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公开(公告)号：KR1020140057427A
公开(公告)日：2014-05-13
申请号：KR1020120121874
申请日：2012-10-31
Inventor： 김승범
CPC classification number: F02D41/0097 , F02D13/0249 , F02D13/0261 , F02D19/0636 , F02D19/0649 , F02D35/027 , F02D41/0025 , F02D41/064 , F02D41/1498 , F02D2013/0292 , Y02T10/18 , Y02T10/36
Abstract: The present invention relates to a system for controlling a gasoline engine comprising a crank shaft rotation sensor measuring the rotation speed of a crank shaft; a cooling water temperature sensor measuring the temperature of cooling water; an engine knocking sensor; a valve timing device; an engine igniter; an air/fuel controlling unit; and a control unit, wherein the control unit which determines a cold engine start compensation factor and the fuel class of fuel introduced into an engine by obtaining the rotation speed of a crank shaft, the temperature of cooling water, and knocking information from the crank shaft rotation sensor, the cooling temperature sensor, and the engine knocking sensor, respectively, determines a fuel/cold engine start compensation factor based on the fuel class and the cold engine start compensation factor, and controls at least one operation among the valve timing device, the engine igniter, or the air/fuel controlling unit according to the determined fuel/cold engine start compensation factor if the determined fuel/cold engine start compensation factor is not the predetermined standard fuel/cold engine start compensation factor.
Abstract translation: 本发明涉及一种用于控制汽油发动机的系统，其包括测量曲柄轴的转速的曲柄轴旋转传感器; 测量冷却水温度的冷却水温度传感器; 发动机撞击传感器; 气门正时装置; 发动机点火器; 空气/燃料控制单元; 以及控制单元，其中所述控制单元通过从曲柄轴获得曲柄轴的转速，冷却水的温度和爆震信息来确定冷发动机起动补偿系数和引入发动机的燃料的燃料等级 旋转传感器，冷却温度传感器和发动机碰撞传感器分别基于燃料等级和冷启动补偿系数来确定燃料/冷启动器起动补偿系数，并且控制气门正时装置， 如果确定的燃料/冷启动器起动补偿系数不是预定的标准燃料/冷启动补偿系数，则根据确定的燃料/冷启动器起动补偿系数，发动机点火器或空气/燃料控制单元。
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公开(公告)号：KR101355621B1
公开(公告)日：2014-01-27
申请号：KR1020120146050
申请日：2012-12-14
Inventor： 김승범
Abstract: Disclose is an EGR system comprising an EGR line connected to an air intake line branched from an air exhaust line; an EGR valve and an EGR cooler on the EGR line; a temperature sensor at the rear end of the EGR valve on the EGR line; a cooling line which has a refrigerant pump and which cools the EGR cooler and an engine by circulating them; and a control part which measures the temperature of EGR gas using the temperature sensor by opening or closing the EGR valve when the refrigerant pump is being operated or stopped and which detects the malfunction of the EGR valve and the EGR cooler by comparing the measurement results. [Reference numerals] (AA) Inhalation; (BB) Exhaustion
Abstract translation: 公开是一种EGR系统，其包括连接到从排气管线分支的进气管线的EGR管线; 在EGR管线上的EGR阀和EGR冷却器; 在EGR线路上的EGR阀的后端处的温度传感器; 冷却管线，其具有制冷剂泵，并且通过使EGR冷却器和发动机循环来冷却; 以及控制部，其通过在制冷剂泵运转或停止时打开或关闭EGR阀来测量使用温度传感器的EGR气体的温度，并且通过比较测量结果来检测EGR阀和EGR冷却器的故障。 （标号）（AA）吸入; （BB）用尽
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公开(公告)号：KR1020130109431A
公开(公告)日：2013-10-08
申请号：KR1020120031163
申请日：2012-03-27
CPC classification number: F02M25/0753 , F02B47/08 , F02D21/08 , F02D41/0072 , F02D2041/007 , F02D2200/0402 , F02D2200/0406 , F02D2200/0414 , F02D2200/501 , F02D2200/602 , F02M26/45 , Y02T10/42 , Y02T10/47
