公开(公告)号：KR1020090054149A

公开(公告)日：2009-05-29

申请号：KR1020070120878

申请日：2007-11-26

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D35/02 ,  F02D41/14 ,  F02D45/00

CPC classification number: F02D41/2438 ,  F02D9/105 ,  F02D35/02 ,  Y02T10/40

Abstract: 본 발명은 연료량 변경에 따라 기준값을 추가 또는 변경하지 않고 연료량의 오학습을 예방하도록 한 쓰로틀 개도의 포지티브 변화속도를 이용한 연료량 학습 조건 제어 방법 및 장치에 관한 것으로, 쓰로틀 개도와 엔진 부하를 측정하는 단계; 상기 쓰로틀 개도의 변화량을 측정하는 단계; 상기 쓰로틀 개도의 변화량을 적분하는 단계; 상기 쓰로틀 개도의 변화량을 제1 기준값과 비교하는 단계; 상기 쓰로틀 개도의 변화량 적분값을 제2 기준값과 비교하는 단계; 상기 엔진 부하의 변화량을 측정하는 단계; 상기 엔진 부하의 변화량을 제3 기준값과 비교하는 단계; 및 상기 쓰로틀 개도의 변화량이 상기 제1 기준값을 초과하거나 상기 쓰로틀 개도의 변화량 적분값이 상기 제2 기준값을 초과하거나 또는, 상기 엔진 부하의 변화량이 상기 제3 기준값을 초과하는 경우에 연료량의 학습 금지기간을 설정하는 단계를 포함한다.
쓰로틀 개도, 엔진 부하, 적분, 연료량 학습

公开(公告)号：KR1020060019323A

公开(公告)日：2006-03-03

申请号：KR1020040067947

申请日：2004-08-27

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/22 ,  F02D45/00

CPC classification number: Y02T10/40 ,  F02D41/222 ,  F02D41/18

Abstract: 본 발명에 따른 공기량센서의 출력값 보정방법은, 엔진 작동중에 공기량센서의 전압을 판독하여 공기량으로 환산하고 공기량특성곡선에서 옵셋값을 감산하여 공기량값을 산출하는 단계와; 엔진이 아이들임과 더불어 차속이 "0"일 때 연료량 학습치를 판독하는 단계와; 상기 연료량 학습치와 필터링된 공기량값에 따라 공기량센서의 그라운드레벨을 옵셋으로 보정할 수 있는지 여부를 판단하는 단계와; 공기량센서의 그라운드레벨을 옵셋으로 보정할 수 있다고 판단되면 옵셋값을 가감하여 보정하는 단계를 포함하여 구성되어, 공기량센서가 와이어 접촉불량 등에 의해 그라운드 레벨이 변동되더라도 이를 적절히 보상함으로써, 연료량 과다로 인해 엔진이 스톨되는 현상을 방지한다.

公开(公告)号：KR100423296B1

公开(公告)日：2004-03-18

申请号：KR1020010026713

申请日：2001-05-16

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/14

Abstract: PURPOSE: A semi-clutch state is determined in a manual transmission automobile to operate an intake air learning control when the clutch is separated completely. CONSTITUTION: An engine load is calculated if a first condition is satisfied, and different intake air amount by brake operating state of a driver are received. A connecting state of a clutch is decided by comparing the received air amount with a predetermined value. If it is decided as a separated clutch state, an intake air amount learning is carried out. If not, the intake air amount learning is inhibited.

Abstract translation: 目的：在手动变速器汽车中确定半离合状态，以在离合器完全分离时操作进气学习控制。 构成：如果满足第一条件，则计算发动机负载，并接收驾驶员根据制动器操作状态获得的不同进气量。 通过比较接收空气量和预定值来确定离合器的连接状态。 如果判定为分离的离合器状态，则进行进气量学习。 如果不是，则进气量学习被禁止。

公开(公告)号：KR100423294B1

公开(公告)日：2004-03-18

申请号：KR1020010026709

申请日：2001-05-16

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/08

Abstract: PURPOSE: An idling control method of an engine for a vehicle is provided to control engine RPM(Revolution Per Minute) to the target engine RPM in satisfying condition by calculating the idle air amount in creeping or coasting traveling. CONSTITUTION: The operation of an engine is detected during traveling a vehicle. The engine idle air amount is compensated according to the idle state of the engine and the vehicle speed in operating the engine normally, and the engine idle air amount is corrected according to the creeping traveling state of the vehicle. The idle air amount of the engine is compensated according to the coasting traveling state. The engine RPM is controlled in creeping traveling or coasting traveling, and the engine RPM is stabilized by controlling the air amount.

