WO2012138000A1 - 건설기계의 엔진용 배기가스 온도 저감장치 - Google Patents
건설기계의 엔진용 배기가스 온도 저감장치 Download PDFInfo
- Publication number
- WO2012138000A1 WO2012138000A1 PCT/KR2011/002445 KR2011002445W WO2012138000A1 WO 2012138000 A1 WO2012138000 A1 WO 2012138000A1 KR 2011002445 W KR2011002445 W KR 2011002445W WO 2012138000 A1 WO2012138000 A1 WO 2012138000A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- reduction device
- exhaust gas
- tail pipe
- engine
- diffuser
- Prior art date
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Images
Classifications
-
- 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
-
- 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
- F01P1/00—Air cooling
-
- 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
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
-
- 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
-
- 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
- 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
- F01N3/04—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using liquids
-
- 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
- F01N2270/00—Mixing air with exhaust gases
- F01N2270/02—Mixing air with exhaust gases for cooling exhaust gases or the apparatus
-
- 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
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/08—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for heavy duty applications, e.g. trucks, buses, tractors, locomotives
Definitions
- the present invention relates to an exhaust gas temperature reduction device for an engine of a construction machine, and more particularly, the exhaust gas generated in the combustion process of an engine for a construction machine, preferably a smoke reduction device of a diesel engine, is diffuser and tail.
- the present invention relates to an exhaust gas temperature reduction device for an engine of a construction machine, which is improved to join a cooling fan airflow and outside air when passing through a pipe to discharge exhaust gas at a low temperature.
- a diesel particulate filter which collects and processes particulate matter to prevent particulate matter from diesel vehicles, is released into the atmosphere.
- the filter is regenerated by repeating the process of burning the filtered soot or whipping without burning.
- the exhaust gas of the engine discharged through the smoke reduction device is discharged to the outside by a high temperature airflow, thereby causing a problem that may cause a fire burn.
- FIG. 1 is a view schematically showing a state in which the exhaust gas temperature reduction apparatus for an engine of a conventional construction machine described above is mounted in an engine room.
- a through hole formed in one side of the engine room 7 is illustrated. (2); and one end is connected to the smoke reduction device (5) and the other end is extended to the outside of the engine room (7) through the through hole (2) and the superheated gas discharged during the regeneration of the smoke reduction device (5)
- a space formed around the outer diameter of the tail pipe 1 by being combined with the through hole 2 to prevent direct contact with the tail pipe 1 and to prevent dispersion after inhaling the air stream to prevent dispersion of the superheated gas.
- the diffuser 4 which lowers temperature is included.
- This technique uses the exhaust gas of the smoke reduction apparatus 5 and the air flow generated by the cooling fan 3 when the exhaust gas passing through the smoke reduction apparatus 5 is primarily discharged through the tail pipe 1. (9) can be mixed inside the tail pipe 1 to lower the temperature of the overheated flue gas.
- the airflow 9 generated by the cooling fan 3 passes directly through the outer circumferential surface of the tail pipe 1 or due to poor mixing inside the tail pipe 1, the tape pipe 1 still remains.
- the temperature of the exhaust gas discharged to the outside through close to a high temperature, for example approximately 500 °C.
- the present invention structurally cools the tail pipe while mixing the airflow generated by the air and the cooling fan inside the diffuser to create turbulent flow, and further, the combined turbulent flow efficiently inside the tail pipe.
- the purpose is to reduce the overheating of the exhaust gas passing through the smoke reduction device inside the tail pipe.
- the present invention is a diesel engine and exhaust gas temperature reduction device for an engine of a construction machine comprising a smoke reduction device connected to the exhaust pipe of the diesel engine to prevent the discharge of particulate matter,
- a cooling fan provided at one side of the engine room to generate cooling fan airflow by introducing external air
- It has a first guide for guiding the turbulent flow inlet and the cooling fan air flow inside, one end is connected to the smoke reduction device, the other end is extended to the outside of the engine room and the superheated gas discharged during the regeneration of the smoke reduction device outside Tail pipe to be discharged into the furnace;
- the exhaust gas temperature reduction device for the engine of the construction machine comprising a.
- the tail pipe is composed of a plurality of turbulent inlet formed at an interval of 45 ° angle
- the diffuser engine exhaust gas of the construction machine is configured with a plurality of outside air inlet to correspond to the plurality of turbulent inlet It is to provide a temperature reducing device.
