Allrightsreservedbyebm-papstEC风机ebmpapstEC风机=外转子马达+直流无刷技术+优化的风扇叶片轴承系统迭片结构定子线圈换向电路叶片永久磁铁霍尔效应传感器Allrightsreservedbyebm-papst拆分结构图EC风机Allrightsreservedbyebm-papstEC风机有刷DC马达无刷DC马达定子电刷换向器固定磁铁移动绕线机械换向器定子磁场传感器定子线圈1-1‘,2-2‘,3-3‘电子换向器固定绕线移动磁场转子位置探测器电子换向无刷与有刷Allrightsreservedbyebm-papstEC风机有刷DC马达要求碳刷来转换电流驱动马达有限的工作时间,很少能连续运行超过1000小时无刷DC马达(=EC马达)无需碳刷相当长的使用寿命,一般超过80.000小时无刷与有刷结构特点Allrightsreservedbyebm-papstEC系统vs.AC系统102030405060708090050100150200250300350400450500OutputpowerP2[W]Motorefficiency[%]1~AC3~ACEC-MotorShadedpolemotor不同风机的效率对比Allrightsreservedbyebm-papst输入功率P13050W输出功率P2能量流对对比airgapHeatlossACLaminationloss200W80WCopperloss200W120WAdditionallossesSliploss60W0WFrictionalloss+Inverterloss~160W80WECEC系统vs.AC系统Systemloss~620W280WAllrightsreservedbyebm-papst德国一个实际应用---经济性对比应用AC风机EC系统vs.AC系统ConventionalTechnologyFans/MotorsdenominationQuantityFanSpeedOperatingTimeInputPowerPowerConsumptionperYearperYearhkWkWhSellingAreadisplayM4Q045(D230mm)300100%8.0000,0496.000ColdStorageevaporatorA4E350-AP06-0125100%8.0000,1632.000evaporatorFB056-4DK.4I.6L25100%8.0000,76152.000condenserFB063-SDK.4I.6L32100%1.0000,3912.480(2x12)+(1x8)75%3.0000,328.80050%2.0000,2314.72025%2.0000,1710.880TotalConsumptioninkWh346.880Allrightsreservedbyebm-papst德国一个实际应用---经济性对比应用EC风机EC系统vs.AC系统EC-TechnologyFans/MotorsdenominationQuantityFanSpeedOperatingTimeInputPowerPowerConsumptionperYearperYearhkWkWhSellingAreadisplayW1G200-EA91300100%80000,01945.6000ColdStorageevaporatorA3G350-A25100%80000,1326.000evaporatorA3G560-A25100%80000,4590.000condenserA3G910-CD04-0311100%10001,0311.330(2x4)+(1x3)75%30000,6220.46050%20000,398.58025%20000,275.940TotalConsumptioninkWh207.910Allrightsreservedbyebm-papst德国一个实际应用---经济性对比能量消耗>ofACDrives:346.880kWh/a>ofECDrives:207.910kWh/aEC节省138.970kWh/aEC系统vs.AC系统0,04€/kWh5.559€/a0,05€/kWh6.949€/a0,06€/kWh8.338€/a0,07€/kWh9.728€/a0,08€/kWh11.118€/a0,09€/kWh12.507€/a0,1€/kWh13.897€/aAllrightsreservedbyebm-papst德国一个实际应用---经济性对比初始投入>ACDrives12.800€>DCDrives22.400€额外EC投入9.600€EC系统vs.AC系统Allrightsreservedbyebm-papst德国一个实际应用---经济性对比10年维护费用>ECDrives无需维护>ACDrives无需维护but:Q-Motors3times/each>Costforeachservicecase80€维护费用72.000€EC系统vs.AC系统Allrightsreservedbyebm-papst德国一个实际应用---经济性对比EC系统vs.AC系统ACDrivesInitialInvestRelatedtoFans3,90%InstallationCost0,08%MaintenanceCost(Q-motorsonly)21,96%EnergyCost74,06%ECDrivesInitialInvestRelatedtoFans13,31%InstallationCost0,03%EnergyCost86,66%Calculationbasedon0,07€/kWhInitialCostsEnergyCostsMaintenanceCostsInstallationCostsTotalCostsECDrivesACDrives327.853167.937050.000100.000150.000200.000250.000300.000350.000TotalCostover10YearsAllrightsreservedbyebm-papst德国一个实际应用---经济性对比运营费用:更少的功率需求负担电气附加消耗设备:更小的尺寸更长的寿命低的多的电路绝缘要求EC系统vs.AC系统其他一些节省Allrightsreservedbyebm-papst102030405060708002000400060008000100001200014000airvolume[m3/h]LpA[dBA]ECAC+trafoAC+FUwithfilterAC+PAwithoutfilterAC+PAwithfilterFanSizeA3G650EC系...
