断路器的.PPT

电气工程及其自动化专业英语 Chapter 7 Power System Protections New Words And Phrases New Words And Phrases New Words And Phrases Notes Notes New Words And Phrases New Words And Phrases Notes New Words And Phrases New Words And Phrases New Words And Phrases Notes New Words And Phrases Notes New Words And Phrases New Words And Phrases Notes * * 苏小林 顾雪平 主编 主讲人：张新慧 TelEmail：zhxh626@163.com * * * * * * New Words And Phrases Section 1 Introduction Notes Text Translation Exercises Translation Skills * * * power system protection 电力系统保护，电力系统继电保护 abnormality n. 异常，反常，不正常 sense v. 检测，读出，断定；感觉，感受，感到 circuit breaker 断路器 trip coil 跳闸线圈，脱扣线圈 electromechanical relay 机电式继电器 electromagnetic relay 电磁式继电器 induction relay 感应式继电器 protective relay 保护继电器 solid state 固态 static relay 静态继电器，无触点继电器 self-checking 自检，自校 * * * maloperation n. 误操作，误动作，维护不当 malfunction 故障 energize v. 激励，激磁，驱动，通以电流 overcurrent relay 过电流继电器 undervoltage relay 低电压继电器，欠电压继电器 underfrequency relay 低周继电器，低频继电器 directional relay 方向继电器 thermal relay 热继电器，温度继电器，热敏继电器 phase sequence relay 相序继电器 negative sequence relay 负序继电器 zero sequence relay 零序继电器 differential relay 差动继电器 percentage differential relay 比率差动继电器 distance relay 距离继电器屏 * * * plane impedance relay 平面阻抗继电器 angle impedance relay 角度阻抗继电器 Mho relay 姆欧继电器，电导继电器 offset relay 偏置继电器 restricted relay 制约式继电器 pilot relay 控制继电器，辅助继电器 wire pilot relay 有线控制继电器 carrier channel pilot relay 载波控制继电器 microwave pilot relay 微波控制继电器 transductor relay 饱和电抗型继电器 rectifier bridge relay 整流桥型继电器 electronic relay 电子继电器 * * 1. However, if due to any reason, say a fault, there is an abnormality, it is necessary that there should be a device which senses these abnormal conditions and if so, the element or component where such an abnormality has taken place is removed, i.e. deleted from the rest of the system as soon as possible. 然而，由于任何原因，比如说故障，出现非正常运行状态，有必要采用一个装置来感知这种非正常状态，然后这种出现非正常状态的元件可以被切