-
公开(公告)号：KR100774673B1
公开(公告)日：2007-11-08
申请号：KR1020060075943
申请日：2006-08-11
Applicant: 현대자동차주식회사
IPC: H01F27/08
Abstract: A transformer heat radiation structure of a DC/DC converter is provided to reduce a manufacturing cost and increase an output density per a unit volume of the DC/DC converter. A transformer heat radiation structure of a DC/DC converter includes a core(110), a heat sink(200), and an aluminum heat radiation member(130a). A low voltage coil and a high voltage coil are wound around the core. The heat sink of a housing is contacted with a side of the core. The aluminum heat radiation member is contacted with an opposite side to the core. A heat generated from the core is radiated through the aluminum heat radiation member. An insulation material is attached to the low voltage side and the high voltage side coupled to an external part from the core. A cap pad for transferring a heat is installed on the coil having the insulation material. The aluminum heat radiation member is installed to contact with a rear plane of the cap pad. The heat generated from the coil of the low voltage side and the high voltage side is transferred to the aluminum heat radiation unit through the insulation material and the cap pad.
Abstract translation: 提供DC / DC转换器的变压器散热结构，以降低DC / DC转换器每单位体积的制造成本和增加输出密度。 DC / DC转换器的变压器散热结构包括芯（110），散热器（200）和铝散热构件（130a）。 芯片周围缠绕有低压线圈和高压线圈。 壳体的散热器与芯的一侧接触。 铝散热构件与芯的相对侧接触。 从芯体产生的热辐射穿过铝散热构件。 绝缘材料附接到低压侧，并且高压侧连接到从芯的外部部分。 用于传递热量的盖垫安装在具有绝缘材料的线圈上。 铝散热构件安装成与帽垫的后平面接触。 从低压侧的线圈和高压侧产生的热量通过绝缘材料和盖板传递到铝散热单元。
-
公开(公告)号：KR1020140078858A
公开(公告)日：2014-06-26
申请号：KR1020120148062
申请日：2012-12-18
Applicant: 현대자동차주식회사
IPC: H02M3/155
Abstract: The objective of the present invention is to provide a device and a method for improving a quick response of an output voltage of boost converter power for an eco-friendly vehicle, capable of reducing an initial starting time of a controller, and improving durability of a boost output end element by interworking the output voltage of the boost converter power with power of an auxiliary battery for a quick response. To achieve the objective, the device for improving a quick response of an output voltage of boost converter power comprises: a comparator to receive a boost output voltage measuring value of V_boost_ref and a VCC voltage measuring value of Vref, and determine an output signal depending on the comparing result; an end gate to input the output signal of the comparator and a control signal of a CPU, and determine an output signal; a power insertion switch which is on/off operated according to the signals inputted by the end gate, and connect or block the power of the auxiliary power to a boost output end.
Abstract translation: 本发明的目的是提供一种用于改善环保型车辆的升压转换器电力的输出电压的快速响应的装置和方法，其能够减少控制器的初始启动时间，并且提高控制器的耐久性 通过将升压转换器电源的输出电压与辅助电池的电力相互作用以快速响应来提升输出端元件。 为了实现该目的，用于改善升压转换器功率的输出电压的快速响应的装置包括：用于接收V_boost_ref的升压输出电压测量值和VCC电压测量值Vref的比较器，并且根据 比较结果; 输入比较器的输出信号的结束门和CPU的控制信号，并确定输出信号; 电源插入开关，其根据由端口输入的信号进行开/关操作，并将辅助电源的功率连接或阻断到升压输出端。
-
公开(公告)号：KR101145637B1
公开(公告)日：2012-05-23
申请号：KR1020100059782
申请日：2010-06-23
Applicant: 현대자동차주식회사
Abstract: A diagnosis device and method of a voltage transformer can include a current transformer disposed at one side of an output port for generating a current variation according to an on/off operation of a power switch element; a first current detector configured to detect a forward direction current from the current transformer; a second current detector configured to detect a reverse direction current from the current transformer; a first voltage transformer configured to transform the forward direction current detected from the first current detector to a forward direction voltage; a second voltage transformer configured to transform the reverse direction current detected from the second current detector to a reverse direction voltage; and a diagnosis portion for comparing the forward direction voltage with the reverse direction voltage to determine whether or not an offset is formed.
-
公开(公告)号：KR1020110062178A
公开(公告)日：2011-06-10
申请号：KR1020090118798
申请日：2009-12-03
Applicant: 현대자동차주식회사
CPC classification number: B60W20/50 , B60L3/003 , B60L3/04 , B60L2210/14 , H02M2001/322 , Y02T10/646 , Y02T10/7225
Abstract: PURPOSE: A motor driving system of hybrid vehicle and a malfunction control method thereof are provided to prevent electric shock of a driver and a helper when a car accident happen by discharging high voltage energy. CONSTITUTION: A motor driving system of hybrid vehicle includes the followings: a first and a second motors for car driving; a first inverter(1) controlling the first motor; a second inverter(2) driving the second motor; a battery(B) outputting the direct current voltage; a voltage converter(3) supplying voltage to a battery for DC power supply; a first and a second main relay(SR1,SR2) connected between the battery for the DC power supply and the voltage converter; a DC converter(4) connected between the voltage converter and the first and the second inverter; and an electric filed load(6) using a 12V sub battery(5) connected to the DC converter.
Abstract translation: 目的：提供混合动力车辆的电动机驱动系统及其故障控制方法，以防止在通过放电高压能量发生汽车事故时驾驶员和辅助人员的电击。 构成：混合动力车辆的电动机驱动系统包括以下内容：用于驾驶的第一和第二电动机; 控制第一电动机的第一变换器（1） 驱动第二电动机的第二变换器（2）; 输出直流电压的电池（B）; 电压转换器（3）向电池供电以进行直流电源; 连接在直流电源的电池和电压转换器之间的第一和第二主继电器（SR1，SR2） 连接在电压转换器与第一和第二反相器之间的DC转换器（4）; 以及使用连接到DC转换器的12V子电池（5）的电场负载（6）。
-
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-
Patent Agency Ranking
公开(公告)号：KR1020100044416A
公开(公告)日：2010-04-30
申请号：KR1020080103544
申请日：2008-10-22
Abstract: PURPOSE: A method for preventing a high voltage component of a hybrid vehicle from being burn out is provided to detect a present temperature of a motor regardless of on/off of a switch between a high capacity battery and an inverter. CONSTITUTION: A method for preventing a high voltage component of a hybrid vehicle from being burn out comprises the following steps: detecting a present temperature of a motor of a hybrid system; decreasing a speed of an engine and a motor only when the present temperature(Temp) is lower than a specific temperature(Tmin); operating the engine and the motor at a maximum speed(RPMmax) when the present temperature is higher than the specific temperature; and maintaining the voltage of the system below a maximum voltage.
Abstract translation: 目的：提供一种用于防止混合动力车辆的高压部件燃烧的方法，用于检测电动机的当前温度，而与大容量电池和逆变器之间的开关的接通/断开无关。 构成：用于防止混合动力车辆的高压部件燃烧的方法包括以下步骤：检测混合动力系统的电动机的当前温度; 仅当当前温度（Temp）低于特定温度（Tmin）时才降低发动机和电动机的转速; 在当前温度高于特定温度时以最大速度（RPMmax）操作发动机和电动机; 并将系统的电压维持在最大电压以下。
-
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。
-
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。
-
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。
-
-
-
-
-
-
-
-
-
Search Results
62
records
(took 0.023 seconds)
