JP6720935B2 - 燃料噴射制御装置及び燃料噴射制御方法 - Google Patents

燃料噴射制御装置及び燃料噴射制御方法 Download PDF

Info

Publication number
JP6720935B2
JP6720935B2 JP2017146905A JP2017146905A JP6720935B2 JP 6720935 B2 JP6720935 B2 JP 6720935B2 JP 2017146905 A JP2017146905 A JP 2017146905A JP 2017146905 A JP2017146905 A JP 2017146905A JP 6720935 B2 JP6720935 B2 JP 6720935B2
Authority
JP
Japan
Prior art keywords
energization
period
valve
movable core
fuel injection
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.)
Active
Application number
JP2017146905A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019027348A5 (enExample
JP2019027348A (ja
Inventor
雅之 丹羽
雅之 丹羽
誠 西前
誠 西前
田中　誠
田中　　誠
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to JP2017146905A priority Critical patent/JP6720935B2/ja
Priority to CN201880049245.XA priority patent/CN110959068B/zh
Priority to DE112018003842.4T priority patent/DE112018003842B4/de
Priority to PCT/JP2018/024485 priority patent/WO2019021732A1/ja
Publication of JP2019027348A publication Critical patent/JP2019027348A/ja
Publication of JP2019027348A5 publication Critical patent/JP2019027348A5/ja
Priority to US16/751,870 priority patent/US11149598B2/en
Application granted granted Critical
Publication of JP6720935B2 publication Critical patent/JP6720935B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/402—Multiple injections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F01L9/21—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by solenoids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0635—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding
    • F02M51/0642—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto
    • F02M51/0653—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature having a valve attached thereto the valve being an elongated body, e.g. a needle valve
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0635—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding
    • F02M51/066—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a plate-shaped or undulated armature not entering the winding the armature and the valve being allowed to move relatively to each other or not being attached to each other
    • 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
    • F02M51/00—Fuel-injection apparatus characterised by being operated electrically
    • F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
    • F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
    • F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
    • F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
    • F02M51/0685—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature and the valve being allowed to move relatively to each other or not being attached to each other
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
    • F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L9/00—Valve-gear or valve arrangements actuated non-mechanically
    • F01L9/20—Valve-gear or valve arrangements actuated non-mechanically by electric means
    • F01L9/21—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by solenoids
    • F01L2009/2103—Valve-gear or valve arrangements actuated non-mechanically by electric means actuated by solenoids comprising one coil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2710/00—Control of valve gear, speed or power
    • 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
    • F02B75/12—Other methods of operation
    • F02B2075/125—Direct injection in the combustion chamber for spark ignition engines, i.e. not in pre-combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2003—Output circuits, e.g. for controlling currents in command coils using means for creating a boost voltage, i.e. generation or use of a voltage higher than the battery voltage, e.g. to speed up injector opening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2037—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit for preventing bouncing of the valve needle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2044—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using pre-magnetisation or post-magnetisation of the coils
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D2041/389—Controlling fuel injection of the high pressure type for injecting directly into the cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/063—Lift of the valve needle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/40—Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
    • F02D41/401—Controlling injection timing
    • 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
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP2017146905A 2017-07-28 2017-07-28 燃料噴射制御装置及び燃料噴射制御方法 Active JP6720935B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2017146905A JP6720935B2 (ja) 2017-07-28 2017-07-28 燃料噴射制御装置及び燃料噴射制御方法
CN201880049245.XA CN110959068B (zh) 2017-07-28 2018-06-28 燃料喷射控制装置以及燃料喷射控制方法
DE112018003842.4T DE112018003842B4 (de) 2017-07-28 2018-06-28 Kraftstoffeinspritz-Steuervorrichtung und Verfahren zur Steuerung der Kraftstoffeinspritzung
PCT/JP2018/024485 WO2019021732A1 (ja) 2017-07-28 2018-06-28 燃料噴射制御装置及び燃料噴射制御方法
US16/751,870 US11149598B2 (en) 2017-07-28 2020-01-24 Fuel injection control device and fuel injection control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017146905A JP6720935B2 (ja) 2017-07-28 2017-07-28 燃料噴射制御装置及び燃料噴射制御方法

Publications (3)

Publication Number Publication Date
JP2019027348A JP2019027348A (ja) 2019-02-21
JP2019027348A5 JP2019027348A5 (enExample) 2019-08-22
JP6720935B2 true JP6720935B2 (ja) 2020-07-08

Family

ID=65039631

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017146905A Active JP6720935B2 (ja) 2017-07-28 2017-07-28 燃料噴射制御装置及び燃料噴射制御方法

Country Status (5)

Country Link
US (1) US11149598B2 (enExample)
JP (1) JP6720935B2 (enExample)
CN (1) CN110959068B (enExample)
DE (1) DE112018003842B4 (enExample)
WO (1) WO2019021732A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210104317A (ko) * 2020-02-17 2021-08-25 현대자동차주식회사 인젝터 열림 시간 편차 개선을 위한 연료 분사 제어 장치 및 방법
JP6888146B1 (ja) * 2020-03-27 2021-06-16 日立Astemo株式会社 直噴式燃料噴射弁
US11795886B2 (en) 2021-12-13 2023-10-24 Caterpillar Inc. Reduced energy waveform for energizing solenoid actuator in fuel injector valve
JP7559744B2 (ja) * 2021-12-13 2024-10-02 トヨタ自動車株式会社 内燃機関システム
DE102022202027A1 (de) * 2022-02-28 2023-08-31 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zur Ansteuerung eines elektromagnetisch ansteuerbaren Gasventils, Steuergerät

