-
公开(公告)号：US20130249315A1
公开(公告)日：2013-09-26
申请号：US13786742
申请日：2013-03-06
发明人： Ronghui Zhou , Fei Xu , Pengju Kang , Tong Zhao , Fei Li , Yong Li , Xiangming Shen
IPC分类号： H01H89/00
CPC分类号： H01H89/00 , H01L25/072 , H01L2924/0002 , H02M2001/325 , H03K17/102 , H03K17/122 , Y10T307/747 , H01L2924/00
摘要： A switching component comprising a number of switch sets in parallel is disclosed herein. Each switch set comprises a number of power switches and a backup power switch in series. The backup power switch has a default position of closed. Rated powers of the power switches and the backup power switch are less than a rated power of the switching component, and the switching component is modular. A switch system comprising the switching component is also described herein.
摘要翻译： 本文公开了包括并联的多个开关组的开关组件。 每个开关组包括多个电源开关和一个串联的备用电源开关。 备用电源开关的默认位置为关闭。 电源开关和备用电源开关的额定功率小于开关元件的额定功率，开关元件是模块化的。 本文还描述了包括切换组件的交换机系统。
-
公开(公告)号：US08963460B2
公开(公告)日：2015-02-24
申请号：US13673240
申请日：2012-11-09
发明人： Yong Li , Pengju Kang , Ronghui Zhou , Xiangming Shen , Xiao Chen , Zili Cai , Tong Zhao
CPC分类号： H02P6/145 , B60L15/025 , B60L2240/423 , B60L2240/427 , H02P6/153 , H02P21/0003 , Y02T10/643
摘要： A method for controlling a motor is provided. The method comprises obtaining electrical signals of the motor with a signal unit, the electrical signals comprising a motor torque and an angular velocity, calculating a voltage phase angle of a voltage vector with a calculating component, wherein a command torque, the motor torque, the angular velocity and a voltage amplitude of the voltage vector are inputs of the calculating component, and wherein the voltage phase angle is a variable and the voltage amplitude is a constant. The method further comprises modulating the voltage phase angle and the voltage amplitude to a switching signal for controlling an inverter; converting a direct current voltage to the voltage vector according to the switching signal, and applying the voltage vector to the motor.
摘要翻译： 提供一种用于控制电动机的方法。 该方法包括用信号单元获取电动机的电信号，电信号包括电动机转矩和角速度，用计算组件计算电压矢量的电压相位角，其中指令转矩，电动机转矩， 角速度和电压矢量的电压振幅是计算部件的输入，并且其中电压相位角是可变的，并且电压幅度是常数。 该方法还包括将电压相位角和电压振幅调制成用于控制逆变器的开关信号; 根据切换信号将直流电压转换为电压矢量，并向电动机施加电压矢量。
-
公开(公告)号：US20130119904A1
公开(公告)日：2013-05-16
申请号：US13673240
申请日：2012-11-09
发明人： Yong Li , Pengju Kang , Ronghui Zhou , Xiangming Shen , Xiao Chen , Zili Cai , Tong Zhao
IPC分类号： H02P6/14
CPC分类号： H02P6/145 , B60L15/025 , B60L2240/423 , B60L2240/427 , H02P6/153 , H02P21/0003 , Y02T10/643
摘要： A method for controlling a motor is provided. The method comprises obtaining electrical signals of the motor with a signal unit, the electrical signals comprising a motor torque and an angular velocity, calculating a voltage phase angle of a voltage vector with a calculating component, wherein a command torque, the motor torque, the angular velocity and a voltage amplitude of the voltage vector are inputs of the calculating component, and wherein the voltage phase angle is a variable and the voltage amplitude is a constant. The method further comprises modulating the voltage phase angle and the voltage amplitude to a switching signal for controlling an inverter; converting a direct current voltage to the voltage vector according to the switching signal, and applying the voltage vector to the motor.
摘要翻译： 提供一种用于控制电动机的方法。 该方法包括用信号单元获取电动机的电信号，电信号包括电动机转矩和角速度，用计算组件计算电压矢量的电压相位角，其中指令转矩，电动机转矩， 角速度和电压矢量的电压振幅是计算部件的输入，并且其中电压相位角是可变的，并且电压幅度是常数。 该方法还包括将电压相位角和电压振幅调制成用于控制逆变器的开关信号; 根据切换信号将直流电压转换为电压矢量，并向电动机施加电压矢量。
-
-
搜索结果
3 条记录 (耗时 0.019 秒)
