信号变换器可以在不使用发电机的情况下对RPM转盘和SPM泵进行测量。
The AOI Signal Converter measures rotary table RPM and pump SPM without the use of a generator.
来自所述隔行素材源50的隔行输出被提供到隔行到逐行扫描变换器70,以便生成逐行扫描信号。
The interlaced output from the source of interlaced material 50 is supplied to an interlace to progress scan converter 70 to generate a progressive scan signal.
利用电压空间矢量脉宽调制(SVPWM)信号变换控制功率变换器各开关器件的导通占空比,实现异步电动机的速度调节。
Using space vector pulse-width modulation (SVPWM) signal transformation method, speed regulation of induction motor is implemented by controlling the duty ratio of every converter switch.
提出了一种研究DC - DC电压变换器受控制信号控制的新方法。
A new method for investigating DC-DC converters under the control signal was suggested.
其特征是不要外接偏置电压源,而由一个特殊隔离变换器将输入逻辑信号变换为能快速开通或关断IGBT模块的驱动电力。
Its feature is that the input logical signal is converted to drive power by a special isolated converter, which makes a IGBT module turn on or off quickly, without any other biased voltage sources.
由于变换器工作在平均电流控制的APFC系统中,本文建立了BUCBB变换器的大信号动态模型,并将BUCBB变换器中的开关元件用受控源代替。
On account of the average current control chosen in the APFC system, a large signal dynamic BUCBB model is built and all the switching elements replaced by dependent sources.
本文对于变换器功率电路部分进行了小信号建模和分析,给出了小信号特性传递函数。
In this thesis the small signal model of the power stage of the converter was established and analyzed, the relative transfer functions were presented.
使用单端反激变换器电路,用PWM信号控制开关管MOSFET。
Single flyback converter circuit, as well as the PWM signal, is used to control the MOSFET.
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。
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.
它允许使用非常低的直流电阻(DCR)功率电感(0.3米?)通过增强电流检测信号的SNR最大化变换器效率和增加功率密度。
It enables the use of very low DC resistance (DCR) power inductors (0.3m?) by enhancing the SNR of the current sense signal to maximise converter efficiency and increase power density.
小信号分析法是研究功率变换器的有效方法。
Small signal analysis is an efficient tool for the study of power converter.
采用高速数字信号处理器TMS320F 2812设计实现了双pwm变换器励磁的交流励磁发电机励磁系统实验平台。
An ACEG experiment platform based on dual PWM converter is established by using high-speed digital signal processor TMS320F2812 and the system performance is assessed through the experiment.
讨论了复杂信号系统中处理噪声信号的方法,提出了一种基于自适应非线性变换器的抑噪系统的设计方法,该系统考虑了干扰作用的统计特性。
Simulation results show effected by complex-labile interfere the noise suppression system with the adaptive nonlinear changer may guaranteed noise suppression performance of complex signal system.
开关变换器的负载效应对变换器升压比、输出效率、输入相位差、小信号稳定度、输入与输出阻抗之比等有着非常重要的影响。
Switching boost converter's load effect has great effect on input phase, stability of small signal, ratio of input and output impedance, and the ratio of Boost converter's output efficiency.
根据单元级联多电平变换器拓扑结构及其脉宽调制技术的特点,以数字信号处理器和复杂可编程逻辑器件为核心,设计了多电平变换器的控制器。
On the basis of topology of cascaded multilevel convertor and its PWM technique, designed the controller of multilevel convertor at the core of DSP and CPLD.
这种调制方法使用基于人工智能优化算法产生脉冲信号的调制方法,对大功率三相PWM变换器进行谐波优化。
This modulation control method applies modern heuristic optimization technique to generate PWM signals which can achieve harmonic optimization of three phase high power PWM converters.
由DSP发出移相控制信号并经芯片IR 2110驱动放大,在移相驱动信号的控制下可以实现全桥变换器主功率开关的ZVS。
The DSP sends out the phase shifting control signal and then that amplified by IR2110 chip. It can realize ZVS of the full bridge converter main power switch by the phase shifting drive control.
相比于传统的数模变换器,本发明结构简单,转换速度快,在转换信号位数较多时此种优势更加明显。
Compared with traditional digit-analog converter, the invention has simple structure, quick conversion speed. The merit is superior especially for relatively more conversion signal digit.
所述隔行信号被传递到所述隔行到逐行扫描变换器30,以便从该隔行信号生成逐行扫描信号。
This is passed to the interlace to progressive scan converter 30 to generate a progressive scan signal from the interlaced signal.
对于大功率电力电子变换器控制而言,其最为核心的问题是如何产生电力电子开关器件脉冲信号。
The modulation technique for high power PWM converters is a key issue for high power PWM converter control.
图3示意性地示出了隔行到逐行扫描变换器,其接收基于场的输入信号并且生成基于逐行扫描帧的输出信号。
FIG. 3 schematically illustrates an interlaced to progressive scan converter which receives a field-based input signal and generates a progressive scan frame-based output signal.
所述解调变换器和低频振动分离器输出的信号送入一个采样和分析诊断的计算机ad接口。
Signals output by the demodulating converter and the low frequency vibration separator are sent to an interface of a sampling and analyzing diagnostic computer AD.
所述解调变换器和低频振动分离器输出的信号送入一个采样和分析诊断的计算机ad接口。
Signals output by the demodulating converter and the low frequency vibration separator are sent to an interface of a sampling and analyzing diagnostic computer AD.
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