CN103890367B - The method of explosive motor and operation explosive motor - Google Patents
The method of explosive motor and operation explosive motor Download PDFInfo
- Publication number
- CN103890367B CN103890367B CN201280032407.1A CN201280032407A CN103890367B CN 103890367 B CN103890367 B CN 103890367B CN 201280032407 A CN201280032407 A CN 201280032407A CN 103890367 B CN103890367 B CN 103890367B
- Authority
- CN
- China
- Prior art keywords
- turbocharger unit
- waste gas
- turbine components
- compressor part
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/34—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with compressors, turbines or the like in the recirculation passage
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/35—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters
-
- 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
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
- F02M26/24—Layout, e.g. schematics with two or more coolers
Abstract
The present invention relates to a kind of explosive motor (1), comprising: admission line system (6) and waste gas system (10); First turbocharger unit (20); Second turbocharger unit (40), its turbine components (42) is arranged to and is connected with waste gas system (10), the entrance of turbine components is connected concurrently with the turbine components (32) of the first turbocharger unit (20) and compressor part, the entrance of compressor part is arranged to and is connected with waste gas system (10), and the outlet of compressor part is arranged to by egr conduit system (12) connection admission line system (6).The entrance of the turbine components (42) of the second turbocharger unit is connected to waste gas system by the first control valve (48).The invention still further relates to a kind of method operating explosive motor.
Description
Technical field
The present invention relates to a kind of explosive motor, described explosive motor comprises admission line system and waste gas system, first turbocharger unit, its turbine components is arranged to connection waste gas system, and its compressor part is arranged to and connects admission line system, with the exhaust energy by motor, the combustion gas comprising oxygen is pressurizeed, second turbocharger unit, its turbine components is arranged to connection waste gas system, the entrance of this turbine components is connected with the turbine components of the first turbocharger unit abreast, the entrance of its compressor part is arranged to connection waste gas system, the outlet of its compressor part connects admission line system by egr conduit system, described compressor part is arranged to and is pressurizeed by the recycle sections of exhaust energy to waste gas of motor.
The present invention relates to a kind of method operating explosive motor, wherein, combustion air introduces motor by admission line, and the first turbocharger unit utilizes the energy and waste gas system that are arranged to the waste gas of the motor of inflow by supercharging air, and the waste gas of controllable amount is recycled to admission line system, then the combustion process of motor is turned back to, in the method, the recirculation of auxiliary waste gas is carried out by the second turbocharger unit, in the process, the waste gas of motor is divided into the stream of two parts, the stream of first portion is directed into the turbine components of the first turbocharger unit, and the stream of second portion is directed into the turbine components of the second turbocharger unit.
Background technique
As everyone knows, turbosupercharger is used for the entrance supplying air to explosive motor higher than the pressure of ambient pressure.
Usually, turbosupercharger comprises the exhaust gas-driven turbine machine impeller on the running shaft that is arranged in turbine cylinder.The compressor impeller rotarily driven on the other end of the axle be arranged in compressor housing of turbine wheel rotates.Compressor impeller produces pressurized air to the intake manifold of motor, therefore increases engine power.For the ease of controlling the operation of turbosupercharger, turbo machine can be fixing geometric type or variable-geometry type.The difference of variable-geometry turbine and fixing geometry turbine is that the size of inlet air pathway or function can change, and introduces, the power stage of turbo machine can be changed, with the engine demand of Adaptive change with the gas controlling to enter turbo machine.
In the operation period of explosive motor, form nitrogen oxide (NOx).When there is oxygen and nitrogen because high temperature creates NOx during in-engine combustion process.In order to meet the demand of toxic emission, can use EGR (EGR) system, wherein, a part of EGR of motor gets back to the firing chamber of motor.This is usually by being directed to intake manifold to realize from the exhaust manifold of motor by some waste gas.This is commonly referred to external recirculation.The waste gas of recirculation reduces the maximum temperature produced between main combustion period.Because NOx product increases along with the rising of maximum temperature, so the recirculation of waste gas decreases formed unwanted NOx amount.Turbosupercharger can form a part for egr system.
