A安装高程setting elevation安全阀safe valve安装图wiring layout Installation diagram按合同in accordance with contractB布置图arrangement plan比转速specific speed比例增益proportional gain补气air admission air supply补气装置air supply device电压器transformer本图只供电站设计时参考this drawing is for design reference 备用16件spare parts 16 pieces标准件standard components不可调式水力机械non-regulated hydraulic machineryC冲击式水轮机impuls turbine操作架crosshead初生空化系数incipient cavitation factor初始压力initial pressure尺寸图dimensional drawing××尺寸暂定the measurements of ××is tentative 出厂workshop初步设计preliminary design侧视Side-view测速装置speed senser测压管pipe of measuring pressure测频单元frequency senser厂房地平groundD导水机构distributor垫圈washer顶盖headcover top cover底环bottom ring导水机构distributor导叶guide vane导叶臂guide vane lever rocker arm导叶连杆~ link导叶过载保护器~ overload protection device导叶止推轴承~ thrust bearing导叶轴承~ bearing导叶轴guide vane shaft导叶销guide vane pin导叶轴套guide vane bushings导叶轴密封~ stem seal导叶端面密封~ end seal导叶立面密封~ seal导叶限位块~ stop block导叶接力器individual ~导轴承guide bearing导叶轴压盖the gland of guide Vane shaft导流盖diversion cover导流部分diversion part大气压atmospheric pressure电机motor低压力under pressure调查报告report of investigation电液调速器electro-hydraulic governor电液转换器/电液伺服electro-hydraulic transducer/servovalve 低压机组LV units电源electricity supply电压voltage电流current（主）断路器（main）circuit breaker地脚孔anchor bolt hole地钩fixation hook地脚螺栓foundation bolt吊环螺钉lifting eye screw吊环rings吊钩lift hook镀锌管galvanized pipe电站预埋embedded by power station电站配割焊welding and cutting电站自行设计designed by power station电站自备power station self-provided丁氰橡胶thiakol rubber单耳止动弹圈one ear stop spring coil灯泡式水轮机bulb turbine蝶阀butterfly valveE额定rated峨眉山市驰骋机械Emeishan Chicheng Machinery Co.,Ltd 二期混泥土Second ConcreteF反击式水轮机reaction turbine分半键split key飞逸runaway speed飞逸特性曲线runaway speed curve分段关闭装置step closing device辅助接力器auxiliary servomotor辅助设备auxiliary equipment封面surface plot负载on load辅助常闭auxiliary normally close封水座seal block（pedestal of seal water）封水装置seal water devise发电机出风道generator vents方向自定direction customised方头短圆柱锥端紧定螺钉square set screws with short dog point and cone end放水阀drain valve放水旋塞drain cock放水管盖offlet cover发电机generatorG孤立运行isolated operation工作油压operating oil pressure工作油压上限/下限upper /lower limit of operating oil pressure 功率（表）power（meter）工况operating condition固定导叶stay vane固定盘fixed plate贯流式水轮机tubular turbine工程竣工图completion drawing规范Specification盖形螺母cap nut钢steel钢垫steel liners钢背复合自润滑材料steel backing composite self-lubricatingmaterial管路部分pipe sectionH混流式水轮机Francis turbine蝴蝶阀butterfly valve缓冲装置damping device缓冲器dashpot缓冲装置时间常数time constant of damping device电气缓冲electrical damper焊接welding后盖板back cover回油箱oil sump tankJ接力器servomotor接力器行程servomotorst roke接力器最短关闭时间minimum servomoter closing time 机坑里衬pit liner接管connecting pipe径向力radial force机械效率mechanical efficiency绝对压力absolute pressure加权平均水头weighted average head净水头net head进水管water inlet进人门mandoor检修密封stand still seal剪断销shear pin基础环foundation ring机组unit技术设计technical design机械液压调速器mechanical hydraulic governor截止阀globe valve减压板decompression plate接地栓grounding spigot静态特性static characteristic加速时间常数derivative time constantK可调式水力机械regulated hydraulic machinery可调油轴承adjustable oil bearing控制环regulating ring抗磨板facing plates抗磨滑块wear slider block空化cavitation空蚀cavitation erosion空化系数cavitation factor开关保险丝switch-fuse空气开关air-operated switch扩大初步设计enlarging preliminary design开度限制机构opening limit mechanism空载no-load可控硅SCR开槽圆柱头螺钉slotted pan head screwL漏油箱leak oil tank流量discharge力特性force character临界空化系数critical cavitation factor联轴螺栓couping bolt连杆link连杆装配link assembly立式机组vertical unit励磁屏excitation screen螺母nut连板铜套copper cover with plate六角薄螺母hexagon thin nut六角头螺栓hexagon headed bolt螺尾锥销nut tail cone pin螺旋扣turnbuckle（尾水管）拉钩the drag hook of （tail water）拉环suspension link拉板pulling plate连接法兰coupling flangeM埋入部件embedded component摩擦装置friction device毛水头gross head目录list明细表order sheet灭磁de-excitation面板panel密封环sealing ringN内螺纹旋塞阀internal-thread plug valve内接头internal-thread connecting tubeOO型密封圈O-seal ringP平板蝶阀biplane butterfly valve through flow butterfly valve平键key旁通阀by-pass valve盘形阀mushroom valve，hollow-cone valve，howell-Bunger valve配压阀distributing valve排至集水井lead the water into the collector well排水孔drain hole排水管drain pipe排水阀座pedestal of draw off valve平垫圈plat washer偏心销eccentric pin爬梯ladderQ驱动器driver球阀rotary valve ball valve spherical valve起励initial excitation前盖板front cover全贯流式水轮机straight flow turbine，rim-generator unitR软启动器soft-starter热敏开关thermo switch人工（频率）死区单元S死区dead band甩负荷load rejection手动运行manual operation事故低油压tripping oil pressure双漏油器double oil-filter双调整调速器double regulating governor水力矩hydraulic torque水流惯性时间常数water interia time constant水推力hydraulic thrust水封压板seal pressure plate射流入射角jet inclined angle射流直径jet diameter水轮发电机组hydroelectric generating set水锤water hammer水封装配seal water assembly水力机械hydraulic machinery水导轴承装配assembly of the bush of water flowing diversionbearing式中type in输入功率input power输出功率power output梳齿密封座comb-tooth-type Seal block（下/上）梳齿环（upper/ below）comb-tooth ring设计水头design head速度水头elocity head受油器oil head上冠crown双击式水轮机double-flow turbine cross-flow turbine施工图设计construction design设计规范design specification示意图Diagrammatic sketch施工图Working drawing说明书Instruction book水斗式水轮机Pelton turbine scoop turbine双击式水轮机cross-flow turbine受油器oil head输入（输出）功率input（output）power水力的hydraulic水力机械hydraulic machinery水电站hydropower station双头螺柱stud三通旋塞three way cock竖井贯流式水轮机pit turbineT通流式调速器through flow type governor推拉杆push and pull rod调速轴regulating shaft（governor shaft）调速耳座speed lug调速环铜套copper sheathing of speed ring调速机构speed institutions（regulating mechamism）调速系统governing system弹垫圈spring washer通用件standard parts铜套copper bushUVW蜗壳spiral case蜗室剖面图section plane views蜗壳鼻端spiral case nose尾水闸门tail water sluice gate尾水管draft tube tail water piping尾水管扩散段draft tube outlet part尾水管支墩~ pier尾水管里衬~ liner外购procurement卧式horizontal unitX斜流式水轮机inclined jet turbine diagonal turbine 斜流转桨式水轮机Deriaz turbine斜流定桨式水轮机fixed blade of Deriaz turbine下环band下游最低尾水位the minimum tail-water level泄水锥runner cone discharge cone协连装置combination device相序采样phase sequence sampling橡胶条rubber橡胶轴承rubber bearing橡胶圈rubber ring橡胶管rubber pipe选用select旋塞阀plug valve旋转方向direction of rotation相似工况similar operating condition协联工况combined condition现场焊缝field weldingY压力罐式调速器governor with pressure tank压盖gland油压装置oil pressure supply unit油箱座tank block油箱tank引导阀pilot distributing valve引水室flume叶片blade叶片枢轴runner blade trunnion叶轮impeller圆柱销cylindrical pin圆锥销taper pin压板pressure plate预埋至机坑embedded into foundation pit永态转差系数permanent speed droop一期混泥土First Concrete一件 a piece of（水轮机）运转特性曲线（turbine）performance curveZ整体设计overall design总图general drawing总装图general installation drawing装配图assembly drawing组合件assemblies组画Section drawing主视图top view主图Master plane闸阀gate valve止回阀check valve轴流式水轮机axial turbine轴流转桨式水轮机Kaplan turbine轴流调桨式水轮机Thoma turbine轴流定桨式水轮机Propeller turbine真空破坏阀vacuum break valve座环stay ring锥形尾水管conical draft tube肘形尾水管elbow draft tube肘型管elbow转动部件rotating component转轮runner止漏环wearing ring轴套shaft sleeve轴领guide bearing collar轴瓦guide bearing shoe轴承体guide bearing housing轴承座bearing support轴承架bearing retainer转轮室runner chamber支持盖inner head cover支撑环support ring支墩buttress dam转轮体runner hub转叶机构mechanism of runner blade转轮叶片接力器runner blade servomotor最大（最小）水头maximum（minimum）head中间接力器pilots ervomotor中间轴承the middle bearing主配压阀中间位置meutral position of main distributing vavle主阀main valve整流回路rectification circuit最低尾水位min tail water level锥管段cone主轴密封mail shaft seal暂态转差系数temporary speed droop止推垫片stopping shim装配assembly罩子cover直锥尾水管straight tap直通旋塞straight through type cock针形阀needle valve组焊件assembly and welding part导轴承guide bearing（水轮机）综合特性曲线（turbine）efficiency hill diagram，combined characteristic curve最优比转速optimum specific speed专用工具special tool1、本图仅供机组布置情况特征尺寸，有关基础及水工布置情况电站自行设计。