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    • 2. 发明公开
    • 배출 가스 정화 장치
    • KR1020170069624A
    • 2017-06-21
    • KR1020150177071
    • 2015-12-11
    • 현대자동차주식회사
    • 박준성
    • F01N3/08F01N3/20B01J23/10B01J23/40
    • F01N3/0814B01D53/9418B01D53/9422B01D53/9477B01D2255/2042B01D2255/2092B01D2255/50B01D2255/904F01N3/021F01N3/0821F01N3/0842F01N3/085F01N3/0885F01N3/2066F01N13/0093Y02T10/24
    • 배출가스정화장치는공기와연료의혼합기를태워동력을생산하고, 연소과정에서발생한배출가스를배기파이프를통하여외부로배출하는엔진; 상기엔진하류의배기파이프에장착되어있으며, 공연비가희박(lean)한분위기에서배출가스에포함된질소산화물을흡장하고, 농후(rich)한분위기에서흡장된질소산화물을탈착하며배출가스에포함된질소산화물또는탈착된질소산화물을배출가스에포함된탄소또는수소를포함한환원제를이용하여환원시키거나암모니아를생성하는제1린녹스트랩(Lean NOx Trap; LNT); 상기제1LNT 하류의배기파이프에장착되어있으며, 공연비가희박한분위기에서배출가스에포함된질소산화물을흡장하고, 농후한분위기에서흡장된질소산화물을탈착하며배출가스에포함된질소산화물또는탈착된질소산화물을배출가스에포함된탄소또는수소를포함한환원제를이용하여환원시키거나암모니아를생성하는제2LNT; 그리고상기제2LNT 하류의배기파이프에장착되어있으며, 제1LNT 또는제2LNT에서생성된암모니아를일시적으로흡장하고, 상기흡장된암모니아와배출가스에포함된질소산화물을반응시켜배출가스에포함된질소산화물을정화하는선택적환원(Selective Catalytic Reduction; SCR) 촉매;를포함하며, 배출가스의평균온도를기준으로상기제2LNT의평균온도는상기제1LNT의평균온도보다 100℃ ~ 150℃낮은곳에위치할수 있다.
    • 4. 发明授权
    • 질소산화물 정화 장치의 탈황 방법
    • 氮氧化物净化系统的脱硫方法
    • KR101526768B1
    • 2015-06-05
    • KR1020130165254
    • 2013-12-27
    • 현대자동차주식회사
    • 박준성
    • F01N3/18F01N9/00
    • Y02A50/2322F01N3/18F01N9/00
    • 본발명은질소산화물정화장치의탈황방법에관한것으로서, 희박연소조건에서엔진이운전되고배기매니폴드후단에질소산화물정화장치가장착된차량에서질소산화물정화장치의탈황시짧은시간내에탈황효율을극대화할수 있고, 황화수소의배출량을최소화할수 있는질소산화물정화장치의탈황방법을제공하는데주된목적이있는것이다. 상기한목적을달성하기위해, 엔진의배기매니폴드후단에질소산화물정화장치가장착된차량에서질소산화물정화장치의촉매에흡착또는흡장된황산화물을탈착시키기위한탈황방법에있어서, 상기질소산화물정화장치의탈황중 질소산화물정화장치의전단온도또는촉매온도가기 설정된온도범위내로유지되도록제어하고, 상기질소산화물정화장치전단의배출가스분위기가공연비제어를통해희박또는농후해지도록희박운전과농후운전을번갈아반복하되, 탈황시농후운전을제한하는농후운전최대유지시간을질소산화물정화장치의상태에따라기 설정된시간으로조정하여가변하는것을특징으로하는질소산화물정화장치의탈황방법이개시된다.
    • 本发明涉及一种氮氧化物净化装置的脱硫方法,更具体地说,涉及一种能够使硫化氢排放最小化的氮氧化物净化装置的脱硫方法,并且在脱硫中在短时间内使脱硫效率最大化 的氮氧化物净化装置,其中氮氧化物净化装置安装在排气歧管的后端,作为发动机在稀燃状态下运转。 为了实现本发明的目的,将用于吸附到氮氧化物净化装置的催化剂的脱硫方法或者将其中的氮氧化物净化装置安装在车辆的后端的车辆中的催化剂中吸附的硫氧化物解吸 发动机的排气歧管包括:在氮氧化物净化装置的脱硫期间控制氮氧化物净化装置的剪切温度或催化剂温度保持在预设温度范围内; 交替地重复稀薄操作和丰富的操作,以通过空燃比控制使氮氧化物净化装置的剪切中的废气气氛变得富有; 并且根据氮氧化物净化装置的状态,调节和变化富操作最大保留时间以将富脱硫操作限制在预设时间。
    • 5. 发明公开
    • 내연기관의 황산화물 배출량 예측장치 및 방법
    • 用于估计内燃机的硫氧化物排放的系统和方法
    • KR1020140077709A
    • 2014-06-24
    • KR1020120146793
    • 2012-12-14
    • 현대자동차주식회사
    • 박준성
    • F02D43/00F02D41/30F01N9/00F02D45/00
    • Y02T10/47F02D41/402F01N9/00F01N2570/04
    • Disclosed is a method to estimate the amount of sulfur oxides emitted from an internal combustion engine, wherein the method is capable of accurately calculating the amount of the sulfur oxides flowing into a post-processing unit by estimating the concentration level of sulfur contained in various fuels used in the internal combustion engine. The disclosed method comprises: a process of operating a fuel injection unit for a predetermined time under a condition whereby an ignition key is maintained to be on before an ignition or the internal combustion engine overruns; a process of measuring time (t_on) required to start to inject fuel at a predetermined first fuel amount or greater after the fuel injection unit is operated or a time (t_off) required to start to inject the fuel at a predetermined second fuel amount or less after the operation of the fuel injection unit is finished; a step of inversely calculating the sulfur content in the fuel by applying the time (t_on) or the time (t_off) to a predetermined map (or curve); and a step of estimating the amount of the emitted sulfur oxides, generated in a combustion process, by multiplying the amount of fuel injected, which is injected into the fuel injection unit, by the inversely calculated content of sulfur.
