Malfunction analysis and improvement measure of closed abrupt direction high frequency protection on closing the ring;
系统高频保护误动作分析及改进措施
Discussion of high frequency protection against disturbance for substation;
变电所高频保护抗干扰问题的探讨
The analysis for false action of high frequency protection and its anti - accident measure;
高频保护误动原因分析及反事故措施
Analysis of abnormal operation of 220 kV high-frequency protection and its countermeasures;
220 kV系统高频保护异常运行分析及预防措施
In 220 kV election power system,application of high-frequency protection based on microcomputer is very extensive,and whether its action is right or not directly relative to electric power network s safe operation.
微机高频保护在220 kV电网系统中应用广泛,其正确动作与否直接关系到电网的安全运行。
The LZ96 high-frequency protection was used as the quick motion main protection in the whole transmission line.
采用LZ96高频保护作为全线速动主保护的输电线路,在母线PT故障时产生很强的噪声干扰,导致高频保护错误动作。
The Cooperative Problems in Micro-computer High Frequency Protection;
东风110kV微机高频保护配合问题
Study on Carrier Protection Channel for 330 kV Lines
330 kV线路高频保护通道问题的研究
The Development of a Supervisory System for High-Frequency-Protection Special-Purpose Transceivers
高频保护专用收发信机监控系统开发
High-frequency protection maloperation analysis caused by receiver with high-level
一起收信电平过高引起的高频保护误动分析
Analysis on two Malfunctions of High Frequency Protection in Hebei Southern Power System and Their Countermeasures
河北南网两起高频保护误动作事故分析与对策
Study on Comparing Phase Criterion of Operating Component in Phase Differential Carrier Protection;
相差高频保护中操作元件比相动作判据的研究
Influence of distributed capacity to high frequency protection circuit in the long-distance transmission line
远程输电线路分布电容对高频保护的影响
Using the new tri-coaxial-cable as connecting cable in high frequency protection channel to improve the anti-jamming ability of high frequency protection was suggested.
提出了用新型三同轴电缆作高频通道连接电缆可提高高频保护抗干扰能力的建议。
Research on the application of the cooperation about high-frequency protection and transceiver in Turpan 220kV power grid lines
吐鲁番电网220kV线路高频保护与收发信机配合现场应用探讨
Key Techniques on Protection of High Voltage Converter Speed Regulation
高压变频调速保护装置关键技术分析
Detection of the Protection Principles for EHV Transmission Line Based on Transient Energy;
基于暂态高频能量的超高压输电线路保护研究
The Realization of High Frquency Block Protection by Utilizing Distance Protection and Carriers
距离保护与收发信机配合构成高频闭锁保护的实现方法
Applications： Low Voltage, High Frequency Inverters, and Polarity Protection Applications.
主要用途：低电压整流，高频转换开关和极性保护。
Research on the Turn-off Transient Behaviours and Protection Circuits of IGCT Used in 6kV High Voltage Variable Frequency Drives;
6kV高压变频器功率器件IGCT特性及保护回路研究
Case analysis of carrier protection equipment with split-phase channels
高频分相允许式保护装置的应用实例分析
Series Multi-level Unit High Voltage Converter on the Protection of Grounding
单元级联多电平高压变频器接地保护之探讨
Research on Security of UHF Mobile RFID Systems Based on Privacy Protection
基于隐私保护的超高频移动无线射频识别(RFID)系统安全性研究
upper and lower adjacent channel protection margins
上、下邻频道保护裕度
