公开(公告)号：KR100412592B1

公开(公告)日：2003-12-31

申请号：KR1020000084974

申请日：2000-12-29

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: An apparatus is provided to obtain data for engine design by accurately measuring the back flow speed and back flow of exhaust gas during valve overlap. CONSTITUTION: An apparatus comprises a laser generating unit(1) for generating laser beam for measuring flow rate of back flow gas; a transmitter(2) for dividing the laser beam generated from the laser generating unit into two beams of different wavelength, supplying the beams to a laser probe(3), amplifying the scattered light produced from the laser probe through a PM tube(4), and providing the amplified light to an analyzer(5); the laser probe installed onto a cylinder head in such a manner that the laser probe is directed toward the upper surface of an exhaust valve, wherein the laser probe radiates the laser supplied from the transmitter onto the exhaust valve, receives the light scattered by the metallic particle of the exhaust gas passing through the upper surface of the exhaust valve, and provides the received light to the transmitter; the analyzer for detecting an instantaneous back flow speed of the exhaust gas by using the scattered light provided through the PM tube; an oscilloscope(6) for analyzing and indicating the instantaneous back flow speed detected by the analyzer; and a PC(7) for storing the instantaneous back flow speed detected by the analyzer.

Abstract translation: 目的：提供一种装置，通过准确测量气门重叠期间废气的回流速度和回流量来获取发动机设计数据。 本发明的装置包括：产生用于测量回流气体流速的激光束的激光产生单元（1） 发射器（2），用于将从激光发生单元产生的激光束分成两个不同波长的光束，将光束提供给激光探针（3），通过PM管（4）放大激光探针产生的散射光， 并将放大后的光提供给分析仪（5）; 该激光探针以这样的方式安装到气缸盖上，使得激光探针朝向排气阀的上表面，其中激光探针将从发射器供应的激光辐射到排气阀上，接收由金属散射的光 排气的颗粒通过排气阀的上表面，并将接收的光提供给发射器; 分析器，用于通过使用通过PM管提供的散射光来检测废气的瞬时回流速度; 示波器（6），用于分析和指示由分析仪检测到的瞬时回流速度; 和用于存储由分析仪检测的瞬时回流速度的PC（7）。

公开(公告)号：KR1020020084388A

公开(公告)日：2002-11-07

申请号：KR1020010023570

申请日：2001-04-30

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: An apparatus is provided to achieve improved air fuel ratio for reducing raw emission, by accurately measuring fuel injection patterns in accordance with time elapse. CONSTITUTION: An apparatus comprises a fuel injector(20) for injecting fuel into an air suction port(12) of a motor vehicle in accordance with an input fuel injection control signal; a fuel injection pattern detection unit(30) which operates when airborne particles in the air suction port and injected particles of the fuel pass through a measuring point in the air suction port, and detects flow velocity of the fuel particle through the scattering of the laser beam being injected; and a fuel injection pattern analysis unit(40) for controlling laser beam injection operation of the fuel injection pattern detection unit corresponding to the fuel injection time of the fuel injector, and analyzing flow velocity of the fuel particle input from the fuel injection pattern detection unit.

Abstract translation: 目的：提供一种设备，通过根据时间精确地测量燃料喷射模式，实现改善空燃比，以减少原始排放。 构成：装置包括根据输入的燃料喷射控制信号将燃料喷射到机动车辆的空气吸入口（12）中的燃料喷射器（20） 燃料喷射模式检测单元，其在空气吸入口中的空气中的颗粒和喷射的燃料的颗粒通过空气吸入口中的测量点时操作，并且通过激光的散射来检测燃料颗粒的流速 梁被注入; 以及燃料喷射模式分析单元，用于控制与燃料喷射器的燃料喷射时间相对应的燃料喷射模式检测单元的激光束喷射操作，并且分析从燃料喷射模式检测单元输入的燃料粒子的流速 。

