電氣工程及其自動化專業(yè)英語 課件 -Chapter8 Smart Power Grid

目錄Introduction8.1SmartSubstation8.2TheSmartGrid8.3Chapter8SmartPowerGridoutage['autid?]n.運行中斷intermittent[,int?'mit?nt]adj.間歇的，斷斷續(xù)續(xù)的grab[ɡr?b]vi.攫??；奪取hydro['haidr?u]n.水力發(fā)的電；電力vintage['vintid?]n.某一年代產(chǎn)品的型式；葡萄酒switchyard['swit?ja:d]n.配電裝置；開關站proliferation[pr?u-,lif?'rei??n]n.增殖，擴散；分芽繁殖vulnerability[,v?ln?r?'biliti]n.脆弱性；易損性；弱點busbar['b?sbɑ:]n.母線，匯電板；匯流排tremendously[tri'mend?sli]adv.非常地；可怕地；驚人地aesthetic[i:s'θetik]adj.美的；美學的；審美的Wehadamajorpower(),duetothefrizzlingupoftheneutralconnection.outagebreakterminationgridABCD提交單選題1分Thereliabilityof()hasinfluencedthesafeandstableoperationofelectricpowersystem.loadbusbarprotectionelectrovalencesolarpowerABCD提交單選題1分auxiliary[?:ɡ'zilj?ri]adj.輔助的；副的；附加的n.助動詞；輔助者，輔助物；附屬機構substation['s?bstei??n]n.變電所；分所；分局；分臺criteria[krai'ti?ri?]n.標準，條件（criterion的復數(shù)）fiber['faib?]n.光纖；纖維phasor['feiz?]n.相量；矢量scheme[ski:m]n.計劃；體制vt.計劃；策劃perimeter[p?'rimit?]n.周界；周長；視野計database['deit?beis]n.數(shù)據(jù)庫，資料庫cabling['keibli?]n.電纜；多芯導線；布線;被覆線streamline['stri:mlain]vt.使合理化；使成流線型n.流線型；流線versatile['v?:s?tail]adj.通用的，萬能的；多才多藝的()isthemostgeneralphenomenoninpowersystem.Anditisthemainindexofpowerquality.HarmonicApparentpowerElectrovalenceCablelengthABCD提交單選題1分verification[,verifi'kei??n]n.確認，查證；核實sequence['si:kw?ns]n.序列；順序；topology

[t?u'p?l?d?i,t?-]n.拓撲學；地志學；局部解剖學transient['tr?nzi?nt,-si-,-??nt,'trɑ:n-]adj.短暫的；路過的n.瞬變現(xiàn)象diagnosis[,dai?ɡ'n?usis]n.診斷conjecture[k?n'd?ekt??]vt.推測cryogenic[,krai?'d?enik]adj.低溫學的；低溫實驗法的；冷凍的helium['hi:li?m]n.氦carbide['kɑ:baid]n.碳化物；碳化鈣harmonic[hɑ:'m?nik]n.諧波；和聲adj.和聲的；諧和的photodetector[,f?ut?udi'tekt?]n.光電探測器Whenthelinevoltageexceedsthe（）,thelinemaybecutoutofthesystemthresholdminimumvaluemeanvaluenodevoltageABCD提交單選題1分paradigm['p?r?dim]n.范例；示例；模范；規(guī)范threshold['θre?h?uld]n.極限；臨界值transparent[tr?ns'p?r?nt,-'pε?-,tr?nz-,trɑ:n-]adj.透明的；易懂的；顯然的hierarchical[,hai?'rɑ:kik?l,hai'rɑ:-]adj.分層的agitation[,?d?i'tei??n]n.攪動；紛亂；激動fluctuate

