CN106053955B - 一种低频正弦激励下油纸绝缘系统相对介电常数的测试方法 - Google Patents
一种低频正弦激励下油纸绝缘系统相对介电常数的测试方法 Download PDFInfo
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- CN106053955B CN106053955B CN201610538792.7A CN201610538792A CN106053955B CN 106053955 B CN106053955 B CN 106053955B CN 201610538792 A CN201610538792 A CN 201610538792A CN 106053955 B CN106053955 B CN 106053955B
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- 238000009413 insulation Methods 0.000 title claims abstract description 70
- 238000010998 test method Methods 0.000 title claims abstract description 13
- 238000012360 testing method Methods 0.000 claims abstract description 28
- 230000005284 excitation Effects 0.000 claims abstract description 16
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2617—Measuring dielectric properties, e.g. constants
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- Testing Electric Properties And Detecting Electric Faults (AREA)
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CN108061826B (zh) * | 2017-08-24 | 2019-01-25 | 西南交通大学 | 大型卷铁心牵引变压器绕组工艺效果的检验方法 |
CN107561371B (zh) * | 2017-08-25 | 2019-07-12 | 西南交通大学 | 一种油浸式套管频域介电响应实验的加速测试方法 |
CN107576894B (zh) * | 2017-08-25 | 2018-12-25 | 西南交通大学 | 一种冲击负荷下套管内绝缘受潮实验的方法 |
CN108562802A (zh) * | 2018-06-05 | 2018-09-21 | 重庆大学 | 一种仿真多层油纸绝缘混合体系空间/界面电荷分布的方法 |
CN109932343B (zh) * | 2019-03-25 | 2021-04-27 | 河海大学 | 一种基于激发态载流子拟合温度的弛豫时间计算方法 |
CN113447537B (zh) * | 2021-06-25 | 2023-05-05 | 海南电网有限责任公司电力科学研究院 | 油纸绝缘频域介电谱测量方法、装置、存储介质和终端 |
CN114002571B (zh) * | 2021-11-03 | 2024-09-24 | 华北电力大学 | 一种用于变压器角环结构绝缘特性测试的仿形电极 |
CN115954071B (zh) * | 2023-03-10 | 2023-05-16 | 西南交通大学 | 一种确定吸波材料介电常数的方法 |
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CN105158655A (zh) * | 2015-08-24 | 2015-12-16 | 江苏大学 | 一种基于频域介电理论的变压器油纸绝缘老化状态评估方法 |
CN105301366B (zh) * | 2015-10-26 | 2018-05-04 | 西南交通大学 | 低频正弦激励下变压器油隙复电容测试方法 |
CN105259425B (zh) * | 2015-10-26 | 2018-02-06 | 西南交通大学 | 低频正弦激励下变压器油隙相对介电常数的测试方法 |
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