KR960014632A - Fuel system of automobile engine - Google Patents

Fuel system of automobile engine Download PDF

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Publication number
KR960014632A
KR960014632A KR1019940026563A KR19940026563A KR960014632A KR 960014632 A KR960014632 A KR 960014632A KR 1019940026563 A KR1019940026563 A KR 1019940026563A KR 19940026563 A KR19940026563 A KR 19940026563A KR 960014632 A KR960014632 A KR 960014632A
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KR
South Korea
Prior art keywords
fuel
hose
vaporized
converter
storage tank
Prior art date
Application number
KR1019940026563A
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Korean (ko)
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KR100188747B1 (en
Inventor
김정식
Original Assignee
전성원
현대자동차 주식회사
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Priority to KR1019940026563A priority Critical patent/KR100188747B1/en
Publication of KR960014632A publication Critical patent/KR960014632A/en
Application granted granted Critical
Publication of KR100188747B1 publication Critical patent/KR100188747B1/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0836Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0872Details of the fuel vapour pipes or conduits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M27/00Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like
    • F02M27/02Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sound waves, or the like by catalysts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M2025/0845Electromagnetic valves

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

연료의 완전연소를 유도하여 유해가스의 배출을 줄이도록 할뿐 아니라, 불필요한 연료의 소비를 배제토록 하는 자동차용 엔진이 연료장치를 제공하기 위하여 연료를 저장하는 연료탱크와; 이 연료탱크에 호오스로 연통되도록 설치되어 호오스를 통해 유입되는 연료를 예열하는 예열기와; 이 예열기에 호오스로 연통되어 예열된 연료가 그 유입량이 제어되는 상태로 유입 저장되는 예열연료 저장탱크와; 이 예열연료 저장탱크에 연통되도록 설치되어 예열된 연료가 공급된 후 ECU에 의해 제어되는 상태로 연료를 미립화하여 기화되도록 하는 기화변환기와; 이 기화 변환기에 호오스 및 리턴용 호오스로 연통되어 기화된 연료가 유입되며, 유통중의 기화연료의 부분적인 액화에 따라 액화된 연료가 상기 기화 변환기로 리턴되도록 하는 드레인 탱크와; 이 드레인 탱크에 호오스로 연통되도록 설치되어 드레인 탱크로부터 유입되는 기화 연료에 포함된 유해성분을 연소전에 미리 중화하도록 하는 촉매 컨버어터와; 이 촉매 컨버어터에 호오스로 연통되도록 설치되어 촉매 컨버어터를 통한 기화 연료가 일시적으로 저장되도록 하는 기화연료 저장탱크와; 이 기화연료 저장탱크와 인젝터가 연통되도록 하는 호오스에 연통 설치되어 기화 연료를 펌핑하는 기화연료 압송용 펌프와; 상기 인젝터를 포함하여 이루어지도록 한 것.A fuel tank for storing fuel in order to provide a fuel device for an engine for an automobile that not only induces complete combustion of fuel to reduce emissions of harmful gases, but also eliminates consumption of unnecessary fuel; A preheater installed in the fuel tank so as to communicate with the hose and preheating the fuel flowing through the hose; A preheated fuel storage tank communicating with the hose to the preheater and storing the preheated fuel in a state in which the inflow thereof is controlled; A vaporization converter installed to communicate with the preheated fuel storage tank to atomize the fuel in a state controlled by the ECU after the preheated fuel is supplied; A drain tank in which vaporized fuel is introduced into the vaporizer via a hose and a return hose, and the fuel vaporized is returned to the vaporizer in accordance with partial liquefaction of the vaporized fuel in circulation; A catalytic converter installed in the drain tank so as to communicate with the hose so as to neutralize beforehand the harmful components contained in the vaporized fuel flowing from the drain tank; A vaporized fuel storage tank installed to communicate with the hose in the catalytic converter to temporarily store vaporized fuel through the catalytic converter; A vaporized fuel pump for communicating with the vaporized fuel storage tank and the injector so as to communicate with the vaporized fuel; Including the injector.

