According to the high frequency noise of inverter output frequency display signal, the noise absorbing circuit is designed, the measures of reducing noise are presented.
针对变频器输出频率显示信号中的高频噪声，设计了相应的噪声消除电路，给出了进一步提高系统抗干扰能力的措施。
The paper finds out a formula to estimate the inductance value of current following inverter on the basis of tracking instruction current signal by hysteretic comparison.
从采用滞环比较方式跟踪指令电流信号出发，推导出电流跟踪型逆变器中输出电感值的估算公式。
After switching on, the DR (Drive Ready) -signal on SVT must be active, it indicates the readiness of the inverter.
接通后，在SVT上的DR(驱动准备)-信号必须是被激活的，它表示驱动器准备变绪。
The difference of output voltage of inverter and 220v is set as control signal, controller change the PWM signal to regulate buck-boost converter and three-phase rectifier.
以逆变器输出的电压和220v的差值作为控制信号。设计控制器根据控制信号改变直流变换器和三相可控整流的PWM控制信号。
Details on the design of inverter circuit structure, the realization of driving circuit, the method for the generation of SPWM signal and the specific control of MCU was introduced.
详细介绍了逆变电路结构、驱动电路的具体设计、SPWM信号产生方法及单片机如何实现控制等。
The signal power supply that this thesis proposed is a frequency variable power source used in test field. This thesis concentrates on analysis and designing the nuclear part: Inverter.
本文的信号电源就是变频电源在测试领域的应用，本文就信号电源的核心逆变器部分做了详细的分析和设计。
Based on the power supply for railway signal system, this dissertation investigates an inverter controlled by the strategy of unipolar modulation.
本文以铁道信号电源为背景，研究了一种单极性调制的逆变电源。
In the thesis, I choose P89V51RD2 microprocessor to be in charge of the intelligent control algorithms, data acquisition, inverter control signal output, switching input and output.
本文采用P 89 V 51rd2单片机作为系统的微处理器，负责进行智能控制算法运算，数据采集，变频器控制信号输出，开关量输入输出等。
The control scheme gets the switch control signal of inverter with the space voltage vector modulation technology.
系统采用空间电压矢量脉宽调制技术得到逆变器的开关控制信号。
The USM driving control system based on digital signal processor was designed. The digital wave synthesizer was used as the signal generator, and the full-bridge inverter was used in power amplifier.
设计了基于数字信号处理器的超声电机驱动控制系统，以数字波合成器作为超声信号发生器，以全桥逆变器为功放。
This paper introduces an approach of designing the adjustable dead time of the complement SPWM signal source using general devices to assure the safe operation of the inverter.
文中介绍了采用普通元器件，为互补SPWM信号设定可调的死区时间，确保逆变器安全工作。
The out-put waveform of a three-phase PWM inverter for the trapezoidal modulation signal is investigated both theoretically and experimentally.
对梯形调制信号的三相pwm逆变器输出波形从理论和实验两个方面作了研究。
On processing the inverter voltage signal, the model of inverter voltage signal is got.
通过对逆变器输出电压信号的变换，得到逆变器输出电压信号的数字模型。
When the select signal is a logic high (1), multiplexer 510 transmits the output signal of inverter 504 to the output of generator 404 as output signal VOUT.
当选择信号为逻辑高电平（1）时，乘法器510传输反相器504的输出信号给发生器404的输出作为输出信号VOUT。
The inverter is used for receiving an input signal and accordingly generates an inverse input signal.
反相器用以接收输入信号并由此产生反相输 入信号。
An inverter responses the output of a level greater than or smaller than a threshold value of the low pass filter, and outputs a signal in a high level or a low level.
反相器响应低通滤波器的大于或者小于阈值电平的输出，输出处于高或低电平的信号。
This digital amplifier consists of a digital inverter that can amplify the sine voltage signal power using a digital signal processor (DSP).
采用数字化逆变器来实现电力系统正弦电压信号功率的放大，利用DSP的高速处理能力，实现了逆变系统的高性能和高精度。
The present invention relates to a display apparatus to synchronize a synchronous signal and an inverter driving signal in response to a display mode, and a control method thereof.
本发明涉及一种响应于显示模式使同步信号和逆变器驱动信号同步的显示设备及其控制方法。
Signal processing of motor was conducted by Wavelet Transform. The current harmonics characteristics and noise changes with switching frequency of the motor fed by Inverter were listed.
利用小波变换对电机的信号进行了处理，得出了变频供电下电机电流的谐波特性以及变频器供电电机的噪声随变频器开关频率的变化特性。
Signal processing of motor was conducted by Wavelet Transform. The current harmonics characteristics and noise changes with switching frequency of the motor fed by Inverter were listed.
利用小波变换对电机的信号进行了处理，得出了变频供电下电机电流的谐波特性以及变频器供电电机的噪声随变频器开关频率的变化特性。
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