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公开(公告)号：KR101000160B1
公开(公告)日：2010-12-10
申请号：KR1020080121450
申请日：2008-12-02
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/7241
Abstract: 본 발명은 배터리 스위치 보호 장치 및 그 방법에 관한 것이다.
본 발명에 따른 배터리 스위치 보호 장치는 모터에 동작 전원을 공급하는 인버터, 배터리의 전원을 상기 인버터에 전달하는 배터리 스위치부, 상기 배터리 스위치부에 선택적으로 병렬 연결되어 상기 배터리 스위치부가 오프시 상기 배터리 스위치부에 과전압이 발생하는 것을 방지하는 과전압 방지부 및 상기 배터리 스위치부가 오프시 상기 과전압 방지부가 상기 배터리 스위치부에 병렬 연결되도록 제어하는 제어부를 포함한다.
본 발명은 고전압 배터리와 고전압부품의 전기적 연결 및 단선을 수행하는 배터리 스위치의 손상을 방지할 수 있는 효과가 있다.
인버터, 배터리, 스위치, 손상, 스너버-
公开(公告)号：KR100911540B1
公开(公告)日：2009-08-10
申请号：KR1020070071963
申请日：2007-07-18
Applicant: 현대자동차주식회사
Abstract: 본 발명은 디씨(DC)/디씨 컨버터의 스위치 고장시 비상동작 방법에 관한 것으로서, 하이브리드 차량 및 연료전지 차량 등에 장착된 저전압 디씨/디씨 컨버터(LDC)의 스위치 고장시 비상동작 방법에 관한 것이다. 본 발명에 따른 컨버터의 비상동작 방법에서는 스위치 고장 발생시에 고장 유형을 판별하고, 고장난 스위치의 위치를 파악한 뒤, 스위치 오픈 고장시에 스위치 4개를 이용하는 풀브리지 방식에서 정상상태의 스위치 2개를 이용하는 하프브리지 방식으로 동작되도록 스위치 구동 및 제어신호인 PWM 신호를 조정하여 컨버터를 비상동작시키고, 결국 이러한 컨버터의 비상동작에 의해 차량 운행이 가능해지도록 한다.
DC, 컨버터, LDC, 반도체 스위치, MOSFET, PWM, 고장 진단, 비상동작, 하이브리드, 연료전지, 하프브리지-
公开(公告)号：KR1020080111194A
公开(公告)日：2008-12-23
申请号：KR1020070059255
申请日：2007-06-18
IPC: H02J7/34
Abstract: A method for controlling constant voltage of 12V battery capable of preventing malfunction of device is provided to extend a lifetime of a battery by regularly maintaining a voltage of a 12V battery. A method for controlling constant voltage of 12V battery capable of preventing malfunction of device maintains a voltage of 12V battery by variably controlling an output voltage of a low voltage DC-DC converter(LDC) according to a load current. An output control voltage of the LDC is calculated by the following formula. VDC* = VLB* + IDC Î RL.
Abstract translation: 提供一种用于控制能够防止装置故障的12V电池的恒定电压的方法，以通过定期维持12V电池的电压来延长电池的寿命。 通过根据负载电流可变地控制低压DC-DC转换器（LDC）的输出电压，能够防止装置故障的12V电池的恒定电压的方法保持12V电池的电压。 通过以下公式计算LDC的输出控制电压。 VDC * = VLB * + IDCÎRL。
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公开(公告)号：KR1020080108688A
公开(公告)日：2008-12-16
申请号：KR1020070056563
申请日：2007-06-11
Applicant: 현대자동차주식회사
CPC classification number: G01R31/3606 , G01R31/3662 , H02J7/0047 , H02J2007/005 , Y02T10/7005
Abstract: A battery impedance measurement using inverter switching is provided to estimate SOC(State Of Charge) accurately and quickly by making a battery impedance relation map in advance. A method for estimating of the state of charge is comprised of steps: determining whether the state of charge(SOC) information of battery is lost or not; blocking a low voltage DC-DC converter(LDC) for certain time when the SOC information is lost; measuring a frequency response to a certain range; calculating battery impedance; measuring current SOC by corresponding to the battery impedance from a graph showing the relation of the battery impedance and SOC.