Description

자동차용 엔진의 연료장치Fuel system of automobile engine

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

제1도는 본 발명에 의한 자동차용 엔진의 연료장치를 나타내는 개략적인 단면도,1 is a schematic cross-sectional view showing a fuel device of an automotive engine according to the present invention;

제2도는 종래 자동차용 엔진의 연료장치를 나타내는 개략 사시도이다.2 is a schematic perspective view showing a fuel device of a conventional automobile engine.

Claims (5)

연료를 저장하는 연료탱크(2)와; 이 연료탱크(2)에 호오스(H)로 연통되도록 설치되어 호오스(H)를 통해 유입되는 연료를 예열하는 예열기(4)와; 이 예열기(4)에 호오스(H)로 연통되어 예열원 연료가 그 유입량이 제어되는 상태로 유입 저장되는 예열연료 저장탱크(10)와; 이 예열연료 저장탱크(10)에 연통되도록 설치되어 예열된 연료가 공급된 후 ECU(6)에 의해 제어되는 상태로 연료를 미립화하여 기화되도록 하는 기화 변환기(16)와; 이 기화 변환기(16)에 호오스(H) 및 리턴용 호오스(H)로 연통되어 기화원 연료가 유입되며, 유통중의 기화 연료의 부분적인 액화에 따라 액화된 연료가 상기 기화 변환기(16)로 리틴되도록 하는 드레인 탱크(22)와; 이 드레인 탱크(22)에 호오스(H)로 연통되도록 설치되어 드레인 탱크(22)로부터 유입되는 기화 연료에 포함된 유해성분을 연소전에 미리 중화하도록 하는 촉매 컨버어터(28)와; 이 촉매 컨버어터(28)에 호오스(H)로 연통되도록 설치되어 촉매 컨버어터(28)를 통한 기화 연료가 임시적으로 저장되도록 하는 기화연료 저장탱크(30)와; 이 기화연료 저장탱크(30)와 인젝터(32)가 연통되도록 하는 호오스(H)에 연통 설치되어 기화 연료를 펌핑하는 기화연료 압송용 펌프(P)와; 상기 인젝터(32)를 포함하여 이루어지도록 함을 특징으로 하는 자동차용 엔진의 연료창치.A fuel tank 2 for storing fuel; A preheater (4) installed in the fuel tank (2) so as to communicate with the hose (H) to preheat the fuel flowing through the hose (H); A preheated fuel storage tank (10) communicating with the preheater (4) through the preheater (4) so that the preheating source fuel is introduced and stored in a controlled state; A vaporization converter 16 installed to communicate with the preheated fuel storage tank 10 to atomize the fuel in a state controlled by the ECU 6 after the preheated fuel is supplied; The vaporization source fuel is introduced into the vaporization converter 16 via the hose H and the returning hose H, and the fuel liquefied by partial liquefaction of the vaporized fuel in circulation is transferred to the vaporization converter 16. A drain tank 22 to be retinned; A catalytic converter (28) installed in the drain tank (22) so as to communicate with the hose (H) to neutralize the harmful components contained in the vaporized fuel flowing from the drain tank (22) before combustion; A vaporized fuel storage tank 30 installed to communicate with the hose (H) in the catalytic converter 28 so as to temporarily store vaporized fuel through the catalytic converter 28; A vaporized fuel pressure pump (P) installed in communication with the hose (H) for communicating the vaporized fuel storage tank (30) and the injector (32) to pump vaporized fuel; Fuel injector of an automobile engine, characterized in that made to include the injector (32). 제1항에 있어서, 예열연료 저장탱크(10)는 그 내부로 연료에 떠 있는 상태를 유지하여 연료의 수위에 따라 유동되어 그 상부에 고정 형성된 첵밸브(14)로 하여금 유입홀을 개폐토록 함으로써, 예열기(4)로부터 공급되는 예열 상태의 연료의 유입량을 조절할수 있도록 하는 플로트(12)가 내장되도록 함을 특징으로 하는 자동차용 엔진의 연료장치.The preheating fuel storage tank (10) according to claim 1, wherein the preheated fuel storage tank (10) is maintained in the state of floating in the fuel flows in accordance with the level of the fuel to the check valve 14 formed on the upper portion to open and close the inlet , The fuel device of the engine for the automobile, characterized in that the float (12) to be built in to adjust the flow rate of the pre-heated fuel supplied from the preheater (4). 