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公开(公告)号：KR1020170051813A
公开(公告)日：2017-05-12
申请号：KR1020150152982
申请日：2015-11-02
CPC classification number: H02P6/16 , B60W20/50 , B60W2510/081 , H02P6/17 , H02P6/182 , H02P27/08 , H02P29/028
Abstract: 차량의전동식냉각수펌프등에적용되는모터의제어시, 회전자의위치를검출하는홀센서의오류가발생하는경우림프홈(limp home) 기능을가능하게하는모터제어방법및 시스템이개시된다. 상기모터제어방법은, 모터의회전자위치를검출하는홀센서의출력오류를판단하는오류판단단계; 상기홀센서의출력오류가발생한것으로판단한경우, 상기홀센서의출력에따른모터속도제어를중단하는센서제어중단단계; 및상기모터에마련된복수상의고정자코일에서발생하는역기전력을기반으로상기모터의속도를제어하는센서리스제어실시단계를포함한다.
Abstract translation: 公开了一种马达控制方法和系统，用于当在车辆等的电动冷却水泵上应用的马达的控制中检测转子的位置的霍尔传感器的误差时，启用跛行回家功能。 该电动机控制方法包括：错误判断步骤，用于判断用于检测电动机电流的位置的霍尔传感器的输出错误; 当确定霍尔传感器的输出错误已经发生时，根据霍尔传感器的输出停止电机速度控制; 以及无传感器控制步骤，基于设置在电动机中的多个相位定子线圈中产生的反电动势来控制电动机的速度。
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公开(公告)号：KR101734577B1
公开(公告)日：2017-05-11
申请号：KR1020110116564
申请日：2011-11-09
CPC classification number: Y02T10/7005
Abstract: 본발명은냉각계의열관리제어시전동워터펌프(7)에관련된진단인자(FF)를이용해자가진단로직을실행하고, 진단인자(FF)의체크결과에따라전동워터펌프(7)를일시정지함으로써전동워터펌프(7)의내구성악화를가져오는구동지속시간을보다줄일수 있고, 이로인한전동워터펌프(7)의내구성강화로예기치않은고장(Fail 또는 Error)을미리예방함으로써냉각계의신뢰성을높여전기자동차의상품성도크게높일수 있는특징을갖는다.
Abstract translation: 根据基于冷却热管理控制sijeondong水泵诊断因子（FF）的检查结果，本发明中，由电动水泵7使用自运行诊断逻辑，和诊断因子（FF）相关到暂停的7 能够进一步降低电动水泵7的耐久性，并且能够防止电动水泵7的耐久性，能够预先防止意外的故障或故障， 这样可以显着提高电动车辆的适销性。
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公开(公告)号：KR101518944B1
公开(公告)日：2015-05-18
申请号：KR1020130131995
申请日：2013-11-01
Abstract: 본발명은하이브리드차량의오일펌프시스템및 그제어방법에관한것이다. 본발명의실시예에따른하이브리드차량의변속기에작동유압을공급하는오일펌프시스템은, 속도지령에따라상기변속기에작동유압을공급하는전동식오일펌프; 상기전동식오일펌프의제어를위한데이터를검출하는데이터검출부; 및상기데이터검출부로부터검출된데이터를기초로상기전동식오일펌프의구동모드를설정하고, 설정된구동모드의기본유량을산출하고, 기본유량을보상하여최종유량을산출하고, 상기속도지령을상기전동식오일펌프로인가하는제어기;를포함하되, 상기작동유압은상기전동식오일펌프에의해서만상기변속기에공급되고, 상기속도지령은목표유압, 유온, 및상기최종유량을기초로산출된다.
