JP2019011755A5 - - Google Patents
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- JP2019011755A5 JP2019011755A5 JP2018113550A JP2018113550A JP2019011755A5 JP 2019011755 A5 JP2019011755 A5 JP 2019011755A5 JP 2018113550 A JP2018113550 A JP 2018113550A JP 2018113550 A JP2018113550 A JP 2018113550A JP 2019011755 A5 JP2019011755 A5 JP 2019011755A5
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- fuel
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- combustion engine
- fuel oil
- oil
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- 239000000446 fuel Substances 0.000 claims description 87
- 238000002485 combustion reaction Methods 0.000 claims description 65
- 239000000295 fuel oil Substances 0.000 claims description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000002828 fuel tank Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 8
- 238000004945 emulsification Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 1
Description
「備える（ｃｏｍｐｒｉｓｅｓ）／備えている（ｃｏｍｐｒｉｓｉｎｇ）」という用語は、本明細書において使用されるとき、明示された特徴、完全体、ステップまたは構成要素の存在を指定するとみなされるが、１つまたは複数の他の特徴、完全体、ステップ、構成要素またはそれらのグループの存在または追加を妨げないことを強調されるべきである。
以下に、本願出願の当初の特許請求の範囲に記載された発明を付記する。
［１］ 複数のシリンダを有する２ストローククロスヘッド内燃ディーゼルエンジンであって、前記内燃エンジンが、前記複数のシリンダの各々中に１次燃料と２次燃料とを噴射するように構成され、前記１次燃料が、燃料油と水とを備える、前記２次燃料が、燃料油を備える、前記内燃エンジンが、前記シリンダ中のガスが圧縮されると達成する高温によって前記１次燃料と前記２次燃料との組合せに点火するように構成される、ここにおいて、
・前記１次燃料中の水の質量パーセントが少なくとも３０％である、
・前記２次燃料中の燃料油の質量パーセントが、前記１次燃料中の燃料油の前記質量パーセントよりも高い、２ストローククロスヘッド内燃ディーゼルエンジン。
［２］ 前記２次燃料中の燃料油の前記質量パーセントが、５０％超、７５％超、９０％超、９５％超または９９％超である、［１］に記載の２ストローククロスヘッド内燃ディーゼルエンジン。
［３］ 前記１次燃料中の水と燃料油との混合物が、前記複数のシリンダに送出される前に乳化される、［１］または［２］に記載の２ストローククロスヘッド内燃ディーゼルエンジン。
［４］ 各シリンダが、第１の燃料弁と第２の燃料弁とを備え、前記内燃エンジンが、前記第１の燃料弁を通して前記１次燃料を噴射し、前記第２の燃料弁を通して前記２次燃料を噴射するように構成される、［１］から［３］のいずれか一項に記載の２ストローククロスヘッド内燃ディーゼルエンジン。
［５］ 前記内燃エンジンが、第１のモードと第２のモードとを有し、前記内燃エンジンが、前記第１のモードにあるとき、前記複数のシリンダの各々中に前記１次燃料と前記２次燃料とを噴射するように構成され、前記第２のモードにあるとき、前記複数のシリンダの各々中に燃料油を備える代替１次燃料を噴射するように構成され、前記１次燃料の前記燃料油が、第１のタイプの燃料油であり、前記代替１次燃料の前記燃料油が、第２のタイプの燃料油であり、前記第２のタイプの燃料油が、前記第１のタイプの燃料油とは異なる、前記２次燃料の前記燃料油が、前記第１のタイプの燃料油または前記第２のタイプの燃料油のいずれかである、［１］から［４］のいずれか一項に記載の２ストローククロスヘッド内燃ディーゼルエンジン。
［６］ 第１のタイプの燃料油を格納するための第１の燃料タンクと、給水システムと、複数のシリンダを有する２ストローククロスヘッド内燃ディーゼルエンジンとを備える内燃エンジンシステムであって、前記２ストローククロスヘッド内燃ディーゼルエンジンが、前記第１の燃料タンクと前記給水システムとに流体連結され、前記内燃エンジンシステムが、前記複数のシリンダの各々中に１次燃料と２次燃料とを噴射するように構成され、前記１次燃料が、前記第１のタイプの燃料油と前記給水システムから与えられる水とを備える、前記２次燃料が、燃料油を備える、前記２ストローククロスヘッド内燃ディーゼルエンジンが、前記シリンダ中のガスが圧縮されると達成する高温によって前記１次燃料と前記２次燃料との組合せに点火するように構成される、内燃エンジンシステムにおいて、
・前記１次燃料中の水の質量パーセントが少なくとも３０％であり、
・前記２次燃料中の燃料油の質量パーセントが、前記１次燃料中の燃料油の前記質量パーセントよりも高い、
ことを特徴とする、内燃エンジンシステム。
［７］ 前記２次燃料中の燃料油の前記質量パーセントが、５０％超、７５％超、９０％超、９５％超または９９％超である、［６］に記載の内燃エンジンシステム。