Such as in US2010/122530A1 is open, disclose so a kind of system.The egr system for motor with turbosupercharger comprises the second turbosupercharger operated concurrently with main turbosupercharger.Second turbosupercharger (being called as EGR turbosupercharger herein) has the turbine components driven by the waste gas of the part of motor.The compressor part of turbosupercharger is arranged in the intake manifold to a part of engine exhaust being supplied to after waste gas pressurization motor.Like this, the turbine components of EGR turbosupercharger drives the compressor part of EGR turbosupercharger, makes EGR turbosupercharger that a part of engine exhaust is fed to engine intake.
EP2196659A1, EP2330287A1, EP0740065A1 and EP0620365A1 open source literature discloses the device comprising EGR turbosupercharger.
The problem utilizing EGR turbosupercharger to carry out EGR is, the energy source that EGR turbosupercharger utilizes is identical with the energy source that the main turbocharger unit of motor utilizes, and therefore the operation of control EGR turbosupercharger is also on starting owner's turbosupercharger to have impact.
The object of this invention is to provide a kind of turbo charged internal combustion piston engine, it comprises the EGR turbosupercharger that whole pressurization system can be made advantageously to run.
Summary of the invention
Object of the present invention is realized substantially by a kind of explosive motor, described explosive motor comprises: admission line system and waste gas system, first turbocharger unit, the turbine components of described first turbocharger unit is arranged to and is connected with waste gas system, the compressor part of described first turbocharger unit is arranged to and is connected with admission line system, utilizes the energy of the waste gas of motor to the gas booster comprising oxygen, second turbocharger unit, the turbine components of described second turbocharger unit is arranged to and is connected with described waste gas system, the entrance of described turbine components is connected concurrently with the described turbine components of described first turbocharger unit and compressor part, the entrance of described compressor part is arranged to and is connected with described waste gas system, the outlet of described compressor part is arranged to and is connected with described admission line system by egr conduit system, the energy that described compressor part is arranged to the waste gas utilizing described motor pressurizes to the part of the recirculation of waste gas, and the entrance of the described turbine components of described second turbocharger unit is connected to described waste gas system by the first control valve.The invention is characterized in, described egr conduit system comprises control loop, described control loop is directed to the downstream side of described compressor part from the upstream side of the described compressor part of described second turbocharger unit, and described control loop is provided with the second control valve.
This effect produced to control the flow of the stream of the part of the waste gas going to the second turbosupercharger.Especially, throttling first control valve provisionally can be passed through and will go to the stream maximization of the waste gas of the first turbosupercharger.
By control loop, particularly when the first control valve is by throttling, the power demand of the compressor part of the second turbocharger unit can be made to minimize.
According to one embodiment of the present invention, egr conduit system comprises the valve between compressor part outlet and admission line system being arranged in the second turbocharger unit.By this valve, can control or close recirculation completely.
According to one embodiment of the present invention, egr conduit system comprises the first gas cooler unit of the upstream being arranged in compressor part.
According to one embodiment of the present invention, control loop is provided with the second gas cooler unit.The temperature of the gas that the second gas cooler unit controls can be utilized to flow in control loop.
According to one embodiment of the present invention, throttling first control valve during the load that the control system of motor is arranged in motor increases.
According to one embodiment of the present invention, the first turbocharger unit is provided with wastegate, and motor is provided with control system, this control system be arranged in motor load increase during and when wastegate cuts out throttling first control valve.
According to one embodiment of the present invention, the turbine components of the first turbocharger unit and the turbine components of the second turbocharger unit are arranged into waste gas system concurrently.
Object of the present invention is also realized by a kind of method operating explosive motor, wherein, combustion air introduces motor by admission line, and by the first turbocharger unit by utilizing the energy and waste gas system that are arranged to the waste gas of the motor of inflow by supercharging air, and the EGR of controllable amount is to admission line system and get back to the combustion process of described motor, in the process, the second turbocharger unit is utilized to carry out the recirculation of auxiliary waste gas, in the process, the waste gas of described motor is divided into the stream of two parts, the stream of first portion is introduced into the turbine components of described first turbocharger unit, and the stream of second portion is introduced into the turbine components of described second turbocharger unit, wherein, the flow of the stream of described second portion is controlled by the restriction effect controlling the first control valve be disposed between the entrance of the described turbine components of described second turbocharger unit and described waste gas system, control the operation of described second turbocharger unit.The invention is characterized in, by being directed to the control loop in the downstream side of described compressor part via the upstream side from compressor part, pressurized gas controlled for total amount is led back the inlet side of described compressor part, control the operation of the described compressor part of the second turbosupercharger.