Abstract: PURPOSE: An exhaust gas recycling control device and an exhaust gas recycling control method are provided to calculate the amount of exhaust-gas recirculation (EGR) gas, which is recycled to the intake manifold, without installing a separate sensor. CONSTITUTION: An exhaust gas recycling control device includes an EGR valve (10), a manifold absolute pressure (MAP) sensor (30), and a control unit (70). The EGR valve controls the amount of EGR gas that is recycled to the intake manifold from the exhaust manifold. The MAP sensor measures the pressure of the intake manifold. The control unit is transferred with the pressure value of the intake manifold, calculates the pressure of the EGR gas, and converts the pressure of the EGR gas into the flow rate of the EGR gas. [Reference numerals] (70) Control unit
Abstract translation: 目的：提供废气再循环控制装置和排气回收控制方法，以计算再循环到进气歧管的废气再循环（EGR）气体的量，而不安装单独的传感器。 构成：废气再循环控制装置包括EGR阀（10），歧管绝对压力（MAP）传感器（30）和控制单元（70）。 EGR阀控制从排气歧管再循环到进气歧管的EGR气体的量。 MAP传感器测量进气歧管的压力。 控制单元以进气歧管的压力值传递，计算EGR气体的压力，并将EGR气体的压力转换成EGR气体的流量。 （附图标记）（70）控制单元
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公开(公告)号：KR1020130063946A
公开(公告)日：2013-06-17
申请号：KR1020110130581
申请日：2011-12-07
Inventor： 김승범
CPC classification number: F02D41/123 , F02D41/0055 , F02D41/0065 , F02D2200/0406 , F02M26/49
Abstract: PURPOSE: An exhaust gas recirculation diagnostic device and an exhaust gas recirculation diagnosis method thereof are provided to diagnose an exhaust gas recirculation apparatus malfunction simultaneously with performing recirculation of exhaust gas by using an MAP(Manifold Absolute Pressure) sensor. CONSTITUTION: An exhaust gas recirculation diagnostic device includes an EGR(Exhaust Gas Recirculation) module, an MAP sensor(20), and a control unit(30). The EGR module supplies exhaust gas from an exhaust manifold to an intake manifold. The MAP sensor measures the pressure of the intake manifold. The control unit controls the flow rate of exhaust gas which is supplied from the exhaust manifold to the intake manifold stage by stage by controlling the EGR module in a fuel cut section, and diagnoses whether the EGR module has a breakdown or not by monitoring an MAP sensor value of the MAP sensor. [Reference numerals] (20) MAP sensor; (30) Control unit(ECU)
Abstract translation: 目的：提供一种废气再循环诊断装置及其废气再循环诊断方法，用于通过使用MAP（歧管绝对压力）传感器来执行废气再循环，同时对废气再循环装置进行故障诊断。 构成：废气再循环诊断装置包括EGR（排气再循环）模块，MAP传感器（20）和控制单元（30）。 EGR模块将废气从排气歧管提供给进气歧管。 MAP传感器测量进气歧管的压力。 控制单元通过控制燃料切断部中的EGR模块来控制从排气歧管向进气歧管逐级供给的废气的流量，并且通过监视MAP来诊断EGR模块是否具有故障 MAP传感器的传感器值。 （20）MAP传感器; （30）控制单元（ECU）
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Patent Agency Ranking
公开(公告)号：KR101251516B1
公开(公告)日：2013-04-05
申请号：KR1020100123613
申请日：2010-12-06
Inventor： 김승범
CPC classification number: F02D41/029 , F01N11/002 , F01N11/005 , F01N13/009 , F01N2560/06 , F01N2560/08 , F02D41/009 , F02D41/1446 , F02D41/1448 , F02D2200/0812
Abstract: 본 발명의 실시예에 따른 엔진 시스템은, 크랭크샤프트를 통해서 회전력을 발생시키는 엔진, 상기 엔진에서 발생되는 배기가스가 흐르는 배기라인, 상기 배기라인에 설치되어 배기가스에 포함된 입자상물질을 포집하는 디젤매연필터, 상기 디젤매연필터의 전후단 차압을 감지하는 제1차압센서, 상기 디젤매연필터로 유입되는 배기가스의 온도를 감지하는 온도센서, 및 상기 크랭크샤프트의 설정된 회전각을 주기로 상기 온도센서와 상기 제1차압센서로부터 신호를 감지하고, 그 감지된 신호를 이용하여 상기 디젤매연필터의 전후단 차압을 연산하고, 상기 디젤매연필터로 유입되는 배기가스의 온도를 연산하는 제어부를 포함한다.
