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公开(公告)号：KR101272944B1
公开(公告)日：2013-06-11
申请号：KR1020110099339
申请日：2011-09-29
Inventor： 인치범
CPC classification number: Y02T10/22
Abstract: 본 발명은 차압 센서에서 배기가스 매연필터 양단의 압력차를 측정하여, 압력차가 수트 재생 압력 이상인 경우에는 상기 가솔린 엔진의 기통 중 일부 또는 전부에 연료 공급을 중단하고, 삼방향밸브에 연결된 바이패스 통로를 통해 배기가스를 상기 매연필터로 직접 공급하는 것을 특징으로 하는 가솔린 엔진의 수트 재생 시스템 및 방법에 관한 것으로서 본 발명에 따르면 매연필터에 충분한 산소를 공급하여 안전하고 신속하게 수트를 재생함으로써 배기가스의 매연을 현저하게 감소시킬 수 있는 효과가 있다.
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公开(公告)号：KR1020030086710A
公开(公告)日：2003-11-12
申请号：KR1020020024832
申请日：2002-05-06
Applicant: 현대자동차주식회사
Inventor： 인치범
IPC: F01N3/10
CPC classification number: Y02A50/2322 , F01N3/24 , F01N2370/02
Abstract: PURPOSE: A catalyst is provided to achieve improved efficiency of purification of methane, while reducing costs for material. CONSTITUTION: A catalyst contains a ceramic substrate, γ-Al2O3 20 to 200g, La2O3 1 to 50g, CeO2 1 to 50g, BaO 1 to 20g, and a mixture of palladium(Pd) and platinum(Pt) 0.1 to 10g which are mixed at the weight ratio of 5 to 15:1. The mixture of palladium and platinum serves as a catalyst activation material, and is supported by 0.1 to 10g per 1L of the ceramic substrate.
Abstract translation: 目的：提供催化剂，以提高甲烷净化效率，同时降低材料成本。 构成：催化剂含有陶瓷基体，20〜200g的γ-Al 2 O 3，1〜50g的La 2 O，1〜50g的CeO 2，BaO 1〜20g，以及混合了钯（Pd）和铂（Pt）0.1〜10g的混合物 重量比为5至15：1。 钯和铂的混合物用作催化剂活化材料，每1L陶瓷衬底负载0.1至10g。
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公开(公告)号：KR1020030050236A
公开(公告)日：2003-06-25
申请号：KR1020010080636
申请日：2001-12-18
Applicant: 현대자동차주식회사
IPC: F01N3/28
CPC classification number: Y02A50/2322 , F01N3/24 , F01N13/009 , F01N13/141 , F01N13/1816 , F01N2230/04 , F01N2370/02 , F01N2510/06
Abstract: PURPOSE: A multi-stage exhaust system for a vehicle is provided to improve the exhaust gas cleaning efficiency by making the exhaust gas through two stages. CONSTITUTION: A multi-stage exhaust system for a vehicle comprises a cleaning unit connected with an exhaust manifold(1) mounted in a cylinder head(CH) and sequentially reducing the pollutants of the exhaust gas discharged from a combustion chamber of a cylinder block(CB) and two mufflers(3,3') installed sequentially in an exhaust pipe(2) connected with the cleaning unit and reducing noise. The cleaning unit includes a front catalytic converter(1') directly connected with the exhaust manifold, a rear catalytic converter(5) connected with the front catalytic converter, and a main catalytic converter(4) connected with the rear catalytic converter.
Abstract translation: 目的：提供一种用于车辆的多级排气系统，以通过两个阶段使废气来提高废气净化效率。 构成：用于车辆的多级排气系统包括与安装在气缸盖（CH）中的排气歧管（1）连接的清洁单元，并且顺序地减少从气缸体的燃烧室排出的废气的污染物（ CB）和两个消音器（3,3'）依次安装在与清洁单元连接的排气管（2）中并减少噪音。 清洁单元包括与排气歧管直接连接的前催化转化器（1'），与前催化转化器连接的后催化转化器（5）和与后催化转化器连接的主催化转化器（4）。
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公开(公告)号：KR1020010037199A
公开(公告)日：2001-05-07
申请号：KR1019990044584
申请日：1999-10-14
Applicant: 현대자동차주식회사
Inventor： 인치범
IPC: B01J21/12
Abstract: PURPOSE: Disclosed is an oxidation catalyst for diesel engine, which is obtained by dipping rare earth metal oxides or alkaline earth metal oxides as a cocatalyst on the cordierite honeycomb monolith being dipped with γ-Al2O3, Pt, and zeolite expressed by Na58£Al58Si134O384|·240H2O. This oxidation catalyst is especially useful to reduce the amount of hydrocarbons and NOx exhausted from diesel engine. CONSTITUTION: According to one embodiment of this invention, this oxidation catalyst is prepared by dipping γ-Al2O3 and zeolite in the ratio of 20:80 on the cordierite honeycomb monolith after wet-pulverization process of γ-Al2O3/zeolite; drying for 3 hours at about 150deg.C, followed by calcining for 3 hours at about 500deg.C; dipping the cordierite honeycomb monolith being dipped with γ-Al2O3/zeolite in H2PtCl6 solution; drying for 3 hours at about 150deg.C, followed by calcining 3 hours at about 500deg.C; dipping prepared cordierite honeycomb monolith in£Ba(NO3)2|solution; and then drying for 3 hours at about 150deg.C, followed by calcining for 3 hours at about 500deg.C.
