JP2008095681A - 内燃機関の燃料供給装置及びその制御弁 - Google Patents
内燃機関の燃料供給装置及びその制御弁 Download PDFInfo
- Publication number
- JP2008095681A JP2008095681A JP2007257253A JP2007257253A JP2008095681A JP 2008095681 A JP2008095681 A JP 2008095681A JP 2007257253 A JP2007257253 A JP 2007257253A JP 2007257253 A JP2007257253 A JP 2007257253A JP 2008095681 A JP2008095681 A JP 2008095681A
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- JP
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- Prior art keywords
- control valve
- fuel
- valve
- fuel supply
- insert
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 73
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 11
- 239000000295 fuel oil Substances 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 229910010293 ceramic material Inorganic materials 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 238000002347 injection Methods 0.000 abstract description 16
- 239000007924 injection Substances 0.000 abstract description 16
- 238000009825 accumulation Methods 0.000 abstract description 7
- 239000010763 heavy fuel oil Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
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
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/20—Varying fuel delivery in quantity or timing
- F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
-
- 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
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/46—Valves
- F02M59/462—Delivery 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
-
- 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
-
- 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
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/28—Details of throttles in fuel-injection apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
【解決手段】本発明に基づいて、制御弁(11)の弁体に対する弁座(17)がインサート(16)で形成され、このインサート(16)が、制御弁(11)の保持体(15)で受けられ、制御弁(11)の保持体(15)より大きな硬さを有している。
【選択図】図1
Description
11 制御弁
12 弁ケーシング
13 プランジャ
14 弁ケーシング
15 保持体
16 インサート
17 弁座
18 出口絞り
19 ディフューザ
20 入口孔
Claims (11)
- 燃料供給装置の低圧領域と、該低圧領域から燃料を燃料供給装置の高圧領域に搬送するために少なくとも1台の高圧ポンプを含むポンプ装置とを備え、ポンプ装置と複数のシリンダに付設された複数の燃料噴射器との間の高圧領域に、少なくとも1個の蓄圧室を有する蓄圧系が設けられ、該蓄圧系が少なくとも1本の高圧燃料配管を介してポンプ装置に接続され、該蓄圧系が他の高圧燃料配管を介して複数の燃料噴射器に接続され、蓄圧系を複数の燃料噴射器に接続する複数の高圧燃料配管に、制御弁を介して制御可能な複数の切換弁が付設されている、内燃機関特に重油燃料の船舶用ディーゼルエンジンの燃料供給装置において、
制御弁(11)の弁体に対する弁座(17)がインサート(16)で形成され、該インサート(16)が制御弁(11)の保持体(15)で受けられ、制御弁(11)の保持体(15)より大きな硬さを有していることを特徴とする内燃機関の燃料供給装置。 - インサート(16)が、弁座(17)のほかに、それぞれの制御弁(11)の出口絞り(18)を形成していることを特徴とする請求項1に記載の燃料供給装置。
- 制御弁(11)のインサート(16)がセラミックス材料あるいは硬質合金材料で作られ、制御弁(11)の保持体(15)が金属材料で作られていることを特徴とする請求項1又は2に記載の燃料供給装置。
- 制御弁(11)のインサート(16)が、制御弁(11)の保持体(15)に圧入されていることを特徴とする請求項1ないし3のいずれか1つに記載の燃料供給装置。
- 制御弁(11)のインサート(16)が、制御弁(11)の保持体(15)に焼結あるいは圧力ばめされていることを特徴とする請求項1ないし3のいずれか1つに記載の燃料供給装置。
- 制御弁(11)の保持体(15)および制御弁(11)の弁ケーシング(14)が、別個の構成品として形成されていることを特徴とする請求項1ないし5のいずれか1つに記載の燃料供給装置。
- 制御弁(11)の保持体(15)および制御弁(11)の弁ケーシング(14)が、共通の構成品として形成されていることを特徴とする請求項1ないし5のいずれか1つに記載の燃料供給装置。
- 制御弁(11)が2ポート2位置切換弁として形成されていることを特徴とする請求項1ないし7のいずれか1つに記載の燃料供給装置。
- 切換弁(10)が3ポート2位置切換弁として形成されていることを特徴とする請求項1ないし8のいずれか1つに記載の燃料供給装置。
- 燃料供給装置の前記切換弁を制御するための制御弁において、
制御弁(11)の弁体に対する弁座(17)がインサート(16)で形成され、該インサート(16)が、制御弁(11)の保持体(15)で受けられ、制御弁(11)の保持体(15)より大きな硬さを有していることを特徴とする燃料供給装置の制御弁。 - 請求項2ないし8のいずれか1つに記載の特徴を有することを特徴とする請求項10に記載の制御弁。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006047294A DE102006047294A1 (de) | 2006-10-06 | 2006-10-06 | Kraftstoffversorgungsanlage einer Brennkraftmaschine |
DE102006047294.2 | 2006-10-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008095681A true JP2008095681A (ja) | 2008-04-24 |
JP5021415B2 JP5021415B2 (ja) | 2012-09-05 |
Family
ID=38572888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007257253A Active JP5021415B2 (ja) | 2006-10-06 | 2007-10-01 | 内燃機関の燃料供給装置及びその制御弁 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP5021415B2 (ja) |
