矿井提升机新一代传动系统矿井提升机新一代传动系统传动系统回顾DC-直流传动Cyclo交-交变频传动ACS6000SD(DTC)DescriptionofACS6000SD(DTC)MainadvantagesComparisonDTC-Cyclo-convertorSynchronousmotorACS600(DTC)forsmallerhoistswithgearboxThefutureDCDC--直流传动系统直流传动系统DC直流传动系统直流传动系统-概要直流传动系统主要用于高速DC电机驱动除中国和独联体外,新系统很少使用低速DC电机由于生产成本高,直联DC电机只小批量生产中国独联体现有的DC电机通过更换可控硅变流器可继续保留使用ABB继续研发覆盖整个功率范围的DC直流传动系统ABB继续研发高速度DC电机直流传动系统主要用于高速DC电机驱动除中国和独联体外,新系统很少使用低速DC电机由于生产成本高,直联DC电机只小批量生产中国独联体现有的DC电机通过更换可控硅变流器可继续保留使用ABB继续研发覆盖整个功率范围的DC直流传动系统ABB继续研发高速度DC电机DrivesystemreviewDC-DrivesCyclo交交变频传动系统ACS6000SD(DTC)MainadvantagesComparisonDTC-Cyclo-convertorInstalledBasewithABBMineHoistsDescriptionofACS6000SD(DTC)SynchronousmotorACS600(DTC)forsmallerhoistswithgearboxThefuture矿井提升机新一代传动系统矿井提升机新一代传动系统DC和Cyclo传动系统产生的谐波段DC和Cyclo对电网无功功率Q和视在功率S的要求Cyclo-交交变频传动系统的缺点大量的可控硅,熔断器以及RC-回路(缓冲器)产生大量的无功功率产生谐波,包括随速度变化的边频要求安装谐波滤波器产生力矩汶波,导致共振频率Cyclo-交交变频传动系统的缺点大量的可控硅,熔断器以及RC-回路(缓冲器)产生大量的无功功率产生谐波,包括随速度变化的边频要求安装谐波滤波器产生力矩汶波,导致共振频率CycloCyclo--交交变频传动系统––概要Cyclo-交交变频器的缺点力矩汶波CycloCyclo--交交变频传动系统––概要矿井提升机新一代传动系统DrivesystemreviewDC-DrivesCyclo-convertorsACS6000SD(DTC)DescriptionofACS6000SD(DTC)DTC-Cyclo比较主要优点SynchronousmotorACS600(DTC)forsmallerhoistswithgearboxThefuture矿井提升机新一代传动系统MINUEXCITERARUARU=ACTIVERECTIFIERUNITINU=INVERTERUNIT3,15kVDTCDTC原理原理NSrotorstatorγΦresrΦImIaΦs同步电机的电流和磁通矢量T=Ixφ/T/=/I/*/φ/*sin(α)αDTCDTC原理原理φu1u2u1u2u1u2u3u2u3u2u4u3Hysterisisbandfluxcontrol.DTC控制系统的核心作用:-直接转矩控制-磁通磁滞控制器-优化触发逻辑.-高精度电机模型u1u2u3u4u5u6DTCDTC原理原理ACS6000SDMotorPhaseVoltage(typical)Ur-1.5-1-0.500.511.530003020304030603080310031203140316031803200UrACS6000SD/典型主电压和电流AC-network-voltage(red)andAC-networkcurrent(blue)inphasea,cos(φ)=1-3.0-2.5-2.0-1.5-1.0-0.50.00.51.01.52.02.53.0kV0102030405060708090100110120130140150160170180msACS6000SD/AD模块平台INUInverterUnitARUPowerStack(s)EXULSUCOUWCUCBUACS6000BaseModuleCONTROLS&SWCONTROLSCONTROLS&&SWSWDTCIMACS6000ADSMACS6000SDPMACS6000PM-futureTWINIMACS6000ADTWIN-HISPINMultistacks1.0mSinglestack2.0mPre-definedinterfacesforpower,cooling&controlconnectionsACS6000SD/AD单传动系统(7&9MVA)ACS6000SD/AD单传动系统(7&9MVA)4.9mARUActiveRectifierUnitTEU&COU-TerminalsbehindthecontrolswingframeINUInverterUnit-3phasemodulesCBUDC-LinkCapacitorBankUnitWCUWaterCoolingUnitACS6000SD/INU(逆变单元)接线区(电机电缆)GUSP(门极电源)相模块(可插拔更换)EMC滤波器(dV/dtfilter)ACS6000SD/相模块冷却水(出口)二极管(反并联)IGCT(IntegratedGateCommutatedThyristor)冷却水(入口)ACS6000SD大功率IGCT器件91mmwafer/85mmpole-pieceIGCTdevelopment:discrete,4.5kV,91mm3800A@2500VDC3300A@2800VDC低开通电压降