公开(公告)号：KR1020100130894A

公开(公告)日：2010-12-14

申请号：KR1020090049637

申请日：2009-06-04

Applicant: 현대자동차주식회사

Inventor： 이주헌 ,  신기욱 ,  공진국 ,  우수형 ,  김진순

IPC: F01L13/00 ,  F01L1/14 ,  F01L1/24

CPC classification number: F01L1/143 ,  F01L13/0031

Abstract: PURPOSE: A variable tappet is provided to make the construction of a flow path simple and to prevent the rotation of inner and outer tappets. CONSTITUTION: A variable tappet comprises an outer tappet body(20), an inner tappet body(30), a lost motion spring(50) and a coupling unit(40). The inner tappet body is installed in the outer tappet body and is selectively connected to the outer tappet body. The lost motion spring is installed in the outer tappet body in order to support it. The coupling unit is installed on the inner tappet to selectively connect the outer and inner tappet bodies.

Abstract translation: 目的：提供可变挺杆，使流道的构造简单，并防止内外挺杆旋转。 构成：可变挺杆包括外部挺杆体（20），内部挺杆本体（30），空转弹簧（50）和联接单元（40）。 内部挺杆本体安装在外部挺杆本体中，并且选择性地连接到外部挺杆本体。 空转弹簧安装在外挺杆本体中以支撑它。 联接单元安装在内部挺杆上，以选择性地连接外部和外部挺杆体。

公开(公告)号：KR1020080054287A

公开(公告)日：2008-06-17

申请号：KR1020060126634

申请日：2006-12-12

Applicant: 현대자동차주식회사

Inventor： 이주헌

IPC: F02B27/02 ,  F02M35/104

CPC classification number: Y02T10/146 ,  F02B27/02 ,  F02M35/104

Abstract: A variable intake system using a pressure wave is provided to allow upper and lower runners to share a pressure wave by rotation of a butterfly plate formed at a variable controller. A variable intake system using a pressure wave comprises a variable controller mounting unit provided at a left side of a surge tank. A flange unit(21) of a variable controller(20) is coupled with the variable controller mounting unit. A butterfly plate(23) is fixed to the variable controller such that the butterfly plate rotates about a center shaft(24), so that an upper runner and a lower runner share a pressure wave. A lever(22) is formed at an end portion of the center shaft such that the center shaft is fixed to a lever controller. The lever controller is connected with an intake manifold through a connection line to use negative pressure in the intake manifold.

Abstract translation: 提供使用压力波的可变进气系统，以允许上下滑道通过形成在可变控制器处的蝶板的旋转共享压力波。 使用压力波的可变进气系统包括设置在缓冲罐左侧的可变控制器安装单元。 可变控制器（20）的凸缘单元（21）与可变控制器安装单元联接。 蝴蝶板（23）固定到可变控制器，使得蝶板围绕中心轴（24）旋转，使得上流道和下流道共享压力波。 杠杆（22）形成在中心轴的端部，使得中心轴固定在杠杆控制器上。 杠杆控制器通过连接线与进气歧管连接，以在进气歧管中使用负压。

公开(公告)号：KR1020040107689A

公开(公告)日：2004-12-23

申请号：KR1020030036727

申请日：2003-06-09

Applicant: 현대자동차주식회사

Inventor： 이주헌

IPC: F01L1/20

Abstract: PURPOSE: A valve lift control device of an engine is provided to achieve a proper suction and exhaust state of a combustion chamber in all operation areas of the engine by varying valve lift through a valve clearance formed between a rocker arm and a stem end. CONSTITUTION: A valve lift control device of an engine comprises a hydraulic actuator installed to a rocker arm(3) to control a valve clearance by rectilinearly moving along the working direction of a valve(1); a hydraulic pressure supply unit producing hydraulic pressure to be supplied to the hydraulic actuator; a solenoid valve(5) controlling the hydraulic pressure supplied to the hydraulic actuator from the hydraulic pressure supply unit; and a controller(17) controlling the solenoid valve according to the operation state of the engine.

