风电控制系统介绍.docx

ModulesinthePCS变桨控制系统(PCS)中的管理单元

PowerManagementModulesPMM 电源管理单元

Twoperformanceclasseswith13kVAand26kVAarecurrentlyavailable.

适用于两个不同级别(13kVA和26kVA)的PMM.

APMMprovidesthefollowingfunctionsinthePCS:PCS中的PMM提供以下功能:

DCpower(DClink)forthedigitalaxiscontrollersPMC

数字式轴控制器(PMC)直流电源

Chargingandmonitoringofthebatteries(PBS)

电池(PBS)充电与监测

Transformationofthepowerfromthebatteriesintothe560VDClinkfollowingamainspowerfailure

主电源故障中电池组的电源转换到560Vdc

Batterycheckandloggingofthebatterydata(BMS)

电池数据的检测和记录(BMS)

Monitoringofthemainsvoltage

主电压监控

Generationofa24VDCauxiliarysupplyfortheaxisevenafterapowerfailure

电源故障中24Vdc备用供给

Temperaturemeasurementandcontrolformotors,controllersandboxes

电机,控制器和箱体的温度测量和控制

Processingofsetpoints

设定点的处理

ControllingdatacommunicationwiththedigitalaxiscontrollerviatheCANbus

数字式轴控制器通过CANBUS总线进行数据通讯

Datatransmissiontothehigher-rankinghostcomputerviatheCANbus

数据通过CANbus传送到主机.

ServiceinterfaceforsettingupandparameterizationofthePCS(RS485)PCS(RS485)服务端口的设置和参数化

基本介绍和运行原理

TerminalsandPlugs端子排和插头

10维修接口RS485

ThisRS485interfaceisdesignedforhalfduplexoperation.Itisisolatedfromthesystemelectronicsandoffershigh-impedanceframeconnectionoftheinterfacepotential.Alldeviceswhichareconnectedtothisbusmustbeconnectedinparallelatpins1,2and3.

Forthelastdevice,ajumperisadditionallyconnectedfrompin4topin2toterminatethebus with120ohm.Onlytwisted-paircableswithshieldmaybeused.Theshieldmustbeconnectedatbothends.Conductorsizemax.1.5mm2

RS485接口用于半双向通讯.它是从系统电子元件中分离出来的并提供接口电位的高阻抗连接.所有连接在

BUS总线上的设备需并联在pins1,2和3上.

在设备中,一根120ohm跳线从BUS总线的pin2连接到pin4端口.导线长度最大:1.5mm2.

X11 FieldbusconnectionAtosystemmanagementFieldbus总线连接,A到系统管理

ThisCANbusinterfaceisdesignedforreal-timecommunicationwiththesystemmanagement.Themaximumbaudrateequ