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公开(公告)号：US20210178920A1
公开(公告)日：2021-06-17
申请号：US16996478
申请日：2020-08-18
发明人： Ki Jong Lee , Sang Cheol Shin , Young Seul Lim , Ji Woong Jang , Yoo Jong Lee , Jun Hwan Kim , Seong Min Lee
IPC分类号： B60L53/24 , H02J7/16 , H02J7/00 , H02K5/22 , H02P27/06 , H02K11/33 , B60K1/00 , B60K1/04 , B60L53/302 , B60L53/55
摘要： A power conversion apparatus for multi-voltage charging is provided. The power conversion apparatus includes a housing, a motor connecting terminal disposed at one side of the housing, a relay having a first end electrically connected to the motor connecting terminal, and a capacitor having a first terminal electrically connected to a second end of the relay, and second and third terminals respectively connected to positive and negative terminals of an external battery, wherein the motor connecting terminal, the relay, and the first, second and third terminals are disposed within the housing along an outer edge of the housing.
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公开(公告)号：US20180172522A1
公开(公告)日：2018-06-21
申请号：US15644354
申请日：2017-07-07
发明人： Je Hwan Lee , Han Geun Jang , Seong Min Lee , Sang Cheol Shin , Heon Young Kwak
CPC分类号： G01K7/01 , G01K2217/00 , G01R31/2619 , G01R31/2642 , G01R31/42 , H03K17/0828 , H03K2017/0806 , H03K2217/0027
摘要： A system and method for measuring a junction temperature of a power module junction temperature are provided. The method is capable of improving accuracy of temperature measurement by more accurately applying temperature change in a junction temperature rising section, capable of more accurately predicting durability life of a power module, and capable of increasing output power of the power module.
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公开(公告)号：US20160161530A1
公开(公告)日：2016-06-09
申请号：US14663848
申请日：2015-03-20
发明人： Seong Min Lee , Jin Myeong Yang , Youn Sik Lee , Je Hwan Lee , Sang Cheol Shin , Han Geun Jang
IPC分类号： G01R15/18
CPC分类号： G01R15/183
摘要： A current sensing circuit includes: a current sensing transformer including a primary coil connected to an input terminal of a converter and a secondary coil; a first current path connected to the secondary coil, including a first resistor, and configured to allow a forward current induced in the secondary coil to flow therethrough; and a second current path connected to the secondary coil, including a second resistor, and configured to allow a reverse current induced in the secondary coil to flow therethrough, wherein the first current path further includes at least one voltage drop element disposed between the secondary coil and the first resistor.
摘要翻译： 电流检测电路包括：电流检测变压器，包括连接到转换器的输入端的初级线圈和次级线圈; 连接到次级线圈的第一电流路径，包括第一电阻器，并且被配置为允许在次级线圈中感应的正向电流流过; 以及连接到所述次级线圈的第二电流路径，包括第二电阻器，并且被配置为允许次级线圈中感应的反向电流流过其中，其中所述第一电流路径还包括设置在所述次级线圈之间的至少一个电压降元件 和第一个电阻。
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公开(公告)号：US11345249B2
公开(公告)日：2022-05-31
申请号：US16996478
申请日：2020-08-18
发明人： Ki Jong Lee , Sang Cheol Shin , Young Seul Lim , Ji Woong Jang , Yoo Jong Lee , Jun Hwan Kim , Seong Min Lee
IPC分类号： B60L53/24 , H02J7/16 , H02J7/00 , H02K5/22 , H02P27/06 , B60K1/00 , B60K1/04 , B60L53/302 , B60L53/55 , H02K11/33 , H05K7/20
摘要： A power conversion apparatus for multi-voltage charging is provided. The power conversion apparatus includes a housing, a motor connecting terminal disposed at one side of the housing, a relay having a first end electrically connected to the motor connecting terminal, and a capacitor having a first terminal electrically connected to a second end of the relay, and second and third terminals respectively connected to positive and negative terminals of an external battery, wherein the motor connecting terminal, the relay, and the first, second and third terminals are disposed within the housing along an outer edge of the housing.