본 발명에 따른 엔진 시스템의 신호처리 방법은, 크랭크샤프트의 회전각을 감지하는 단계, 상기 크랭크샤프트의 설정된 회전각을 주기로 온도센서로부터 배기가스의 온도를 감지하는 단계, 상기 설정된 회전각을 주기로 디젤매연필터의 전후단 차압을 감지하는 단계, 주기적으로 감지된 온도신호를 평균화하여 배기가스의 온도를 연산하는 단계, 및 주기적으로 감지된 차압신호를 평균화하여 상기 디젤매연필터의 전후단 차압을 연산하는 단계를 포함한다.
따라서, 배기행정과 배기행정 사이에 각각 배기가스의 온도신호와 차압신호를 감지하고, 이를 이용하여 배기가스의 온도와 차압을 정밀하게 감지할 수 있다. 아울러, 엔진의 행정과 대응하여 크랭크샤프트의 설정된 회전각을 주기로, 배기가스의 온도신호와 차압신호를 감지하고, 이를 이용하여 배기가스의 온도와 차압을 정밀하게 감지할 수 있다.-
公开(公告)号：KR1020160145391A
公开(公告)日：2016-12-20
申请号：KR1020150081965
申请日：2015-06-10
Inventor： 김승범
Abstract: 본발명은엔진의점화시기제어장치에관한것으로, 구체적으로엔진연료의특성에따라점화시기를가변할수 있는엔진의점화시기제어장치및 방법에관한것이다. 이를위해, 본발명의일 실시예에따른엔진의점화시기제어장치는동력원인엔진, 상기엔진의노킹(Knocking)을확인하는노킹센서, 및연료특성에따른압축비및 점화시기를포함하는기본매칭테이블을확인하고, 상기엔진에연료가진입하면상기기본매칭테이블을기반으로엔진의압축비를변경시키며, 상기압축비에따라엔진에서노킹이발생하는지를상기노킹센서를통해확인하고, 노킹발생여부에따라상기엔진으로주입된연료에대한점화시기를판정하는차량제어기를포함한다.
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公开(公告)号：KR101509889B1
公开(公告)日：2015-04-07
申请号：KR1020130068965
申请日：2013-06-17
Inventor： 김승범
CPC classification number: F02D41/0072 , F02D41/0055 , F02D2200/0402 , F02M26/22 , F02M26/49 , Y02T10/47
Abstract: 본발명은, 흡기매니폴드내의압력을측정하는제1측정단계; EGR쿨러와 EGR밸브사이의온도및 압력을측정하는제2측정단계; 목표 EGR유량과, 흡기매니폴드내의압력과, EGR쿨러와 EGR밸브사이의온도및 압력의함수를이용하여, 목표 EGR유량을만족하기위한 EGR밸브의개도면적을계산및 결정하는결정단계; 및결정된 EGR밸브의개도면적으로 EGR가스의배출시, EGR쿨러와 EGR밸브사이에서측정되는온도와기준온도를서로비교하여, EGR쿨러의이상여부를진단하는진단단계;를포함하되, 상기진단단계는,상기 EGR쿨러와 EGR밸브사이에서측정된온도가기준온도를초과시, EGR쿨러를고장으로진단하는고장진단단계;와상기 EGR쿨러와 EGR밸브사이에서측정된온도가기준온도이하시, EGR쿨러를정상으로진단하는정상진단단계;를포함하고, 상기정상진단단계는,EGR밸브의개도면적을측정하는제3측정단계; 흡기매니폴드내의압력과, EGR쿨러와 EGR밸브사이의온도및 압력과, EGR밸브의개도면적의함수로 EGR밸브를통과하는 EGR가스의질량유량값을계산하는제1계산단계; 계산된상기 EGR가스의질량유량값을압력값으로변환하는제1변환단계; 상기흡기매니폴드내의압력과, 상기변환단계에서변환된압력값의함수로신기의압력값을계산하는제2계산단계; 및계산된상기신기의압력값을신기의질량유량값으로변환하는제2변환단계; 를포함한다.
