment
Loop system.
Internal combustion engine described in the above embodiment of the present invention be cold-started gas-circulating system and automobile by exhaust bypass and
Valve gear is shunted, the exhaust gas of cold-start phase generation is extended by the time of catalyst, is filled to guarantee that catalyst can have
The time of foot is preheating to initiation temperature, to realize effective catalysis to cold start-up tail gas；It is improved by increasing exhaust back pressure
The internal egr amount of cold-start phase engine increases intake air temperature in cylinder and improves discharge.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of internal combustion engine is cold-started gas-circulating system characterized by comprising
Primary air inlet, the main air inlet pressure stabilizing cavity being connected with the primary air inlet, the main air inlet pressure stabilizing cavity pass through the first connection
Pipeline is connected with the admission line of combustion chamber, and the exhaust pipe of the combustion chamber passes through the second connecting pipe and primary catalyst phase
It connects, is provided with main vent on the primary catalyst；
Extra-air inlet, the secondary air inlet pressure stabilizing cavity being connected with the extra-air inlet are provided with pair in the pair air inlet pressure stabilizing cavity and urge
Change device, the pair air inlet pressure stabilizing cavity is connected by third connecting pipe with the admission line of combustion chamber, the row of the combustion chamber
Feed channel is connected by the 4th connecting pipe with the secondary catalyst converter in the secondary air inlet pressure stabilizing cavity, is arranged on the pair catalyst converter
There is the 5th connecting pipe, the pair catalyst converter is connected by the 5th connecting pipe with the primary catalyst；
The junction of the pair catalyst converter and the 5th connecting pipe is provided with throat structure；
The air inlet pipe road junction of the combustion chamber is provided with first choice switch, and the first choice switch is in first connecting tube
It is in first state when road is connected with the admission line of the combustion chamber, the first choice switch is in the third connecting pipe
It is in the second state when being connected with the admission line of the combustion chamber；
The exhaust pipe road junction of the combustion chamber is provided with the second selection switch, row of the second selection switch in the combustion chamber
It is in the third state when feed channel is connected with second connecting pipe, exhaust of the second selection switch in the combustion chamber
It is in the 4th state when pipeline is connected with the 4th connecting pipe.
2. internal combustion engine according to claim 1 is cold-started gas-circulating system, which is characterized in that be arranged in the combustion chamber
There is cylinder, the cylinder is into or out by moving back and forth the control indoor gas of burning in the combustion chamber.
3. internal combustion engine according to claim 1 is cold-started gas-circulating system, which is characterized in that the primary catalyst it is interior
Wall is coated with three-way catalyst.
4. internal combustion engine according to claim 1 is cold-started gas-circulating system, which is characterized in that the pair catalyst converter setting
Inner wall for foamed aluminium tubular structure, and the secondary catalyst converter is coated with three-way catalyst.
5. a kind of automobile, which is characterized in that including the described in any item internal combustion engine cold start-up gas circulations of such as Claims 1-4
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114486.7A CN108167095B (en) | 2016-12-07 | 2016-12-07 | A kind of internal combustion engine cold start-up gas-circulating system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611114486.7A CN108167095B (en) | 2016-12-07 | 2016-12-07 | A kind of internal combustion engine cold start-up gas-circulating system and automobile |
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| Publication Number | Publication Date |
|---|---|
| CN108167095A CN108167095A (en) | 2018-06-15 |
| CN108167095B true CN108167095B (en) | 2019-08-16 |
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| CN201611114486.7A Active CN108167095B (en) | 2016-12-07 | 2016-12-07 | A kind of internal combustion engine cold start-up gas-circulating system and automobile |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109433452B (en) * | 2018-11-07 | 2020-10-27 | 泰州禾益新材料科技有限公司 | Manufacturing equipment for coating catalyst on three-way catalytic carrier |
| CN110645105A (en) * | 2019-09-11 | 2020-01-03 | 奇瑞汽车股份有限公司 | Engine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1152133A2 (en) * | 2000-05-03 | 2001-11-07 | Audi Ag | Exhaust gas purifying apparatus |
| FR2855562A1 (en) * | 2003-06-02 | 2004-12-03 | Valeo Climatisation | Heat transfer device for use in motor vehicles power unit, has set of primary units and set of secondary units, where secondary units are integrated or replaced by one of existing components of power unit of vehicle |
| JP3648809B2 (en) * | 1995-10-30 | 2005-05-18 | 日産自動車株式会社 | Engine exhaust purification system |
| CN205532814U (en) * | 2016-01-28 | 2016-08-31 | 长城汽车股份有限公司 | Engine exhaust processing mechanism and vehicle |
| CN106032556A (en) * | 2015-03-12 | 2016-10-19 | 北京汽车动力总成有限公司 | A foam generator and a ternary catalyst carrier preparing method based on the foam generator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE1150155A1 (en) * | 2010-05-04 | 2011-11-05 | Alpraaz Ab | Exhaust system for an internal combustion engine |
-
2016
- 2016-12-07 CN CN201611114486.7A patent/CN108167095B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3648809B2 (en) * | 1995-10-30 | 2005-05-18 | 日産自動車株式会社 | Engine exhaust purification system |
| EP1152133A2 (en) * | 2000-05-03 | 2001-11-07 | Audi Ag | Exhaust gas purifying apparatus |
| FR2855562A1 (en) * | 2003-06-02 | 2004-12-03 | Valeo Climatisation | Heat transfer device for use in motor vehicles power unit, has set of primary units and set of secondary units, where secondary units are integrated or replaced by one of existing components of power unit of vehicle |
| CN106032556A (en) * | 2015-03-12 | 2016-10-19 | 北京汽车动力总成有限公司 | A foam generator and a ternary catalyst carrier preparing method based on the foam generator |
| CN205532814U (en) * | 2016-01-28 | 2016-08-31 | 长城汽车股份有限公司 | Engine exhaust processing mechanism and vehicle |
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| CN108167095A (en) | 2018-06-15 |
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