It is a widely used and quit efficient method to use gas dissolved in oil as character to diagnose transformer fault.
以油中溶解气体为特征量对变压器进行故障诊断是一种使用广泛而十分有效的方法。
The synthetic diagnosing of transformer faults based on dissolved gas-in-oil analysis (DGA) is introduced.
介绍了基于油中溶解气体分析（DGA）的电力变压器故障综合诊断。
Through the analysis and research for the dissolved gas in transformer oil, the "non-code ratio method" is given to analyse and judge transformer fault.
通过对实际故障变压器油中溶解气体的分析研究，提出了用“无编码比值法”分析和判断变压器故障性质的诊断方法。
Online detection technology of transformer oil dissolved gas can be used to analyze insulation status of transformer effectively, and the gas sensor in online detection is crucial to this technology.
在线监测变压器油中溶解气体可有效地分析变压器绝缘状况，在线监测用气体传感器是实施该技术的关键。
To use dissolved gas analysis (DGA) in oil can discover the nature of hidden fault sensitively in power transformer.
用油中溶解气体分析(DGA)能灵敏地发现电力变压器潜伏性故障的性质。
According to the compare of the actual data and the alarm value of the dissolved gas in the oil, we can make whether there is failure and its primary characteristic for the transformer.
按油中溶解的特征气体含量数据与注意值比较进行判断，可以对变压器等设备有无故障及故障性质作出初步判断。
Currently, the chromatographic column and gas sensor are widely used in online monitoring devices of dissolved gases in transformer oil.
目前，色谱柱和气敏传感器已广泛应用于变压器油中溶解气体在线监测装置中。
Introduce the system of state monitoring, diagnosis and integration in SPM transformer station, and the method of on-line monitoring dissolved gas in transformer oil.
介绍了SPM型变电站状态监测诊断集成系统及变压器油中溶解气体的在线监测方法。
The traditional gas chromatography for testing dissolved gas in transformer oil has the disadvantage of multiple analytic links, frequent operation, long testing cycle and large errors.
传统气相色谱法检测油中溶解气体存在分析环节多、操作频繁、试验周期长、误差大等弊病。
In order to realize fiber detecting, the fault gas dissolved in the transformer oil must be separated by the macromolecule membrane.
只有分离出溶解在变压器油中的气体才能实现光纤探测，所以本文的关键技术是如何把故障气体从变压器油中分离出来。
In order to realize fiber detecting, the fault gas dissolved in the transformer oil must be separated by the macromolecule membrane.
只有分离出溶解在变压器油中的气体才能实现光纤探测，所以本文的关键技术是如何把故障气体从变压器油中分离出来。
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