    • 公开了一种估计从内燃机排放的硫氧化物的量的方法,其中该方法能够通过估计各种燃料中所含的硫的浓度水平来精确计算流入后处理单元的硫氧化物的量 用于内燃机。 所公开的方法包括:在点火或内燃机超限之前在点火钥匙保持打开的状态下操作燃料喷射单元达预定时间的过程; 在燃料喷射单元运转之后,测量开始以预定的第一燃料量或更大的燃料喷射燃料所需的时间(t_on)的过程或开始以预定的第二燃料量喷射燃料所需的时间(t_off) 燃油喷射装置运转结束后, 通过将时间(t_on)或时间(t_off)应用于预定映射(或曲线)来反向计算燃料中的硫含量的步骤; 以及通过将注入到燃料喷射单元中的燃料喷射量乘以反相计算的硫含量来估计在燃烧过程中产生的排出的硫氧化物的量的步骤。
    • 6. 发明公开
    • 배기가스 처리 방법
    • 排气处理方法
    • KR1020140074770A
    • 2014-06-18
    • KR1020120143086
    • 2012-12-10
    • 현대자동차주식회사
    • 박준성
    • F01N3/023F01N9/00
    • F01N3/0821F01N3/0842F01N3/0885F01N9/002F01N2900/0422F01N2900/102F01N2900/1406F01N2900/1606F02D41/028F02D41/029Y02T10/42Y02T10/47
    • According to an embodiment of the present invention, an exhaust gas post-treatment method includes: a step of determining a regeneration condition of a particle material filtering device; a step of removing captured exhaust to a set amount by raising the temperature of the exhaust gas to a set first temperature so as to regenerate the particle material filtering device; a step of controlling the exhaust gas which flows into a nitrogen oxide purification device during the regeneration of the particle material filtering device in a lean state; a step of removing a sulfur element from the nitrogen oxide purification device by controlling the exhaust gas which flows into the nitrogen oxide purification device in a rich state after maintaining the lean state; a step of repeating the lean state and the rich state and completing the regeneration of the particle material filtering device or completing the removal of the sulfur element from the nitrogen oxide purification device.
    • 根据本发明的实施例,废气后处理方法包括:确定颗粒材料过滤装置的再生状态的步骤; 通过将废气的温度升高到设定的第一温度来将捕获的废气除去至设定量的步骤,以使颗粒材料过滤装置再生; 在稀薄状态的粒子材料过滤装置的再生期间控制流入氮氧化物净化装置的排气的工序; 通过在保持稀薄状态之后控制在富氮状态下流入氮氧化物净化装置的废气,从氮氧化物净化装置中除去硫元素的工序; 重复稀态和富状态,完成颗粒材料过滤装置的再生或完成从氮氧化物净化装置中除去硫元素的步骤。
    • 8. 发明公开
    • 내연기관의 급속승온장치 및 그 제어방법
    • 用于内燃机的快速加热装置及其控制方法
    • KR1020130034902A
    • 2013-04-08
    • KR1020110099056
    • 2011-09-29
    • 현대자동차주식회사
    • 박준성
    • F02N19/04F02G5/02F01M5/02F01N5/02
    • Y02T10/16Y02T10/166F02N19/04F01M5/02F01N5/02F02G5/02
    • PURPOSE: A rapid heating device for an internal combustion engine and a control method thereof are provided to rapidly heat cooling water or oil by heat-exchanging with heat accumulated from exhaust gas when the temperature of the internal combustion engine is lower than a general operation temperature. CONSTITUTION: A rapid heating device for an internal combustion engine comprises a heat accumulator(10), a thermal fluid circulating unit(30), and a heat exchanger(40). The heat accumulator is filled with heat storage materials(12) of which temperature is increased by the heat of exhaust gas. The thermal fluid circulating unit has thermal fluid of which temperature is increased to form a circulating flow. The heat exchanger is connected to a heat-exchange circulating unit(50) to heat-exchange with oil and cooling water. [Reference numerals] (12,CC) Heat storage material; (AA) Temperature detection signal; (BB) Exhaust gas; (DD) Fluid IN; (EE) Fluid OUT; (FF) Exhaust gas temperature; (GG) Heat storage material temperature; (HH) Oil temperature; (II) Cooling water temperature; (JJ) Exhaust gas OUT; (KK) Cooling water line; (LL) Oil line; (MM) Exhaust gas IN; (NN) High-temperature fluid IN; (OO) Low-temperature fluid OUT;
