时变幅频电势激励下基于贝赛尔函数的电力网络建模及其功率传输特性分析.pdfVIP

第42卷第16期中国电机工程学报Vol.42No.16Aug.20,2022

8月20日ProceedingsoftheCSEEC2022Chin.Soc.forElec.Eng.

D0I:10.1334/j.0258-8013.pcsee.211284文章编号：0258-8013(2022)16-6028-14中图分类号：TM711文献标识码：A

时变幅频电势激励下基于贝赛尔函数的

电力网络建模及其功率传输特性分析

陶亮，查晓明，田震，孙建军，余攀，唐英杰

(武汉大学电气与自动化学院，湖北省武汉市430072)

BesselFunctionBasedModelingandPowerTransmissionCharacteristicsAnalysisof

PowerNetworksExcitedWithTime-varyingAmplitude-frequencyPotentials

TAOLiang,ZHAXiaoming,TIANZhen,SUNJianjun,YUPan,TANGYingjie

(SchoolofElectricalEngineeringandAutomation,WuhanUniversity,Wuhan430072,HubeiProvince,China)

ABSTRACT:WithalargenumberofpowerelectronicFinally,thevalidityofestablishedequationswasverifiedby

convertersconnectedtopowersystems,broadbandoscillationtime-domainsimulations,andtheresearchideawasdiscussed

problemsbecomeincreasinglyprominent.Powernetworksandwhentheamplitudes/frequenciesofpowernetworknode

convertercontrolloopsarecoupledinelectromagnetictimepotentialsarenon-sinusoidal.

scale,sonetworkdynamiccharacteristicsmustbeconsidered

KEYWORDS:powernetworks;nodepotentials;network

whenanalyzingtheoscillationmechanisms.Establishingthe

powertransmissioncharacteristics;instantaneousamplitude/

analyticalrelationbetweenthenetworktransmissionpowerand

frequency;Besselfunction;broadbandoscillation

nodepotentialamplitudes/frequencies,viz.networkpower

transmissioncharacteristicequations,isthebasisofstudying摘要：随着大量电力电子变换器接入电力系统，与之相关的

networkdynamiccharacteristics.Duringpowersystem宽频振荡问