JP7320194B2 - 車両の還元剤解凍装置 - Google Patents
車両の還元剤解凍装置 Download PDFInfo
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- JP7320194B2 JP7320194B2 JP2019212360A JP2019212360A JP7320194B2 JP 7320194 B2 JP7320194 B2 JP 7320194B2 JP 2019212360 A JP2019212360 A JP 2019212360A JP 2019212360 A JP2019212360 A JP 2019212360A JP 7320194 B2 JP7320194 B2 JP 7320194B2
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- JP
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- Prior art keywords
- cooling water
- flow path
- reducing agent
- water flow
- orifice
- 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.)
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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
- F01N3/08—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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/11—Adding substances to exhaust gases the substance or part of the dosing system being cooled
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1406—Storage means for substances, e.g. tanks or reservoirs
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Description
2:エンジン(内燃機関)
3:排気管
6:ドージングバルブ(噴射弁)
7:還元剤タンク
10:還元剤解凍装置
11:冷却水循環流路
12:第1冷却水流路
13:第2冷却水流路
14:開閉弁
15:オリフィス
16:分岐部
17:ホース(管)
Claims (1)
- 内燃機関からの排気ガス中の窒素酸化物を還元するための還元剤を貯留する還元剤タンクと、前記内燃機関の排気管に対して取り付けられて前記還元剤タンクからの還元剤を前記排気管内の排気ガス中に噴射する噴射弁とを有する車両の還元剤解凍装置であって、
前記内燃機関の冷却水が循環する冷却水循環流路から分岐して、前記噴射弁を通って前記冷却水循環流路へ戻る冷却水の第1冷却水流路と、
前記第1冷却水流路のうち前記噴射弁よりも上流側に設けられる分岐部から分岐して前記還元剤タンクを通って前記冷却水循環流路側へ戻る冷却水の第2冷却水流路と、
前記第2冷却水流路に設けられる開閉弁と、
前記第1冷却水流路のうち前記分岐部よりも下流側に設けられて、前記第1冷却水流路を部分的に縮径させるオリフィスと、を備え、
前記オリフィスは、前記第1冷却水流路を部分的に縮径させる内径を有する筒状に形成され、前記第1冷却水流路のうち前記分岐部と前記噴射弁との間の領域を区画する管、または前記第1冷却水流路のうち前記噴射弁よりも下流側を区画する管の内部に挿入され、
前記オリフィスが挿入される前記管は、ゴム製のホースであり、
前記オリフィスは、前記ホースの内径よりも大きな外径を有する円筒状である
ことを特徴とする車両の還元剤解凍装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019212360A JP7320194B2 (ja) | 2019-11-25 | 2019-11-25 | 車両の還元剤解凍装置 |
DE112020005815.8T DE112020005815T5 (de) | 2019-11-25 | 2020-11-09 | Reduktionsmittelauftauvorrichtung für ein fahrzeug |
CN202080094441.6A CN115038856B (zh) | 2019-11-25 | 2020-11-09 | 车辆的还原剂解冻装置 |
PCT/JP2020/041668 WO2021106528A1 (ja) | 2019-11-25 | 2020-11-09 | 車両の還元剤解凍装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019212360A JP7320194B2 (ja) | 2019-11-25 | 2019-11-25 | 車両の還元剤解凍装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021085328A JP2021085328A (ja) | 2021-06-03 |
JP7320194B2 true JP7320194B2 (ja) | 2023-08-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019212360A Active JP7320194B2 (ja) | 2019-11-25 | 2019-11-25 | 車両の還元剤解凍装置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7320194B2 (ja) |
CN (1) | CN115038856B (ja) |
DE (1) | DE112020005815T5 (ja) |
WO (1) | WO2021106528A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001317835A (ja) | 2000-05-10 | 2001-11-16 | Hitachi Ltd | 吸収冷凍機 |
JP2003287315A (ja) | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | 吸収式冷凍機 |
JP2010007568A (ja) | 2008-06-27 | 2010-01-14 | Bosch Corp | タンク内センサの合理性診断方法及び合理性診断装置 |
JP2014196880A (ja) | 2013-03-29 | 2014-10-16 | 株式会社デンソー | 統合弁 |
JP2015017576A (ja) | 2013-07-12 | 2015-01-29 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 還元剤供給装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3420881B2 (ja) * | 1996-02-19 | 2003-06-30 | 株式会社日本製鋼所 | 射出成形機の駆動装置の潤滑方法および潤滑装置 |
JP4332840B2 (ja) * | 2003-04-24 | 2009-09-16 | 株式会社ニッキ | 排ガス浄化用還元剤噴射器 |
JP2009097479A (ja) * | 2007-10-19 | 2009-05-07 | Bosch Corp | 還元剤供給装置の制御装置及び制御方法 |
US10240504B2 (en) | 2014-10-23 | 2019-03-26 | Bosch Corporation | Control device and control method for reducing agent injection device, and reducing agent injection device |
DE102016216366A1 (de) * | 2016-08-31 | 2018-03-01 | Robert Bosch Gmbh | Dosiersystem für eine Abgasnachbehandlung einer Brennkraftmaschine |
JP2019212360A (ja) | 2018-05-31 | 2019-12-12 | パナソニックIpマネジメント株式会社 | 加熱コイルユニット及び加熱調理器 |
-
2019
- 2019-11-25 JP JP2019212360A patent/JP7320194B2/ja active Active
-
2020
- 2020-11-09 DE DE112020005815.8T patent/DE112020005815T5/de active Pending
- 2020-11-09 WO PCT/JP2020/041668 patent/WO2021106528A1/ja active Application Filing
- 2020-11-09 CN CN202080094441.6A patent/CN115038856B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001317835A (ja) | 2000-05-10 | 2001-11-16 | Hitachi Ltd | 吸収冷凍機 |
JP2003287315A (ja) | 2002-03-28 | 2003-10-10 | Sanyo Electric Co Ltd | 吸収式冷凍機 |
JP2010007568A (ja) | 2008-06-27 | 2010-01-14 | Bosch Corp | タンク内センサの合理性診断方法及び合理性診断装置 |
JP2014196880A (ja) | 2013-03-29 | 2014-10-16 | 株式会社デンソー | 統合弁 |
JP2015017576A (ja) | 2013-07-12 | 2015-01-29 | ローベルト ボッシュ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 還元剤供給装置 |
Also Published As
Publication number | Publication date |
---|---|
DE112020005815T5 (de) | 2022-09-15 |
CN115038856A (zh) | 2022-09-09 |
WO2021106528A1 (ja) | 2021-06-03 |
CN115038856B (zh) | 2024-02-23 |
JP2021085328A (ja) | 2021-06-03 |
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