公开(公告)号：KR100267341B1

公开(公告)日：2001-01-15

申请号：KR1019970057089

申请日：1997-10-31

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: An adaptor is provided to reduce manufacturing cost and time for preparing test, by allowing the adaptor to be commonly used for all types of internal combustion engines and attached/detached to/from the internal combustion engine in an easy manner. CONSTITUTION: An adaptor comprises a laser probe(26) for radiating a laser beam; a cylindrical adaptor case(18) having a screw thread(20) formed along the lower outer periphery of the case, such that the adaptor case is screw-coupled into a spark plug mounting port formed at a cylinder head of an internal combustion engine, wherein the adaptor case has open upper and lower ends so as to allow the radiated laser beam to pass through upper and lower ends of the adaptor case; a laser beam refracting unit including a first lens(22) fixed at the upper inner periphery of the adaptor case in such a manner that the laser beam radiated from the laser probe is focused at a measuring point(28) formed within a combustion chamber, wherein the first lens refracts the laser beam radiated from the laser probe into a parallel beam, and a second lens(24) for focusing the parallel beam of the first lens to the measuring point formed within the combustion chamber; and a mounting unit for mounting and fixing the laser beam refracting unit at the adaptor case.

公开(公告)号：KR100391465B1

公开(公告)日：2003-07-12

申请号：KR1020010023570

申请日：2001-04-30

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: An apparatus is provided to achieve improved air fuel ratio for reducing raw emission, by accurately measuring fuel injection patterns in accordance with time elapse. CONSTITUTION: An apparatus comprises a fuel injector(20) for injecting fuel into an air suction port(12) of a motor vehicle in accordance with an input fuel injection control signal; a fuel injection pattern detection unit(30) which operates when airborne particles in the air suction port and injected particles of the fuel pass through a measuring point in the air suction port, and detects flow velocity of the fuel particle through the scattering of the laser beam being injected; and a fuel injection pattern analysis unit(40) for controlling laser beam injection operation of the fuel injection pattern detection unit corresponding to the fuel injection time of the fuel injector, and analyzing flow velocity of the fuel particle input from the fuel injection pattern detection unit.

Abstract translation: 目的：通过根据时间经过精确测量燃料喷射模式，提供一种装置以实现改善的空气燃料比以减少原始排放。 构成：一种设备包括：燃料喷射器（20），用于根据输入燃料喷射控制信号将燃料喷射到机动车的空气吸入口（12）中; 燃料喷射模式检测单元（30），其在空气吸入口中的空气中的颗粒和燃料的喷射粒子通过空气吸入口中的测量点时工作，并且通过激光的散射来检测燃料颗粒的流速 射束被注入; 以及燃料喷射模式分析单元（40），用于控制与燃料喷射器的燃料喷射时间相对应的燃料喷射模式检测单元的激光束喷射操作，并分析从燃料喷射模式检测单元输入的燃料颗粒的流速 。

公开(公告)号：KR1020020056531A

公开(公告)日：2002-07-10

申请号：KR1020000085895

申请日：2000-12-29

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: A system is provided to prevent deterioration of engine performance caused due to the valve overlap, by accurately measuring the back flow rate and back flow during back flow of the exhaust gas generated in the combustion chamber. CONSTITUTION: A system comprises a driving unit(20) for operating a piston(14) reciprocating in a combustion chamber(13) arranged underneath a cylinder head(10) of an engine; a laser beam generating unit(30); a detection unit(40) for radiating the laser beam generated from the laser beam generating unit, to the combustion chamber of the engine, and measuring the back flow and flow rate of the exhaust gas; and an analysis unit(50) for receiving, processing and analyzing the signal output from the driving unit. The driving unit includes a motor(21); a connection shaft(22) for receiving a rotating power from the motor and operating the piston; and an angular sensor(23) arranged to the connection shaft so as to generate an electrical signal for the rotation.

