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- The stator ground fault protection with injection voltage can provide 100%windings protection. 注入式定子接地保护能单独实现发电机定子100%25绕组的保护。
- Tai Nengling, Yin Xiagngen.The generator stator ground fault protection schemes based on the orthonormal Wavelet[J].Automation of Electric Power Systems, 2001,25(1): 39-45. [2]邰能灵;尹项根.;正交小波在发电机定子单相接地保护中的应用[J]
- Using the ratio of 3rdharms got from G-term and N-point to do the Stator Ground Fault protection, together with the way of using the ZSVolt of N-point ,can protect the whole 100% Stator Ground Fault accident. 用机端和中性点三次谐波电压的比值来监视定子接地保护可以弥补中性点零序电压保护的不足,可以配合中性点零序电压保护实现100%25的定子接地保护。
- Consider of using the changing unit of the ratio of 3rdharms got from G-term and N-point to do the Stator Ground Fault protection during the Stator Ground Fault accident, it can be quicker, can do better protection. 提出用三次谐波电压的比值的变化量来监视定子接地保护,此种方法可以提高保护的动作速度,提高保护的灵敏性和可靠性。
- Generator stator ground faults protection 定子接地保护
- A New 100% Generator Stator Ground Fault Protection Scheme Based on the Semi-orthogonal Wavelet 新型发电机100%25定子单相接地保护方案
- Study of improving sensitivity of stator ground fault protection by injecting external voltage 用外加电源式定子接地保护提高保护灵敏度的研究
- DEVELOPMENT OF A HIGH ACCURACY STATOR GROUND FAULT PROTECTION BY INJECTING 20 Hz VOLTAGE 高准确度外加20 Hz电源定子单相接地保护的研制
- Characteristics of Neutral-point Earthing Way and Analysis of Stator Ground Fault Protection of Unit 2 Generator in Ruiming Power Plant 瑞明电厂2号发电机中性点接地方式特性及定子接地保护分析
- stator ground fault protection 定子接地保护
- This ground fault protection function may be incorporated into a circuit breaker. 这种功能可以一体化设计在断路器上。
- Frequency Switching Scheme Against Generator Stator Ground Fault 切换频率式定子接地保护
- A NEW PHASE-ANGLE DIFFERENTIAL PROTECTION FOR GENERATOR STATOR GROUND FAULT WITH WAVELET TRANSFORM START-UP COMPONENT 基于小波启动的故障分量相角比差发电机定子接地保护
- Preventing the Generator Stator Ground Protection from Maloperation Caused by the Secondary Ground Fault of High Voltage Station Transformer 防止高压厂用变压器低压侧单相接地造成发电机单相接地保护误动
- Synchronous Generator MLM-FEM Coupled Mathematical Model and Its Application To Stator Ground Fault Transient Analysis 同步发电机多回路-有限元耦合数学模型及其应用
- Analysis of Injection Voltage Schemes against Generator Stator Ground Fault for Three Gorges Hydroelectric Station 三峡电站发电机外加电源式定子单相接地保护应用分析
- TRANSIENT MULTI-LOOP ANALYSIS ON THE STATOR GROUND FAULT OF LARGE SYNCHRONOUS GENERATOR--Mathematic Model 大型同步发电机单相接地故障的暂态多回路分析--数学模型
- But problems are exited in the configuration of distribution transformer and the setting for the stator earth fault protection. 但其配置及其接地保护的整定计算和校验却存在较多问题。
- stator ground fault 定子单相接地
- A study into a new ground fault protection criterion for field winding of generator 发电机励磁回路接地保护新原理的研究