JP4795350B2 - 内燃機械用噴射ノズル - Google Patents

内燃機械用噴射ノズル Download PDF

Info

Publication number
JP4795350B2
JP4795350B2 JP2007528501A JP2007528501A JP4795350B2 JP 4795350 B2 JP4795350 B2 JP 4795350B2 JP 2007528501 A JP2007528501 A JP 2007528501A JP 2007528501 A JP2007528501 A JP 2007528501A JP 4795350 B2 JP4795350 B2 JP 4795350B2
Authority
JP
Japan
Prior art keywords
valve
control valve
injection nozzle
fuel
needle
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.)
Expired - Lifetime
Application number
JP2007528501A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008510914A5 (enExample
JP2008510914A (ja
Inventor
ロウセク、ヤロスラフ
グッゲンビヒラー、フランツ
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of JP2008510914A publication Critical patent/JP2008510914A/ja
Publication of JP2008510914A5 publication Critical patent/JP2008510914A5/ja
Application granted granted Critical
Publication of JP4795350B2 publication Critical patent/JP4795350B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F02M47/027—Electrically actuated valves draining the chamber to release the closing pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M47/00—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure
    • F02M47/02—Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure of accumulator-injector type, i.e. having fuel pressure of accumulator tending to open, and fuel pressure in other chamber tending to close, injection valves and having means for periodically releasing that closing pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04—Injectors with heating, cooling, or thermally-insulating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
    • F02M53/04—Injectors with heating, cooling, or thermally-insulating means
    • F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M2700/00—Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluids for a combustion engine; Use of exhaust gas; Compressors for piston engines
    • F02M2700/07—Nozzles and injectors with controllable fuel supply
    • F02M2700/077—Injectors having cooling or heating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Nonmetallic Welding Materials (AREA)
JP2007528501A 2004-08-24 2005-08-18 内燃機械用噴射ノズル Expired - Lifetime JP4795350B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ATA1424/2004 2004-08-24
AT0142404A AT500773B8 (de) 2004-08-24 2004-08-24 Einspritzdüse für brennkraftmaschinen
PCT/AT2005/000330 WO2006021014A1 (de) 2004-08-24 2005-08-18 Einspritzdüse für brennkraftmaschinen

Publications (3)

Publication Number Publication Date
JP2008510914A JP2008510914A (ja) 2008-04-10
JP2008510914A5 JP2008510914A5 (enExample) 2008-06-19
JP4795350B2 true JP4795350B2 (ja) 2011-10-19

Family

ID=35169814

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007528501A Expired - Lifetime JP4795350B2 (ja) 2004-08-24 2005-08-18 内燃機械用噴射ノズル

Country Status (8)

