损耗因数

基于DSP的容性设备介质损耗因数在线监测方法

Method for on-line monitoring the dielectric dissipation factor of high voltage capacitive apparatus

介质损耗因数（tanδ）是绝缘在线监测的一个重要参数，它能很好地反映电容型设备的绝缘状况。

Dielectric dissipation factor ( tan δ) is a key parameter in capacitive power equipment insulation on-line monitoring , which can reflect the insulation station of the capacitive equipments such as Bush and CT .

用傅里叶变换测量介质损耗因数tanδ的软件同步算法

New Emendatory FFT Algorithm of Measuring Dielectric Loss Factor tan δ

电流互感器高电压介质损耗因数tanδ的测量

Measurement of High Voltage Dielectric Loss Factor tan δ of Current Transformer Test

基于Kaiser窗频谱校正的介质损耗因数测量

Dielectric Loss Factor Measurement Based on Kaiser Window Spectral Correction

DBDPO及TBAB对ABS电性能均有一定损害，使ABS的电绝缘性能及电气强度降低、介电常数及介电损耗因数增加。

DBDPO and TBAB damage the electric properties of flame retardant ABS , which reduce the electric insulting properties and electric strength , and increase the dielectric constant and the dielectric dissipation factor .

测试得出薄膜的介电常数为20~30之间（10~20kHz），介质损耗因数为0.001（20kHz）。

The dielectric of the films was 20 ~ 30 ( 10 ~ 20kHz ), the dielectric loss tangent was 0.001 ( 20kHz ) .

并指出：QS1西林电桥不适于测试膜纸复合绝缘电容器的介质损耗因数，推荐采用变频电桥；

It is also indicated that the QS1 Schering bridge is not applicable for the said test and the use of converter bridges suggested ;

电容损耗因数的绝对测量及传递装置

An Apparatus for Measuring True Value of Dissipation Factor of Capacitor

基于介质损耗因数的粮食水分测量方法

Method for measuring grain moisture content based on dielectric loss tangent

电容量和损耗因数随温度和频率的变化小，稳定性好。

High stability of capacitance and DF versus temperature and frequency .

电容式电流互感器电容屏材料对介质损耗因数的影响

Influence of Capacitance Plates for Capacitor Current Transformers on Dissipation Factors

环境因素对电容型设备介质损耗因数影响规律的试验研究

Experimental Research on Environmental Influence on tan δ of Capacitive Equipment

电容型试品介质损耗因数变化的原因与分析

Reason and Its Analysis of Changing Dielectric Dissipation Factor of Capacitive Testee

谐波分析法介质损耗因数测量的误差分析

Error Analysis for the Dielectric Loss Factor Measurement Based on Harmonic Analysis

电容型设备介质损耗因数在线监测研究

Research on On - Line Monitoring for Dielectric Loss of Capacitive Equipment

油纸电容型绝缘损耗因数的温度特性

Temperature Characteristic of Dielectric Loss Factor of Oil-impregnated Insulation

电流互感器介质损耗因数与温度的关系

Relation between Dielectric Power Factor and Temperature inCurrent Transformer

介质损耗因数测量的谱泄漏对消算法

Spectral Leakage Cancel Algorithm for Dielectric Loss Factor Measurement

高压电抗器油介质损耗因数升高问题的解决

Method to Solve the Problem of HV Reactance Oil Dielectric Loss Factor Increase

提高介质损耗因数监测准确度的算法

Robust algorithm for accurately monitoring the dielectric loss factor

损耗因数的变化则无一定的规律性。

The change of loss factor is anomalous .

介质损耗因数的卷积窗加权算法

Convolution Window Weighted Algorithm for Dielectric Loss Factor

介质损耗因数是反映设备绝缘状况的重要参数。

Dielectric loss tangent is the most important parameter that reflects the apparatus'insulation condition .

谐波条件下高压电气设备介质损耗因数的定义和数字化算法

Definition and Digital Algorithms for Dielectric Loss Factor of High Voltage Power Apparatus under Harmonics Condition

蜂蜜的介质损耗因数呈现明显的介电松弛现象。

The dielectric loss factor of honey and water added honey solutions appeared obvious dielectric relaxation .

本文研制了一套在调频串联谐振电压下进行介质损耗因数测量的系统。

The author has developed a dissipation factor measuring system using the variable frequency series resonant voltage .

线路电晕对测量电流互感器介质损耗因数的影响及其正确布线的方法

Effect of Line Corona on Measuring Dielectric Dissipation Factor of Current Transformer and Correct Circuit Connection Patterns

采用支持向量机和遗传算法的电容型设备介质损耗因数修正方法

Modified Method on Dielectric Loss Factor of Capacitive Equipment Based on Support Vector Machine and Genetic Algorithm

而且油流带电电荷密度与介质损耗因数和电导率有一定的相关性。

And the charge density of oil streaming electrification is related to the dielectric loss factor and conductivity .