低开关损耗ACS6000水冷单元去离子器热交换器冷却水出入口Ïthemaincircuitcontainingde-ionisedwaterthattransferstheheatlossesfromthecomponentstobecooledtoawater-to-waterheatexchangerÏthesecondarycircuitcontainingrawwaterthattransferstheheatlossesfromthewater-to-waterheatexchangertotheexteriorÏthewatertreatmentcircuitthatcontinuouslypurifiesthecoolingwaterofthemaincircuitLLMMQIIPIonexchangevesselExpansionvasselITMWCUCoolingUnitACS6000WaterCoolingSystem水冷系统包括3条回路:ACS6000水冷单元ACS6000SD–组态SpaceHeatersM3~M3~WindingTemp.Airtemp.BearingTemp.Cond.WaterDetectorsPGTMotorSM1N1W1V1UEXUExcitationPowerSupplyINUWCUCoolingWaterCHUVLUCBUARUMainPowerSupplyCOUAuxiliaryPowerSupplyAuxiliariesSynchronizationReferenceUPSControlSynchronizationReferenceCOUAuxiliaryPowerSupplyAuxiliariesControlUPSACS6000SD/额定功率额定功率范围7,9,11,14,18,27MWIGCT基本逆变单元Power7MWPower9MWPower11MW灵活组态有源整流单元单个,双并和三并逆变单元单个,双并和三并公共3-电平DC-母线ACS6000SD主要数据主电源3160V+/-10%,50/60Hz辅助电源230..690V,50/60Hz,3-phase励磁电源电压400..690V,50/60Hz,3-phase输出电压和频率0...3400V0...75HzMaxfieldweakeningrange1:5逆变输出dV/dtmax.1.7kV/μsDriveWindow显示系统组态度监视实际信号值查看修改参数故障记录事件记录用于快速精确测量的数据记录传动控制操作控制和维护诊断备份和恢复矿井提升机新一代传动系统DTC传动系统优点-概要低谐波无无功损耗低电压降适用于质量差的电网无需滤波器来校正功率因数和抑止谐波段无需DC-断路器无需快速熔断器DTC传动系统优点-概要低谐波无无功损耗低电压降适用于质量差的电网无需滤波器来校正功率因数和抑止谐波段无需DC-断路器无需快速熔断器矿井提升机新一代传动系统DTC传动系统优点-概要变压器数目减少变压器容量减少动力电缆减少力矩响应更快,控制更精确安装空间小–减少井塔和绞车房基建成本DTC传动系统优点-概要变压器数目减少变压器容量减少动力电缆减少力矩响应更快,控制更精确安装空间小–减少井塔和绞车房基建成本矿井提升机新一代传动系统MEXCITERINU=INVERTERUNIT3,15kVARU=ACTIVERECTIFIERUNITARUINU正是系统组成上的差别,使得DTC系统的价格几乎与交交变频系统相近。Cyclo-Convertor性能比较DTCApparentpower02468101205101520253035404550556065707580859095100105110115120125130135140Time(s)Apparentpower(MVA)Apparentpower02468101205101520253035404550556065707580859095100105110115120125130135140Time(s)Apparentpower(MVA)SmaxSmax=7.5MVA=7.5MVASS--max=11MVAmax=11MVAVoltagedrop-5-4,5-4-3,5-3-2,5-2-1,5-1-0,5005101520253035404550556065707580859095100105110115120125130135140Time(s)Voltagedrop(%)Voltagedrop-5-4,5-4-3,5-3-2,5-2-1,5-1-0,5005101520253035404550556065707580859095100105110115120125130135140Time(s)Voltagedrop(%)PeakVoltagedrop4.9%PeakVoltagedrop4.9%PeakVoltagedrop0.78%PeakVoltagedrop0.78%Example4MWDExample4MWD--DrumDrumCyclo-DTC提升周期内电压降比较VoltagedropCyclo-DTC-5,00-4,00-3,00-2,00-1,000,0005101520253035404550556065707580859095100105110pwmcycloFrictionhoistACS6000SDDCdrivewithencoderDTCwithencoderPWMwithencoderStaticspeederrorDynamicspeederror±0.01%0.3%sec.±0.01%0.3%sec.±0.01%0.1%sec.0100020003000400050001001502000T