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Qalabka iska caabbinta barbar socda
Aaladda iska caabbinta isbarbar-dhigga waa qalab xulashada xarriiq dhammaystiran ee golaha iska caabinta oo lagu rakibay barbar-dhac barta dhexdhexaadka ah ee nidaamka oo ku xidhan gariiradda xakamaynta arc.Xulasho badan oo waxtar leh oo sax ah ee khadadka qaladka.Nidaamka gariiradda-xakamaynta, iska caabbinta isbarbar-dhigga ah ee qalabka xulashada khadka ayaa loo isticmaali karaa si loo gaaro 100% saxnaanta xulashada khadka.Qalabka iska caabbinta barbar socda, ama golaha wasiirada iska caabinta barbar socda, waxay ka kooban yihiin iska caabiyeyaasha dhulka hoostiisa ku jira, isku xirayaasha faakuumka koronto-dhaliyaha sare, transformers-ka hadda, helitaanka calaamadaha hadda jira iyo nidaamyada beddelka, nidaamyada xakamaynta beddelka caabbinta, iyo taageeridda nidaamyada xulashada khadadka go'an.
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Matoor dhaliye dhexdhexaad ah oo dhulka dhigaya golaha iska caabinta
Golaha wasiirada iska caabinta barta dhexdhexaadka ah ee koronto-dhaliyaha Hongyan ayaa lagu rakibay inta u dhaxaysa barta dhexdhexaadka ah ee koronto-dhaliyaha iyo dhulka.Inta lagu jiro hawlgalka koronto-dhaliye, goynta hal-waji ah ayaa ah cilladda ugu badan, halka ciladduna ay sii ballaarin doonto marka qiiqa dhulka la dhigo.Burburka dahaarka istator-ka ama xitaa birta xudunta u ah ayaa gubanaysa oo sita.Caalami ahaan, khaladaadka dhulka ee hal-wejiga ah ee nidaamyada koronto-dhaliye, ka-hortagga-iska-caabbinta sare ee barta dhexdhexaadka ah ee koronto-dhaliyeyaasha ayaa si weyn loo isticmaalaa si loo xaddido hadda dhulka oo looga hortago khataro kala duwan oo koronto ah.Barta dhexdhexaadka ah waxaa lagu saleyn karaa iyada oo loo marayo resistor si loo xaddido cilladda hadda jirta qiimaha ku habboon, hagaajinta dareenka ilaalinta gudbinta iyo ficil-celinta;Isla mar ahaantaana, kaliya gubasho yar oo maxaliga ah ayaa laga yaabaa inay ku dhacdo meesha qaladka ah, iyo kororka ku-meel-gaarka ah wuxuu ku xaddidan yahay tamarta xariiqda caadiga ah.2.6 jeer oo ka mid ah korantada barta dhexdhexaadka ah, taas oo xaddidaysa dib-u-kicinta arc;waxay ka hortagtaa kororka farqiga arc inuu waxyeelo u geysto qalabka ugu muhiimsan;Isla mar ahaantaana, waxay si wax ku ool ah uga hortagi kartaa kororka resonance ferromagnetic, taas oo hubinaysa shaqada badbaadada leh ee koronto-dhaliyaha.
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Beddel dhexdhexaad ah oo dhulka dhigay golaha wasiirada iska caabinta
Xadhkaha korantada ee 6-35KV AC ee nidaamka korantada dalkayga, waxa jira dhibco dhexdhexaad ah oo aan sal lahayn, oo salka ku haya gariiradaha xakamaynta, iska caabin sare oo salka ku haya, iyo iska caabin yar oo salka ku haya.Nidaamka korantada (gaar ahaan nidaamka korontada ee shabakadaha magaalada oo leh fiilooyinka sida xadhkaha gudbinta ugu weyn), awoodda awoodda dhulku waa weyn tahay, taas oo laga yaabo inay dhacdo "is-goysyada" arc dhulka xad-dhaafka ah waxay leeyihiin xaalado "muhiim ah" oo gaar ah, taasoo keentay in qulqulka Codsiga habka grounding caabbinta dhibic dhexdhexaad ah ee jiilka overvoltage grounding foomamka kanaalka dheecaanka tamarta (lacag) ee capacitance grid-to-dhulka, iyo duraya resistive hadda galay barta qaladka, samaynta qalad grounding hadda qaadan on. dabeecadda awoodda iska caabinta, dhimista iyo farqiga xagal wejiga ee danabku wuxuu yareeyaa heerka dib-u-kicinta ka dib marka hadda ee barta cilladdu ay ka gudubto eber oo jebisa xaaladda "muhiimka ah" ee xad-dhaafka ah ee arc, si korontadu ay u xaddidan tahay gudaha 2.6 waqtiyada tamarta wajiga, isla markaana waxay dammaanad qaadaysaa feejignaanta sare ee ilaalinta qaladka dhulka Qalabku wuxuu si sax ah u go'aamiyaa oo gooyaa khaladaadka asaasiga ah iyo kan labaad ee quudiyaha, sidaas darteed si wax ku ool ah u ilaalinaya hawlgalka caadiga ah ee nidaamka.
