JP7804069B2 - 水素エンジン - Google Patents

水素エンジン

Info

Publication number
JP7804069B2
JP7804069B2 JP2024522951A JP2024522951A JP7804069B2 JP 7804069 B2 JP7804069 B2 JP 7804069B2 JP 2024522951 A JP2024522951 A JP 2024522951A JP 2024522951 A JP2024522951 A JP 2024522951A JP 7804069 B2 JP7804069 B2 JP 7804069B2
Authority
JP
Japan
Prior art keywords
hydrogen
combustion chamber
cylinder
intake
piston
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
Application number
JP2024522951A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023228570A5 (https=
JPWO2023228570A1 (https=
Inventor
明良 和知
卓也 岩本
耀 荒牧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yamaha Motor Co Ltd
Original Assignee
Yamaha Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yamaha Motor Co Ltd filed Critical Yamaha Motor Co Ltd
Publication of JPWO2023228570A1 publication Critical patent/JPWO2023228570A1/ja
Publication of JPWO2023228570A5 publication Critical patent/JPWO2023228570A5/ja
Application granted granted Critical
Publication of JP7804069B2 publication Critical patent/JP7804069B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0206—Non-hydrocarbon fuels, e.g. hydrogen, ammonia or carbon monoxide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
    • F01M13/028—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of positive pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • 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
    • F02B25/04—Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/06—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding lubricant vapours
    • 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
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
    • F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
    • F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
    • F01M2013/027—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure with a turbo charger or compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B33/00—Engines characterised by provision of pumps for charging or scavenging
    • F02B33/32—Engines with pumps other than of reciprocating-piston type
    • F02B33/34—Engines with pumps other than of reciprocating-piston type with rotary pumps
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
JP2024522951A 2022-05-24 2023-03-30 水素エンジン Active JP7804069B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022084447 2022-05-24
JP2022084447 2022-05-24
PCT/JP2023/013326 WO2023228570A1 (ja) 2022-05-24 2023-03-30 水素エンジン

Publications (3)

Publication Number Publication Date
JPWO2023228570A1 JPWO2023228570A1 (https=) 2023-11-30
JPWO2023228570A5 JPWO2023228570A5 (https=) 2025-01-27
JP7804069B2 true JP7804069B2 (ja) 2026-01-21

Family

ID=88919011

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024522951A Active JP7804069B2 (ja) 2022-05-24 2023-03-30 水素エンジン

Country Status (3)

Country Link
EP (1) EP4534812A4 (https=)
JP (1) JP7804069B2 (https=)
WO (1) WO2023228570A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024117361A (ja) * 2023-02-17 2024-08-29 株式会社小松製作所 システム及び制御方法
JP2024117362A (ja) * 2023-02-17 2024-08-29 株式会社小松製作所 システム及び制御方法
CN117722289B (zh) * 2023-12-15 2025-09-02 一汽解放汽车有限公司 双滚流进气缸盖及氢气发动机
WO2025225215A1 (ja) * 2024-04-22 2025-10-30 株式会社Ihi 過給機用のシャフトおよび過給機

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007132250A (ja) 2005-11-09 2007-05-31 Denso Corp 内燃機関用燃料噴射装置
US20130008420A1 (en) 2011-07-06 2013-01-10 GM Global Technology Operations LLC Air-oil separator for extracting oil from engine blowby gas
JP2017166386A (ja) 2016-03-15 2017-09-21 マツダ株式会社 気体燃料直噴エンジンの制御装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6338328B1 (en) * 2000-12-05 2002-01-15 Louis W. Mower Crankcase inducted self-supercharging four cycle internal combustion engine
KR200431488Y1 (ko) * 2003-04-21 2006-11-23 미츠비시 쥬고교 가부시키가이샤 소기관 제어 밸브 장치를 구비한 내연 기관
JP2009293464A (ja) * 2008-06-04 2009-12-17 Aisan Ind Co Ltd 過給機付エンジンのブローバイガス還流装置
US10774730B2 (en) * 2013-11-12 2020-09-15 Nautilus Engineering, Llc Systems and methods of forced air induction in internal combustion engines
US10138772B2 (en) * 2014-02-03 2018-11-27 Ford Global Technologies, Llc System and method for reducing friction
JP6582863B2 (ja) * 2015-10-20 2019-10-02 アイシン精機株式会社 過給機付き内燃機関の吸気システム
CN106337730B (zh) * 2016-09-07 2018-09-28 石家庄新华能源环保科技股份有限公司 一种氢燃料发动机系统
US10570829B2 (en) * 2017-08-11 2020-02-25 Ford Global Technologies, Llc Methods and system for a common aspirator valve
CN108443010B (zh) * 2018-02-13 2021-04-23 上海柯来浦能源科技有限公司 一种氧气直喷纯氢燃烧发动机及其动力系统
US10876445B2 (en) * 2019-02-01 2020-12-29 Caterpillar Inc. Heated inlet of a crankcase ventilation system
JP2021127704A (ja) 2020-02-12 2021-09-02 川崎重工業株式会社 ４ストロークエンジン及びクランクケースの内部における着火防止方法
KR20230067525A (ko) * 2021-11-09 2023-05-16 얀마 홀딩스 주식회사 엔진 시스템
DE102022121952A1 (de) * 2022-08-31 2024-02-29 Hengst Se Entlüftungssystem für ein Kurbelgehäuse

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007132250A (ja) 2005-11-09 2007-05-31 Denso Corp 内燃機関用燃料噴射装置
US20130008420A1 (en) 2011-07-06 2013-01-10 GM Global Technology Operations LLC Air-oil separator for extracting oil from engine blowby gas
JP2017166386A (ja) 2016-03-15 2017-09-21 マツダ株式会社 気体燃料直噴エンジンの制御装置

Also Published As

Publication number Publication date
EP4534812A1 (en) 2025-04-09
JPWO2023228570A1 (https=) 2023-11-30
WO2023228570A1 (ja) 2023-11-30
EP4534812A4 (en) 2025-09-10

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