JP5380281B2 - 可変圧力噴射用の多数の源の燃料システム - Google Patents
可変圧力噴射用の多数の源の燃料システム Download PDFInfo
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- JP5380281B2 JP5380281B2 JP2009512069A JP2009512069A JP5380281B2 JP 5380281 B2 JP5380281 B2 JP 5380281B2 JP 2009512069 A JP2009512069 A JP 2009512069A JP 2009512069 A JP2009512069 A JP 2009512069A JP 5380281 B2 JP5380281 B2 JP 5380281B2
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- fuel
- pressure
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- injector
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- 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
- F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
- F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
- F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/12—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship providing a continuous cyclic delivery with variable pressure
-
- 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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
- F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
- F02M63/0275—Arrangement of common rails
- F02M63/0285—Arrangement of common rails having more than one common rail
- F02M63/029—Arrangement of common rails having more than one common rail per cylinder bank, e.g. storing different fuels or fuels at different pressure levels per cylinder bank
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0015—Valves characterised by the valve actuating means electrical, e.g. using solenoid
- F02M63/0026—Valves characterised by the valve actuating means electrical, e.g. using solenoid using piezoelectric or magnetostrictive actuators
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0014—Valves characterised by the valve actuating means
- F02M63/0028—Valves characterised by the valve actuating means hydraulic
- F02M63/0029—Valves characterised by the valve actuating means hydraulic using a pilot valve controlling a hydraulic chamber
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/0043—Two-way valves
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/0045—Three-way valves
-
- 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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
- F02M63/0012—Valves
- F02M63/0031—Valves characterized by the type of valves, e.g. special valve member details, valve seat details, valve housing details
- F02M63/0047—Four-way valves or valves with more than four ways
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Description
本出願は、2006年5月24日に出願され「一群の噴射器の圧力制御部を有する多数の源の燃料システム(Multi−Source Fuel System Having Grouped Injector Pressure Control)」と題された、デニス・H・ギブソン(Dennis H.GIBSON)による(特許文献1)、2006年5月24日に出願され「閉ループ圧力制御部を有する多数の源の燃料システム(Multi−Source Fuel System Having Closed Loop Pressure Control)」と題された、デニス・H・ギブソン(Dennis H.GIBSON)による(特許文献2)、および2006年5月31日に出願され「可変圧力噴射用の多数の源の燃料システム(Multi−Source Fuel System For Variable Pressure Injection)」と題された、デニス・H・ギブソン(Dennis H.GIBSON)による(特許文献3)の利益を主張する。これらの開示は、参照により本明細書に明確に援用される。
