低频开关,low frequency switch
1)low frequency switch低频开关
1.When average current control method is applied to the single-phase dc side series active power filter, the input current distortion is serious duringlow frequency switch turns on or turns off transient.当单相直流侧串联型有源电力滤波器采用平均电流控制方法时,输入电流在低频开关切换点存在畸变。
2)Low switching frequency低开关频率
1.For solving the cross-coupling problem caused by low switching frequency a new closed-loop variable speed control system which is based on flux trajectory control and different from vector control was introduced.为加大中压变频器出力,要求降低开关频率,这就带来了PWM波形谐波大的问题。
英文短句/例句
1.Problems and Solutions of Low Frequency PWM Inverters-an Overview概述低开关频率PWM变频的问题及解决办法
2.Stator Flux Trajectory Tracking Control Synthesis of Low Switching Frequency Medium Voltage Drive低开关频率中压传动的定子磁链轨迹跟踪控制综述
3.Purpose: For low-frequency power amplifiers and mid-speed switching.用途:用于低频功率放大和中速开关。
4.The effect of EMI has been reduced through frequency jitter.通过频率抖动,降低了开关电源的电磁干扰影响。
5.Power Loss of Power JFET Facing to Low Voltage and High Frequency Switching Application面向低压高频开关应用的功率JFET的功耗
6.EXPERIMENTAL INVESTIGATION TO REDUCE EMI EMISSION OF SWITCHING POWER SUPPLY BY DITHERING THE SWITCHING FREQUENCY;开关频率扰动方法降低开关电源电磁骚扰的试验研究
7.If the mic has a low end rolloff filter, you may want to use it as you do not want bottom end( low frequencies) from the hi-hat mic.如果麦克有低频滚降开关，你或许想用它在你不希望从踩镲麦里得到底端频率（频）情况下。
8.The Development of the Low-cost and High-precision Frequency Meter by Broad-band Phase Coincidence Detection;低成本高精度相检宽带频率计的开发
9.Research on Key Issues of High Fidelity and Low Bitrate Audio Coding;高保真低速率音频编码关键技术研究
10.The Study of the High-output-frequency Resonant Pole Soft-Switching Inverter;高输出频率谐振极软开关变频器的研究
11.frequency master control instrument for synchronous clocks or time switches频率主控仪表,用于同步时钟或时开关
12.Accurate Determination of Response Frequencies of Direct-current On-off Solenoid Valve直流电磁开关阀响应频率的精确测定
13.A New HF Monitor Instrument for the Large Power Switch Power新型高频大功率开关电源的监测仪表
14.Study on ZVS PWM High Input Voltage High Fequency High Dc Converter with High Power;ZVS PWM大功率高频开关电源的研究
15.The Study of High-Power High-Frequency Soft-Switching Parallel Power-Supply Module;大功率高频并联软开关电源模块研究
16.Study on the Repetition-rate Long-lifetime Gas Spark Switch;重复频率长寿命气体火花开关的研究
17.The Discussion on Frequency Transformation of the Diodes Circuit in the on-off Speciality;浅谈二极管开关特性电路的频率变换
18.Resarch on Hystersis Current Control APFC Circuit Switch Freouency滞环电流控制APFC电路开关频率研究
相关短句/例句
Low switching frequency低开关频率
1.For solving the cross-coupling problem caused by low switching frequency a new closed-loop variable speed control system which is based on flux trajectory control and different from vector control was introduced.为加大中压变频器出力,要求降低开关频率,这就带来了PWM波形谐波大的问题。
3)low-speed switch低速开关
1.The paper presents that during failure of the electric motor or mechanical transmission unitlow-speed switch can be used to provide effective and prompt protection.简要介绍了在电机或机械传动装置出现故障时,利用低速开关进行有效及时的保护,以维护设备保障生产。
4)low-temperature switch低温开关
5)high/low switch高/低开关
6)low-voltage switchgear低压开关
1.Fault forecast forlow-voltage switchgear cabinet based on fuzzy evaluation基于模糊评判的低压开关控制柜的故障预测
延伸阅读
低频1.指应用于某一技术领域中的最低频率范围。例如，无线电波段中，将30～300千赫范围内的频率称低频;电子放大电路中，将接近音频(20赫兹～2万赫兹)的频率称为低频。