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公开(公告)号：KR101459452B1
公开(公告)日：2014-11-20
申请号：KR1020130081599
申请日：2013-07-11
CPC classification number: F16D48/06 , F16D2500/1066 , F16D2500/3026 , F16D2500/3069 , F16D2500/5012 , F16D2500/70605 , F16D2500/70663
Abstract: 본 발명은 하이브리드 전기자동차에 적용되는 2단 변속기 내부 1/2단 클러치의 제어에서 개방위치, 슬립위치, 록업위치를 학습 저장하여 정확하고 안정된 제어를 제공하는 하이브리드 전기자동차의 2단 변속기 클러치 학습방법이 개시된다.
본 발명은 모터의 구동으로 액추에이터를 통해 2단 변속기 클러치가 작동되는지 검출하는 과정; 2단 변속기 클러치 작동에 대한 모터의 구동 전류량과 회전수를 검출하여 2단 변속기 클러치의 개방위치, 슬립위치, 록업위치를 학습하는 과정; 2단 변속기 클러치의 개방위치, 슬립위치, 록업위치 학습값을 메모리 영역에 저장하고, 학습값을 적용하여 2단 변속기 클러치의 작동을 제어하는 과정을 포함한다.Abstract translation: 根据本发明，公开了一种用于混合动力电动汽车的2速变速离合器学习方法，其中打开位置，打滑位置和锁定位置被学习并存储在1速和2速离合器控制中 适用于混合电动汽车的2速变速器，从而能够进行准确稳定的控制。 本发明包括检测2速变速离合器是否通过电动机驱动通过致动器的操作的步骤; 检测用于2速变速器离合器操作的电动机的驱动电流量和速度以及2速变速器离合器的打开位置，打滑位置和锁定位置的步骤; 并且将2速变速离合器的学习的打开位置，滑移位置和锁定位置值保存在存储区域中并将学习值应用于2速变速器离合器操作控制的步骤。
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公开(公告)号：KR1020140085798A
公开(公告)日：2014-07-08
申请号：KR1020120155381
申请日：2012-12-27
Abstract: The present invention relates to a method and a system for limiting an input current to an oil pump control unit of a hybrid vehicle, which can prevent hardware damage to an internal power device (power circuitry) of the oil pump control unit and a transmission by limiting an overcurrent when the overcurrent is introduced into the oil pump control unit of the hybrid vehicle. To achieve this, the method for limiting an input current to an oil pump control unit of a hybrid vehicle according to an embodiment of the present invention comprises the steps of determining whether an input current to the oil pump control unit is greater than or equal to a set overcurrent value; and limiting the input current to a set limit or less when the input current is greater than or equal to the set overcurrent value.
Abstract translation: 本发明涉及一种用于限制混合动力车辆的油泵控制单元的输入电流的方法和系统，其可以防止对油泵控制单元的内部功率器件（电力电路）的硬件损坏和通过 当过电流引入到混合动力车辆的油泵控制单元中时，限制过电流。 为了实现这一点，根据本发明实施例的限制混合动力车辆的油泵控制单元的输入电流的方法包括以下步骤：确定到油泵控制单元的输入电流是否大于或等于 设定过流值; 并且当输入电流大于或等于设定的过电流值时，将输入电流限制到设定极限或更小。
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Patent Agency Ranking
公开(公告)号：KR101339205B1
公开(公告)日：2013-12-09
申请号：KR1020120155382
申请日：2012-12-27
IPC: G01R19/17 , G01R19/165 , F01M1/02 , B60W20/00
Abstract: The present invention relates to an over current diagnosis method in oil pump control unit of a hybrid vehicle and a system thereof. An embodiment of the present invention relates to the over current diagnosis method of an oil pump control unit (OPU) for controlling the operation of an electric oil pump in the hybrid vehicle comprising the steps of: determining the level of current in the oil pump control unit (OPU); repeating a diagnosis process which stops the operation of an internal power device in the OPU during the set turn off time when the current of the OPU is over the predetermined current; and determining a normal condition when the current of the OPU is not over the predetermined current after repeating the diagnosis process with