KR970027744A - Evaporative gas purge control system for vehicles and its method - Google Patents

Evaporative gas purge control system for vehicles and its method Download PDF

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Publication number
KR970027744A
KR970027744A KR1019950043418A KR19950043418A KR970027744A KR 970027744 A KR970027744 A KR 970027744A KR 1019950043418 A KR1019950043418 A KR 1019950043418A KR 19950043418 A KR19950043418 A KR 19950043418A KR 970027744 A KR970027744 A KR 970027744A
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KR
South Korea
Prior art keywords
purge control
solenoid valve
control solenoid
gas
set value
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KR1019950043418A
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Korean (ko)
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KR100290337B1 (en
Inventor
박재홍
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전성원
현대자동차 주식회사
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Priority to KR1019950043418A priority Critical patent/KR100290337B1/en
Publication of KR970027744A publication Critical patent/KR970027744A/en
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Publication of KR100290337B1 publication Critical patent/KR100290337B1/en

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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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-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
    • F02M25/0836—Arrangement 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
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-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
    • F02M25/089—Layout of the fuel vapour installation

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)

Abstract

차량용 증발가스 퍼지 제어시스템 및 그 방법에 있어서, 본 발명에서는, 자동차의 연료 탱크 내의 증발가스를 용이하게 포집하여 이용하기 위하여, 전자 제어 장치에 신호를 보내고 연료 탱크에 설치되는 압력 센서와, 상기한 전자 제어 장치에 의하여 작동하고 캐니스터의 입구에 들어가는 유로와 서지 탱크에 유입되는 유로 사이를 통하도록 설치되는 제2퍼지 컨트롤 솔레노이드 밸브를 포함하는 차량용 증발가스 퍼지 제어시스템을 제공한다.In the vehicle evaporative gas purge control system and method thereof, in the present invention, in order to easily collect and use the evaporated gas in the fuel tank of an automobile, a pressure sensor is provided to the electronic control device and installed in the fuel tank; Provided is an evaporative gas purge control system for a vehicle including a second purge control solenoid valve which is operated by an electronic control device and is installed between the flow path entering the canister and the flow path entering the surge tank.

그리고, 제1설정치와 제2설정치를 두고 만족하는 구역에 따라 제1퍼지 컨트롤 솔레노이드 밸브와 제2퍼지 컨트롤 솔레노이드 밸브가 여닫게 되는 것을 제공한다.Then, the first purge control solenoid valve and the second purge control solenoid valve are opened and closed depending on the region where the first set value and the second set value are satisfied.

이러한 시스템은 환경의 보호와, 제작비의 절감과, 차량 부피의 축소와, 경쟁력의 강화와, 운전 환경의 개선 등의 효과가 있다.Such a system has the effect of protecting the environment, reducing manufacturing costs, reducing vehicle volume, enhancing competitiveness, and improving driving environment.

Description

차량용 증발가스 퍼지 제어시스템 및 그 방법Evaporative gas purge control system for vehicles and its method

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

제1도는 본 발명의 차량용 증발가스 퍼지 제어시스템을 나타내는 구성도.1 is a configuration diagram showing a vehicle evaporative gas purge control system of the present invention.

제2도는 본 발명의 차량용 증발가스 퍼지 제어시스템의 구성을 간략하게 나타내는 블록도.2 is a block diagram briefly showing the configuration of a vehicle evaporative gas purge control system according to the present invention.

Claims (4)