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公开(公告)号：US10697836B2
公开(公告)日：2020-06-30
申请号：US15644354
申请日：2017-07-07
发明人： Je Hwan Lee , Han Geun Jang , Seong Min Lee , Sang Cheol Shin , Heon Young Kwak
IPC分类号： G01K7/01 , H03K17/082 , G01R31/42 , G01R31/26 , H03K17/08
摘要： A system and method for measuring a junction temperature of a power module junction temperature are provided. The method is capable of improving accuracy of temperature measurement by more accurately applying temperature change in a junction temperature rising section, capable of more accurately predicting durability life of a power module, and capable of increasing output power of the power module.
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公开(公告)号：US10923937B2
公开(公告)日：2021-02-16
申请号：US16593133
申请日：2019-10-04
发明人： Seong Min Lee , Je Hwan Lee , Ki Jong Lee , Sang Cheol Shin
摘要： A charging system for an eco-friendly vehicle is provided. The system includes a power supply unit that provides power for charging an automotive battery and a charging unit including a motor and an inverter connected with the motor, and that charges the battery by being supplied with power from the power supply unit. One or more relays connect the power supply unit and the battery to each other and a controller moves a rotor of the motor to a predetermined reference position before charging the battery.
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公开(公告)号：US20200335981A1
公开(公告)日：2020-10-22
申请号：US16593133
申请日：2019-10-04
发明人： Seong Min Lee , Je Hwan Lee , Ki Jong Lee , Sang Cheol Shin
摘要： A charging system for an eco-friendly vehicle is provided. The system includes a power supply unit that provides power for charging an automotive battery and a charging unit including a motor and an inverter connected with the motor, and that charges the battery by being supplied with power from the power supply unit. One or more relays connect the power supply unit and the battery to each other and a controller moves a rotor of the motor to a predetermined reference position before charging the battery.
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公开(公告)号：US09632118B2
公开(公告)日：2017-04-25
申请号：US14632246
申请日：2015-02-26
发明人： Jin Myeong Yang , Youn Sik Lee , Je Hwan Lee , Seong Min Lee , Sang Cheol Shin , Han Geun Jang
CPC分类号： G01R19/32 , G01R19/0092
摘要： A current sensing apparatus includes: a temperature sensor configured to sense a temperature of a power converter; a current sensing unit configured to sense an input current of the power converter; and a central processing unit (CPU) configured to control an operation of the power converter in response to the sensed temperature of the power converter and the sensed input current of the power converter. The CPU includes a compensation unit configured to store, upon receiving an indication of the sensed temperature of the power converter from the temperature sensor, an operation voltage of at least one diode included in the current sensing unit in a map, and to compensate for an error of a sensing current based on the stored operation voltage when the current sensing unit senses the input current.
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公开(公告)号：US20160116511A1
公开(公告)日：2016-04-28
申请号：US14632246
申请日：2015-02-26
发明人： Jin Myeong Yang , Youn Sik Lee , Je Hwan Lee , Seong Min Lee , Sang Cheol Shin , Han Geun Jang
CPC分类号： G01R19/32 , G01R19/0092
摘要： A current sensing apparatus includes: a temperature sensor configured to sense a temperature of a power converter; a current sensing unit configured to sense an input current of the power converter; and a central processing unit (CPU) configured to control an operation of the power converter in response to the sensed temperature of the power converter and the sensed input current of the power converter. The CPU includes a compensation unit configured to store, upon receiving an indication of the sensed temperature of the power converter from the temperature sensor, an operation voltage of at least one diode included in the current sensing unit in a map, and to compensate for an error of a sensing current based on the stored operation voltage when the current sensing unit senses the input current.
摘要翻译： 电流感测装置包括：温度传感器，被配置为感测功率转换器的温度; 电流感测单元，被配置为感测所述功率转换器的输入电流; 以及中央处理单元（CPU），被配置为响应于感测到的功率转换器的温度和所感测的功率转换器的输入电流来控制功率转换器的操作。 CPU包括补偿单元，其被配置为在从温度传感器接收到所检测到的功率转换器的温度的指示时，在地图中存储包括在电流感测单元中的至少一个二极管的操作电压，并且补偿 当电流感测单元感测输入电流时，基于存储的操作电压的感测电流的误差。
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