Country Link
US (1) US7383794B2 (enExample)
EP (1) EP1781931B1 (enExample)
JP (1) JP4795350B2 (enExample)
KR (1) KR100850594B1 (enExample)
CN (1) CN100510382C (enExample)
AT (2) AT500773B8 (enExample)
DE (1) DE502005008715D1 (enExample)
WO (1) WO2006021014A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT505666B1 (de) * 2007-08-20 2009-03-15 Bosch Gmbh Robert Verfahren und vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine
CN101498263B (zh) * 2008-07-23 2013-09-18 福建省莆田市中涵机动力有限公司 直接控制喷油嘴开关的高压共轨喷油器
US7849836B2 (en) * 2008-10-07 2010-12-14 Caterpillar Inc Cooling feature for fuel injector and fuel system using same
DE102009018767A1 (de) * 2009-04-24 2010-10-28 Man Diesel & Turbo Se Kraftstoffeinspritzdüse für eine Brennkraftmaschine
US8517284B2 (en) * 2009-05-13 2013-08-27 Caterpillar Inc. System and method for internal cooling of a fuel injector
KR20120090061A (ko) * 2009-09-11 2012-08-16 인비스타 테크놀러지스 에스.에이.알.엘. 산소 제거용 개선된 폴리에스테르 수지 혼합 방법 및 그의 생성물
US8201754B2 (en) * 2009-12-03 2012-06-19 Caterpillar Inc. Fluid injector with thermal load control
US8434457B2 (en) * 2010-06-29 2013-05-07 Caterpillar Inc. System and method for cooling fuel injectors
US8480009B2 (en) * 2010-07-30 2013-07-09 Caterpillar Inc. Large bore fuel system and fuel injector for same
EP2426344B1 (en) * 2010-09-07 2015-02-25 Caterpillar Motoren GmbH & Co. KG Heating system for an internal combustion engine
US8549840B2 (en) * 2010-11-12 2013-10-08 Cummins Cal Pacific, Llc Fluid injector
AT512422B1 (de) 2012-02-07 2016-01-15 Bosch Gmbh Robert Vorrichtung zum einspritzen von kraftstoff in den brennraum einer brennkraftmaschine
CN102619659A (zh) * 2012-04-17 2012-08-01 哈尔滨工程大学 喷油器冷却衬套
KR101953922B1 (ko) * 2013-07-08 2019-03-05 현대중공업 주식회사 로커아암 윤활유를 이용한 노즐 냉각시스템
CN104763512A (zh) * 2015-02-05 2015-07-08 宁波市永硕精密机械有限公司 一种船用发动机喷油器冷却套
US9897053B2 (en) * 2015-08-12 2018-02-20 Cummins Inc. Fuel cooled injector tip
DE102015215943A1 (de) 2015-08-20 2017-02-23 Robert Bosch Gmbh Kraftstoffinjektor
US10605213B2 (en) * 2015-08-21 2020-03-31 Cummins Inc. Nozzle combustion shield and sealing member with improved heat transfer capabilities
DE102016206796A1 (de) 2016-04-21 2017-10-26 Robert Bosch Gmbh Kraftstoffinjektor
DE102016211477A1 (de) 2016-06-27 2017-12-28 Robert Bosch Gmbh Düsenkörper für einen Kraftstoffinjektor
DE102017202686A1 (de) 2017-02-20 2018-08-23 Robert Bosch Gmbh Kraftstoffinjektor
JP6741052B2 (ja) * 2017-09-29 2020-08-19 株式会社デンソー 燃料噴射弁
CN109869252A (zh) * 2019-03-15 2019-06-11 江苏大学 一种高压共轨柴油机的高频响应喷油器
CN110005558B (zh) * 2019-03-19 2022-06-07 上海齐耀动力技术有限公司 一种防积碳燃油喷射装置
DE102020102194A1 (de) * 2020-01-30 2021-08-05 Man Energy Solutions Se Kraftstoffeinspritzventil
CN111828216A (zh) * 2020-06-28 2020-10-27 上海中船三井造船柴油机有限公司 双燃料柴油机喷油器预燃室的冷却结构
US12215651B1 (en) 2023-12-18 2025-02-04 Caterpillar Inc. Cylinder head configured for improved cooling performance and manufacturability