Claims (14)
- エンジン用の燃料システムであって、
第1の圧力まで燃料を加圧するように構成されたポンプ機構からの加圧燃料を供給する第1のコモンレールと、
第2の圧力まで燃料を加圧するように構成されたポンプ機構からの加圧燃料を供給する第2のコモンレールと、
燃料を受け入れてエンジン内に噴射するように構成された燃料噴射器と、
前記燃料噴射器と前記第1および第2のコモンレールとの間に配置された圧力制御弁であって、該第1および第2のコモンレールと該燃料噴射器とに流体連通し、加圧燃料を該燃料噴射器に供給できる圧力制御弁と、を備え、
前記燃料噴射器が第1の圧力および第2の圧力の燃料を受け入れるように構成され、前記圧力制御弁が、前記第1のコモンレールからの燃料圧力に基づいて前記第2のコモンレールからの燃料の一部をドレンに選択的に通過させることによって前記第2のコモンレールからの燃料圧力を変化させるように構成される燃料システム。 - 前記圧力制御弁が、燃料を第1のコモンレールのみから燃料噴射器に選択的に通過させるようにさらに構成される請求項1に記載の燃料システム。
- ドレンに選択的に送られる前記第2のコモンレールからの燃料の量が、前記第1のコモンレールからの燃料の圧力に依存する請求項1に記載の燃料システム。
- 前記第1のコモンレールからの燃料が前記第2のコモンレールからの燃料よりも高い圧力下にあり、変化させることが、該第1のコモンレールからの燃料の圧力を低下させることのみを含む請求項3に記載の燃料システム。
- 前記燃料噴射器が複数の第1の燃料噴射器の1つであり、
前記圧力制御弁が、複数の第1の燃料噴射器に関連し、かつ前記第1のコモンレールからの燃料と前記第2のコモンレールからの燃料とを複数の第1の燃料噴射器のみに選択的に導くように構成された第1の弁であり、そして燃料システムが、
複数の第2の燃料噴射器と、
複数の第2の燃料噴射器に関連し、かつ前記第1のコモンレールからの燃料と前記第2のコモンレールからの燃料とを複数の第2の燃料噴射器のみに選択的に導くように構成された第2の弁と、をさらに含む請求項1に記載の燃料システム。 - 前記第1および第2の弁が、前記第1のコモンレールからの燃料と前記第2のコモンレールからの燃料とを選択的に混合して、第3の圧力の燃料流を生成するように構成される請求項5に記載の燃料システム。
- 複数の第1の燃料噴射器が、エンジンの不連続に点火する燃焼室のみと関連し、
複数の第2の燃料噴射器が、エンジンの不連続に点火する燃焼室のみと関連する
請求項5に記載の燃料システム。 - 請求項1に記載の燃料システムであって、前記燃料噴射器が、前記第1および第2のコモンレールから燃料を受け入れるように構成され、さらに、前記圧力制御弁と連通し、かつ所望の噴射圧力に基づいて、該圧力制御弁の動作と結果として生じる燃料圧力とに影響を与えるように構成される制御装置を含む燃料システム。
- 前記圧力制御弁と前記燃料噴射器の先端との間に配置され、かつ噴射されている燃料の圧力を示す信号を供給するように構成される圧力センサをさらに含み、前記制御装置が、さらに信号に応じて前記圧力制御弁の動作と結果として生じる燃料圧力とに影響を与えるようにさらに構成される請求項8に記載の燃料システム。
- 前記圧力制御弁が、前記第1のコモンレールのみからの燃料が前記燃料噴射器に連通される第1の位置と、前記第2のコモンレールのみからの燃料が前記燃料噴射器に連通される第2の位置との間で可動な主弁体を含む請求項8に記載の燃料システム。
- 前記圧力制御弁が、第1の圧力の燃料を第2の圧力の燃料と選択的に混合して、所望の噴射圧力で燃料を前記燃料噴射器に供給するようにさらに構成される請求項8に記載の燃料システム。
- エンジンであって、
複数の燃焼室と、
第1の圧力の第1のコモンレールと、
第2の圧力の第2のコモンレールと、
燃料を受け入れてエンジン内に噴射するように構成された燃料噴射器と、
前記燃料噴射器と前記第1および第2のコモンレールとの間に配置された圧力制御弁であって、該第1および第2のコモンレールと該燃料噴射器とに流体連通し、加圧燃料を該燃料噴射器に供給できる圧力制御弁とを備え、
前記燃料噴射器が第1の圧力および第2の圧力の燃料を受け入れるように構成され、
前記圧力制御弁が、前記第1のコモンレールからの燃料圧力に基づいて第2のコモンレールからの燃料の一部をドレンに選択的に通過させることによって燃料圧力を変化させるように構成されるエンジン。 - 前記燃料噴射器が複数の第1の燃料噴射器の1つであり、
前記圧力制御弁が、複数の第1の燃料噴射器に関連し、かつ前記第1のコモンレールからの燃料と前記第2のコモンレールからの燃料とを複数の第1の燃料噴射器のみに選択的に導くように構成された第1の弁であり、そしてエンジンが、
複数の第2の燃料噴射器と、
前記複数の第2の燃料噴射器に関連し、かつ前記第1のコモンレールからの燃料と前記第2のコモンレールからの燃料とを前記複数の第2の燃料噴射器のみに選択的に導くように構成された第2の弁と、
をさらに含む請求項12に記載のエンジン。 - 請求項12に記載のエンジンであって、前記燃料噴射器が、前記第1および第2のコモンレールから燃料を受け入れるように構成され、さらに、前記圧力制御弁に連通し、かつ所望の噴射圧力に基づいて、圧力制御弁の動作と結果として生じる燃料圧力とに影響を与えるように構成される制御装置を含むエンジン。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/420,057 | 2006-05-24 | ||
US11/420,051 US7431017B2 (en) | 2006-05-24 | 2006-05-24 | Multi-source fuel system having closed loop pressure control |
US11/420,057 US7353800B2 (en) | 2006-05-24 | 2006-05-24 | Multi-source fuel system having grouped injector pressure control |
US11/420,051 | 2006-05-24 | ||
US11/443,312 | 2006-05-31 | ||
US11/443,312 US7392791B2 (en) | 2006-05-31 | 2006-05-31 | Multi-source fuel system for variable pressure injection |
