简介:摘要:由于近些年科学技术水平的不断提升,在一定程度上推动了电力行业的发展进程。就电力行业中的发电机而言,通过对部分失磁故障进行调查以及分析,从而科学合理地开展失磁保护整定,同时也制定了相应的P-Q平面的方法,从而帮助工作人员掌握了失磁故障产生时实际的功率动作边界。对于失磁保护、低励限制的配合,应该重视全面详细地分析发电机失磁保护的整定计算等内容,然后对其展开全面详细地总结以及分析,促使二者能够顺利实现整合计算。通过对有关资料进行分析能够了解到,发电机整定以及配合有着非常重要的意义,然而却缺少对保护装置的详细完整说明,所以在具体工作中,工作人员也应该重视整定已存在的保护装置。
简介:42-voltarchitectureonpowdermetallurgy-opportunities;AdesignmethodforsuperconductingMPdmagnetswithferromagneticmaterial;Afar-fieldapproximationforthefast-multipolemethodappliedtothecombinedfieldintegralequation;AflexibleandlowcostdesignforflybackAC/DCconverterwithharmoniccurrentcorrection;AgeneralizedEpsteintestmethodforthecomputationofcorelossesininductionmotors;ALearningObjectsApproachtoTeachingProgramming;
简介:(Ni,Fe,Co)-basednanocrystallinesoftmagnetswithnear-zeromagnetostriction;AccountingforResistivityandPermittivityinHighFrequencyPermeabilityMeasurements.ApplicationtoMnZnFerrites.;Biaxialmagnetometersensor;Biaxialmagnetometricsensor;DevelopmentofhighmagneticperformanceP/Msoftmagneticmaterial;FlexibleMagnetics:MagneticLithographyandFabricationofMagneticMasksonThinPlasticSubstrates;FormationandsoftmagneticpropertiesofFe-B-Si-Zrbulkglassyalloyswithhighsaturationmagnetizationabove1.5T;
简介:IdentifyingthePreisachfunctionforsoftmagneticmaterials,Influenceofgeometricalparametersofalayeredpowdercompositeonitsmagneticproperties,MagneticLithographyUsingFlexibleMagneticMasks:ApplicationstoServowriting,MultilayeredFeCo/FeCo-Osoftmagneticfilmsforrecordingapplications
简介:AWaveAbsorberforDSRCUsingResistiveFilmandMagneticMaterial,Activecurrenttransformercircuitsforsensingcurrentswithinmulti-kilowattpowerconvertersequippedwithactivepowerfactorcorrection,AnapplicationofSchur'slemmatoelasticdielectrics,Analysesandpreliminarytestsofabalsasandwichcorewithimprovedshearproperties,Behaviorofair-oxidationofthenucleargrade2-dimentionalcarbonfiberreinforcedcarboncomposite-ontheinterlayershearstrength,BoardLevelReliabilityEvaluationofRFPAModuleVias,Carbonfoam:anext-generationstructuralmaterial。