Abstract translation: 目的：提供发动机的气门升程控制装置，以通过在摇臂和杆端之间形成的阀间隙改变气门升程来在发动机的所有操作区域中实现燃烧室的适当抽吸和排气状态。 构成：发动机的气门升程控制装置包括安装到摇臂（3）上的液压致动器，以通过沿阀（1）的工作方向直线运动来控制阀间隙; 产生供给液压致动器的液压的液压供给单元; 电磁阀（5），其从所述液压供给单元控制供给到所述液压致动器的液压; 以及根据发动机的运转状态来控制电磁阀的控制器（17）。

公开(公告)号：KR1020040046820A

公开(公告)日：2004-06-05

申请号：KR1020020074850

申请日：2002-11-28

Applicant: 현대자동차주식회사

Inventor： 이주헌

IPC: G01H17/00

Abstract: PURPOSE: A method for controlling and measuring a rattle noise using a microphone is provided to prevent an erroneous operation of an engine by installing the microphone in a vehicle. CONSTITUTION: A method for controlling and measuring a rattle noise using microphone includes the steps of measuring noise by using the microphone installed in a vehicle(110), calculating signal power(130) by performing FFT calculation for analyzing frequency, calculating rattle noise generation(150) by using frequency intensity, finding a value of PSD, determining whether or not the value of the PSD is greater than a predetermined value(310), determining whether or not the rattle noise occurs if the value of the PSD is greater than the predetermined value, and reporting an ignition time, and reducing an amount of air if the rattle noise occurs.

Abstract translation: 目的：提供一种使用麦克风控制和测量拨浪鼓噪声的方法，以通过将麦克风安装在车辆中来防止发动机的错误操作。 构成：使用麦克风控制和测量拨浪鼓噪声的方法包括以下步骤：通过使用安装在车辆（110）中的麦克风来测量噪声，通过执行用于分析频率的FFT计算来计算信号功率（130），计算喀哒声噪声产生（ 通过使用频率强度，找到PSD的值，确定PSD的值是否大于预定值（310），确定如果PSD的值大于预定值（310），则发出拨浪噪声 预定值，并报告点火时间，并且如果出现拨浪鼓噪声，则减少空气量。

公开(公告)号：KR100394657B1

公开(公告)日：2003-08-14

申请号：KR1020010008091

申请日：2001-02-19

Applicant: 현대자동차주식회사 ,  기아자동차주식회사

Inventor： 이주헌

IPC: F02D41/04

Abstract: PURPOSE: A rattle control apparatus and method during idling are provided to minimize the rattling noise at the idling state by monitoring the variation of an engine rpms and controlling the engine rpms. CONSTITUTION: A rattle control method at the idling state comprises the steps of: studying the rattle generation condition according to the variation of the idle rpms and setting a table value at the memory region; determining the idling state by analyzing the opening of a throttle valve and the position of a crankshaft during ON state(S101,S102); operating the angular velocity of the crankshaft and converting into the frequency components(S103,S104); comparing a reference value of the rattle generation condition with the converted frequency component(S105,S106); and not performing the engine control when the rattle generation condition is not more than the frequency component and performing the engine control through the delay of the ignition period and air amount reducing correction when the rattle generation condition is more than the frequency component(S107).

Abstract translation: 目的：通过监测发动机转速的变化和控制发动机转速来提供怠速期间的拨浪鼓控制装置和方法以最小化怠速状态下的喀哒声。 构成：空转状态下的拨浪鼓控制方法包括以下步骤：根据空闲转速的变化来研究拨浪鼓的产生状况，并在存储区设置一个表值; 通过分析开启状态下节气门的开度和曲轴的位置来确定空转状态（S101，S102）; 操作曲轴的角速度并转换成频率分量（S103，S104）; 将拨浪鼓产生条件的参考值与转换后的频率分量进行比较（S105，S106）; 并且当嘎嘎声产生条件不大于频率分量时执行发动机控制，并且当嘎嘎声产生条件大于频率分量时通过延迟点火周期和空气量减少校正来执行发动机控制（S107）。

