风机参数中英文档格式.docx

1、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 rotor plane叶片回转锥角Tilt anglethe angle between the shaft and the horizontal （normally positive）仰角主轴和水平

2、面的夹角Overhangthe horizontal distance between the rotor centre and the tower centreline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 axes侧偏移（主轴到塔心）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

3、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 direction measured away from the tower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）kgm

4、2轮毂转动惯量 （x轴）Hub inertia（around y-axis hub coordinate system）轮毂转动惯量 （y轴）Hub inertia（around z-axis hub coordinate system）轮毂转动惯量 （z轴）Root lengthradius of the blade flange叶根半径螺孔中心圆半径Spinner diameter回转直径（球径）3towerGeometry at some stations塔架在一些截面的几何尺寸Height高Mass per unit lengthkg/m单位长度质量Diameter直径Bending

5、stiffness orNm抗弯刚度Wall thicknessmm壁厚Material density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 eigenfrequency 1st bending lateral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

6、 inertia coefficient （offshore only）流体动力惯量系数Mean water depth （offshore only）理论平均水深4Tower foundation Translational stiffnesshorizontal 基础平移刚度水平Foundation mass基础质量Rotational stiffnessaround horizonal axisNm/rad回转刚度绕水平轴Rotational inertia of foundation基础转动惯量5Nacelle Nacelle widthwithout rotor and hub 机舱

7、宽不含风轮和轮毂Nacelle length机舱长Nacelle height 机舱高Location of front of nacelle measured from tower axis 机舱前端到塔中心的距离Nacelle drag coefficient 机舱拖动系数Mass of nacelle 机舱质量Position of centre of mass of nacelle to side of tower axis 机舱重心到塔轴线的侧向距离Height of centre of mass relative to tower top质量中心相对于塔顶的高度Position o

8、f centre of mass in front of tower axis从塔轴线到机舱质量中心的前向距离Inertia about tower axis 塔架轴线惯量Nacelle inertia （around x-axis tower coordinate system）机舱惯量（x轴）Nacelle inertia （around y-axis tower coordinate system）机舱惯量（y轴）6Power train Gearbox ratio动力系增速比Generator rotational inertia电机转动惯量Brake position at high

9、 speed or low speed shaft闸位置在高速轴或低速轴（1234）Low speed shaft （LSS） rotational stiffness低速轴转动刚度LSS rotational dampingNms/rad低速轴阻尼High speed shaft （HSS） rotational stiffness高速轴转动刚度HSS rotational damping高速轴阻尼Mechanical drive train lossesconstant or speed-load-dependent look-up-table%机械传动损失Pallet mount rot

10、ational stiffness abount rotor axisin case of flexible drive train pallet （see picture）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 axis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

11、of flexible gearbox mount （see picture）增速箱相对于风轮轴的转动刚度gearbox mount rotational damping arount rotor axis增速箱相对于风轮轴的转动阻尼Moment of inertia of gearbox 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 case of short circuit constant or formula