Abstract translation: 目的：公开了一种用于柴油发动机的氧化催化剂，其通过将稀土金属氧化物或碱土金属氧化物作为助催化剂浸渍在堇青石蜂窝状整体上，用γ-Al 2 O 3，Pt和由Na 58 Al 3 Si 3 O 4 ·240H2O。 该氧化催化剂对于减少从柴油发动机排出的碳氢化合物和NOx的量是特别有用的。 构成：根据本发明的一个实施方案，通过在γ-Al 2 O 3 /沸石的湿式粉碎处理之后，在堇青石蜂窝状整体上以20:80的比例浸渍γ-Al 2 O 3和沸石来制备该氧化催化剂; 在约150℃下干燥3小时，然后在约500℃下煅烧3小时; 将堇青石蜂窝状整体浸渍在H2PtCl6溶液中，用γ-Al2O3 /沸石浸渍; 在约150℃下干燥3小时，然后在约500℃下煅烧3小时; 浸泡制备的堇青石蜂窝状整料在£（NO3）2 |溶液中; 然后在约150℃下干燥3小时，然后在约500℃下煅烧3小时。
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公开(公告)号：KR1020010037198A
公开(公告)日：2001-05-07
申请号：KR1019990044583
申请日：1999-10-14
Applicant: 현대자동차주식회사
Inventor： 인치범
IPC: B01J21/04
CPC classification number: B01J23/6522 , B01J21/16
Abstract: PURPOSE: Disclosed is an oxidation catalyst for diesel engine, which is obtained by dipping Cr2O3 as cocatalyst on the cordierite honeycomb monolith being dipped with γ-Al2O3, TiO2, and Pt. This oxidation catalyst prevents sulfur contained in diesel oil from reacting with oxygen, thereby it restrains the formation of sulfate which is a main contaminant along with gas phase of hydrocarbon and carbon monoxide, particulate matters such as soot and soluble organic fraction. CONSTITUTION: According to one embodiment of this invention, this oxidation catalyst is prepared by dipping γ-Al2O3 and TiO2 on the cordierite honeycomb monolith after wet-pulverization process of γ-Al2O3/TiO2; drying for 3 hours at about 150deg.C, followed by calcining for 3 hours at about 500deg.C; dipping the cordierite honeycomb monolith being dipped with γ-Al2O3/TiO2 in H2PtCl6 solution; drying for 3 hours at about 150deg.C, followed by calcining 3 hours at about 500deg.C; dipping prepared cordierite honeycomb monolith in Cr(NO3)3·9H2O solution; and then drying for 3 hours at about 150deg.C, followed by calcining for 3 hours at about 500deg.C.