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Grounding golaha caabiga
Horumarka xawliga ah ee korontadda magaalooyinka iyo miyiga, waxaa isbedel weyn ku yimid qaab dhismeedka korontadda, waxaana soo muuqday shabakad qeybin oo ay ku badan yihiin fiilooyinka.Awoodda awoodda dhulka ayaa si aad ah u kordhay.Marka cilada dhulka ee hal-waji ah ay ka dhacdo nidaamka, waxaa yaraanaya oo yaraanaya cilladaha la soo kaban karo.Isticmaalka habka dhulka hoostiisa iska caabintu ma aha oo kaliya laqabsiga horumarka ugu weyn iyo isbeddelka shuruudaha shabkada korantada ee dalkayga, laakiin sidoo kale waxay yaraynaysaa heerka dahaarka ee qalabka gudbinta korantada hal ama laba darajo, hoos u dhigista maalgashiga guud ee korantada.Cilada jar, xakamee kor u kaca dhawaaqa, oo wanaaji badbaadada iyo isku halaynta nidaamka korantada.
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Sanduuqa iska caabinta qoyaanka leh
Si looga hortago koronto aan dheellitirneyn oo ka mid ah barta dhexdhexaadka ah ee nidaamka grid si ay u kordhiso sababtoo ah gelinta iyo cabbirka gariiradda xakamaynta arc marka gariiradda xakamaynta ee habka magdhowga hagaajinta ka hor ay ku shaqeyneyso heerka caadiga ah ee korontadu , waa la baadhay oo la naqshadeeyay.Marka korontadu si caadi ah u socoto, hagaajiso soo-jiidashada gariiradda xakamaynta arc meel ku habboon ka hor, laakiin wakhtigan falcelinta inductance iyo falcelinta awoodda ayaa qiyaas ahaan le'eg, taas oo ka dhigi doonta korantada ee gobolka ku dhow dhawaaqa, taasoo keenaysa danab dhibic dhexdhexaad ah si ay u kici.Si taas looga hortago haddii ay dhacdo dhacdo, qalab iska caabin ah qoyan ayaa lagu daraa qalabka magdhowga gariiradda xakamaynta arc ee qaabka hore u hagaajinta, si loo xakameeyo korantada barokaca ee barta dhexdhexaadka ah booska saxda ah ee loo baahan yahay oo loo hubiyo in caadiga ah hawlgalka shabakadda korontada.
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Xidhmada gariiradda xakamaynta ee wejiga gacanta lagu hayo oo dhammaystiran
Sharaxaada mabda'a qaab dhismeedka
Gariiradda xakamaynta wajiga-xakamaynta waxaa sidoo kale loo yaqaan "nooc impedance-gaaban-gaaban", taas oo ah, dabaysha aasaasiga ah ee gariiradda xakamaynta arc ee aaladda dhammaystiran waxay ku xidhan tahay barta dhexdhexaadka ah ee shabakadda qaybinta sida dabaysha shaqada, iyo dabaylaha labaad waxaa loo isticmaalaa sida dabaylaha kantaroolka by laba rogaal celis ah oo isku xiran Thyristor waa gaaban gaaban, iyo wareegga gaaban ee wareegga labaad waxaa lagu hagaajiyaa iyada oo la hagaajinayo xagasha conduction of thyristor, si loo ogaado hagaajinta la xakameyn karo ee qiimaha falcelinta.la hagaajin karo.
Xagasha haynta ee thyristor way kala duwan tahay 0 ilaa 1800, si ay u dhigma impedance of thyristor kala duwan tahay infinity ilaa eber, iyo wax soo saarka magdhowga hadda si joogto ah loo hagaajin karaa tallaabo la'aan inta u dhaxaysa eber iyo qiimaha la qiimeeyay.
