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公开(公告)号：KR100951982B1
公开(公告)日：2010-04-08
申请号：KR1020080038017
申请日：2008-04-24
Abstract: 본 발명은 하이브리드 차량의 배터리 SOC 리셋 방법에 대한 것으로서, 더욱 상세하게는 고전압 메인 릴레이 온(on) 전 또는 온 후 미세전류가 흐를 시 측정된 고전압 배터리의 OCV와 온도를 이용하여 현재 배터리의 SOC
real 을 연산하여 과충전 또는 과방전 발생 우려 시 상기 SOC
real 값으로 SOC 리셋을 수행함으로써, 배터리 제어 시스템의 SOC 오차 발생 시 유발될 수 있는 과충전 및 과방전을 방지하고 차량의 안전성 및 상품성을 향상시킬 수 있는 하이브리드 차량의 배터리 SOC 리셋 방법에 관한 것이다. 이를 위해, 본 발명은, (a) 하이브리드 차량 고전압 배터리의 OCV, 전류 및 온도를 측정하는 단계; (b) 상기에서 측정한 OCV 및 온도의 평균치를 이용하여 배터리의 SOC
real 을 산출하는 단계; (c) 상기 산출된 SOC
real 값이 소정값 보다 작고, 이전 BMS SOC 값에서 소정값을 제한 값 보다 작다면, 현재의 BMS SOC를 상기 SOC
real 값으로 리셋하는 단계; (d) 상기 (c) 단계의 조건이 만족 되지 않을 경우 현재의 BMS SOC로서 이전 BMS SOC 값을 사용하는 단계;를 포함하여 구성되는 하이브리드 차량의 배터리 SOC 리셋 방법을 제공한다.
하이브리드, 엔진, 변속기, 고전압 배터리, SOC, HEV, BMS, SOC 리셋-
公开(公告)号：KR100921098B1
公开(公告)日：2009-10-08
申请号：KR1020080032958
申请日：2008-04-10
Abstract: PURPOSE: A high voltage relay control method for hybrid vehicles is provided to determine the point at which the voltage of a motor does not flow in a high voltage relay in order to switch off the high voltage relay, thereby preventing the fuse of the high voltage relay. CONSTITUTION: A high voltage relay control method for hybrid vehicles comprises the following steps of: determining a point at which the charging current of a motor does not flow in the high voltage relay when either a hybrid controller or motor controller is out of order; and switching off the high voltage relay when the charging current does not flow in the high voltage relay.
Abstract translation: 目的：提供混合动力车辆的高压继电器控制方法，以确定电机在高压继电器中不会流过的点，以便关断高压继电器，从而防止高压保险丝 中继。 构成：混合动力车辆的高压继电器控制方法包括以下步骤：当混合动力控制器或电动机控制器故障时，确定电动机的充电电流不在高压继电器中的点; 并且当充电电流不在高压继电器中时，关闭高压继电器。
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公开(公告)号：KR1020100063348A
公开(公告)日：2010-06-11
申请号：KR1020080121822
申请日：2008-12-03
Abstract: PURPOSE: A malfunction detecting method of a cooling fan motor for a battery package cooling system is provided to stably drive a hybrid electric vehicle using a electro-motive force hanging on the cooling fan motor for detecting the malfunction of the cooling fan motor. CONSTITUTION: A malfunction detecting method of a cooling fan motor for a battery package cooling system comprises the following steps: driving and stopping the cooling fan motor(S41,S42); measuring a two-ends voltage of the cooling fan motor after a predetermined time; and determining that the cooling fan motor is normal if the two-ends voltage is bigger than the threshold value, and determining that the cooling fan motor is damaged if the two-ends voltage is not bigger than the threshold value(S46). The threshold value is determined by a driving voltage of the cooling fan motor.
Abstract translation: 目的：提供一种用于电池组冷却系统的冷却风扇电动机的故障检测方法，用于悬挂在冷却风扇电动机上的电动力来稳定地驱动混合动力车辆，以检测冷却风扇电动机的故障。 构成：用于电池组冷却系统的冷却风扇电动机的故障检测方法包括以下步骤：驱动和停止冷却风扇电动机（S41，S42）; 在预定时间后测量冷却风扇马达的两端电压; 并且如果两端电压大于阈值，则确定冷却风扇电动机正常，并且如果两端电压不大于阈值，则判定冷却风扇电动机损坏（S46）。 阈值由冷却风扇马达的驱动电压决定。
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公开(公告)号：KR100836391B1
公开(公告)日：2008-06-09
申请号：KR1020070060867
申请日：2007-06-21
Inventor： 구재승
IPC: B60W20/00
Abstract: A method for estimating the residual capacity of a battery for an HEV(Hybrid Electric Vehicle) is provided to avoid the decrease of real SOC(State Of Charge) reliability generated when the battery is continuously discharged or charged, by correcting SOC even in an excessive section. A method for estimating the residual capacity of a battery for an HEV comprises a step for calculating a battery terminal voltage map according to SOC by using current detected at every predetermined time and computing correction SOC by comparing the terminal voltage map with detected voltage or using an interpolation unit and a step for correcting current integration SOC by applying a correction factor to correction SOC. The correction coefficient is CF(Certain Factor) type of fuzzy theory to indicate reliability for the normal state of the battery, output by measuring the battery used for a predetermined period or calculated on the basis of operation data.
