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KR880000681A - Electronically controlled injector for a two cycle engine having at least one cylinder and a method for controlling fuel injection in the engine - Google Patents

Electronically controlled injector for a two cycle engine having at least one cylinder and a method for controlling fuel injection in the engine Download PDF

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Publication number
KR880000681A
KR880000681A KR870005607A KR870005607A KR880000681A KR 880000681 A KR880000681 A KR 880000681A KR 870005607 A KR870005607 A KR 870005607A KR 870005607 A KR870005607 A KR 870005607A KR 880000681 A KR880000681 A KR 880000681A
Authority
KR
South Korea
Prior art keywords
fuel injection
cylinder
electronically controlled
fuel
cycle engine
Prior art date
Application number
KR870005607A
Other languages
Korean (ko)
Inventor
크라인 헤르만
Original Assignee
클라우스 포스 ; 디터 비트마이어
로베르트 보쉬 게엠베하
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 클라우스 포스 ; 디터 비트마이어, 로베르트 보쉬 게엠베하 filed Critical 클라우스 포스 ; 디터 비트마이어
Publication of KR880000681A publication Critical patent/KR880000681A/en

Links

Classifications

    • 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
    • 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
    • F02B25/20—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18
    • F02B25/22—Means for reducing the mixing of charge and combustion residues or for preventing escape of fresh charge through outlet ports not provided for in, or of interest apart from, subgroups F02B25/02 - F02B25/18 by forming air cushion between charge and combustion residues
    • 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
    • F02B17/00—Engines characterised by means for effecting stratification of charge in cylinders
    • 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
    • F02D41/008—Controlling each cylinder individually
    • F02D41/0087—Selective cylinder activation, i.e. partial cylinder operation
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
    • F02D2400/04—Two-stroke combustion engines with electronic control
    • 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)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

내용 없음No content

Description

적어도 하나의 기통을 가지는 2싸이클 기관용 전자제어 분사장치 및 동 기관에 있어서 연료분사를 제어하는 방법Electronically controlled injector for a two cycle engine having at least one cylinder and a method for controlling fuel injection in the engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

도면은 본 발명 장치의 원리적인 구성을 도시하는 구성도.The figure is a block diagram which shows the principle structure of the apparatus of this invention.

Claims (10)