- the exhaust gas temperature reduction apparatus for an engine of a construction machine according to the present invention is structurally soaked by cooling air outside the engine room from the side of the diffuser, causing turbulence with the airflow generated by the cooling fan, and being supplied into the tail pipe. It is possible to greatly reduce the overheat temperature of the hot exhaust gas passing through the abatement device.
- the turbulence mixed with the outside air collides with the inner surface of the diffuser and the outer surface of the tail pipe to generate heat exchange for cooling, thereby greatly reducing overheating of the exhaust gas and the tail pipe.
- FIG. 1 is a schematic diagram of an engine room equipped with an exhaust gas temperature reduction device for an engine of a conventional construction machine
- FIG. 2 is a schematic view showing a state in which an exhaust gas temperature reduction apparatus for an engine of a construction machine according to an embodiment of the present invention is installed in an engine room;
- Figure 3 is a schematic perspective view showing an exhaust gas temperature reduction device for an engine of a construction machine according to an embodiment of the present invention
- Figure 4 is an operating state schematically showing a state in which air flow generated by the outside air and the cooling fan is introduced into the tail pipe causing turbulence
- FIG. 5 is a cross-sectional view taken along the line A-A shown in FIG. 4 to explain an installation state of the first guide of the diffuser and the second guide of the tail pipe.
- FIG. 2 is a schematic diagram of a state in which an exhaust gas temperature reduction apparatus for an engine of a construction machine according to an embodiment of the present invention shown in FIG. 2 is installed in an engine room, and for an engine of a construction machine according to an embodiment of the present invention shown in FIG. 3. It demonstrates with reference to the perspective view of an exhaust gas temperature reduction apparatus.
- a cooling fan 3 provided at one side of the engine room 7 to generate external cooling air flow 9 by introducing external air;
- tail pipe 10 An outside air inlet 24 exposed to the outside of the engine room 7 and a second guide 23a adjacent to the outside air inlet 24 and guiding the outside air introduced therein, wherein the tail pipe 10 It includes a diffuser 20 to form a spaced space surrounding the outer diameter to prevent direct contact with the tail pipe (10).
- a plurality of turbulent inlets 14 are formed in the tail pipe 10 at an interval of a predetermined angle, and the diffuser also includes a plurality of outside air to correspond to the plurality of turbulent inlets 14.
- Inlet 24 is configured.
- the turbulent inlets 14 of the tail pipe 10 are formed at 45 ° angle intervals, and the outside air inlet 24 of the diffuser 20 is configured to correspond to the spacing of the turbulent inlets 14. do.
- the turbulence inlet 14 and the outside air inlet 24 may have different heights and sizes.
- the cooling fan (3) is a device for generating an air stream (9) for lowering the temperature of the superheated gas, located on one side of the engine room (7) described above by sucking the outside air from the engine room front to reduce the smoke 6 In the filter regeneration process, the airflow 9 is generated to lower the temperature of the superheated gas discharged.
- the cooling fan 3 is located behind the radiator 8 to exclude the influence of heat generated in the diesel engine 5 and to produce a constant temperature airflow 9.
- the diffuser 20 is structurally larger in diameter or dimension than the tail pipe 1 in order to supply the airflow 9 generated in the cooling fan 3 to the space between the diffuser 20 and the tail pipe 10. It is configured to surround the tail pipe (1).
- connection bracket for fixing the lower end of the diffuser 20 to the smoke reduction device 6 so that the space between the lower end of the diffuser 20 and the tail pipe 10 is maintained ( It is preferable to comprise 21).
- One side of the connection bracket 21 is a lower end of the diffuser 20 to maintain a standing posture that exposes the lower portion of the diffuser 20 and the outside air inlet 24 to the outside of the engine room 7. It is fixed to one side of the room 7.
- the second guide 23a formed on the diffuser 20 includes a plurality of rows provided with another second guide 23b spaced apart from the smoke reduction device 6.
- the other second guide 23b is attached to protrude on the inner circumferential surface of the upper side of the diffuser 20 while the second guide 23a is adjacent to the outside air inlet 24 at the lower end of the diffuser 20. It is formed to protrude on the inner circumferential surface of the lower side of the diffuser 20.
- the other second guide 23b configured at one side of the upper part of the diffuser 20 may be configured as a protruding air duct or channel in which the angle of the rear surface is adjusted in consideration of the air flow and the exhaust capacity or the required flow rate of the turbulent flow. In this case, it is suitable to stagger the air ducts or channels on the outer surface of the tail pipe 10.
