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1) phase-shifted carrier 点击朗读

相位移载波

Taking two power cells cascaded per phase as an example,the topology of cascaded multilevel inverter and phase-shifted carrier SPWM modulation strategy are introduced.

以每相两功率单元串联为例,介绍了级联多电平逆变器的拓扑结构和相位移载波SPWM调制策略,阐述了该多单元级联逆变器在SPWM调制方法下的工作原理,从理论上分析了逆变器开关切换、输出电压、电流流向以及共模电压的情况,说明了相位移载波SPWM调制方法应用在级联多电平逆变器上的可行性、可靠性和控制的简易性,为实现调制方法的优化和拓扑结构的改进提供了理论基础。

更多例句>>

2) carrier phase offset 点击朗读

载波相位偏移

Estimating carrier phase offset and adjusting phase from demodulated signal(training sequence)makes it un- necessary to set phase-locked loop in receiver,thus decreasing the complexity of receiver in 16QA.

从已调信号(训练序列)中直接导出载波相位偏移量并进行相位校正,免去了在接收端设置锁相环,降低了16QAM通信系统接收端的复杂度。

3) Carrier envelope phase shifting 点击朗读

载波相位漂移

例句>>

4) carrier phase-shifting 点击朗读

载波移相

By MATLAB simulation,the influence of variations of M modulation rate on output phase and line voltages are analyzed based on carrier phase-shifting control,and the variations of total distortion rate of harmonic are also analyzed.

采用载波移相控制,通过Matlab仿真,分析调制比M变化时对输出相电压、线电压的影响以及谐波总畸变率的变化。

in this paper, based on the topology of cascaded multilevel converter and its modulation technique of carrier phase-shifting, Digital Signal Processor (DSP) and Complex Programmable Logic Divice (CPLD) consist of PWM pulse generator, the paper solves the problem of driving pulse interface between Digital Signal Processor (DSP) and switching devices.

本文基于级联型多电平变频器的拓扑结构和载波移相SPWM技术,由数字信号处理器(DSP)与复杂可编程逻辑器件(CPLD)组成的PWM脉冲发生器,解决了DSP与多电平变频器的开关器件间的驱动脉冲接口问题。

For multiple back-to-back four-quadrant converter,a modified SPWM technique is combined with carrier phase-shifting control,which reduces current harmonic and enhances power exchange ability.

针对多重化的背靠背四象限变流器,采用了载波移相控制与改进的SPWM调制相结合的方法,减小了电流谐波,提高了功率交换能力。

更多例句>>

5) carrier phase shifted(CPS) 点击朗读

载波相移

For two-bridge MSI,the authors propose a method called CPS-SPWM,which combines carrier phase shifted(CPS) with sinusoidal pulse width modulation(SPWM),to increase the equivalent switching frequency under low switching frequency and make the inverter bridges working more synchronically for better e.

针对两单元多重化逆变器,提出一种载波相移正弦调制方法,可以在低次开关频率下提高系统的等效开关频率,提高各逆变器组工作的一致性,实现更好的谐波相抵效果,具有更快的实时性。

更多例句>>

6) phase-shifting carrier 点击朗读

相移载波

The small-signal averaging model of cascade phase-shifting carrier SPWM inverter is also built and analyzed.

本文首先建立了单相单极性全桥SPWM逆变器的小信号平均模型，详细分析了模型中的参数变化对逆变器系统性能的影响，并给出了相应的物理解释以及Saber仿真结果，在此基础上，进一步建立了级联型相移载波SPWM逆变器的小信号平均模型，并进行了相关分析；其次，建立了单相单极性全桥SPWM逆变器以及级联型相移载波SPWM逆变器的数学模型，对二者分别进行了详细的谐波分析，提出了一种有效的SPWM逆变器滤波器的设计方法，将其应用于以上两种逆变器，取得了良好的效果；接着，详细介绍了级联型相移载波SPWM逆变器的工作原理，对它的一些特点进行了讨论；最后，分别制作了单相单极性全桥SPWM逆变器以及级联型相移载波SPWM逆变器的实验样机，给出了各自的实验波形与实验数据。

更多例句>>

补充资料：电力线载波保护复用载波机

电力线载波保护复用载波机
multi purpose PLC equipment for teleprotection system

d一onl一x一on zolbo boohu fuyong 20一boJ-电力线载波保护复用载波机(multi purposePLC equiPment for teleProteetion system)见电力线载波机。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

