變電站電氣設(shè)備的設(shè)計和性能規(guī)定（中英文對照）目錄TABLEOFCONTENTS電氣特殊要求ElectricalSpecialRequirements1簡介Introduction2工程范圍Scopeofwork3主電源Mainspowersupply4供電Powersupply5STP及互聯(lián)網(wǎng)服務(wù)供應(yīng)商的設(shè)計標準STPandISPdesigncriteria5.111kv系統(tǒng)5.111kvsystems5.2lv系統(tǒng)5.2lvsystems5.311kv室內(nèi)配電5.311kvindoordistribution5.4變壓器5.4Transformer5.5系統(tǒng)保護5.5Systemprotection5.6開關(guān)設(shè)備/儀器5.6Switchgear/instrumentation5.7備用柴油發(fā)電機組5.7Standbydieselgeneratorset5.8415VPCC/MCC5.8415VPCC/MCC5.9設(shè)備操作邏輯5.9Equipmentoperatinglogic5.10LT電容器組和功率因數(shù)校正5.10LTcapacitorbanksandpowerfactorcorrection5.11變頻器5.11Frequencyconverter5.12直流供電5.12DCpowersupply5.13電纜連接5.13Cableconnections5.14建筑服務(wù)5.14Buildingservices5.15系統(tǒng)接地5.15Systemearthing611kv配電611kvpowerdistribution部分章節(jié)示例如下：4供電4Powersupply4.1ThepowersupplyarrangementfortheSTPshallbeasperSinglelinediagrams,DrawingNo.NMT/BWSSP-II/S1c/KCV/E/1001,NMT/BWSSP-II/S1C/KCV/E/1002.為STP電源安排應(yīng)為每單線圖，圖號NMT/BWSSP-II/S1c/KCV/E/1001，NMT/BWSSP-II/S1C/KCV/E/1002。4.2ThepowersupplyarrangementfortheISPSshallbeasperSinglelinediagram,DrawingNo.NMT/BWSSP-II/S1c/AGA/E/1010.互聯(lián)網(wǎng)服務(wù)供應(yīng)商的電力供應(yīng)安排應(yīng)為每單線圖，圖號NMT/BWSSP-II/S1c/AGA/E/1010。4.3ThepowersupplyarrangementfortheISPSshallbeasperSinglelinediagram,DrawingNo.NMT/BWSSP-II/S1c/SAR/E/1011.互聯(lián)網(wǎng)服務(wù)供應(yīng)商的電力供應(yīng)安排應(yīng)為每單線圖，圖號NMT/BWSSP-II/S1c/SAR/E/1011。5STP及互聯(lián)網(wǎng)服務(wù)供應(yīng)商的設(shè)計標準5STPandISPdesigncriteriaAllelectricalequipmentwillberatedfor45qCdesignedambienttemperature.TheinstallationwillgenerallyconformtoIndianStandards/IEC.將所有電氣設(shè)備額定45qC設(shè)計的環(huán)境溫度。安裝一般會符合印度標準/IEC。Thefollowingfactorsshallbeconsideredforproperselectionofelectricalapparatusorequipmentforareaswhereflammablegasorvapoursmayrise.可燃性氣體或蒸氣可能上升為地方的電氣設(shè)備或設(shè)備的正確選擇應(yīng)考慮以下因素。a)Areaclassificationa）地區(qū)分類TheclassificationofareashallbeasperIS5571&IS5572,basedonthedegreeofprobabilitywithwhichexplosiveconcentrationsofcombustiblegasorvapourmayariseininstallationsintermsofboththefrequencyofoccurrenceandprobabledurat?ionofexistenceoneachoccasion.區(qū)域分類應(yīng)為每IS5571和5572，爆炸性濃度的可燃氣體或蒸氣可能在安裝發(fā)生的頻率和每次存在時間可能出現(xiàn)的概率程度的基礎(chǔ)上。5.7備用柴油發(fā)電機組5.7Standbydieselgeneratorset5.7.1K&CValleySTP:Thereshallbeoneno11kVStandbyDieselGeneratorSetwithAMFPanel&AcousticEnclosure.ThecapacityoftheStandbyGeneratoratshallbesizedforpowerbackupforallcriticalloadswhicharerequiredforcontinuousoperationoftheplant.Thecapacityshallbeminimumof50%oftotalworkingloadofthePlantand10%ContingencyovertheseloadsshallbeconsideredwhilesizingtheDGSet.須有一個沒有11千伏備用柴油發(fā)電機與AMF面板及聲學(xué)附件。備用發(fā)電機的容量應(yīng)為權(quán)力大小，備份所有關(guān)鍵工廠連續(xù)運行所需的負載。容量應(yīng)最低50％的總的工作負載，這些負載的廠房及10％的應(yīng)急應(yīng)被視為同時總干事集的大小。AutomaticMainFailurePanel:OneAMF(AutomaticMainFailurePanel)shallbeprovidedforeachDieselGeneratorSet.TheAMFshallincludetwoincomingcircuitbreakers,onefrommains(BESCOM/KPTCL)andonefromastandbypower,withbothelectricalandmechanicalinterlocksystembetweenthemainsandthestandbypower.自動主要不合格小組：應(yīng)為每個柴油發(fā)電機組提供一個AMF（自動主要不合格小組）。AMF的應(yīng)包括兩個傳入的斷路器，電源（BESCOM/KPTCL），從一備用電源和電源之間的電氣和機械聯(lián)鎖系統(tǒng)備用電源。ThecapacitorbanksprovidedshallbeofbusconnectedtypewithAutomaticPowerfactorcorrection,thesystemshallbedesignedsuchthatapowerfactorofnotlessthan0.98ismaintained.提供電容銀行應(yīng)自動功率因數(shù)校正，總線連接類型系統(tǒng)應(yīng)設(shè)計，保持了不低于0.98的功率因數(shù)。Automaticallycontrolledmultistagepowerfactorcorrectionshallbeprovided.2Nos.PFCpanelsprovidingnolessthan8NoPFCstagesperpanelshallbeprovidedeachconnectedtoonebussectionofthedistributionoard.ThePFoneachhalfoftheboardshallbemonitoredandcorrespondingPFCcapacitorsswitchedinandoutautomaticallyindiscretestagesinordertomaintainasetpointPFvalue.應(yīng)提供自動控制多級功率因數(shù)校正。2號PFC板提供不低于8每塊面板無PFC級應(yīng)提供每個連接到一個配電板的總線部分。應(yīng)監(jiān)測和相應(yīng)的PFC電容器切換和自動退出，以保持設(shè)定點PF值離散階段。EachpanelshallbeconfiguredsuchthatnoPFCcapacitorstagesshalloperatewhenthestandbygeneratorispoweringthesi