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- Abstract：A control system of the initial fault current angle in shortcircuit test is proposed. 摘要：介绍了一种用于短路试验的合闸角控制系统设计方案。
- The relation between power system fault current and the initial fault current angle is analyzed and an intelligent recloser module based on choosing the initial fault current angle is put forward. 分析了电力系统故障时短路电流与合闸角的关系,提出了一种基于合闸角选择的智能重合闸模块,在重合于永久性故障时能有效地降低暂态过程对系统的冲击。
- Control System of the Initial Fault Current Angle in Power System Short-circuit Test 电力系统短路试验合闸角控制系统的研制
- initial fault current angle 合闸角
- This method guarantees a decrease in power and heat dissipation without modifying the initial fault during the test. 此方法在不改变故障覆盖率情况下,对测试向量进行排序,在测试过程中减少了电平转换次数,降低了功率消耗和发热损耗。
- SHJ-IV fault indicator installed on the wire, used to direct the flow of fault current devices. IV故障指示器安装在电线上，用于指示故障电流流通的装置。
- By reason of its high reliability, the resonant-type fault current limiter is suitable for EHV power network. 谐振型限流器具有高可靠性等优点，适用于超高压电网。
- When connecting sources to switching cards, install protective devices to limit fault current and voltage to the card. 在将信号源连接至开关卡时，请安装保护装置，限制传输至开关卡的故障电流和电压。
- A type for AC fault currents and pulsating DC fault currents. 用于交流和直流脉动故障电流。
- In this paper, SSMES with fault current limiting function for substation applications is proposed. 文中研究了应用于变电站的具有故障限流功能的SSMES。
- For the distributed capacitance of the network is the main cause of the fault current, it can be compensated and reduced by installing arc suppression coil(ASC). 电网对地分布电容的存在是接地点产生故障电流的主要原因，在电网的中性点与大地之间加装消弧线圈，可使容性电流得到补偿，从而使接地点的电流减小。
- Resistive high temperature superconducting fault current limiters (HTSFCL) utilize S-N transition of superconductor to limit the short-circuit current. 电阻型高温超导限流器(HTSFCL)利用超导体的超导态-正常态转变来限制短路电流,无需短路故障检测电路,具有体积小、重量轻的优点。
- The resonance fault current limiter (RFCL) is a practical way to solve the problem of the bulk fault current on the EHV. 谐振型限流器的电容器因故障电流引起过电压，传统过电压保护技术不适合限流器的系统工况。
- To evaluate the performance of the superconducting fault current limiter(SFCL),the PSCAD analysis has been executed on a... 通过PSCAD软件对超导故障限流器的运行特性进行仿真分析,证明超导故障限流器在电力系统中应用的意义与前景。
- The superconducting fault current limiter (SFCL) can limit current and realize to control the voltage dip in non-faulted line. 超导故障限流器可以在限流的同时实现控制非故障线路电压跌落的目的。
- On-line Monitoring of Transformer Initial Fault 变压器早期故障在线监测的实际应用
- Acknowledge and in time effective protection of power semiconductors from fault current is of utmost importance for the reliable operation of AC equipment on electric locomotive. 电力半导体器件故障电流 (特别是短路电流 )的确认与及时有效保护 ,对电力机车交流装置的可靠工作至关重要。
- But the fault current in single-phase grounding is so small that it is very hard to detect, single-phase grounding protect problem have no very effectual solution as yet. 但是由于小电流接地电网单相接地时故障电流非常小,单相接地保护问题一直没有很好的解决。
- transient current angle comparison 暂态首半周相位比较