Abstract translation: 提供一种用于估计HEV（混合电动车辆）的电池的剩余容量的方法，以避免电池连续放电或充电时产生的实际SOC（充电状态）可靠性的降低，即使在过度 部分。 用于估计HEV的电池的剩余容量的方法包括通过使用在每个预定时间检测到的电流来计算根据SOC的电池端子电压映射的步骤，并且通过将端子电压映射与检测到的电压进行比较来计算校正SOC，或者使用 内插单元和通过对校正SOC应用校正因子来校正电流积分SOC的步骤。 校正系数是CF（特定因子）型的模糊理论，用于指示电池的正常状态的可靠性，通过测量在预定时间段内使用的电池或基于操作数据计算的电池输出。
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公开(公告)号：KR1020090102896A
公开(公告)日：2009-10-01
申请号：KR1020080028142
申请日：2008-03-27
CPC classification number: B60W20/13 , B60K6/48 , B60L3/003 , B60L11/14 , B60L11/187 , B60W10/06 , B60W20/00 , B60W20/50 , B60W2510/244 , B60W2510/246 , B60W2710/0644 , Y02T10/6221 , Y02T10/70 , Y02T10/7005 , Y02T10/705 , Y02T10/7077
Abstract: PURPOSE: A battery charge controlling method of hybrid vehicles is provided to maintain the reverse electromotive force of a motor less than over-charging voltage in order to prevent the battery from over-charging. CONSTITUTION: A battery charge controlling method of hybrid vehicles comprises the following steps of: determining whether or not a main relay(14) is fused interposed between a battery(12) and motor inverter(13); determining whether or not the motor inverter is out of order using a motor controller(15) when the main relay is fused; determining whether or not the battery is under the risk of overcharging using a battery controller(16) when the motor inverter is out of order; and controlling the upper limited rotation number of an engine when the battery is abnormal in order to maintain the reverse electromotive force of a motor below over-charging voltage.
Abstract translation: 目的：提供混合动力车辆的电池充电控制方法，以保持电动机的反向电动势小于过充电电压，以防止电池过度充电。 构成：混合动力车辆的电池充电控制方法包括以下步骤：确定主继电器（14）是否夹在电池（12）和电动机逆变器（13）之间; 当主继电器熔断时，使用电动机控制器（15）确定电动机变频器是否失灵; 当电动机逆变器故障时，使用电池控制器（16）确定电池是否处于过充电的风险; 以及当电池异常时控制发动机的上限限转数，以便将电动机的反向电动势保持在过充电电压以下。
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Patent Agency Ranking
公开(公告)号：KR100878941B1
公开(公告)日：2009-01-19
申请号：KR1020070082067
申请日：2007-08-16
CPC classification number: H01M10/425 , B60K6/28 , B60L11/1868 , H01M10/4207 , H01M10/441 , H01M2010/4271 , Y02E60/12 , Y02T10/7005
Abstract: A circuit for battery voltage estimation and cell balancing in electric vehicle and hybrid electric vehicle is provided to reduce the number of a relay required from circuit by comprising a relay for measuring the battery voltage and a relay for cell balancing. A circuit for battery voltage estimation and cell balancing in electric vehicle and hybrid electric vehicle includes a high voltage battery part(30); a relay(32) which is connected to the high voltage battery part, and is comprised of a plurality of relays in order to perform the voltage measurement or the cell balancing; a cell balancing part(34) which is connected to the relay, and performs the cell balancing; a voltage measurement part(36) which and measures the voltage of the high voltage battery part by controlling the relay; and a cell balancing controller(38) which performs the cell balancing of the high voltage battery part by controlling relay and the balancing part.
Abstract translation: 提供一种用于电动汽车和混合电动车辆中的电池电压估计和电池平衡的电路，用于通过包括用于测量电池电压的继电器和用于电池平衡的继电器来减少从电路所需的继电器的数量。 一种用于电动汽车和混合电动车辆中的电池电压估计和电池平衡的电路，包括高电压电池部分（30）; 连接到高电压电池部分的继电器（32），并且由多个继电器组成以便执行电压测量或电池平衡; 电池平衡部（34），其与所述继电器连接，并进行电池的平衡; 通过控制继电器来测量高电压电池部的电压的电压测量部（36） 以及电池平衡控制器（38），其通过控制继电器和平衡部件来执行高电压电池部分的电池平衡。
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公开(公告)号：KR101081089B1
公开(公告)日：2011-11-07
申请号：KR1020090031723
申请日：2009-04-13
Abstract: 이발명에따른고전압배터리의냉각시스템은, 팬속도명령을출력하는 CPU를포함한배터리제어기와, 일반 DC 모터와모터구동트랜지스터를포함한냉각모듈을포함한배터리냉각시스템에있어서, 상기일반 DC 모터의 (+)단자전압과 (-)단자전압이상기배터리제어기에피드백되고, 상기 CPU가상기일반 DC 모터의 (+)단자전압과 (-)단자전압일피드백받아상기팬속도명령을소프트웨어적으로조정한다.
