-
公开(公告)号：KR101284329B1
公开(公告)日：2013-07-08
申请号：KR1020100121631
申请日：2010-12-01
Applicant: 현대자동차주식회사
Abstract: 본 발명은 인버터를 구성하는 전력 스위치 소자를 안정되게 보호할 수 있도록 하는 하이브리드 자동차의 인버터 보호장치 및 방법이 개시된다.
본 발명은 3상 교류전압에 의해 구동되는 모터, 고전압이 저장되는 배터리, 배터리 전압을 상 변환시키기 위해 전력 스위치 소자가 상측 아암과 하측 아암으로 구성되는 인버터, 상 변환 제어를 위해 PWM신호를 출력하는 제어기를 포함하며, 제어기에서 출력되는 PWM 신호를 분석하여 전력 스위치 소자의 아암 단락 발생조건인지를 판정하고, 아암 단락 발생조건이면 제어기에 PWM신호의 출력 중지를 요청하는 이상판별부를 포함한다.-
公开(公告)号：KR1020130066333A
公开(公告)日：2013-06-20
申请号：KR1020110133119
申请日：2011-12-12
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/7005 , B60W10/24 , B60L3/0046 , B60L11/18 , B60W20/50 , B60W50/0205 , B60W2050/0082 , B60W2050/0083 , B60W2050/021 , B60W2510/242 , B60Y2400/202
Abstract: PURPOSE: A controlling method of an environmental vehicle is provided to increase accuracy of distinguishing a noise signal and a malfunction signal by changing gain to a sensor input signal. CONSTITUTION: A controlling method of an environmental vehicle comprises a step of measuring signals of a voltage conversion part; a step of changing and inputting the gain of the measured signal; a step of comparing the input signal value with a preset standard signal, and generating malfunction signal or normal signal; a step of controlling PMN signal according to the malfunction signal or normal signal, and determining the malfunction of the electricity conversion part, to control driving of a vehicle. [Reference numerals] (123) Comparing machine; (125) Vibrator; (140) Processing part; (150) PWM control part; (AA) Signal input; (BB) Vref(standard signal); (CC) Low output when malfunctioning; (DD) PWM output on/off; (EE) PWM output signal
Abstract translation: 目的：提供一种环境车辆的控制方法，通过改变传感器输入信号的增益来提高区分噪声信号和故障信号的精度。 构成：环境车辆的控制方法包括测量电压转换部分的信号的步骤; 改变和输入测量信号的增益的步骤; 将输入信号值与预设标准信号进行比较，产生故障信号或正常信号的步骤; 根据故障信号或正常信号控制PMN信号的步骤，以及确定电力转换部分的故障，以控制车辆的驾驶。 （附图标记）（123）比较机; （125）振动器; （140）加工部件; （150）PWM控制部分; （AA）信号输入; （BB）Vref（标准信号）; （CC）故障时输出低; （DD）PWM输出开/关; （EE）PWM输出信号
-
公开(公告)号：KR1020120129676A
公开(公告)日：2012-11-28
申请号：KR1020110048076
申请日：2011-05-20
CPC classification number: H02M3/3376 , B60L11/00 , G01R31/002 , H02M1/32 , H02P6/08 , H02P27/08 , H02P29/024 , H02P29/0241 , B60L3/04 , B60L11/1811 , B60L2210/10 , B60Y2200/91 , H02M3/33584 , Y02T10/7216
Abstract: PURPOSE: A control method of a converter for electric vehicle and apparatus thereof are provided to improve the reliability for converter error by sensing early wrong output of a PWM(Pulse Width Modulation) signal. CONSTITUTION: Signals generated from a converter(100) are inputted to a counting unit as the converter works. The counting unit counts the signals. It is determined whether the counting value of the counting unit is in a determined range. If the counting value is not in the determined range, the counting unit detects that the converter is out of order. [Reference numerals] (310) Signal processing unit; (330) PWM output buffer; (340) Counting unit; (350) High clock generation unit; (AA) Current sensor; (BB) Primary current; (CC) PWM output signal
Abstract translation: 目的：提供一种用于电动车辆的转换器的控制方法及其装置，以通过感测PWM（脉宽调制）信号的早期错误输出来提高转换器误差的可靠性。 构成：转换器（100）产生的信号在转换器工作时输入到计数单元。 计数单元对信号进行计数。 确定计数单元的计数值是否在确定的范围内。 如果计数值不在确定的范围内，则计数单元检测到转换器出现故障。 （附图标记）（310）信号处理单元; （330）PWM输出缓冲器; （340）计数单位; （350）高时钟发生单元; （AA）电流传感器; （BB）初级电流; （CC）PWM输出信号
-
公开(公告)号：KR1020110139612A
公开(公告)日：2011-12-29
申请号：KR1020100059782
申请日：2010-06-23
Applicant: 현대자동차주식회사
Abstract: PURPOSE: An apparatus for diagnosing a voltage converter is provided to prevent a problem in the operation of a vehicle by diagnosing the offset fault of a voltage converter. CONSTITUTION: A current converter(30) generates the change of a current according to the on/off operation of a power switch device. A first voltage converter(51) changes a forward current, which is detected in a first current detector(41), into a forward voltage. A second voltage converter(52) changes a reverse current, which is detected in a second current detector(42), into a reverse voltage. A diagnostic part(60) diagnoses offset generation by comparing the forward voltage with the reverse voltage. A display part(70) displays the result diagnosed in the diagnostic part in a preset mode.
