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1. 发明授权

US09762119B2 Switch driving circuit, and power factor correction circuit having the same 有权
公开(公告)号：US09762119B2
公开(公告)日：2017-09-12
申请号：US14965346
申请日：2015-12-10
申请人： SAMSUNG ELECTRONICS CO., LTD. , SNU R&DB FOUNDATION
发明人： Jin Han Kim , Han Sol Seo , Bo-Hyung Cho , Sang-Woo Kang , Paul Jang
IPC分类号： H03K17/687 , H02M1/42 , H03K17/16 , H03K17/30
CPC分类号： H02M1/4208 , H02M1/4225 , H03K17/162 , H03K17/302 , Y02B70/126
摘要： The present disclosure relates generally to a switch driving circuit and power factor correction circuit having the same, and more particularly, to a technology to provide a negative offset using Zener diodes to prevent malfunctions in driving a switch. The switch driving circuit to operate a switch implemented with a Field Effect Transistor (FET) includes a first Zener diode connected to a control input end of the switch; a capacitor connected in parallel with the first Zener diode; and second and third Zener diodes for providing a negative offset to fix a voltage applied between the gate and source of the switch to a negative value.

2. 发明授权

US09819294B2 Inverter control apparatus and control method thereof 有权
公开(公告)号：US09819294B2
公开(公告)日：2017-11-14
申请号：US14842914
申请日：2015-09-02
申请人： SAMSUNG ELECTRONICS CO., LTD. , SNU R&DB FOUNDATION
发明人： Young Jae Park , Han Sol Seo , Bodrov Alexey , Seung Ki Sul , Hyun-Sam Jung , Seung-Jun Chee
IPC分类号： H02P21/00 , H02P1/04 , H02P23/00 , H02P27/06 , H02P21/22 , H02P21/18 , H02P21/20 , H02P23/26 , H02P6/18 , H02M1/42
CPC分类号： H02P23/26 , H02M1/4208 , H02P6/183 , H02P21/18 , H02P21/20 , H02P21/22 , H02P27/06 , H02P2207/05 , Y02B70/126
摘要： An inverter control apparatus and a control method thereof are provided. The inverter control apparatus and a control method thereof stably operate a three-phase motor using a capacitor having a small capacitance for a DC link. The inverter control apparatus includes a current sensor to sense an output current of the inverter, a voltage sensor to sense a DC-link voltage of the inverter, and a controller to generate an average of a periodically varying rotor based q-axis current boundary value based on the output current and the DC-link voltage to generate a current reference on the basis of the average of the rotor based q-axis current boundary value, and to drive a three-phase motor based on the current reference. Stabilized variable speed control of a motor by using a small-capacitance capacitor for a DC link of an inverter is performed and reliability of an inverter circuit improved.

3. 发明申请

US20150381095A1 INVERTER CONTROL APPARATUS AND CONTROL METHOD THEREOF 审中-公开
标题翻译：逆变器控制装置及其控制方法
公开(公告)号：US20150381095A1
公开(公告)日：2015-12-31
申请号：US14842914
申请日：2015-09-02
申请人： SAMSUNG ELECTRONICS CO., LTD. , SNU R&DB FOUNDATION
发明人： Young Jae PARK , Han Sol Seo , Bodrov Alexey , Seung Ki Sul , Hyun-Sam Jung , Seung-Jun Chee
IPC分类号： H02P23/00 , H02P21/14 , H02P21/00
CPC分类号： H02P23/26 , H02M1/4208 , H02P6/183 , H02P21/18 , H02P21/20 , H02P21/22 , H02P27/06 , H02P2207/05 , Y02B70/126
摘要： An inverter control apparatus and a control method thereof are provided. The inverter control apparatus and a control method thereof stably operate a three-phase motor using a capacitor having a small capacitance for a DC link. The inverter control apparatus includes a current sensor to sense an output current of the inverter, a voltage sensor to sense a DC-link voltage of the inverter, and a controller to generate an average of a periodically varying rotor based q-axis current boundary value based on the output current and the DC-link voltage to generate a current reference on the basis of the average of the rotor based q-axis current boundary value, and to drive a three-phase motor based on the current reference. Stabilized variable speed control of a motor by using a small-capacitance capacitor for a DC link of an inverter is performed and reliability of an inverter circuit improved.
摘要翻译：提供了一种逆变器控制装置及其控制方法。逆变器控制装置及其控制方法使用具有小直流电连接的电容的电容器稳定地操作三相电动机。逆变器控制装置包括用于感测逆变器的输出电流的电流传感器，用于感测逆变器的直流母线电压的电压传感器，以及用于产生周期性变化的基于转子的q轴电流边界值的平均值的控制器基于输出电流和DC链路电压，基于基于转子的q轴电流边界值的平均值生成电流基准，并且基于电流基准来驱动三相电动机。通过使用用于逆变器的DC链路的小电容电容器来实现电动机的稳定变速控制，并且改善了逆变器电路的可靠性。

