EP3748145A1 - Motor mit variablem verdichtungsverhältnis (vcr) - Google Patents

Motor mit variablem verdichtungsverhältnis (vcr) Download PDF

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Publication number
EP3748145A1
EP3748145A1 EP19178942.9A EP19178942A EP3748145A1 EP 3748145 A1 EP3748145 A1 EP 3748145A1 EP 19178942 A EP19178942 A EP 19178942A EP 3748145 A1 EP3748145 A1 EP 3748145A1
Authority
EP
European Patent Office
Prior art keywords
piston
engine
vcr
compression ratio
clearance position
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
EP19178942.9A
Other languages
English (en)
French (fr)
Other versions
EP3748145B1 (de
Inventor
Cyril Huber
Ingemar Nylund
Konrad Räss
Marcel Ott
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.)
Winterthur Gas and Diesel AG
Original Assignee
Winterthur Gas and Diesel AG
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 Winterthur Gas and Diesel AG filed Critical Winterthur Gas and Diesel AG
Priority to EP19178942.9A priority Critical patent/EP3748145B1/de
Priority to DK19178942.9T priority patent/DK3748145T3/da
Priority to JP2020059258A priority patent/JP2020200826A/ja
Priority to CN202010268116.9A priority patent/CN112049725B/zh
Priority to KR1020200062376A priority patent/KR20200141004A/ko
Publication of EP3748145A1 publication Critical patent/EP3748145A1/de
Application granted granted Critical
Publication of EP3748145B1 publication Critical patent/EP3748145B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
EP19178942.9A 2019-06-07 2019-06-07 Motor mit variablem verdichtungsverhältnis (vcr) Active EP3748145B1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP19178942.9A EP3748145B1 (de) 2019-06-07 2019-06-07 Motor mit variablem verdichtungsverhältnis (vcr)
DK19178942.9T DK3748145T3 (da) 2019-06-07 2019-06-07 Motor med variabelt kompressionsforhold (VCR)
JP2020059258A JP2020200826A (ja) 2019-06-07 2020-03-30 可変圧縮比（ｖｃｒ）機関
CN202010268116.9A CN112049725B (zh) 2019-06-07 2020-04-08 可变压缩比发动机
KR1020200062376A KR20200141004A (ko) 2019-06-07 2020-05-25 가변 압축비(ｖｃｒ) 엔진

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19178942.9A EP3748145B1 (de) 2019-06-07 2019-06-07 Motor mit variablem verdichtungsverhältnis (vcr)

Publications (2)

Publication Number Publication Date
EP3748145A1 true EP3748145A1 (de) 2020-12-09
EP3748145B1 EP3748145B1 (de) 2023-12-06

Family

ID=66793806

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19178942.9A Active EP3748145B1 (de) 2019-06-07 2019-06-07 Motor mit variablem verdichtungsverhältnis (vcr)

Country Status (5)

Country Link
EP (1) EP3748145B1 (de)
JP (1) JP2020200826A (de)
KR (1) KR20200141004A (de)
CN (1) CN112049725B (de)
DK (1) DK3748145T3 (de)

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

Citations (9)

* 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
JPS61197731A (ja) 1985-02-25 1986-09-02 Susumu Nagai 可変圧縮比デイ−ゼル機関
EP2677141A1 (de) 2012-06-21 2013-12-25 Wärtsilä Schweiz AG Verfahren zum Betreiben eines Zweitakt-Grossdieselmotors sowie Zweitakt-Grossdieselmotor
EP2687707A2 (de) 2012-07-17 2014-01-22 Wärtsilä Schweiz AG Großer Hubkolbenverbrennungsmotor, Steuervorrichtung und Verfahren zur Steuerung eines derartigen Motors
EP2801713A1 (de) 2013-05-07 2014-11-12 Wärtsilä Schweiz AG Hubkolbenverbrennungsmotor und Vorrichtung und Verfahren zur Steuerung eines solchen Motors
DE102014220424A1 (de) * 2014-10-08 2016-04-14 Robert Bosch Gmbh Verfahren zum Betreiben eines Kraftfahrzeugs
US20180058314A1 (en) * 2015-03-05 2018-03-01 Hitachi Automotive Systems, Ltd. Control Device and Control Method for Vehicle Drive Mechanism
EP3296597A1 (de) * 2015-05-11 2018-03-21 IHI Corporation Kreuzkopfmotor
US20180187594A1 (en) * 2015-06-25 2018-07-05 Nissan Motor Co., Ltd. Variable compression ratio internal combustion engine and learning method therefor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042953B (de) * 1955-11-03 1958-11-06 Eisen & Stahlind Ag Brennkraftmaschine mit Vollschaftkolben
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
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
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

Patent Citations (9)

* 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
JPS61197731A (ja) 1985-02-25 1986-09-02 Susumu Nagai 可変圧縮比デイ−ゼル機関
EP2677141A1 (de) 2012-06-21 2013-12-25 Wärtsilä Schweiz AG Verfahren zum Betreiben eines Zweitakt-Grossdieselmotors sowie Zweitakt-Grossdieselmotor
EP2687707A2 (de) 2012-07-17 2014-01-22 Wärtsilä Schweiz AG Großer Hubkolbenverbrennungsmotor, Steuervorrichtung und Verfahren zur Steuerung eines derartigen Motors
EP2801713A1 (de) 2013-05-07 2014-11-12 Wärtsilä Schweiz AG Hubkolbenverbrennungsmotor und Vorrichtung und Verfahren zur Steuerung eines solchen Motors
DE102014220424A1 (de) * 2014-10-08 2016-04-14 Robert Bosch Gmbh Verfahren zum Betreiben eines Kraftfahrzeugs
US20180058314A1 (en) * 2015-03-05 2018-03-01 Hitachi Automotive Systems, Ltd. Control Device and Control Method for Vehicle Drive Mechanism
EP3296597A1 (de) * 2015-05-11 2018-03-21 IHI Corporation Kreuzkopfmotor
US20180187594A1 (en) * 2015-06-25 2018-07-05 Nissan Motor Co., Ltd. Variable compression ratio internal combustion engine and learning method therefor

Also Published As

Publication number Publication date
EP3748145B1 (de) 2023-12-06
JP2020200826A (ja) 2020-12-17
DK3748145T3 (da) 2024-01-29
KR20200141004A (ko) 2020-12-17
CN112049725B (zh) 2024-05-03
CN112049725A (zh) 2020-12-08

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