WO2015190623A1 - 건설차량 - Google Patents

건설차량 Download PDF

Info

Publication number
WO2015190623A1
WO2015190623A1 PCT/KR2014/005050 KR2014005050W WO2015190623A1 WO 2015190623 A1 WO2015190623 A1 WO 2015190623A1 KR 2014005050 W KR2014005050 W KR 2014005050W WO 2015190623 A1 WO2015190623 A1 WO 2015190623A1
Authority
WO
WIPO (PCT)
Prior art keywords
exhaust gas
treatment device
gas treatment
gas treating
treating apparatus
Prior art date
Application number
PCT/KR2014/005050
Other languages
English (en)
French (fr)
Korean (ko)
Inventor
박철현
Original Assignee
볼보 컨스트럭션 이큅먼트 에이비
박철현
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 볼보 컨스트럭션 이큅먼트 에이비, 박철현 filed Critical 볼보 컨스트럭션 이큅먼트 에이비
Priority to US15/316,652 priority Critical patent/US20170159540A1/en
Priority to EP14894794.8A priority patent/EP3153630A4/en
Priority to CN201480079747.9A priority patent/CN106460367A/zh
Priority to PCT/KR2014/005050 priority patent/WO2015190623A1/ko
Publication of WO2015190623A1 publication Critical patent/WO2015190623A1/ko

