电力常用英语

1、1、电力系统电力系统power system大容量电力系统bulk power system电网power grid；power network火力发电厂thermal power plant；coal-burning power plant；fossil fuel power plant水电站hydroelectric power station核电站nuclear power plant抽水蓄能电站pumped storage power station变电站power substation用户变电站customer substation开关站 switch station升压step u

2、p降压 step down主网架backbone；network frame接入系统connection to the power grid联网interconnection特高压ultra-high voltage高压直流输电high-voltage direct-current transmission换流站converter station无穷大infinite等值电路equivalent circuit标么值per unit value实际值actual value基准值base value潮流power flow开环open-loop合环closed-loop有功active pow

3、er无功reactive power电压降voltage drop载流量current carrying capacity视在功率complex power；apparent power自然功率natural power损耗loss功率因数power factor超前lead滞后lag无功补偿reactive power compenstaion感性补偿Inductive compensator容性补偿Capacitive compensator静止无功补偿static var compensation正序positive sequence负序negative sequence零序zero s

4、equence电感inductance电容capacitor电抗reactance电阻resistance电纳susceptance电导conductance导纳admittance阻抗impedance正弦稳态sinusoidal steady state暂态transient state次暂态subtransient state绕组winding抽头tap有载on-load无载off-load中性点netural电压比voltage ratio容量比capacity ratio过电压overvoltage ； surge负荷中心load center峰荷peak load基荷base lo

5、ad居民负荷residential load商业负荷commercialload甩负荷load shedding过载；过负荷overload负荷特性load characteristics负荷曲线load curve负荷率load factor发电power generation输电power transmission配电power distribution用电power utilization用电量power consumption停电blackout电力系统稳定power system stability功角稳定angle stability电压稳定voltage stability扰动d

6、isturbance同步synchronism不稳定instability可靠性reliability收敛converge定子stator转子rotor励磁系统excitation system空载no-load惯量inertia三相对称故障balanced three phase fault单相接地故障single line to ground fault短路short-circuit开路open-circuit接地grounding临界的critical平衡equilibrium感应电动机induction motor振荡oscillation谐波harmonic电磁感应electroma

7、gnetic induction充电功率charging capacity出线outgoing line进线incoming line架空线路overhead line电缆cable建设规模construction scale线路输送容量transmission capacity调相调压adjusting the voltage phase and magnitude负荷预测load forecasting电力系统规划power system planning输电规划transmission planning电磁环网electromagnetic loop network经济电流密度econo

8、mical current density解列disconnection；power system separation运行方式operating mode电力电量power load and consumption容载比capacity and load ratio经济比较economic comparison导线截面选择selection of conductor cross-section选址选线selection of substation site and line corridor输变电工程transmission and distribution project电气主接线Elec

9、trical Primary System常用电力专业英语（1） 元件设备三绕组变压器：three-column transformer ThrClnTrans 双绕组变压器：double-column transformer DblClmnTrans电容器：Capacitor并联电容器：shunt capacitor电抗器：Reactor母线：Busbar输电线：TransmissionLine发电厂：power plant断路器：Breaker刀闸(隔离开关)：Isolator分接头：tap电动机：motor（2） 状态参数有功：active power无功：reactive power电

10、流：current 容量：capacity电压：voltage档位：tap position有功损耗：reactive loss无功损耗：active loss功率因数：power-factor功率：power功角：power-angle电压等级：voltage grade空载损耗：no-load loss铁损：iron loss铜损：copper loss空载电流：no-load current 阻抗：impedance正序阻抗：positive sequence impedance负序阻抗：negative sequence impedance零序阻抗：zero sequence impe

11、dance电阻：resistor电抗：reactance电导：conductance电纳：susceptance无功负载：reactive load 或者QLoad有功负载: active load PLoad遥测：YC(telemetering)遥信：YX 励磁电流(转子电流)：magnetizing current定子：stator功角：power-angle上限:upper limit下限：lower limit并列的：apposable高压: high voltage低压：low voltage中压：middle voltage 单位标准：电能： 千瓦时 kW.h k,h小写W大写有功

12、功率 千瓦 kW k小写W大写无功功率 千乏 kvar k,v,a,r均小写视在功率 千伏安 kVA k小写V、A大写电压 千伏 kV k小写V大写长度 千米 km k,m均小写电流 安培 A A大写 电力系统 power system发电机 generator励磁 excitation励磁器 excitor电压 voltage电流 current母线 bus变压器 transformer升压变压器 step-up transformer高压侧 high side输电系统 power transmission system输电线 transmission line固定串联电容补偿fixed s

13、eries capacitor compensation稳定 stability电压稳定 voltage stability功角稳定 angle stability暂态稳定 transient stability电厂 power plant能量输送 power transfer交流 AC装机容量 installed capacity电网 power system落点 drop point开关站 switch station双回同杆并架 double-circuit lines on the same tower变电站 transformer substation补偿度 degree of co