4. 发明授权

US09136790B2 Inverter control apparatus and control method thereof 有权
标题翻译：变频器控制装置及其控制方法
公开(公告)号：US09136790B2
公开(公告)日：2015-09-15
申请号：US13684316
申请日：2012-11-23
申请人： SAMSUNG ELECTRONICS CO., LTD , SNU R&DB FOUNDATION
发明人： Young Jae Park , Han Sol Seo , Bodrov Alexey , Seung Ki Sul , Hyun-Sam Jung , Seung-Jun Chee
IPC分类号： H02P1/00 , H02P27/00 , H02P27/06 , H02P21/14 , H02M1/42
CPC分类号： H02P23/26 , H02M1/4208 , H02P6/183 , H02P21/18 , H02P21/20 , H02P21/22 , H02P27/06 , H02P2207/05 , Y02B70/126
摘要： An inverter control apparatus and a control method thereof are provided. The inverter control apparatus and a control method thereof stably operate a three-phase motor using a capacitor having a small capacitance for a DC link. The inverter control apparatus includes a current sensor to sense an output current of the inverter, a voltage sensor to sense a DC-link voltage of the inverter, and a controller to generate an average of a periodically varying rotor based q-axis current boundary value based on the output current and the DC-link voltage to generate a current reference on the basis of the average of the rotor based q-axis current boundary value, and to drive a three-phase motor based on the current reference. Stabilized variable speed control of a motor by using a small-capacitance capacitor for a DC link of an inverter is performed and reliability of an inverter circuit improved.
摘要翻译：提供了一种逆变器控制装置及其控制方法。逆变器控制装置及其控制方法使用具有小直流电连接的电容的电容器稳定地操作三相电动机。逆变器控制装置包括用于感测逆变器的输出电流的电流传感器，用于感测逆变器的直流母线电压的电压传感器，以及用于产生周期性变化的基于转子的q轴电流边界值的平均值的控制器基于输出电流和DC链路电压，基于基于转子的q轴电流边界值的平均值生成电流基准，并且基于电流基准来驱动三相电动机。通过使用用于逆变器的DC链路的小电容电容器来实现电动机的稳定变速控制，并且改善了逆变器电路的可靠性。

5. 发明申请

US20160268951A1 MOTOR DRIVING APPARATUS 审中-公开
标题翻译：电机驱动装置
公开(公告)号：US20160268951A1
公开(公告)日：2016-09-15
申请号：US15069958
申请日：2016-03-14
申请人： Samsung Electronics Co., Ltd.
发明人： Je Hyung Cho , Sun Jin Kim , Han Sol Seo
IPC分类号： H02P27/06
CPC分类号： H02M1/14 , H02M7/483 , H02P27/14
摘要： A motor driving apparatus includes an AC-DC conversion unit configured to rectify an AC power supplied from an external AC power source, a DC link unit configured to stabilize a voltage rectified by the AC-DC conversion unit, and a DC-AC conversion unit configured to supply the AC power to a motor using the DC voltage from the DC link unit. The DC link unit may include one pair of film capacitors configured to remove a ripple of the rectified voltage, and the DC-AC conversion unit may include a 3-level inverter receiving the DC voltage from the one pair of film capacitors to supply the AC power to the motor.
摘要翻译：一种电动机驱动装置，包括AC-DC转换单元，被配置为对从外部交流电源供给的AC电力进行整流; DC链路单元，被配置为使由AC-DC转换单元整流的电压稳定;以及DC-AC转换单元被配置为使用来自DC链路单元的DC电压将电力提供给电动机。 DC链路单元可以包括一对薄膜电容器，其被配置为去除整流电压的纹波，并且DC-AC转换单元可以包括从一对薄膜电容器接收DC电压以提供AC的3电平逆变器电动机的电源。

6. 发明授权

US09941785B2 Power factor correction circuit and electronic product including the same 有权
公开(公告)号：US09941785B2
公开(公告)日：2018-04-10
申请号：US14981314
申请日：2015-12-28
申请人： Samsung Electronics Co., Ltd. , Seoul National University R&DB Foundation
发明人： Jin-Han Kim , Han Sol Seo , Bo Hyung Cho , Paul Jang , Sang Woo Kang
IPC分类号： H02M1/42 , H02M1/44 , H02M7/217 , H02M1/12
CPC分类号： H02M1/4225 , H02M1/44 , H02M2001/123 , Y02B70/126
摘要： A power factor correction circuit and an electronic product including the same are disclosed. This technology configures a bridgeless circuit with no rectifier diode by using an additional switch, eliminating conduction loss due to the diode and reducing common mode EMI noise of the power factor correction circuit. A power factor correction circuit includes at least one inductor directly connected to an AC input stage, an output capacitor to smooth the output voltage, first switching elements to control current to store magnetic energy in the inductor, and a second switching element to maintain a substantially constant voltage between a ground voltage of an AC input stage and a ground voltage of an output stage.

