电力常用英语 汽机.doc

一、系统部分主汽及旁路系统main and bypass steam system抽汽系统steam extraction system给水系统feed water system凝结水系统condensate water system加热器疏水排气系统heater drains and vents system辅助蒸汽系统auxiliary steam system冷却水系统cooling water system润滑油系统lubricating oil system水处理系统water treatment system闭式循环水系统closed cycle cooling water system汽水系统steam and water system主蒸汽和再热蒸汽系统main steam and reheat steam system厂用和仪用压缩空气系统station and instrument compressed air system过热蒸汽系统superheated steam system给水及饱和蒸汽系统feedwater and saturated steam system主厂房内厂用水系统serice water system in main building锅炉给水系统boiler feedwater system顶轴油系统jacking oil pump密封油系统oil sealing system轴封系统gland and steam sealing system汽机疏水和放汽系统turbine drain and bent system汽机旁路系统turbine bypass system锅炉补给水处理系统boiler make-up water treatment凝结水处理系统condensate polishing system蒸汽密封系统steam sealing system供油系统oil supply system汽水取样系统steam-water sampling system工业废水处理系统industrial wastewater treatment system液压系统hydraulic system溢汽系统leak-off system排汽系统vent system真空破坏系统vacuum breaking system盘车系统turning gear system吸入系统suction steam system取样系统sampling system排汽系统relief steam system汽机房布置图turbine house layout汽机房零米层及以下平面布置图steam turbine house arrangement(0.00m & under 0.00m ground floor汽机房Xm层平面布置图steam turbine house arrangement(Xm floor)汽机房横剖面图steam turbine house elevation diagram汽机部分设备明细表steam turbine part equipment specification汽机部分设计说明书steam turbine part design description图例符号及说明legends and notes管路布置图piping layout线路图wiring layout系统图system diagram 应力计算图stress account diagram平面布置图layout plan平面图plan；plain view drawing剖面图sectional drawing剖视图cut-away view；sectional elevation流程图flow diagram运行层operating floor热平衡图heat balance diagram二、设备部分2.1 汽轮机汽机岛turbine island汽机房；汽机车间turbine house汽轮机Steam turbine燃气轮机gas turbine冲动式汽轮机impulse turbine凝汽式汽轮机condensing steam turbine背压式汽轮机back pressure trubine反动式汽轮机reacting turbine再热式汽轮机reheat turbine超临界汽轮机supercritical turbine锅炉给水泵汽机BFPT（boiler feed water pump turbine）汽机本体turbine body汽轮机组turboset超临界supercritical汽轮机转子turbine rotor焊接转子welded rotor整体转子mono-block rotor转动惯量moment of inertia汽缸；缸体casing；cylinder高压缸HPC（high pressure cylinder）中压缸IPC（intermediae pressure cylinder）低压缸LPC（low pressure cylinder）根部；叶根root叶片blade导向叶片guide blade末纪叶片last stage blade叶片槽blade groove叶顶blade top叶片振动blade vibration叶轮blade wheel叶栅blading叶轮impeller动叶片rotating blade动叶栅rotating blade row静叶stationary blade静叶栅stationary blade row反动级reaction stage反动式叶栅reaction type blading冲动级impulse stage冲转impulse starting双缸double cylinder双排汽double exhaust排汽exhaust排汽压力exhaust pressure排汽释放阀exhaust pressure relief diaphragm排汽exhaust steam抽汽管extraction line抽汽口extraction nozzle抽汽extraction steam出口outlet出口压力outlet pressure绝对压力pressure absolute压力降pressure drop压力表；压力计pressure gauge饱和蒸汽saturated steam蒸汽入口steam inlet蒸汽纯度steam purity过热蒸汽superheated steam汽侧steam side过热度superheat degree新蒸气live steam工业蒸汽process steam厂用蒸汽house service steam轴封蒸汽gland steam采暖蒸汽districting steam蒸汽质量steam quality含湿量；湿度moisture content焓熵图；莫里尔图Mollier chart焓enthalpy焓降enthalpy drop熵entropy进汽admission steam全周进汽all steam admission；full admission前置机topping turbine初压调节器main steam pressure regulator调速级室wheel chamber惰走时间idling time甩负荷load rejection低速暖机low speed warming低负荷low-load低压low pressure (LP)最大连续额定负荷maximum continuous rating (MCR)空负荷no-load快减负荷fast unloading运行工况；运行条件operating condition参数parameter临界转速critical speed极热态启动extremely hot start热态启动hot start温态启动warm start冷态启动cold start运行方式operation mode定压运行fixed pressure operation性能曲线performance curve大修停运outage for overhauling铭牌name plate发电机generator发电机空气冷却器generator air cooler汽轮发电机热耗turbogenerator heat rate汽轮发电机输出功率turbogenerator output热效率thermal efficiency运行效率operational effciency可用率availability事故跳闸emergency trip经济功率economic continuous rating（ECR）最大连续功率maximal continuous rating厂用电auxiliary power启动旁路站start-up bypass station2.2 减温器减温器Desuperheater汽封蒸汽冷却器gland steam desuperheater气冷式减热器air-cooled desuperheater喷水减温器jet desuperheater减温水attemperating water；desuperheating water润滑油冷却器oil cooler冷却塔cooling tower真空泵冷却器vaccum pump cooler恒温器；保温装置attemperator凝结水condensate凝结水硬度condensate hardness凝结点condensation point凝汽器condenser凝汽器真空低condenser low vacuum凝汽器喉部condenser neck ； condenser throat双流程凝汽器double pass condenser单流程凝汽器single-pass condenser冷却cool down冷却水cooling water冷油器oil cooler2.3 除氧器除氧器deaerator蒸汽除氧器steam deaerator喷雾淋水盘式除氧器spray-type steam deaerator淋水盘式除氧器tray-spray steam deaerator喷雾式除氧器atomizing type deaerator卧式除氧器horizontal type deaerator立式除氧器vertical deaerator2.4 加热器高压加热器HP(high pressure heater)低压加热器LP(low pressure heater)闭式冷却水加热器closed cooling water heat exchanger(加热器)封头drum head热网加热器district heater再热器reheater单流程热交换器one-pass heat exchanger油预热器oil preheater2.5 泵泵pump油泵oil pump主油泵main oil pump辅助油泵auxiliary oil pump备用油泵stand-by oil pump bearing oil事故油泵emergency oil pump顶轴油泵jacking oil pump盘车油泵barring gear oil pump自吸式油泵self-priming oil pump增压油泵booster oil pump主机润滑油输送泵lube oil transfer pump螺杆油泵worm type oil pump前置泵booster pump给水泵feedwater pump电动给水泵motor driven feedwater pump汽动给水泵turbine driven feedwater pump凝结水泵condensate pump真空破坏泵vacuum break pump疏水泵condenser sxtraction pump快速启动泵quick start-up pimp真空泵vacuum pump闭式循环冷却水泵closed cycle cooling water pump低加疏水泵low pressure water delivery pump除盐水补水泵condensate water transfer pump工业水泵industrial water pump ； service water pump排污泵blowdown pump升压泵；前置泵；注油器booster pump离心泵centrifugal pump深井泵deep-well pump加药泵dosing pump手动泵hand pump射水泵water jet pump正排量泵positive displacement pump手动液压泵manual hydraulic pump气动pneumatic电动motor液动hydraulic电磁solenold齿轮传动gear链齿操作chain电液传动electro-hydraulic汽蚀cavitation驱动齿轮drive pinion齿轮箱gear box齿轮泵gear pump齿轮组gear train备用standby活塞泵plunger pump2.6 阀门阀门valve阀门驱动器valve actuator阀盖valve bonnet阀体valve chest阀位valve position阀门定位装置valve positioner阀门门杆valve spindle阀杆valve stem气动操作pneumatically operation气动关闭装置pneumatic closing equipment开度opening阀门大开valve wide open = VWO阀位变送器position transmitter闸阀gate valve截止阀stop valve ； intercept stop valve止回阀check valve ； non-return valve气动止回阀pneumatic check valve碟阀butterfly valve节流阀throttle valve安全阀safety ； relief valve角阀angle valve调节阀control valve旋塞阀plug valve三通阀three way valve四通阀four way valve减压阀pressure reducing valve减压减温阀pressure reducing and desuperheater真空阀vacuum valve球阀ball valve高压力降阀（直通式）high pressure drop valve (straight through drag type)高压力降阀（角式）high pressure drop valve (angle drag type)疏水阀drain valve真空破坏阀vacuum breaker valve高压主汽门main stop blade高压调节汽门control valve再热主汽门和再热调节汽门reheat stop and intercept valve堵阀plug valve跳闸电磁阀trip solenoid valve电磁阀solenoid valve再沸腾阀reboiled heating valve预启阀pre-lifting valve滑阀；预启阀pilot valve针形阀needle valve主截止阀main stop valve新蒸汽阀门live steam valve液压逆止阀hydraulic check valve防火滑阀fire protection pilot valve反馈滑阀feed back pilot valve啮合电磁阀engaging solenoid valve延迟滑阀delay pilot valve通流蝶阀crossover butterfly valve控制阀；调节阀control valve逆止阀check valve旁路阀bypass valve排污阀blowdown valve节流阀throttle valve稳压阀constant-pressure valve二次门secondary valve最小流量阀minimum flow valve安全阀排气疏水装置safety valve drain & vent2.7 容器类主油箱main nil tank扩容器flash tank排污处理罐blowdown disposal tank缓冲水箱buffer storage tank沉淀水箱sedimentation tank除氧水箱deaerator tank除盐水箱condensate water storage tank闭式循环膨胀水箱closed-cycle expansion water tank汽机润滑油储存箱storage oil tank润滑油箱lubrication oil tank高温过热器出口集箱superheater put header凝汽器condenser凝汽器胶球清洗装置sponge rubber ball cleaning device收球室ball collector收球网ball screen疏水器trap疏水罐drain pot凝汽器热井condenser hotwell循环水坑circulating water pit疏水drain；drainage疏水装置drain fitting疏水捕捉器drain trap紧急疏水emergency drainage外部疏水external drain启动疏水start-up drain扩容器flash tank联箱；母管header蓄水池water storage pond2.8 过滤设备滤网strainer二次滤网secondary filter泵入口滤网pump inlet strainer临时锥式滤网temporary conical strainer细滤网fine mesh strainer粗滤网heavy mesh strainer金属网wire netting临时蒸汽滤网temporary steam strainer入口滤网suction strainer旋转滤网screw type strainer旋转式二次滤网potary secondary filter抽屉式滤网strainer电动滤水器electric filter移动式油净化装置package unit of turbing oil purifier净油站oil purification plant滤油机oil purifier油分离器oil separator过滤器filter磁性过滤器magnetic filter2.9 轴封轴封风机gland air fan轴封shaft seals轴系shaft series轴封蒸汽排汽扇gland seal steam exhaust fan轴封蒸汽调节器gland seal steam regulator轴封冷却器gland steam condenser轴封系统gland steam system2.10 管道；管件管道pipe支管branch旁路bypass管道作用力pipe action管道；管线piping外径outside diameter内径inside diameter内部管道internal pipe公称压力nominal pressure主蒸汽管道main steam piping第N级抽汽管道NO n. extraction steam piping给水管feedwater piping疏水放水管drainage piping溢水管overflow piping排汽管entpiping回油管oil return pipe循环水管circulating water piping化学补水管chemical make up water piping轴封汽管gland seal steam piping生火管路firing pipe供水管路supply pipelines回水管路return pipelines循环冷却水进水母管circulation water inlet main piping循环冷却水回水母管circulation water return main piping化学加药管chemical dosing pipe新蒸气管道live steam pipe终端点terminal point热膨胀thermal expansion热稳定性thermal stability热应力thermal stress补偿compensate膨胀节expansion joint波形补偿器bellow expansion joint节流throttle节流孔板throttle orifice单级节流孔板single stage throttle orifice多极节流孔板multistage throttle orifice流量孔板orifice plate流量喷嘴flow nozzle喷嘴nozzle喷嘴组nozzle group喷嘴环nozzle ring膨胀节expansion joint波纹管bellow斜三通lateral三通Y-bend柔性连接flexibal connection人孔manhole流量计flow meter消音器silencer多极水封multistage water sealU形水封loop seal门杆密封spindle seal机械密封mechanical seal迷宫式密封labyrinth seal大小头reducer法兰flange水平法兰horizontal flange垂直法兰vertical flange法兰接头；法兰连接flange connection法兰盖bung flange对焊封头butt weld CAP焊接堵头weld CAP回转堵板rotation stop up flange拆装管段dismantiled spool管接头union平衡管balance pipe排汽管线bleed line联通管cross over pipe扩压段；扩压器diffusor出口压头discharge head壁厚wall thickness公差；允许量tolerance元件；部件component2.11 其他设计分界design section厂家供货部件componets provided vendor管线续接号continuation reference number流向flow arrow设备接口标识号equipment connection designation放气vent设备放水或漏斗epuipment drain or funnel塔式起重机tower crane桥式起重机overhead crane龙门起重机gantry crane空气压缩机air compressor压缩空气compressed air附属设备auxiliary盘车barring gear内孔窥视仪boroscope阻尼器；缓冲器buffer破碎盘burst disc循环倍率circulating rate ； ratio滑片式压缩机vane compressor起重机；吊车crane阻尼damp阻尼装置damper紧急跳闸；事故跳闸emergency trip危急遮断装置emergency trip device导流器flow deflector稳流栅；稳流器flow straightener液力耦合器fluid coupling热备用hot standby水压试验water-pres