Abstract translation: 提供使用逆变器切换的电池阻抗测量，通过事先制作电池阻抗关系图来准确且快速地估计SOC（充电状态）。 用于估计充电状态的方法包括以下步骤：确定电池的充电状态（SOC）信息是否丢失; 阻塞SOC信息丢失一定时间的低压DC-DC转换器（LDC）; 测量频率响应到一定范围; 计算电池阻抗; 从显示电池阻抗和SOC的关系的曲线图中，根据电池阻抗来测量电流SOC。
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公开(公告)号：KR100872661B1
公开(公告)日：2008-12-10
申请号：KR1020070065646
申请日：2007-06-29
Applicant: 현대자동차주식회사
CPC classification number: H05K7/20409 , B60R16/08 , H05K7/20172 , H05K2201/064 , H05K2201/066
Abstract: A cooler for a DC/DC converter is provided to minimize heat quantity by using a heat sink and the air by inputting the cooling wind into the case through a cooling channel connected to the heat sink. A heat radiation fin(21) is installed in a horizontal direction. An inlet and an outlet are formed in both ends of the heat radiation fin. A cooling fan(24) is installed in the outlet side of the heat radiation fin and induces a cooling wind from an inlet to an outlet. A heat sink(20) is installed in the bottom of the heat radiation fin. A power module for the DC/DC converter is attached to the bottom of the heat sink. A case(23) is installed in the bottom of the heat radiation fin to block the power module from the external air. A cooling channel(25a,25b) is slantingly formed in both sides of the heat sink to connect the cooling wind of the heat radiation fin into the inner side of a case. An overall surface of the power module is exposed to the cooling wind inputted to the inner side of the case.
Abstract translation: 提供用于DC / DC转换器的冷却器，通过使用散热器和空气通过连接到散热器的冷却通道将冷却风输入壳体来最小化热量。 散热片（21）沿水平方向安装。 入口和出口形成在散热片的两端。 冷却风扇（24）安装在散热片的出口侧，并且从入口到出口引起冷却风。 散热片（20）安装在散热片的底部。 用于DC / DC转换器的电源模块连接到散热器的底部。 在散热片的底部安装有壳体（23），以从外部空气阻挡电源模块。 冷却通道（25a，25b）倾斜地形成在散热片的两侧，以将散热片的冷却风连接到壳体的内侧。 功率模块的整个表面暴露于输入壳体内侧的冷却风。
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Patent Agency Ranking
公开(公告)号：KR1020080087487A
公开(公告)日：2008-10-01
申请号：KR1020070029783
申请日：2007-03-27
CPC classification number: Y02T10/7005 , Y02T10/7077 , B60L3/0092 , B60L3/04 , B60L11/1811 , B60L2260/165 , B60Y2200/92
Abstract: An emergency power converter operating method for a hybrid electric vehicle is provided to drive the vehicle safely by charging a 12V battery even in an emergency when a power converter does not receive a high voltage due to off of a main relay. In an emergency power converter operating method for a hybrid electric vehicle, a transmission map used in normal and abnormal driving of the hybrid electric vehicle is dualized so that engine RPM(Revolutions Per Minute) to normal vehicle speed is increased, and counter electromotive force generated from a driving motor is used as input power to charge a 12V battery and supply power to an electrical load in an emergency when a main relay is turned off.
Abstract translation: 提供一种用于混合电动车辆的紧急动力转换器操作方法，用于当电力转换器由于主继电器断开而没有接收到高电压时，甚至在紧急情况下对12V电池进行充电来安全地驱动车辆。 在混合电动汽车的应急电力变换器动作方法中，在混合电动汽车的正常和异常驱动中使用的变速器映像被二元化，使得发动机RPM（每分钟转数）与正常车速增加，产生反电动势 当主继电器关闭时，来自驱动电机的输入电力被用作为12V电池充电并在紧急情况下向电负载供电的输入电源。
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公开(公告)号：KR100836373B1
公开(公告)日：2008-06-09
申请号：KR1020060125857
申请日：2006-12-11
Applicant: 현대자동차주식회사
IPC: H02M3/155
CPC classification number: Y02B70/1491
Abstract: A switching control system for a DC-DC converting apparatus is provided to decrease a size and a weight of the DC-DC converting apparatus, to improve durability of a switch, and to enhance fuel efficiency through enhancing power conversion efficiency. A switching control system for a DC-DC converting apparatus includes a PWM(Pulse Width Modulation) IC(Integrated Circuit) unit(10), a control mode determination logic unit(20), and a hybrid-type PWM signal generating unit(30). The PWM IC unit outputs a PWM gate driving signal for switching operation of the DC-DC converting apparatus. The control mode determination logic unit outputs a mode selection signal for determining switching efficiency of a hard switching control mode and a soft switching control mode on the basis of an input voltage and a load current. The hybrid-type PWM signal generating unit selects one of the soft switching control mode and the hard switching control mode of a phase-shift zero voltage according to the mode selection signal outputted from the control mode determination logic unit and outputs the PWM gate driving signal corresponding to the selected mode to a switch a current converting apparatus.