Links

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
    • 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
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0866—Engine compartment, e.g. heat exchangers, exhaust filters, cooling devices, silencers, mufflers, position of hydraulic pumps in the engine compartment
    • 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
    • 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
    • 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
    • F01N3/103—Oxidation catalysts for HC and CO only
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • 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
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0808—Improving mounting or assembling, e.g. frame elements, disposition of all the components on the superstructures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units
    • E02F9/0883—Tanks, e.g. oil tank, urea tank, fuel tank
    • 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
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
    • 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 description relates to a construction vehicle equipped with an exhaust gas treatment device for reducing soot generated in a diesel engine.
  • Diesel engines used in construction machinery produce exhaust gases during operation.
  • carbon monoxide or hydrocarbons are released while nitrogen oxides are relatively high.
  • the diesel engine is equipped with an exhaust gas treatment device for purifying the exhaust gas
  • the exhaust gas treatment device is a diesel oxidation catalyst (DOC) which converts carbon monoxide or hydrocarbons in the exhaust gas into carbon dioxide and water, such as dust, Diesel Particulate Filter (DPF), a diesel particulate filter that collects and burns particulate matter into one, and SCR (Selective Catalytic Reduction), a selective catalytic reduction device that converts nitrogen oxides into nitrogen and water.
  • DOC diesel oxidation catalyst
  • DPF Diesel Particulate Filter
  • SCR Selective Catalytic Reduction
  • the exhaust gas treatment device may be composed of a diesel particulate filter alone or a combination of a diesel oxidation catalyst and a diesel particulate filter.
  • the urea water may be reduced in accordance with strict exhaust gas regulations. It is a trend that the selective catalyst reduction apparatus equipped with the injection system is applied together.
  • the diesel oxidation catalyst unit integrated diesel particle capture filter and the selective catalyst reduction device is on the upper surface of the cowl frame connected to the upper frame. As each of them is placed horizontally, the installation work becomes difficult due to the narrow installation space, and the inspection and replacement of the diesel particulate filter becomes difficult due to interference with surrounding components.
  • the contents described are proposed to solve the above-mentioned problems, and by efficiently disposing the exhaust gas treating apparatus, it is possible to increase the space utilization for the installation of the exhaust gas treating apparatus and to effectively maintain and manage the exhaust gas treating apparatus. It includes the purpose of providing a construction vehicle.
  • the first exhaust gas treatment device is connected to the exhaust pipe of the engine, the input side comprises a diesel oxidation catalyst device and a diesel particulate filter.
  • the second exhaust gas treatment device is connected to the output side of the first exhaust gas treatment device and includes a selective catalyst reduction device.
  • the mixing pipe is provided between the output side of the first exhaust gas treatment device and the input side of the second exhaust gas treatment device, and either side is provided with a urea water injection device.
  • the first exhaust gas treatment device is associated with being positioned farther from the engine than the second exhaust gas treatment device, and the second exhaust gas treatment device is disposed above the first exhaust gas treatment device.
  • first exhaust gas treatment device and the second exhaust gas treatment device are fixed to the upper surface of the plate while having a plate having a slope corresponding to the arrangement of the first exhaust gas treatment device and the second exhaust gas treatment device.
  • the bottom of the plate is associated with being coupled to the cowl frame top surface in connection with the top frame.
  • the upper surface of the plate is provided with a first bracket and a second bracket having a seating groove so that the first exhaust gas treatment device and the second exhaust gas treatment device may be respectively seated.
  • At least one fixing member is installed at both ends of the first bracket and the second bracket so as to surround and fix the outer circumferences of the first exhaust gas treatment device and the second exhaust gas treatment device.
  • first exhaust gas treating device and the second exhaust gas treating device are associated with one portion disposed so as to overlap each other when viewed from the top.
  • the construction vehicle equipped with the exhaust gas treatment device has the following effects.
  • the first exhaust gas treatment device is located farther from the engine than the second exhaust gas treatment device, and is installed on the plate so as to be positioned below the second exhaust gas treatment device and manufactured as an integrated structure, and then the bottom surface of the plate is connected to the upper frame.
  • the exhaust gas treatment device manufactured as an integrated structure increases the installation efficiency of the exhaust gas treatment device, improves the utilization of the space for installation, and checks and replaces the diesel particulate filter.
  • the efficiency of maintenance also has the effect of improving.
  • FIG. 1 is a perspective view illustrating main parts of an exhaust gas treating apparatus provided in a construction vehicle according to an exemplary embodiment of the present disclosure.
  • FIG. 2A is a side view illustrating main parts of an installation state of an exhaust gas treating apparatus according to an exemplary embodiment of the present disclosure.