According to one embodiment of the present invention, go to the flow of the stream of the described second portion of the turbine components of the second turbocharger unit by throttling provisionally, increase the power of the first turbocharger unit provisionally.
According to one embodiment of the present invention, control the flow going to the stream of the described second portion of the turbine components of described second turbocharger unit, so that the rotating speed of the second turbosupercharger is maintained default level.During the flow of the stream of second portion described in throttling, the recirculation of Temporarily Closed waste gas.
The present invention is particularly advantageous about the momentary operation stage increased at engine output.
Brief description of the drawings
Next, describe the present invention with reference to appended illustrative diagram, in the accompanying drawings, Fig. 1 shows explosive motor according to the embodiment of the present invention.
The specific descriptions of accompanying drawing
Fig. 1 schematically depict explosive motor 1 according to the embodiment of the present invention.Motor comprises main body 2, and wherein, several cylinder 4 array is arranged.Motor also comprises the admission line system 6 be connected with the intake duct 8 of each cylinder 4 of motor 1.Admission line system is arranged to the firing chamber for the air inlet being generally air being transported to motor.Motor also comprises waste gas system 10 and the egr conduit system 12 being connected off-gas piping system 10 and admission line system 6.
In the embodiment of figure 1, first admission line system 6 comprises fuel manifold 14, the gas containing the oxygen needed for combustion process can be sent to each cylinder of motor by fuel manifold 14.Usually, the gas of burning is air, but it should be noted that, can put into practice motor according to the present invention run by the gas comprising oxygen of any expectation.Each cylinder 4 or motor are provided with intake duct 24, and fuel manifold is connected to cylinder by intake duct 24.Fuel manifold 14 is connected to the outlet 16 of the compressor part 18 of the turbocharger unit 20 being called as the first turbocharger unit herein.Also advantageously, gas cooler 22 is disposed in the downstream of compressor part and the upstream of fuel manifold 14.In FIG, depict turbocharger unit by single level system, but it is clear that turbocharger unit (i.e. turbine components and/or compressor part) can comprise several levels.
Waste gas system 10 comprises exhaust manifold 26, and exhaust piping 28 extends to the entrance 30 of the turbine components 32 of turbocharger unit 20 from exhaust manifold 26.Turbine components 32 and the compressor part 18 of turbosupercharger are connected to each other in known manner, make to carry out operate compressor parts by turbine components.Here, turbine components is provided with wastegate 32'.
Egr conduit system 12 connects off-gas piping system 10 and admission line system 6, and the part of the waste gas streams of motor can be got back in motor in recirculation.Egr conduit system 12 comprises EGR manifold 34, and by being arranged to the lateral 36 extending to independent intake duct 8 from EGR manifold, EGR manifold 34 is separately connected to each intake duct 8 of the cylinder of motor.According to this method of the present invention, EGR gas and fresh combustion gases just mixing in the early stage in intake duct 8, make recirculated exhaust flow be divided into sub-stream nozzle, each sub-stream nozzle is introduced in independent intake duct 8.
Therefore, in admission line system 6 according to the embodiment of the present invention, the intake duct of cylinder is included in first of the admission line system 6 of motor and connects and connect to second of waste gas system 10.Intake duct 8 is also provided with the 3rd connection of egr conduit system 12.
According to a kind of mode of execution, lateral is provided with controlled entrance.According to another kind of mode of execution, lateral is provided with fixing geometry entrance.
Close/open valve 38 is arranged in egr conduit system 12, in order to close recirculation by cut-off valve when desired.