Abstract translation: 目的：提供一种用于诊断电压转换器的装置，以通过诊断电压转换器的偏移故障来防止车辆操作中的问题。 构成：电流转换器（30）根据电源开关装置的开/关操作产生电流的变化。 第一电压转换器（51）将在第一电流检测器（41）中检测到的正向电流改变为正向电压。 第二电压转换器（52）将在第二电流检测器（42）中检测到的反向电流改变为反向电压。 诊断部分（60）通过将正向电压与反向电压进行比较来诊断偏移生成。 显示部（70）在诊断部中显示诊断结果为预设模式。
-
公开(公告)号：KR1020110122302A
公开(公告)日：2011-11-10
申请号：KR1020100041720
申请日：2010-05-04
Abstract: PURPOSE: An inverter malfunction detection circuit for hybrid vehicles and a method thereof are provided to use a digital counter and timer, thereby determining inverter malfunction when an input signal exceeds the time corresponding to a noise margin of a sensor. CONSTITUTION: A comparator compares a critical value and sensor signal value inputted from sensors of an inverter. A high speed clock generation part(70) generates a high speed clock. A counter and timer(60) repetitively outputs high and low signals proportional to the output speed of the high speed clock. A CPU(30) outputs an PWM(Pulse Width Modulation) output signal. A PWM output buffer(40) blocks the transmission of the PWM output signal outputted from the CPU to a gate driver(50) side.
Abstract translation: 目的：提供一种用于混合动力车辆的逆变器故障检测电路及其方法以使用数字计数器和定时器，从而当输入信号超过与传感器的噪声容限相对应的时间时，确定逆变器故障。 构成：比较器比较从变频器的传感器输入的临界值和传感器信号值。 高速时钟生成部（70）生成高速时钟。 计数器和定时器（60）重复地输出与高速时钟的输出速度成比例的高和低信号。 CPU（30）输出PWM（脉宽调制）输出信号。 PWM输出缓冲器（40）阻止从CPU输出到PWM驱动器（50）侧的PWM输出信号的传输。
-
Patent Agency Ranking
公开(公告)号：KR1020100104602A
公开(公告)日：2010-09-29
申请号：KR1020090023133
申请日：2009-03-18
Applicant: 현대자동차주식회사
Abstract: PURPOSE: A method of cooling the electric parts of a hybrid vehicle is provided to reduce the driving noise of a water pump since the cooling water circulates according to the temperature of electric parts which are divided into a multi stage. CONSTITUTION: A method of cooling the electric parts of a hybrid vehicle comprises the next steps. The temperature of the electric part is divided into a multi-stage. The operating of a water pump is controlled which circulates the cooling water according to the temperature of the electric part divided according to the operating mode of the hybrid vehicle. In a temperature dividing process, the temperature of the electric part is classified into a limit temperature, a maximum allowable temperature and a minimum allowable temperature. At the limit temperature, the damage of the electric part starts to occur due to the heat. The maximum allowable temperature is the highest temperature, which the electric part can allow, in the range lower than the limit temperature. The minimum allowable temperature is lower than the maximum allowable temperature.
Abstract translation: 目的：提供一种冷却混合动力车辆的电气部件的方法，以降低水泵的驱动噪音，因为冷却水根据分为多级的电气部件的温度循环。 构成：冷却混合动力车辆的电气部件的方法包括下一步骤。 电气部件的温度分为多级。 控制水泵的操作，其根据根据混合动力车辆的操作模式划分的电气部件的温度使冷却水循环。 在分温过程中，电气部件的温度被分为极限温度，最大允许温度和最低允许温度。 在极限温度下，由于热量，电气部件的损坏开始发生。 最高允许温度是电气部件允许的最高温度，在低于极限温度的范围内。 最低允许温度低于最高允许温度。
-
公开(公告)号：KR1020100042057A
公开(公告)日：2010-04-23
申请号：KR1020080101177
申请日：2008-10-15
CPC classification number: H02M1/32 , H03K17/0822 , H03K17/0828
Abstract: PURPOSE: A vehicle inverter circuit and a vehicle including the same are provided to increase rated power density and the efficiency of an inverter and a motor by using a system voltage which is higher than the internal voltage of a clamping unit. CONSTITUTION: A switching unit(100) includes a plurality of switching elements in order to switch a direct power to an alternating current. If overshoot is generated, a variable clamping unit(200) clamps the overshoot by turning the switching unit on. The variable clamping unit stops the switching unit by turning the switching unit off if the system voltage is higher than the internal voltage of the clamping unit.