  • 2B is a side view illustrating main parts of another installation state of the exhaust gas treating apparatus in accordance with one embodiment of the disclosed contents.
  • FIG 3 is an exploded perspective view illustrating a configuration of an exhaust gas treating apparatus according to an embodiment of the present disclosure.
  • first exhaust gas treatment device 110 the first housing
  • DOC diesel oxidation catalyst
  • DPF diesel particulate filter
  • fixing member 600 cowl frame
  • a construction vehicle equipped with an exhaust gas treating apparatus includes a first exhaust gas treating apparatus connected to an exhaust pipe of a diesel engine, and a second exhaust gas treating apparatus connected to the first exhaust gas treating apparatus. And, it is divided into a mixing pipe that connects the first exhaust gas treatment device and the second exhaust gas treatment device with each other, will be described in detail with reference to Figure 1 illustrated for each component below.
  • the first exhaust gas treatment device 100 is connected to the exhaust pipe 410 of the engine 400 and includes a diesel oxidation catalyst device 113 and a diesel particle collecting filter 114.
  • the diesel oxidation catalyst device 113 is a DOC (Diesel Oxidation Catalyst), and serves to convert carbon monoxide and hydrocarbons in the exhaust gas into a catalyst to convert carbon dioxide and water.
  • DOC Diesel Oxidation Catalyst
  • Diesel particulate collecting filter 114 a soot purifying device, is a diesel particulate filter (DPF), which is a filter composed of porous partition walls, which allows small particles to pass through the air, and filters large soot such as particulate matter.
  • DPF diesel particulate filter
  • a differential pressure sensor and a temperature sensor are attached, and the collected soot is burned through the process of regeneration based on the differential pressure signal and the mileage, and the smoke is discharged into the atmosphere.
  • the first exhaust gas treatment device 100 may be installed in the first housing 110 in which the diesel oxidation catalyst device 113 and the diesel particulate collecting filter 114 are sequentially embedded, according to an embodiment of the described contents, diesel
  • the input side 111 of the first housing 110 in which the oxidation catalyst device 113 is located is connected to the exhaust pipe 410 and the output side 112 of the first housing 110 in which the diesel particulate collecting filter 114 is located.
  • the second exhaust gas treatment device 200 is connected by the first exhaust gas treatment device 100 described above and the mixing pipe 300 to be described later, and includes a selective catalyst reduction device 212.
  • Selective catalytic reduction device 212 is SCR (Selective Catalytic Reduction), a device for reducing the nitrogen oxides in the harmful exhaust gas, the pyrolysis reaction and hydrolysis reaction occurs when the urea water is injected into the high-temperature exhaust gas in front of the catalyst Ammonia is generated, and the generated ammonia reacts with nitrogen oxide in the catalyst and is reduced to nitrogen and water, which are harmless to the human body.
  • SCR Selective Catalytic Reduction
  • the second exhaust gas treatment device 200 may be configured as a second housing 210 in which the selective catalyst reduction device 212 is embedded, according to an embodiment of the disclosure, and an input side 211 of the second housing 210 is provided. Is connected to the output side 112 of the first exhaust gas processing device 100 through the mixing pipe 300 to be described later, the output side of the second housing 210 is connected to the tail pipe (Tail Pipe).
  • the mixing pipe 300 connects the first exhaust gas treatment device 100 and the second exhaust gas treatment device 200 to each other, and injects urea water into exhaust gas passing through the inside to reduce nitrogen oxides.
  • the mixing pipe 300 connects the first housing 110 output side 112 of the first exhaust gas processing apparatus 100 and the input side 211 of the second housing 210 of the second exhaust gas processing apparatus 200 to each other. Although not illustrated in the drawing, either side of the mixing pipe 300 is provided with a urea water injection device for injecting urea water into the exhaust gas passing through the pipe.
  • the first exhaust gas processing device 100 and the second exhaust gas processing device 200 connected to each other by the mixing pipe 300 are installed on one side of the upper frame 700 on which the engine 400 is installed.
  • the exhaust gas treating apparatus 100 may be disposed closer to the engine 400 side than the second exhaust gas treating apparatus 200 or disposed farther from the engine 400 side while being disposed above the second exhaust gas treating apparatus 200. Can be.
  • the first exhaust gas treating apparatus 100 is disposed below the second exhaust gas treating apparatus 200 and is disposed closer to the engine 400 side than the second exhaust gas treating apparatus 200 or the engine 400. It may be placed far from the side.
  • the second exhaust gas treating apparatus 200 is disposed above the first exhaust gas treating apparatus 100 and is disposed closer to the engine 400 than the first exhaust gas treating apparatus 100.
  • This is an exemplary state, and this arrangement minimizes the axial width of the engine 400 according to the installation of the first exhaust gas treatment device 100 and the second exhaust gas treatment device 200 so as to minimize the axial width of the first exhaust gas treatment device ( 100) and to secure the space for the installation of the second exhaust gas treatment device 200.
  • the first exhaust gas processing device 100 and the second exhaust gas processing device 200 disposed in the arrangement of the first exhaust gas processing device 100 and the second exhaust gas processing device 200 according to the contents described above from above.
  • the first exhaust gas as shown in FIG. 2A.
  • the first exhaust gas treating apparatus 100 and the second exhaust gas treating apparatus 200 are arranged so as not to overlap each other when viewed from above, or as shown in FIG. 2B.
  • a portion of the first exhaust gas treatment device 100 and the second exhaust gas treatment device 200 may be arranged to overlap each other.