According to the present invention, motor comprises the second turbocharger unit 40 being arranged into egr conduit system 12, is pressurizeed by the portion of recirculation with the exhaust energy by motor.Like this, the pressure of the portion of recirculation at least reaches the stress level of the combustion gas comprising oxygen in intake duct 8.In the operation of the present invention, combustion air is introduced into motor by admission line, then be arranged to the energy of the waste gas of the motor of inflow and waste gas system by supercharging air by the first turbocharger unit by utilizing, the EGR of controllable amount is to admission line system and get back to the combustion process of motor.The recirculation of auxiliary waste gas is carried out by the second turbocharger unit.
Second turbocharger unit 40 comprises turbine components 42, and when the stream of first portion is introduced into the first turbocharger unit 20, turbine components 42 is operated by the stream of the second portion of the waste gas of motor.Therefore, the waste gas of motor is divided into the stream of two parts, and the stream of first portion is directed to the turbine components of the first turbocharger unit, and the stream of second portion is directed to the turbine components of the second turbocharger unit.Exhaust piping 28 is provided with lateral 28', and exhaust manifold 26 is connected to the turbine components 42 (that is, its entrance) of the second turbocharger unit by lateral 28'.Through the stream of the second portion of the waste gas of the motor of turbine components 42, turn back to the downstream side of the turbine components 32 of the first turbocharger unit 20.Also flowing through special discharge conduit and leaving of the part of waste gas can be guided.Arrange the first control valve 48, for controlling the flow flowing through the turbine components 42 of the second turbocharger unit 40 of the second portion of waste gas.Here, valve 48 is arranged in lateral 28'.Control is performed by regulating the restriction effect of the first control valve 48.This allows the operation accurately controlling the second turbocharger unit, and also accurately controls the waste gas of recirculation.This valve can be the valve of apparent any type for those skilled in the art, can provide throttling action to the air-flow flowing through turbine components 42.
The compressor part 44 of the second turbocharger unit 40 is also connected to the exhaust manifold 26 of motor, to receive the waste gas of motor.The outlet of at least one compressor part 44 is connected to admission line system 6 by egr conduit system 12.The entrance of compressor part is connected with exhaust manifold 26 motor.Egr conduit system 12 can comprise gas cleaning plant 50, such as hot gas particulate material filter.In addition, according to one embodiment of the present invention, egr conduit system 12 comprises layout the first gas cooler unit 52, first gas cooler unit 52 in FIG and is arranged in gas cleaning plant downstream along airflow direction, but before compressor part 44.The direction of each ducted air-flow is shown by the arrow in figure.
And according to one embodiment of the present invention, egr conduit system 12 comprises control loop 56, control loop 56 is directed to the downstream side of compressor part 44 from the upstream side of the compressor part 44 of the second turbocharger unit.In this embodiment, control loop 56 is connected to the upstream side of the first gas cooler unit 52.Second control valve 46 is arranged into control loop, for controlling the part being arranged in the air-flow circulated in control loop.In other words, control loop 56 defines the recirculation circuit of compressor part 44.Controlled the operation of the first control valve 48 together with the compressor part of the second turbosupercharger by control loop, minimum or when closing completely, the rotating speed of the second turbosupercharger also can be maintained at the level of expectation in the recirculation of waste gas.When control loop is opened, compressor part can rotate under the speed expected with minimum energy.Further, when maintaining rotating speed, expecting or can promptly reach normal operating environment if desired.This is particularly advantageous in change over condition.
According to one embodiment of the present invention, motor runs in transient state situation, making the flow throttling provisionally of the stream of the second portion by the turbine components by going to the second turbocharger unit 40, adding the power of the first turbocharger unit 20 temporarily.Therefore, maximum exhaust flow and pressure can be delivered to the turbine components of the first turbosupercharger.
According to another kind of mode of execution, increased the power of the first turbocharger unit 20 provisionally by Temporarily Closed valve 38, make EGR to occur.Meanwhile, the flow throttling of the stream of the second portion of the turbine components of the second turbocharger unit 40 will be gone to by valve 48.And, valve 46 can be opened, to open the connection between the upstream side of compressor part 44 and the downstream side of compressor part 44.Therefore, the compressor gas of controllable amount gets back to the inlet side of compressor part by control loop 56 recirculation.Control that the rotating speed of the second turbosupercharger is maintained default level to the first valve 48, valve 38 is closed simultaneously.Like this, the second turbosupercharger is ready-made when needed.
