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    • 64. 发明公开
    • 트랜지언트 운전조건 인식에 따른 차량 제어 방법 및 제어 장치
    • 一种根据瞬态操作条件识别的车辆控制方法及其车辆控制装置
    • KR1020160099916A
    • 2016-08-23
    • KR1020150022215
    • 2015-02-13
    • 현대자동차주식회사
    • 이진우신범식표순찬
    • F02D23/00F02D41/04F02D41/14
    • F02D41/0007F02B37/24F02D29/02F02D41/045F02D41/401F02D2200/0406F02D2200/602Y02T10/144Y02T10/44F02D23/00F02D41/04F02D41/1445
    • 본발명은트랜지언트운전조건인식에따른차량제어방법및 제어장치에관한것이다. 본발명의일 실시예에따른트랜지언트인식에따른차량제어방법은엔진작동단계(S100); 제 1 목표과급압과제 1 실제과급압에따른제 1 판단기준값(A)을산출하는단계(S200); 상기제 1 판단기준값(A)을시간에대해미분한값이기 설정된제 1 기준값(B) 이상인지판단하는단계(S300); 상기제 1 판단기준값(A)을시간에대해미분한값이기 설정된상기제 1 기준값(B) 이상인경우에는트랜지언트(Transient) 운전조건으로인식하여, 기저장된배출가스저감맵(MAP)에따라차량을제어하는단계(S400); 및상기제 1 판단기준값(A)을시간에대해미분한값이기 설정된상기제 1 기준값(B) 미만인경우에는스테디(Steady) 운전조건으로인식하여, 기저장된연비향상맵(MAP)에따라차량을제어하는단계(S500);를포함한다. 본발명에따르면, 트랜지언트(Transient) 운전조건을인식하는입력값으로서목표과급압과실제과급압의편차의변화율을사용함으로써트랜지언트(Transient) 상태인식의정확도를높일수 있다.
    • 本发明涉及根据瞬态运行条件的识别来控制车辆的方法和装置。 根据本发明的实施例,根据瞬态识别的车辆控制方法包括:发动机操作步骤(S100); 根据第一目标增压压力和第一实际增压压力来计算第一判定基准值(A)的步骤(S200) 确定通过对第一确定基准值(A)进行微分而得到的值是否等于或大于预设的第一参考值(B)的步骤(S300); 当通过对第一确定基准值(A)进行微分而得到的值等于或大于预设的第一参考值(B)来识别瞬时操作条件的步骤(S400),以根据排气来控制车辆 预先储存的气体减少图; 以及当通过对第一判定基准值(A)进行微分而得到的值小于预设的第一参考值(B)时,识别稳定运行状态的步骤(S500),以根据燃料效率提高来控制车辆 地图预先存储。 本发明使用关于目标增压压力和实际增压压力的偏差的变化率作为用于识别瞬态运行状态的输入值,从而提高关于瞬态的识别的精度。
    • 65. 发明公开
    • 연소압 신호에 의한 부스트 압력 센서 및 공기 유량 센서의 진단 및 보정 방법 및 시스템
    • 通过燃烧压力传感器信号诊断和校正升压传感器和空气流量传感器的方法和系统
    • KR1020150071093A
    • 2015-06-26
    • KR1020130157578
    • 2013-12-17
    • 현대자동차주식회사
    • 남기훈박재범유성은한경찬
    • F02D41/14F02D41/22
    • F02D41/18F02D23/00F02D35/023F02D41/0005F02D41/0007F02D41/045F02D41/222F02D2200/0402F02D2200/0406F02D2200/0408F02M35/1038F02M35/10386Y02T10/144Y02T10/42
    • 본발명의실시예는연소압신호에의한부스트압력센서및 공기유량센서의진단및 보정방법및 시스템에관한것이다. 이를위한방법은, 엔진이오버런(overrun) 상태인지판단하는단계; 상기엔진이오버런상태이면, 연소압센서에의해검출된연소압을기초로설정된계산식에따라흡기매니폴드(intake manifold) 압력(부스트압력)을계산하는단계; 상기엔진이오버런상태이면, 상기검출된연소압을기초로설정된계산식에따라흡기매니폴트의공기유량을계산하는단계; 상기계산된부스트압력을부스트압력센서에의해검출된부스트압력과비교하고, 상기계산된공기유량을공기유량센서에의해검출된공기유량과비교하는단계; 상기검출된부스트압력과상기계산된부스트압력간의차이가설정된기준값 보다크고, 설정된오차값보다작으면상기부스트압력센서를설정된값으로보정하는단계로서, 상기설정된기준값은상기설정된오차값 보다작은단계; 상기검출된공기유량과상기계산된공기유량간의차이가설정된기준값 보다크고, 설정된오차값보다작으면상기공기유량센서를설정된값으로보정하는단계로서, 상기설정된기준값은상기설정된오차값 보다작은단계;를포함할수 있다.