  • the first exhaust gas treating apparatus 100 and the second exhaust gas treating apparatus 200 may be installed in the plate 500 and may be configured as an integrated structure, and the first exhaust gas treating apparatus 100 may be used.
  • the plate 500 in which the second exhaust gas treatment device 200 is installed may be directly fixed to the upper frame 700 in which the engine 400 is installed. Can be fixed through the cowl frame 600 coupled to one of the vertical direction.
  • the plate 500 has an inclination corresponding to the arrangement of the first exhaust gas processing device 100 and the second exhaust gas processing device 200, and the first exhaust gas processing device 100 is disposed on the upper surface of the plate 500.
  • the first bracket 510 and the second bracket 520 are provided to allow the second exhaust gas treatment device 200 to be seated separately.
  • the bottom surface of the plate 500 is folded and fastened through the upper surface and the fastening means of the cowl frame 600, wherein the bottom surface of the plate 500 and the upper surface of the cowl frame 600 are preferably configured to have a shape corresponding to each other. Do.
  • the first exhaust gas treatment device 100 and the second exhaust gas treatment device 200 are placed on and fixed to the upper portion of the first bracket 510 and the second bracket 520 installed on the upper surface of the plate 500, respectively.
  • a seating groove 530 is formed, and the seating groove 530 is formed outside the first housing 110 of the first exhaust gas treatment device 100 and the second housing 210 of the second exhaust gas treatment device 200.
  • the contact area between the seating groove 530 and the first housing 110 and the second housing 210 is as large as possible to ensure a stable seating.
  • the fixing member 540 is installed at opposite ends of the upper portion of the first bracket 510 and the second bracket 520, the first bracket 510 and the second bracket 520 are seated in the seating groove 530 of the first bracket 510 and the second bracket 520.
  • the outer periphery of the first housing 110 and the second housing 210 is to be wrapped and fixed through the fixing member 540.
  • the fixing member 540 may be configured in plural for the stable fixing of the first housing 110 and the second housing 210, and the shape and fastening method of the fixing member 540 may be variously determined without any one. Modifications may be made.
  • the installation process of the exhaust gas treating apparatus configured as described above is as follows.
  • the first exhaust gas treatment device 100 and the second exhaust gas treatment device 200 are fixed to the first bracket 510 and the second bracket 520 of the plate 500 to be formed as a single integrated structure.
  • the second exhaust gas treatment device 200 is inclined to be positioned closer to the engine 400 while being positioned above the first exhaust gas treatment device 100.
  • the plate 500 on which the first exhaust gas processing device 100 and the second exhaust gas processing device 200 are installed is coupled to an upper surface of the cowl frame 600 fixed to one side of the upper frame 700 in a vertical direction. At this time, the first exhaust gas treatment device 100 and the exhaust pipe 410 of the engine 400 are connected to each other.
  • the first exhaust gas treating apparatus 100 and the second exhaust gas treating apparatus 200 are seated on the first bracket 510 and the second bracket 520 of the plate 500 and are fixed through the fixing member 540.
  • it is fixed and composed of an integrated structure, it is possible to simplify the installation of the exhaust gas treatment device, and further increase the efficiency of the installation work by securing sufficient installation space in the longitudinal direction of the engine 400, diesel particles Inspection and replacement of the collecting filter 114 can also be facilitated without interference of peripheral components.
  • the process of treating the exhaust gas by the exhaust gas treating apparatus configured as described above is as follows.
  • the exhaust gas which is combusted and exhausted from the engine, is moved to the exhaust pipe 410, and the exhaust gas moved to the exhaust pipe 410 passes through the diesel oxidation catalyst device 113 of the first exhaust gas treatment device 100.
  • the oxidation catalyst hydrocarbons and carbon monoxide in the exhaust gas are reduced, and particulate matter, soot, is filtered by the diesel particulate collecting filter 114 of the first exhaust gas treating apparatus 100, and the diesel particulate collecting filter 114. Filtered particulate matter is burned periodically, and the remaining ash is then cleaned.
  • the exhaust gas passing through the diesel particulate collecting filter 114 is moved to the mixing pipe 300 connecting the first exhaust gas processing device 100 and the second exhaust gas processing device 200, wherein the mixing pipe ( Urea water is injected into the mixing pipe 300 by the urea water injection device installed at 300, and the injected urea water converts nitrogen oxides into nitrogen and water in the second exhaust gas treatment device 200 connected to the mixing pipe 300.
  • the mixing pipe Urea water is injected into the mixing pipe 300 by the urea water injection device installed at 300, and the injected urea water converts nitrogen oxides into nitrogen and water in the second exhaust gas treatment device 200 connected to the mixing pipe 300.
  • the construction vehicle according to the contents described above can reduce the width of the axial direction of the engine through the effective arrangement of the exhaust gas treatment device installed on one side of the diesel engine, thereby improving the installation workability of the exhaust gas treatment device as well as the exhaust gas treatment device. This is very useful because it can make the inspection and maintenance of the system more effective.
PCT/KR2014/005050 2014-06-09 2014-06-09 건설차량 WO2015190623A1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US15/316,652 US20170159540A1 (en) 2014-06-09 2014-06-09 Construction vehicle
EP14894794.8A EP3153630A4 (en) 2014-06-09 2014-06-09 Construction vehicle
CN201480079747.9A CN106460367A (zh) 2014-06-09 2014-06-09 工程车辆
PCT/KR2014/005050 WO2015190623A1 (ko) 2014-06-09 2014-06-09 건설차량

