[Iingxaki eziza kuphawulwa kwisicelo kunye noyilo lwebhokisi yohlobo lwesubstation]: 1 Isishwankathelo kunye nokusetyenziswa kwebhokisi yohlobo lwebhokisi, eyaziwa ngokuba yi-substation epheleleyo yangaphandle, eyaziwa ngokuba yi-substation edibeneyo, ixabiswa ngokubanzi ngenxa yeenzuzo zayo ezifana nokudibanisa okuguquguqukayo, uthutho olululo, ukufuduka, ufakelo olulula, ixesha elifutshane lokwakha, ixabiso eliphantsi lokusebenza, indawo encinci yomgangatho, ungcoliseko-free, ukugcinwa simahla, njl njl. Ukwakhiwa kwenethiwekhi yasemaphandleni.
Isishwankathelo kunye nokusetyenziswa kwesikhululo sohlobo lwebhokisi
Isitishi sohlobo lwebhokisi, ekwaziwa ngokuba sisitishi esipheleleyo sangaphandle, esikwabizwa ngokuba sisitishi esidityanisiweyo, sixatyiswa kakhulu ngenxa yeenzuzo zalo ezifana nokudityaniswa okuguquguqukayo, ukuthutha okufanelekileyo, ukufuduka, ukufakela okufanelekileyo, ixesha elifutshane lokwakha, iindleko eziphantsi zokusebenza, indawo encinci yomgangatho, ungcoliseko. -simahla, ukugcinwa simahla, njl njl. Kulwakhiwo (utshintsho) lwegridi yombane yasemaphandleni, isetyenziswa ngokubanzi kulwakhiwo notshintsho lwezitishi zasezidolophini nasemaphandleni 10 ~ 110kV ezincinci neziphakathi (ukuhanjiswa), iifektri nemigodi, kunye izikhululo zokusebenza eziphathwayo.Ngenxa yokuba kulula ukungena nzulu kwiziko lomthwalo, ukunciphisa iradiyasi yonikezelo lwamandla, kunye nokuphucula umgangatho wombane wesiphelo, ilungele ngokukodwa ukuguqulwa kwegridi yamandla asemaphandleni, kwaye yaziwa ngokuba yimowudi ekujoliswe kuyo yokwakhiwa kwesikhululo esingaphantsi kwe-21st. kwinkulungwane.
Iimpawu zesitishi sohlobo lwebhokisi
1.1.1Itekhnoloji ephucukileyo kunye nokhuseleko * Inxalenye yebhokisi ithatha itekhnoloji yangoku ehamba phambili yasekhaya kunye nenkqubo, iqokobhe lenziwe ngokubanzi nge-aluminium zinc plated steel plated, isakhelo senziwe ngezinto eziqhelekileyo zesikhongozelo kunye nenkqubo yokuvelisa, enomsebenzi olungileyo wokuchasana nomhlwa kwaye inako. qinisekisa ukuba ayiyi kugqwala iminyaka engama-20, ipleyiti yokutywina yangaphakathi yenziwe nge-aluminium alloy gusset plate, i-interlayer yenziwe ngezinto ezikhusela umlilo kunye ne-thermal insulation, ibhokisi ifakwe kwi-air conditioning kunye ne-dehumidification device, kunye nokusebenza kwezixhobo. ayichatshazelwa yimekobume yemozulu yendalo kunye nongcoliseko lwangaphandle, Inokuqinisekisa ukusebenza okuqhelekileyo phantsi kwemekobume erhabaxa – 40 ℃~+40 ℃.Isixhobo esiphambili kwibhokisi yikhabhinethi yokutshintsha iyunithi, i-transformer eyomileyo, i-dry-type transformer, i-vacuum circuit breaker (i-spring operating mechanism) kunye nezinye izixhobo eziphambili zasekhaya.Imveliso ayinazo iindawo eziphilayo eziveziweyo.Sisakhiwo se-insulated ngokupheleleyo, esinokufikelela ngokupheleleyo kwiingozi zokutshatyalaliswa kombane.Isikhululo sonke sinokuqonda ukusebenza kwe-oyile ngaphandle kokhuseleko oluphezulu.Inkqubo yesibini edibeneyo yekhompyuter ye-automation inokubona umsebenzi ongajongwanga.
1.1.2Uyilo olukrelekrele lwesikhululo sonke esinenqanaba eliphezulu lokuzisebenzela.Inkqubo yokukhusela ithatha i-microcomputer edibeneyo ye-automation device ye-substation, efakwe ngendlela yolawulo, kwaye inokuqonda "iindawo ezikude ezine", ezizezi, i-telemetering, i-remote signaling, i-remote control kunye nokulungiswa okude.Iyunithi nganye inemisebenzi yokusebenza ezimeleyo.Imisebenzi yokukhusela i-relay igqityiwe.Inokuseta iiparamitha zokusebenza ukude, ilawule ukufuma kunye nobushushu kwibhokisi, kwaye ihlangabezane neemfuno zokusebenza okungajongwanga.
