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- field protective relay 失磁继电器
- An "Overcurrent Relay" is a type of protective relay which operates when the load current exceeds a preset value. 过电流继电器是继电保护装置的一种，当负载电流超过整定值时，继电器动作。
- Voltage Clamping. The circuitry necessary to protect relay contacts from excessive voltage caused by switching current into inductive loads. 电压箝位为保护继电器触点不受切换至感性负载的电流引起的太大电压损坏所必须的电路。
- The earth's magnetic field protects us from the sun's harmful radiation. 地球磁场让我们免受太阳辐射的伤害。
- YUE Quan-ming,GU Yong-peng,LU Fei-peng.GA based determination of minimum break point set for optional coordination of directional protective relay in a multiloop network[J].Relay,2002,30(8) :23 -26. [6]乐全明;顾永朋;吕飞鹏.;基于GA的环网方向保护配合最小断点集的计算[J]
- Based on the request and principle of the test of protective relaying equipment, the system composed of PC+PLC implements field intellectual test for protective relaying equipment. 系统从继电保护装置测试的需求和原理出发,采用PC机+PLC的架构,实现继电保护装置的现场智能测试。
- Be familiar with electric engineering design, detail design, PSB requirement, LV/MV switchgear, and protection relay. 熟悉电力设计、二次图设计、开关柜设计、继电器保护设计。
- GE Yaozhong. Adaptive protection relay and itps prospect ofdevelopment . Automation of Elect ric Power Systems , 1997 ,21 (9) : 42246. 葛耀中.;自适应继电保护及其前景展望
- A kind of design method of microprocessor protection relay apparatus based on real time operating system(RTOS) was introduced in this paper. 介绍了一种基于实时操作系统的微机继电保护装置的设计方法。
- ANSI protective relay designation numbers 美国国家标准保护继电器标准指数
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
- Protective relay applications to transmission lines 传输线路保护继电器的应用
- Export of medium voltage protection relays and energy meters. 出口中级电压带保护继电器和累计式瓦特表。
- Intelligent Design on Overload Protective Relay 过载保护继电器的智能化设计
- Sensitive protective relays operated by ground fault currents clear these faults at an early stage. 由接地故障电流而动作的灵敏保护继电器在故障早期就将故障清除。
- In the end, the distribution network reliabilities considering voltage sags and protective relays or not are compared. 最后比较了计及电压暂降和保护性能前后的配电网可靠性指标变化。
- The crowd cheered as the teams entered the field. 球队入场时观众们为之欢呼。
- Abstract： To seek an appropriate algorithm is an important task for microprocessor-based protective relaying. 摘 要： 寻找合适的算法是微机保护的一个重要任务。
- On the map the drains of each field are laid sown. 地图上标有每一块地的排水沟。
- Right-handed batters usually hit to left field. 右撇子击球手把球打到左外野。
