frequency switching的例句大全

Multi-level monitoring based intelligent high frequency switching DC power supply system

多重监控式智能高频开关直流电源系统

To solve this problem, the soft-switch technology is used in the high frequency switching power supply.

为了解决这一问题，高频率开关电源中多采用软开关技术。

CPS-SHEPWM is suitable for the application of low frequency switching with good harmonic characteristics.

对于要求较低开关频率、较好输出电压谐波性能的应用场合,移相SHEPWM方法是一种较为理想的控制方案.

with the increasing complexity of modern radar functions, the frequency source of radar target simulator that has coherent, high frequency, wide band, fast frequency switching, small step, low phase noise, low spurious, is required.

随着现代雷达功能的日趋复杂，往往要求其目标模拟器频率源同时具有全相参、高频率、宽频带、捷变频、小步进、低相噪和低杂散等性能。

The Control Algorithm of the Green High Frequency Switching Mode Power Supply

绿色高频开关电源的控制方法

High frequency switching power supply made from it can not only simplify the circuit, but also can improve the EMC characteristics and reduce the cost.

采用它制作高频开关电源，不仅简化了电路，同时可以改善电源的电磁兼容性能，且降低了制作成本。

Implementation of the Control& Supervision System for Intelligent High Frequency Switching Mode Power Supply

智能高频开关电源监控系统的实现

applied the technology of hi frequency switching mode power supply and advanced power mosfet, a pulse power supply of electric discharge machining is built.

利用高频开关电源技术和先进的功率MOSFET器件，设计了一种高效低耗的电火花加工脉冲电源。

The most important drawback in engineering application is the chattering caused by frequency switching control.

该理论在工程应用中最大的障碍是高频开关控制带来的抖动现象.

Study on measurement technolagy of the frequency switching time

频率捷变时间测量技术的研究

To design and realize a large scale video frequency switching network, which is rearrangeable and nonblocking, taking the video crosspoint switch as the basic switching unit, a three stage nonblocking Clos network was constructed, and the signal route was selected by a route table.

设计和实现一个可重排无阻塞的大规模视频矩阵切换网络.基于多级互连网络，以视频交叉点开关作为基本的交换模块，组成一个三级非对称Clos网络。

At the same time, space vector groups are optimized, the optimized SVPWM can guarantee output performance of converter does not fall when switching frequency properly decrease.

采用优化后的开关矢量，可以在减小器件开关次数的情况下，仍能保证变频器输出性能。

Control strategy: As is known to everyone, in low-speed range ( n0.25 n N), asynchronous motor traditional direct torque control method exists some problems, for example, low frequency switch, unfixed switching frequency, torque ripple and so on.

控制策略方面：众所周知，低速范围（n0.25nN）内，异步电机的传统直接转矩控制方法存在开关频率低、开关频率不固定以及转矩脉动大的问题。

The speed of optical switching of the two systems can be increased by increasing Rabi frequency of coupling field or RF field.

两系统的光开关速度和开关深度会随着耦合场或RF驱动场Rabi频率的增大而增大。

A phase shift converter can achieve zero voltage switching on the leading leg and zero current switching on the trailing leg by utilizing the reverse avalanche characteristics of IGBT. This circuit can provide low switching losses when IGBT is operating in high switching frequency.

利用IGBT的反向雪崩特性，实现伪相移变换器前臂零电压、尾臂零电流开关，使IGBT可在高开关频率下运行，且降低了开关损耗。

The reference vector corresponding to basic vector and its role time under linear modulation mode is decided. As well as redundant switches are optimization selected by extreme value method to reduce the switching frequency.

确定了线性调制模式下参考矢量所对应的基本矢量及其作用时间；并提出了极值法对冗余开关状态进行优化选择以降低开关频率。

Using the Method of Three Point Frequency Designed Two-grade LC Filters of Switching Power Supply

用三点频率法设计开关电源双级LC滤波器

The carder frequency noise interference in the HVDC converter station is caused by the transition of the converter valve switching.

直流换流站载频噪声干扰，是由换流站交直流换流运行时换流阀开断的暂态过程引起的。

However, the asynchronous motor traditional DTC system has the problem of torque, flux linkage and current ripple and inconstant switching frequency.

然而，异步电动机的直接转矩控制系统存在转矩、电流和磁链脉动较大，开关频率不恒定的问题。

According to the technical specifications of DC distributor shelf in transformer substation, a high frequency AC DC switching converter has been designed, which can meet the requirements of the accumulator charging.

针对变电站直流配电屏的技术要求，设计出一种满足蓄电池充电需求的高频AC－DC开关变换器。