Abstract translation: 提供一种用于DC-DC转换装置的开关控制系统，以减小DC-DC转换装置的尺寸和重量，以提高开关的耐用性，并且通过提高电力转换效率来提高燃料效率。 用于DC-DC转换装置的开关控制系统包括PWM（脉宽调制）IC（集成电路）单元（10），控制模式确定逻辑单元（20）和混合型PWM信号产生单元（30 ）。 PWM IC单元输出用于DC-DC转换装置的开关动作的PWM门驱动信号。 控制模式确定逻辑单元基于输入电压和负载电流输出用于确定硬开关控制模式和软开关控制模式的开关效率的模式选择信号。 混合型PWM信号发生单元根据从控制模式确定逻辑单元输出的模式选择信号选择相移零电压的软开关控制模式和硬开关控制模式之一，并输出PWM门驱动信号 对应于所选模式切换到电流转换装置。
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公开(公告)号：KR101338432B1
公开(公告)日：2013-12-10
申请号：KR1020110079529
申请日：2011-08-10
Applicant: 현대자동차주식회사
IPC: H02K47/02
CPC classification number: H05K7/20927 , B60K6/22 , B60L2210/40 , H02M1/00 , H02M7/003 , H02M7/42 , H05K7/1432 , H05K7/20 , Y02T10/7241
Abstract: 자동차용 인버터가 개시된다. 개시된 자동차용 인버터는, ⅰ)전력변환 스위칭 소자로 이루어지는 파워 모듈과, ⅱ)파워 모듈과 일체로 결합되며 냉각수를 유통시키는 냉각 모듈과, ⅲ)마운팅 유닛을 통해 냉각 모듈에 일체로 장착되며, 파워 모듈에 의한 리플 전류를 흡수하는 커패시터 모듈을 포함할 수 있다.
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公开(公告)号：KR1020130017225A
公开(公告)日：2013-02-20
申请号：KR1020110079529
申请日：2011-08-10
Applicant: 현대자동차주식회사
IPC: H02K47/02
CPC classification number: H05K7/20927 , B60K6/22 , B60L2210/40 , H02M1/00 , H02M7/003 , H02M7/42 , H05K7/1432 , H05K7/20 , Y02T10/7241
Abstract: PURPOSE: An inverter for a vehicle is provided to improve the quality by reducing a risk of waterproofing by not requiring a sealant for waterproofing a cover. CONSTITUTION: A module assembly(10) comprises a power module(30), a cooling module(50), and a capacitor module(70). The power module is composed of a power conversion switching element. The cooling module is integrally combined with the power module. The capacitor module is mounted on the cooling module through a mounting unit(90). A bus bar(80) electrically connects the power module and the capacitor module. The power module and the cooling module are integrally combined through a bolt(53).
Abstract translation: 目的：提供一种用于车辆的逆变器，以通过不需要用于防水盖的密封剂来降低防水性的风险来提高质量。 构成：模块组件（10）包括电源模块（30），冷却模块（50）和电容器模块（70）。 电源模块由电源转换开关元件组成。 冷却模块与电源模块一体化组合。 电容器模块通过安装单元（90）安装在冷却模块上。 母线（80）电连接电源模块和电容器模块。 电源模块和冷却模块通过螺栓（53）整体组合。
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公开(公告)号：KR101154410B1
公开(公告)日：2012-06-15
申请号：KR1020100124416
申请日：2010-12-07
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A device and method for determining the current imbalance of a DC/DC converter are provided to improve the convenience of a user by easily determining assembly errors. CONSTITUTION: A voltage measuring unit(101) connects a low voltage DC power source to an output terminal of a DC/DC converter. A standard resistance calculating unit(102) calculates the resistance of each connection unit measured by the voltage measuring unit. A saturation standard calculating unit(103) determines a saturation standard value. A saturation determining unit(104) determines a saturation state of a secondary side by comparing the saturation standard value with a standard resistance and determines an assembly state.
Abstract translation: 目的：提供用于确定DC / DC转换器的电流不平衡的装置和方法，以通过容易地确定装配误差来提高用户的便利性。 构成：电压测量单元（101）将低压直流电源连接到DC / DC转换器的输出端子。 标准电阻计算单元（102）计算由电压测量单元测量的每个连接单元的电阻。 饱和度标准计算单元（103）确定饱和标准值。 饱和度确定单元（104）通过将饱和标准值与标准电阻进行比较来确定次级侧的饱和状态，并确定组装状态。
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