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公开(公告)号：KR101393532B1
公开(公告)日：2014-05-09
申请号：KR1020120079403
申请日：2012-07-20
Inventor： 김승범
CPC classification number: F01N11/00 , F01N3/2006 , F01N3/22 , F01N11/007 , F01N2550/14 , F01N2900/08 , F01N2900/1602 , F01N2900/1804 , F02B37/168 , Y02A50/2322 , Y02T10/144 , Y02T10/47
Abstract: 본발명은고장진단을위한별도의유량센서를 2차공기분사(Secondary Air Injection; SAI) 라인에장착하지않고도 2차공기분사장치의고장을진단할수 있는 2차공기분사장치를위한고장진단장치및 방법에관한것이다.본발명의실시예에따른 2차공기분사장치를위한고장진단장치는혼합기를태워동력을발생시키는엔진; 상기엔진에공기를공급하기위한흡기라인; 상기엔진에서발생된배기가스를차량외부로배출하기위한배기라인; 상기흡기라인의분기점에서분기되어상기배기라인의합류점에서상기배기라인에합류되는이차공기분사(Secondary Air Injection; SAI) 라인; 상기흡기라인에장착되어있으며, 흡기라인을통과하는흡입공기의압력또는흡입공기의양을측정하는제1압력센서; 상기배기라인에장착되어있으며, 배기가스에포함된유해한성분을제거하도록된 촉매장치; 상기합류점과상기촉매장치사이의배기라인에장착되어있으며, 상기배기라인의공연비를검출하는제1산소센서; 상기 SAI 라인에장착되어있으며, 흡기라인을지나는공기를상기 SAI 라인으로펌핑하는 SAI 펌프; 상기 SAI 라인에장착되어있으며, 상기 SAI 라인을선택적으로상기배기라인에연통시키는 SAI 밸브; 및상기 SAI 펌프및 SAI 밸브를제어하여촉매히팅을수행하는제어부;를포함하며, 상기제어부는 SAI 펌프를구동하고 SAI 밸브를열어 2차공기분사를수행하는상태에서 2차연소의공연비를계산하고, SAI 펌프를구동하고 SAI 밸브를열어촉매히팅을완료한후 SAI 밸브를닫은상태에서연소실공연비를계산하며, 상기 2차연소의공연비또는상기연소실공연비를제1산소센서에서검출한배기라인의공연비와비교하여고장을판단할수 있다.
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公开(公告)号：KR1020130121386A
公开(公告)日：2013-11-06
申请号：KR1020120044538
申请日：2012-04-27
IPC: B60K31/00 , B60W50/038
Abstract: The present invention relates to a speed limiting system for a vehicle, which limits vehicle speed by corresponding to a speed limit. The speed limiting system for a vehicle includes an outer information obtaining unit obtaining driving environment information outside a vehicle and being mounted on the vehicle and a control unit which setting the speed limit by using driving information related to the driving of the vehicle and the driving environment information obtained by the outer information obtaining unit and performing a speed limiting operation mode for limiting the vehicle speed by corresponding to the predetermined speed limit. Thereby, the present invention can improve driving convenience and safety by automatically changing the speed limit of the vehicle by considering driving conditions inside the vehicle such as the current vehicle speed and gear steps and driving environments outside the vehicle such as a legal speed limit of a road and a road state. [Reference numerals] (110) User input unit;(120) Outer information obtaining unit;(122) Navigation module;(130) Display unit;(140) Control unit;(142) Speed limit motion mode;(AA) Driving information
Abstract translation: 本发明涉及一种车辆的速度限制系统，其相应于速度限制来限制车辆速度。 车辆的限速系统包括外部信息获取单元，其获取车辆外部的驾驶环境信息并安装在车辆上;以及控制单元，其通过使用与车辆的驾驶和驾驶环境相关的驾驶信息来设定速度限制 由外部信息获取单元获得的信息，并且执行用于根据预定速度限制来限制车辆速度的限速操作模式。 因此，本发明可以通过考虑车辆内部的驾驶状况，例如车辆的当前车速，档位和车辆外的驾驶环境，通过自动地改变车辆速度限制来提高驾驶便利性和安全性，例如 道路和道路状态。 （110）用户输入单元;（120）外部信息获取单元;（122）导航模块;（130）显示单元;（140）控制单元;（142）速度限制运动模式;（AA）驾驶信息
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