EP3719273A4 - Dispositif de compression variable et système de moteur - Google Patents

Dispositif de compression variable et système de moteur Download PDF

Info

Publication number
EP3719273A4
EP3719273A4 EP18882401.5A EP18882401A EP3719273A4 EP 3719273 A4 EP3719273 A4 EP 3719273A4 EP 18882401 A EP18882401 A EP 18882401A EP 3719273 A4 EP3719273 A4 EP 3719273A4
Authority
EP
European Patent Office
Prior art keywords
engine system
compression device
variable compression
variable
engine
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.)
Granted
Application number
EP18882401.5A
Other languages
German (de)
English (en)
Other versions
EP3719273B1 (fr
EP3719273A1 (fr
Inventor
Yutaka Masuda
Kazuki YOTSUI
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.)
IHI Corp
Original Assignee
IHI Corp
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 IHI Corp filed Critical IHI Corp
Publication of EP3719273A1 publication Critical patent/EP3719273A1/fr
Publication of EP3719273A4 publication Critical patent/EP3719273A4/fr
Application granted granted Critical
Publication of EP3719273B1 publication Critical patent/EP3719273B1/fr
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
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • 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
    • F02B75/00—Other engines
    • F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
    • F02B75/044—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of an adjustable piston length
    • 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
    • F02B75/32—Engines characterised by connections between pistons and main shafts and not specific to preceding main groups
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D15/00—Varying compression ratio
    • F02D15/02—Varying compression ratio by alteration or displacement of piston stroke
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D23/00—Controlling engines characterised by their being supercharged
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/18—Other cylinders

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
EP18882401.5A 2017-11-28 2018-11-28 Dispositif de compression variable et système de moteur Active EP3719273B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017228333A JP6946977B2 (ja) 2017-11-28 2017-11-28 可変圧縮装置及びエンジンシステム
PCT/JP2018/043835 WO2019107434A1 (fr) 2017-11-28 2018-11-28 Dispositif de compression variable et système de moteur

Publications (3)

Publication Number Publication Date
EP3719273A1 EP3719273A1 (fr) 2020-10-07
EP3719273A4 true EP3719273A4 (fr) 2021-08-25
EP3719273B1 EP3719273B1 (fr) 2023-01-04

Family

ID=66665020

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18882401.5A Active EP3719273B1 (fr) 2017-11-28 2018-11-28 Dispositif de compression variable et système de moteur

Country Status (6)

Country Link
EP (1) EP3719273B1 (fr)
JP (1) JP6946977B2 (fr)
KR (1) KR102279170B1 (fr)
CN (1) CN111373131B (fr)
DK (1) DK3719273T3 (fr)
WO (1) WO2019107434A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4166769B1 (fr) * 2021-10-18 2025-04-09 WinGD Ltd. Moteur à combustion interne doté d'un dispositif à taux de compression variable

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014020375A (ja) * 2012-07-17 2014-02-03 Waertsilae Schweiz Ag 大型往復ピストン燃焼エンジン、ならびにそのようなエンジンを制御する制御機器および方法
WO2016182000A1 (fr) * 2015-05-11 2016-11-17 株式会社Ihi Moteur à crosse
EP3098417A1 (fr) * 2014-01-20 2016-11-30 IHI Corporation Moteur
EP3098416A1 (fr) * 2014-01-20 2016-11-30 IHI Corporation Moteur à crosse

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07197910A (ja) * 1993-12-29 1995-08-01 Nabco Ltd 油圧シリンダ
DE19835146A1 (de) * 1998-08-04 1999-06-10 Daimler Chrysler Ag Pleuelstange
JP4252996B2 (ja) * 2005-12-28 2009-04-08 本田技研工業株式会社 内燃機関の圧縮比可変装置
KR101534709B1 (ko) * 2013-12-18 2015-07-08 현대자동차 주식회사 가변 압축비 엔진
KR101901428B1 (ko) * 2014-10-30 2018-09-21 가부시키가이샤 아이에이치아이 유니플로 소기식 2사이클 엔진
JP6451486B2 (ja) * 2015-05-11 2019-01-16 株式会社Ihi 油圧発生装置およびクロスヘッド型エンジン
JP6717684B2 (ja) 2016-06-23 2020-07-01 富士フイルム株式会社 磁気テープおよび磁気テープ装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014020375A (ja) * 2012-07-17 2014-02-03 Waertsilae Schweiz Ag 大型往復ピストン燃焼エンジン、ならびにそのようなエンジンを制御する制御機器および方法
EP3098417A1 (fr) * 2014-01-20 2016-11-30 IHI Corporation Moteur
EP3098416A1 (fr) * 2014-01-20 2016-11-30 IHI Corporation Moteur à crosse
WO2016182000A1 (fr) * 2015-05-11 2016-11-17 株式会社Ihi Moteur à crosse

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019107434A1 *

Also Published As

Publication number Publication date
DK3719273T3 (da) 2023-01-30
CN111373131B (zh) 2022-02-25
KR20200047671A (ko) 2020-05-07
EP3719273B1 (fr) 2023-01-04
JP6946977B2 (ja) 2021-10-13
WO2019107434A1 (fr) 2019-06-06
KR102279170B1 (ko) 2021-07-19
EP3719273A1 (fr) 2020-10-07
CN111373131A (zh) 2020-07-03
JP2019100183A (ja) 2019-06-24

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