Abstract translation: 目的：通过精确测量在燃烧室内产生的废气回流期间的回流量和回流量，提供一种系统，以防止由于阀重叠引起的发动机性能的劣化。 构成：系统包括用于操作在布置在发动机的气缸盖（10）下方的燃烧室（13）中往复运动的活塞（14）的驱动单元（20） 激光束产生单元（30）; 检测单元，用于将从激光束产生单元产生的激光束照射到发动机的燃烧室，并测量废气的回流量和流量; 和分析单元（50），用于接收，处理和分析从驱动单元输出的信号。 驱动单元包括马达（21）; 连接轴（22），用于接收来自马达的旋转动力并操作活塞; 以及角度传感器（23），其布置到连接轴上，以便产生用于旋转的电信号。

公开(公告)号：KR1020020055757A

公开(公告)日：2002-07-10

申请号：KR1020000084974

申请日：2000-12-29

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: An apparatus is provided to obtain data for engine design by accurately measuring the back flow speed and back flow of exhaust gas during valve overlap. CONSTITUTION: An apparatus comprises a laser generating unit(1) for generating laser beam for measuring flow rate of back flow gas; a transmitter(2) for dividing the laser beam generated from the laser generating unit into two beams of different wavelength, supplying the beams to a laser probe(3), amplifying the scattered light produced from the laser probe through a PM tube(4), and providing the amplified light to an analyzer(5); the laser probe installed onto a cylinder head in such a manner that the laser probe is directed toward the upper surface of an exhaust valve, wherein the laser probe radiates the laser supplied from the transmitter onto the exhaust valve, receives the light scattered by the metallic particle of the exhaust gas passing through the upper surface of the exhaust valve, and provides the received light to the transmitter; the analyzer for detecting an instantaneous back flow speed of the exhaust gas by using the scattered light provided through the PM tube; an oscilloscope(6) for analyzing and indicating the instantaneous back flow speed detected by the analyzer; and a PC(7) for storing the instantaneous back flow speed detected by the analyzer.

Abstract translation: 目的：提供一种设备，通过在气门重叠期间精确测量排气的回流速度和回流量来获得发动机设计数据。 构成：一种装置，包括用于产生用于测量回流气体的流量的激光束的激光发生单元（1） 用于将从激光产生单元产生的激光束分成两束不同波长的发射器（2），将光束提供给激光探头（3），通过PM管（4）放大由激光探针产生的散射光， 并将放大的光提供给分析器（5）; 激光探头安装在气缸盖上，使得激光探头朝向排气阀的上表面，其中激光探头将从发射器供应的激光辐射到排气阀上，接收由金属 废气的颗粒通过排气阀的上表面，并将接收的光提供给发射器; 用于通过使用通过PM管提供的散射光来检测废气的瞬时回流速度的分析器; 示波器（6），用于分析和指示由分析仪检测到的瞬时回流速度; 以及用于存储由分析仪检测到的瞬时回流速度的PC（7）。

公开(公告)号：KR100333917B1

公开(公告)日：2002-04-24

申请号：KR1019990017850

申请日：1999-05-18

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01P5/00

Abstract: 본발명은 LDV를이용하여밸브주위의유속을측정하는장치에관한것으로서, 스파크플러그를제거하고그 자리에소정의프로브어댑터를통한레이저프로브를설치하는방법으로피스톤쪽이나실린더라이너쪽으로접근이불가능한밸브주위의유속을용이하게측정할수 있도록한 LDV를이용하여밸브주위의유속을측정하는장치를제공하고자한 것이다.