Egr conduit system 12 is also included in the second gas cooler unit 54 between compressor part 44 and EGR manifold 34.
Although describe the present invention herein by the example relevant to being regarded as most preferred mode of execution at present, but be understood that, the invention is not restricted to disclosed mode of execution, but be intended to cover as in the following claims the various combination of its feature that defines or amendment, and comprise within the scope of the invention several other apply.Such as, the present invention can be advantageously applied to and carry out the two-stroke that operates or four stroke engine with the various circulations that such as Otto cycle (ottocycle) or diesel cycle (dieselcycle) are such.Engine structure also can change to such as V-type engine from straight engine.When carry out combining technically be feasible time, the details mentioned relevant to any mode of execution above can use in conjunction with another mode of execution.
Claims (12)
1. an explosive motor (1), described explosive motor (1) comprising:
Admission line system (6) and waste gas system (10);
First turbocharger unit (20), the turbine components (32) of described first turbocharger unit (20) is arranged to and is connected with waste gas system, the compressor part (18) of described first turbocharger unit (20) is arranged to and is connected with admission line system, utilizes the energy of the waste gas of motor (1) to the gas booster comprising oxygen;
Second turbocharger unit (40), the turbine components (42) of described second turbocharger unit (40) is arranged to and is connected with described waste gas system (10), the entrance of described turbine components (42) is connected concurrently with the described turbine components (32) of described first turbocharger unit (20) and compressor part (44), the entrance of described compressor part (44) is arranged to and is connected with described waste gas system (10), the outlet of described compressor part (44) is arranged to and is connected with described admission line system (6) by egr conduit system (12), the energy that described compressor part is arranged to the waste gas utilizing described motor pressurizes to the part of the recirculation of waste gas, wherein, the entrance of the described turbine components (42) of described second turbocharger unit is connected to described waste gas system by the first control valve (48),
It is characterized in that, described egr conduit system (12) comprises control loop (56), described control loop (56) is directed to the downstream side of described compressor part (44) from the upstream side of the described compressor part (44) of described second turbocharger unit, and described control loop (56) is provided with the second control valve (46).
2. explosive motor according to claim 1, it is characterized in that, described egr conduit system (12) comprises valve (38), between the outlet that described valve (38) is arranged in the described compressor part of described second turbocharger unit (40) and described admission line system (6).
3. explosive motor according to claim 1, is characterized in that, described egr conduit system (12) comprises the first gas cooler unit (52) of the upstream being arranged in described compressor part (44).
4. explosive motor according to claim 3, is characterized in that, control loop (56) is provided with the second gas cooler unit (54).
5. explosive motor according to claim 1, is characterized in that, described motor is provided with control system, the first control valve described in throttling during described control system is arranged in the load increase of motor.
6. explosive motor according to claim 5, it is characterized in that, described first turbocharger unit is provided with wastegate (32'), the first control valve (48) described in throttling during the load that described control system is arranged in described motor increases and when the closedown of described wastegate.
7. explosive motor according to claim 1, is characterized in that, the described turbine components of described first turbocharger unit and the described turbine components of described second turbocharger unit are arranged into described waste gas system concurrently.
8. explosive motor according to claim 1, is characterized in that, described first control valve (48) is throttle valve.
9. one kind operates the method for explosive motor, wherein, combustion air introduces motor by admission line, and by the first turbocharger unit by utilizing the energy and waste gas system that are arranged to the waste gas of the motor of inflow by supercharging air, and the EGR of controllable amount is to admission line system and get back to the combustion process of described motor, in the process, the second turbocharger unit is utilized to carry out the recirculation of auxiliary waste gas, in the process, the waste gas of described motor is divided into the stream of two parts, the stream of first portion is introduced into the turbine components of described first turbocharger unit, and the stream of second portion is introduced into the turbine components of described second turbocharger unit, and, the flow of the stream of described second portion is controlled by the restriction effect controlling the first control valve be disposed between the entrance of the described turbine components of described second turbocharger unit and described waste gas system, control the operation of described second turbocharger unit,
It is characterized in that, by being directed to the control loop (56) in the downstream side of described compressor part (44) via the upstream side from compressor part (44), pressurized gas controlled for total amount is led back the inlet side of described compressor part, control the operation of the described compressor part (44) of the second turbosupercharger.
