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- Based on theoretical research, short circuit reactance can be used to estimate winding deformation. 本文通过理论分析,证明可以利用短路电抗实现对变压器绕组变形的在线监测。
- The Feasibility of estimaing transformer winding deformation by measuring short-circuit reactance is analysedin detail in this paper. 本文通过理论分析,证明可以利用短路电抗实现对变压器绕组变形的在线监测。
- There are two methods of detecting the winding deformation faults in power transformer, the Low Voltage Impulse method (LVI) and the Frequency Response Analysis method (FRA). 检测变压器绕组变形的方法,国际上较早提出的是低压脉冲法(LVI),其后有频率响应分析法(FRA)。
- FRA method and LVI method are all sensitive to winding deformation, but there exists insensitive area in winding, which is close to the excited terminal under general situation. 本文通过两种方法的对比研究指出:在变形判定方面LVI法比FRA法共有更大的优越性;
- The first chapter is exordium,it mainly show the meaning of the monitoring winding deformation, the actuality and trend of frequency respond analyses, and introduce many monitoring ways. 全文共分六章,每一章的大致内容如下所示:第一章为绪论,说明了测试绕组变形的意义、频率响应分析法的现状及趋势,并对几种测试方法进行了介绍。
- By far there are no settled scales or uniform criteria that can be abided by to diagnose winding deformation, while its use is mainly depended on the comparison of the frequency response curves. 频响分析法在实际应用中,通常是比较频响曲线之间的差异,凭经验推测、判断绕组是否发生变形,而没有固定的尺度和统一的判据来衡量变形程度和变形位置。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The boat heeled over in a strong wind. 船在强风吹袭下倾侧了。
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
- A Study on Detecting Winding Deformation in Transformers with FRA Method 频响分析法测试变压器绕组变形的研究
- You operate the mechanism by winding this handle. 操纵这台机器要转动这个把手。
- Survey of Frequency Response Analysis on Winding Deformation of Transformers 变压器绕组变形的频率响应分析法综述
- Influence of Ground Wires on Transformer Winding Deformation Testing 接地线对变压器绕组变形试验的影响
- I went home along a winding mountain path. 我沿着弯曲的山路回家。
- She was like a narcissus trembling in the wind. 她像一株在风中摇动的水仙。
- Still, it's an ill wind; you will have an unexpected holiday. 不过,这也并非完全的不幸,你会享受到一次意外的休假。
- Research on Diagnosis of Power Transformer Winding Deformation by FRA 频率响应分析法检测电力变压器绕组变形的理论研究
- The north wind set them shivering. 北风吹得他们浑身打颤。
- The pitiless north wind blew for weeks. 凛冽的北风一连刮了几个星期。