公开(公告)号：KR101448738B1

公开(公告)日：2014-10-10

申请号：KR1020090119405

申请日：2009-12-03

Applicant: 현대자동차주식회사 ,  기아자동차주식회사

Inventor： 이주헌 ,  신기욱 ,  공진국 ,  우수형 ,  김영남

IPC: F01L13/00 ,  F01L1/14 ,  F01L1/08 ,  F02B23/10

CPC classification number: Y02T10/125

Abstract: GDI 비대칭 가변 밸브 리프트 장치에 관한 것으로, 캠 샤프트, 상기 캠 샤프트에 구비된 복수개의 하이 리프트 캠, 상기 캠 샤프트에 구비된 제1 로우 리프트 캠, 상기 캠 샤프트에 구비된 제2 로우 리프트 캠, 및 상기 하이 리프트 캠과 상기 제1 로우 리프트 캠에 의하여 개폐되는 제1 밸브 개폐부 및 상기 하이 리프트 캠과 상기 제2 로우 리프트 캠에 의하여 개폐되는 제2 밸브 개폐부를 포함한다.
GDI, 비대칭 밸브 리프트, GDI 비대칭 밸브 리프트

公开(公告)号：KR1020130052872A

公开(公告)日：2013-05-23

申请号：KR1020110118188

申请日：2011-11-14

Applicant: 현대자동차주식회사

Inventor： 우윤식 ,  이주헌 ,  이동석 ,  이은호 ,  공진국 ,  우수형

IPC: F02B75/04 ,  F02D15/02 ,  F02B75/32

CPC classification number: F02B75/045 ,  F02D15/02

Abstract: PURPOSE: A variable compression ratio device is provided to obtain the dynamic stability of a wing motion and to improve assemblability. CONSTITUTION: A variable compression ratio device comprises a piston(1), a connecting rod, a pair of eccentric links(5a,5b), and a pair of swing links(6a,6b). The piston forms a combustion chamber. One end of the connecting rod is coupled to the piston by a piston pin(3), and the other end thereof is coupled to a crank shaft(4). One end of the eccentric links is eccentrically connected to the connecting rod by the piston pin. The swing links are coupled to the eccentric links by the shaft pin to rotate the eccentric links.

Abstract translation: 目的：提供可变压缩比装置，以获得机翼运动的动态稳定性并提高组装性。 构成：可变压缩比装置包括活塞（1），连杆，一对偏心连杆（5a，5b）和一对摆动连杆（6a，6b）。 活塞形成燃烧室。 连杆的一端通过活塞销（3）与活塞相连，其另一端与曲轴（4）连接。 偏心连杆的一端通过活塞销偏心连接到连杆上。 摆动连杆通过轴销联接到偏心连杆，以使偏心连杆旋转。

公开(公告)号：KR1020110051590A

公开(公告)日：2011-05-18

申请号：KR1020090108239

申请日：2009-11-10

Applicant: 현대자동차주식회사

Inventor： 이주헌 ,  이은호 ,  공진국 ,  우수형

IPC: F02B75/04 ,  F02D15/02 ,  F01M1/06

CPC classification number: F02B75/044

Abstract: PURPOSE: A variable compression ratio device is provided to reduce the number of parts by changing the pressure ratio of a cylinder without using oil pressure or an electric motor. CONSTITUTION: A variable compression ratio device comprises an eccentric bearing, a latching rod, a variable slider, a guide plate, and a variable shaft(100). The interior surface of the eccentric bearing contacts the exterior surface of a piston pin while the exterior surface contacts the interior surface of a ring formed on an end of a connecting rod(300). The latching rod is arranged to reciprocate lengthwise in the hollow of the piston pin. The variable slider is arranged in the position to selectively contact both ends of the latching rod and push one side end of the latching rod to the other side. The guide plate supports the variable slider to linearly reciprocate in the direction perpendicular to the longitudinal direction of the latching rod. The variable shaft is connected to the variable slider and rotated to control the sliding direction of the variable slider.

Abstract translation: 目的：提供可变压缩比装置，通过在不使用油压或电动机的情况下改变气缸的压力比来减少零件数量。 构成：可变压缩比装置包括偏心轴承，闭锁杆，可变滑块，导向板和可变轴（100）。 偏心轴承的内表面接触活塞销的外表面，而外表面接触形成在连杆（300）的端部上的环的内表面。 闩锁杆布置成在活塞销的中空部分中纵向往复运动。 可变滑块被布置在选择性地接触闩锁杆的两端并将闩锁杆的一侧推到另一侧的位置。 引导板支撑可变滑块以在垂直于闩锁杆的纵向的方向上线性往复运动。 可变轴连接到可变滑块并旋转以控制可变滑块的滑动方向。

公开(公告)号：KR1020110035353A

公开(公告)日：2011-04-06

申请号：KR1020090093025

申请日：2009-09-30

Applicant: 현대자동차주식회사

Inventor： 차정화 ,  이주헌

IPC: F01N3/20 ,  B01D53/94 ,  F01N3/24

CPC classification number: Y02A50/2325 ,  Y02T10/22 ,  F01N3/20 ,  B01D53/94 ,  F01N3/24

Abstract: PURPOSE: A device for reducing nitrogen oxide of exhaust gas from a lean-burn engine is provided to easily control the composition ratio of exhaust gas supplied to a nitrogen oxide reducing catalyst. CONSTITUTION: A device for reducing nitrogen oxide of exhaust gas from a lean-burn engine comprises an oxygen separation unit(20), a bypass exhaust passage(30), and a nitrogen oxide reducing catalyst(40). The oxygen separation unit is formed on an exhaust pipe foremd between an exhaust manifold of a lean-burn engine and a catalyst with a reduction function. The bypass exhaust passage is formed on the side surface of the exhaust pipe and bypasses oxygen passing through the oxygen separation unit.

Abstract translation: 目的：提供一种用于减少来自稀燃燃烧发动机的废气的氮氧化物的装置，以容易地控制供给氮氧化物还原催化剂的废气的组成比。 构成：用于从贫燃发动机中还原废气的氮氧化物的装置包括氧分离单元（20），旁通排气通道（30）和氮氧化物还原催化剂（40）。 氧气分离单元形成在排气管前方，在贫燃发动机的排气歧管和具有还原功能的催化剂之间。 旁通排气通道形成在排气管的侧表面上，并绕过通过氧分离单元的氧气。

公开(公告)号：KR100427267B1

公开(公告)日：2004-04-14

申请号：KR1020010080882

申请日：2001-12-18

Applicant: 현대자동차주식회사

Inventor： 이주헌

IPC: F02D41/08

Abstract: PURPOSE: A method for controlling the idle of an engine of a vehicle is provided to prevent the surge in the idle of an engine by learning and memorizing the surge phenomenon. CONSTITUTION: A method for controlling the idle of an engine of a vehicle comprises the steps of detecting the surge occurring in the idle of an engine(S312), checking the cylinder in which the detected surge occurs(S314), detecting the air-fuel ratio of the cylinder in which the surge occurs(S316), calculating a difference between the detected air-fuel ratio and a pre-determined air-fuel ratio(S318), and performing air-fuel ratio controlling if the calculated difference satisfies the surge control condition(S322).

Abstract translation: 目的：提供一种用于控制车辆发动机怠速的方法，以通过学习和记忆喘振现象来防止发动机怠速的激增。 用于控制车辆发动机怠速的方法包括以下步骤：检测在发动机怠速中发生的喘振（S312）;检查发生检测到的喘振的气缸（S314）;检测空气燃料 （S316），计算检测空燃比与预定空燃比之间的差（S318），并且如果所计算的差满足喘振，则执行空燃比控制 控制条件（S322）。