KR (1) | KR101337118B1 (ja) |
CN (1) | CN101158325A (ja) |
DE (1) | DE102006047294A1 (ja) |
FI (1) | FI123627B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009032305A1 (de) * | 2009-07-09 | 2011-01-13 | Man Diesel & Turbo Se | Kraftstoffversorgungsanlage einer Brennkraftmaschine |
AT512296B1 (de) * | 2012-01-27 | 2013-07-15 | Bosch Gmbh Robert | Ventilplatte/ventilkörper mit eingepresster kegelhülse aus hartmetall |
DE102012203703A1 (de) * | 2012-03-08 | 2013-09-12 | Man Diesel & Turbo Se | Blockförmiges Fluidleitungsteil und Common-Rail-Kraftstoffsystem |
DE102021200868A1 (de) | 2021-02-01 | 2022-08-04 | Robert Bosch Gesellschaft mit beschränkter Haftung | Steuerventil für ein Einspritzventil, Einspritzventil mit Steuerventil |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11294297A (ja) * | 1998-03-06 | 1999-10-26 | Robert Bosch Gmbh | 内燃機関用の燃料噴射装置 |
JP2000008992A (ja) * | 1998-06-26 | 2000-01-11 | Toyota Motor Corp | 内燃機関の燃料供給装置 |
JP2000130607A (ja) * | 1998-10-27 | 2000-05-12 | Mitsubishi Electric Corp | 圧力制御弁の窒化処理方法 |
JP2000240529A (ja) * | 1999-02-19 | 2000-09-05 | Aisan Ind Co Ltd | 燃料分配管用リリーフバルブ |
JP2003193937A (ja) * | 2001-11-21 | 2003-07-09 | Man B & W Diesel Gmbh | 多気筒内燃機関のコモンレールシステム形の燃料供給装置 |
JP2004084658A (ja) * | 2002-06-24 | 2004-03-18 | Denso Corp | 安全装置およびその製造方法 |
JP2004515690A (ja) * | 2000-12-07 | 2004-05-27 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関用の燃料噴射システム |
WO2006012658A1 (de) * | 2004-08-06 | 2006-02-09 | Robert Bosch Gmbh | Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine |
WO2006021015A1 (de) * | 2004-08-24 | 2006-03-02 | Robert Bosch Gmbh | Steuerventil für eine einspritzdüse |
JP2006083808A (ja) * | 2004-09-17 | 2006-03-30 | Keihin Corp | 電磁式燃料噴射弁 |
JP2006170201A (ja) * | 2004-12-14 | 2006-06-29 | Man B & W Diesel Gmbh | コモンレール式燃料供給装置 |
-
2006
- 2006-10-06 DE DE102006047294A patent/DE102006047294A1/de not_active Ceased
-
2007
- 2007-07-03 KR KR1020070066392A patent/KR101337118B1/ko active IP Right Grant
- 2007-09-11 FI FI20070692A patent/FI123627B/fi active IP Right Grant
- 2007-09-30 CN CNA2007101622030A patent/CN101158325A/zh active Pending
- 2007-10-01 JP JP2007257253A patent/JP5021415B2/ja active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11294297A (ja) * | 1998-03-06 | 1999-10-26 | Robert Bosch Gmbh | 内燃機関用の燃料噴射装置 |
JP2000008992A (ja) * | 1998-06-26 | 2000-01-11 | Toyota Motor Corp | 内燃機関の燃料供給装置 |
JP2000130607A (ja) * | 1998-10-27 | 2000-05-12 | Mitsubishi Electric Corp | 圧力制御弁の窒化処理方法 |
JP2000240529A (ja) * | 1999-02-19 | 2000-09-05 | Aisan Ind Co Ltd | 燃料分配管用リリーフバルブ |
JP2004515690A (ja) * | 2000-12-07 | 2004-05-27 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 内燃機関用の燃料噴射システム |
JP2003193937A (ja) * | 2001-11-21 | 2003-07-09 | Man B & W Diesel Gmbh | 多気筒内燃機関のコモンレールシステム形の燃料供給装置 |
JP2004084658A (ja) * | 2002-06-24 | 2004-03-18 | Denso Corp | 安全装置およびその製造方法 |
WO2006012658A1 (de) * | 2004-08-06 | 2006-02-09 | Robert Bosch Gmbh | Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine |
JP2008509310A (ja) * | 2004-08-06 | 2008-03-27 | ロバート ボッシュ ゲーエムベーハー | 内燃機関の燃焼室に燃料を噴射する装置 |
WO2006021015A1 (de) * | 2004-08-24 | 2006-03-02 | Robert Bosch Gmbh | Steuerventil für eine einspritzdüse |
JP2008510915A (ja) * | 2004-08-24 | 2008-04-10 | ロバート ボッシュ ゲーエムベーハー | 噴射弁用の制御弁 |
JP2006083808A (ja) * | 2004-09-17 | 2006-03-30 | Keihin Corp | 電磁式燃料噴射弁 |
JP2006170201A (ja) * | 2004-12-14 | 2006-06-29 | Man B & W Diesel Gmbh | コモンレール式燃料供給装置 |
Also Published As
Publication number | Publication date |
---|---|
FI20070692A (fi) | 2008-04-07 |
CN101158325A (zh) | 2008-04-09 |
JP5021415B2 (ja) | 2012-09-05 |
DE102006047294A1 (de) | 2008-04-24 |
FI20070692A0 (fi) | 2007-09-11 |
KR20080031774A (ko) | 2008-04-11 |
KR101337118B1 (ko) | 2013-12-05 |
FI123627B (fi) | 2013-08-30 |
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