1、电气行业常用英语单词教材电气行业常用英语单词一电气名词 Electric items二线路（母线、回路）Lines (Bus , circuits)三设备 Equipments四保护、继电器 Protection , relays五电气仪表 Electric instruments六防雷 Lightning protection七接地 Grounding , earthing八室、所 Room , Substation九电修车间设备 Equipments of electric repair十材料 Material十一图名 Drawings , diagrams十二表头 Tables十三标准图
2、词汇 Terms from standard DWG一电气名词 Electric items交（直）流 Alternating (direct) current短路电流 Short-circuit current起始次暂态短路电流 Initial subtransient short-circuit current冲击电流 Impulse current稳态短路电流 Steady state short-circuit current临界电流 Critical current切断电流 Rupturing current熔断电流 Blow-out current故障电流 Fault curren
3、t计算电流 Calculating current极限有限电流 Limit effective current过电流 Over current逆电流 Inverse current整定电流 Setting current额定电流 Rated current电流密度 Current density短路电流最大有效值 Maximum effective value of short-circuit current高压 High-voltage , High-tension低压 Low-voltage , Low-tension计算电压 Calculating voltage激磁电压 Excitin
4、g voltage冲击电压 Impulse voltage临界电压 Critical voltage残留电压 Residual voltage击穿电压 Puncture voltage脉动电压 Pulsating voltage供电电压 Supply voltage电力电压 Power voltage照明电压 Lighting voltage灯丝电压 Filament voltage额定电压 Rated voltage电压损失 Voltage loss过(欠)电压 Over (under) voltage线路电压 Line voltage电压降 Voltage drop工作电压 Working
5、 voltage一次电压 Primary voltage二次电压 Secondary voltage电源 Electric source (power supply)自控电压 Power supply for process control6kV控制闪光电源 Flashing supply for 6kV control工作电源 Working power supply (electric source)保安电源 Emergency power supply (electric source)直流稳压电源 Stabilized D.C. source控制电源 Control supply直流电
6、源 D.C. source交流电源 A.C. source负荷计算 Load calculation设备容量 Installed capacity需要容量 Electric demand功率因数 Power factor安装高度 Mounting height耐电压 Breakdown voltage工频耐压 High-voltage test with working frequency表面闪络 Surface flash-over直流泄漏 D.C. leakage体电阻率 Volume resistivity介质损失角 Dielectric loss angle击穿强度 Puncture
7、intensity电压等级 Voltage grade比重 Specific gravity性能 Feature相序 Phase sequence瞬时 Instantaneous倾角 Angle of inclination跨度 Span正极 Positive pole负极 Negative pole截面(积) Cross section area辅助电源 Auxiliary source遮断容量 Interrupting capacity载流量 Current-carrying capacity校正系数 Correction factor连续负荷 Continuous load长期载流量 C
8、ontinuous capacity长时间额定值 Longtime rating电动机堵转电流 Locked-rotor motor current限定负荷 Limited load电感负荷 Inductive load感应电流 Induced current二线路（母线、回路）Lines (Bus , circuits)母线 Bus-bar合闸电源 母线 Closing power source bus闪光母线 Flashing-bus备用母线 Spare bus装在支柱上的插接式母线 Post-supported plug-in bus way装在吊钩上的插接式母线 Hook-suppor
9、ted plug-in bus way装在支架上的插接式母线 Bracket-supported plug-in bus way小母线 Miniature bus电源小母线 Power supply miniature bus操作小母线 Operating miniature bus事故信号小母线 Miniature bus for fault signal闪光小母线 Flashing miniature bus主母线 Main bus直流主母线 D.C. main bus预告母线 Prewarning bus干线 Main line照明干线 Lighting main line接地干线 Gr
10、ounding main line插座干线 Receptacle main line电压干线 Voltage main line端子出线 Terminal outgoing中性线 Neutral支线 Branch-line引入线 Lead-in电气线路 Electric circuit交流配电线路 A.C. distribution circuit直流配电线路 D.C. distribution circuit事故照明线路 Emergency lighting circuit控制线路 Control circuit接地或接零线路 Grounding or neutralizing circui
11、t信号线路 Signal circuit有接地极的接地线路网 Grounding with grounding electrodes定子绕组测温回路 Temperature measuring circuit for stator winding接地信号回路 Grounding signal circuit闪光信号回路 Flashing-signal circuit开阀回路 Circuit for opening valve关（闭）阀回路 Circuit for closing valve开度计回路 Circuit for opening meter电流测量回路 Current-measuri
12、ng circuit差动保护回路 Differental protective circuit过流保护回路 Over-current protective circuit合闸回路 Closing circuit停车延时回路 Delayed shutdown circuit掉闸回路 Trip circuit激磁回路 Exciting circuit备用回路 Spare circuit主回路 Main circuit馈路 Feeder circuit现有回路 Existing circuit单线回路 Single-wire circuit接地回路 Earthed circuit有电压的电路 Liv
13、e circuit三设备 Equipments高压开关柜 H.V. switchgear动力配电箱 Power distribution cabinet电源配电箱 Source distribution cabinet直流配电屏 D.C. switchboard (distribution panel)交流低压配电屏 A.C.L.V. switchboard (distribution panel)静电电容器柜 Static capacitor cabinet多种电源插销箱 Receptacle box for miscellaneous power supplies控制箱 Control c
14、abinet照明配电箱 Lighting (distribution panel)连接箱 Junction box出线盒 Outlet box开关箱 Switch box控制台 Console分段屏 Sectionalizing panel进线屏 Incoming line panel电控箱 Electric control panel边屏 Side board端子箱 Terminal box供电盘 Power supply box瓶车箱 Synchronizing cabinet感应调压器专用变压器高压柜 Special transformer H.V. cabinet for induct
15、ion voltage regulator电压互感器柜 Potential transformer cabinet信号屏 Signal panel浮充屏 Floating panel蓄电池屏 Battery panel充电屏 Charging panel母线联络柜 Bus tie cabinet转换开关 Transfer switch电压表转换开关 Voltmeter change-over switch铁壳开关 Metal-clad switch (Iron-clad switch)管式熔断器 Cartridge fuse真空断路器 Vacuum circuit breaker (V.C.B
16、.)自动开关 Automatic switch高压 负荷开关 H.V. load break switch三极高压断路器 3-pole HV circuit-breaker刀开关 Knife switch转换开关 Transfer switch双极铁壳开关 2-pole iron-clad switch风扇变速开关 Fan speed regulator switch密闭照明灯开关 Hermetic lighting switch防爆照明灯开关 Explosion-proof lighting switch行程开关 Limit switch高压隔离开关 H.V. disconnecting s
17、witch明装单极板钮开关 Surface-mounted single-pole toggle switch暗装单极板钮开关 Flush-mounted single-pole toggle switch三路开关 Three-way switch气密式组合开关 Hermetic packet type switch防护式开关 Guard type switch联锁开关 Interlock switch操作方式选择开关 Selecting switch for types of operation控制电源开关 Switch for control supply主令开关 Master switc
18、h (controller)多切点切换开关 Multi-point change-over switch按钮 Push-button控制按钮 Control push-button防爆控制按钮 Explosion-proof control push-button事故紧急按钮 Emergency stopping push-button起动按钮 Starting push-button停止按钮 Stopping push-button现场按钮 Push-button in field挡板 damper音响解除按钮 Push-button for sound release起动器 Starter
19、磁力起动器 Magnetic starter综合起动器 Combination starter (Magnetic starter combination)电力变压器 Power transformer调压变压器 Voltage regulating transformer电压互感器 Potential transformer电流互感器 Current transformer照明变压器 Lighting transformer三相三绕组变压器 3-phase tertiary winding transformer高压试验变压器 H.V. testing transformer局部照明变压器
20、Local lighting transformer多量程仪用电流互感器 Multi-range current transformer for measurement降压变压器 Step-down transformer伺服电动机 Servo-motor双电压电动机 Dual-voltage motor感应电动机 Induction motor交流异步电动机 A.C. asynchronous motor同步电动机 synchronous motor三相滑环感应电动机 3-phase slip-ring induction motor三相鼠笼感应电动机 3-phase squirrel-ca
21、ge induction motor绕线式电动机 Wound-rotor induction motor反应式电动机 Reaction motor柴油发电机 Diesel generator励磁发电机 Excitation generator明装双极插座 Surface-mounted 2-pole receptacle暗装双极插座 Flush-mounted 2-pole receptacle双极带接地插座 2-pole receptacle with grounding contact单相三孔明插座 Surface-mounted single phase 3-pole receptacl
22、e防护式明装三相四孔插座 Guard type surface-mounted 3-phase 4-pole receptacle配照型灯 Standard dome lighting fitting搪瓷深照型灯 Enameled high bay lighting fitting防水防尘灯 Water and dust proof lighting fitting安全灯 Safety lighting fitting隔爆灯 Explosion-proof lighting fitting弯灯 Goose-neck light壁灯 Wall light高压水银灯 High pressure m
23、ercury vapor lighting fitting投光灯 Flood-light (projection light)信号灯 Signal lamp天棚灯 Ceiling-mounted lighting fitting局部照明灯 Local lighting fitting灯座 Lamp holder事故照明灯 Emergency lighting fitting高压水银荧光灯 H.P. mercury fluorescent lighting fitting广照型工厂灯 Wide lit type industrial fitting深照型灯具 High bay lighting
24、fitting白炽灯具 Incandescent lamp (bulb)圆球型灯 Globe lamp嵌入式荧光灯 flush type fluorescent lighting fitting红色障碍灯 Red obstruction lamp for aviation厂区道路照明灯 Street lighting in plant area路灯 Street lamp视孔灯 Inspection hole lamp立杆弯灯 goose-neck post lamp , pole lamp模拟报警信号 Semigraph and alarm signal自整角机 Selsyn励磁机 Exci
25、ter显示器 Display电位器 Potentiometer内电阻 Internal resistance固定电阻（器） Fixed resistance脱扣 Release , trip分励 Shunt trip特殊失压脱扣器 Special no-voltage release“或”开关放大器 “Or” switch amplifier制动器 Brake电容 Capacitor整流器 Rectifier镇流器 Chock分流器 Shunt油变阻器 Oil immersed rheostat频敏电阻器 Frequency sensitive rheostat滑线变阻器 Sliding rh
26、eostat蜂鸣器 Buzzer电机加热器 Space heater (for motor)空气断路器电机操作机构 Motor operating mechanism for air circuit-breaker可控硅励磁装置 Silicon controlled rectifier excitation device保护装置 Protective device (element)闪光装置 Flashing device接闪装置 （避雷器） Lightning arrester断相保护 Phase failure protection四保护、继电器 Protection , relays信号
27、继电器 Signal relay过电流继电器 Over-current relay电压继电器 Voltage relay时间继电器 Time relay中间继电器 Auxiliary relay热继电器 Thermal relay温度继电器 Temperature relay瓦斯继电器 Gas relay控制电源中间继电器 Auxiliary relay for control supply自动操作继电器 Relay for auto-operation低电压继电器 Under-voltage relay过电压继电器 Over-voltage relay联锁继电器 Interlock rela
28、y冲击继电器 Impact relay合闸位置继电器 Close position relay逆流继电器 Reverse-current relay差流继电器 Differential current relay差动继电器 Differential relay电流继电器 Current relay功率继电器 Power relay接地继电器 Earthing relay重合闸继电器 Reclosing relay同步继电器 Synchronous relay速动继电器 Quick acting relay定时限继电器 Definite time relay光电继电器 Photoelectric
29、 relay电子继电器 Electronic relay电磁式继电器 Electromagnetic relay电动式继电器 Electrodynamic relay气压继电器 Gas-pressure relay继电器常开触点 Relay N.O. contact继电器常闭触点 Relay N.C. contact继电器保护触点（常开） Relay holding contact (N.O.)能自动返回的常闭按钮触点 Self-return button with N.C. contact模拟信号触点 Contact for semigraph signal强励磁接点 Shock excit
30、ation contact电感线圈 Induction coil电流线圈 Current coil脱扣线圈 Trip coil合闸线圈 Close coil释放线圈 Releasing coil掉闸线圈 Tripping coil予告信号 Prewarning signal掉闸回路断线信号 Breakage signal of trip circuit断路器事故掉闸信号 Fault trip signal of breaker掉闸音响信号 Tripping audible signal重瓦斯预告信号 Heavy gas prewarning signal温度预告信号 Temperature prewarning signal手动、自动操作时事故信号 Fault signal in manual/automatic operation保护掉闸 Protective trip控制掉闸 Control trip手动跳闸 Manual trip变电所紧急停车 Emergency shutdown at substation工艺故障 Fault in process励磁故障 Fault in excitation工作电源失电报警 No-voltage alarm of working electric source工作电源分合闸