Abstract translation: 目的：公开了一种通过将Cr2O3作为助催化剂浸渍在用γ-Al2O3，TiO2和Pt浸渍的堇青石蜂窝状整体上获得的柴油机氧化催化剂。 这种氧化催化剂防止柴油中所含的硫与氧气反应，从而抑制硫酸盐的形成，硫酸盐是主要的污染物以及烃和一氧化碳的气相，颗粒物质如烟灰和可溶性有机部分。 构成：根据本发明的一个实施方案，这种氧化催化剂是通过在γ-Al 2 O 3 / TiO 2的湿式粉碎工艺之后将γ-Al 2 O 3和TiO 2浸渍在堇青石蜂窝状整体上而制备的。 在约150℃下干燥3小时，然后在约500℃下煅烧3小时; 将堇青石蜂窝状整体浸渍在H2PtCl6溶液中，用γ-Al2O3 / TiO2浸渍; 在约150℃下干燥3小时，然后在约500℃下煅烧3小时; 浸渍在Cr（NO3）3·9H2O溶液中制备的堇青石蜂窝体整体; 然后在约150℃下干燥3小时，然后在约500℃下煅烧3小时。
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Patent Agency Ranking
公开(公告)号：KR1020140124075A
公开(公告)日：2014-10-24
申请号：KR1020130041210
申请日：2013-04-15
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/47 , F01M11/00 , B60Y2400/90 , F01N9/002 , F01N2560/06 , F01N2900/04
Abstract: 본 발명의 실시예에 따른 배기가스필터의 상태 판단방법은, 배기가스를 배출하는 엔진의 운전조건을 감지하는 단계, 상기 엔진의 운전조건으로부터 배기가스필터로 유입되는 배기가스의 모델온도값을 연산하는 단계, 상기 엔진에서 배출되어 상기 배기가스필터로 유입되는 배기가스의 실제온도값을 감지하는 단계, 및 상기 모델온도값과 상기 실제온도값 사이의 차이값과 미리설정된 기준값과의 크기에 따라서 상기 배기가스필터의 상태를 판단하는 단계를 포함할 수 있다.
Abstract translation: 根据本发明的实施例，一种用于确定废气过滤器的状态的方法包括：感测排放废气的发动机的运行状态的步骤; 从发动机的运转状态计算流入废气净化器的废气的模型温度值的步骤; 检测流入从发动机排出的废气净化器的废气的实际温度值的步骤; 以及根据模型温度值和实际温度值之间的差值以及预设阈值的大小来确定废气净化器的状态的步骤。
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公开(公告)号：KR1020140087366A
公开(公告)日：2014-07-09
申请号：KR1020120157475
申请日：2012-12-28
Applicant: 현대자동차주식회사
CPC classification number: F01N3/101 , F01N3/035 , F01N2510/02 , F01N2510/0682 , F01N2510/0684 , Y02A50/2324 , Y02T10/22
Abstract: The present invention relates to a catalytic device of an internal combustion engine, which can effectively purifies hazardous substances including hydrocarbon, generated in a large amount in the beginning of starting up a vehicle, and to an apparatus for purifying exhaust gas having the same. According to an embodiment of the present invention, the catalytic device of an internal combustion engine may include: at least one inlet channel including one end through which the exhaust gas flows in and the other end closed; at least one outlet channel having one end closed and the other end through which the exhaust gas is discharged; and a wall which defines a boundary between the inlet channel and the outlet channel that are adjacent, and makes the exhaust gas in the inlet channel flow into the outlet channel. The wall may include a single layer part, which is formed on one end portion and comprises a three-way catalyst layer, and a multi-layer part which is the rest of the single layer part and comprises a three-way catalyst layer, a hydrocarbon trap layer, and an insulation layer.
Abstract translation: 本发明涉及一种内燃机的催化装置，其能够有效地净化车辆起动时大量产生的包括碳氢化合物的有害物质，以及具有该催化装置的排气净化装置。 根据本发明的实施例，内燃机的催化装置可以包括：至少一个入口通道，其包括一个废气流过其中一端，另一端封闭; 至少一个出口通道，其一端封闭，另一端排出废气; 以及限定入口通道和出口通道之间相邻的边界并使入口通道中的废气流入出口通道的壁。 壁可以包括单层部分，其形成在一个端部上并且包括三元催化剂层，以及作为单层部分的其余部分的多层部分，并且包括三元催化剂层， 烃捕集层和绝缘层。
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公开(公告)号：KR101394032B1
公开(公告)日：2014-05-12
申请号：KR1020110119846
申请日：2011-11-16
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/22
Abstract: 본 발명은 배기 가스 정화 시스템 및 이를 이용한 방법을 개시한다. 본 발명의 실시예에 따른 배기 가스 정화 시스템은 엔진의 배기 파이프 상에 설치되는 배기 가스 정화 시스템에 있어서, 활성화 이온을 생성시켜 배출하는 이온 발생기와 상기 배기 파이프 상에 설치되고, 상기 엔진에서 배출된 탄화 수소가 흡장 및 탈착되고, 상기 탈착된 탄화 수소가 상기 이온 발생기에서 배출된 활성화 이온과 반응하여 배출되는 탄화 수소 흡착 촉매 및 상기 탄화 수소 흡착 촉매의 온도에 따라 상기 이온 발생기의 작동 여부를 제어하는 제어부를 포함한다.
