zero modulation
英 [ˈzɪərəʊ ˌmɒdjʊˈleɪʃən]
美 [ˈzɪroʊ ˌmɑdʒəˈleɪʃən]
网络 零调变
双语例句
- In order to reject the zero sequence and negative sequence disturbance due to unbalanced load, a solution using two-stage four-leg matrix converter based on carrier modulation strategy was proposed.
为了抑制不平衡负载中的零、负序扰动，提出一种基于载波调制的双级四脚矩阵变换器解决方案。 - The Gap Zero Code at Delta Modulation System and Its Suppression
增量调制系统的间隙零码及其抑制方法 - It is obvious that seven segments modulation and zero vectors alternation modulation PS-SVPWM can reach an effect of higher equivalent switching frequency through counteracting lower order harmonics, so it has a perfect performance on harmonic feature.
通过研究证明，七段法和零矢量交替等PS-SVPWM能够在较低的器件开关频率下实现较高开关频率的效果，通过低次谐波的相互抵消提高等效开关频率，具有良好的谐波特性。 - By using multiple scale method, the two-dimensional nonlinear Klein-Gordon equation is discussed. In zero order, a NLS equation for the amplitude is obtained. By analysing the modulation stability of the solution, the envelop solitary waves solution is got for the NLS equation.
利用多重尺度分析法，对二维非线性Klein-Gordon方程作了摄动分析，推导出了零阶近似解的振幅NLS方程，并对解的调制稳定性进行了分析，求出了该问题的包络孤立子解。 - In this paper, the principles and application of DC-DC positive active clamp has been introduced, and the zero voltage switching-pulse width modulation is also included.
介绍DC-DC正激式有源钳位零电压开关-脉宽调制变换器（ZVS-PWM）的工作原理及其应用。 - Zero voltage switching is realized for all switches over a large load range by using an inductor and the leakage inductance of a high frequency transformer. The diode reverse recovery is also reduced with zero current switching with pulse-width modulation control.
在电感和变压器漏感的作用下，变换器中的开关元件能够在较大的负载范围内实现零电压开关，同时在脉宽调制的控制下，二极管实现了零电流关断。 - The paper presents a novel ultra-audio frequency ( UAF) induction welding power based on ZCS-PWM ( Zero Current Switching-Pulse Width Modulation) technology.
介绍一种基于ZCS-PWM（零电流开关-脉宽调制）技术的新型超音频感应焊接电源。 - Introduces the principle of over zero modulation communication, and the application of long-distance copy record of meter system.
介绍了工频过零调制通信的基本原理，及以该技术为核心的远程抄表系统的应用。 - Especially the way of zero vector by turns of switch frequency optimized modulation has lower device switching frequency and lower harmonic of output voltage.
其中尤其是开关频率优化中的零矢量交替相移空间矢量法具有开关频率更低，输出电压谐波更小的特点； - Based on zero sequence injection or modulation waves decomposition, two neutral point feedback control strategies are proposed. Using the two strategies, not only output voltage can be guaranteed no distortion but also neutral point voltage can be adjusted at will.
提出了基于调制波分解和基于零序注入的两种中点电位反馈控制策略，在保证输出交流电压无畸变的同时还能实现中点电位的任意调节。 - Modulation signals have peak value at zero frequency section, and the noise was no significant peak in the section, we can use this characteristic to distinguish the noise and modulation signal. By calculating the ratio of maximum and average signal to determine whether exist signals.
该算法根据调制信号在零频率的循环谱截面存在峰值，而噪声在该截面无明显峰值这一特点来区分噪声和信号，通过计算该截面的最大值与均值的比例来判断是否为信号。