pulse width method的例句大全

When we test splice loss and loss by Optical Tine Domain Reflector, we may find that the selection of pulse width influences the precision of test, the linearity approximative method also influences the test result.

在利用OTDR测试接续损耗和损耗时，脉宽的选择影响测试的准确性，线性近似法的选择对测试结果也有明显影响。

A two-dot sampling method of SPWM with nonsymmetrical rules was presented. It made the generation time and width of pulse closer to the nature sampling method, so the content of output humorous wave was reduced effectively.

提出一种两点式不对称规则SPWM工程采样法，使脉冲发生时刻和宽度更接近于自然采样法，从而可有效地降低输出谐波含量。

The method which to obtain fast rising time for narrow pulse width is got;

得到了如何在窄脉宽情况下获得快速上升沿的方法；

According to detection of TIG welding pool by optical sensor, through adjustment of pulse width of welding current peak value and base value by single-chip computer, the principle and method of penetration control of peripheral welds of cylinders was introduced in this paper.

本文介绍了采用光电传感器检测TIG焊缝熔透状况。通过单片机对脉冲焊接电流峰值及基值宽度的调节，控制圆筒形管环焊缝熔深的原理及方法。

This paper gives an introduce in detail on a method of sinusoid pulse width modulation for CSC.

文中详细地介绍了电流型变流器（CSC）的正弦脉宽调制方法。

Electric pulse width measurement method combined digital and analog technique

电脉冲宽度的数模混合测量法

D/ A transform is realized by method of modulation pulse width.

采用调制脉宽的方法实现了D/A变换；

Space vector pulse width modulation method for three-level inverter

三电平逆变器的空间矢量脉宽调制方法

A method for generating three-phase sine pulse width modulation wave

一种三相正弦脉宽调制波的产生方法

Pulse width modulation is difficulties and focus in the inverter control system. This task in-depth study of several digital SPWM generation methods ( including the tangent approximation sampling method and the secant approximation sampling method).

脉冲宽度调制技术是逆变控制系统设计的难点，本课题深入研究了几种SPWM的数字化生成方法（包括切线逼近采样法和割线逼近采样法）。

The system adopts Pulse Width Modulation ( PWM) as power control method.

该系统采用脉宽调制（PWM）的功率控制方式。

In this paper, three evaluation methods about the on-off ratio of pulse waves are introduced, they are the direct pulse width measurement method, the amplitude statistical method, and the average measurement method.

介绍了脉冲波形占空比的3种数字化测量方法，它们分别是直接脉宽测量法、幅值统计测量法和平均值测量法。

A new PWM ( Pulse Width Modulation) method called CRSC ( Correlated Reference Segmental Control) is proposed in this paper.

提出了一种新的脉宽调制（PWM）方法&关联指令分区控制（CRSC）方法。

The traditional operating method of LD power driver is that the user preset the parameters of drive current such as the rate, pulse width and amplitude. The LD cannot adjust its working parameters according to the variation of its environment with this method.

传统LD驱动电源通常采用电流参数预定输入的方式，其只能输出给定脉宽、重复频率及峰值的驱动电流，这种方式注定其不能随工作环境的变化而做相应调节。

The design of power in accordance with ordinary laboratory user requirements, parameters of the proposed based on pulse width modulation ( PWM) high efficiency, low power switch power dc voltage converter design method, adopts full bridge, step-down, mainly push-pull loop circuit topology.

本设计依照普通实验室用户对电源参数的要求，提出了一种基于脉冲宽度调制（PWM）高效率、低功耗开关电源直流电压转换器的设计方法，采用全桥、降压、推挽回路为主电路拓扑。

Novel Power Factor Control Method for Three Phase Pulse Width Modulation Current Source Rectifier

三相电流型脉宽调制整流器的功率因数控制新方法

It deduces the state of each power electronics device in UPFC by means of the voltage space vector pulse width modulation method.

论文利用电压空间矢量脉宽调制法推导出UPFC各桥臂电力电子器件的开关状态。

According to mathematical models of generator and PWM ( Pulse Width Modulation)-control-led wave chopper, the PID ( Proportional-Integral-Derivative) control algorithm is selected by the engineering design method for its regulator.

根据同步机的数学模型、脉宽调制控制的斩波器的数学模型，应用工程设计法确定其调节器的控制算法为比例积分微分（PID）调节。

Pulse Width Modulation control method is another key technology of active power filter.

有源电力滤波器的另一关键技术是PWM控制方式。

Based on the theory of the matched filter, the bandwidth-duration product of the signal can be made greater than one, by the way of using the pulse width to add to the method of LFM signal band.

在匹配滤波器理论基础上，使用在宽脉冲内附加线性调频的方法可以扩展信号的频带，使信号的时宽带宽积大于一。