KR100762526B1 - 디젤 엔진용 피스톤 - Google Patents
디젤 엔진용 피스톤 Download PDFInfo
- Publication number
- KR100762526B1 KR100762526B1 KR1020027016087A KR20027016087A KR100762526B1 KR 100762526 B1 KR100762526 B1 KR 100762526B1 KR 1020027016087 A KR1020027016087 A KR 1020027016087A KR 20027016087 A KR20027016087 A KR 20027016087A KR 100762526 B1 KR100762526 B1 KR 100762526B1
- Authority
- KR
- South Korea
- Prior art keywords
- piston
- coating
- piston crown
- cavity
- alloy
- Prior art date
Links
Images
Classifications
-
- 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
- F02F3/00—Pistons
- F02F3/10—Pistons having surface coverings
- F02F3/12—Pistons having surface coverings on piston 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
- 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
- F02B23/0672—Omega-piston bowl, i.e. the combustion space having a central projection pointing towards the cylinder head and the surrounding wall being inclined towards the cylinder center axis
-
- 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
- F02F3/00—Pistons
- F02F3/10—Pistons having surface coverings
- F02F3/12—Pistons having surface coverings on piston heads
- F02F3/14—Pistons having surface coverings on piston heads within combustion chambers
-
- 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
- F02B23/0603—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
- F02B2023/0612—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 at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head the material having a high temperature and pressure resistance, e.g. ceramic
-
- 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
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
- F05C2201/00—Metals
- F05C2201/04—Heavy metals
- F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
- F05C2201/0448—Steel
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49229—Prime mover or fluid pump making
- Y10T29/49249—Piston making
- Y10T29/49256—Piston making with assembly or composite article making
- Y10T29/49263—Piston making with assembly or composite article making by coating or cladding
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Coating By Spraying Or Casting (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
Description
Claims (4)
- 연소 공동부를 구비하며, 실린더 헤드와 대면하는 피스톤 크라운의 표면에 열간 분무에 의하여 적층된 NiCrAl 합금 또는 CoCrAl 합금이나 이들 합금들의 혼합물 또는 FeCrAl 합금으로 된 코팅재를 구비하며, 적어도 피스톤 크라운이 강으로 되어 있는 디젤 엔진용 피스톤에 있어서,공동부 가장자리의 영역에서 가장 큰 층 두께가 존재하며, 상기 층 두께는 피스톤 크라운에서 반경 방향으로 외측을 향해 그리고 연소 공동부의 바닥을 향해 감소하는 것을 특징으로 하는 디젤 엔진용 피스톤.
- 제1항에 있어서,상기 코팅재는 피스톤 상의 단일 열간 분무층으로서 구비되는 것을 특징으로 하는 디젤 엔진용 피스톤.
- 제1항 또는 제2항에 있어서,상기 코팅 합금은 추가로 이트륨을 포함하는 것을 특징으로 하는 디젤 엔진용 피스톤.
