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    风机参数(中英).doc

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    风机参数(中英).doc

    1、序号系统名参数说明数据单位系统名参数说明1RotorRotor diameterm风轮风轮直径Number of blades-叶片数目Hub heightm轮毂中心高Tower heightm塔高Blade set anglethe angle between the rotor plane and a reference line from which the blade twist and pitch are measureddeg叶片安装角桨叶和变距之间的参考线相对于风轴回转平面的角Cone anglethe angle between the blade axis and the r

    2、otor planedeg叶片回转锥角叶片回转锥角Tilt anglethe angle between the shaft and the horizontal (normally positive)deg仰角主轴和水平面的夹角Overhangthe horizontal distance between the rotor centre and the tower centrelinem风轮中心到塔心的距离风轮回转中心和塔筒中心线的水平距离Lateral offsetthe horizontal offset between the shaft and tower axesm侧偏移(主轴到

    3、塔心)主轴和塔轴的水平偏差Rotational sensethe turbine may rotate clockwise or anti-clockwise when viewed from upwind -风轮自转方向(顺时针/逆时针)当从上风向向风机看时,风机顺时针或逆时针转2HubHub massmass without bladeskg轮毂轮毂质量不含桨叶Hub mass centrethe distance from the intersection of the shaft and blade axes to the centre of mass of the hub, in a

    4、 direction measured away from the towerm轮毂重心从主轴和叶片轴的交点到轮毂质量中心的距离Hub inertia(around x-axis hub coordinate system)kgm2轮毂转动惯量 (x轴)Hub inertia(around y-axis hub coordinate system)kgm2轮毂转动惯量 (y轴)Hub inertia(around z-axis hub coordinate system)kgm2轮毂转动惯量 (z轴)Root lengthradius of the blade flangem叶根半径螺孔中心圆

    5、半径Spinner diameterm回转直径(球径)回转直径(球径)3towerGeometry at some stations塔架在一些截面的几何尺寸Heightm高Mass per unit lengthkg/m单位长度质量Diameterm直径Bending stiffness orNm抗弯刚度Wall thicknessmm壁厚Material densitykg/m密度Material youngs modulusN/m杨氏模量Tower eigenfrequency 1st bending downwind Hz塔架一阶频率(弯曲下风向纵向)Tower eigenfrequen

    6、cy 1st bending lateralHz塔架一阶频率(横向)Aerodynamic drag coefficient-空气动力拖动系数Hydrodynamic drag coefficient (offshore only)-流体动力拖动系数(海上适用)Hydrodynamic inertia coefficient (offshore only)-流体动力惯量系数(海上适用)Mean water depth (offshore only)m理论平均水深(海上适用)4Tower foundation Translational stiffnesshorizontal N/m基础平移刚度

    7、水平Foundation masskg基础质量Rotational stiffnessaround horizonal axisNm/rad回转刚度绕水平轴Rotational inertia of foundationaround horizonal axiskgm2基础转动惯量绕水平轴5Nacelle Nacelle widthwithout rotor and hub m机舱宽不含风轮和轮毂Nacelle lengthm机舱长Nacelle height m机舱高Location of front of nacelle measured from tower axis m机舱前端到塔中心

    8、的距离Nacelle drag coefficient -机舱拖动系数Mass of nacelle kg机舱质量Position of centre of mass of nacelle to side of tower axis m机舱重心到塔轴线的侧向距离Height of centre of mass relative to tower topm质量中心相对于塔顶的高度Position of centre of mass in front of tower axism从塔轴线到机舱质量中心的前向距离Inertia about tower axis kgm2塔架轴线惯量Nacelle i

    9、nertia (around x-axis tower coordinate system)kgm2机舱惯量(x轴)Nacelle inertia (around y-axis tower coordinate system)kgm2机舱惯量(y轴)6Power train Gearbox ratio-动力系增速比Generator rotational inertiakgm2电机转动惯量Brake position at high speed or low speed shaft-闸位置在高速轴或低速轴(1234)Low speed shaft (LSS) rotational stiffn

    10、essNm/rad低速轴转动刚度LSS rotational dampingNms/rad低速轴阻尼High speed shaft (HSS) rotational stiffnessNm/rad高速轴转动刚度HSS rotational dampingNms/rad高速轴阻尼Mechanical drive train lossesconstant or speed-load-dependent look-up-table%机械传动损失Pallet mount rotational stiffness abount rotor axisin case of flexible drive t

    11、rain pallet (see picture)Nm/rad底盘相对于风轮轴的旋转刚度例如柔性驱动拖底盘(见图)Pallet mount rotational damping arount rotor axisNms/rad底盘相对于风轮轴旋转阻尼Moment of inertia of drive train pallets + componentskgm底盘及其部件的惯性矩gearbox mount rotational stiffness arount rotor axisin case of flexible gearbox mount (see picture)Nm/rad增速箱相

    12、对于风轮轴的转动刚度gearbox mount rotational damping arount rotor axisNms/rad增速箱相对于风轮轴的转动阻尼Moment of inertia of gearbox kgm2增速箱转动惯量7Generator Power electomics time constant for variable speed generator: first order lag from demanded torque to actual generator torque s电功率时间常数对于变速发电机Maximum generator torque in

    13、case of short circuit constant or formulakNm发电机的最大扭矩,例如短路转矩常数或方程Generator losses as efficiency or dependent from input power %orkw电机损失(效率)8 Rotor Brake Maximum shaft brake torqueNm主轴最大制动扭矩转子闸Shaft brake ramp times主轴刹车时间Rotor speed for brake application for parking rpm制动装置在开始停车时的风轮转速9Generator Torque

    14、-speed curve below rated: Generator speed vs. Generator torque Generator torque dependent from generator speed (independent from time)rpm,kNm在额定值内的转矩-速度曲线,发电机转速对发电机扭矩发电机扭矩来源于发电机速度(独立与时间)Minimum generator speedspeed at which generator is put on line Nm最低发电机速度发电机在线时的速度Rated generator speedsetpoint for

    15、 power control rpm额定发电机速度电控安装点Rated generator torque Nm额定发电机转矩Additional information about torque control scheme is needed. 需要的转矩控制的时间表的附加信息10Pitch system Minimum pitch angle for use at pitch regulated power production deg最小桨角发电时的变距要求变距系统Maximum pitch anglefor use at pitch regulated power production

    16、deg最大桨角发电时的变距要求Pitch position lower limit (hardware)by switch or other hardwaredeg变桨位置底限(硬件)通过开关或其他硬件Pitch position upper limit (hardware)by switch or other hardware deg变桨位置上限(硬件)通过开关或其他硬件Pitch rate limits (hardware)deg/s变距比率限制Additional information about pitch control scheme is needed.需要变距控制的时间表的附加

    17、信息11Yaw systemYaw rate for yaw manoeuvre deg/s偏航系统偏航速度偏航系统Maximum torque of yaw driveskNm偏航驱动最大力矩Rotational stiffness of yaw bearing Nm/rad偏航轴承最大旋转刚度偏航轴承最大倾覆力矩Rotational damping of yaw bearing Nms/rad偏航轴承最大旋转阻尼Torque of mechanical yaw brakeNm机械偏航制动力矩Additional information about yaw control scheme偏航策

    18、略12Control systemDefinition of manoeuvres (start,stop,emergency stop)风机启动、停止、紧停策略Definition of trigger events(overspeed,wind speed and direction,cable windup)过速、风向、解缆策略Definition of power production control scheme功率曲线控制策略13otherCut-in speedm/s切入风速Cut-out speedm/s切出风速Rated wind speedm/s额定风速Rotor rate

    19、d speedrpm转子额定转速Rotor extreme speedrpm转子极限转速Attached 1:generator torque-speed curve:转矩转速轴功率定子功率转子功率变频器容量定子电流转子电流转子电压效率总发电量(Nm)(r/min)(kW)(kW)(kW)(kWA)(A)(A)(V)(%)(kW)2.0MW双馈异步风力发电机的主要技术参数(2.0MW electric system with variable speed of the wind energy turbine with electrical blade pitch control system)

    20、1、发电机型号(Generator model):2、额定输出(Rated output): kw( r/min)3、转速范围(Rev range): r/min4、电网电压(Power voltage): 5、发电机满载运行时额定效率(Rated efficiency):6、发电机自身转动惯量(Moment of inertia):结构型式(Structure model)安装方式(Install mode): 冷却方式(Cooling mode):防护等级(Defend grade):绝缘等级(Insulation grade):旋转方向(Rotary orientation): (从轴伸瑞看Seeing from shaft)绕组连接方式(Coil mode):定子(Stator),转子(Rotor)Y。转子绕组开路电压(Rotor coil voltage):10


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