Abstract translation: 目的：提供一种用于车辆的发动机的怠速控制方法，用于通过计算爬行或滑行行驶中的怠速空气量来将发动机RPM（每分钟转数）控制在满足条件的目标发动机RPM。 构成：在车辆行驶期间检测到发动机的操作。 发动机怠速空气量根据发动机的怠速状态和发动机正常运行时的车速进行补偿，并根据车辆的匍匐行驶状态校正发动机怠速空气量。 根据滑行行驶状态补偿发动机的空转量。 在爬行行驶或惯性行驶中控制发动机RPM，并通过控制空气量来稳定发动机RPM。

公开(公告)号：KR1020020087731A

公开(公告)日：2002-11-23

申请号：KR1020010026709

申请日：2001-05-16

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/08

CPC classification number: F02D41/08 ,  F02D41/0002 ,  F02D2200/501

Abstract: PURPOSE: An idling control method of an engine for a vehicle is provided to control engine RPM(Revolution Per Minute) to the target engine RPM in satisfying condition by calculating the idle air amount in creeping or coasting traveling. CONSTITUTION: The operation of an engine is detected during traveling a vehicle. The engine idle air amount is compensated according to the idle state of the engine and the vehicle speed in operating the engine normally, and the engine idle air amount is corrected according to the creeping traveling state of the vehicle. The idle air amount of the engine is compensated according to the coasting traveling state. The engine RPM is controlled in creeping traveling or coasting traveling, and the engine RPM is stabilized by controlling the air amount.

Abstract translation: 目的：提供一种用于车辆的发动机的空转控制方法，以通过计算爬行或惯性行驶中的怠速空气量来满足条件来控制发动机转速（目标发动机转速）。 构成：在车辆行驶期间检测到发动机的操作。 根据发动机的怠速状态和正常操作发动机的车速来补偿发动机怠速空气量，并且根据车辆的爬行行驶状态来校正发动机怠速空气量。 发动机的怠速空气量根据惯性行驶状态进行补偿。 在爬行行驶或惯性行驶中控制发动机转速，并且通过控制空气量来稳定发动机RPM。

公开(公告)号：KR1020020051789A

公开(公告)日：2002-06-29

申请号：KR1020000081337

申请日：2000-12-23

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/08

CPC classification number: F02D41/08 ,  F02D41/123

Abstract: PURPOSE: A control method for vehicle engine is provided to vary the output condition of a fuel shutoff request signal according to the change of the running condition in running vehicle so that preventing the drop or sudden rise of the engine RPM and engine stall by compensating the Rewent fuel amount to increase when the engine RPM or vehicle speed is suddenly changed. CONSTITUTION: A control method for vehicle engine includes the steps of: judging the state of an engine idle switch in a running vehicle(S110); compensating the final rewet engine RPM and fuel amount according to the first running condition(S130,S140); compensating the final Rewent engine RPM and fuel amount according to the second running condition(S160,S170); and compensating the basic air amount according to the third running condition(S190). Therefore, the drop or sudden rise of the engine RPM and the engine stall are prevented.

Abstract translation: 目的：提供一种用于车辆发动机的控制方法，以根据行驶车辆的行驶状况的变化来改变燃料切断请求信号的输出状态，从而通过补偿发动机的转速和发动机失速来防止发动机转速的下降或突然上升 当发动机转速或车速突然变化时，补偿燃料量增加。 构成：车辆用发动机的控制方法，包括以下步骤：判断行驶车辆中的发动机空转开关的状态（S110）。 根据第一运行条件补偿最终再润湿发动机RPM和燃料量（S130，S140）; 根据第二运行条件补偿最终的Rewent发动机RPM和燃料量（S160，S170）; 并根据第三运行条件补偿基本空气量（S190）。 因此，防止了发动机转速的下降或突然上升。

公开(公告)号：KR1020020015126A

公开(公告)日：2002-02-27

申请号：KR1020000048279

申请日：2000-08-21

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D35/00

Abstract: PURPOSE: An engine stop preventing method of an engine in an idle control feedback is provided to stabilize change of RPM(Revolution Per Minute) by learning feedback initial value and to prevent an engine from stopping in idle speed control feedback. CONSTITUTION: An engine stop preventing method for an engine in an idle control feedback comprises a first stage(S10) driving an engine; a second stage(S20) deciding whether satisfaction of an established engine condition; a third stage(S30) detecting water temperature by satisfying entire condition of the engine; a fourth stage(S40) deciding larger engine RPM than an established RPM; a fifth stage(S50) increasing or reducing variable value of load while the engine RPM is larger than the established RPM; a sixth stage(S60) deciding smaller engine RPM than the established RPM; and a seventh stage(S70) storing the load variable value while the engine RPM is smaller than the established RPM. Thereby, the engine stop preventing method for the engine in the idle control feedback stabilizes change of the RPM by learning feedback initial value.