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5090378A (en) * 1991-02-22 1992-02-25 The Cessna Aircraft Company Dual nozzle single pump fuel injection system
JP4691523B2 (ja) * 2007-05-09 2011-06-01 日立オートモティブシステムズ株式会社 電磁式燃料噴射弁の制御回路
JP5331663B2 (ja) * 2009-11-30 2013-10-30 日立オートモティブシステムズ株式会社 電磁式燃料噴射弁の駆動回路
JP5698938B2 (ja) * 2010-08-31 2015-04-08 日立オートモティブシステムズ株式会社 燃料噴射装置の駆動装置及び燃料噴射システム
JP5492806B2 (ja) * 2011-02-25 2014-05-14 日立オートモティブシステムズ株式会社 電磁式燃料噴射弁の駆動装置
JP2013124577A (ja) * 2011-12-14 2013-06-24 Toyota Motor Corp 内燃機関の燃料噴射制御装置
EP2662555A1 (en) * 2012-05-10 2013-11-13 Continental Automotive GmbH Method for monitoring an injection valve
JP5579787B2 (ja) * 2012-06-19 2014-08-27 本田技研工業株式会社 内燃機関の制御装置
JP5982484B2 (ja) * 2012-06-21 2016-08-31 日立オートモティブシステムズ株式会社 内燃機関の制御装置
JP5900369B2 (ja) * 2013-02-06 2016-04-06 株式会社デンソー 電磁弁駆動装置
EP2796695B1 (en) * 2013-04-26 2020-06-10 Vitesco Technologies GmbH Method for operating a fuel supply arrangement, control device for a fuel supply arrangement, fuel supply arrangement and computer program product
DE112014002349B4 (de) * 2013-05-10 2019-12-05 Denso Corporation Kraftstoffeinspritzsteuervorrichtung und Kraftstoffeinspritzsystem
JP6318575B2 (ja) * 2013-11-21 2018-05-09 株式会社デンソー 燃料噴射制御装置および燃料噴射システム
JP6245060B2 (ja) * 2014-05-07 2017-12-13 株式会社デンソー 燃料噴射制御装置及び制御方法
GB201511007D0 (en) * 2015-06-23 2015-08-05 Delphi Int Operations Lux Srl Nozzle assembly with adaptive closed signal
JP6304156B2 (ja) * 2015-07-15 2018-04-04 株式会社デンソー 内燃機関の燃料噴射制御装置
JP2017096233A (ja) * 2015-11-27 2017-06-01 株式会社Ｓｏｋｅｎ 燃料噴射制御装置および燃料噴射システム
US10989154B2 (en) * 2016-05-03 2021-04-27 Vitesco Technologies GmbH Fuel injector with an idle stroke
JP6520816B2 (ja) * 2016-05-06 2019-05-29 株式会社デンソー 燃料噴射制御装置
JP6597535B2 (ja) * 2016-09-13 2019-10-30 株式会社デンソー 弁体作動推定装置
JP6717271B2 (ja) 2017-07-28 2020-07-01 株式会社デンソー 内燃機関制御システム
US11004587B2 (en) * 2018-07-16 2021-05-11 The Florida State University Research Foundation, Inc. Linear actuator for valve control and operating systems and methods

Also Published As

Publication number Publication date
JP2019027348A (ja) 2019-02-21
US11149598B2 (en) 2021-10-19
CN110959068B (zh) 2022-03-15
WO2019021732A1 (ja) 2019-01-31
CN110959068A (zh) 2020-04-03
DE112018003842T5 (de) 2020-04-09
US20200157980A1 (en) 2020-05-21
DE112018003842B4 (de) 2020-08-13

Similar Documents

Publication Publication Date Title
JP6720935B2 (ja) 燃料噴射制御装置及び燃料噴射制御方法
JP4691523B2 (ja) 電磁式燃料噴射弁の制御回路
WO2014181549A1 (ja) 燃料噴射制御装置および燃料噴射システム
JP2012177303A (ja) 電磁式燃料噴射弁の駆動装置
JP2008095521A (ja) 電磁弁装置およびそれを用いた燃料噴射システム
JP5958417B2 (ja) 燃料噴射制御装置および燃料噴射システム
JP6044366B2 (ja) 高圧ポンプの制御装置
JP6557608B2 (ja) 燃料噴射装置の制御装置
JP7330759B2 (ja) 電磁式燃料噴射器の立ち上がり時間を決定する方法
JP2018035728A (ja) 燃料噴射装置の制御装置
KR102469641B1 (ko) 연료 분사기를 제어하기 위한 방법
CN107869399B (zh) 控制能开关的阀、尤其是机动车的内燃机的喷射阀的方法
CN105863861A (zh) 用于运行喷射阀的方法
JP2014129817A (ja) 電磁式燃料噴射弁の駆動装置
JP7172756B2 (ja) 高圧ポンプの制御装置
US11131264B2 (en) Fuel injection control device
JP5991419B2 (ja) 燃料噴射制御装置および燃料噴射システム
CN106837638B (zh) 燃料喷射器和使用该燃料喷射器的燃料喷射装置
WO2017090320A1 (ja) 燃料噴射制御装置および燃料噴射システム
US11242830B2 (en) Fuel injection valve
JP5870959B2 (ja) 燃料噴射制御装置および燃料噴射システム
JP6304324B2 (ja) 燃料噴射制御装置および燃料噴射システム
WO2025045552A1 (en) Method for operating a fuel injector of an engine
JP2010248930A (ja) 燃料噴射装置
JP2016164415A (ja) 燃料噴射制御装置および燃料噴射システム

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20190709

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20190709

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: 20200519

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20200601

R150 Certificate of patent or registration of utility model

Ref document number: 6720935

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

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