    • 本发明的实施例涉及一种用于诊断和校准升压压力传感器的方法和系统,以及使用燃烧压力信号的气流传感器。 该方法包括以下步骤:确定发动机是否处于超限状态; 如果发动机处于超限状态,则根据由燃烧压力传感器检测到的燃烧压力设定的计算式来计算进气歧管压力(增压压力); 根据如果发动机处于超限状态,基于检测到的燃烧压力设定的计算式计算进气歧管的气流; 将所计算的增压压力与由增压压力传感器检测到的升压压力进行比较,并将计算的气流与由气流传感器检测的气流进行比较; 如果所检测到的升压压力和所计算的升压压力之间的差值大于预设参考值并小于预设误差值,则预设参考值小于预设误差值,则校准增压压力传感器具有预设值; 以及如果检测到的气流与所计算的气流之间的差大于预设的参考值并小于预设的误差值,则校准气流传感器具有预设值,其中预设参考值小于预设误差值。
    • 69. 发明公开
    • 건설장비 엔진 제어 시스템
    • 用于建筑设备的发动机控制系统
    • KR1020130057615A
    • 2013-06-03
    • KR1020110123426
    • 2011-11-24
    • 현대중공업 주식회사
    • 손근하임준성
    • F02D45/00F02D41/04F02D31/00F02D29/00
    • F02D45/00F02D29/00F02D31/001F02D41/04F02D41/045
    • PURPOSE: An engine control system of construction machinery is provided to possessively cope with a low idle state of an engine by increasing an engine RPM at a predetermined level, thereby improving fuel and work efficiencies. CONSTITUTION: An engine control system of construction machinery comprises an RPM selector(100), an operation input unit(200), a speed controller(5), and an equipment controller(3). The RPM selector is an RPM selecting switch or a monitor and receives the input of RPM from a user. The operation input unit includes a hydraulic control lever(1), a steering handle, an electronic steering lever and travelling switch(11), and a gear selector. The equipment controller controls the speed controller to maintain the selected RPM when the input of the operation input unit is sensed. [Reference numerals] (1) Hydraulic control lever; (10) User interface supportable monitor; (100) RPM selecting switch; (11) Electronic steering lever and travelling switch; (13) Pressure sensor; (3) Equipment controller; (5) Speed controller for low-speed regions of an engine; (8) Hydraulic main P/P; (AA) Steering handle; (BB) Left; (CC) Right; (DD) Low-speed region 1; (EE) Low-speed region 2; (FF) Low-speed region 3
    • 目的:提供一种工程机械的发动机控制系统,通过将发动机转速提高到预定水平,从而有效地应对发动机低怠速状态,从而提高燃料和工作效率。 构成:工程机械的发动机控制系统包括RPM选择器(100),操作输入单元(200),速度控制器(5)和设备控制器(3)。 RPM选择器是RPM选择开关或监视器,并从用户接收RPM的输入。 操作输入单元包括液压控制杆(1),转向手柄,电子转向杆和行驶开关(11)以及档位选择器。 当检测到操作输入单元的输入时,设备控制器控制速度控制器保持所选择的RPM。 (附图标记)(1)液压控制杆; (10)用户界面支持显示器; (100)RPM选择开关; (11)电子转向杆和行车开关; (13)压力传感器; (3)设备控制器; (5)发动机低速区速度控制器; (8)液压主P / P; (AA)转向把手; (BB)左; (CC)权利; (DD)低速区1; (EE)低速区2; (FF)低速区3
    • 70. 发明公开
    • GDI엔진의 연료 공급 제어방법
    • 汽油直喷发动机燃油供应控制方法
    • KR1020130045991A
    • 2013-05-07
    • KR1020110110271
    • 2011-10-27
    • 현대자동차주식회사기아자동차주식회사
    • 이범기구본창
    • F02D41/32F02D41/38F02D41/04F02M51/04
    • F02D41/32F02D41/045F02D41/3836F02D2200/0602F02D2200/0625F02D2200/602F02M51/04Y02T10/44
    • PURPOSE: A fuel supply control method of a GDI(Gasoline Direct Injection) engine is provided to improve the fuel efficiency of a vehicle by reducing the energy consumption of a low-pressure pump and to improve the marketability of the vehicle by obtaining a drive ability of the vehicle. CONSTITUTION: A fuel supply control method of a GDI engine comprises: a data input step(S10) for inputting target fuel pressure and the fuel consumption of the engine; a criterion of determination step(S20) for determining whether the input fuel consumption is over a predetermined criterion meaning a rapid load change of the engine or not; an emergency reaction step(S30) for determining the duty of a motor and driving the motor according to the same; and a fuel pressure feedback control step(S40) for controlling feedback. [Reference numerals] (AA) No; (BB) Yes; (CC,EE) Fixed flux, Pressure feedback control; (DD,FF) Fixed pressure, Additional duty control for meeting a consumption flux; (S10) Target fuel pressure, Fuel consumption, Actual measurement fuel pressure; (S20) Fuel consumption >= Reference value ?; (S30) Determine a duty of a motor and drive the motor according to the fuel consumption and the target fuel pressure
    • 目的:提供一种GDI(汽油直喷)发动机的燃料供给控制方法,通过降低低压泵的能量消耗,提高车辆的燃油效率,通过获得驾驶能力提高车辆的销售性 的车辆。 构成:GDI发动机的燃料供给控制方法包括:用于输入目标燃料压力和发动机的燃料消耗的数据输入步骤(S10) 用于确定输入燃料消耗是否超过意味着发动机的快速负载变化的预定标准的判定步骤(S20)的标准; 用于确定电动机的占空比并根据其的驱动电动机的应急响应步骤(S30); 和用于控制反馈的燃料压力反馈控制步骤(S40)。 (附图标记)(AA)否; (BB)是的; (CC,EE)固定磁通,压力反馈控制; (DD,FF)固定压力,满足消耗通量的附加负荷控制; (S10)目标燃油压力,油耗,实际燃油压力; (S20)燃料消耗> =参考值α; (S30)根据燃料消耗和目标燃料压力,确定电动机的负荷并驱动电动机