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公开(公告)号：KR1020130092120A
公开(公告)日：2013-08-20
申请号：KR1020120013641
申请日：2012-02-10
IPC: B60W50/02 , B60W10/30 , B60K15/077
Abstract: PURPOSE: A fuel depletion diagnostic unit for hybrid vehicle is provided to prevent a discharge of a battery, and a serious damage of the battery's durability by restricting a use of fuel when the fuel is not enough. CONSTITUTION: A fuel depletion diagnostic unit for hybrid vehicle comprises: a sensor sensing the fuel amount in a fuel tank; a lower controller turning on the oil warning lamp while calculating the fuel consumption accumulatively from under a fixed level when the fuel amount becomes under the fixed level, and calculating a difference between the filtered current fuel amount sensing value and the displaced minimum fuel amount sensing value; and an upper controller blocking the starting attempt by HSG. The lower controller comprises a storage unit which stores the diagnosis log when the accumulated fuel consumption becomes over a fixed level. [Reference numerals] (AA) Start; (BB) Detect a fuel level sensor; (CC) Fuel level is lower than a predetermined level?; (DD) Fuel level lower than a predetermined level is stabilized value?; (EE) Calculate accumulated fuel level from a time point of a predetermined level or lower; (FF) Record the consumption process of the accumulated fuel level; (GG) Calculate [Filtered current fuel level - Displaced minimum fuel level detection value]; (HH) [Filtered current fuel level - Displaced minimum fuel level detection value] > Predetermined level ?; (II) Determine re-fueling -> Reset the accumulated fuel level; (JJ) Fuel level is higher than a predetermined level?; (KK) Transmit a fuel runout bit signal
Abstract translation: 目的：提供一种用于混合动力车辆的燃料消耗诊断单元，以防止电池的放电，并且当燃料不足时通过限制使用燃料来严重损坏电池的耐久性。 构成：用于混合动力车辆的燃料耗尽诊断单元包括：感测燃料箱中的燃料量的传感器; 当燃料量处于固定水平时，下部控制器接通油警告灯，同时从固定水平累积计算燃油消耗，并且计算过滤后的当前燃料量感测值和排出的最小燃料量感测值之间的差 ; 并且上控制器阻止HSG的启动尝试。 下部控制器包括存储单元，其在累积燃料消耗变得超过固定水平时存储诊断日志。 （附图标记）（AA）开始; （BB）检测燃油液位传感器; （CC）燃油液位低于预定水平α; （DD）低于预定水平的燃油液位是稳定值α; （EE）从预定水平或更低的时间点计算累积燃料水平; （FF）记录累计燃油量的消耗过程; （GG）计算[过滤的当前燃油液位 - 最小燃油液位检测值] （HH）[过滤的当前燃油液位 - 排量最小燃油液位检测值]>预定水平？ （二）确定再加油 - >重新设定累计油位; （JJ）燃油液位高于预定水平 （KK）发送燃油跳动位信号
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公开(公告)号：KR101284345B1
公开(公告)日：2013-07-08
申请号：KR1020110131204
申请日：2011-12-08
Inventor： 이영대
IPC: B60W30/188 , B60W10/06 , B60W20/00
CPC classification number: F02D29/02 , B60W10/06 , B60W20/00 , B60W30/188 , B60W2550/12 , B60W2710/0666 , F02D11/105 , F02D2200/0414 , F02D2200/1004 , F02D2200/1006 , F02D2200/703
Abstract: 본 발명은 엔진 대상 시험에 기준이 된 흡기온도와 대기압 보정요소를 포함한 매핑 정보를 입력 받는 단계와, 상기 매핑 정보에 현재 엔진에서 계산한 흡기온도와 대기압 보정요소를 고려하여 상기 엔진의 현재 가용 토크를 계산하는 단계 및 상기 엔진의 현재 가용 토크에 상기 엔진 대상 시험에서의 RPM별 최적운전곡선의 비율을 적용하여 현재 엔진에서 최적운전곡선(OOL) 토크를 산출하는 단계를 포함하 하는 하이브리드 차량의 엔진 토크 제어 방법에 관한 것으로서 본 발명에 의하면 현재 하이브리드 차량의 외부 상황을 반영하여 최적 토크로 엔진을 제어함으로써 연비를 향상시킬 수 있는 효과가 있다.