- the second guide 23a may be configured at predetermined intervals in the range of 30 ° to 90 ° radially on the lower inner circumferential surface of the diffuser 20, and the second guide 23b other than the second guide 23a may be formed. ) Can also form a plurality of rows by being configured at predetermined intervals in the range of 30 to 90 degrees radially on the upper inner circumferential surface of the diffuser 20.
- the first guide (13a) formed in the tail pipe 10 is composed of a plurality of rows provided with another first guide (13b) spaced from the soot reduction device (6).
- the other first guide 13b is attached to protrude on the inner circumferential surface of the upper side of the tail pipe 10, while the first guide 13a is connected to the turbulent inlet 14 at the lower end of the tail pipe 10. Adjacent to the inner peripheral surface of the lower side of the tail pipe 10 is formed.
- the first guide 13a may be configured at predetermined intervals in the range of 30 ° to 90 ° radially on the lower inner circumferential surface of the tail pipe 10, and a second guide other than the first guide 13a ( 13b) may also form a plurality of rows by projecting radially on the upper inner circumferential surface of the tail pipe 10 at predetermined intervals in an angle range of 30 ° to 90 °.
- the other second guide 13b formed on one side of the inner circumferential surface of the tail pipe 10 is composed of a protruding air duct or channel whose angle of the rear surface is adjusted in consideration of the air flow, the exhaust capacity, or the required flow rate of the turbulent flow. can do. For example, when the displacement is large, the heat exchange time between the turbulent flow and the exhaust gas can be maintained relatively large by adjusting the angle of the air duct and its rear slope.
- the diffuser 20 when the exhaust gas is discharged from the tail pipe (1) via the soot reduction device (6), the diffuser 20 is mixed with the outside air and the cooling fan air flow (9) to generate turbulence The low temperature turbulence is mixed and discharged with the hot exhaust gas inside the tail pipe 10.
- the diffuser 20 has an outer diameter of the tail pipe 10 in a space separated from the inside of the diffuser 20 by turbulence caused by the air from the cooling fan airflow 9 and the outside of the engine room 7.
- the outer peripheral surface of the tail pipe 10 is cooled by wrapping. Accordingly, a direct contact between the structure or body outside the diffuser 20 and the tail pipe 10 can be prevented, so that the risk of fire and burns can be prevented.
- the cooling fan air flow 9 is the outside air of the turbulent inlet 13 and the diffuser 20 of the tail pipe 10. Reach inlet 24. A part of the reached cooling fan airflow 9 hits the rear surface of the plurality of rows of second guides 23a formed below the inner circumferential surface of the diffuser 20 and primarily the turbulent inlet 13 of the tail pipe 10. Will change direction.
- the turbulence is generated by collision and mixing with the atmosphere introduced from the side through the outside air inlet 24 of the diffuser 20.
- the remaining air flow of the cooling fan air flow 9 (meaning an air flow component parallel to the inner circumferential surface of the diffuser) goes straight beyond the rear surface of the second guide 23a of the diffuser 20 and the tip thereof, so that the diffuser 20 It may collide with and guide the rear surface of the plurality of rows of the second guides 23a formed on the upper inner circumferential surface of the bottom surface 10).
- a turbulent mixture of the cooling fan airflow 9 generated by the cooling fan 3 inside the engine room 7 and the atmosphere outside the engine room is introduced into the tail pipe 10.
- the turbulent flow not introduced into the tail pipe 10 wraps on the outer circumferential surface of the tail pipe 10 and rotates toward the top of the tail pipe 10.
- the turbulence may be generated again while hitting the rear surface of the second row of second guides 23b that protrude on the upper inner circumferential surface of the diffuser 20.
- the plurality of rows of second guides 23a or 23b protruding on the inner circumferential surface of the diffuser 20 do not suppress the pneumatic flow of the cooling fan airflow 9 without causing the tail pipe 10 and the exhaust gas. Its shape and arrangement can be modified in various ways within the range of reducing the temperature of.
- the rear angle of the rear surface of the first guide 23a or 23b of the diffuser 20 may be adjusted in a range of 15 ° to 80 °, and an additional twist angle may be applied.