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公开(公告)号：KR1020100019657A
公开(公告)日：2010-02-19
申请号：KR1020080078338
申请日：2008-08-11
Abstract: PURPOSE: A control method for cooling high voltage components of a hybrid vehicle is provided to reduce air intake temperature of the high voltage component by automatically converting an internal air mode into an external air mode. CONSTITUTION: The temperature of the high voltage component is measured. Whether the temperature of the high voltage component is greater than limit temperature or not is determined. In case the temperature of the high voltage component is greater than limit temperature, an internal air mode is converted into an external air mode. In the external air mode, duty cooling control based on the temperature is performed on the high voltage component. In case the temperature of the high voltage component is less than the limit temperature in the external air mode, the external air mode is converted into the internal air mode.
Abstract translation: 目的：提供一种用于冷却混合动力车辆的高压部件的控制方法，以通过将内部空气模式自动转换为外部空气模式来降低高压部件的进气温度。 规定：测量高压元件的温度。 确定高压部件的温度是否大于极限温度。 在高压分量的温度大于极限温度的情况下，将内部空气模式转换为外部空气模式。 在外部空气模式下，对高电压部件进行基于温度的负载冷却控制。 在高压部件的温度低于外部空气模式的极限温度的情况下，外部空气模式转换为内部空气模式。
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公开(公告)号：KR1020090131573A
公开(公告)日：2009-12-29
申请号：KR1020080057515
申请日：2008-06-18
Abstract: PURPOSE: A current interrupt device when a battery is over-charged is provided to prevent overcharging by breaking a power supply connector between cells using a swelling phenomenon of a cell by battery overcharging and to suppress the generation of fire due to short circuit. CONSTITUTION: A current interrupt device when a battery is over-charged comprises a battery cell combined while an electrode lead is exposed to the upper end of a battery case; a cell module(110) in which battery cells are laminated and electrically connected; and a cell module housing in which a plurality of cell modules are mounted and an outlet(101) is formed at one side.
Abstract translation: 目的：提供电池过充电时的当前中断装置，以通过电池过充电使电池膨胀现象破坏电池单元之间的电源连接器，并防止由于短路而产生火灾，从而防止过充电。 构成：当电池过充电时的当前中断装置包括电池组合，同时电极引线暴露于电池壳体的上端; 电池模块（110），其中电池单元被层压并电连接; 以及电池模块壳体，其中安装有多个电池模块，并且在一侧形成出口（101）。
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公开(公告)号：KR101326508B1
公开(公告)日：2013-11-08
申请号：KR1020080055354
申请日：2008-06-12
IPC: G01R31/02
Abstract: 본 발명은 배터리의 전압 및 전류의 특성을 이용하여 전류값이 변하지 않는데 전압값이 일정값 이상 변하거나, 전압값이 변하지 않는데 전류값이 일정값 이상 변하는 경우에 전류센서 라인의 단선 및 단락 이외의 고장을 판단함으로써, 고전압 배터리 상태를 예측함에 있어 신뢰성을 높이고 하이브리드 차량의 상품성을 향상시킬 수 있도록 한 고전압 배터리시스템 전류센서의 고장진단방법을 제공하는데 그 목적이 있다.
이를 위해, 본 발명은 BMS가 전류센서의 출력전압값을 받아 계산한 전류값이 양전압 설정값보다 크거나 음전압 설정값 보다 작은지를 판단하는 단계; 상기 BMS가 계산한 전류값이 양전압 설정값보다 크거나 음전압 설정값보다 작은 경우 전류센서의 전원라인이 단선 또는 단락된 것으로 판단하는 단계; 및 상기 BMS가 계산한 전류값이 음전압 설정값보다 크고 양전압 설정값보다 작은 경우 배터리의 전압변화량이 제1기준전압값 미만이고, BMS가 계산한 전류변화량이 제1기준전류값을 초과하는지를 판단하는 단계를 포함하고, 상기 배터리의 전압변화량이 제1기준전압값 미만이고, BMS가 계산한 전류변화량이 제1기준전류값을 초과하는 경우 전류센서가 고장인 것으로 판단하는 것을 특징으로 하는 고전압 배터리시스템 전류센서의 고장진단방법을 제공한다.
고전압 배터리, 전류센서, 단선, 단락
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