the predetermined numbers. [Reference numerals] (AA) START;(BB,DD) NO;(CC,EE) YES;(FF) END;(S710) Oil pump control unit (OPU) operation;(S720) OPU current > Set over current?;(S730) Executing reset count which turns off the FET of OPU during the predetermined time after counting the set time;(S740) Reset counting execution number >= set number?;(S750) OPU current > set over current?;(S760) OPU fault diagnosis determination;(S770) OPU normal diagnosis determination
Abstract translation: 本发明涉及混合动力车辆的油泵控制单元中的过电流诊断方法及其系统。 本发明的一个实施例涉及用于控制混合动力车辆中的电动油泵的操作的油泵控制单元（OPU）的过电流诊断方法，包括以下步骤：确定油泵控制器中的电流水平 单位（OPU）; 在OPU的电流超过预定电流时，在设定的关闭时间期间重复停止OPU中的内部功率器件的操作的诊断处理; 以及在以预定数量重复诊断处理之后，当OPU的电流不超过预定电流时，确定正常状态。 （AA）START;（BB，DD）NO;（CC，EE）YES;（FF）END;（S710）油泵控制单元（OPU）运行;（S720）OPU电流>设定过电流？ （S730）执行复位计数，在计数设定时间后的预定时间内关闭OPU的FET;（S740）复位计数执行次数> =设定数量;（S750）OPU电流>设定过电流（S760） ）OPU故障诊断确定;（S770）OPU正常诊断确定
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公开(公告)号：KR1020130051829A
公开(公告)日：2013-05-21
申请号：KR1020110117202
申请日：2011-11-10
Abstract: PURPOSE: A fail safe control device for hybrid vehicles is provided to diagnose shifting errors in shifting from EVT2 mode to EVT1 mode, to sense whether the shifting error of the EVT1 is due to a foreign substance that flowed into a fluid operating a friction element, or due to a functional disorder of a solenoid valve, and to prevent damage to the friction element comprised of a transmission by operating a fail safe control. CONSTITUTION: A fail safe control device for hybrid vehicles comprises: an engine and first and second motors which are a power source; a planetary gear comprising a first carrier connected to a second brake by the engine and a first clutch, a first sun gear connected to a first motor and the first brake, a second sun gear connected to an output shaft, a first ring gear connected to the second sun gear, a second sun gear connected to the engine by a second motor and a second clutch, and a second ring gear connected to a second brake; a hybrid controller for controlling the operation of the first and second motors; and a transmission controller for determining occurrence of a shifting error of the EVT1 mode by analyzing the velocity gradient and engine speed of the second ring gear while shifting the EVT2 mode to the EVT1 mode. A fail safe control method for hybrid vehicles comprises the following steps: determining occurrence of mode shifting from the EVT2 mode to the EVT1 mode while driving; determining whether a shifting error occurs by analyzing the engine speed and velocity gradient of the second ring gear, the velocity of the second ring gear and torque of the second motor during the process of shifting when the mode shifting occurs; and controlling the first and second motors within the speed limit by requesting a torque limit from the hybrid controller, and canceling the fluid pressure being supplied to the second brake when the shifting error occurs. [Reference numerals] (AA) Start; (BB,DD,FF,HH,JJ) Yes; (CC,EE,GG,II) No; (KK) End; (S101) Detect the state of a first motor and a second motor; (S102) Normal?; (S104) Detect the a second motor torque; (S105) Second motor torque