［８］ 前記システムが、第１の吸入口と、第２の吸入口と、第１の排出口とを有する乳化システムをさらに備え、前記第１の吸入口が、前記第１の燃料タンクに流体連結され、前記第２の吸入口が、前記給水システムに流体連結され、前記第１の排出口が、前記２ストローククロスヘッド内燃ディーゼルエンジンに流体連結され、前記乳化システムが、水と前記第１のタイプの燃料油との乳化混合物を生成することによって前記１次燃料を生成するように構成される、［６］または［７］に記載の内燃エンジンシステム。
［９］ 前記２次燃料の前記燃料油が、前記第１のタイプの燃料油であり、前記第１の燃料タンクが、前記２次燃料を前記２ストローククロスヘッド内燃ディーゼルエンジンに与えるために２ストローククロスヘッド内燃ディーゼルエンジンに直接流体接続され、前記１次燃料を前記２ストローククロスヘッド内燃ディーゼルエンジンに与えるために乳化システムを介して前記２ストローククロスヘッド内燃ディーゼルエンジンに間接的に流体接続される、［６］から［８］のいずれか一項に記載の内燃エンジンシステム。
［１０］ 前記システムが、第２のタイプの燃料油を格納するための第２の燃料タンクをさらに備え、前記第２の燃料タンクが、前記２ストローククロスヘッド内燃ディーゼルエンジンに流体連結される、前記２ストローククロスヘッド内燃ディーゼルエンジンが、第１のモードと第２のモードとを有し、前記２ストローククロスヘッド内燃ディーゼルエンジンが、前記第１のモードにあるとき、前記複数のシリンダの各々中に前記１次燃料と前記２次燃料とを噴射するように構成され、前記第２のモードにあるとき、前記複数のシリンダの各々中に前記第２のタイプの燃料油を備える代替１次燃料を噴射するように構成され、前記２次燃料の前記燃料油が、前記第１のタイプの燃料油または前記第２のタイプの燃料油のいずれかである、［６］から［９］のいずれか一項に記載の内燃エンジンシステム。
The term “comprises / comprising” as used herein is considered to specify the presence of a specified feature, completeness, step or component, but one or It should be emphasized that it does not preclude the presence or addition of multiple other features, completeness, steps, components or groups thereof.
Hereinafter, the invention described in the scope of claims of the present application will be appended.
[1] A two-stroke crosshead internal combustion diesel engine having a plurality of cylinders, wherein the internal combustion engine is configured to inject primary fuel and secondary fuel into each of the plurality of cylinders. The secondary fuel comprises fuel oil and water, the secondary fuel comprises fuel oil, and the internal combustion engine achieves the primary fuel and the secondary by the high temperature achieved when the gas in the cylinder is compressed. Configured to ignite a combination with fuel, wherein:
The mass percentage of water in the primary fuel is at least 30%,
A two-stroke crosshead internal combustion diesel engine in which the mass percentage of fuel oil in the secondary fuel is higher than the mass percentage of fuel oil in the primary fuel.
[2] The two-stroke crosshead internal combustion engine according to [1], wherein the mass percentage of the fuel oil in the secondary fuel is more than 50%, more than 75%, more than 90%, more than 95%, or more than 99%. diesel engine.
[3] The two-stroke crosshead internal combustion diesel engine according to [1] or [2], wherein a mixture of water and fuel oil in the primary fuel is emulsified before being sent to the plurality of cylinders.
[4] Each cylinder includes a first fuel valve and a second fuel valve, and the internal combustion engine injects the primary fuel through the first fuel valve, and passes through the second fuel valve. The two-stroke crosshead internal combustion diesel engine according to any one of [1] to [3], configured to inject secondary fuel.
