high-frequency current
英 [haɪ ˈfriːkwənsi ˈkʌrənt]
美 [haɪ ˈfriːkwənsi ˈkɜːrənt]
网络 高频电流
双语例句
- High-frequency Current Transducer for Measurement of PD Under Impulse Voltage
冲击电压下局部放电测量用高频电流传感器 - N/ S polarity was distinguished by analyzing the second high-frequency current component with rotor position error information, and then rotor position can be easily obtained.
通过分析包含转子位置误差信息的二次高频电流分量，完成转子永磁体极性的判别，从而准确辨识出转子位置。 - The tendency of high-frequency alternating current to distribute near the surface of a conductor.
高频率改变电流使其在导体表面附近流动的趋向。 - New manufacturing method for forging die of engine valve based on the group technology and high-frequency narrow-pulse current electrolytic machining;
为了配合电解加工成形规律的研究和新技术的开发，对电解加工测试手段及研究方法进行了调研。 - Transmission line de-icing based on high-frequency resonance skin current
基于高频谐振集肤电流法的线路除冰研究 - A series of high-frequency pulse current is superposed on Direct-Current-Electrode-Negative ( DCEN) current through the high-frequency pulse power supply, which is used to compress the arc and improve process of crystallization.
高频脉冲电源提供的高频电流叠加在反极性电流DCEN上，利用电流的高频特性压缩电弧，改善焊缝金属结晶过程。 - The results showed that the canine dental pulps were complete and necrotic, and the periapical tissues were normal. AU this indicates that the use of high-frequency current in dental pulp devitalization is safe and reliable.
结果表明，犬牙髓整形、坏死，根尖周组织未见异常，证明应用高频电流进行牙髓失活安全、可靠。 - The co-authors mainly describe the monitoring of the cooling water pressure in the high-frequency oscillating tube and the anode current.
侧重介绍了对高频振荡管冷却水压力和阳极电流的监测情况。 - The path of high-frequency harmonic current in the form of common mode EMI is given by a ground heat-sink in the switch mode power supply, which will strengthen the conducted EMI.
开关电源电路中，接地散热器提供了一条共模骚扰高频谐波电流的通路，使共模传导电磁干扰增加； - Traditional traveling wave differential protection needs to transmit large amount of real-time high-frequency sampling data, which is difficult for current telecommunication methods.
但传统的行波差动保护要求实时传送所有高速采样数据，目前的通信手段难以胜任； - A High-Frequency Second-Order Low-Pass Filter Based on a Low-Voltage Current Amplifier
基于低电压电流放大器的高频二阶低通滤波器 - A high-frequency high-power current source inverter using IGBT for induction heating is described.
介绍了一种用于感应加热的高频大功率IGBT电流源逆变器。 - Some factors which influence high-frequency current interrupting in vacuum interrupter are discussed.
对影响真空断路器高频电流开断特性的一些因素做了介绍。认为这些因素的综合效应决定了真空断路器的高频电流开断特性； - The method employed high-frequency voltage-signal injection to make motor form a high-frequency current-vector, of which the negative component current contained rotor space-position information.
该方法采用高频电压载波注入方式形成高频电流矢量，其负序分量包含了转子空间位置信息。 - To observe the long-term curative effect of one-shot pulp mummification with high-frequency current, the authors completed random follow-up examinations of 367 dents in 348 patients, which were treated with this method 4 years ago.
为观察高频电流牙髓干髓术一次法远期疗效，笔者对4年前经此项治疗后患者348人中的367颗牙进行了随机复查。 - This method takes the transient high-frequency current of current transformer as its signal, and uses wavelet to pick up signal's feature. Calculating this feature by its scale distribution weight, transient signal wavelet entropy can be obtained.
该方法直接利用电流互感器的暂态高频电流，使用小波提取暂态信号特征，对提取的信号特征计算其沿尺度分布的权重，得到暂态信号的小波熵权，由此构造故障选相判据进行选相。 - High-frequency voltage/ current probes and optical fibre transmission techniques were used for on-site measurements at SVC-based substations.
