JP7122799B2 - 大型ディーゼル機関を運転する方法、この方法の使用、及び大型ディーゼル機関 - Google Patents
大型ディーゼル機関を運転する方法、この方法の使用、及び大型ディーゼル機関 Download PDFInfo
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- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
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- F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
- F02B25/02—Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging
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- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
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- F02B69/00—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types
- F02B69/02—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different fuel types, other than engines indifferent to fuel consumed, e.g. convertible from light to heavy fuel
- F02B69/04—Internal-combustion engines convertible into other combustion-engine type, not provided for in F02B11/00; Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different fuel types, other than engines indifferent to fuel consumed, e.g. convertible from light to heavy fuel for gaseous and non-gaseous fuels
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- F02D19/0649—Liquid fuels having different boiling temperatures, volatilities, densities, viscosities, cetane or octane numbers
- F02D19/0657—Heavy or light fuel oils; Fuels characterised by their impurities such as sulfur content or differences in grade, e.g. for ships
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- F02D19/066—Retrofit of secondary fuel supply systems; Conversion of engines to operate on multiple fuels
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- 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
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- F02D19/08—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 simultaneously using pluralities of fuels
- F02D19/10—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 simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
- F02D19/105—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 simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous operating in a special mode, e.g. in a liquid fuel only mode for starting
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- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
- F02D31/001—Electric control of rotation speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
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- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
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- F02D2200/00—Input parameters for engine control
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- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
- F02D2200/1002—Output torque
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- F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
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Description
- 機関の回転速度に関する所望の値、又は、機関のトルクの所望の値を特定するステップと、
- 大型ディーゼル機関のワーク・サイクル毎に燃料として利用することができるガスの量に関する上側の閾値を決定するステップと、
- ガスに加えて燃焼空間に導入される液体燃料の追加量を決定するステップであって、回転速度に関する所望の値が実現されるように、追加量が測られる、ステップと
を含む、方法が提案される。
Claims (12)
- 大型ディーゼル機関を運転する方法であって、前記大型ディーゼル機関は、ガス・モードまたは過渡モードで運転することができ、前記ガス・モードでは、ガスが燃料としてシリンダ内に導入され、前記過渡モードでは、前記ガスに加えて、液体燃料がシリンダ内に導入され、前記方法は、
- 前記大型ディーゼル機関を前記ガス・モードから前記過渡モードに変更するステップ(13)と、
- 前記機関の回転速度又はトルクの所望の値を特定するステップと、
- 前記大型ディーゼル機関のワーク・サイクル毎に燃料として利用することができるガスの最大量を決定するステップ(14)と、
- 回転速度又はトルクの所望の値と前記最大量の前記ガスを使用して達成される値との差を補償するために、前記ガスに加えてシリンダ内に導入される液体燃料の追加量を決定するステップ(14)と、
- 前記ガスを点火するためにパイロット注入装置を使用するステップと、
- 前記大型ディーゼル機関の液体モードで使用される注入装置によって、前記液体燃料の前記追加量を前記シリンダ内に導入するステップと
を含む、方法。 - 前記大型ディーゼル機関が、前記ガス及び前記液体燃料の燃焼のための二元燃料機関として構成される、請求項1に記載の方法。
- 前記液体燃料は、ディーゼル又は重燃料油である、請求項2に記載の方法。
- 前記ガスの最大量を決定する(14)ために、現在利用可能な掃気空気の圧力が利用される、請求項1から3までのいずれか一項に記載の方法。
- 前記過渡モードが手動で開始される、請求項1から4までのいずれか一項に記載の方法。
- 前記過渡モードが、掃気空気の実際の圧力、シリンダ圧力、計算された空気-ガス比、ノッキング検出器の信号、前記機関の負荷に対する回転速度の比率、前記機関の負荷に対する回転速度の前記比率の変化、前記機関のトルク、前記トルクの変化、必要な前記ガスの量、及び、前記ガスの量の変化のうちの少なくとも1つのパラメータが所定の条件を満たさないときに開始される、請求項1から5までのいずれか一項に記載の方法。
- 前記シリンダ内への前記ガスの導入が、シリンダ・ライナを介して生じる、請求項1から6までのいずれか一項に記載の方法。
- 前記シリンダ内への前記ガスの導入が、シリンダ・ヘッドで生じる、請求項1から7までのいずれか一項に記載の方法。
- 掃気空気が前記シリンダ内に導入される前、又は前記掃気空気が前記シリンダ内に導入される際に、前記ガスが前記掃気空気に導入される、請求項1から8までのいずれか一項に記載の方法。
- 請求項1から9までのいずれか一項による方法に従って運転される大型ディーゼル機関。
- ガス及び液体燃料の燃焼のための二元燃料機関として構成される、請求項10に記載の大型ディーゼル機関。
- 前記過渡モードを開始及び実施するための制御装置(14)を有する、請求項10又は11の一項に記載の大型ディーゼル機関。
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KR20160136231A (ko) | 2016-11-29 |
CN106168175B (zh) | 2021-09-17 |
EP3121428B1 (de) | 2019-07-17 |
JP2021105399A (ja) | 2021-07-26 |
CN106168175A (zh) | 2016-11-30 |
JP2016217348A (ja) | 2016-12-22 |
EP3121428A1 (de) | 2017-01-25 |
KR102580971B1 (ko) | 2023-09-20 |
DK3121428T3 (da) | 2019-10-14 |
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