JP4978559B2 - ガス循環型エンジン - Google Patents
ガス循環型エンジン Download PDFInfo
- Publication number
- JP4978559B2 JP4978559B2 JP2008132543A JP2008132543A JP4978559B2 JP 4978559 B2 JP4978559 B2 JP 4978559B2 JP 2008132543 A JP2008132543 A JP 2008132543A JP 2008132543 A JP2008132543 A JP 2008132543A JP 4978559 B2 JP4978559 B2 JP 4978559B2
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- JP
- Japan
- Prior art keywords
- fuel
- oxidant
- pressure
- engine
- working gas
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
- F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/10—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone
- F02M25/12—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding acetylene, non-waterborne hydrogen, non-airborne oxygen, or ozone the apparatus having means for generating such gases
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
本発明に係る作動ガス循環型エンジンの実施例1を図1から図4に基づいて説明する。
次に、本発明に係る作動ガス循環型エンジンの実施例2を図5及び図6に基づいて説明する。
11b 吸気ポート
11c 排気ポート
20 循環経路
21 循環通路
30 酸化剤供給装置
31 酸化剤貯留タンク
32 酸化剤供給手段
33 高圧酸化剤供給通路
34 レギュレータ
35 酸化剤流量計
40 被酸化燃料供給装置
41 被酸化燃料貯留タンク
42 燃料噴射手段
43 第1高圧燃料供給通路
44 第2高圧燃料供給通路
45 第3高圧燃料供給通路
46 レギュレータ
47 燃料流量計
48 サージタンク
50 電子制御装置(ECU)
60 凝縮器
80 エンジン停止時燃料待避装置
81 燃料待避タンク
82 燃料待避通路
83 燃料待避手段(燃料待避弁)
84 燃料遮断手段(燃料遮断弁)
85 作動ガス高圧貯留タンク
86 作動ガス供給通路
87 作動ガス供給手段(作動ガス供給弁)
91 待避燃料供給通路
92 待避燃料供給手段(待避燃料供給弁)
93 圧力検出手段
180 エンジン停止時燃料待避装置
CC 燃焼室
Claims (3)
- 高圧燃料供給通路の高圧の被酸化燃料,該被酸化燃料の燃焼を促す高圧酸化剤供給通路の高圧の酸化剤及び前記被酸化燃料の燃焼に伴って動力を発生させる空気よりも比熱比の高い作動ガスが供給される燃焼室と、該燃焼室の吸気側と排気側とを繋ぐ循環経路と、を備え、前記作動ガスが大気へと放出されることなく前記循環経路を介して再び前記燃焼室に供給されるよう構成したガス循環型エンジンにおいて、
前記高圧燃料供給通路の高圧の被酸化燃料を待避可能な燃料待避タンクと、前記高圧燃料供給通路と前記燃料待避タンクとの間を連通又は遮断させる燃料待避弁と、エンジン運転中に遮断状態にある前記高圧燃料供給通路と前記燃料待避タンクとの間をエンジン停止時に前記燃料待避弁を開弁させることで連通させる燃料待避制御手段と、前記燃料待避タンクと吸気通路との間を連通又は遮断させる待避燃料供給弁と、エンジン停止中に遮断状態にある前記燃料待避タンクと前記吸気通路との間をエンジン再始動後に前記待避燃料供給弁を開弁させることで連通させる待避燃料制御手段と、前記高圧酸化剤供給通路の高圧の酸化剤を待避可能な酸化剤待避タンクと、前記高圧酸化剤供給通路と前記酸化剤待避タンクとの間を連通又は遮断させる酸化剤待避弁と、エンジン運転中に遮断状態にある前記高圧酸化剤供給通路と前記酸化剤待避タンクとの間をエンジン停止時に前記酸化剤待避弁を開弁させることで連通させる酸化剤待避制御手段と、前記酸化剤待避タンクと吸気通路との間を連通又は遮断させる待避酸化剤供給弁と、エンジン停止中に遮断状態にある前記酸化剤待避タンクと前記吸気通路との間をエンジン再始動後に前記待避酸化剤供給弁を開弁させることで連通させる待避酸化剤制御手段と、を備えたことを特徴とするガス循環型エンジン。 - 前記高圧燃料供給通路の被酸化燃料よりも高圧の状態で前記作動ガスを貯留する作動ガス高圧貯留タンクと、該作動ガス高圧貯留タンクと前記高圧燃料供給通路との間を連通又は遮断させる作動ガス供給弁と、を備え、
前記燃料待避制御手段は、エンジン停止時に更に前記作動ガス供給弁を開弁させるよう構成したことを特徴とする請求項1記載のガス循環型エンジン。 - 前記高圧酸化剤供給通路の酸化剤よりも高圧の状態で前記作動ガスを貯留する作動ガス高圧貯留タンクと、該作動ガス高圧貯留タンクと前記高圧酸化剤供給通路との間を連通又は遮断させる作動ガス供給弁と、を備え、
前記酸化剤待避制御手段は、エンジン停止時に更に前記作動ガス供給弁を開弁させるよう構成したことを特徴とする請求項1記載のガス循環型エンジン。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008132543A JP4978559B2 (ja) | 2008-05-20 | 2008-05-20 | ガス循環型エンジン |
US12/993,396 US8453623B2 (en) | 2008-05-20 | 2009-05-19 | Gas circulation engine |
EP09750164A EP2310660B1 (en) | 2008-05-20 | 2009-05-19 | Gas circulation engine |
PCT/IB2009/005648 WO2009141707A2 (en) | 2008-05-20 | 2009-05-19 | Gas circulation engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008132543A JP4978559B2 (ja) | 2008-05-20 | 2008-05-20 | ガス循環型エンジン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009281203A JP2009281203A (ja) | 2009-12-03 |
JP4978559B2 true JP4978559B2 (ja) | 2012-07-18 |
Family
ID=41279497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008132543A Expired - Fee Related JP4978559B2 (ja) | 2008-05-20 | 2008-05-20 | ガス循環型エンジン |