차량용 증발가스 퍼지 제어시스템에 있어서, 연료를 사용할 수 있도록 보관하는 연료 탱크(1)와, 상기한 연료 탱크(1) 내의 압력을 감지하는 압력 센서(3)와, 상기한 입력 센서(3)의 신호를 받아서 변환하며, 변환된 신호를 내보내는 전자 제어 장치(5)와, 증발가스를 유입하여 연소실에 보내는 서지 탱크(7)와, 상기한 연료 탱크(1)에서 나오는 증발가스의 압력에 의하여 작용되고, 가스가 흐르도록 설치되는 양방향 밸브(9)와, 상기한 양방향 밸브(9)에서 나오는 가스가 흐르도록 설치되는 체크 밸브(11)와, 상기한 체크 밸브(11)에서 나오는 가스를 받아서 외기와 함게 내보내도록 설치되는 캐니스터(13)와, 상기한 캐니스터(13)에서 나오는 혼합 가스를 받아서 상기한 서지 탱크(7)로 보내도록 설치되고, 상기한 전자 제어 장치(5)에서 나오는 변환된 신호를 받아서 작용하는 제1퍼지 컨트롤 솔레노이드 밸브(15)와, 상기한 체크 밸브(11)에서 나오는 가스를 바로 상기한 서지 탱크(7)에 보내도록 설치되고, 상기한 전자 제어 장치(5)에서 나오는 변환된 신호를 받아서 작용하는 제2퍼지 컨트롤 솔레노이드 밸브(17)를 포함하는 차량용 증발가스 퍼지 제어시스템.In the vehicle evaporative gas purge control system, a fuel tank (1) for storing fuel for use, a pressure sensor (3) for sensing the pressure in the fuel tank (1), and the input sensor (3) The electronic control device 5 receives and converts a signal, and outputs the converted signal, a surge tank 7 which introduces boil-off gas into the combustion chamber, and the pressure of the boil-off gas from the fuel tank 1 described above. And the gas coming from the check valve 11 and the check valve 11 installed so that the gas from the bidirectional valve 9 flows, and the gas from the check valve 11 And a converted signal from the electronic control device (5), which is installed to send together with the canister (13) and the mixed gas from the canister (13) and sent to the surge tank (7). Receive The first purge control solenoid valve 15 and the gas discharged from the above-mentioned check valve 11 are directly sent to the surge tank 7, and the discharged from the electronic control device 5 described above. An evaporative gas purge control system for a vehicle comprising a second purge control solenoid valve (17) for receiving a signal. 압력 센서에 의하여 측정되는 탱크 내압이 제1설정치 미만인지 판단하는 제1단계와, 상기한 제1단계를 만족하지 않고, 탱크의 내압이 제1설정치 이상이고 제2설정치 이하인지를 판단하는 제2단게와, 상기한 제1단계와 제2단계에 의하여 퍼지 컨트롤 솔레노이드 밸브들이 여닫게 되는 제3단계를 포함하는 차량용 증발가스 퍼지 제어방법.A first step of determining whether the tank internal pressure measured by the pressure sensor is less than the first set value, and a second step of determining whether the internal pressure of the tank is greater than or equal to the first set value and less than the second set value without satisfying the first step described above. And a third step in which the purge control solenoid valves are opened and closed by the first and second steps. 제2항에 있어서, 제3단계는, 상기한 제1단계를 만족하면 제1퍼지 컨트롤 솔레노이드 밸브(15)가 열리고, 제2퍼지 컨트롤 솔레노이드 밸브(17)가 닫힌 상태가 되는 단계와, 상기한 제2단계를 만족하면 제2퍼지 컨트롤 솔레노이드 밸브(17)가 열리고, 제1퍼지 컨트롤 솔레노이드 밸브(15)가 닫힌 상태가 되는 단계와, 상기한 제2단계를 만족하지 않으면 제1퍼지 컨트롤 솔레노이드 밸브(15)와 제2퍼지 컨트롤 솔레노이드 밸브(17)가 열리게 되는 단계를 포함하는 차량용 증발가스 퍼지 제어방법.The method of claim 2, wherein the third step includes: opening the first purge control solenoid valve 15 and closing the second purge control solenoid valve 17 when the first step is satisfied; If the second step is satisfied, the second purge control solenoid valve 17 is opened, and the first purge control solenoid valve 15 is closed, and if the second step is not satisfied, the first purge control solenoid valve is not satisfied. (15) and the second purge control solenoid valve (17) is opened. 제2항에 있어서, 제1설정치는 대기압인 101.325KPa(KN/㎡)이고, 제2설정치는 102.65KPa(KN/㎡)인 것을 특징으로 하는 차량용 증발가스 퍼지 제어방법.3. The method according to claim 2, wherein the first set value is 101.325 KPa (KN / m 2), which is atmospheric pressure, and the second set value is 102.65 KPa (KN / m 2). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950043418A 1995-11-23 1995-11-23 Evaporation gas purge control system for vehicle and method for controlling the same KR100290337B1 (en)

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KR1019950043418A KR100290337B1 (en) 1995-11-23 1995-11-23 Evaporation gas purge control system for vehicle and method for controlling the same

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KR1019950043418A KR100290337B1 (en) 1995-11-23 1995-11-23 Evaporation gas purge control system for vehicle and method for controlling the same

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KR970027744A true KR970027744A (en) 1997-06-24
KR100290337B1 KR100290337B1 (en) 2001-10-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100391427B1 (en) * 2000-12-19 2003-07-12 현대자동차주식회사 Apparatus and method for controlling of purge gas for a vehicle

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102097949B1 (en) 2018-12-06 2020-04-07 현대자동차주식회사 Method for controlling purge fuel amount in vehicle comprising active purge system, engine and hybrid electric vehicle comprising controller conducting the method
KR20200074519A (en) 2018-12-17 2020-06-25 현대자동차주식회사 Air-fuel ratio control method in vehicle comprising continuosly variable vale duration appratus and active purge system
KR20200074520A (en) 2018-12-17 2020-06-25 현대자동차주식회사 Purge concentration calculate controlling method in active purge system and method for controlling fuel amount using the same
KR20220009228A (en) 2020-07-15 2022-01-24 현대자동차주식회사 Lock-up charge and purge method for hybrid vehicle comprising active purge system
KR102322134B1 (en) 2020-09-03 2021-11-05 주식회사 현대케피코 Fuel evaporation gas purge device of vehicle and control method thereof

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JPH0666210A (en) * 1992-08-17 1994-03-08 Mazda Motor Corp Evaporated fuel controller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100391427B1 (en) * 2000-12-19 2003-07-12 현대자동차주식회사 Apparatus and method for controlling of purge gas for a vehicle

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