- 제1항에 있어서,상기 피스톤 크라운과 연소 공동부는, 코팅되지 않은 피스톤의 경우와 동일한 압축비를 얻기 위하여, 후속하여 코팅하고자 하는 층의 층 두께에 대략 상응하게 선반 작업에 의하여 코팅 공정 전에 함몰 가공되는(recessed) 것을 특징으로 하는 디젤 엔진용 피스톤.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10029810A DE10029810A1 (de) | 2000-06-16 | 2000-06-16 | Kolben für Dieselmotoren |
DE10029810.9 | 2000-06-16 | ||
PCT/DE2001/001941 WO2001096726A1 (de) | 2000-06-16 | 2001-05-22 | Kolben für dieselmotoren |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030005413A KR20030005413A (ko) | 2003-01-17 |
KR100762526B1 true KR100762526B1 (ko) | 2007-10-01 |
Family
ID=7646036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020027016087A KR100762526B1 (ko) | 2000-06-16 | 2001-05-22 | 디젤 엔진용 피스톤 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6877473B2 (ko) |
EP (1) | EP1290325B1 (ko) |
JP (1) | JP4856354B2 (ko) |
KR (1) | KR100762526B1 (ko) |
BR (1) | BR0111621B1 (ko) |
DE (2) | DE10029810A1 (ko) |
WO (1) | WO2001096726A1 (ko) |
Families Citing this family (28)
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DE10146079A1 (de) * | 2001-09-19 | 2003-04-03 | Mahle Gmbh | Verfahren zur Herstellung eines Kolbens oder Kolbenbodens für einen Verbrennungsmotor |
DE102005006671A1 (de) * | 2005-02-15 | 2006-08-17 | Ks Kolbenschmidt Gmbh | Schutzschicht gegen Heißgaskorrision im Verbrennungsraum einer Brennkraftmaschine |
US7383807B2 (en) * | 2005-05-23 | 2008-06-10 | Federal-Mogul World Wide, Inc. | Coated power cylinder components for diesel engines |
US7802553B2 (en) * | 2005-10-18 | 2010-09-28 | Gm Global Technology Operations, Inc. | Method to improve combustion stability in a controlled auto-ignition combustion engine |
US7246597B2 (en) * | 2005-11-16 | 2007-07-24 | Gm Global Technology Operations, Inc. | Method and apparatus to operate a homogeneous charge compression-ignition engine |
US7367319B2 (en) * | 2005-11-16 | 2008-05-06 | Gm Global Technology Operations, Inc. | Method and apparatus to determine magnitude of combustion chamber deposits |
US8099082B2 (en) | 2005-12-16 | 2012-01-17 | Research In Motion Limited | System and method wireless messaging in a wireless communication system |
DE102006007148A1 (de) | 2006-02-16 | 2007-08-30 | Volkswagen Ag | Kolben für Verbrennungsmotoren und Verfahren zur Herstellung eines Kolbens für Verbrennungsmotoren |
US7458358B2 (en) * | 2006-05-10 | 2008-12-02 | Federal Mogul World Wide, Inc. | Thermal oxidation protective surface for steel pistons |
KR101993684B1 (ko) * | 2011-10-31 | 2019-06-27 | 테네코 인코퍼레이티드 | 코팅처리된 피스톤 및 코팅처리된 피스톤을 제조하는 방법 |
JP6015185B2 (ja) * | 2012-07-18 | 2016-10-26 | いすゞ自動車株式会社 | 内燃機関のピストン構造 |
CN105431624B (zh) * | 2013-06-14 | 2022-03-18 | Ks科尔本施密特有限公司 | 产生内燃机中使用的活塞的氧化保护层的方法和具有氧化保护层的活塞 |
US9765727B2 (en) | 2014-03-03 | 2017-09-19 | Federal-Mogul Llc | One-piece piston featuring additive machining produced combustion bowl rim and cooling gallery |
JP6070631B2 (ja) * | 2014-05-23 | 2017-02-01 | トヨタ自動車株式会社 | 内燃機関のピストン |
JP6554860B2 (ja) * | 2015-03-27 | 2019-08-07 | いすゞ自動車株式会社 | 直噴式エンジンの燃焼室構造 |
AT517589B1 (de) | 2015-07-03 | 2017-03-15 | Ge Jenbacher Gmbh & Co Og | Kolben für eine Brennkraftmaschine |
DE102015215803A1 (de) * | 2015-08-19 | 2017-02-23 | Federal-Mogul Nürnberg GmbH | Verfahren zur Herstellung zumindest eines Teils eines Stahl- oder Aluminiumkolbens für einen Verbrennungsmotor sowie Stahl- oder Aluminiumkolben für einen Verbrennungsmotor |
