JP7273572B2 - 暖機装置 - Google Patents
暖機装置 Download PDFInfo
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- JP7273572B2 JP7273572B2 JP2019051900A JP2019051900A JP7273572B2 JP 7273572 B2 JP7273572 B2 JP 7273572B2 JP 2019051900 A JP2019051900 A JP 2019051900A JP 2019051900 A JP2019051900 A JP 2019051900A JP 7273572 B2 JP7273572 B2 JP 7273572B2
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- Prior art keywords
- valve
- cooling water
- engine
- refrigerant
- temperature
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Classifications
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- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
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- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
- F01N3/2026—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means directly electrifying the catalyst substrate, i.e. heating the electrically conductive catalyst substrate by joule effect
-
- 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
- F01N3/0205—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust using heat exchangers
-
- 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
- F01N3/043—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 without contact between liquid and exhaust gases
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
-
- 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
- F01N9/00—Electrical control of exhaust gas treating 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1602—Temperature of exhaust gas apparatus
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
Description
上記実施形態において、暖機装置が、エンジン2を冷却する冷却機構200に含まれる場合を例に挙げた。しかし、暖機装置は、冷却機構200と別体であってもよい。
図18は、第2の変形例の暖機装置400を説明する図である。図18中、冷却流路420(図18中、420a~420cで示す)を実線の矢印で示し、信号の流れを破線の矢印で示す。図18に示すように、暖機装置400は、冷媒送出部310、冷却流路420、加熱機構40、冷媒貯留部430、開閉弁340、暖機制御部450、温度センサT5が設けられる。なお、上記実施形態の冷却機構200と実質的に等しい構成要素については、同一の符号を付して説明を省略する。
40 加熱機構
42、330、430 冷媒貯留部
54 加熱制御部
200 冷却機構(暖機装置)
300、400 暖機装置
310 冷媒送出部
Claims (3)
- 排気管に設けられた浄化触媒を加熱する加熱機構と、
加熱された前記浄化触媒と熱交換された冷媒を保温可能に貯留する冷媒貯留部と、
前記冷媒貯留部に貯留された前記冷媒を暖機対象に送出する冷媒送出部と、
エンジンの始動前における所定の開始タイミングで前記加熱機構の駆動を開始し、前記エンジンが停止しており、かつ、所定の終了タイミングである場合、または、前記エンジンが始動された場合に前記加熱機構を停止する加熱制御部と、
前記エンジンが停止しており、かつ、前記終了タイミングである場合に、前記加熱制御部によって前記加熱機構が停止されたら、前記浄化触媒と前記冷媒とを熱交換させる冷媒熱交換部と、
を備える暖機装置。 - 排気管に設けられた浄化触媒を加熱する加熱機構と、
加熱された前記浄化触媒と熱交換された冷媒を保温可能に貯留する冷媒貯留部と、
前記冷媒貯留部に貯留された前記冷媒を暖機対象に送出する冷媒送出部と、
エンジンの始動前における所定の開始タイミングで前記加熱機構の駆動を開始し、前記エンジンが始動された場合に前記加熱機構を停止する加熱制御部と、
を備える暖機装置。 - 前記冷媒送出部は、前記冷媒貯留部に貯留された前記冷媒が外気温を上回る場合に、前記冷媒を前記暖機対象に送出する請求項1または2に記載の暖機装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019051900A JP7273572B2 (ja) | 2019-03-19 | 2019-03-19 | 暖機装置 |
US16/735,314 US11047279B2 (en) | 2019-03-19 | 2020-01-06 | Warm-up device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019051900A JP7273572B2 (ja) | 2019-03-19 | 2019-03-19 | 暖機装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020153283A JP2020153283A (ja) | 2020-09-24 |
JP7273572B2 true JP7273572B2 (ja) | 2023-05-15 |
Family
ID=72513887
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019051900A Active JP7273572B2 (ja) | 2019-03-19 | 2019-03-19 | 暖機装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11047279B2 (ja) |
JP (1) | JP7273572B2 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002180825A (ja) | 2000-12-14 | 2002-06-26 | Isuzu Ceramics Res Inst Co Ltd | 排気ガス浄化装置 |
JP2003193832A (ja) | 2001-12-27 | 2003-07-09 | Denso Corp | 熱機関の排気装置 |
JP2008239078A (ja) | 2007-03-28 | 2008-10-09 | Toyota Motor Corp | 車両およびその制御方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04175415A (ja) * | 1990-11-07 | 1992-06-23 | Toyota Motor Corp | 排気浄化装置 |
US5388404A (en) * | 1992-06-09 | 1995-02-14 | Mitsubishi Denki Kabushiki Kaisha | Controller device for electrically heated catalyst of automotive engine |
US6318077B1 (en) * | 2000-03-13 | 2001-11-20 | General Motors Corporation | Integrated thermal and exhaust management unit |
JP4281789B2 (ja) * | 2006-12-06 | 2009-06-17 | トヨタ自動車株式会社 | 排気熱回収装置 |
US7769505B2 (en) * | 2007-05-03 | 2010-08-03 | Gm Global Technology Operations, Inc. | Method of operating a plug-in hybrid electric vehicle |
JP5714239B2 (ja) | 2010-04-14 | 2015-05-07 | トヨタ自動車株式会社 | 車両の制御システム |
EP3369907B1 (en) * | 2017-03-03 | 2019-04-10 | C.R.F. Società Consortile per Azioni | Cooling system for an internal combustion engine of a motor-vehicle |
-
2019
- 2019-03-19 JP JP2019051900A patent/JP7273572B2/ja active Active
-
2020
- 2020-01-06 US US16/735,314 patent/US11047279B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002180825A (ja) | 2000-12-14 | 2002-06-26 | Isuzu Ceramics Res Inst Co Ltd | 排気ガス浄化装置 |
JP2003193832A (ja) | 2001-12-27 | 2003-07-09 | Denso Corp | 熱機関の排気装置 |
JP2008239078A (ja) | 2007-03-28 | 2008-10-09 | Toyota Motor Corp | 車両およびその制御方法 |
Also Published As
Publication number | Publication date |
---|---|
US20200300142A1 (en) | 2020-09-24 |
JP2020153283A (ja) | 2020-09-24 |
US11047279B2 (en) | 2021-06-29 |
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