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电力系统专业英语

电力系统 power system 发电机generator 励磁excitation励磁器excitor 电压voltage 电流current升压变压器step-up transformer 母线bus 变压器transformer空载损耗no-load loss 铁损iron loss 铜损copper loss空载电流no-load current 有功损耗active loss无功损耗reactive loss输电系统power transmission system 高压侧high side 输电线transmission line高压high voltage 低压low voltage 中压middle voltage功角稳定angle stability 稳定stability 电压稳定voltage stability 暂态稳定transient stability 电厂power plant 能量输送power transfer 交流AC 直流DC 电网power system落点drop point 开关站switch station 调节regulation高抗high voltage shunt(逃避)reactor 并列的apposable 裕度margin故障fault 三相故障three phase fault 分接头tap切机generator triping 高顶值high limited value 静态static (state)动态dynamic (state) 机端电压控制AVR 电抗reactance电阻resistance 功角power angle 有功(功率)active power 电容器Capacitor 电抗器Reactor 断路器Breaker电动机motor 功率因数power-factor 定子stator阻抗impedance 功角power-angle 电压等级voltage grade有功负载: active load PLoad 无功负载reactive load 档位tap position电阻resistor 电抗reactance 电导conductance电纳susceptance 上限upper limit 下限lower limit正序阻抗positive sequence impedance 负序阻抗negative sequenceimpedance零序阻抗zero sequenceimpedance无功(功率)reactive power 功率因数power factor 无功电流reactive current 斜率slope 额定rating 变比ratio参考值reference value 电压互感器PT 分接头tap仿真分析simulation analysis 下降率droop rate 传递函数transfer function 框图block diagram 受端receive-side 同步synchronization保护断路器circuit breaker 摇摆swing 阻尼damping无刷直流电机Brusless DC motor 刀闸(隔离开关) Isolator 机端generator terminal变电站transformer substation给永磁同步电机Permanent-magnet Synchronism Motor异步电机Asynchronous Motor三绕组变压器three-column transformer ThrClnTrans双绕组变压器double-column transformer DblClmnTrans固定串联电容补偿fixed series capacitor compensation双回同杆并架double-circuit lines on the same tower单机无穷大系统one machine - infinity bus system励磁电流Magnetizing current 补偿度degree of compensation电磁场:Electromagnetic fields 失去同步loss of synchronization装机容量installed capacity 无功补偿reactive power compensation故障切除时间fault clearing time 极限切除时间critical clearing time强行励磁reinforced excitation 并联电容器shunt capacitor<下降特性droop characteristics 线路补偿器LDC(line drop compensation)电机学Electrical Machinery 自动控制理论Automatic Control Theory 电磁场Electromagnetic Field 微机原理Principle of Microcomputer电工学Electrotechnics 电路原理Principle of circuits电机学Electrical Machinery电力系统稳态分析Steady-State Analysis of Power System电力系统暂态分析Transient-State Analysis of Power System电力系统继电保护原理Principle of Electrical System's Relay Protection电力系统元件保护原理Protection Principle of Power System 's Element电力系统内部过电压Past Voltage within Power system模拟电子技术基础Basis of Analogue Electronic Technique数字电子技术Digital Electrical Technique电路原理实验Lab. of principle of circuits电气工程讲座Lectures on electrical power production电力电子基础Basic fundamentals of power electronics高电压工程High voltage engineering电子专题实践Topics on experimental project of electronics电气工程概论Introduction to electrical engineering电子电机集成系统Electronic machine system电力传动与控制Electrical Drive and Control电力系统继电保护Power System Relaying Protection主变压器main transformer升压变压器step-up transformer降压变压器step-down transformer工作变压器operating transformer备用变压器standby transformer公用变压器common transformer三相变压器three-phase transformer单相变压器single-phase transformer带负荷调压变压器on-load regulating transformer 变压器铁芯transformer core变压器线圈transformer coil变压器绕组transformer winding变压器油箱transformer oil tank变压器外壳transformer casing变压器风扇transformer fan变压器油枕transformer oil conservator(∽drum变压器额定电压transformer rated voltage 变压器额定电流transformer rated current变压器调压范围transformer voltage regulation rage配电设备power distribution equipment SF6断路器SF6 circuit breaker开关switch按钮button隔离开关isolator,disconnector真空开关vacuum switch刀闸开关knife-switch接地刀闸earthing knife-switch电气设备electrical equipment变流器current converter电流互感器current transformer电压互感器voltage transformer电源power source交流电源AC power source直流电源DC power source工作电源operating source备用电源Standby source强电strong current弱电weak current继电器relay信号继电器signal relay电流继电器current relay电压继电器voltage relay跳闸继电器tripping relay合闸继电器closing relay中间继电器intermediate relay时间继电器time relay零序电压继电器zero-sequence voltage relay 差动继电器differential relay闭锁装置locking device遥控telecontrol遥信telesignalisation遥测telemetering遥调teleregulation断路器breaker,circuit breaker少油断路器mini-oil breaker,oil-mini-mum breaker高频滤波器high-frequency filter组合滤波器combined filter常开触点normally opened contact 常闭触点normally closed contact 并联电容parallel capacitance保护接地protective earthing熔断器cutout,fusible cutout电缆cable跳闸脉冲tripping pulse合闸脉冲closing pulse一次电压primary voltage二次电压secondary voltage并联电容器parallel capacitor无功补偿器reactive power compensation device消弧线圈arc-suppressing coil母线Bus,busbar三角接法delta connection星形接法Wye connection原理图schematic diagram一次系统图primary system diagram二次系统图secondary system diagram两相短路two-phase short circuit三相短路three-phase short circuit单相接地短路single-phase ground short circuit 短路电流计算calculation of short circuit current 自动重合闸automatic reclosing高频保护high-freqency protection距离保护distance protection横差保护transverse differential protection纵差保护longitudinal differential protection线路保护line protection过电压保护over-voltage protection 母差保护bus differential protection 瓦斯保护Buchholtz protection变压器保护transformer protection 电动机保护motor protection远方控制remote control用电量power consumption载波carrier故障fault选择性selectivity速动性speed灵敏性sensitivity可靠性reliability电磁型继电器electromagnetic无时限电流速断保护instantaneously over-current protection跳闸线圈trip coil工作线圈operating coil制动线圈retraint coil主保护main protection后备保护back-up protection定时限过电流保护definite time over-current protection三段式电流保护the current protection with three stages反时限过电流保护inverse time over-current protection方向性电流保护the directional current protection零序电流保护zero-sequence current protection阻抗impedance微机保护Microprocessor Protection。

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