Abstract translation: 目的：提供一种用于混合动力车辆的故障安全控制装置，用于诊断从EVT2模式向EVT1模式转换的换档错误，以检测EVT1的换档误差是否由于流入操作摩擦元件的流体的异物， 或者由于电磁阀的功能紊乱，并且通过操作故障安全控制来防止由包括变速器的摩擦元件的损坏。 构成：用于混合动力车辆的故障安全控制装置包括：发动机和作为动力源的第一和第二电动机; 行星齿轮，包括通过发动机连接到第二制动器的第一行星架和第一离合器，连接到第一电动机的第一太阳齿轮和第一制动器，连接到输出轴的第二太阳轮，连接到 第二太阳齿轮，通过第二电动机和第二离合器连接到发动机的第二太阳齿轮，以及连接到第二制动器的第二齿圈; 用于控制第一和第二电动机的操作的混合控制器; 以及变速器控制器，用于通过在将EVT2模式转换到EVT1模式的同时分析第二齿圈的速度梯度和发动机转速来确定EVT1模式的换档误差的发生。 混合动力车辆的故障安全控制方法包括以下步骤：在驾驶时确定从EVT2模式到EVT1模式的模式移位的发生; 通过分析第二齿圈的发动机速度和速度梯度，第二齿圈的速度和发生模式转换过程中的第二电动机的转矩来确定是否发生换档误差; 以及通过从所述混合动力控制器请求扭矩极限来控制所述第一和第二电动机的速度限制，以及当所述换档错误发生时取消供给所述第二制动器的流体压力。 （附图标记）（AA）开始; （BB，DD，FF，HH，JJ）是; （CC，EE，GG，II）否; （KK）结束; （S101）检测第一电动机和第二电动机的状态; （S102）正常 （S104）检测第二电机转矩; （S105）第二电机转矩<0？ （S106）确定诊断条件的满意度; （S107）R2速度，R2速度梯度，发动机速度检测; （S108）EVT1模式转换错误？ （S109）时间计数器; （S110）是否预设时间？ （S111）确定异物的引入或电磁铁的异常运行; （S112）释放液压并使警告灯闪烁; （S113）要求转矩限制; （S114）在极限速度内控制第一马达和第二马达; （S115）使警告灯闪烁
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公开(公告)号：KR1020130051298A
公开(公告)日：2013-05-20
申请号：KR1020110116564
申请日：2011-11-09
CPC classification number: Y02T10/7005 , B60K11/02 , B60K2001/006 , B60L11/1811 , B60L11/1874 , F01P7/162 , F01P2031/20 , F01P2031/22 , F01P2050/22
Abstract: PURPOSE: An electric vehicle cooling system and an operation method thereof are provided to prevent the durability deterioration of an electric water pump by temporarily stopping the operation of a system when exceeding the acceptable standards of a normal operation through the self-diagnosis of the electric water pump. CONSTITUTION: An electric vehicle cooling system comprises an electric power plant(1), a radiator(5), an electric water pump(7), a cooling water line(8), and a cooling system protection unit. The electric power plant exchanges heat with the cooling water which passes the inside in order to prevent overheating. The radiator exchanges the heat of the high temperature cooling water with the outside. The electric water pump pumps the cooling water out of a reservoir(6) which is connected to the radiator for discharging the cooling water to the electric power plant. The cooling water line forms the flowing route of the cooling water which circulates through the operation of the electric water pump. The cooling system protection unit performs self-diagnosis logic for repeating the temporary stop mode of the electric water pump when the self-diagnosis result safely exceeds a predetermined level or stopping the operation of the electric water pump when the self-diagnosis result unsafely exceeds the predetermined level. [Reference numerals] (AA) Electric water pump controller: Normal mode; (BB) Execute self-diagnosis logic; (CC) Protection mode; (DD) Conversion mode(Stop an electric water pump and request turn-on of a warning lamp)
