DK3748145T3 - Motor med variabelt kompressionsforhold (VCR) - Google Patents

Motor med variabelt kompressionsforhold (VCR) Download PDF

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Publication number
DK3748145T3
DK3748145T3 DK19178942.9T DK19178942T DK3748145T3 DK 3748145 T3 DK3748145 T3 DK 3748145T3 DK 19178942 T DK19178942 T DK 19178942T DK 3748145 T3 DK3748145 T3 DK 3748145T3
Authority
DK
Denmark
Prior art keywords
vcr
engine
compression ratio
variable compression
variable
Prior art date
Application number
DK19178942.9T
Other languages
English (en)
Inventor
Cyril Huber
Ingemar Nylund
Konrad Räss
Marcel Ott
Original Assignee
Winterthur Gas & Diesel 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=66793806&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK3748145(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Winterthur Gas & Diesel Ltd filed Critical Winterthur Gas & Diesel Ltd
Application granted granted Critical
Publication of DK3748145T3 publication Critical patent/DK3748145T3/da

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
    • 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
    • F02B75/04—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
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • 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
    • 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
    • F02B75/048—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable crank stroke 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • 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
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/04—Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
    • 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
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/02—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving vehicles; peculiar to engines driving variable pitch propellers
    • 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
    • F02B75/16—Engines characterised by number of cylinders, e.g. single-cylinder engines
    • F02B75/18—Multi-cylinder engines
    • F02B2075/1804—Number of cylinders
    • F02B2075/1808—Number of cylinders two
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2700/00—Mechanical control of speed or power of a single cylinder piston engine
    • F02D2700/03—Controlling by changing the compression ratio

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)
DK19178942.9T 2019-06-07 2019-06-07 Motor med variabelt kompressionsforhold (VCR) DK3748145T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19178942.9A EP3748145B1 (en) 2019-06-07 2019-06-07 Variable compression ratio (vcr) engine

Publications (1)

Publication Number Publication Date
DK3748145T3 true DK3748145T3 (da) 2024-01-29

Family

ID=66793806

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19178942.9T DK3748145T3 (da) 2019-06-07 2019-06-07 Motor med variabelt kompressionsforhold (VCR)

Country Status (5)

Country Link
EP (1) EP3748145B1 (da)
JP (3) JP2020200826A (da)
KR (2) KR20200141004A (da)
CN (1) CN112049725B (da)
DK (1) DK3748145T3 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113818970B (zh) * 2021-08-10 2022-12-23 浙江吉利控股集团有限公司 一种发动机气缸盖、发动机、车辆及沉积物处理方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB288790A (en) * 1927-03-11 1928-04-19 Napier & Son Ltd Improvements in or relating to the cylinder heads of internal combustion engines
DE1042953B (de) * 1955-11-03 1958-11-06 Eisen & Stahlind Ag Brennkraftmaschine mit Vollschaftkolben
JPS61197731A (ja) 1985-02-25 1986-09-02 Susumu Nagai 可変圧縮比デイ−ゼル機関
JPH0415964Y2 (da) * 1985-06-10 1992-04-09
JPH07113332B2 (ja) * 1987-10-05 1995-12-06 トヨタ自動車株式会社 内燃機関の圧縮比制御装置
JP4214848B2 (ja) * 2003-06-30 2009-01-28 トヨタ自動車株式会社 内燃機関のデポジット除去
JP4239813B2 (ja) 2003-12-19 2009-03-18 日産自動車株式会社 内燃機関の圧縮比制御装置及び圧縮比制御方法
GB2475068B (en) * 2009-11-04 2014-06-25 Lotus Car A two-stroke internal combustion engine with variable compression ratio and an exhaust port shutter
DE102010032486A1 (de) * 2010-07-28 2012-02-02 Daimler Ag Verfahren zum Betreiben einer Hubkolbenmaschine
EP2677141A1 (de) 2012-06-21 2013-12-25 Wärtsilä Schweiz AG Verfahren zum Betreiben eines Zweitakt-Grossdieselmotors sowie Zweitakt-Grossdieselmotor
CN103541819B (zh) * 2012-07-17 2017-08-08 瓦锡兰瑞士公司 大型往复活塞式燃烧发动机及其控制设备和控制方法
US8673084B1 (en) * 2013-03-12 2014-03-18 Mcalister Technologies, Llc Methods for varnish removal and prevention in an internal combustion engine
EP2801713A1 (en) 2013-05-07 2014-11-12 Wärtsilä Schweiz AG A Reciprocating Piston Combustion Engine and an Apparatus and a Method for Controlling Such an Engine
WO2015108178A1 (ja) * 2014-01-20 2015-07-23 株式会社Ihi クロスヘッド型エンジン
KR20160012683A (ko) * 2014-07-25 2016-02-03 명광록 사이드 크로스헤드 엔진
DE102014220424A1 (de) * 2014-10-08 2016-04-14 Robert Bosch Gmbh Verfahren zum Betreiben eines Kraftfahrzeugs
JP6258887B2 (ja) * 2015-03-05 2018-01-10 日立オートモティブシステムズ株式会社 車両用駆動機構の制御装置及び制御方法
JP6451485B2 (ja) * 2015-05-11 2019-01-16 株式会社Ihi クロスヘッド型エンジン
RU2670634C9 (ru) * 2015-06-25 2018-12-04 Ниссан Мотор Ко., Лтд. Двигатель внутреннего сгорания с переменной степенью сжатия и способ обучения для него
KR20170069601A (ko) 2015-12-11 2017-06-21 현대자동차주식회사 가변 압축비 장치
US10428863B2 (en) * 2017-06-21 2019-10-01 GM Global Technology Operations LLC Variable compression ratio engine
JP6870499B2 (ja) * 2017-06-26 2021-05-12 株式会社Ihi 可変圧縮装置及びエンジンシステム
CN108104958B (zh) 2017-12-15 2020-04-07 东风汽车集团有限公司 一种可变压缩比的发动机机构

Also Published As

Publication number Publication date
EP3748145A1 (en) 2020-12-09
JP2020200826A (ja) 2020-12-17
KR20200141004A (ko) 2020-12-17
JP3251442U (ja) 2025-05-26
KR20260116688A (ko) 2026-07-28
JP2025089537A (ja) 2025-06-12
CN112049725A (zh) 2020-12-08
EP3748145B1 (en) 2023-12-06
CN112049725B (zh) 2024-05-03

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