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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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Patent Agency Ranking
公开(公告)号：KR1020110050894A
公开(公告)日：2011-05-17
申请号：KR1020090107472
申请日：2009-11-09
Applicant: 현대자동차주식회사
CPC classification number: B60K6/445 , B60K6/365 , F16H3/728 , F16H2037/0866 , F16H2037/102 , F16H2037/104 , F16H2037/106 , F16H2200/2007 , Y02T10/6239
Abstract: PURPOSE: A transmission of a hybrid vehicle is provided to selectively produce electricity and secondary power source by using a motor generator. CONSTITUTION: A transmission of a hybrid vehicle comprises first and second differential gears(1,3), a first torque transmission device, a second torque transmission device, a first motor generator(MG1), and a second motor generator(MG2). First and second differential gears include the respective first, second, and third member. Each first member is each other connected the on-going basis. The first torque transmission device selectively interlinks the second member of the first differential gears and the third member of the second differential gears. The second torque transmission device is located in order to detain the rotation of the third member of the second differential gears. The first motor generator is connected to the third member of the first differential gears. The second motor generator is connected to the first member of the second differential gears. The second member of the first differential gears is connected to an engine. The second member of the second differential gears is connected to an output member.
Abstract translation: 目的：提供混合动力车辆的变速器，以通过使用电动发电机选择性地产生电力和二次电源。 构成：混合动力车辆的变速器包括第一和第二差动齿轮（1,3），第一扭矩传递装置，第二扭矩传递装置，第一电动发电机（MG1）和第二电动发电机（MG2）。 第一和第二差动齿轮包括相应的第一，第二和第三构件。 每个第一个成员彼此间连接在一起。 第一扭矩传递装置选择性地将第一差速齿轮的第二构件和第二差动齿轮的第三构件相互连接。 第二扭矩传递装置位于为了扣留第二差动齿轮的第三构件的旋转。 第一电动发电机连接到第一差动齿轮的第三部件。 第二电动发电机连接到第二差动齿轮的第一构件。 第一差速齿轮的第二构件连接到发动机。 第二差速齿轮的第二构件连接到输出构件。
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公开(公告)号：KR100488707B1
公开(公告)日：2005-05-11
申请号：KR1020020061512
申请日：2002-10-09
Applicant: 현대자동차주식회사
Inventor： 이재신
IPC: F16H61/00
Abstract: 높은 라인압을 필요로 하지 않는 중립 레인지 및 정차 상태에서 라인압을 최소화함으로써, 오일펌프의 구동부하를 줄여 동력손실을 최소화하고, 연비를 향상시킬 수 있는 자동 변속기 유압 제어 시스템의 라인압 제어장치를 제공할 목적으로;
오일펌프로부터 생성된 유압이 레귤레이터 밸브에 의하여 일정의 압력으로 제어되어 일부는 토크 컨버터 제어용으로 공급되고, 일부는 매뉴얼 밸브를 통해 변속에 필요한 각각의 마찰요소로 선택적인 공급이 이루어지는 자동 변속기의 유압 제어 시스템에 있어서,
상기 레귤레이터 밸브와 매뉴얼 밸브 사이에 중립 레인지와 정차시 솔레노이드 밸브의 제어에 따라 작동되면서 피드 백 제어압을 레귤레이터 밸브로 공급할 수 있는 무부하 밸브를 배치하여 이루어지는 자동 변속기 유압 제어 시스템의 라인압 제어장치를 제공한다.-
公开(公告)号：KR1020050030029A
公开(公告)日：2005-03-29
申请号：KR1020030066341
申请日：2003-09-24
Applicant: 현대자동차주식회사
IPC: F16H61/00
CPC classification number: F16H61/0021 , F16H61/0009 , F16H61/0276
Abstract: A line pressure regulating device of an automatic transmission vehicle is provided to improve durable performance and safety by preventing line pressure from being increased excessively if a hydraulic control system is operated wrongly for a forward level. A line pressure regulating device of an automatic transmission vehicle has a double-line relief valve(200) of which the opening pressure is regulated differently for a forward level(PFWD) and a reverse level(PREV) to prevent the increase of line pressure, although a hydraulic control system is operated abnormally in moving forward the vehicle. A hydraulic circuit for supplying line pressure for the forward or reverse level is disposed at one port of the double-line relief valve and a hydraulic circuit for feeding line pressure for the reverse level is installed at the other port of the relief valve.