Abstract translation: 目的：提供怠速控制反馈中的发动机停止发动机的方法，以通过学习反馈初始值来稳定RPM（每分钟转数）的变化，并防止发动机在怠速控制反馈中停止。 构成：怠速控制反馈中的发动机的发动机停止防止方法包括驱动发动机的第一级（S10） 决定是否满足已建立的发动机状态的第二阶段（S20） 第三级（S30），通过满足发动机的整体状态来检测水温; 决定比所建立的RPM更大的发动机RPM的第四阶段（S40） 第五阶段（S50）在发动机RPM大于建立的RPM时增加或减少负载的可变值; 决定比所建立的RPM更小的发动机RPM的第六级（S60） 以及在发动机RPM小于建立的RPM时存储负载变量值的第七级（S70）。 因此，怠速控制反馈中的发动机的发动机停止防止方法通过学习反馈初始值来稳定RPM的变化。

公开(公告)号：KR1020010035592A

公开(公告)日：2001-05-07

申请号：KR1019990042230

申请日：1999-10-01

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: F02D41/06

Abstract: PURPOSE: An air amount study value correcting method for a vehicle engine is provided to introduce air according to a corrected study value by comparing a study value before engine starting with a study value set higher than the study value before the engine starting, thereby preventing the fluctuation and increase of the engine rpm due to the suddenly increased air amount in case of the engine starting and preventing the sudden movement of the vehicle. CONSTITUTION: An air amount study value correcting method for a vehicle engine includes the steps of adding a randomly set air mount study value raised by a predetermined degree to a previous study value before a study value immediately before engine starting, for determining whether the added study value is larger than the study value immediately before the engine starting(31), and correcting the study value while determining the added study value is correspond to a study value correcting condition(33,39). If the added study value is not larger than the study value immediately before the engine starting, the randomly set study value is corrected to a study value obtained by deducting the randomly set study value from the previous study value(32) and the correction of the air amount study value is carried out through the comparison with the corrected study value.

Abstract translation: 目的：提供一种用于车辆发动机的空气量研究值校正方法，其通过将发动机起动前的研究值与设定为高于发动机起动前的研究值的研究值进行比较，根据修正后的研究值来引入空气，从而防止 在发动机起动时由于突然增加的空气量引起的发动机转速的波动和增加，并且防止车辆的突然移动。 构成：车辆发动机的空气量研究值校正方法包括以下步骤：在紧接发动机起动之前的研究值之前，将预定程度提高预先设定的随机设定的空气安装研究值与先前研究值相加，以确定是否添加研究 值大于发动机启动之前的研究值（31），并且在确定添加的研究值时校正研究值对应于研究值校正条件（33,39）。 如果增加的研究值不大于发动机启动之前的研究值，则将随机设置的研究值修正为通过从先前研究值（32）中扣除随机设置的研究值获得的研究值，并校正 空气量研究值通过与校正研究值的比较进行。

公开(公告)号：KR100268392B1

公开(公告)日：2001-03-02

申请号：KR1019970075885

申请日：1997-12-29

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: G01M13/00

Abstract: PURPOSE: A mixer control valve performance test apparatus is provided to reduce development period and cost by performing durability and performance test during the development of mixer control valve of carburetor. CONSTITUTION: An apparatus comprises a measuring unit attached to a valve(24) for measuring stroke of a mixture control valve(20); a first negative pressure generating unit for generating a negative pressure to a valve chamber; a first flowmeter(18) for metering the amount of air being passed through the first negative pressure generating unit; a fourth pressure gauge(43) for measuring the negative pressure generated by the first negative pressure generating unit; a second negative pressure generating unit for generating a negative pressure to an A-section(21) of the mixture control valve; a first pressure gauge(40) for measuring the negative pressure generated by the second negative pressure generating unit; a differential pressure measuring plug(23) for measuring the pressure generated in a B-chamber(22) of the mixture control valve; a gasoline tank(38) connected to the differential pressure measuring plug so as to supply a gasoline; a second flowmeter(35) for measuring the amount of fed air; a second solenoid valve(36) for selecting a gasoline or an air; a first solenoid valve(27) for interconnecting or disconnecting the A-chamber and B-chamber; a third pressure gauge(42) for measuring the pressure of air being supplied; a fourth solenoid valve(17) connected to the first negative pressure generating unit, and which opens/shuts off a path; a third solenoid valve(29) connected to the second negative pressure generating device, and which opens/shuts off a path; and a second pressure gauge(41) connected to the rear end of the third solenoid valve, and which measures the pressure of the A-chamber.

公开(公告)号：KR100227549B1

公开(公告)日：1999-11-01

申请号：KR1019950053346

申请日：1995-12-21

Applicant: 현대자동차주식회사

Inventor： 이명근

IPC: G01M99/00

Abstract: 본 발명은 연료 필러캡(FUEL FISSER CAP)의 벤치(BENCH)시험장치에 관한 것이다.
이와 같은 연료 필러캡을 장착하는 지그와, 정압시 연료 탱크, 서지 탱크를 거친 연료 증발 성분이 통과하도록 하는 솔레노이드 밸브와, 부압시 지그에 응축된 가스가 인젝터를 통해 방출되도록 하는 솔레노이드 밸브와, 상기 지그의 압력계 센서로부터의 신호 및 솔레노이드 밸브제어 신호를 입력 및 지령하는 콘트롤러와, 상기 콘트롤러에서 타임을 셋트 하도록 하는 타임 카운터와, 시험결과를 기록하는 레코더를 구성됨을 특징으로 한다.