10. the method for operation explosive motor according to claim 9, it is characterized in that, go to the flow of the stream of the described second portion of the turbine components of described second turbocharger unit (40) by throttling provisionally, increase the power of the first turbocharger unit (20) provisionally.
The method of 11. operation explosive motors according to claim 9 or 10, it is characterized in that, control the flow going to the stream of the described second portion of the turbine components of described second turbocharger unit, so that the rotating speed of the second turbosupercharger is maintained default level.
The method of 12. operation explosive motors according to claim 9 or 10, is characterized in that, during the flow of the stream of second portion described in throttling, and the recirculation of Temporarily Closed waste gas.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20115705 | 2011-07-01 | ||
| FI20115705A FI20115705A0 (en) | 2011-07-01 | 2011-07-01 | Internal combustion engine and internal combustion engine duct arrangement |
| PCT/FI2012/050666 WO2013004898A1 (en) | 2011-07-01 | 2012-06-27 | An internal combustion engine and method of operating an internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103890367A CN103890367A (en) | 2014-06-25 |
| CN103890367B true CN103890367B (en) | 2016-03-30 |
Family
ID=44318379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280032407.1A Active CN103890367B (en) | 2011-07-01 | 2012-06-27 | The method of explosive motor and operation explosive motor |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2726726B1 (en) |
| JP (1) | JP5908075B2 (en) |
| KR (1) | KR101566133B1 (en) |
| CN (1) | CN103890367B (en) |
| FI (1) | FI20115705A0 (en) |
| RU (1) | RU2014103452A (en) |
| WO (1) | WO2013004898A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730042A (en) * | 2015-07-24 | 2018-11-02 | 丁永新 | Prevent the grass trimmer of engine misses |
| EP3168450A1 (en) * | 2015-11-12 | 2017-05-17 | Winterthur Gas & Diesel Ltd. | Internal combustion engine, method for cleaning exhaust from an internal combustion engine and method for refitting an internal combustion engine |
| FR3044046B1 (en) * | 2015-11-25 | 2019-09-13 | Continental Automotive France | METHOD FOR CONTROLLING A THERMAL ENGINE |
| CN105781810B (en) * | 2016-04-26 | 2018-04-24 | 哈尔滨工程大学 | A kind of supercharged diesel engine for realizing EGR technology and supercharged diesel engine EGR implementation methods |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4312462A1 (en) * | 1993-04-16 | 1994-10-20 | Mak Maschinenbau Krupp | Internal combustion engine with exhaust gas recirculation |
| JP3664181B2 (en) * | 1995-04-17 | 2005-06-22 | 三菱ふそうトラック・バス株式会社 | EGR supercharging system |
| NL1000211C2 (en) * | 1995-04-25 | 1996-10-28 | Daf Trucks Nv | Suction combustion engine provided with an exhaust gas recirculation system and system for use in such an engine. |
| US6430929B2 (en) * | 2000-03-03 | 2002-08-13 | Honeywell International Inc. | Turbocharger with integrated exhaust gas recirculation valve |
| US6801846B1 (en) * | 2003-10-24 | 2004-10-05 | International Engine Intellectual Property Company, Llc | Exhaust gas control in an engine having a two-stage turbocharger |
| US7254948B2 (en) * | 2005-02-21 | 2007-08-14 | Cummins Inc. | Boost wastegate device for EGR assist |
| DE102005015609B4 (en) * | 2005-04-05 | 2008-01-17 | Siemens Ag | Device for controlling an internal combustion engine |
| US7571608B2 (en) | 2005-11-28 | 2009-08-11 | General Electric Company | Turbocharged engine system and method of operation |
| JP2007309298A (en) * | 2006-05-22 | 2007-11-29 | Mazda Motor Corp | Ignition timing control device for engine |
