电流梯度法是一种地下管道外防护层检测的新技术。
Electric current gradient process was a new technique for testing the external coatings of the underground pipelines.
建立了填埋场渗漏检测高压直流电法漏洞电流模型。
A new leak current model of high voltage DC leak detection is developed.
介绍了凸极无刷直流电动机转子位置检测的电流注入法。
This paper describes a current injection method to detect the rotor flux position of the salient-pole brushless DC motor.
脉冲电流法检测不良绝缘子的分辨率与输电线路电压等级有关。
The experiment results from our laboratory indicate the factors which influence the detecting resolution of pulse current method for identifying faulty of insulators.
电晕脉冲电流法是一种地面检测不良绝缘子的方法，但目前应用中其检测的准确度较低。
Corona pulses current method is a way which can be used to detect faulty insulators on ground. But its accuracy of detecting is low in application.
利用脉冲电流法检测系统对合成绝缘子在不同电压下的脉冲电流特性进行了研究。
In this paper, on-line detection for composite insulator based on pulse current method is studied.
对需要注意的一些事项，如防孤岛保护、短路电流等进行了说明，提出用主动检测法和被动检测法进行防孤岛保护的实施方案。
Some issues, such as anti-island protection and short-circuit current, are explained. The solution of anti-island protection applying active and passive detections is submitted.
此方法属于单相检测法，先提取电网电流中的某相基波幅值，再将基波幅值乘以与该相电流同相位的正弦波，从而得出该相的瞬时基波电流。
This is a single-phase measurement that multiplies the amplitude of fundamental current of a line by a sine signal which has the same phase with the current.
指出了压延玻璃生产过程中常出现的辊子弯曲的问题，详细介绍了一种在线检测具体哪根辊子弯曲及其弯曲度的方法电流法及操作步骤。
The common troubles, roll bending, occurred during rolled glass production were described and the on-line measurement procedure of the roll bending was illustrated step by step.
方波电流驱动的BLDC电机无位置传感器控制检测转子位置的最重要方法是反电动势检测法。
Detecting back EMF is one of the most important methods for the detection of rotor position in square wave current drive BLDCM sensorless control.
本文提出了一种单相有源电力滤波器谐波和无功电流检测的新方法—负荷电流基波有功分量法。
This paper presents a novel detecting method for harmonics and reactive current in single-phase active power filter based on calculation of the real part of the fundamental load current.
该技术是通过采用连续移动变化量法和窗口移动变化量法，实现突变漏电电流、持续缓变漏电电流的识别与检测。
The abrupt change and the slow change of leakage current are identified and detected by the continuous moving variation method and the window moving variation method.
文章介绍了多频管中电流法（P CM）对防腐蚀层进行定量检测的原理和检测步骤，并给出具体的应用结果。
The inspection principles of PCM for corrosion protection coatings and inspection procedures are described and application results are presented.
本文在分析国内外现有的防腐层检测技术的基础上，提出了地下金属管线防腐层状态检测的新方法----电流梯度法。
Three pipeline coating detection technologies, multiple-frequency current method, ground potential-electrical field method, and pipe-to-soil potential method, are introduced.
介绍了凸极无刷直流电动机转子位置检测的电流注入法。
This paper proposes an injection current based three phase power flow method.
介绍了凸极无刷直流电动机转子位置检测的电流注入法。
This paper proposes an injection current based three phase power flow method.
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