Network tripping and reclosing device transformer undercurrent trip 变压器欠流跳闸装置
The correspondent changes from single phase reclosing mode to synthesis reclosing mode were introduced as well. 并介绍了单重改综重所做相应的改变。
Improvements of reclosing circuits during upgrading substation automation systems 变电所自动化升级中的重合闸回路改造
This requirement has brought about the development of breaker operating mechanisms that are not only high-speed opening, but are also high-speed reclosing. 这种要求已促使研制出具有不仅能快速分闸而且也能快速重合闸的断路器操动机构。
The long last of bushfire, causing the failure of transmission line's reclosing, repeated trips or failure to rework in a short time, severly threatens power system's safety and stability. 由于山火燃烧一般持续时间较长,输电线路因山火跳闸后重合闸往往重合不成功,或重合后重复跳闸,短时间内线路无法正常运行,给电网造成的危害较大。
Reasonably arranging operating mode, reforming line comprehensive reclosing, improving power supply reliability; 合理安排运行方式,改进线路综重,提高供电可靠性。
Network tripping and reclosing device With the reasonable gearing, it is powerful in cutting. With high efficiency. 电力网自动跳闸和重合闸装置传动装置合理,切削力大,功效高。
Study on Reclosure Technique Based on Branch Transient Potential Energy; This requirement has brought about the development of breaker operating mechanisms that are not only high-speed opening, but are also high-speed reclosing. 基于支路暂态势能分析的重合闸技术研究这种要求已促使研制出具有不仅能快速分闸而且也能快速重合闸的断路器操动机构。
Single-phase adaptive reclosing based on phase angle of fault 基于故障相相角的单相自适应重合闸
Discussion on the Relay Protection and Auto Reclosing Device and Their Configuration for High Voltage Transmission Line 论高压输电线路继电保护与自动重合闸装置与配置
Analysis on Coordination of Automatic Reclosing in Line-transformer Strings with 3/ 2 Connection 3/2接线特殊运行方式下线变串自动重合闸配合分析
The development of automatic reclosing made the unattended substation practical. 自动重合闸的研制使无人值班变电站得以实现。
Influence of three-phase reclosing sequence on system transient stability 三相重合时序对系统暂态稳定性影响的机理分析
Simulations show considerable promotion in the transient stability limit on a transmission line after reclosing time optimization. 算例表明优化重合时刻可以大幅提高输电线路暂态稳定极限。
Periodic-automatic reclosing equipment Close-brake have two kinds of close brake electromagnet and manual button. 周期性自动重合闸装置合闸操作有合闸电铁及手动按钮操作两种。
Study on the Mathod of Transformer Inrush Current Inhibition Based on Estmated Flux in Core before Reclosing 基于合闸前铁心内磁通估计的变压器涌流抑制方法研究
Effect of Different Harvest Dates on Qualities of Juglans Regia For phase-to-phase fault, it trips three phases and recloses three phases ( checking synchronization and no-votage); when reclosing on permanent fault, it trips three phases. 不同采收日期对三台核桃品质的影响使开关相间故障跳三相,重合三相(检定同期或无压),重合于永久性故障跳三相。
A single-phase adaptive reclosing method based on improved corrected coefficient 一种改进相关系数法在单相自适应重合闸中的应用
The improvement of reclosing mode for feeder, from single phase reclosing mode to synthesis reclosing node, was introduced. 介绍了馈线路重合闸方式的改进,将馈线路重合闸的方式由单重方式改为综重方式。
Stree Combination ingored in Water Gate Construction periodic-automatic reclosing equipment 简析水闸在施工期不容忽视的应力组合周期性自动重合闸装置
Researches on the Coordination between Autoreclose Circuit Breaker and Relay Protection; The development of automatic reclosing made the unattended substation practical. 自动重合闸(ZCH)与继电保护配合技术研究自动重合闸的研制使无人值班变电站得以实现。
Analysis of Reclosing Function and Operating Sequence of Power System at Mine Substation 矿山变电所电力系统的重合闸功能及操作顺序分析
New scheme on reclosing phase by phase for double-circuit transmission lines on the same tower 同杆平行双回线路按相重合闸新方案
Design and realization of reclosing software used in Nanyang 110 kV line 南阳电网110kV线路重合闸软件包的设计与实现
Single-phase adaptive reclosing relay of EHV transmission line with neutral reactor 利用中性点电抗器实现高压输电线单相自适应重合闸
Some discussions is made for setting reclosing time in power system. 文章从有利于系统稳定的角度对电力系统中线路重合闸时间的整定作了一些讨论。
A new intelligent on-line capturing of the optimal reclosing time of transient fault is presented. 提出了一种新的智能实时捕捉方法,对瞬时性故障的最佳重合闸时间进行了捕捉。
Simulation results indicate that this measure adopted by automatic reclosing can greatly reduce the impact current and overvoltage. 仿真结果表明在此方法在断路器自动重合闸时可以大大减小关合瞬间的冲击电流和合闸过电压。
The transient process and control method of three-phase induction motor after dumping and reclosing is analyzed and researched in this thesis. 论文深入分析和研究了感应电机断电与重合闸的瞬态过程及其控制方法,并结合实际项目进行了仿真和控制研究。