JP6320509B2 - 対向ピストン機関の燃焼室構造を画定するピストンクラウンボウル - Google Patents

対向ピストン機関の燃焼室構造を画定するピストンクラウンボウル Download PDF

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Publication number
JP6320509B2
JP6320509B2 JP2016502208A JP2016502208A JP6320509B2 JP 6320509 B2 JP6320509 B2 JP 6320509B2 JP 2016502208 A JP2016502208 A JP 2016502208A JP 2016502208 A JP2016502208 A JP 2016502208A JP 6320509 B2 JP6320509 B2 JP 6320509B2
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Japan
Prior art keywords
piston
combustion chamber
cylinder
edge
long axis
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JP2016502208A
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English (en)
Japanese (ja)
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JP2016512303A (ja
JP2016512303A5 (enExample
Inventor
バートン，トリスタン，エム．
レドン，ファビアン，ジー．
Original Assignee
アカーテース パワー，インク．
アカーテース パワー，インク．
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Priority claimed from US13/843,686 external-priority patent/US10180115B2/en
Application filed by アカーテース パワー，インク．, アカーテース パワー，インク． filed Critical アカーテース パワー，インク．
Publication of JP2016512303A publication Critical patent/JP2016512303A/ja
Publication of JP2016512303A5 publication Critical patent/JP2016512303A5/ja
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    • 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
    • F02B75/28—Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders
    • F02B75/282—Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders the pistons having equal strokes
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0618—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston having in-cylinder means to influence the charge motion
    • F02B23/0624—Swirl flow
    • 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
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0645—Details related to the fuel injector or the fuel spray
    • F02B23/0663—Details related to the fuel injector or the fuel spray having multiple injectors per combustion chamber
    • 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
    • F02B25/08—Engines with oppositely-moving reciprocating working pistons
    • 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
    • Y02T10/12—Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
JP2016502208A 2013-03-15 2014-03-13 対向ピストン機関の燃焼室構造を画定するピストンクラウンボウル Active JP6320509B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/843,686 US10180115B2 (en) 2010-04-27 2013-03-15 Piston crown bowls defining combustion chamber constructions in opposed-piston engines
US13/843,686 2013-03-15
PCT/US2014/026670 WO2014151916A1 (en) 2013-03-15 2014-03-13 Piston crown bowls defining combustion chamber constructions in opposed-piston engines

Publications (3)

Publication Number Publication Date
JP2016512303A JP2016512303A (ja) 2016-04-25
JP2016512303A5 JP2016512303A5 (enExample) 2017-02-23
JP6320509B2 true JP6320509B2 (ja) 2018-05-09

Family

ID=50588871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016502208A Active JP6320509B2 (ja) 2013-03-15 2014-03-13 対向ピストン機関の燃焼室構造を画定するピストンクラウンボウル

Country Status (4)

Country Link
EP (1) EP2948664B1 (enExample)
JP (1) JP6320509B2 (enExample)
CN (1) CN105051359B (enExample)
WO (1) WO2014151916A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10082099B2 (en) * 2016-08-09 2018-09-25 Achates Power, Inc. Port edge shape with continuous curvature for improved ring-port interaction and flow area
GB2557267B (en) * 2016-12-02 2020-05-06 Perkins Engines Co Ltd Piston crown with swirl-inducing bowl
CN110291273B (zh) * 2017-03-20 2021-08-31 沃尔沃卡车集团 具有偏移的进气曲轴和排气曲轴的对置活塞式发动机
EP3577329A1 (en) * 2017-03-22 2019-12-11 Achates Power, Inc. Cylinder bore surface structures for an opposed-piston engine
US11402020B2 (en) 2020-02-27 2022-08-02 Cummins Inc. Piston with multiaxial bearing and piston bowl
CN112869817B (zh) * 2021-02-19 2022-11-25 苏州法兰克曼医疗器械有限公司 一种具有大弯角转弯机构的腔内切割吻合器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1523453A (en) * 1918-06-18 1925-01-20 Super Diesel Tractor Corp Combustion chamber for liquid-fuei engines
SE519775C2 (sv) * 1998-05-14 2003-04-08 Volvo Car Corp Förbränningsmotor
US6170443B1 (en) 1998-09-11 2001-01-09 Edward Mayer Halimi Internal combustion engine with a single crankshaft and having opposed cylinders with opposed pistons
JP5782109B2 (ja) * 2010-04-27 2015-09-24 アカーテース パワー，インク． 対向ピストン式エンジン用の燃焼室構造
EP2998541B1 (en) 2010-08-16 2017-01-04 Achates Power, Inc. Fuel injection spray patterns for opposed-piston engines
EP2606212B1 (en) 2010-08-16 2018-10-03 Achates Power, Inc. Piston constructions for opposed-piston engines
GB2493260A (en) * 2011-07-26 2013-01-30 Ecomotors Internat Inc Opposed piston engine with tumble flow in shaped combustion chamber
US20130036999A1 (en) * 2011-08-08 2013-02-14 Ecomotors International, Inc. High-Squish Combustion Chamber With Side Injection

Also Published As

Publication number Publication date
JP2016512303A (ja) 2016-04-25
CN105051359A (zh) 2015-11-11
EP2948664A1 (en) 2015-12-02
WO2014151916A1 (en) 2014-09-25
CN105051359B (zh) 2018-07-06
EP2948664B1 (en) 2017-06-28

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