기통(6)에 설치된 분사벨브(32)와 분사밸브(32)를 제어하는 제어장치를 갖춘 적어도 하나의 기통을 가지는 2싸이클 기관용 전자 제어 분사장치에 있어서, 상기 제어장치(30)에 의해 오버플로우 공기량에의 연료 분사량을 제어하며 회전수 또는 부하 또는 이 양쪽에 따라서 연료 공급을 행하지 않는 배기 행정을 가능하게 한 것을 특징으로 하는 적어도 하나의 기통을 가지는 2싸이클 기관용 전자 제어 분사장치.In an electronically controlled injector for a two-cycle engine having at least one cylinder with a control device for controlling the injection valve 32 and the injection valve 32 provided in the cylinder 6, overflowed by the control device 30. An electronically controlled injector for a two-cycle engine having at least one cylinder which controls the amount of fuel injected to the air amount and enables an exhaust stroke that does not supply fuel according to rotational speed or load or both. 제1항에 있어서, 상기 분사 밸브(32)는 기통(6)의 오버플로우 통로(20)에 연료분사가 행해지도록 기통에 설치되는 것을 특징으로 하는 전자 제어 분사장치.The electronically controlled injector according to claim 1, wherein the injection valve (32) is provided in the cylinder so that fuel injection is performed in the overflow passage (20) of the cylinder (6). 제1항에 있어서, 상기 분사밸브(32)는 기통(6)의 연소실(4)에 직접 연료 분사가 행해지도록 기통(6)에 설치되는 것을 특징으로 하는 전자 제어 분사 장치.The electronically controlled injection device according to claim 1, wherein the injection valve (32) is provided in the cylinder (6) so that fuel injection is directly performed to the combustion chamber (4) of the cylinder (6). 제1항, 제2항 또는 제3항에 있어서, 상기 분사밸브(32)는 연료분사를 행하는 배기행정시연료분사가 각 배기행정의 종료시에 행해지도록 제어장치(30)에 의해서 제어되는 것을 특징으로 하는 전자 제어 분사 장치.4. The injection valve (32) according to claim 1, 2, or 3, wherein the injection valve (32) is controlled by the control device (30) so that fuel injection during exhaust stroke for fuel injection is performed at the end of each exhaust stroke. Electronically controlled spraying device. 제1항에 있어서, 제어장치(30)에 관련하여 연료 분사점을 결정하는 센서(34)가 설치되며 이 센서는 2싸이클 기관(2)의 크랭크축 위치를 검출하며, 기통(6)에 설치된 피스톤(12)의 동작 위치를 검출하는 것을 특징으로 하는 전자 제어 분사장치.A sensor (34) according to claim 1, wherein a sensor (34) is provided which determines the fuel injection point in relation to the control device (30), which detects the crankshaft position of the two-cycle engine (2) and is installed in the cylinder (6). An electronically controlled injector, characterized by detecting the operating position of the piston (12). 전자 제어 분사장치를 사용하는 적어도 하나의 기통을 가지는 2싸이클 기관의 연료 분사를 제어하는 방법에 있어서, 회전수 또는 부하에 의해서 배기행정중 오버플로우 공기량의 연료분사를 행하지 않도록 한것을 특징으로 하는 적어도 하나의 기통을 가지는 2싸이클 기관의 연료분사를 제어하는 방법.A method of controlling fuel injection of a two-cycle engine having at least one cylinder using an electronically controlled injector, wherein the fuel injection of the amount of overflow air during the exhaust stroke is not performed by the rotational speed or the load. A method of controlling fuel injection in a two-cycle engine having a single cylinder. 제6항에 있어서, 연료를 기통(6)의 오버플로우 통로(20)에 분사하도록 한 것을 특징으로 하는 연료 분사 제어 방법.The fuel injection control method according to claim 6, wherein the fuel is injected into the overflow passage (20) of the cylinder (6). 제6항에 있어서, 연료를 기통(6)의 연소실(4)에 직접 분사하도록 한 것을 특징으로 하는 연료 분사 제어 방법.The fuel injection control method according to claim 6, wherein the fuel is injected directly into the combustion chamber (4) of the cylinder (6). 제6항, 제7항 또는 제8항에 있어서, 배기행정중 연료분사를 행하는 경우 연료를 배기행정의 종료시에 분사하도록한 것을 특징으로 하는 연료 분사 제어 방법.The fuel injection control method according to claim 6, 7, or 8, wherein the fuel is injected at the end of the exhaust stroke when fuel injection is performed during the exhaust stroke. 제6항에 있어서, 연료 분사 시점은 2싸이클 기관(2)의 크랭크축 위치를 검출하여 또한 기통(6)에 설치된 피스톤(12)의 작동위치를 찾으며 이것에 대응한 신호를 분사장치 제어장치(30)에 입력시키는 센서(34)를 이용하여 결정되는 것을 특징으로 하는 연료 분사 제어 방법.7. The fuel injection timing according to claim 6, wherein the fuel injection time point detects the crankshaft position of the two-cycle engine 2 and finds the operating position of the piston 12 installed in the cylinder 6, and outputs a signal corresponding thereto. 30. The fuel injection control method according to claim 30, wherein the fuel injection control method is determined using a sensor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR870005607A 1986-06-12 1987-06-03 Electronically controlled injector for a two cycle engine having at least one cylinder and a method for controlling fuel injection in the engine KR880000681A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19863619794 DE3619794A1 (en) 1986-06-12 1986-06-12 Electronically controlled injection system for two-stroke engines having at least one cylinder and method for controlling the fuel injection in engines of this type
DE3619794.7 1986-06-12

Publications (1)

Publication Number Publication Date
KR880000681A true KR880000681A (en) 1988-03-28

Family

ID=6302871

Family Applications (1)

Application Number Title Priority Date Filing Date
KR870005607A KR880000681A (en) 1986-06-12 1987-06-03 Electronically controlled injector for a two cycle engine having at least one cylinder and a method for controlling fuel injection in the engine

Country Status (3)

Country Link
JP (1) JPS62298636A (en)
KR (1) KR880000681A (en)
DE (1) DE3619794A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3819196A1 (en) * 1988-06-07 1989-12-21 Glotur Trust Reg TWO-STROKE DOUBLE PISTON ENGINE
JPH05222976A (en) * 1991-12-24 1993-08-31 Ind Technol Res Inst Interval type fuel injection method and device in two stroke engine
JPH10131800A (en) * 1996-10-30 1998-05-19 Kioritz Corp Control device for internal combustion engine
DE102005002275B4 (en) * 2005-01-18 2015-02-05 Andreas Stihl Ag & Co. Kg Method for operating a single-cylinder two-stroke engine

Also Published As

Publication number Publication date
DE3619794A1 (en) 1987-12-17
JPS62298636A (en) 1987-12-25

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19870603

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid