DK3748145T3 - Motor med variabelt kompressionsforhold (VCR) - Google Patents
Motor med variabelt kompressionsforhold (VCR) Download PDFInfo
- 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
Links
- 230000006835 compression Effects 0.000 title 1
- 238000007906 compression Methods 0.000 title 1
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)
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 (1) | JP2020200826A (da) |
KR (1) | KR20200141004A (da) |
CN (1) | CN112049725B (da) |
DK (1) | DK3748145T3 (da) |
Families Citing this family (1)
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 (22)
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 | ||
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 |
EP3098416B1 (en) * | 2014-01-20 | 2018-10-03 | IHI Corporation | Crosshead engine |
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 |
CN107709732B (zh) * | 2015-06-25 | 2019-07-23 | 日产自动车株式会社 | 可变压缩比内燃机及其学习方法 |
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 |
-
2019
- 2019-06-07 EP EP19178942.9A patent/EP3748145B1/en active Active
- 2019-06-07 DK DK19178942.9T patent/DK3748145T3/da active
-
2020
- 2020-03-30 JP JP2020059258A patent/JP2020200826A/ja active Pending
- 2020-04-08 CN CN202010268116.9A patent/CN112049725B/zh active Active
- 2020-05-25 KR KR1020200062376A patent/KR20200141004A/ko active Search and Examination
Also Published As
Publication number | Publication date |
---|---|
KR20200141004A (ko) | 2020-12-17 |
CN112049725A (zh) | 2020-12-08 |
EP3748145B1 (en) | 2023-12-06 |
EP3748145A1 (en) | 2020-12-09 |
CN112049725B (zh) | 2024-05-03 |
JP2020200826A (ja) | 2020-12-17 |
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