公开(公告)号：KR100308952B1

公开(公告)日：2001-09-26

申请号：KR1019990016546

申请日：1999-05-10

Applicant: 현대자동차주식회사

Inventor： 김한상 ,  박상봉

IPC: F01N13/08

CPC classification number: F01N13/08 ,  F01N3/28 ,  F01N3/2892

Abstract: 배기가스의흐름을나선형으로유도하여유동장내의배기가스가통과하는방향의수직단면적의감소를최소로하여급격한단면적의축소를방지함으로배기시스템의압력강하특성을개선할수 있도록유선이사선방향으로비틀려형성되는오블리크 C.C.C 출구측컨넥터를제공할목적으로, 차량의배기시스템내중간머플러에연결된배기파이프와촉매컨버터사이에장착되어그 구조가촉매컨버터측에서배기파이프측으로배출되는배기가스의유효접촉단면적을증가시키도록나선형의비틀린유선을갖는콘(CONE)형상으로형성되며, 촉매컨버터에장착된상태로정면에서보았을때, X-Y-Z 좌표축상에서 X축에대하여그 휨각이 55도에서 65도사이에서구성되고, 평면에서보았을때, X-Y-Z 좌표축상에서 Z축에대하여그 휨각이 40도에서 50도사이에서구성되는것을특징으로하는오블리크클로즈커플드캐털리스트출구측컨넥터를제공한다.

公开(公告)号：KR2019980042066U

公开(公告)日：1998-09-25

申请号：KR2019960055162

申请日：1996-12-24

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: F02M61/18

Abstract: 인젝터로부터의연료분사시에그 입자가작게분사가이루어지도록함으로서연료의과대한소모를막아연비를향상시키기위하여, 연료펌프와연결되어연료탱크의연료를분사하기위하여케이스및 상기한케이스의내측에배치되는니이들밸브를포함하는자동차용인젝터에있어서, 상기한니이들밸브의중심부에외부에서고압의공기가분사될수 있도록에어유통구가형성됨을특징으로하는자동차용인젝터를제공한다.

Abstract translation: 为了使颗粒小喷射改进的燃料经济使得医学燃料通过在喷射器robuteoui燃料喷射的时间发生的消耗，被连接到所述燃料泵被设置在壳体和上述壳体的内部以注入燃料箱的燃料 在汽车注射器，包括一个针形阀，以提供用于从外部向所述一个针阀，其特征在于所述空气流出口的中央部的喷射器被形成为高压空气的喷射流的汽车。

公开(公告)号：KR100422532B1

公开(公告)日：2004-03-11

申请号：KR1020000085895

申请日：2000-12-29

Applicant: 현대자동차주식회사

Inventor： 박상봉

IPC: G01M15/00

Abstract: PURPOSE: A system is provided to prevent deterioration of engine performance caused due to the valve overlap, by accurately measuring the back flow rate and back flow during back flow of the exhaust gas generated in the combustion chamber. CONSTITUTION: A system comprises a driving unit(20) for operating a piston(14) reciprocating in a combustion chamber(13) arranged underneath a cylinder head(10) of an engine; a laser beam generating unit(30); a detection unit(40) for radiating the laser beam generated from the laser beam generating unit, to the combustion chamber of the engine, and measuring the back flow and flow rate of the exhaust gas; and an analysis unit(50) for receiving, processing and analyzing the signal output from the driving unit. The driving unit includes a motor(21); a connection shaft(22) for receiving a rotating power from the motor and operating the piston; and an angular sensor(23) arranged to the connection shaft so as to generate an electrical signal for the rotation.

Abstract translation: 目的：通过准确测量在燃烧室中产生的废气回流期间的回流速度和回流量，提供一种防止由于气门重叠而引起的发动机性能恶化的系统。 构成：一种系统包括用于操作在布置在发动机的气缸盖（10）下方的燃烧室（13）中往复运动的活塞（14）的驱动单元（20） 激光束产生单元（30）; 检测单元（40），用于将从激光束产生单元产生的激光束照射到发动机的燃烧室，并且测量废气的回流和流量; 和分析单元（50），用于接收，处理和分析从驱动单元输出的信号。 驱动单元包括电机（21）; 连接轴（22），用于接收来自电机的旋转动力并操作活塞; 和布置在连接轴上的角度传感器（23），以产生用于旋转的电信号。