PCT/US2007/012029 WO2007139737A2 (en) | 2006-05-24 | 2007-05-18 | Multi-source fuel system for variable pressure injection |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012141286A Division JP2012177381A (ja) | 2006-05-24 | 2012-06-22 | 可変圧力噴射用の多数の源の燃料システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009538400A JP2009538400A (ja) | 2009-11-05 |
JP5380281B2 true JP5380281B2 (ja) | 2014-01-08 |
Family
ID=38659246
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
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JP2009512069A Expired - Fee Related JP5380281B2 (ja) | 2006-05-24 | 2007-05-18 | 可変圧力噴射用の多数の源の燃料システム |
JP2012141286A Pending JP2012177381A (ja) | 2006-05-24 | 2012-06-22 | 可変圧力噴射用の多数の源の燃料システム |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012141286A Pending JP2012177381A (ja) | 2006-05-24 | 2012-06-22 | 可変圧力噴射用の多数の源の燃料システム |
Country Status (3)
Country | Link |
---|---|
JP (2) | JP5380281B2 (ja) |
DE (1) | DE112007001288T5 (ja) |
WO (1) | WO2007139737A2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5253074B2 (ja) * | 2008-10-07 | 2013-07-31 | 日野自動車株式会社 | 燃料噴射系統の燃料供給装置 |
DE102016015037B3 (de) | 2016-12-16 | 2018-05-30 | L'orange Gmbh | Kraftstoffinjektoranordnung |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2882209B2 (ja) * | 1992-09-11 | 1999-04-12 | 三菱自動車工業株式会社 | 蓄圧式燃料噴射装置 |
JPH0914077A (ja) * | 1995-06-26 | 1997-01-14 | Mitsubishi Motors Corp | 蓄圧式燃料噴射装置 |
DE19939422A1 (de) * | 1999-08-20 | 2001-03-01 | Bosch Gmbh Robert | Kraftstoffeinspritzsystem für eine Brennkraftmaschine |
DE19945673B4 (de) * | 1999-09-24 | 2008-02-07 | Daimler Ag | Einspritzdüse für Verbrennungsmotoren mit einem Messelement und einer druckdichten elektrischen Durchführung |
US6457453B1 (en) * | 2000-03-31 | 2002-10-01 | Mitsubishi Jidosha Kogyo Kabushiki Kaisha | Accumulator fuel-injection apparatus |
JP3826771B2 (ja) * | 2001-11-16 | 2006-09-27 | 三菱ふそうトラック・バス株式会社 | 燃料噴射装置 |
JP2004076688A (ja) * | 2002-08-21 | 2004-03-11 | Mitsubishi Heavy Ind Ltd | 燃料噴射装置およびこれを備えたディーゼル機関 |
JP2004036422A (ja) * | 2002-07-01 | 2004-02-05 | Mitsubishi Heavy Ind Ltd | 燃料噴射装置およびこれを備えたディーゼル機関 |
JP4308487B2 (ja) * | 2002-07-11 | 2009-08-05 | 株式会社豊田中央研究所 | 燃料噴射装置における燃料噴射方法 |
US7077101B2 (en) * | 2002-08-14 | 2006-07-18 | Electro-Motive Diesel, Inc. | Hybrid fuel injection system |
US7398763B2 (en) * | 2005-11-09 | 2008-07-15 | Caterpillar Inc. | Multi-source fuel system for variable pressure injection |
-
2007
- 2007-05-18 WO PCT/US2007/012029 patent/WO2007139737A2/en active Application Filing
- 2007-05-18 JP JP2009512069A patent/JP5380281B2/ja not_active Expired - Fee Related
- 2007-05-18 DE DE112007001288T patent/DE112007001288T5/de not_active Ceased
-
2012
- 2012-06-22 JP JP2012141286A patent/JP2012177381A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2007139737A3 (en) | 2008-02-07 |
DE112007001288T5 (de) | 2009-04-23 |
JP2009538400A (ja) | 2009-11-05 |
JP2012177381A (ja) | 2012-09-13 |
WO2007139737A2 (en) | 2007-12-06 |
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