[5] When the internal combustion engine has a first mode and a second mode, and the internal combustion engine is in the first mode, the primary fuel and the Secondary fuel, and when in the second mode, is configured to inject alternative primary fuel comprising fuel oil in each of the plurality of cylinders, the primary fuel The fuel oil is a first type fuel oil, the fuel oil of the alternative primary fuel is a second type fuel oil, and the second type fuel oil is the first type fuel oil. Any of [1] to [4], wherein the fuel oil of the secondary fuel, which is different from a type of fuel oil, is either the first type fuel oil or the second type fuel oil A two-stroke crosshead internal combustion diesel engine according to claim 1.
[6] An internal combustion engine system comprising a first fuel tank for storing a first type of fuel oil, a water supply system, and a two-stroke crosshead internal combustion diesel engine having a plurality of cylinders, A stroke crosshead internal combustion diesel engine is fluidly coupled to the first fuel tank and the water supply system such that the internal combustion engine system injects primary fuel and secondary fuel into each of the plurality of cylinders. The two-stroke crosshead internal combustion diesel engine, wherein the primary fuel comprises the first type of fuel oil and water provided from the water supply system, the secondary fuel comprises fuel oil. The combination of the primary fuel and the secondary fuel is ignited by the high temperature achieved when the gas in the cylinder is compressed In an internal combustion engine system configured to:
The weight percentage of water in the primary fuel is at least 30%;
The mass percentage of fuel oil in the secondary fuel is higher than the mass percentage of fuel oil in the primary fuel;
An internal combustion engine system.
[7] The internal combustion engine system according to [6], wherein the mass percentage of the fuel oil in the secondary fuel is more than 50%, more than 75%, more than 90%, more than 95%, or more than 99%.
[8] The system further includes an emulsification system having a first suction port, a second suction port, and a first discharge port, and the first suction port is connected to the first fuel tank. Fluidly connected, the second inlet is fluidly connected to the water supply system, the first outlet is fluidly connected to the two-stroke crosshead internal combustion diesel engine, and the emulsification system includes water and the first The internal combustion engine system according to [6] or [7], configured to produce the primary fuel by producing an emulsified mixture with one type of fuel oil.
[9] The fuel oil of the secondary fuel is the first type of fuel oil, and the first fuel tank 2 supplies the secondary fuel to the two-stroke crosshead internal combustion diesel engine. Directly fluidly connected to a stroke crosshead internal combustion diesel engine and indirectly fluidly connected to the 2-stroke crosshead internal combustion diesel engine via an emulsification system to provide the primary fuel to the 2-stroke crosshead internal combustion diesel engine. The internal combustion engine system according to any one of [6] to [8].
[10] The system further comprises a second fuel tank for storing a second type of fuel oil, the second fuel tank fluidly coupled to the two-stroke crosshead internal combustion diesel engine. When the two-stroke crosshead internal combustion diesel engine has a first mode and a second mode, and the two-stroke crosshead internal combustion diesel engine is in the first mode, each of the plurality of cylinders An alternative primary fuel that is configured to inject the primary fuel and the secondary fuel into the cylinder and includes the second type of fuel oil in each of the plurality of cylinders when in the second mode. And the fuel oil of the secondary fuel is either the first type fuel oil or the second type fuel oil [6 ] To the internal combustion engine system according to any one of [9].
Claims (10)
・前記１次燃料中の水の質量パーセントが少なくとも３０％であり、
・前記２次燃料中の燃料油の質量パーセントが、前記１次燃料中の燃料油の前記質量パーセントよりも高い、内燃エンジンにおいて、
前記内燃エンジンは２ストローククロスヘッド内燃ディーゼルエンジンであることを特徴とする内燃エンジン。 An internal combustion engine having a plurality of cylinders, wherein the internal combustion engine is configured to inject primary fuel and secondary fuel into each of the plurality of cylinders, and the primary fuel includes fuel oil and water. with the door, the secondary fuel, comprising a fuel oil, the internal combustion engine, so that the gas in the cylinder to ignite the combination of the secondary fuel and the primary fuel by the high temperatures to achieve a compressed is configured, wherein
The weight percentage of water in the primary fuel is at least 30% ;
In an internal combustion engine, wherein a mass percentage of fuel oil in the secondary fuel is higher than the mass percentage of fuel oil in the primary fuel ;
The internal combustion engine is a two-stroke crosshead internal combustion diesel engine .
