dielectric loss

On-line Measurement for Dielectric Loss of CTE Based on Virtual Instrument

基于虚拟仪器的电容型设备介质损耗在线测试仪

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When nanocomposites were prepared by solution method, the tensile strength and tear strength increased, but dielectric loss decreased.

采用溶液混炼法制备复合材料时，SR的拉伸强度、撕裂强度明显提高，介电损耗降低。

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For non-Debye relaxation materials , a model is deduced to calculate the dielectric loss.

对于non-Debye弛豫介质, 导出了其介质损耗的计算模型.

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Dielectric loss tangent ( tan σ ) is the most important parameter that reflects the apparatus'insulation condition.

介质损耗因数 ( tanσ ) 是反映设备绝缘状况的重要参数.

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On the Measurement of Tangent of Dielectric Loss Angle in XLPE Cables

XLPE电缆绝缘介质损耗角正切测试方法的探讨

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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

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Doping of Ni/ Co did not change the phase structure, but increased the dielectric loss capacity. The dielectric polarization process was ascribed to ionic polarization.

经过Ni掺杂、Co掺杂以及Ni/Co共掺杂后，产物的形貌、晶相变化不明显，但介电损耗强度增大，主要极化机理归因于离子极化。

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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。

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Dielectric Loss Test of Current Transformer LCWD_2-110 with Electric Field Interference

电场干扰下LCWD2-110电流互感器介损测量

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Design of Thermostatic Control System of Oil Cup Used in Insulating oil Dielectric Loss Measuring

绝缘油介损测量中的油杯恒温控制系统设计

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Research on Virtual Instrument for On-line Measurement of Dielectric Loss Tangent

虚拟介质损耗角在线检测仪的研制

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The dielectric Loss is tested using the instrument of DETAL& 2000 and the dielectric loss obtained shows that it is negative at first and increases with higher testing voltage, furthermore becomes positive when sample surface is swamped.

利用DETAL&2000测试仪对电缆试样进行介质损耗角正切的测量试验，发现电缆试样的介质损耗角正切开始为负，但随着测量电压的升高逐渐增大，在试样发生表面击穿时，变成正值。

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As the prevalence of dielectric loss, material can be heated in microwave field and the high temperature will affect greatly the reliability and the efficiency of microwave system.

由于普遍存在介电损耗，材料在微波场中会受热升温，而高温对很多微波系统的工作可靠性和效率都有较大影响，例如微波烧结以及各类微波器件的发热等都属于这类问题。

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BST doped with proper amount of La could restrain the largen of grains, improve dielectric constant and decrease dielectric loss, whereas La_4Ba_4Ti_7O_ ( 24) raised when more La doped, and it was harmful to dielectric properties.

适量La掺入BST中，能抑制晶粒长大，增大介电常数和降低介电损耗，但La掺杂过多会产生La4Ba4Ti7O（24）相，有损介电性能。

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Study on Field Testing High Voltage Dielectric Loss of Current Transformer

电流互感器高压介损现场测量方法的研究

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Dielectric constant and dielectric loss of the composite showed excellent frequency and temperature stability.

复合材料的介电常数和介电损耗具有良好的频率和温度稳定性。

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The paper then designs the broadband multimode test cavity and solves the problem of mode identifying automatically and mode searching in the test of low loss dielectric material.

本文设计了宽频带一腔多模测试腔，并成功地解决了测试中模式识别和搜索技术。

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Influence of δ Tap Insulation on CVT Dielectric Loss Measurement

δ端子绝缘对CVT介损的影响

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The results show that the solidified composite has properties of low sectional electrion ( less than 2pc) and low dielectric loss tangent ( less than 0.01) and the chief reasons of successful experiment have been also discussed.

测试结果表明固化物具有低局放（小于2pc）和低介损（tgδ小于0.01）特点，初步分析了实验成功的主要原因。

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Method for measuring grain moisture content based on dielectric loss tangent

基于介质损耗因数的粮食水分测量方法

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Characteristic on the tangent of dielectric loss angle for coal has been researched by using fractal geometry theory.

利用分形几何理论对煤的介质损失角正切的特征作了深入的探讨.结果表明，煤的介质损失角正切tgδ具有分形特征；

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Effet of guard gap of three electrode system on dielectric loss measurements

三电极测量介质损耗中保护间隙对测量的影响

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The functions of this meter include RLC meter, dielectric loss angel meter, MOA meter, electric meter, direct-resistance meter and check gauge.

该测试装置能够完成的测试功能相当于：RLC测试仪、介质损耗角测试仪、MOA测试仪、电气参数测试仪、直流电阻测试仪以及电表校验仪。

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Online monitoring terminal of dielectric loss based on DSP and CPLD

基于DSP和CPLD开发容性设备介损在线监测终端

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Part-filled Sample Rectangle Waveguide Sensor for Testing Medium and High Loss Dielectric Material

电磁参数测试用部分填充试样矩形波导传感器

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Considering these difficulties, the author develops a new type dielectric loss tangent tester for capacitive-type equipment.

本文针对以上技术难点, 研制了一种新型 电容型 电气设备介质损耗测试仪.

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The effect of different impurities and dopants on the dielectric loss of alumina ceramics are reviewed.

综述了不同杂质及掺杂对氧化铝陶瓷介电损耗影响的研究进展.

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High Accuracy Dielectric Loss Angle Measurement Algorithm Based on Triangular Self-Convolution Window

基于三角自卷积窗的介损角高精度测量算法

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PbO deficiency only affected dielectric loss very weakly.

而铅欠缺对介电损耗影响很小.

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The different results of dielectric loss test of current transformer LCWD_2-110 between the positive wiring and negative wring are analyzed in this paper.

通过在电场干扰下对LCWD2-110电流互感器分别采用正接线和反接线测量其介损（tgδ）的结果进行比较，选出较好的测量方法。

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