- the turbulence in which the cooling fan airflow 9 and the atmosphere outside the engine room 7 are mixed is introduced through the turbulence inlet 13 according to an embodiment of the present invention, which is an outside air inlet of the diffuser 20. It is more effective if the height difference is different between the 24 and the turbulent inlet 13 of the tail pipe 10.
- the outside air inlet 24 of the diffuser 20 has a relatively low height from the soot reducer 6, and the turbulent inlet 14 of the tail pipe 10 is relatively high from the soot reducer 6.
- the turbulence is hit against the rear surface of the second guide 23a of the diffuser 20, so that the flow direction of the turbulence is directed toward the turbulent inlet 14 of the tail pipe 10. Turbulent inflow efficiency can be increased.
- the turbulence and the exhaust gas introduced into the turbulent inlet 14 of the tail pipe 10 is mixed and discharged to the outside through the upper portion of the tail pipe 10, the exhaust gas mixed in this process is the tail pipe 10 On the rear surface of the first guide 13b formed adjacent to the upper portion of the.
- the high-temperature exhaust gas is discharged to the outside through mixing and heat exchange with the low-temperature turbulence flowing from the turbulent inlet 14.
- the exhaust gas temperature reduction device for an engine of a construction machine includes an outdoor air inlet 24 and a second guide 23a or 23b of the diffuser 20, and a turbulent inlet 14 of the tail pipe 10. And the temperature of the exhaust gas, the tail pipe 10 and the diffuser 20 may be lowered to a relatively low temperature while passing through the first guide 13a or 13b, and the exhaust gas may be a vortex turbulent flow outside the engine room 7. It can be released to.
- Exhaust gas temperature reduction device for an engine of a construction machine can be effectively applied to construction machinery used for excavation, transportation and stopping work of earth and sand as well as excavators and tow loaders.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
- Component Parts Of Construction Machinery (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014503577A JP2014515076A (ja) | 2011-04-07 | 2011-04-07 | 建設機械のエンジン用排気ガス温度低下装置 |
PCT/KR2011/002445 WO2012138000A1 (ko) | 2011-04-07 | 2011-04-07 | 건설기계의 엔진용 배기가스 온도 저감장치 |
US14/008,845 US20140020638A1 (en) | 2011-04-07 | 2011-04-07 | Exhaust gas temperature reduction device for an engine of construction equipment |
KR1020137025494A KR20140024861A (ko) | 2011-04-07 | 2011-04-07 | 건설기계의 엔진용 배기가스 온도 저감장치 |
EP11862926.0A EP2696046A4 (en) | 2011-04-07 | 2011-04-07 | DISCHARGE TEMPERATURE REDUCTION DEVICE FOR A MOTOR OF A CONSTRUCTION MACHINE |
CN2011800698465A CN103459788A (zh) | 2011-04-07 | 2011-04-07 | 用于施工设备发动机的废气降温装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2011/002445 WO2012138000A1 (ko) | 2011-04-07 | 2011-04-07 | 건설기계의 엔진용 배기가스 온도 저감장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012138000A1 true WO2012138000A1 (ko) | 2012-10-11 |
Family
ID=46969374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2011/002445 WO2012138000A1 (ko) | 2011-04-07 | 2011-04-07 | 건설기계의 엔진용 배기가스 온도 저감장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20140020638A1 (ja) |
EP (1) | EP2696046A4 (ja) |
JP (1) | JP2014515076A (ja) |
KR (1) | KR20140024861A (ja) |
CN (1) | CN103459788A (ja) |
WO (1) | WO2012138000A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6430833B2 (ja) * | 2015-01-06 | 2018-11-28 | 日立建機株式会社 | 建設機械 |
CN105508010A (zh) * | 2016-01-19 | 2016-04-20 | 宁波吉士汽配有限公司 | 一种排气管 |
JP2017160639A (ja) * | 2016-03-08 | 2017-09-14 | 日立建機株式会社 | 作業機械の排気装置 |