| JP2008196419A (en) * | 2007-02-14 | 2008-08-28 | Nissan Diesel Motor Co Ltd | Egr device for engine |
| JP2008303802A (en) | 2007-06-08 | 2008-12-18 | Suzuki Motor Corp | Egr control device of internal combustion engine |
| GB2464500B (en) | 2008-10-17 | 2013-02-20 | Cummins Turbo Tech Ltd | An internal combustion engine with exhaust gas recirculation |
| EP2196659A1 (en) * | 2008-12-10 | 2010-06-16 | ABB Turbo Systems AG | Two-stage charging system for exhaust gas circulation |
| EP2330287B1 (en) * | 2009-12-04 | 2014-02-26 | Caterpillar Motoren GmbH & Co. KG | Exhaust gas recirculation method and system |
-
2011
- 2011-07-01 FI FI20115705A patent/FI20115705A0/en not_active Application Discontinuation
-
2012
- 2012-06-27 EP EP12759787.0A patent/EP2726726B1/en active Active
- 2012-06-27 CN CN201280032407.1A patent/CN103890367B/en active Active
- 2012-06-27 WO PCT/FI2012/050666 patent/WO2013004898A1/en active Application Filing
- 2012-06-27 KR KR1020147002279A patent/KR101566133B1/en active IP Right Grant
- 2012-06-27 RU RU2014103452/06A patent/RU2014103452A/en not_active Application Discontinuation
- 2012-06-27 JP JP2014517858A patent/JP5908075B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR101566133B1 (en) | 2015-11-04 |
| EP2726726B1 (en) | 2015-12-30 |
| KR20140051918A (en) | 2014-05-02 |
| RU2014103452A (en) | 2015-08-10 |
| JP5908075B2 (en) | 2016-05-11 |
| EP2726726A1 (en) | 2014-05-07 |
| JP2014520996A (en) | 2014-08-25 |
| WO2013004898A1 (en) | 2013-01-10 |
| CN103890367A (en) | 2014-06-25 |
| FI20115705A0 (en) | 2011-07-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101886090B1 (en) | Engine system | |
| US6484500B1 (en) | Two turbocharger engine emission control system | |
| US9915195B2 (en) | Forced induction device for a combustion engine, combustion engine and method for operating a combustion engine | |
| US20080216476A1 (en) | Turbocharged internal combustion engine with egr system having reverse flow | |
| US10513976B2 (en) | Engine system | |
| US20130333360A1 (en) | Secondary air injection system | |
| US9945327B2 (en) | Method and apparatus for controlling turbine efficiency | |
| CN103890367B (en) | The method of explosive motor and operation explosive motor | |
| CN111287839A (en) | Engine system and method of controlling the same | |
| JP2011033033A (en) | System using supplemental compressor for egr | |
| US20180066610A1 (en) | Dedicated egr engine with dedicated loop turbocharger | |
| US20120159950A1 (en) | Boosting devices with integral features for recirculating exhaust gas | |
| KR20160066242A (en) | Engine system having turbo charger | |
| CN103201481A (en) | Low-pressure loop EGR devices | |
| US20130047604A1 (en) | Internal combustion engine and method for operating internal combustion engine | |
| US10767602B2 (en) | Engine system | |
| KR20180038308A (en) | Engine system | |
| US10890142B2 (en) | Device for controlling the amount of fluid fed to the intake of a supercharged internal-combustion engine equipped with an exhaust gas recirculation circuit and method using same | |
| KR102437227B1 (en) | Exhaust gas recirculation system for engine | |
| CN111120154A (en) | Low-pressure exhaust gas recirculation system and engine | |
| CN104685196A (en) | Method of controlling the operating an internal combustion engine, and a control system for controlling the operation of an internal combustion engine | |
| JP2017110557A (en) | Exhaust emission recirculation system of internal combustion engine with twin-scroll turbocharger | |
| KR20040021937A (en) | Exhaust gas recirculation apparatus of turbo charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |