資源描述：
《小波變換在電力諧波檢測(cè)中的應(yīng)用研究》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在工程資料-天天文庫(kù)。
1、廣東工業(yè)大學(xué)碩士學(xué)位論文小波變換在電力諧波檢測(cè)中的應(yīng)用研究姓名：王云松中請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：檢測(cè)技術(shù)及自動(dòng)化裝置指導(dǎo)教師：林德杰20060501三至三些奎蘭竺圭蘭堡絲蘭ABSTRACTac?1strpyantycau1upprsyy0fe?1mh0deas西hpeerecncyceaI1?1tyabut■1n譬0faracbaJaysystem1ec伍0rtasthaonnnaeeceepnnooececuae也試mo肌姍h0frecteas0Pm丘nneereecer[sheect?1techancdenouooenqouenocetnmet110dS?TThispaperimro
2、ducestheconceptofhaHnonic,kmn0nicmechanihispaperprimari1ysmofpr0duction,hazardofh坳ollic，harn1onics0urceanddeficiencyoftraditiona1ham0n■1cdetectionmemod.ThenitdiscussesseVera1tr趾sfo肌methods.suchascoctinuOUSwaVe1ettr鋤sfonn,discretewavelet仃ansf0徹andwave1etpackettransformQfwKchchara酗erisiicsareanaly
3、zed.Agajnsttheexit■1工19questionaboutwhichishardtorea1.t?1meana1yzeandmeasurespeedyaI1dexact1ymeasurementofdlallginghamlonic.t11ispaPerstudiesandrealizesaharrnol1icaI1a1ysisandmeas11rementmethodbasedonrec0nstn1ctionofwave1etpacketdecomposedc0e丘jcients.Thispaperputsforwardanewc0nceptofhamlonicvinu
4、alvalue.What，smore，廿lis口aperstudies，putsfo冊(cè)ljds卸dbu?1Idsadetectionmemodofh5即onicvimla1va1ueandSingulariWJLAccordingtothismemodp0、Versystemham1onictrackcanberea1izcd?TKsmethodprovidesmeorybasisforta1[■1ngaI1e丑’ectivememodforhaml伽icrea1t?1meC0mpensate.Usingwavelet訂ansf0腫ca11makeonevo1tageprocessde
5、composetoafbquencyband.Accordingtosamp1efiequencyanddecomposesca1e,fbquencybal1dcanbec0nfirr1led.H姍oniccoment肌alysis?1srea1?1zed?A11?1na1harm0n?1csare0btrc0mes■1nf0IIna.七■10spectr啪1eakfenceharm0n■1cmeasuremecuracy0fha咖0n■JcaraPt?1Vep0weract?1Veb■1n■1ngt11ear■1thme0fwaVe1etpacketdeased0nth?1sthe0
6、彤KeF0面er啪sf0mWaVe1ectpacketdec0mp0se■1VeP0、ract■1Vef■11ttegra1鋤dained?Thingti1i0Vsdresenmissefrecnt.Reeimprmteriticofcomponaeecdud.1hs11remgV肋eoonstrucoefhcowerha珊onic,yword：pttranSf0珊，Reofwave1deoe伍cien4Se1f—ad印terveconstTuctionTI第一章緒論第一章緒論電力市蜒環(huán)境形成啟，供電己經(jīng)成為一種商業(yè)服務(wù)行為，電能成為一種具有多種質(zhì)量參數(shù)指標(biāo)、與電力企業(yè)經(jīng)濟(jì)效益直接相關(guān)
7、的特殊商品。隨著經(jīng)濟(jì)建設(shè)的不斷發(fā)展,電力系統(tǒng)負(fù)荷越來(lái)越大，沖擊性負(fù)荷也急劇增加，電力系統(tǒng)諧波危害在電網(wǎng)中日益嚴(yán)重，對(duì)?總o低徹鉤閃搜現(xiàn)氐摹拔匕盡薄U冼拔乞盡被岫愿髦鐘玫編璞浮12?痰綾；*:爸謾12?撲慄2?飭懇潛娥約巴H畔低成璞傅烘蘋敵緣撓跋賺埃省?本章主要介紹諧波的基木概念、諧波源及電力諧波的危害與影響，說(shuō)明基于小波變換的電力系統(tǒng)諧波測(cè)量方法的研究背景及意義，指出本文的研究思路、工作重點(diǎn)及本文創(chuàng)新之處。1?1諧波的基本概念電網(wǎng)穩(wěn)態(tài)的供電電壓