TR201618056A2 (tr) * | 2016-12-07 | 2018-06-21 | Ford Otomotiv Sanayi As | Modüler egzoz çikiş borusu |
KR102473022B1 (ko) | 2017-11-14 | 2022-12-01 | 현대두산인프라코어(주) | 건설 기계의 배기 가스 안내 장치 |
JP2019167884A (ja) * | 2018-03-23 | 2019-10-03 | いすゞ自動車株式会社 | テールパイプ、排気管構造および車両 |
KR102598538B1 (ko) * | 2018-10-22 | 2023-11-03 | 현대자동차주식회사 | 차량용 배기 테일 트림 |
GB2586890B (en) * | 2019-10-23 | 2021-10-27 | Timberwolf Ltd | Cooling means for exhaust gas |
CN113389631B (zh) * | 2021-06-30 | 2022-07-08 | 重庆长安汽车股份有限公司 | 一种用于改善纵置发动机总成排气侧局部高温的导流结构 |
JP2023051491A (ja) | 2021-09-30 | 2023-04-11 | 株式会社クボタ | 作業車 |
US11732633B2 (en) * | 2022-01-04 | 2023-08-22 | Caterpillar Inc. | Exhaust discharge system |
EP4361410A1 (en) * | 2022-10-26 | 2024-05-01 | Kubota Corporation | Work vehicle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5754661U (ja) * | 1980-09-16 | 1982-03-30 | ||
JPH01174516U (ja) * | 1988-05-27 | 1989-12-12 | ||
EP1911944A2 (en) * | 2006-10-11 | 2008-04-16 | International Engine Intellectual Property Company, LLC. | Tailpipe exhaust gas mixer and method |
KR20100086525A (ko) | 2009-01-23 | 2010-08-02 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 엔진룸의 과열가스 온도 저감장치 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1099799B (de) * | 1959-04-14 | 1961-02-16 | Daimler Benz Ag | Auspuffleitung fuer Kraftwagen |
US3186511A (en) * | 1961-10-26 | 1965-06-01 | Sr Edward Albert Kliewer | Air jet exhaust muffler |
JPS6162226U (ja) * | 1984-09-28 | 1986-04-26 | ||
JPH0861056A (ja) * | 1994-08-19 | 1996-03-05 | Toyota Motor Corp | 排気管 |
JP2003326984A (ja) * | 2002-05-13 | 2003-11-19 | Iseki & Co Ltd | 乗用管理機 |
JP2008031955A (ja) * | 2006-07-31 | 2008-02-14 | Iseki & Co Ltd | ディーゼルエンジン |
KR100974278B1 (ko) * | 2008-03-18 | 2010-08-06 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 건설장비의 엔진실 |
US8166752B2 (en) * | 2008-11-26 | 2012-05-01 | GM Global Technology Operations LLC | Apparatus and method for cooling an exhaust gas |
GB2466483A (en) * | 2008-12-19 | 2010-06-30 | Agco Gmbh & Co | A vertical exhaust system for a vehicle |
US8468811B2 (en) * | 2009-06-22 | 2013-06-25 | Paccar Inc | Thermal diffuser |
DE102009045801A1 (de) * | 2009-10-19 | 2011-04-28 | Deere & Company, Moline | Vorrichtung zur Kühlung eines Abgasstroms |
US20120125271A1 (en) * | 2010-11-23 | 2012-05-24 | Caterpillar Inc. | Engine system with air diverter |
-
2011
- 2011-04-07 JP JP2014503577A patent/JP2014515076A/ja active Pending
- 2011-04-07 EP EP11862926.0A patent/EP2696046A4/en not_active Withdrawn
- 2011-04-07 WO PCT/KR2011/002445 patent/WO2012138000A1/ko active Application Filing
- 2011-04-07 CN CN2011800698465A patent/CN103459788A/zh active Pending
- 2011-04-07 KR KR1020137025494A patent/KR20140024861A/ko not_active Application Discontinuation
- 2011-04-07 US US14/008,845 patent/US20140020638A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5754661U (ja) * | 1980-09-16 | 1982-03-30 | ||
JPH01174516U (ja) * | 1988-05-27 | 1989-12-12 | ||
EP1911944A2 (en) * | 2006-10-11 | 2008-04-16 | International Engine Intellectual Property Company, LLC. | Tailpipe exhaust gas mixer and method |
KR20100086525A (ko) | 2009-01-23 | 2010-08-02 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 엔진룸의 과열가스 온도 저감장치 |
Non-Patent Citations (1)
Title |
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See also references of EP2696046A4 |
Also Published As
Publication number | Publication date |
---|---|
CN103459788A (zh) | 2013-12-18 |
JP2014515076A (ja) | 2014-06-26 |
KR20140024861A (ko) | 2014-03-03 |
EP2696046A1 (en) | 2014-02-12 |
US20140020638A1 (en) | 2014-01-23 |
EP2696046A4 (en) | 2015-03-18 |
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