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公开(公告)号：KR1020100133605A
公开(公告)日：2010-12-22
申请号：KR1020090052238
申请日：2009-06-12
Abstract: PURPOSE: A device and a method for preventing engine cooling water from boiling for a hybrid vehicle are provided to easily prevent cooling water from overflowing when the temperature of the cooling water is rapidly increased. CONSTITUTION: A device for preventing engine cooling water from boiling for a hybrid vehicle comprises a engine cooling water temperature detector(90), an over-temperature determination unit(92), an engine operation determination unit(94), an engine operation unit(96), a driving energy supply unit(97), and a power transmission unit(98). When the temperature of cooling water is excessive, the engine operation unit continuously rotates an engine(10).
Abstract translation: 目的：提供一种用于防止混合动力车辆的发动机冷却水沸腾的装置和方法，以便在冷却水的温度快速增加时容易防止冷却水溢出。 构成：用于防止混合动力车辆的发动机冷却水沸腾的装置包括发动机冷却水温度检测器（90），过温度判定单元（92），发动机运转判定单元（94），发动机运转单元 96），驱动能量供给单元（97）和动力传递单元（98）。 当冷却水的温度过高时，发动机运转单元连续旋转发动机（10）。
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公开(公告)号：KR1020100003392A
公开(公告)日：2010-01-11
申请号：KR1020080063265
申请日：2008-07-01
Inventor： 이영대
CPC classification number: B60W20/15 , B60L2240/486 , B60W10/06 , B60W10/08 , B60W20/00 , B60W30/182 , B60W2510/0657 , B60W2710/105 , Y02T10/6286 , Y10T477/23 , Y10T477/688
Abstract: PURPOSE: An engine output torque control method for a hybrid vehicle is provided to determine the moment when an intake cam of a vehicle engine can be activated. CONSTITUTION: An engine output torque control method for a hybrid vehicle comprises the following steps: The hybrid engine of a vehicle generates torque when an EV(Electric Vehicle) driving mode is converted into an HEV(Hybrid Electric Vehicle) driving mode, whether engine fluid pressure reaches a specific pressure or not is determined, if the engine fluid pressure is lower than the specified pressure, engine torque is limited and decreases to a lower level in order to obtain maximum system efficiency, if the engine fluid pressure exceeds a specified pressure, the engine torque is increased in order to maximize the efficiency of the hybrid system.
Abstract translation: 目的：提供一种用于混合动力车辆的发动机输出扭矩控制方法，以确定车辆发动机的进气凸轮能够被启动的时刻。 构成：混合动力车辆的发动机输出转矩控制方法包括以下步骤：当EV（电动车辆）驾驶模式转换为HEV（混合电动车辆）驾驶模式时，车辆的混合动力发动机产生转矩，发动机流体 如果发动机流体压力低于指定压力，则发动机流体压力低于规定压力时，发动机扭矩受到限制并降低到较低水平，以获得最大系统效率，如果发动机流体压力超过规定压力， 发动机扭矩增加以使混合动力系统的效率最大化。
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公开(公告)号：KR1020130065434A