7. 发明授权

US09853583B2 Motor driving apparatus and controlling method thereof 有权
公开(公告)号：US09853583B2
公开(公告)日：2017-12-26
申请号：US14983826
申请日：2015-12-30
申请人： Samsung Electronics Co., Ltd. , Seoul National University R&DB Foundation
发明人： Jong-Hyun Shin , Jin Woong Kim , Han Sol Seo , Jung-Ik Ha
IPC分类号： H02P21/00 , H02P21/14 , H02P21/16
CPC分类号： H02P21/16 , H02P21/14 , H02P21/145
摘要： Disclosed herein are a motor driving apparatus and a controlling method thereof. The motor driving apparatus includes a motor having a rotor including a permanent magnet, and a stator, an inverter to supply a driving power to the motor, and a control unit to estimate a parameter using a startup estimation when a rotation speed of the rotor is less than a preset startup speed, to estimate the parameter using a driving estimation with compensating for a dead time when the rotation speed of the rotor is equal to or greater than the preset startup speed and a torque of the rotor is equal to or less than a preset driving torque, and to estimate the parameter using the driving estimation without the dead time compensation when the rotation speed of the rotor is equal to or greater than the preset startup speed and the torque of the rotor exceeds the preset driving torque.

8. 发明申请

US20160190964A1 Motor Driving Apparatus and Controlling Method Thereof 有权
标题翻译：电机驱动装置及其控制方法
公开(公告)号：US20160190964A1
公开(公告)日：2016-06-30
申请号：US14983826
申请日：2015-12-30
申请人： Samsung Electronics Co., Ltd. , Seoul National University R&DB Foundation
发明人： Jong-Hyun Shin , Jin Woong Kim , Han Sol Seo , Jung-Ik Ha
IPC分类号： H02P21/14
CPC分类号： H02P21/16 , H02P21/14 , H02P21/145
摘要： Disclosed herein are a motor driving apparatus and a controlling method thereof. The motor driving apparatus includes a motor having a rotor including a permanent magnet, and a stator, an inverter to supply a driving power to the motor, and a control unit to estimate a parameter using a startup estimation when a rotation speed of the rotor is less than a preset startup speed, to estimate the parameter using a driving estimation with compensating for a dead time when the rotation speed of the rotor is equal to or greater than the preset startup speed and a torque of the rotor is equal to or less than a preset driving torque, and to estimate the parameter using the driving estimation without the dead time compensation when the rotation speed of the rotor is equal to or greater than the preset startup speed and the torque of the rotor exceeds the preset driving torque.
摘要翻译：这里公开了一种电动机驱动装置及其控制方法。电动机驱动装置包括具有永磁体的转子的电动机和定子，向电动机供给驱动电力的逆变器以及控制单元，当转子的转速为小于预设启动速度时，使用驱动估计来估计参数，当转子的转速等于或大于预设起动速度时，补偿死区时间，并且转子的转矩等于或小于预设驱动转矩，并且当转子的转速等于或大于预设启动速度并且转子的转矩超过预设的驱动转矩时，使用没有死区时间补偿的驾驶估计来估计参数。

9. 发明授权

US10084368B2 Motor driving apparatus 有权
公开(公告)号：US10084368B2
公开(公告)日：2018-09-25
申请号：US15069958
申请日：2016-03-14
申请人： Samsung Electronics Co., Ltd.
发明人： Je Hyung Cho , Sun Jin Kim , Han Sol Seo
IPC分类号： H02P25/00 , H02M1/14 , H02P27/14 , H02M7/483
CPC分类号： H02M1/14 , H02M5/458 , H02M7/483 , H02P27/14
摘要： A motor driving apparatus includes an AC-DC conversion unit configured to rectify an AC power supplied from an external AC power source, a DC link unit configured to stabilize a voltage rectified by the AC-DC conversion unit, and a DC-AC conversion unit configured to supply the AC power to a motor using the DC voltage from the DC link unit. The DC link unit may include one pair of film capacitors configured to remove a ripple of the rectified voltage, and the DC-AC conversion unit may include a 3-level inverter receiving the DC voltage from the one pair of film capacitors to supply the AC power to the motor.

10. 发明授权

US09954475B2 Motor driving apparatus 有权
公开(公告)号：US09954475B2
公开(公告)日：2018-04-24
申请号：US15069955
申请日：2016-03-14
申请人： Samsung Electronics Co., Ltd. , Seoul National University R&DB Foundation
发明人： Je Hyung Cho , Seung-Ki Sul , Se Hwa Choe , Han Sol Seo
IPC分类号： H02P25/00 , H02P27/06 , H02P27/14 , H02M7/487
CPC分类号： H02P27/06 , H02M7/487 , H02P27/14
摘要： A motor driving apparatus includes a rectifying circuit to rectify an AC power supplied from an external AC power source, one pair of film capacitors to output a DC voltage and a neutral point voltage by removing a ripple of a voltage rectified by the AC-DC conversion unit, a 3-level inverter to supply a driving current to a motor using the DC voltage applied from the DC link unit, and a control module to control the 3-level inverter. The control module includes a motor speed control module to control the rotation of the motor, a DC voltage control module to stabilize the DC voltage, a neutral point voltage control module to stabilize the neutral point voltage, and a stabilizing voltage limiting module to control the DC voltage control module and the neutral point voltage control module according to an output of the motor speed control module.

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