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE721753C (de) * 1940-08-04 1942-06-18 Bosch Gmbh Robert Gekuehlte, insbesondere fluessigkeitsgesteuerte Einspritzduese fuer Brennkraftmaschinen
US3737100A (en) * 1971-11-18 1973-06-05 Allis Chalmers Internally cooled unit injector
JPS535945Y2 (enExample) * 1973-04-04 1978-02-15
US3945353A (en) * 1974-11-29 1976-03-23 Allis-Chalmers Corporation Two phase nozzle cooling system
US4267977A (en) * 1979-06-04 1981-05-19 Caterpillar Tractor Co. Temperature controlled unit injector
DE3141070C3 (de) * 1981-10-16 1997-03-13 Motoren Werke Mannheim Ag Kühlung einer Kraftstoffeinspritzdüse für eine Brennkraftmaschine
US5400968A (en) * 1993-08-16 1995-03-28 Solar Turbines Incorporated Injector tip cooling using fuel as the coolant
DK171975B1 (da) * 1994-02-07 1997-09-01 Man B & W Diesel Gmbh Brændselsinjektor til en stor totakts forbrændingsmotor
JP3228497B2 (ja) * 1996-03-27 2001-11-12 株式会社豊田中央研究所 燃料噴射弁のデポジット低減法およびデポジット低減式燃料噴射弁
US5740782A (en) * 1996-05-20 1998-04-21 Lowi, Jr.; Alvin Positive-displacement-metering, electro-hydraulic fuel injection system
JP3719468B2 (ja) 1996-09-02 2005-11-24 株式会社デンソー 蓄圧式燃料噴射装置
DE19816316A1 (de) * 1998-04-11 1999-10-14 Bosch Gmbh Robert Kraftstoffeinspritzvorrichtung für Brennkraftmaschinen
EP0961025A1 (de) * 1998-05-29 1999-12-01 Wärtsilä NSD Schweiz AG Brennstoffeinspritzdüse
DE19909451A1 (de) * 1999-03-04 2000-09-14 Bosch Gmbh Robert Injektor mit einem Piezo-Mehrlagenaktor
JP4026448B2 (ja) * 2002-08-28 2007-12-26 トヨタ自動車株式会社 インジェクタ
CA2405350C (en) * 2002-09-26 2004-08-10 S. Michael Baker Liquid cooled fuel injection valve and method of operating a liquid cooled fuel injection valve

Also Published As

Publication number Publication date
EP1781931A1 (de) 2007-05-09
AT500773B1 (de) 2006-07-15
KR20070046904A (ko) 2007-05-03
AT500773A1 (de) 2006-03-15
ATE452287T1 (de) 2010-01-15
CN101006268A (zh) 2007-07-25
US20080017169A1 (en) 2008-01-24
KR100850594B1 (ko) 2008-08-05
DE502005008715D1 (de) 2010-01-28
AT500773B8 (de) 2007-02-15
JP2008510914A (ja) 2008-04-10
CN100510382C (zh) 2009-07-08
US7383794B2 (en) 2008-06-10
EP1781931B1 (de) 2009-12-16
WO2006021014A1 (de) 2006-03-02

Similar Documents

Publication Publication Date Title
JP4795350B2 (ja) 内燃機械用噴射ノズル
CA1167714A (en) Fuel injection nozzle with grooved poppet valve
CN100460663C (zh) 用于向内燃机的燃烧室喷射燃料的装置
US20110186647A1 (en) Method and device for injecting fuel into the combustion chamber of an internal combustion engine
JP7129994B2 (ja) 弁ニードル
JP2017515040A (ja) 燃料噴射器用フィルタ
CN101529080B (zh) 用于将燃料喷入内燃机燃烧室中的喷射器
US20080006723A1 (en) Control Valve For An Injection Nozzle
CN109416007B (zh) 用于燃料喷射器的喷嘴体
EP2857670B1 (en) Fuel injector
CN100480505C (zh) 用于内燃机的燃料喷射阀
KR102211974B1 (ko) 연료 분사기
CN103261659B (zh) 燃料喷射装置、活塞式发动机和操作活塞式发动机的方法
JP3303565B2 (ja) 燃料噴射装置
DK2504561T3 (en) Fuel injection nozzle for burning power machines
KR20010014946A (ko) 전자 분사 시스템
CN110325728B (zh) 燃料喷射器
GB2295881A (en) Control valve
JP2004514831A (ja) 内燃機関に用いられる噴射システムの燃料調量装置としての行程制御式の弁
CN101680407A (zh) 喷射器

Legal Events

Date Code Title Description
A072 Dismissal of procedure [no reply to invitation to correct request for examination]

Free format text: JAPANESE INTERMEDIATE CODE: A072

Effective date: 20080118

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080421

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080421

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100813

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20101115

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20101122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20101213

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110204

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20110506

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20110513

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110603

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20110701

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20110727

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

Ref document number: 4795350

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140805

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term