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2014/005050 WO2015190623A1 (ko) 2014-06-09 2014-06-09 건설차량

Publications (1)

Publication Number Publication Date
WO2015190623A1 true WO2015190623A1 (ko) 2015-12-17

Family

ID=54833699

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/005050 WO2015190623A1 (ko) 2014-06-09 2014-06-09 건설차량

Country Status (4)

Country Link
US (1) US20170159540A1 (zh)
EP (1) EP3153630A4 (zh)
CN (1) CN106460367A (zh)
WO (1) WO2015190623A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107255043A (zh) * 2017-07-27 2017-10-17 天纳克（苏州）排放系统有限公司 发动机排气后处理封装及应用
CN107178413A (zh) * 2017-07-27 2017-09-19 天纳克（苏州）排放系统有限公司 发动机排气后处理封装及应用
JP6857112B2 (ja) * 2017-11-29 2021-04-14 日立建機株式会社 作業車両
CN110056412A (zh) * 2018-01-19 2019-07-26 天纳克（苏州）排放系统有限公司 排气后处理装置
CN110080862A (zh) * 2018-01-26 2019-08-02 天纳克（苏州）排放系统有限公司 排气后处理装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011032946A (ja) * 2009-08-03 2011-02-17 Mitsubishi Fuso Truck & Bus Corp 内燃機関の排気浄化装置
JP2011226298A (ja) * 2010-04-15 2011-11-10 Ud Trucks Corp 排気浄化装置
JP2012149535A (ja) * 2011-01-17 2012-08-09 Mitsubishi Fuso Truck & Bus Corp 排気浄化装置
JP2013133775A (ja) * 2011-12-27 2013-07-08 Komatsu Ltd 還元剤水溶液ミキシング装置及び排気ガス後処理装置
KR20140026826A (ko) * 2012-08-23 2014-03-06 대동공업주식회사 농업용 작업차량의 배기가스 후처리장치 취부구조