Abstract translation: 目的：提供一种车辆用逆变器电路及包括该车辆用逆变器电路的车辆，以通过使用高于夹紧单元的内部电压的系统电压来提高逆变器和电动机的额定功率密度和效率。 构成：开关单元（100）包括多个开关元件，以便将直流功率切换到交流电。 如果产生过冲，可变夹紧单元（200）通过打开开关单元来夹紧过冲。 如果系统电压高于夹紧单元的内部电压，则可变夹紧单元通过关闭开关单元来停止开关单元。
-
公开(公告)号：KR101896719B1
公开(公告)日：2018-09-07
申请号：KR1020120148062
申请日：2012-12-18
Applicant: 현대자동차주식회사
Abstract: 본발명은부스트컨버터전원출력전압을보조배터리전원에연동하여속응화함으로써제어기의초기기동시간을단축하고부스트출력단소자의내구성을향상시킬수 있는환경차량용부스트컨버터전원출력전압속응화장치및 방법을제공하는데그 목적이있다. 이에본 발명은, 부스트컨버터전원의출력전압속응화를위한것으로, 부스트출력전압계측값 V_boost_ref 와 VCC 전압계측값 Vref 을입력받아그 비교결과에따라출력신호를결정하는비교기; 상기비교기의출력신호와 CPU의제어신호를입력으로하여출력신호를결정하는엔드게이트; 상기엔드게이트로부터입력되는신호에따라온/오프동작되어, 보조배터리전원을부스트출력단에연결또는차단하는전원투입스위치;를포함하여구성되는것을특징으로하는환경차량용부스트컨버터전원출력전압속응화장치를제공한다.
-
公开(公告)号：KR101713701B1
公开(公告)日：2017-03-09
申请号：KR1020110056496
申请日：2011-06-10
Applicant: 현대자동차주식회사
CPC classification number: Y02T10/7077
Abstract: 본발명은레졸버에서검출되는신호의크기와오프셋을조정하여정형화된산포를갖는모터위치신호검출을제공하는친환경차량의모터위치신호조정장치및 방법이개시된다. 본발명은레졸버에서출력되는모터회전자의위치신호에대하여신호의목표크기와오프셋을설정하는과정, 레졸버에서출력되는위치신호를측정하여설정된목표크기와오프셋을비교하는과정, 레졸버에서출력되는위치신호의크기가목표크기및 오프셋이일치하지않으면이득및 오프셋을조정하여목표크기및 오프셋으로정형화하는과정을포함한다.
Abstract translation: 目的：提供一种用于调节绿色汽车的电动机位置信号的装置及其方法，以通过排除由于电动机位置信号的错误检测而引起的故障来提高可维护性。 一种用于调节绿色汽车的电动机位置信号的装置，包括一个分解器（100），一个过滤器（110），整形器（120,130），一个RDC（分解数字转换器）（140），比较器（150,160） 和控制器（170）。 解算器输出电动机转子的位置信号（S1-S4）。 滤波器将位置信号过滤到设定范围内。 整形器调整关于滤波位置信号的尺寸增益和偏移。 RDC提供解析器的异常状态信息和位置信息给控制器。 比较器将滤波后的位置信号与通过电机旋转器的位置信号进行比较。 将比较结果提供给控制器。 根据从比较器应用的信息，控制器通过整形器调整和形成关于经滤波的位置信号的尺寸增益和偏移量。 （附图标记）（100）旋转变压器; （110）过滤器; （120）第一整形器; （130）第二整形器; （140）RDC; （170）控制器; （AA）位置信息
-
公开(公告)号：KR101470161B1
公开(公告)日：2014-12-08
申请号：KR1020130061398
申请日：2013-05-30
Applicant: 현대자동차주식회사
CPC classification number: G01R19/0084 , B60L3/003
Abstract: 본 발명은 하나의 센싱회로만으로 컨버터의 입력전압과 출력전압을 모두 센싱할 수 있도록 하여, 컨버터 제어기의 부품수 저감과 부피 축소가 가능하여 원가를 저감할 수 있도록 하며, DCM 진입 여부의 검출이 가능하여, DCM 시의 별도 제어 알고리즘 적용이 가능하도록 한다.
Abstract translation: 本发明使得单个感测电路能够感测转换器的输入电压和输出电压，使得减少转换器控制器的组件数量和体积以降低原始成本。 此外，可以检测是否输入了不连续模式（DCM），并且可以在DCM期间应用单独的控制算法。
-
-
-
-
-
-
-
-
-
Search Results
41
records
(took 0.024 seconds)
