dielectric loss factor
英 [ˌdaɪɪˈlektrɪk lɒs ˈfæktə(r)]
美 [ˌdaɪɪˈlektrɪk lɔːs ˈfæktər]
介电损耗因子
双语例句
- Effect of temperature on dielectric constant and dielectric loss factor of insulating paper a new diesel injector with PTC materials
温度对绝缘纸介电系数和损耗角正切的影响一种带正温度系数材料加热的柴油喷油器 - Dielectric Loss Factor Measurement Based on Kaiser Window Spectral Correction
基于Kaiser窗频谱校正的介质损耗因数测量 - A Digital Filter Based on the Integral Dielectric Loss Factor Measurement Algorithm
基于数字滤波的介质损耗测量积分算法 - Modified Method on Dielectric Loss Factor of Capacitive Equipment Based on Support Vector Machine and Genetic Algorithm
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 - When measuring the dielectric loss factor tan δ, the measuring precision is not contented by using the harmonic analysis method based on FFT ( Fast Fourier Transform) because of the electromagnetic interference.
由于现场电磁干扰的影响，采用基于快速傅里叶变换（FFT）的谐波分析方法进行介损tanδ测量时，测量精度难以达到工程要求。 - In the paper, the ordinary ageing parameter, such as dielectric loss factor, acid number, conductivity, interfacial tension and the charge density of oil streaming electrification are used to study the thermal aging of transformer oil.
以常用的老化参数（介质损耗因数、酸值、电导率、表面张力）和油流带电电荷密度这个新参数研究变压器油的热老化。 - The dispersion curves of resistivity and dielectric constant will flatten ( or the dispersion regions broaden), and the dielectric loss factor will decrease due to the nonhomogeneity of microstructure of polycrystal materials.
显微结构的不均匀性使介电常数和电阻率的色散曲线平化（或色散区域宽化）与介电损耗因子的峰值减小。 - Two approaches, namely the decoupling algorithm and the approximating algorithm, are presented to implement the methodologies with the new definition of dielectric loss factor.
为配合实现介质损耗因数的新定义策略，给出了两种算法：阻容解耦法和基波逼近法。 - Error Analysis for the Dielectric Loss Factor Measurement Based on Harmonic Analysis
谐波分析法介质损耗因数测量的误差分析 - Partial discharge and monitoring of dissolving gas in oil for transformer, dielectric loss factor and capacitance and three-phase unbalanced current for capacity type equipments, monitoring of resistance current for metal oxide lightning arrester are mainly introduced.
主要介绍局部放电和油中溶解气体监测；对电容式设备，主要介绍介质损耗因数、电容量及三相不平衡电流监测； - Temperature Characteristic of Dielectric Loss Factor of Oil-impregnated Insulation
油纸电容型绝缘损耗因数的温度特性 - Phase shifting and balance principle based on-line dielectric loss factor measuring method
基于移相和平衡测量原理的介质损耗在线测量方法 - In the transformer oil simulating microbial contamination test, the variation of dielectric loss factor, surface tension gnd ph value of oil in the course of cultivating are measured.
对变压器油进行模拟微生物污染试验，测定了培养过程中油介质损耗因数、界面张力和酸值等指标变化，并对油进行微生物染色计数检验。 - Application of the synthetic relative measuring method in on-line monitoring of dielectric loss factor
综合相对测量法于介质损耗在线检测中的应用 - And the charge density of oil streaming electrification is related to the dielectric loss factor and conductivity.
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。 - This paper introduces applications of synthetical relative method in on-line monitoring of dielectric loss factor, and discusses its principle and use in detail.
介绍并讨论了综合相对测量法在绝缘介损在线监测中的原理、处理过程及其应用。 - In this paper, on-line monitoring of dielectric loss angle's tangent ( dielectric loss factor) was discussed mainly, in order to improve the accuracy and stability of monitoring data of dielectric loss.
本文主要讨论介质损耗角正切值（介质损耗因素）的在线监测，研究如何提高介质损耗角正切值的测量稳定性和精度。 - Spectral Leakage Cancel Algorithm for Dielectric Loss Factor Measurement
介质损耗因数测量的谱泄漏对消算法 - Definition and Digital Algorithms for Dielectric Loss Factor of High Voltage Power Apparatus under Harmonics 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 - A comprehensive strategy of simultaneous monitoring of sum current, dielectric loss factor, resistive current and capacitive current is recommended to give an effective assessment and diagnosis.
建议采用同时监测全电流、介质损耗因数、阻性电流和容性电流的综合策略来有效评估和诊断电介质的绝缘状况。 - Based on the math-physical model of dielectric loss factor, a method for online monitoring of dielectric loss factor is presented. Dielectric loss is calculated through measuring the phase difference between the base voltage and leakage current, which is easy to be put into practice in project.
依据绝缘介质损失因素的物理和数学模型，测量基准电压和泄漏电流的相位差，计算出绝缘介质损失因素，提出一种便于工程实施的在线监测方法。 - Measurement of High Voltage Dielectric Loss Factor tan δ of Current Transformer Test
电流互感器高电压介质损耗因数tanδ的测量 - With the decrease of grain size, the BST ceramics 'relative dielectric constant and dielectric loss reduce, and especially their dielectric loss factor reduces greatly.
随着晶粒的减小，BST陶瓷的相对介电常数和介电损耗降低，尤其是介电损耗因子有较大幅度降低。 - Method to Solve the Problem of HV Reactance Oil Dielectric Loss Factor Increase
高压电抗器油介质损耗因数升高问题的解决 - The permittivity and the dielectric loss factor of transformer oils little change in the range of-20 ℃~ 10 ℃. The development process of the instantaneous breakdown of transformer oil was recorded by using the high-speed camera.
变压器油的相对介电常数和介质损耗因数在-20℃-10℃范围内基本无变化。使用高速摄像机拍摄了变压器油击穿瞬间的发展过程。 - The dielectric loss factor of honey and water added honey solutions appeared obvious dielectric relaxation.
蜂蜜的介质损耗因数呈现明显的介电松弛现象。 - The performance of the basic approach and the modified harmonic analysis approach are analyzed by comparing the theoretical value with the two calculating method results, and the dielectric loss factor of different experimental model is monitored.
将介损理论值与基本算法计算值、应用改进的谐波分析法计算值相比较，分析两种介损计算方法的性能，并对不同实验模型测量得到的介损tanδ进行在线监测。 - Studied the relationship between insulating properties of capacitive device and its dielectric loss, by measuring the dielectric loss factor and other electrical parameters of the device will be able to monitoring capacitive insulating state.
研究了容性设备的绝缘性能与其介质损耗之间存在的关系，通过测量其介损因数tanδ等电气参数便能实时监控容性设备的绝缘状态。 - Use high precision zero flux through current sensors which fit the industrial environments to achieve the goal of measuring the end of the screen small current accurately, then use discrete Fourier transform to calculate the dielectric loss factor devices to achieve a capacitive device online monitoring system.
选用在工业环境下具有高精度零磁通穿芯式电流传感器，实现了末屏小电流的精确检测，并采用离散傅里叶变换计算出设备的介质损耗因数，实现了容性设备在线监测系统。