Country Status (4)
Country | Link |
---|---|
US (1) | US8453623B2 (ja) |
EP (1) | EP2310660B1 (ja) |
JP (1) | JP4978559B2 (ja) |
WO (1) | WO2009141707A2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8065991B2 (en) * | 2009-03-11 | 2011-11-29 | Toyota Jidosha Kabushiki Kaisha | Working gas circulation engine |
WO2011048624A1 (ja) * | 2009-10-19 | 2011-04-28 | トヨタ自動車株式会社 | 作動ガス循環型エンジン |
US8707935B2 (en) | 2009-10-28 | 2014-04-29 | Ford Global Technologies, Llc | Exhaust gas recirculation system with a NOx sensor |
BR112012023682A2 (pt) * | 2010-03-19 | 2021-08-17 | Toyota Jidosha Kabushiki Kaisha | sistema de suprimento de combustível para motor de combustão interna |
US9447752B2 (en) * | 2011-07-11 | 2016-09-20 | Toyota Jidosha Kabushiki Kaisha | Detection method of airtight failure in working-gas circulating type gas engine, and working-gas circulating type gas engine using the method |
US20150114344A1 (en) * | 2012-05-09 | 2015-04-30 | Toyota Jidosha Kabushiki Kaisha | Control device of internal combustion engine |
EP2860373A4 (en) * | 2012-06-06 | 2015-11-25 | Toyota Motor Co Ltd | ENGINE OF WORKING GAS CIRCULATION TYPE |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3101592A (en) * | 1961-01-16 | 1963-08-27 | Thompson Ramo Wooldridge Inc | Closed power generating system |
US3702110A (en) * | 1970-11-30 | 1972-11-07 | Aerojet General Co | Closed cycle engine system |
US3775976A (en) * | 1972-05-26 | 1973-12-04 | Us Navy | Lox heat sink system for underwater thermal propulsion system |
US3877447A (en) * | 1973-03-01 | 1975-04-15 | Sr Paul Lawrence Ross | Exhaust supercharger |
US4326483A (en) * | 1980-04-16 | 1982-04-27 | Purification Sciences, Inc. | Internal combustion engine with oxidant manufacture |
DE4321221A1 (de) | 1993-06-27 | 1995-01-05 | Alla Dr Kroll | Elektrochemischer Sensor zur Messung einer Schwefelwasserkonzentration |
JPH10212981A (ja) * | 1997-01-29 | 1998-08-11 | Toyota Motor Corp | 気体燃料エンジンの燃料排出防止装置 |
DK173242B1 (da) * | 1997-01-29 | 2000-05-22 | Man B&W Diesel A/S | af en saedan motor af gas og en fremgangsmade til braendselsforsyningForbraendingsmotor af dieseltypen til forbraending |
AT1924U3 (de) | 1997-06-26 | 1998-09-25 | Avl List Gmbh | Einspritzsystem für eine mit flüssiggas betriebene brennkraftmaschine mit innerer verbrennung |
JP3631891B2 (ja) | 1997-09-22 | 2005-03-23 | 三菱重工業株式会社 | 水素エンジン |
KR100656022B1 (ko) * | 2005-08-30 | 2006-12-08 | 현대자동차주식회사 | Lpi 인젝터의 연료누출 방지 장치 |
JP4192930B2 (ja) * | 2005-09-12 | 2008-12-10 | トヨタ自動車株式会社 | 内燃機関 |
JP4730154B2 (ja) * | 2006-03-15 | 2011-07-20 | トヨタ自動車株式会社 | ガス燃料エンジン |
-
2008
- 2008-05-20 JP JP2008132543A patent/JP4978559B2/ja not_active Expired - Fee Related
-
2009
- 2009-05-19 EP EP09750164A patent/EP2310660B1/en not_active Ceased
- 2009-05-19 US US12/993,396 patent/US8453623B2/en not_active Expired - Fee Related
- 2009-05-19 WO PCT/IB2009/005648 patent/WO2009141707A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2310660B1 (en) | 2012-06-06 |
EP2310660A2 (en) | 2011-04-20 |
US20110067664A1 (en) | 2011-03-24 |
US8453623B2 (en) | 2013-06-04 |
WO2009141707A3 (en) | 2010-01-14 |
JP2009281203A (ja) | 2009-12-03 |
WO2009141707A2 (en) | 2009-11-26 |
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