・前記１次燃料中の水の質量パーセントが少なくとも３０％であり、
・前記２次燃料中の燃料油の質量パーセントが、前記１次燃料中の燃料油の前記質量パーセントよりも高い、内燃エンジンシステムにおいて、
前記内燃エンジンは２ストローククロスヘッド内燃ディーゼルエンジンであることを特徴とする、内燃エンジンシステム。 An internal combustion engine system comprising a first fuel tank for storing a first type of fuel oil, a water supply system, and an internal combustion engine having a plurality of cylinders, wherein the internal combustion engine is the first fuel. Fluidly connected to a tank and the water supply system, the internal combustion engine system is configured to inject primary fuel and secondary fuel into each of the plurality of cylinders, the primary fuel being the first fuel provided with a type of fuel oil and water to be supplied from the water supply system, the secondary fuel, comprising a fuel oil, the internal combustion engine, the primary by the hot gas in the cylinder is achieved to be compressed Configured to ignite a combination of fuel and said secondary fuel, wherein:
The weight percentage of water in the primary fuel is at least 30%;
In an internal combustion engine system, wherein a mass percentage of fuel oil in the secondary fuel is higher than the mass percentage of fuel oil in the primary fuel ;
An internal combustion engine system, wherein the internal combustion engine is a two-stroke crosshead internal combustion diesel engine .
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DKPA201770463A DK179645B1 (en) | 2017-06-15 | 2017-06-15 | Internal combustion engine |
| DKPA201770463 | 2017-06-15 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019230411A Division JP2020060190A (en) | 2017-06-15 | 2019-12-20 | Internal combustion engine |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019011755A JP2019011755A (en) | 2019-01-24 |
| JP2019011755A5 true JP2019011755A5 (en) | 2019-03-07 |
| JP6907158B2 JP6907158B2 (en) | 2021-07-21 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018113550A Active JP6907158B2 (en) | 2017-06-15 | 2018-06-14 | Internal combustion engine |
| JP2019230411A Pending JP2020060190A (en) | 2017-06-15 | 2019-12-20 | Internal combustion engine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019230411A Pending JP2020060190A (en) | 2017-06-15 | 2019-12-20 | Internal combustion engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (2) | JP6907158B2 (en) |
| KR (1) | KR102164426B1 (en) |
| CN (1) | CN109139240B (en) |
| DK (1) | DK179645B1 (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2321453C (en) * | 1998-02-18 | 2009-01-06 | Caterpillar Inc. | Method of operating an engine with a mixture of gaseous fuel and emulsified pilot fuel to reduce nitrogen oxide emissions |
| US6637381B2 (en) * | 2001-10-09 | 2003-10-28 | Southwest Research Institute | Oxygenated fuel plus water injection for emissions control in compression ignition engines |
| US7150250B2 (en) * | 2004-07-26 | 2006-12-19 | General Motors Corporation | Valve and fueling strategy for operating a controlled auto-ignition four-stroke internal combustion engine |
| KR100978034B1 (en) * | 2005-10-05 | 2010-08-25 | 맨 디젤 필리얼 아프 맨 디젤 에스이, 티스크랜드 | Marine propulsion systems |
| US7302933B2 (en) * | 2005-11-30 | 2007-12-04 | Ford Global Technologies Llc | System and method for engine with fuel vapor purging |
| CN101289959A (en) * | 2007-04-16 | 2008-10-22 | 蔡棽 | Method for enhancing efficiency of internal combustion engine and highly effective internal-combustion engine |
| CH698352B1 (en) * | 2007-10-08 | 2011-01-14 | Man Diesel Af Man Diesel Se Tyskland | Compression ignition type internal combustion engine and method for mixing a fuel mixture. |
| JP6285699B2 (en) * | 2013-11-26 | 2018-02-28 | 川崎重工業株式会社 | Ship engine system and ship using pilot fuel |
| DK178072B1 (en) * | 2014-01-06 | 2015-04-27 | Man Diesel & Turbo Deutschland | A method of operating an internal combustion engine |
| JP5886356B2 (en) * | 2014-04-15 | 2016-03-16 | 川崎重工業株式会社 | Engine system and control method |
| KR20160124945A (en) * | 2015-04-20 | 2016-10-31 | 현대중공업 주식회사 | Marine engine system and method for controlling the same |
-
2017
- 2017-06-15 DK DKPA201770463A patent/DK179645B1/en active IP Right Grant
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2018
- 2018-06-14 JP JP2018113550A patent/JP6907158B2/en active Active
- 2018-06-14 CN CN201810616841.3A patent/CN109139240B/en active Active
- 2018-06-15 KR KR1020180069198A patent/KR102164426B1/en active IP Right Grant
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2019
- 2019-12-20 JP JP2019230411A patent/JP2020060190A/en active Pending
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