公开(公告)日：2013-06-19
申请号：KR1020110132283
申请日：2011-12-09
Inventor： 이영대
IPC: B60W30/188 , B60W10/06
CPC classification number: B60K6/48 , B60W10/06 , B60W20/40 , B60W2510/0208 , B60W2710/0666 , Y02T10/6221
Abstract: PURPOSE: A method for controlling power of a hybrid vehicle is provided to increase driving performance and riding comfort by obtaining a response rate with regard to a required engine torque, and to improve excellent fuel efficiency. CONSTITUTION: A method for controlling power of a hybrid vehicle comprises a step of detecting that an engine is in a partial load state capable of controlling torque by being operated; a step of initiating a timer and obtaining an available torque of the engine when the engine is in a the partial load state; a step of detecting the timer is over a preset time; and a step of controlling torque of the engine to zero when the timer exceeds the preset time. [Reference numerals] (AA) Start; (BB) End; (S101) Engine state = partial load ?; (S102) Timer initiation & securing extra torque; (S103) Timer > preset value ?; (S104) Engine extra torque = 0
Abstract translation: 目的：提供一种用于控制混合动力车辆的动力的方法，以通过获得关于所需发动机扭矩的响应速度来提高驾驶性能和乘坐舒适性，并且提高优异的燃料效率。 一种混合动力车辆的动力控制方法，其特征在于，包括以下步骤：检测发动机处于通过动作来控制转矩的部分负载状态; 当发动机处于部分负载状态时启动定时器并获得发动机的可用转矩的步骤; 检测定时器的步骤超过预设时间; 以及当定时器超过预设时间时，将发动机的扭矩控制为零的步骤。 （附图标记）（AA）开始; （BB）结束; （S101）发动机状态=部分负载α （S102）定时器启动和固定额外的转矩; （S103）定时器>预置值？ （S104）发动机额外转矩= 0
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Patent Agency Ranking
公开(公告)号：KR101154402B1
公开(公告)日：2012-06-15
申请号：KR1020090118726
申请日：2009-12-02
Inventor： 이영대
Abstract: 본 발명은 하이브리드 차량에서 HCU의 토크요구에 대하여 엔진의 출력토크에 여유 토크를 확보하고, 점화시기의 제어를 통해 요구 토크에 대하여 출력지연이 발생되지 않는 빠른 응답성을 제공되도록 하는 것이다.
본 발명은 모터모드에서 시동이 온 되면 토크제어가 가능한 부분부하의 조건에서 특정시간동안 엔진 출력토크에 여유토크를 확보하여 하이브리드모드로의 천이를 제공하는 과정, 엔진 클러치가 결합되면 특정 시간동안 엔진 출력토크에 여유토크를 확보하여 엔진회전수와 모터회전수의 동기화를 제공하는 과정, 엔진 클러치가 결합되고 연료차단제어가 실행되는 고속운전에서 엔진 출력토크에 여유토크를 확보하여 재가속에 엔진회전수와 모터회전수의 동기화를 제공하는 과정, 엔진 클러치가 슬립 제어되어 모터회전수가 엔진회전수에 동기된 상태에서 엔진 출력토크에 여유토크를 확보하여 모터 회전수의 상승을 유도하고, APS가 특정값 이상 혹은 엔진 클러치의 완결이 검출되면 정상토크로 제어로 복귀되는 과정을 포함한다.
하이브리드 차량, 여유토크, 엔진 클러치, 엔진토크-
公开(公告)号：KR101090808B1
公开(公告)日：2011-12-08
申请号：KR1020090118727
申请日：2009-12-02
Abstract: 본발명은하이브리드차량의감속주행중에운전정보가설정된제1조건을만족하는지판단하는과정, 제1조건을만족하면모터의회생제동에너지를검출하여배터리의충전제한치를초과하는지판단하는과정, 모터의회생제동에너지가배터리의충전제한치를초과하면엔진이웜업이완료된상태인지판단하는과정, 엔진의웜업이완료된상태이면모터의회생제동에너지에서충전제한치를초과하는에너지로 HGS를작동시켜엔진을특정회전수로동작시키는과정, 연료차단제어의효과가제공되는엔진동작상태에서산소센서의 OBD 모니터링을실행하는과정을포함한다.
