JP7398016B2 - 建設機械 - Google Patents
建設機械 Download PDFInfo
- Publication number
- JP7398016B2 JP7398016B2 JP2023016338A JP2023016338A JP7398016B2 JP 7398016 B2 JP7398016 B2 JP 7398016B2 JP 2023016338 A JP2023016338 A JP 2023016338A JP 2023016338 A JP2023016338 A JP 2023016338A JP 7398016 B2 JP7398016 B2 JP 7398016B2
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- engine
- treatment device
- scr
- gas treatment
- 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
- 238000010276 construction Methods 0.000 title claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 102
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 34
- WTHDKMILWLGDKL-UHFFFAOYSA-N urea;hydrate Chemical compound O.NC(N)=O WTHDKMILWLGDKL-UHFFFAOYSA-N 0.000 description 22
- 239000003054 catalyst Substances 0.000 description 21
- 229910021529 ammonia Inorganic materials 0.000 description 17
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 10
- 238000007254 oxidation reaction Methods 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000010720 hydraulic oil Substances 0.000 description 6
- 239000002828 fuel tank Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Exhaust Gas After Treatment (AREA)
Description
32 エンジン
33 ボンネット
71 排気ガス処理装置
72 油圧ポンプ
81 DPF装置(第1処理装置)
82 SCR装置(第2処理装置)
91 第1導入口(第1処理装置導入口)
92 第1排出口(第1処理装置排出口)
93 第2導入口(第2処理装置導入口)
94 第2排出口(第2処理装置排出口)
Claims (4)
- 平面視で後側に突出する湾曲部を有する旋回フレームと、
前記旋回フレームの後部に配置されたエンジンと、
前記エンジンと並んで配置され、前記エンジンの排気ガスを処理し、第1処理装置と、前記第1処理装置と接続管を介して接続する第2処理装置とを有する排気ガス処理装置と、
前記エンジン及び前記排気ガス処理装置を覆うボンネットと、を備え、
前記ボンネットの周壁の後部の湾曲部分と前記接続管の直線部が対向するように配置されている建設機械。 - 前記接続管の前記直線部が前記第1処理装置と前記第2処理装置に対して平行に延びるように形成されている請求項1記載の建設機械。
- 前記接続管が前記エンジンと対向するように設置されている請求項1又は請求項2記載の建設機械。
- 前記エンジンの前方かつ側方に設置されたタンクを備えており、
前記接続管が前記タンクと向かい合うように設置されている請求項1乃至請求項3の何れか1項に記載の建設機械。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023016338A JP7398016B2 (ja) | 2019-03-18 | 2023-02-06 | 建設機械 |
JP2023204064A JP2024019279A (ja) | 2019-03-18 | 2023-12-01 | 建設機械 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019049506A JP7045659B2 (ja) | 2019-03-18 | 2019-03-18 | 建設機械 |
JP2022036283A JP7223894B2 (ja) | 2019-03-18 | 2022-03-09 | 建設機械 |
JP2023016338A JP7398016B2 (ja) | 2019-03-18 | 2023-02-06 | 建設機械 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022036283A Division JP7223894B2 (ja) | 2019-03-18 | 2022-03-09 | 建設機械 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023204064A Division JP2024019279A (ja) | 2019-03-18 | 2023-12-01 | 建設機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023052929A JP2023052929A (ja) | 2023-04-12 |
JP7398016B2 true JP7398016B2 (ja) | 2023-12-13 |
Family
ID=87575208
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022036283A Active JP7223894B2 (ja) | 2019-03-18 | 2022-03-09 | 建設機械 |
JP2023016338A Active JP7398016B2 (ja) | 2019-03-18 | 2023-02-06 | 建設機械 |
JP2023204064A Pending JP2024019279A (ja) | 2019-03-18 | 2023-12-01 | 建設機械 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022036283A Active JP7223894B2 (ja) | 2019-03-18 | 2022-03-09 | 建設機械 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023204064A Pending JP2024019279A (ja) | 2019-03-18 | 2023-12-01 | 建設機械 |
Country Status (1)
Country | Link |
---|---|
JP (3) | JP7223894B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011157721A (ja) | 2010-02-01 | 2011-08-18 | Kobe Steel Ltd | 建設機械 |
JP2015183545A (ja) | 2014-03-20 | 2015-10-22 | ヤンマー株式会社 | エンジン装置 |
JP2016188645A (ja) | 2016-06-16 | 2016-11-04 | ヤンマー株式会社 | 作業車両 |
JP2017029017A (ja) | 2015-07-29 | 2017-02-09 | 井関農機株式会社 | コンバイン |
-
2022
- 2022-03-09 JP JP2022036283A patent/JP7223894B2/ja active Active
-
2023
- 2023-02-06 JP JP2023016338A patent/JP7398016B2/ja active Active
- 2023-12-01 JP JP2023204064A patent/JP2024019279A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011157721A (ja) | 2010-02-01 | 2011-08-18 | Kobe Steel Ltd | 建設機械 |
JP2015183545A (ja) | 2014-03-20 | 2015-10-22 | ヤンマー株式会社 | エンジン装置 |
JP2017029017A (ja) | 2015-07-29 | 2017-02-09 | 井関農機株式会社 | コンバイン |
JP2016188645A (ja) | 2016-06-16 | 2016-11-04 | ヤンマー株式会社 | 作業車両 |
Also Published As
Publication number | Publication date |
---|---|
JP2022075782A (ja) | 2022-05-18 |
JP7223894B2 (ja) | 2023-02-16 |
JP2024019279A (ja) | 2024-02-08 |
JP2023052929A (ja) | 2023-04-12 |
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