US10519854B2 (en) | 2015-11-20 | 2019-12-31 | Tenneco Inc. | Thermally insulated engine components and method of making using a ceramic coating |
US10578050B2 (en) | 2015-11-20 | 2020-03-03 | Tenneco Inc. | Thermally insulated steel piston crown and method of making using a ceramic coating |
WO2017174143A1 (en) | 2016-04-08 | 2017-10-12 | Volvo Truck Corporation | A piston for a cylinder for an internal combustion engine |
JP2019143497A (ja) * | 2018-02-16 | 2019-08-29 | トヨタ自動車株式会社 | 圧縮自着火式内燃機関 |
USD1004620S1 (en) | 2018-04-27 | 2023-11-14 | Tenneco Inc. | Piston for an internal combustion engine |
USD1010681S1 (en) | 2018-04-27 | 2024-01-09 | Tenneco Inc. | Piston for an internal combustion engine |
WO2020014636A1 (en) * | 2018-07-12 | 2020-01-16 | Radical Combustion Technologies, Llc | Systems, apparatus, and methods for increasing combustion temperature of fuel-air mixtures in internal combustion engines |
US11746725B2 (en) | 2019-01-18 | 2023-09-05 | Tenneco Inc. | Steel piston having oxidation and erosion protection |
CN113614353A (zh) * | 2019-01-18 | 2021-11-05 | 天纳克有限责任公司 | 具有氧化和腐蚀保护的钢活塞 |
WO2022133467A1 (en) * | 2020-12-17 | 2022-06-23 | Cummins Inc. | Combustion cylinder end face components including thermal barrier coatings |
US11719184B1 (en) | 2022-01-21 | 2023-08-08 | Tenneco Inc. | Piston with engineered crown coating and method of manufacturing |
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JPS5070715A (ko) | 1973-07-13 | 1975-06-12 | ||
JPS58167849A (ja) | 1982-03-29 | 1983-10-04 | Hino Motors Ltd | 内燃機関におけるピストンの加工方法 |
JPS58195050A (ja) | 1982-05-11 | 1983-11-14 | Yanmar Diesel Engine Co Ltd | 内燃機関のピストン |
DE29600036U1 (de) * | 1996-01-03 | 1996-02-29 | CASCADURA Industrial GmbH, 89542 Herbrechtingen | Kolben von Dieselmotoren |
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-
2000
- 2000-06-16 DE DE10029810A patent/DE10029810A1/de not_active Withdrawn
-
2001
- 2001-05-22 EP EP01943130A patent/EP1290325B1/de not_active Expired - Lifetime
- 2001-05-22 WO PCT/DE2001/001941 patent/WO2001096726A1/de active IP Right Grant
- 2001-05-22 BR BRPI0111621-5A patent/BR0111621B1/pt not_active IP Right Cessation
- 2001-05-22 JP JP2002510821A patent/JP4856354B2/ja not_active Expired - Fee Related
- 2001-05-22 DE DE50109441T patent/DE50109441D1/de not_active Expired - Lifetime
- 2001-05-22 KR KR1020027016087A patent/KR100762526B1/ko not_active IP Right Cessation
- 2001-05-22 US US10/311,243 patent/US6877473B2/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5070715A (ko) | 1973-07-13 | 1975-06-12 | ||
JPS58167849A (ja) | 1982-03-29 | 1983-10-04 | Hino Motors Ltd | 内燃機関におけるピストンの加工方法 |
JPS58195050A (ja) | 1982-05-11 | 1983-11-14 | Yanmar Diesel Engine Co Ltd | 内燃機関のピストン |
DE29600036U1 (de) * | 1996-01-03 | 1996-02-29 | CASCADURA Industrial GmbH, 89542 Herbrechtingen | Kolben von Dieselmotoren |
Also Published As
Publication number | Publication date |
---|---|
US20030196547A1 (en) | 2003-10-23 |
BR0111621B1 (pt) | 2009-08-11 |
DE50109441D1 (de) | 2006-05-18 |
BR0111621A (pt) | 2003-05-06 |
DE10029810A1 (de) | 2001-12-20 |
EP1290325B1 (de) | 2006-04-05 |
US6877473B2 (en) | 2005-04-12 |
KR20030005413A (ko) | 2003-01-17 |
EP1290325A1 (de) | 2003-03-12 |
WO2001096726A1 (de) | 2001-12-20 |
JP4856354B2 (ja) | 2012-01-18 |
JP2004503708A (ja) | 2004-02-05 |
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