JP6288001B2 - 内燃機関 - Google Patents
内燃機関 Download PDFInfo
- Publication number
- JP6288001B2 JP6288001B2 JP2015158229A JP2015158229A JP6288001B2 JP 6288001 B2 JP6288001 B2 JP 6288001B2 JP 2015158229 A JP2015158229 A JP 2015158229A JP 2015158229 A JP2015158229 A JP 2015158229A JP 6288001 B2 JP6288001 B2 JP 6288001B2
- Authority
- JP
- Japan
- Prior art keywords
- ammonia gas
- reactor
- valve
- control unit
- temperature
- 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.)
- Expired - Fee Related
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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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- 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
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/10—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a heat accumulator
-
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/12—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a thermal reactor
-
- 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
- F01N2250/12—Combinations of different methods of purification absorption or adsorption, 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
- 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
-
- 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
- F01N2900/1631—Heat amount provided to exhaust 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
- F01N9/00—Electrical control of exhaust gas treating 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Description
MgCl2(NH3)2+4NH3 ⇔ Mg(NH3)6Cl2+q[kJ]…(1)
21 排気管(排気通路)
30 第1触媒コンバータ(第1加熱対象物)
50 第2触媒コンバータ(第2加熱対象物)
70 化学蓄熱装置
71 タンク(貯蔵部)
72 第1反応器(第1ヒータ)
723 第1化学蓄熱材(第1素子)
73 第1接続管
74 第1バルブ
75 第2反応器(第2ヒータ)
753 第2化学蓄熱材(第2素子)
77 第2バルブ
100 内燃機関
200 電子制御ユニット(制御装置)
Claims (2)
- 機関本体と、
前記機関本体の排気通路に配置された第1加熱対象物と、
前記第1加熱対象物よりも下流側の前記排気通路に配置された第2加熱対象物と、
前記第1加熱対象物及び前記第2加熱対象物を加熱するための化学蓄熱装置と、
前記化学蓄熱装置を制御する制御装置と、
を備える内燃機関であって、
前記化学蓄熱装置は、
反応媒体を貯蔵する貯蔵部と、
前記貯蔵部から第1接続管を介して供給された反応媒体を化学吸着したときに発熱し、反応媒体を化学吸着している状態で排気熱によって加熱されると反応媒体を脱離させる第1素子を含み、前記第1加熱対象物よりも上流側の前記排気通路に配置された第1ヒータと、
前記貯蔵部から第2接続管を介して供給された反応媒体を化学吸着したときに発熱し、反応媒体を化学吸着している状態で排気熱によって加熱されると反応媒体を脱離させる第2素子を含み、前記第1加熱対象物と前記第2加熱対象物との間の前記排気通路に配置された第2ヒータと、
前記第1接続管に配置された第1バルブと、
前記第2接続管に配置された第2バルブと、
を備え、
前記制御装置は、
前記第1ヒータ及び前記第2ヒータの双方に反応媒体を供給したときは、前記第2ヒータに供給した反応媒体が優先的に前記貯蔵部に回収されるように、前記第1バルブ及び第2バルブの開度を制御する、
内燃機関。 - 前記制御装置は、
前記第2ヒータに供給した反応媒体を優先的に前記貯蔵部に回収する場合には、前記第2ヒータに流入する排気の温度が第1回収温度以上となったときに、前記第1バルブの開度よりも前記第2バルブの開度を大きくして前記第2素子から脱離させた反応媒体を前記貯蔵部に回収し、
回収完了後、前記第1ヒータに流入する排気の温度が前記第1回収温度よりも高い第2回収温度以上となったときに、前記第2バルブの開度よりも前記第1バルブの開度を大きくして前記第1素子から脱離させた反応媒体を前記貯蔵部に回収する、
請求項1に記載の内燃機関。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015158229A JP6288001B2 (ja) | 2015-08-10 | 2015-08-10 | 内燃機関 |
DE102016113082.6A DE102016113082A1 (de) | 2015-08-10 | 2016-07-15 | Verbrennungskraftmaschine |
US15/230,755 US10180094B2 (en) | 2015-08-10 | 2016-08-08 | Internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015158229A JP6288001B2 (ja) | 2015-08-10 | 2015-08-10 | 内燃機関 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017036702A JP2017036702A (ja) | 2017-02-16 |
JP6288001B2 true JP6288001B2 (ja) | 2018-03-07 |
Family
ID=57908413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015158229A Expired - Fee Related JP6288001B2 (ja) | 2015-08-10 | 2015-08-10 | 内燃機関 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10180094B2 (ja) |
JP (1) | JP6288001B2 (ja) |
DE (1) | DE102016113082A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102016224711B4 (de) * | 2016-12-12 | 2019-08-01 | Continental Automotive Gmbh | Verfahren zum Betrieb eines elektrisch beheizbaren Katalysators |
DE102018218883A1 (de) | 2018-11-06 | 2020-05-07 | Ford Global Technologies, Llc | Verfahren zum Betrieb eines Kraftfahrzeugs mit einer Brennkraftmaschine mit einer Abgasrückführung |
DE112019006135T5 (de) * | 2018-12-10 | 2021-08-19 | Ngk Insulators, Ltd. | Reduktionsmittel-Einspritzvorrichtung, Abgasverarbeitungsvorrichtung und Abgasverarbeitungsverfahren |
JP7459762B2 (ja) | 2020-11-04 | 2024-04-02 | 株式会社豊田自動織機 | 排気浄化装置 |
FR3124220A1 (fr) * | 2021-06-16 | 2022-12-23 | Psa Automobiles Sa | Ligne d’echappement equipee d’une chambre de stockage de gaz d’echappement |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07180539A (ja) * | 1993-12-24 | 1995-07-18 | Mitsubishi Electric Corp | 化学発熱装置 |
JPH11311117A (ja) * | 1998-04-28 | 1999-11-09 | Denso Corp | 触媒加熱装置 |
JP2005351108A (ja) | 2004-06-08 | 2005-12-22 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP5397327B2 (ja) * | 2010-06-25 | 2014-01-22 | 株式会社デンソー | 化学蓄熱装置 |
JP5860852B2 (ja) | 2012-08-09 | 2016-02-16 | 株式会社豊田中央研究所 | 触媒反応装置及び車両 |
JP5954123B2 (ja) * | 2012-11-07 | 2016-07-20 | 株式会社豊田自動織機 | 排気ガス浄化システム |
JP2016148482A (ja) * | 2015-02-12 | 2016-08-18 | 株式会社豊田自動織機 | 化学蓄熱装置 |
-
2015
- 2015-08-10 JP JP2015158229A patent/JP6288001B2/ja not_active Expired - Fee Related
-
2016
- 2016-07-15 DE DE102016113082.6A patent/DE102016113082A1/de not_active Withdrawn
- 2016-08-08 US US15/230,755 patent/US10180094B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2017036702A (ja) | 2017-02-16 |
US20170044947A1 (en) | 2017-02-16 |
US10180094B2 (en) | 2019-01-15 |
DE102016113082A1 (de) | 2017-02-16 |
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