JP7482505B2 - エンジンのガス燃料供給装置 - Google Patents
エンジンのガス燃料供給装置 Download PDFInfo
- Publication number
- JP7482505B2 JP7482505B2 JP2020098648A JP2020098648A JP7482505B2 JP 7482505 B2 JP7482505 B2 JP 7482505B2 JP 2020098648 A JP2020098648 A JP 2020098648A JP 2020098648 A JP2020098648 A JP 2020098648A JP 7482505 B2 JP7482505 B2 JP 7482505B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- intake passage
- regulator
- gas fuel
- intake
- 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.)
- Active
Links
- 239000000446 fuel Substances 0.000 title claims description 52
- 238000011144 upstream manufacturing Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 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
- 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
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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
- 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
- F02M21/0239—Pressure or flow regulators therefor
-
- 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
- F02M21/0284—Arrangement of multiple injectors or fuel-air mixers per combustion chamber
-
- 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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust-Gas Circulating Devices (AREA)
Description
の上方位置に接続されているとともに前記圧力取り出し口の先端が前記吸気通路内に突出している場合には、前記吸気通路の内壁面に滞留している排気凝集水が圧力取り出し口に侵入することを確実に防止することができる。
Claims (3)
- 燃料ボンベに充填・貯留した高圧のガス燃料を減圧調整するレギュレータと、吸気通路のスロットルよりも下流位置に前記レギュレータにより減圧したガス燃料を送出するミキサーを備えているとともに排気再循環装置から送出された排気ガスを前記吸気通路の前記スロットルと前記ミキサーとの間に配置した排気ガス導入口から導入して前記ガス燃料に混合する方式のエンジンシステムを備えたエンジンのガス燃料供給装置において、前記レギュレータの受圧部背面に導入するための吸気管圧力導入管の圧力取り出し口を前記吸気通路における前記排気ガス導入口よりも上流で前記スロットルよりも下流の箇所に接続したことを特徴とするガス燃料供給装置。
- 燃料ボンベに充填・貯留した高圧のガス燃料を減圧調整するレギュレータと、上流にターボチャージャーを備えた吸気通路のスロットルよりも下流位置に前記レギュレータにより減圧したガス燃料を送出するミキサーを備えているとともに排気再循環装置から送出された排気ガスを前記吸気通路のスロットルとミキサーとの間に配置した排気ガス導入口から導入して前記ガス燃料に混合する方式のエンジンシステムを備えたエンジンのガス燃料供給装置において、前記レギュレータの受圧部背面に導入するための吸気管圧力導入管の圧力取り出し口を前記吸気通路における前記排気ガス導入口よりも上流で且つ前記スロットルよりも上流の箇所に接続したことを特徴とするガス燃料供給装置。
- 前記吸気管圧力導入管の前記圧力取り出し口が、前記吸気通路の上方位置に接続されているとともに前記圧力取り出し口の先端が前記吸気通路内に突出していることを特徴とする請求項1または2記載のガス燃料供給装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020098648A JP7482505B2 (ja) | 2020-06-05 | 2020-06-05 | エンジンのガス燃料供給装置 |
CN202110613725.8A CN113756993A (zh) | 2020-06-05 | 2021-06-02 | 发动机的气体燃料供给装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020098648A JP7482505B2 (ja) | 2020-06-05 | 2020-06-05 | エンジンのガス燃料供給装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021191952A JP2021191952A (ja) | 2021-12-16 |
JP7482505B2 true JP7482505B2 (ja) | 2024-05-14 |
Family
ID=78787340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020098648A Active JP7482505B2 (ja) | 2020-06-05 | 2020-06-05 | エンジンのガス燃料供給装置 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7482505B2 (ja) |
CN (1) | CN113756993A (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002021642A (ja) | 2000-07-11 | 2002-01-23 | Nikki Co Ltd | エンジンのガス燃料供給装置 |
JP2002221037A (ja) | 2001-01-22 | 2002-08-09 | Toyota Motor Corp | 筒内噴射式ガス燃料内燃機関 |
JP2003027989A (ja) | 2001-07-13 | 2003-01-29 | Toyota Motor Corp | 内燃機関燃料供給系制御方法及び制御装置 |
US20120085322A1 (en) | 2010-10-12 | 2012-04-12 | Alfred Trzmiel | Internal Combustion Engine as well as Retrofitting/Conversion Kit for such an Internal Combustion Engine |
JP2018021510A (ja) | 2016-08-03 | 2018-02-08 | 日野自動車株式会社 | 凝縮水抑制装置 |
-
2020
- 2020-06-05 JP JP2020098648A patent/JP7482505B2/ja active Active
-
2021
- 2021-06-02 CN CN202110613725.8A patent/CN113756993A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002021642A (ja) | 2000-07-11 | 2002-01-23 | Nikki Co Ltd | エンジンのガス燃料供給装置 |
JP2002221037A (ja) | 2001-01-22 | 2002-08-09 | Toyota Motor Corp | 筒内噴射式ガス燃料内燃機関 |
JP2003027989A (ja) | 2001-07-13 | 2003-01-29 | Toyota Motor Corp | 内燃機関燃料供給系制御方法及び制御装置 |
US20120085322A1 (en) | 2010-10-12 | 2012-04-12 | Alfred Trzmiel | Internal Combustion Engine as well as Retrofitting/Conversion Kit for such an Internal Combustion Engine |
JP2018021510A (ja) | 2016-08-03 | 2018-02-08 | 日野自動車株式会社 | 凝縮水抑制装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2021191952A (ja) | 2021-12-16 |
CN113756993A (zh) | 2021-12-07 |
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