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8191668B2 (en) * 2008-08-07 2012-06-05 Caterpillar Inc. Mounting assembly for emissions control system
US7966979B2 (en) * 2009-01-26 2011-06-28 Caterpillar Inc. Mounting and cooling device for emissions system electronics
WO2010110242A1 (ja) * 2009-03-26 2010-09-30 株式会社小松製作所 内燃機関の排気ガス浄化装置
JP5630216B2 (ja) * 2010-10-29 2014-11-26 コベルコ建機株式会社 建設機械
KR101952952B1 (ko) * 2010-12-24 2019-02-28 두산인프라코어 주식회사 건설중장비 배기가스 배출장치의 마운팅장치
CN104040125A (zh) * 2012-01-06 2014-09-10 沃尔沃建造设备有限公司 用于减少重型设备的废气的装置
JP5474155B1 (ja) * 2012-10-16 2014-04-16 株式会社小松製作所 排気処理ユニット、排気処理ユニットの取り付け及び取り外し方法
JP5442830B1 (ja) * 2012-10-16 2014-03-12 株式会社小松製作所 油圧ショベル
US9133601B2 (en) * 2012-10-16 2015-09-15 Komatsu Ltd. Hydraulic excavator
JP5449517B1 (ja) * 2012-12-20 2014-03-19 株式会社小松製作所 作業車両
CN104105855B (zh) * 2013-02-15 2015-09-09 株式会社小松制作所 排气处理单元、排气处理单元的制造方法及作业车辆
WO2015019502A1 (ja) * 2013-08-09 2015-02-12 株式会社小松製作所 支持機構、排気処理ユニット、ホイールローダ
CN105102728B (zh) * 2015-05-21 2016-06-15 株式会社小松制作所 液压挖掘机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011032946A (ja) * 2009-08-03 2011-02-17 Mitsubishi Fuso Truck & Bus Corp 内燃機関の排気浄化装置
JP2011226298A (ja) * 2010-04-15 2011-11-10 Ud Trucks Corp 排気浄化装置
JP2012149535A (ja) * 2011-01-17 2012-08-09 Mitsubishi Fuso Truck & Bus Corp 排気浄化装置
JP2013133775A (ja) * 2011-12-27 2013-07-08 Komatsu Ltd 還元剤水溶液ミキシング装置及び排気ガス後処理装置
KR20140026826A (ko) * 2012-08-23 2014-03-06 대동공업주식회사 농업용 작업차량의 배기가스 후처리장치 취부구조

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3153630A4 *

Also Published As

Publication number Publication date
CN106460367A (zh) 2017-02-22
US20170159540A1 (en) 2017-06-08
EP3153630A4 (en) 2018-01-10
EP3153630A1 (en) 2017-04-12

Similar Documents

Publication Publication Date Title
WO2015190623A1 (ko) 건설차량
WO2013103169A1 (ko) 중장비용 배기가스 저감장치
WO2011068376A2 (ko) 배기가스 여과 장치
CN110145389B (zh) 发动机催化器总成及排气系统
WO2013111989A1 (ko) 후처리 시스템 장치 및 제어방법
CN105402007A (zh) 柴油车箱式后处理总成
WO2012096513A2 (ko) 디젤엔진 배기가스 후처리 장치의 차압센서 취부구조
WO2011132918A2 (ko) 암모니아 분해 모듈을 가지는 디젤엔진 배기가스 배출장치
AU2017600A (en) Filter for egr system heated by an enclosing catalyst
CN107780998B (zh) 一种通用化集成式doc-dpf-scr后处理装置
EP1055806A3 (en) NOx trap and particulate filter system for an internal combustion engine
CN107893693A (zh) 一种汽车尾气净化处理装置
KR20160107787A (ko) 배기가스 후처리 장치
KR20160107786A (ko) 배기가스 후처리 장치 및 이를 포함하는 콤바인
WO2012018186A2 (ko) 엔진의 후처리 장치
KR20170135566A (ko) 콤바인의 배기가스 후처리장치 배치구조
CN111156068A (zh) 发动机后处理系统及车辆
CN209040939U (zh) 一种农业机械用排气弯管、尾气后处理装置及农用机械
KR101425876B1 (ko) 디젤엔진 배기가스 후처리 장치
WO2019245175A1 (ko) 바이오촤를 이용한 가압순산소 오염물질 포집 시스템
CN220815802U (zh) 一种尾气催化器结构
WO2015130111A1 (ko) 흔들림 방지 부재를 구비하는 선택적 촉매 환원 시스템의 요소저장탱크 및 이를 구비하는 농업용 작업차량
KR100815015B1 (ko) 자동차의 배기가스 정화장치
CN108868983B (zh) 一种集成式scr总成
CN217440144U (zh) 一种推土机排气后处理及空滤集成安装支架

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14894794

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 15316652

Country of ref document: US

REEP Request for entry into the european phase

Ref document number: 2014894794

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2014894794

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE