JP2015083801A - 作業車両のエンジン装置 - Google Patents
作業車両のエンジン装置 Download PDFInfo
- Publication number
- JP2015083801A JP2015083801A JP2013222366A JP2013222366A JP2015083801A JP 2015083801 A JP2015083801 A JP 2015083801A JP 2013222366 A JP2013222366 A JP 2013222366A JP 2013222366 A JP2013222366 A JP 2013222366A JP 2015083801 A JP2015083801 A JP 2015083801A
- Authority
- JP
- Japan
- Prior art keywords
- case
- exhaust
- exhaust gas
- diesel engine
- engine
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 claims abstract description 179
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 58
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000004202 carbamide Substances 0.000 claims abstract description 57
- 238000002156 mixing Methods 0.000 claims abstract description 53
- 238000000746 purification Methods 0.000 claims description 55
- 239000013618 particulate matter Substances 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 5
- 239000004071 soot Substances 0.000 abstract description 25
- 238000012423 maintenance Methods 0.000 abstract description 19
- 238000004140 cleaning Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract 2
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 23
- 239000000446 fuel Substances 0.000 description 22
- 238000001816 cooling Methods 0.000 description 20
- 238000002347 injection Methods 0.000 description 17
- 239000007924 injection Substances 0.000 description 17
- 239000003054 catalyst Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- 239000002828 fuel tank Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- -1 particulates Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Component Parts Of Construction Machinery (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
【解決手段】エンジン1の排気ガス中の粒子状物質を除去する第1ケース28と、エンジン1の排気ガス中の窒素酸化物質を除去する第2ケース29を備え、第1ケース28に尿素混合管を介して第2ケース29を接続させる作業車両のエンジン装置において、第1ケース28を、排気取入れ側ケース121と排気排出側ケース122に分割形成し、エンジン1側に前記排気取入れ側ケース121を支持させた状態で、排気排出側ケース122を分離可能に構成したものである。
【選択図】図19
Description
6 排気マニホールド
27 排気ガス浄化装置(排気浄化ユニット)
28 第1ケース
29 第2ケース
35 DPF出口管(排気出口管)
39 尿素混合管
82 前部支脚体
84 側部支脚体
86 後部支脚体
87 支持台
95 左ケース固定体(挟持体)
96 右ケース固定体(挟持体)
97 締結バンド(挟持体)
121 排気取入れ側ケース
122 排気排出側ケース
Claims (4)
- エンジンの排気ガス中の粒子状物質を除去する第1ケースと、前記エンジンの排気ガス中の窒素酸化物質を除去する第2ケースを備え、前記第1ケースに尿素混合管を介して前記第2ケースを接続させる作業車両のエンジン装置において、
前記第1ケースを、排気取入れ側ケースと排気排出側ケースに分割形成し、前記エンジン側に前記排気取入れ側ケースを支持させた状態で、前記排気排出側ケースを分離可能に構成したことを特徴とする作業車両のエンジン装置。 - 前記第1ケースに尿素混合管を連結する排気出口管を備え、前記排気排出側ケースの外側のうち排気ガス移動方向と交叉する方向の外側に前記排気出口管を延設させ、排気ガス移動方向に分離させる前記排気排出側ケースの分離軌跡から外れた位置に、前記尿素混合管と排気出口管の連結部を配置させたことを特徴とする請求項1に記載の作業車両のエンジン装置。
- 前記排気取入れ側ケースと第2ケースを固着する挟持体と、前記排気排出側ケースと第2ケースを固着する挟持体を備え、前記第1ケースと第2ケースを前記各挟持体にて一体的に固着して、排気浄化ユニットを形成するように構成したことを特徴とする請求項1に記載の作業車両のエンジン装置。
- 前記第1ケースと第2ケースを一体的に固着する挟持体と、前記挟持体を取付ける支持台とを備え、前記エンジンの上面側に複数の支脚体を立設させ、前記エンジンの排気マニホールドと複数の支脚体に前記支持台を連結させるように構成したことを特徴とする請求項1に記載の作業車両のエンジン装置。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013222366A JP6534790B2 (ja) | 2013-10-25 | 2013-10-25 | 作業車両のエンジン装置 |
EP14856037.8A EP3061936B1 (en) | 2013-10-25 | 2014-10-22 | Engine device for work vehicle |
PCT/JP2014/078126 WO2015060355A1 (ja) | 2013-10-25 | 2014-10-22 | 作業車両のエンジン装置 |
KR1020207015302A KR102344825B1 (ko) | 2013-10-25 | 2014-10-22 | 작업 차량의 엔진 장치 |
KR1020167007781A KR20160070060A (ko) | 2013-10-25 | 2014-10-22 | 작업 차량의 엔진 장치 |
CN201480058081.9A CN105683520B (zh) | 2013-10-25 | 2014-10-22 | 作业车辆的发动机装置 |
US15/030,680 US9810133B2 (en) | 2013-10-25 | 2014-10-22 | Engine device for work vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013222366A JP6534790B2 (ja) | 2013-10-25 | 2013-10-25 | 作業車両のエンジン装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015083801A true JP2015083801A (ja) | 2015-04-30 |
JP6534790B2 JP6534790B2 (ja) | 2019-06-26 |
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JP2013222366A Active JP6534790B2 (ja) | 2013-10-25 | 2013-10-25 | 作業車両のエンジン装置 |
Country Status (1)
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JP (1) | JP6534790B2 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100186394A1 (en) * | 2009-01-26 | 2010-07-29 | Caterpillar Inc. | Exhaust gas after treatment assembly |
JP2011226298A (ja) * | 2010-04-15 | 2011-11-10 | Ud Trucks Corp | 排気浄化装置 |
JP2012215022A (ja) * | 2011-03-31 | 2012-11-08 | Komatsu Ltd | エンジンユニット |
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2013
- 2013-10-25 JP JP2013222366A patent/JP6534790B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100186394A1 (en) * | 2009-01-26 | 2010-07-29 | Caterpillar Inc. | Exhaust gas after treatment assembly |
JP2011226298A (ja) * | 2010-04-15 | 2011-11-10 | Ud Trucks Corp | 排気浄化装置 |
JP2012215022A (ja) * | 2011-03-31 | 2012-11-08 | Komatsu Ltd | エンジンユニット |
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JP6534790B2 (ja) | 2019-06-26 |
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