JP2018048641A - ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 - Google Patents
ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 Download PDFInfo
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- 239000000446 fuel Substances 0.000 title claims abstract description 224
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 61
- 239000012530 fluid Substances 0.000 claims abstract description 48
- 238000005461 lubrication Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 description 46
- 238000002347 injection Methods 0.000 description 28
- 239000007924 injection Substances 0.000 description 28
- 239000002826 coolant Substances 0.000 description 18
- 230000002000 scavenging effect Effects 0.000 description 17
- 238000010926 purge Methods 0.000 description 12
- 239000003921 oil Substances 0.000 description 11
- 239000000295 fuel oil Substances 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000010729 system oil Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 239000003250 coal slurry Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
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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
- F02M43/00—Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive
- F02M43/04—Injectors peculiar thereto
-
- 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
- F02M47/04—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure using fluid, other than fuel, for injection-valve actuation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
- F01L9/10—Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
-
- 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
- F02M47/025—Hydraulically 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
- F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
- F02M53/04—Injectors with heating, cooling, or thermally-insulating means
- F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
-
- 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
-
- 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
- F02M57/00—Fuel-injectors combined or associated with other devices
- F02M57/02—Injectors structurally combined with fuel-injection pumps
- F02M57/022—Injectors structurally combined with fuel-injection pumps characterised by the pump drive
- F02M57/025—Injectors structurally combined with fuel-injection pumps characterised by the pump drive hydraulic, e.g. with pressure amplification
- F02M57/026—Construction details of pressure amplifiers, e.g. fuel passages or check valves arranged in the intensifier piston or head, particular diameter relationships, stop members, arrangement of ports or 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
- 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
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
- F02D19/0602—Control of components of the fuel supply system
- F02D19/0613—Switch-over from one fuel to another
- F02D19/0621—Purging of the fuel system
-
- 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
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0242—Shut-off valves; Check valves; Safety valves; Pressure relief 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
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0248—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
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0293—Safety devices; Fail-safe measures
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
後端および前端を有する細長い燃料弁筐体と、
閉じられた先端部および複数のノズル孔を有するノズルであって、燃料弁筐体の前端に配設される、ノズルと、
低引火点加圧液体燃料の供給源に接続される、燃料弁筐体の燃料入口ポートと、
加圧作動流体の供給源に接続される、燃料弁筐体の作動液ポートと、
弁筐体の長手方向のニードル内腔に摺動可能に受容される軸方向に変位可能な弁ニードルであって、閉位置および開位置を有する、弁ニードルと
を備える。
弁ニードルは、閉位置では弁座に着座し、開位置では弁座から持ち上げられた状態にあり、閉位置に向かって付勢される。
燃料弁はさらに、
弁ニードルを囲繞し弁座に開口する燃料室であって、前記弁座(69)が前記燃料室(58)と前記ノズル(54)との間に配置される、燃料室と、
弁筐体の第1の内腔に受容されるポンプピストンであって、ポンプピストンの片側に第1の内腔のポンプ室がある、ポンプピストンと、
加圧シーリング液の供給源に接続されるシーリング液入口ポートと、第1の内腔のポンプピストンをシールするためのシーリング液入口ポートから第1の内腔に延在する導管と、
弁筐体の第2の内腔に受容される作動ピストンであって、作動ピストンの片側に第2の内腔の作動室がある、作動ピストンと
を備える。
ポンプピストンは、作動ピストンと一緒に移動するように作動ピストンに連結され、
作動室は作動液ポートに接続され、
ポンプ室は、燃料室に接続された出口と、ポンプ室から燃料入口ポートへの流れを防止する、細長い燃料弁筐体の逆止弁を経由して燃料入口ポートに接続された入口とを有する。
Claims (1)
- 低速動作するターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点液体燃料を噴射するための燃料弁(50)であって、前記燃料弁(50)は、
後端および前端を有する細長い燃料弁筐体(52)と、
閉じられた先端部および複数のノズル孔(56)を有するノズル(54)であって、前記細長い燃料弁筐体(52)の前記前端に配設される、前記ノズル(54)と、
低引火点加圧液体燃料の供給源(60)に接続される、前記細長い燃料弁筐体(52)の燃料入口ポート(53)と、
加圧作動流体の供給源(97)に接続される、前記細長い燃料弁筐体(52)の作動液ポート(78)と、
前記細長い燃料弁筐体(52)内の長手方向のニードル内腔(64)に摺動可能に受容される軸方向に変位可能な弁ニードル(61)であって、閉位置および開位置を有する、前記弁ニードル(61)と
を備え
前記弁ニードル(61)は、前記閉位置では弁座(69)に着座し、前記開位置では前記弁座(69)から持ち上げられた状態にあり、前記閉位置に向かって付勢され、