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公开(公告)号：KR1020130062804A
公开(公告)日：2013-06-13
申请号：KR1020110129257
申请日：2011-12-05
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A fuel injection device of a vehicle is provided to improve the combustion safety, and to prevent the over fuel injection. CONSTITUTION: A fuel injection device of a vehicle comprises a combustion chamber electrode(12), a spray hole(24), an injector electrode(22), and a power unit(30). The combustion chamber electrode forms an electric field in a combustion chamber(42). The spray hole is formed on one end of an injector(20) to spray fuel to the combustion chamber. The injector electrode is placed near the spray hole, and applies electricity to the fuel being sprayed from the injector. The power unit applies voltage to the injector electrode and the combustion electrode.
Abstract translation: 目的：提供一种车辆燃料喷射装置，以提高燃烧安全性，防止燃油喷射。 构成：车辆的燃料喷射装置包括燃烧室电极（12），喷射孔（24），喷射器电极（22）和动力单元（30）。 燃烧室电极在燃烧室（42）中形成电场。 喷射孔形成在喷射器（20）的一端，以将燃料喷射到燃烧室。 喷射器电极放置在喷射孔附近，并且对从喷射器喷射的燃料施加电力。 动力单元向喷射器电极和燃烧电极施加电压。
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公开(公告)号：KR1020130028330A
公开(公告)日：2013-03-19
申请号：KR1020110091806
申请日：2011-09-09
Applicant: 현대자동차주식회사
CPC classification number: F01N3/023 , F01N3/101 , F01N9/002 , F01N2560/08 , F01N2560/14 , F02D41/0087 , F02D41/029 , F02D41/045 , F02D41/123 , F02D2200/0812 , Y02T10/22 , Y02T10/47
Abstract: PURPOSE: A system for purifying exhaust gas and a method for controlling the same are provided to simplify a system and to save costs by not requiring an additional air injection device when regenerating a gasoline soot filter for a GDI engine. CONSTITUTION: A system for purifying exhaust gas comprises an engine, a gasoline soot filter, a differential pressure sensor and an ECU(Electronic Control Unit). The engine includes a plurality of cylinders and selectively and partly pauses the cylinders. The gasoline soot filter is installed in an exhaust pipe which is connected with an engine in order to collect soot in the exhaust gas. The differential pressure sensor is installed in the front and rear ends of the gasoline soot filter in order to measure the differential pressure of the gasoline soot filter. The ECU is inputted with control parameter sensed by a parameter measuring unit and differential pressure measured by the differential pressure sensor; determines the number of cylinders to pause in the engine; and controls to supply air which is supplied by the paused cylinder to the gasoline soot filter in order to regenerate the gasoline soot filter. [Reference numerals] (AA) Start; (BB,DD,FF) No; (CC,EE,GG) Yes; (HH) Return; (S100) Operating an engine; (S110) Detecting control parameters; (S120) Soot filter differential pressure > Set pressure ?; (S130) Determining the number of cylinders to pause according to an engine operating condition; (S140) Regenerating a soot filter by pausing the cylinders; (S150) An engine overrun condition is satisfied?; (S160) Regeneration of the soot filter is completed?; (S170) Converting to a normal operation mode
Abstract translation: 目的：提供一种净化废气的系统及其控制方法，以简化系统并通过在再生GDI发动机的汽油烟灰过滤器时不需要额外的空气注入装置来节省成本。 构成：净化废气的系统包括发动机，汽油烟灰过滤器，差压传感器和ECU（电子控制单元）。 发动机包括多个气缸并且选择性地且部分地停止气缸。 汽油烟灰过滤器安装在与发动机连接的排气管中，以便在废气中收集烟灰。 压差传感器安装在汽油烟灰过滤器的前端和后端，以便测量汽油烟灰过滤器的压差。 输入由参数测量单元检测的控制参数和差压传感器测得的差压; 确定发动机中暂停的气缸数; 并且控制将由暂停的气缸供应的空气供应到汽油烟灰过滤器，以便再生汽油烟灰过滤器。 （附图标记）（AA）开始; （BB，DD，FF）否; （CC，EE，GG）是; （HH）退货; （S100）操作发动机; （S110）检测控制参数; （S120）烟灰过滤器压差>设定压力？ （S130）根据发动机工作条件确定要暂停的气缸数; （S140）通过暂停气瓶再生烟尘过滤器; （S150）满足发动机超限状态 （S160）烟尘过滤器的再生完成？ （S170）转换为正常运行模式
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