    • 目的:提供一种用于内燃机的快速加热装置及其控制方法,当内燃机的温度低于通常的运行温度时,通过与从废气积聚的热量进行热交换来快速加热冷却水或油 。 构成:用于内燃机的快速加热装置包括蓄热器(10),热流体循环单元(30)和热交换器(40)。 蓄热器装有蓄热材料(12),其中废气的温度升高。 热流体循环单元具有温度升高以形成循环流动的热流体。 热交换器连接到热交换循环单元(50)以与油和冷却水进行热交换。 (参考号)(12,CC)储热材料; (AA)温度检测信号; (BB)废气; (DD)流体IN; (EE)流体输出; (FF)排气温度; (GG)储热材料温度; (HH)油温; (二)冷却水温度; (JJ)排气OUT; (KK)冷却水管线; (LL)油管线; (MM)废气IN; (NN)高温流体IN; (OO)低温流体输出;
    • 9. 发明公开
    • 내연 기관의 급속 승온 장치 및 그 방법
    • 快速加热系统和内燃机的方法
    • KR1020120136181A
    • 2012-12-18
    • KR1020110055245
    • 2011-06-08
    • 현대자동차주식회사
    • 박준성
    • F02G5/02F01N5/02
    • Y02T10/16Y02T10/166F02G5/02F01N5/02F01N2240/02
    • PURPOSE: A device for rapidly increasing the temperature of a combustion engine and a method thereof are provided to improve the energy efficiency of a vehicle by using waste heat from exhaust gas and to reduce the amount of discharged exhaust gas. CONSTITUTION: A device(100) for rapidly increasing the temperature of a combustion engine comprises a case(10) and a heat storage unit(20). Exhaust gas flows in and out of the case. The heat storage unit is formed inside the case. The heat storage unit exchanges heat with a heat transfer medium while absorbing the heat of the exhaust gas. The heat storage unit stores the waste heat while a vehicle is in normal driving mode. The heat storage unit supplies the waste heat to the heat transfer medium after vehicle system cooling.
    • 目的:提供一种用于快速提高内燃机的温度的装置及其方法,其通过使用来自废气的废热来提高车辆的能量效率并减少排出的废气量。 构成:用于快速提高内燃机的温度的装置(100)包括壳体(10)和蓄热单元(20)。 废气流入和流出外壳。 蓄热单元形成在壳体内。 蓄热单元在吸收废气的热量的同时与传热介质进行热交换。 蓄热单元在车辆处于正常驾驶模式时存储废热。 在车辆系统冷却之后,蓄热单元将废热提供给传热介质。
    • 10. 发明公开
    • 산화촉매의 탈황장치 및 방법
    • 氧化催化剂的脱硫系统及其方法
    • KR1020120054853A
    • 2012-05-31
    • KR1020100116190
    • 2010-11-22
    • 현대자동차주식회사
    • 박준성
    • F01N3/18F01N3/20F01N9/00
    • Y02T10/47F01N3/20F01N9/00F01N2560/06
    • PURPOSE: A desulfurization device of oxidation catalysts is provided to reduce a loss of the fuel efficiency by determining a start time of desulfurization operations according a sulfur poisoning level. CONSTITUTION: A desulfurization device of oxidation catalysts comprises an engine(100), oxidation catalysts(200), a temperature sensor(210), and a controller(300). Sulfur poisonings are generated form the oxidation catalysts. The temperature sensor detects a shear temperature of the oxidation catalysts. The controller calculates amount of the sulfur, which is generated from the engine and inflows into the oxidation catalysts. The controller calculates a real sulfur poisoning level based on a sulfur slip ratio and operates desulfurization operations with determining a start time of desulfurization operations according to a sulfur poisoning level.
    • 目的:提供氧化催化剂的脱硫装置,通过根据硫中毒水平确定脱硫操作的开始时间来减少燃油效率的损失。 构成:氧化催化剂的脱硫装置包括发动机(100),氧化催化剂(200),温度传感器(210)和控制器(300)。 由氧化催化剂产生硫中毒。 温度传感器检测氧化催化剂的剪切温度。 控制器计算从发动机产生并流入氧化催化剂的硫的量。 控制器根据硫滑移比计算出实际的硫中毒水平,并根据硫中毒水平确定脱硫操作的开始时间,进行脱硫操作。