参考词条

载波相移SPWM 载波移相PWM 载波相移PWM 90°相移载波

载波包络相位频移载波相位偏移估计载波相位相位载波

说明：双击或选中下面任意单词，将显示该词的音标、读音、翻译等；选中中文或多个词，将显示翻译。
	您的位置：首页 -> 词典 -> 相位移载波 1) phase-shifted carrier 相位移载波 1. Taking two power cells cascaded per phase as an example,the topology of cascaded multilevel inverter and phase-shifted carrier SPWM modulation strategy are introduced. 以每相两功率单元串联为例,介绍了级联多电平逆变器的拓扑结构和相位移载波SPWM调制策略,阐述了该多单元级联逆变器在SPWM调制方法下的工作原理,从理论上分析了逆变器开关切换、输出电压、电流流向以及共模电压的情况,说明了相位移载波SPWM调制方法应用在级联多电平逆变器上的可行性、可靠性和控制的简易性,为实现调制方法的优化和拓扑结构的改进提供了理论基础。更多例句>> 2) carrier phase offset 载波相位偏移 1. Estimating carrier phase offset and adjusting phase from demodulated signal(training sequence)makes it un- necessary to set phase-locked loop in receiver,thus decreasing the complexity of receiver in 16QA. 从已调信号(训练序列)中直接导出载波相位偏移量并进行相位校正,免去了在接收端设置锁相环,降低了16QAM通信系统接收端的复杂度。 3) Carrier envelope phase shifting 载波相位漂移例句>> 4) carrier phase-shifting 载波移相 1. By MATLAB simulation,the influence of variations of M modulation rate on output phase and line voltages are analyzed based on carrier phase-shifting control,and the variations of total distortion rate of harmonic are also analyzed. 采用载波移相控制,通过Matlab仿真,分析调制比M变化时对输出相电压、线电压的影响以及谐波总畸变率的变化。 2. in this paper, based on the topology of cascaded multilevel converter and its modulation technique of carrier phase-shifting, Digital Signal Processor (DSP) and Complex Programmable Logic Divice (CPLD) consist of PWM pulse generator, the paper solves the problem of driving pulse interface between Digital Signal Processor (DSP) and switching devices. 本文基于级联型多电平变频器的拓扑结构和载波移相SPWM技术,由数字信号处理器(DSP)与复杂可编程逻辑器件(CPLD)组成的PWM脉冲发生器,解决了DSP与多电平变频器的开关器件间的驱动脉冲接口问题。 3. For multiple back-to-back four-quadrant converter,a modified SPWM technique is combined with carrier phase-shifting control,which reduces current harmonic and enhances power exchange ability. 针对多重化的背靠背四象限变流器,采用了载波移相控制与改进的SPWM调制相结合的方法,减小了电流谐波,提高了功率交换能力。更多例句>> 5) carrier phase shifted(CPS) 载波相移 1. For two-bridge MSI,the authors propose a method called CPS-SPWM,which combines carrier phase shifted(CPS) with sinusoidal pulse width modulation(SPWM),to increase the equivalent switching frequency under low switching frequency and make the inverter bridges working more synchronically for better e. 针对两单元多重化逆变器,提出一种载波相移正弦调制方法,可以在低次开关频率下提高系统的等效开关频率,提高各逆变器组工作的一致性,实现更好的谐波相抵效果,具有更快的实时性。更多例句>> 6) phase-shifting carrier 相移载波 1. The small-signal averaging model of cascade phase-shifting carrier SPWM inverter is also built and analyzed. 本文首先建立了单相单极性全桥SPWM逆变器的小信号平均模型，详细分析了模型中的参数变化对逆变器系统性能的影响，并给出了相应的物理解释以及Saber仿真结果，在此基础上，进一步建立了级联型相移载波SPWM逆变器的小信号平均模型，并进行了相关分析；其次，建立了单相单极性全桥SPWM逆变器以及级联型相移载波SPWM逆变器的数学模型，对二者分别进行了详细的谐波分析，提出了一种有效的SPWM逆变器滤波器的设计方法，将其应用于以上两种逆变器，取得了良好的效果；接着，详细介绍了级联型相移载波SPWM逆变器的工作原理，对它的一些特点进行了讨论；最后，分别制作了单相单极性全桥SPWM逆变器以及级联型相移载波SPWM逆变器的实验样机，给出了各自的实验波形与实验数据。更多例句>> 补充资料：电力线载波保护复用载波机电力线载波保护复用载波机 multi purpose PLC equipment for teleprotection system d一onl一x一on zolbo boohu fuyong 20一boJ-电力线载波保护复用载波机(multi purposePLC equiPment for teleProteetion system)见电力线载波机。说明：补充资料仅用于学习参考，请勿用于其它任何用途。参考词条载波相移SPWM 载波移相PWM 载波相移PWM 90°相移载波

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