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Gariiradda gariiradda xakamaynta awoodda-la hagaajin karo oo dhammaystiran
Sharaxaada mabda'a qaab dhismeedka
Qalabka wax-ka-qabashada ee awoodda wax-ku-hagaajinta ee gariiradda labaad waa in lagu daro gariiradda labaad ee qalabka gariiradda xakamaynta, iyo dhawr kooxood oo ka mid ah xamuulka capacitor-ku waxay ku xidhan yihiin si barbar socda gariiradda sare, qaab-dhismeedkeedana waxa lagu muujiyay sawirka hoose.N1 waa dabaysha ugu weyn, N2na waa dabaysha labaad.Dhawr kooxood oo kapacitors ah oo leh vacuum switches ama thyristors ayaa si isbarbar socda ugu xiran dhanka sare si loo hagaajiyo falcelinta kaabsitada dhinaca sare.Marka loo eego mabda'a beddelka impedance, hagaajinta qiimaha falcelinta awoodda ee dhinaca labaad waxay buuxin kartaa shuruudaha beddelka hadda inductor ee dhinaca aasaasiga ah.Waxaa jira kala duwanaansho badan oo kala duwan iyo isku-dar ah oo loogu talagalay cabbirka qiimaha awoodda iyo tirada kooxaha si loo buuxiyo shuruudaha kala duwanaanta hagaajinta iyo saxnaanta.
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Xidhmo dhammaystiran oo gariiradda xakamaynta magnetic arc ee eexda
Sharaxaada mabda'a qaab dhismeedka
Gariiradda nooca arc xakamaynta waxay qabataa habaynta qaybta udub dhexaadka birta magnetized ee gariiradda AC, iyo dallaca magnetic ee xudunta birta waa la beddelaa iyadoo la adeegsanayo qulqulka firfircoonida DC, si loo xaqiijiyo hagaajinta joogtada ah ee inductance.Marka cilada dhulka ee hal-waji ah ay ku dhacdo shabagga korantada, kontarooluhu isla markiiba waxa uu hagaajiyaa inductance-ka si uu u magdhabo awoodda awoodda dhulka ee hadda.
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Qalabka xakamaynta garaadka taxanaha HYXHX
Nidaamka sahayda korantada ee 3~35KV ee dalkayga, badankoodu waa habab dhexdhexaad ah oo aan sal lahayn.Marka loo eego qawaaniinta qaranka, marka dhulka hal-waji ah uu dhaco, nidaamka ayaa loo oggol yahay inuu ku socdo cillad 2 saacadood, taas oo aad u yaraynaysa kharashka hawlgalka iyo hagaajinta kalsoonida nidaamka bixinta korontada.Si kastaba ha ahaatee, iyadoo ay ugu wacan tahay kororka tartiib tartiib ah ee awoodda korontada ee nidaamka, habka korontada ayaa ah Xariiqda sare ayaa si tartiib tartiib ah loogu beddelaa xariiqda fiilada, iyo awoodda hadda jirta ee nidaamka dhulka waxay noqon doontaa mid aad u weyn.Marka habdhisku yahay hal-weji saldhig u ah, qaansada ay samaysay awoodda xad-dhaafka ah ee hadda jirta ma fududa in la damiyo, waxaana ay aad ugu dhowdahay in uu isu beddelo gogol-dhigid go'an.Waqtigan xaadirka ah, kor-u-kicinta arc iyo kororka resonance ferromagnetic oo ku faraxsan waxay noqon doontaa Waxay si dhab ah u halis gelineysaa hawlgalka badbaadada leh ee shabakada korantada.Waxaa ka mid ah, hal-waji-hal-waji-korka-beereedka dhulka ayaa ah kan ugu daran, iyo heerka xad-dhaafka ah ee wejiga aan cillad lahayn wuxuu gaari karaa 3 ilaa 3.5 jeer heerka caadiga ah ee wajiga hawlgalka.Haddii koronto-dhaafka noocan oo kale ah uu ku dhaqmo shabagga korantada dhowr saacadood, waxay si lama filaan ah u dhaawacaysaa dahaarka qalabka korontada.Dhawr jeer ka dib burburka isbiirsaday ee dahaadhka qalabka korantada, meel daciif ah ayaa la samayn doonaa, taas oo sababi doonta shil burburka dahaadhka dhulka iyo wareegga gaaban ee u dhexeeya wejiyada, isla markaana sababa burburka dahaarka qalabka korantada (gaar ahaan). burburka dahaarka ee matoorka) ), ifafaale qarxinta fiilada, korantada transformer-ka korantada waxay kicisaa jirka resonance ferromagnetic si uu u gubo, iyo qaraxa xiraha iyo shilalka kale.
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Xidhmada xidhidhiyaha xakamaynta fallaadhaha oo dhamaystiran
Nidaamka shabakadda isbeddelka iyo qaybinta, waxaa jira saddex nooc oo ah hababka dhulka ee dhexdhexaadka ah, mid waa nidaamka dhexdhexaadka ah ee aan salka lahayn, kan kalena waa barta dhexdhexaadka ah iyada oo loo marayo nidaamka dhulka hoostiisa ee xakamaynta arc, kan kalena waa barta dhexdhexaadka ah iyada oo loo marayo iska caabinta. nidaamka grounding.