Abstract translation: 目的：提供一种电动车辆冷却系统及其操作方法，通过电动水的自诊断超过正常工作的可接受标准，暂时停止系统的运转，防止电动水泵的耐久性恶化 泵。 构成：电动车辆冷却系统包括电厂（1），散热器（5），电动水泵（7），冷却水管线（8）和冷却系统保护单元。 电厂与通过内部的冷却水交换热量，以防止过热。 散热器将高温冷却水的热量与外部交换。 电动水泵将冷却水从连接到散热器的储存器（6）中泵出，以将冷却水排放到发电厂。 冷却水线形成通过电动水泵运行循环的冷却水的流动路线。 当自诊断结果安全地超过预定水平时，冷却系统保护单元执行用于重复电动水泵临时停止模式的自诊断逻辑，或者当自诊断结果不安全地超过预定水平时停止电动水泵的操作 预定水平。 （标号）（AA）电动水泵控制器：正常模式; （BB）执行自诊断逻辑; （CC）保护模式; （DD）转换模式（停止电动水泵并请求开启警告灯）
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公开(公告)号：KR1020120062259A
公开(公告)日：2012-06-14
申请号：KR1020100123447
申请日：2010-12-06
Abstract: PURPOSE: An apparatus and a method for protecting the frictional elements of a hybrid vehicle are provided to improve power performance by implementing the mode conversion of a two-mode hybrid vehicle based on sufficient slipping. CONSTITUTION: An apparatus for protecting the frictional elements of a hybrid vehicle includes an engine, a first motor, a second motor, frictional elements, and a controller. The first motor operates based on idle stop and go. The second motor generates driving torque. The frictional elements transfer power or generate counter force. The controller detects the output torque and the speed of an engine, the torque of the first motor, and the torque of the second motor(S203). The controller calculates the corresponding torque and the relative speed of frictional elements(S204). The controller calculates the heating values of the frictional elements(S205). The slipping amounts of the frictional elements are limited based on the heating values of the frictional elements(S207).
Abstract translation: 目的：提供一种用于保护混合动力车辆的摩擦元件的装置和方法，以通过基于足够的滑动实现双模式混合动力车辆的模式转换来提高功率性能。 构成：用于保护混合动力车辆的摩擦元件的装置包括发动机，第一电动机，第二电动机，摩擦元件和控制器。 第一台电机基于怠速停止运行。 第二马达产生驱动扭矩。 摩擦元件传递力或产生反作用力。 控制器检测发动机的输出转矩和速度，第一电动机的转矩和第二电动机的转矩（S203）。 控制器计算相应的扭矩和摩擦元件的相对速度（S204）。 控制器计算摩擦元件的加热值（S205）。 基于摩擦元件的加热值来限制摩擦元件的滑动量（S207）。
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公开(公告)号：KR1020120049621A
公开(公告)日：2012-05-17
申请号：KR1020100110969
申请日：2010-11-09
CPC classification number: F16H3/728 , B60K6/445 , F16H59/38 , F16H59/46 , F16H2037/104 , F16H2059/465 , F16H2200/2007 , F16H2200/2041 , Y02T10/6239 , Y10T477/679 , Y10T477/692
Abstract: PURPOSE: An operating state determination method of a transmission operation element is provided to reduce transmission production costs by determining coupling and lifting state of each operating element in the power quarter mode. CONSTITUTION: A first planetary gear system(PG1) comprises a first sun gear, a first ring gear, and a first carrier. A second planetary gear system(PG2) comprises a second sun gear, a second ring gear, and a second carrier. A first brake(BK1) controls rotation of the first ring gear. A second brake(BK2) controls rotation of the second ring gear. A first clutch controls an interval between the first carrier and the first ring gear. A second clutch controls an interval between the first carrier and the second ring gear.
Abstract translation: 目的：提供传输操作元件的操作状态确定方法，以通过确定功率四分之一模式中的每个操作元件的耦合和提升状态来降低传输生产成本。 构成：第一行星齿轮系（PG1）包括第一太阳齿轮，第一齿圈和第一行星架。 第二行星齿轮系统（PG2）包括第二太阳齿轮，第二齿圈和第二行星架。 第一制动器（BK1）控制第一齿圈的旋转。 第二制动器（BK2）控制第二齿圈的旋转。 第一离合器控制第一行星齿轮架和第一齿圈之间的间隔。 第二离合器控制第一行星架和第二齿圈之间的间隔。
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