前記燃料弁(50)はさらに、
前記細長い燃料弁筐体(52)内に設けられる燃料室(58)であって、前記弁ニードル(61)を囲繞し前記弁座(69)に開口し、前記弁座(69)が前記燃料室(58)と前記ノズル(54)との間に配置される、前記燃料室(58)と、
前記細長い燃料弁筐体(52)の第1の内腔(81)に受容されるポンプピストン(80)であって、前記ポンプピストン(80)の片側に前記第1の内腔(81)のポンプ室(82)がある、前記ポンプピストン(80)と、
前記細長い燃料弁筐体(52)の第2の内腔(84)に受容される作動ピストン(83)であって、前記作動ピストン(83)の片側に前記第2の内腔(84)の作動室(85)がある、前記作動ピストン(83)と
を備え、
前記ポンプピストン(80)は前記作動ピストン(83)と一緒に移動するように前記作動ピストン(83)に連結され、
前記作動室(85)は前記作動液ポート(78)に流体接続され、
前記ポンプ室(82)は、前記燃料室(58)に接続された出口と、前記ポンプ室(82)から前記燃料入口ポート(53)への流れを防止する、前記細長い燃料弁筐体(52)内の逆止弁(74)を経由して前記燃料入口ポート(53)に接続された入口とを有する、
燃料弁(50)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DKPA201500166 | 2015-03-20 | ||
DKPA201500166A DK178674B1 (en) | 2015-03-20 | 2015-03-20 | Fuel valve for injecting a low flashpoint fuel into a combustion chamber of a large self-igniting turbocharged two-stroke internal combustion engine |
Related Parent Applications (1)
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JP2016050324A Division JP6267736B2 (ja) | 2015-03-20 | 2016-03-15 | ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 |
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JP2018048641A true JP2018048641A (ja) | 2018-03-29 |
JP6515166B2 JP6515166B2 (ja) | 2019-05-15 |
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ID=55532199
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JP2016050324A Active JP6267736B2 (ja) | 2015-03-20 | 2016-03-15 | ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 |
JP2017211494A Active JP6515166B2 (ja) | 2015-03-20 | 2017-11-01 | ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 |
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JP2016050324A Active JP6267736B2 (ja) | 2015-03-20 | 2016-03-15 | ターボ過給式大型2行程自己着火内燃エンジンの燃焼室に低引火点燃料を噴射するための燃料弁 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3070322B1 (ja) |
JP (2) | JP6267736B2 (ja) |
KR (1) | KR101812633B1 (ja) |
CN (1) | CN105986944B (ja) |
DK (1) | DK178674B1 (ja) |
RU (1) | RU2631380C2 (ja) |
Families Citing this family (11)
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DK179161B1 (en) | 2016-05-26 | 2017-12-18 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | A large two-stroke compression-ignited internal combustion engine with fuel injection system for low flashpoint fuel and a fuel valve therefore |
DK179213B9 (en) * | 2016-12-01 | 2018-04-16 | Man Diesel & Turbo Filial Af Man Diesel & Turbo Se Tyskland | A fuel valve for injecting a liquid fuel into a combustion chamber of a large compression-igniting turbocharged two-stroke internal combustion engine |
GB2560513A (en) | 2017-03-13 | 2018-09-19 | Ap Moeller Maersk As | Fuel injection system |
CN109236532B (zh) * | 2018-07-26 | 2021-04-20 | 哈尔滨工程大学 | 带控制腔滑块的电控喷油器 |
CN109253001A (zh) * | 2018-07-26 | 2019-01-22 | 哈尔滨工程大学 | 带控制腔滑块的压电喷油器 |
CN109162843A (zh) * | 2018-07-26 | 2019-01-08 | 哈尔滨工程大学 | 带控制腔滑块的压电-电磁双阀电控喷油器 |
CN109372658B (zh) * | 2018-12-10 | 2020-10-13 | 大连理工大学 | 一种气体发动机的燃气喷射器及其工作方法 |
DK180001B1 (en) * | 2018-12-11 | 2020-01-15 | MAN Energy Solutions | A LARGE TWO-STROKE COMPRESSION-IGNITED INTERNAL COMBUSTION ENGINE WITH FUEL INJECTION SYSTEM FOR A LOW FLASHPOINT FUEL AND A FUEL VALVE THEREFORE |
DK180589B1 (en) * | 2020-02-26 | 2021-09-23 | Man Energy Solutions Filial Af Man Energy Solutions Se Tyskland | Fuel pump with improved sealing properties |
US11852082B2 (en) | 2022-01-05 | 2023-12-26 | General Electric Company | Systems and methods for controlling a fuel blend for a gas turbine |
CN114992024A (zh) * | 2022-04-29 | 2022-09-02 | 重庆红江机械有限责任公司 | 一种甲醇燃料喷射装置 |
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- 2015-03-20 DK DKPA201500166A patent/DK178674B1/en active
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2016
- 2016-03-15 EP EP16160380.8A patent/EP3070322B1/en active Active
- 2016-03-15 KR KR1020160030840A patent/KR101812633B1/ko active IP Right Grant
- 2016-03-15 CN CN201610146137.7A patent/CN105986944B/zh active Active
- 2016-03-15 RU RU2016109181A patent/RU2631380C2/ru active
- 2016-03-15 JP JP2016050324A patent/JP6267736B2/ja active Active
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CN105986944B (zh) | 2018-04-24 |
KR20160112982A (ko) | 2016-09-28 |
RU2016109181A (ru) | 2017-09-20 |
RU2631380C2 (ru) | 2017-09-21 |
CN105986944A (zh) | 2016-10-05 |
JP6515166B2 (ja) | 2019-05-15 |
EP3070322B1 (en) | 2017-07-26 |
DK201500166A1 (en) | 2016-10-10 |
KR101812633B1 (ko) | 2018-01-30 |
DK178674B1 (en) | 2016-10-24 |
JP6267736B2 (ja) | 2018-01-24 |
JP2016176473A (ja) | 2016-10-06 |
EP3070322A1 (en) | 2016-09-21 |
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