为此，本文应用高频电压电流探头和光纤传输等技术，对安装SVC的变电站进行了现场传导干扰的测试。 - Clinical effect observation. Random reexamine 348 persons and treated 367 teeth for four years to ensure the rate of success of mummification of pulp with high-frequency current treating dental pulp.
临床疗效观察，随机复查了治疗4年后患者348人、367颗牙，确定高频电流牙髓干髓术成功率。 - Study and development of high-frequency high-voltage direct current power-supply, which uses switching power-supply technology to design novel high frequency high voltage switching power supply with small bulk and weight, high stability and efficiency, is discussed in the paper.
本文讨论了开关电源技术应用于高压电源中，设计了高频高压开关电源，大大减少电源的体积和重量，提高了电源的稳定性和效率。 - The motor speed driving system uses DSP as controller and uses high-frequency delay-loop current comparator composed of integrated circuit.
设计了以DSP为控制器、集成电路构成高速滞环电流比较器的电机调速系统。 - High-frequency ( HF) current signal injection method was presented, the rotor position-tracking observer based on the spatial saliency-tracking scheme was also researched.
采用基于电机凸极的高频电流注入法跟踪转子位置，利用高频电流信号的注入，提取含有位置信息的电压信号； - Because of high-frequency effects, the current flowing through those windings may be not equal, resulting in high AC resistance.
但是高频效应可能导致电流在各并联绕组中并不均分，因此交流电阻较大。 - However, the IGBT switching losses is large, especially at high-frequency switch with tail current state, which limits the frequency of IGBT.
然而大容量的IGBT存在开关损耗大，尤其是拖尾电流在高频开关工作状态下引起的关断损耗很大，限制了其工作频率的提高。 - The third one is based on negative selection algorithm, which takes high-frequency transient energy of transient current signals as the feature values, and uses improved negative selection algorithm as the transmission line fault classifier.
其三是基于阴性选择算法的故障分类方法，该方法以暂态电流信号的高频暂态能量作为故障分类的特征量，并依据改进的阴性选择算法设计故障分类的分类机制。 - Ferrite is widely used as non-metallic magnetic materials in the area of high-frequency and light current. The poor magnetic energy stored per unit volume and low magnetic saturation magnetization limit the use in the domain of the low-frequency electric and high-power fields.
铁氧体是一种在高频弱电领域用途广泛的非金属磁性材料，但因单位体积中储存的磁能和饱和磁化强度较低，限制了它在高磁能密度的低频强电和大功率领域的应用。 - In this experiment we prepared the bulk isotropic carbon using carbon source gas fluidized under the electromagnetic fields generated by high-frequency alternating current.
本实验利用工频交变电流产生的电磁场对碳源气体进行电磁场流态化来制备块体各向同性炭。 - Now, commercial induction cooker is one of the fastest growing electrical home appliances products, its Working principle mainly is high-frequency harmonic current produce eddy current in the bottom of pan, and then reach the purpose of heating pan.
商用电磁炉是现在发展最快的家电产品之一，主要利用高频谐振电流在锅具底部产生涡流，从而达到加热锅具的目的。 - In the situation which does not consider the borehole effect, phase difference which is surveyed by high-frequency induced current logging and source-detector separation exist approximate linear relationship. Its slope and the formation resistivity are the monodromy relations.
在不考虑井眼影响的情况下，高频感应测井测量的相位差与源距存在近似线性关系，其斜率与地层电阻率成单值关系。 - The design fully reflects with high-frequency, digital, modular developing trend of current variable-frequency power.
方案充分体现了当前变频电源的高频化、数字化、模块化的发展趋势。 - System will produce high-frequency transient current transient current signal from the fault lines of positive and negative directions when the event of the failure of transmission lines.
当输电线路发生故障时，系统将产生高频暂态电流，暂态电流信号从故障点线路的正反方向传播。