Principle and Key Technology of Low tanδ Measurement    in Liquid Dielectric Using Rectangular Voltage Waveform

YANG Yi  min

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Principle and Key Technology of Low tanδ Measurement in Liquid Dielectric Using Rectangular Voltage Waveform

更新时间：2024-09-14

- Principle and Key Technology of Low tanδ Measurement in Liquid Dielectric Using Rectangular Voltage Waveform
- POWER CAPACITOR & REACTIVE POWER COMPENSATION Issue 4, Pages: 38-41(2001)
- 作者机构：
  
  无锡电力电容器有限公司,江苏,无锡,214035
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM934.3+2
- Published：2001，
- 稿件说明：
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[1]杨一民.方波电压法测量液体介质低tanδ值的原理和技术关键[J].电力电容器,2001,{4}(04):38-41.

YANG YI MIN. Principle and Key Technology of Low tanδ Measurement in Liquid Dielectric Using Rectangular Voltage Waveform. [J]. Power capacitor & reactive power compensation, 2001, (4): 38-41.
[1]杨一民.方波电压法测量液体介质低tanδ值的原理和技术关键[J].电力电容器,2001,{4}(04):38-41. DOI：

YANG YI MIN. Principle and Key Technology of Low tanδ Measurement in Liquid Dielectric Using Rectangular Voltage Waveform. [J]. Power capacitor & reactive power compensation, 2001, (4): 38-41. DOI：

摘要

介绍了方波电压法测量液体介质 tanδ的原理。分析了实现这一测量方法的技术关键。在测量系统的趋稳时间、测量时间的控制、测量系统各参数的设置和电流测量仪器选用等方面

提出了通过实践验证的计算方法和解决方案

并证实该方法是测量液体介质低 tanδ值

提高测量的分辨率和准确度一个有效途径

Abstract

Principle of tanδ measurement in liquid dielectric is introduced using rectangular waveform voltage. Technical key to realization of the measurement is analyzed. With respect to time approaching a stable measured value in the measuring system

control in measuring time

set up various parameters in the system

and instrument selection for current measurement

calculation method and solutions are proposed based on successful experiences. And these methods are proved to be an effective way to measure low tanδ of liquid dielectric with better measurement resolution and accuracy.

关键词

方波电压电导率趋稳时间损耗因数液体介质

Keywords

Rectangular voltage waveformConductivityTime to approach a stabe measured valueLoss factorLiquid dielectric

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Principle and Key Technology of Low tanδ Measurement in Liquid Dielectric Using Rectangular Voltage Waveform

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