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公开(公告)号：KR1020110062134A
公开(公告)日：2011-06-10
申请号：KR1020090118726
申请日：2009-12-02
Inventor： 이영대
Abstract: PURPOSE: A torque control method of hybrid vehicle is provided to improve torque control method of hybrid vehicle and ride comport by preventing delay of torque in input torque of a transmission by control of engine output torque including allowance torque. CONSTITUTION: A torque control method of hybrid vehicle includes the following steps: determining whether engine output torque is a condition of partial load or not when starting of an engine is detected in a motor mode; offering a response according to torque requirement of HCU by securing allowance torque; and controlling the engine output torque in a normal torque state when set up time is passed(S108).
Abstract translation: 目的：提供一种混合动力车辆的转矩控制方法，通过控制发动机输出转矩（包括余量转矩），防止变速器输入转矩的扭矩延迟，提高混合动力车辆和车辆的转矩控制方式。 构成：混合动力车辆的转矩控制方法包括以下步骤：在电动机模式下检测发动机起动时，判定发动机输出转矩是否为部分负载状态; 通过确保容许扭矩，根据HCU的扭矩要求提供响应; 以及当设定时间通过时在正常转矩状态下控制发动机输出转矩（S108）。
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公开(公告)号：KR1020100033892A
公开(公告)日：2010-03-31
申请号：KR1020080092967
申请日：2008-09-22
CPC classification number: B60W20/16 , B60W10/06 , B60Y2200/92 , F01L1/34 , F01L2001/34426 , F01N9/00 , Y02T10/47
Abstract: PURPOSE: An exhaust gas decrease method of a hard type hybrid vehicle is provided to improve the performance by the activation of a cam by controlling a cam before emitting fuel using an ISG. CONSTITUTION: A first starting is detected in an engine. After the first starting, fuel is emitted. An intake cam is activated before emitting fuel. When the intake cam is activated, a valve overlap is formed. When the intake cam is activated, the engine is rotated using an ISG(Integrated Starter Generator) in order to make fluid pressure higher than a reference value. An OCV(Oil Control Solenoid Valve) is operated in order to operate the intake cam and to control the fluid pressure.
Abstract translation: 目的：提供硬式混合动力车辆的废气减少方法，以通过在使用ISG发射燃料之前控制凸轮来激活凸轮来提高性能。 构成：在发动机中检测到第一次启动。 第一次启动之后，燃料就被排出。 在排放燃料之前，进气凸轮被激活。 当进气凸轮被激活时，形成阀重叠。 当进气凸轮被启动时，使用ISG（集成起动发电机）使发动机旋转，以使流体压力高于参考值。 操作OCV（油控电磁阀）以操作进气凸轮并控制流体压力。
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公开(公告)号：KR100829308B1
公开(公告)日：2008-10-27
申请号：KR1020070056538
申请日：2007-06-11
Inventor： 이영대
Abstract: A control method for a DCDC(Direct Current) converter of an HEV(Hybrid Electric Vehicle) is provided to prevent over-discharge of a main battery by reducing the used capacity of the main battery by changing logic during cold starting. A control method for a DCDC converter of an HEV comprises the steps of: sensing the temperature of coolant and oil by a coolant temperature sensor and an oil temperature sensor; comparing a measured value with pre-set temperature of the coolant and oil by receiving the temperature of the coolant and oil detected by the coolant and oil temperature sensors; and starting an engine after turning off the DCDC converter, if a measured value is lower than a set value. The output of a main battery is reduced if below the set temperature.
Abstract translation: 提供了一种用于HEV（混合电动车辆）的DCDC（直流）转换器的控制方法，用于通过在冷起动期间改变逻辑来降低主电池的使用容量来防止主电池的过度放电。 用于HEV的DCDC转换器的控制方法包括以下步骤：通过冷却剂温度传感器和油温传感器检测冷却液和油的温度; 通过接收由冷却剂和油温度传感器检测到的冷却剂和油的温度，将测量值与冷却剂和油的预设温度进行比较; 如果测量值低于设定值，则在关闭DCDC转换器之后启动发动机。 如果低于设定温度，则主电池的输出会降低。
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