14、mpensation高抗 high voltage shunt reactor无功补偿 reactive power compensation故障 fault调节 regulation裕度 magin三相故障 three phase fault 故障切除时间 fault clearing time极限切除时间 critical clearing time切机 generator triping高顶值 high limited value强行励磁 reinforced excitation线路补偿器 LDC(line drop compensation)机端 generator terminal

15、静态 static (state)动态 dynamic (state)单机无穷大系统 one machine - infinity bus system机端电压控制 AVR电抗 reactance电阻 resistance功角 power angle有功（功率） active power无功（功率） reactive power功率因数 power factor无功电流 reactive current下降特性 droop characteristics斜率 slope额定 rating变比 ratio参考值 reference value电压互感器 PT分接头 tap下降率 droop ra

16、te仿真分析 simulation analysis传递函数 transfer function框图 block diagram受端 receive-side裕度 margin同步 synchronization失去同步 loss of synchronization阻尼 damping摇摆 swing保护断路器 circuit breaker 电阻：resistance电抗：reactance阻抗：impedance 电导：conductance电纳：susceptance导纳：admittance 电感：inductance电容: capacitance 热工自动化常用英文缩写词ABC A

17、utomatic boiler control 锅炉自动控制AC Alternating current 交流（电）ACC Automatic combustion control 燃烧自动控制ACP Auxiliary control panel 辅助控制盘ACS Automatic control system 自动控制系统ACT actuator 执行机构A/D Analog /digital(conversion) 模/数（转换）ADP Annunciation display panel 报警显示板AEH Analog electro- 模拟式电液调节AFC Air flow con

18、trol 送风控制AGC Automatic generation control 自动发电量控制AI Analog input 模拟量输入A/M Automatic/manul 自动/手动AO Analog output 模拟量输入APC Automatic plant control 电厂自动控制ASS Automatic synchronized system 自动同期系统ARP Auxiliary relay panel 辅助继电器盘ATC Automatic turbine startup or shutdown control system 汽轮机自启停系统BCS Burner c

19、ontrol system 燃烧器控制系统BF Boiler follow 锅炉跟踪BFC Boiler fuel control 锅炉燃料控制BPS By-pass control system 旁路控制系统BTG Boiler turbinegenerator(panel) 锅炉、汽轮机、发电机（控制盘）CCR Central control room 单元（中央）控制室CHS Coal handing system 输煤控制系统CJC Cold junction compensator 冷端补偿器CPU Central processing unit 中央处理器CRT Cathode-r

20、ay tube 阴极射线管屏幕显示器D/A Digtal/analog(conversion) 数/模（转换）DAS Data acquisition system 计算机监视系统或数据采集系统DC Direct current 直流（电）DCE Data circuit-terminating equipment 数据电路终端设备DCS Distributed control system 分散控制系统DDC Direct digital control 直接数字控制DDP Distributed datd processing 分散数据处理DEH Digital electro-hydra

21、ulic control system 数字式电液控制系统DI Digital input 数字量输入DMP Damper 挡板、风门DO Digital output 数字量输出DSB Distributed switch-board 配电盘DTE Data terminal equipment 数据中端设备EEPROM Electrically-erasable programmable read only mrmory 电可擦写只读存储器E/P Electro/pneumatic(converter) 电/气（转换器）EPROM Electrically programmable rea

22、d only memory 电可编程只读存储器ES Expert system 专家系统ETS Emergency trip system 紧急停机系统EWS Engineer wok station 工程师工作站FA Full arc 全周进汽FB Field bus 现场总线FCB Fast cut back （机组）快速甩负荷FDC Furnace draft control 炉膛压力控制FSS Furnace safety system 炉膛安全系统FSSS Furnace safeguard supervisory system 锅炉炉膛安全监控系统GV Governor valve

23、 调节阀门HBP High-pressure by-pass valve 高压旁路I&C Instrumentation &control 仪表与控制INT Interlock 连锁I/O Input/output 输入/输出IDP Integrated data processing 集中数据处理KB Keyboard 键盘LBP Low-pressure by-pass valve 低压旁路LCD Liquid-crystal display 液晶显示器LED Light emitting diode 发光二极管LS Limit switch 限位开关LS Level sw

24、itch 液位开关M/A Manual/automatic 手动/自动MAX Maximum 最大值MCC Motor control center 电动机控制中心MCR Maximum continuous rating 最大连续运行负荷MCS Modulating control system 模拟量控制系统MEH (BFTP)micro-electro-hydraulic control system （锅炉给水泵汽轮机）电液控制系统MFT Master fuel trip 总燃料跳闸MHC Mechanicial hydraulic control 机械液压式控制MIN Minimum

25、 最小值MIS Management information syrtem 管理信息系统MTBF Mean time between failures 平均无故障工作时间MTTF Mean time to failure 失效（故障）前平均工作时间MTTR Mean time to repair 平均故障修复时间NC Normally Closed 常闭NO Normally open 常开OCS On-off control system 开关量控制系统OEI Optic electric interface 光电接口OFT Oil fuel trip 燃油跳闸OPC Overspeed protection CONTROL 超速保护控制OS Operator station 操作员站PA Partial arc 部分进汽PC Programmable controller 可编程控制器PCS Pulv