제1항에 있어서, 기화 변환기(16)는 그 하우징의 내부에 ECU(6)에 전기적으로 연결된 전자파 발생기(18)가 내장되도록 하여 유입 공급된 예열 상태의 연료가 온도의 제어 상태하에서 가열되도록 하고, 상기 하우징의 상부 일측에 ECU(6)에 전기적으로 연결되는 온도센서(20)를 부착 형성토록 하여 이 온도센서(20)에 의해 감지된 기화 변환기(16) 내부의 온도가 ECU(6)에 전달될 수 있도록 함으로써, ECU(6)로 하여금 상기 전자파 발생기(18)를 제어할 수 있도록 하며, 상기한 하우징의 상측에 형성된 기화연료의 유출홀에 연통 결합되는 호오스(H)에 ECU(6)에 전기적으로 연결되어 이 ECU(6)에 의해 제어되는 상태로 기화 변환기(16)로부터의 기화연료를 펌핑할 수 있도록 호오스(H)에 연통 설치된 펌프(P)에 의해 기화된 펌프(P)가 펌프 유출될 수 있도록 함을 특징으로 하는 자동차용 엔진의 연료장치.2. The vaporization converter (16) according to claim 1, wherein the vaporization converter (16) has an electromagnetic wave generator (18) electrically connected to the ECU (6) inside its housing so that the fuel supplied in preheated state is heated under a temperature controlled state. The temperature inside the vaporization converter 16 sensed by the temperature sensor 20 is attached to the ECU 6 by attaching and forming a temperature sensor 20 electrically connected to the ECU 6 on an upper side of the housing. By allowing it to be transmitted, it enables the ECU 6 to control the electromagnetic wave generator 18 and the ECU 6 to the hose H which is in communication with the outlet hole of the vaporized fuel formed on the upper side of the housing. A pump P vaporized by a pump P in communication with the hose H is capable of pumping vaporized fuel from the vaporization converter 16 to a state electrically controlled by the ECU 6. Characterized in that the pump can be discharged Fuel equipment for engine engines. 제1항에 있어서, 드레인 탱크(22)는 그 내부의 상측에 일측으로 경사지는 상태로 가로 놓여 고정되는 다수의 배플 플레이트(24)를 형성하도록 하여 기화연료가 유통되도록 함으로써, 드레인 탱크(22)의 내부에서 부분적으로 액화되는 액체 상태의 연료가 리턴 호오스(H)를 통해 기화 변환기(16)로 리턴될 수 있도록 함을 특징으로 하는 자동차용 엔진의 연료장치.The drain tank (22) according to claim 1, wherein the drain tank (22) forms a plurality of baffle plates (24) which are horizontally placed and fixed in an inclined direction to one side of the drain tank (22), thereby allowing the vaporized fuel to flow therethrough. A fuel system of an automotive engine, characterized in that the liquid fuel partially liquefied in the interior can be returned to the vaporization converter (16) through a return hose (H). 제1항에 있어서, 인젝터(32)와 기화연료 저장탱크(30) 사이의 호오스(H)에는 ECU(6)에 전기적으로 연결되는 기화연료용 펌프(P)와 솔레노이드 펌브(V)를 설치토록 하여 인젝터(32)에 기화연료 저장탱크(30)에 저장된 기화연료를 펌핑하여 일정압으로 공급되도록 하고, 이러한 상태의 기화연료의 유통을 제어할 수 있도록 함을 특징으로 하는 자동차용 엔진의 연료장치.The hose H between the injector 32 and the vaporized fuel storage tank 30 is provided with a vaporized fuel pump P and a solenoid pump V electrically connected to the ECU 6. To pump the vaporized fuel stored in the vaporized fuel storage tank 30 to the injector 32 to be supplied at a constant pressure, and to control the distribution of the vaporized fuel in such a state. . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940026563A 1994-10-17 1994-10-17 A fuel supply device of engine for vehicles KR100188747B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940026563A KR100188747B1 (en) 1994-10-17 1994-10-17 A fuel supply device of engine for vehicles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940026563A KR100188747B1 (en) 1994-10-17 1994-10-17 A fuel supply device of engine for vehicles

Publications (2)

Publication Number Publication Date
KR960014632A true KR960014632A (en) 1996-05-22
KR100188747B1 KR100188747B1 (en) 1999-06-01

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