['fl?ktjueit]vi.波動；漲落；動搖backbone['b?kb?un]n.主干網(wǎng)；支柱；決心semantic[si'm?ntik]adj.語義的；語義學的syntactic[sin't?ktik]adj.句法的；語法的decarbonize[di:'kɑ:b?naiz]vt.除去碳素；脫去…的碳promptly[pr?mptli]adv.迅速地；立即地；敏捷地Were()measurementsmadeatthesiteorduringstorms?permanentcontinuoussustainingtransientABCD提交單選題1分目錄Introduction8.1SmartSubstation8.2TheSmartGrid8.31Itisalsodesignedtolinkthegridtolargescalesolarandwindprojectsthatarebuiltfarawayfromthecitiesandsuburbswherepeopleneedelectricity.智能電網(wǎng)也被設計用作對建在遠離城市和郊區(qū)的大規(guī)模太陽能發(fā)電站和風電場進行聯(lián)網(wǎng)，以滿足（城市和郊區(qū)的）人們的電力需求。目錄Introduction8.1SmartSubstation8.2TheSmartGrid8.32Whenbuildinganewsubstation,whichdoesnothappenveryoftenintheUSA,onehasanopportunitytousepriorexperienceswhendecidingontherequirementsofthenewdesign.當建立一個新變電站時，雖然這在美國并不常見，有責任利用以前的經(jīng)驗對是否需要新設計做決定。3Asmaybenoted,theGISdesignsaresupposedtobeappliedwhereoneormoreofthefollowingfeaturesaredesirable:limitedspace,extremeenvironmentalconditions,requiredlowenvironmentalimpactandlessmaintenance.值得注意的是，氣體絕緣開關的設計應該適用于具備以下一個或多個特征的地方：有限的空間，極端的環(huán)境條件，要求對環(huán)境影響低和較少的維護。4Ittakesvariousrelayreportsandfilesasinputsandusingembeddedexpertsystemgeneratesareportontheresultsofanalysis.它以各種繼電保護報告和文件作為輸入，然后使用嵌入式專家系統(tǒng)生成一個結果分析報告。5Acriticalimplicationofthisrestructuringwillbetomakeelectricitymarketsevenmoreintenselydatadriven,creatinganeedforbetterwaysofmonitoringmarketactivityinrealtimeandsharinginformationamongmarketparticipants.這一重組的關鍵意義就是讓更密集的數(shù)據(jù)驅(qū)動電力市場，為實時監(jiān)管市場活動提供更好的辦法，實現(xiàn)市場參與者之間的信息共享。。

6Duetotheoperationofsemiconductors,onceithasceasedtooperate,nopowerwillpassthehighfrequencytransformer.Hence,HFtransformeralsoactsasacircuitbreaker.由于半導體的運作（受控運行），一旦它停止運行，電能就不能通過高頻變壓器。因此，高頻變壓器也可作為一個斷路器使用。7Anideatomultiplexdatafrommultiplesensorsonthedigitalcommunicationlinkandthenusethedataatthesubstationlevelbydifferentprocessingunitswereinitiatedsometimeago.在數(shù)字通信鏈路上復用多個傳感器的數(shù)據(jù)，然后通過不同的處理單元在變電站層級進行使用，這種想法是在一段時間以前產(chǎn)生的。8Thisdistributedprocessingparadigmrepresentsaconceptualshiftfromtheconventionalcentralizedmodel,inwhichallsensoroutputaresenttothecentrallocationforprocessinganddecisionmaking,savingprecioustransmissionbandwidthandcomputingpower.在傳統(tǒng)集中式處理模式中，所有傳感器輸出被發(fā)送到中央位置進行處理和決策。這種分布式處理模式是從傳統(tǒng)集中式模式演變而來，可節(jié)省寶貴的傳輸帶寬和計算能力。目錄Introduction8.1SmartSubstation8.2TheSmartGrid8.39SolidstatebreakerifavailablecouldeliminatethemechanicaldriveandsimplifythegeometrysothatGIScouldbedesignedinamuchsimplerandcost-effectiveway.如果條件允許，固態(tài)斷路器可以消除機械動作并簡化結構，從而使GIS設計的更簡單，更經(jīng)濟。10Smartmeteringcouldsignificantlyimproveknowledgeofwhatishappeninginthedistributiongrid,whichnowadaysisoperatedratherblindly.智能電表可以顯