子系统控制逻辑描述yaw20system

ComponentSubsystemfunctiondescription-YawDoc AuthorNiApprovedbyThisispropertyofEnvisionEnergy.UseofthisisprohibitedwithoutNDAorwrittenpermissiongivenbyEnvisionEnergy.Themustnotbecopied,reproducedorhandedouttothirdparty.TheshallbereturnedtoEnvisionEnergyupondemand.2013-9ofSubsystemFunctionYaw DrafterNiApprover System System Yaw System Remote System Yaw Yaw_SC Yaw_SC System YawSystem Yaw YawLimit YawManual YawAutoControl YawManualMode YawUntwistMode YawMotorDriver Yaw YawAuto Electrical SCADA- Introduction describesfunctionsofYawChangeNiInitial2013-9-SystemInthissection,pleasedescribethebasicfunctionandpositioninwholeGlobalYawGlobalYawForMoreInformationAboutMechanicalDiagramorElectricalDiagram,PleaseReferToYawTheYawsystemisusedforthesedifferentSystemInthissection,pleasedescribetheelectricalinterface,whichincludepowerrequirement,sensorssignaltypeandphysicalmeaning,andactuatorcontrolsignaltypeandphysicalmeaning.Inthissubsection,pleaselistIOinterfaceofthisPhysicalPhysicalInthissubsection,pleaselistParametersinterfaceofthisPhysical 0338 077 角0-0 2圈2Inthissubsection,pleaselistStatuscodeinterfaceofthis RemoteInthissubsection,pleaselistRemoteCommandinterfaceofthisN NNN偏航加热器强制模式N偏航加热器手动模式NNNNNNN旁路偏航扭揽限位开NNNNNInthissubsection,pleaselistStatisticsinterfaceofthis次秒次秒Inthissubsection,pleaselistTraceloginterfaceofthisPleaseCheckSystemInWhatkindsofstatusthatyouwanttomonitor?Iftheconditionissatisfied,whtionshouldbetakenforsubsystemandwholesystem?Forexample,thegeneratortemperatureishigherthancertainvalue,warningmessageshouldbeoutput.Whengeneratortemperatureisincreasingthancertainvalue,powerreductionshouldbetaken.Ifthetemperatureishigherthancertainvalue,themachineshouldbeshutdown.Yaw将风机的偏航SC分为3CommonSC，三种机型共有的SCTypeMatch1YawSystemType1际值小于理论值SC。 SC_StartRewindingLoopCables，自动解缆SC。当偏航撞一级限位，会触发该SC。只有当解缆结束或者触发更高等级的YpLevel，复位该SC。Yaw_SCYaw_SCSystemInthissection,pleasedescribelogicbetweeninputs(fromsensororwholesystem)andoutput.Thelogicincludesautomaticcontrol,manualcontrol,subsystemmonitoringandactionswhenerroroccurred,andwhatkindsofdata ponentsownerwanttolog,statisticandfunction(eg,currentdistribution,countofopenandclose).YawSystem偏航系统主要分为了三大块：Yaw_Control,Yaw_HeaterYaw_AutoGrease。Yaw_Control中包含了手动偏航和自动偏航；Yaw_Heater为偏航电机加热器；Yaw_AutoGrease为偏航自润滑系统。YawYawLimitYawManual由多路信号组成gbMAIN_YawManual信号，去手动控制电机YawAutoControl偏航控制逻辑包含四大块：自动追风功能、加油模式、解缆模式和手动上图stateflow表示YpLevel在不同值时，会进行不形式的偏航控制。自动追风、加油模式、解缆模式和手动模式会根据YpLevel的值而进行模式跳转。Yaw_AutoTracking自动追风控制中，包含了风向追踪、偏航时间计YawDead上图所示为不同刹车等级时，偏航角度误差设定值BPLevel51时，扩大误差范、Yaw通过计算得到理论tYawtimetHalfYawTime时间内不进行任何操作。在顺时针偏航时tHalfYawTime时间tOneAndHalfYawtime时间内，检rVaneDirection的值，小1的时候，退出顺时针偏航操作，当偏航时间超tOneAndHalfYawtimerVaneDirection还未小1，则退出偏航操作；在逆时针偏航时，在tHalfYawTime时间到tOneAndHalfYawtime时间内，检测rVaneDirection的值，大于-1的时候，退出顺时针偏航操作，当偏tOneAndHalfYawtime，此时rVaneDirection还未大于-1，则退出偏航操作。YawTracking当机舱与风向夹1s平均值、30s平均值5min平均值都大于（0.5*误差极限值），或者机舱与风向夹1s平均值、30s平均值都大于误差极限值时，触发顺时针偏航1s平均值、30s平均值5min平均值都小于（-0.5*误差极限值），1s平均值、30s平均值都小于（-1*误差极Yaw偏航使能条件GreaseGreaseMode后，当前扭缆角度0，先逆时针偏45°，再顺时针偏90°，然后退出GreaseMode；当前扭缆角度小于0，则先顺时针偏航45°，再逆时针偏航90°，结束后退出GreaseMode。偏航动作时候可进行自动加油润滑。YawManualModeManual信号分为三类：Remote信号、NacelleManual信号TowerManual信号。三种类型的信号都是去控CW（1）、CCW（-1）、Stop（0）。如果触发gbLimitSwitchCableTwist信号，旁路同一方向的Manual信号，但是反方向动偏航是允许的。将偏航命令用MauanlYawCMDLim表示，1表示顺时针偏航，-1表示逆时针偏航，0表示停止偏航。如触gbLimitSwitchCableTwistCCWBridge信号CCWManual信号，偏航将处于停YawUntwistMode当进入YawUntwistMode时，电机开始上图为解缆停止条件，当大况下，解缆180度后就可退出解缆状态；小况时需解缆度才能退出YawMotorDriver偏航电机有三种状态：top，W，CW。确认偏航机构停止动作，如接收到顺时针偏航指令，令入sop下Yaw当风机不处于并网状态和偏航动作时，打开