Abstract translation: 提供一种自动变速器车辆的线路压力调节装置，用于通过如果液压控制系统正常操作错误地防止线路压力过度增加，从而提高耐用性能和安全性。 自动变速器车辆的线路压力调节装置具有双线路安全阀（200），其开启压力在正向电平（PFWD）和反向电平（PREV）上被不同地调节，以防止线路压力的增加， 虽然液压控制系统在向前移动时异常地操作。 在双线安全阀的一个端口处设置用于向正向或反向电平提供管路压力的液压回路，并且在安全阀的另一个端口处安装用于反向水平的供给管路压力的液压回路。
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公开(公告)号：KR100411112B1
公开(公告)日：2003-12-12
申请号：KR1020010041601
申请日：2001-07-11
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A 6-speed power train of an automatic transmission for a vehicle and a hydraulic control system are provided to improve the fuel efficiency by efficiently using the driving force of an engine and to promote the transmission sensitivity by performing skip transmission within 3 speeds. CONSTITUTION: A 6-speed power train of an automatic transmission for a vehicle comprises a main transmission part(M) and a subsidiary transmission part(S). The main transmission part comprises two single pinion planetary gear sets(6). A first planetary carrier(PC1) is connected with a second ring gear(R2). A first ring gear(R1) is connected with a second planetary carrier(PC2). A first sun gear(S1) is variably connected with an input shaft(2) via a first clutch(C1). The second planetary gear is variably connected with the input shaft via a second clutch(C2). A second sun gear(S2) is variably connected with the input shaft via a third clutch(C3). A connecting member for connecting the first ring gear with the second planetary carrier is variably fixed in a housing(8) via a first brake(B1) and a first one-way clutch(F1). The second sun gear is variably fixed in the housing via a second brake(B2). The subsidiary transmission part is a single pinion planetary gear set(10).
Abstract translation: 目的：提供一种用于车辆和液压控制系统的自动变速器的六速动力传动系，以通过有效利用发动机的驱动力来提高燃料效率，并通过在三种速度内执行跳跃传动来提高传动灵敏度。 构成：车辆用自动变速器的6速动力传动系具有主变速部（M）和副变速部（S）。 主传动部分包括两个单小齿轮行星齿轮组（6）。 第一行星架（PC1）与第二齿圈（R2）连接。 第一齿圈（R1）与第二行星架（PC2）连接。 第一太阳轮（S1）经由第一离合器（C1）可变地与输入轴（2）连接。 第二行星齿轮通过第二离合器（C2）可变地与输入轴连接。 第二太阳轮（S2）经由第三离合器（C3）可变地与输入轴连接。 用于将第一齿圈与第二行星架连接的连接构件经由第一制动器（B1）和第一单向离合器（F1）可变地固定在壳体（8）中。 第二太阳轮通过第二制动器（B2）可变地固定在壳体中。 副传动部件是单小齿轮行星齿轮组（10）。
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公开(公告)号：KR100394684B1
公开(公告)日：2003-08-14
申请号：KR1020010065254
申请日：2001-10-23
Applicant: 현대자동차주식회사
Inventor： 이재신
IPC: F16H61/00
Abstract: PURPOSE: A regulator valve for a hydraulic control system of an automatic transmission is provided to improve an override for pressure of a line according to increase of a number of rotation for an oil pump. CONSTITUTION: A regulator valve for a hydraulic control system of an automatic transmission includes a valve body and a valve spool. The valve body includes first, second, third and fourth ports(2,4,6,10) and an exhaust port(EX). The first port receives pressure of a line. The second port supplies hydraulic pressure of the first port as a lubricating element selectively. The third port supplies hydraulic pressure of the first port as control pressure. The fourth port receives control pressure by connecting to the third port with a bypass line. The bypass line has an orifice(OR). The exhaust port exhausts hydraulic pressure of the first port selectively. The valve spool includes first, second and third lands(12,18). The first land works on control pressure supplied to the fourth port. The second land opens and closes the first port and the exhaust port selectively. The third land opens and closes first and second ports selectively. The third land is supported by a dashed spring. Therein, the third land receives elastic force. Consequently, an override is reduced remarkably.
Abstract translation: 目的：提供一种用于自动变速器的液压控制系统的调节阀，以根据油泵旋转次数的增加来改善管路压力的超控。 组成：用于自动变速器的液压控制系统的调节阀包括阀体和阀芯。 阀体包括第一，第二，第三和第四端口（2,4,6,10）和排气口（EX）。 第一个端口受到一条线路的压力。 第二端口选择性地提供第一端口的液压作为润滑元件。 第三个端口提供第一个端口的液压作为控制压力。 第四个端口通过用旁路线连接到第三个端口来接收控制压力。 旁路管线有一个孔（OR）。 排气口选择性地排放第一端口的液压。 阀芯包括第一，第二和第三台面（12,18）。 第一个土地在提供给第四个港口的控制压力上工作。 第二个陆地选择性地打开和关闭第一个端口和排气口。 第三个陆地选择性地打开和关闭第一和第二端口。 第三块土地由虚线弹簧支撑。 其中，第三地受到弹力。 因此，倍率显着降低。
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