1.1.3Ngexesha loyilo olufakwe ngaphambili kwifektri, nje ukuba umyili wenza umzobo oyintloko we-wiring kunye noyilo lwezixhobo ezingaphandle kwebhokisi ngokweemfuno zangempela ze-substation, unokukhetha ukucaciswa kunye neemodeli zebhokisi ye-transformer enikezelwa ngumenzi.Zonke izixhobo zifakwe kwaye zihlanjululwe kumzi-mveliso kanye, eziqonda ngokwenene ukwakhiwa kwefektri yesitishi esincinci kunye nokunciphisa umjikelo woyilo kunye nokuvelisa;Kwindawo yokufakela isayithi kufuna kuphela ukubekwa kwebhokisi, uxhulumaniso lwekhebula phakathi kweebhokisi, uqhagamshelo lwentambo ephumayo, ukuqinisekiswa kokusetwa kokhuseleko, uvavanyo lokuqhuba kunye nomnye umsebenzi ofuna ukugunyaziswa.Isikhululo esincinci sithatha kuphela malunga neentsuku ezi-5-8 ukusuka kufakelo ukuya ekusebenzeni, ukunciphisa kakhulu ixesha lokwakha.
1.1.4Imowudi yokudibanisa i-Flexible Uhlobo lwebhokisi ye-substation inesakhiwo esidibeneyo, kwaye ibhokisi nganye yenza inkqubo ezimeleyo, eyenza imo yokudibanisa iguquguquke kwaye iguquke.Singamkela isitishi sohlobo lwebhokisi, oko kukuthi, izixhobo ze-35kV kunye ne-10kV zifakwe kuzo zonke iibhokisi ukwenza isitishi sohlobo lwebhokisi epheleleyo;Izixhobo ze-35kV nazo zinokufakelwa ngaphandle, kunye nezixhobo ze-10kV kunye nenkqubo yokulawula kunye nokukhusela ingafakelwa ngaphakathi.Le ndlela yokudibanisa ifaneleke ngokukodwa ukwakhiwa ngokutsha kwezikhululo ezincinci kulwakhiwo ngokutsha lwegridi yamandla emaphandleni, oko kukuthi, isixhobo soqobo se-35kV asishukunyiswa, kwaye yibhokisi yokutshintsha ye-10kV kuphela enokufakelwa ukuhlangabezana neemfuno ezingahoywanga.
1.1.5Ukonga utyalo-mali kunye nohlobo lwesitishi esisebenza ngokukhawuleza sohlobo lwebhokisi (izixhobo ezingama-35kV zicwangciswe ngaphandle kunye nezixhobo ze-10kV zifakwe ngaphakathi kwibhokisi) kunciphisa utyalo-mali ngama-40% ~50% xa kuthelekiswa nesikhululo esihlanganisiweyo somlinganiselo ofanayo (izixhobo ezingama-35kV zicwangciswe ngaphandle kunye nezixhobo ze-10kV ilungiselelwe kwigumbi lokutshintsha langaphakathi eline-voltage ephezulu kunye negumbi lokulawula eliphakathi).
1.1.6Lo mzekelo ungasentla ubonisa ukuba umgangatho wesikhululo esincinci uncitshiswe malunga ne-70m2 ngenxa yebhokisi yohlobo lwesubstation ngaphandle komthamo wokwakha, ohambelana nomgaqo-nkqubo wesizwe wokulondolozwa komhlaba.
1.2Ukusetyenziswa kwesitishi sohlobo lwebhokisi kulwakhiwo lwegridi yamandla emaphandleni (utshintsho) Uhlobo lwebhokisi imowudi yesikhululo esisezantsi sisetyenziswa ngokubanzi kulwakhiwo lwegridi yamandla asemaphandleni (utshintsho).Umzekelo, isikhululo esitsha se-35kV se-terminal esinomthamo we-2 × 3150kVA, inqanaba lesithathu eliphindwe kabini lamandla ombane elijikajikayo elilawula isiguquli samandla esinomgangatho wombane wama-35 ± 2 × 2.5％/10.5kV.
Isekethe enye yomgca ongenayo we-35kV ongaphezulu, i-35kV vacuum load disconnector kunye ne-fuse ekhawulezayo zisetyenziswa kunye kwicala elinevoltage ephezulu ye-transformer engundoqo ukuze kuthathelwe indawo i-35kV vacuum ye-vacuum breaker, ukunciphisa iindleko, kunye nokuqonda ukuvuleka koqhagamshelwano xa ifyuzi idityanisiwe kwenye. umsebenzi wesigaba kunye nesigaba sokusilela.Icandelo le-10kV lamkela uyilo lohlobo lwebhokisi yesikhululo sokuhambisa amandla.Kukho imigca emi-6 ephumayo yeentambo ze-10kV, enye yazo iyisekethe yembuyekezo esebenzayo enye ibe yi-standby.Iibhasi ze-35kV kunye ne-10kV zidityaniswe ngebhasi enye ngaphandle kwecandelo.Isikhululo esincinci sibekwe kwicala lomgca ongenayo we-35kV, nomthamo wama-50kVA kunye nomgangatho wombane wama-35 ± 5%/0.4kV.Inkqubo yesibini yombane yesikhululo sokusasaza uhlobo lwebhokisi ithatha inkqubo ye-automation ye-microcomputer edibeneyo.
[$ page] 2 Iingqwalasela kuyilo lwebhokisi yohlobo lwesitishi
2.1Ubuncinci bemvume yokukhusela umlilo phakathi kwe-transformer ephambili kunye nebhokisi iya kuhlangabezana neemfuno zeKhowudi yoYilo lwe-35 ~ 110kV Substation, kunye neyona ndawo incinci yokukhusela umlilo phakathi kwezakhiwo ezinomgangatho wokumelana nomlilo weCandelo II kunye ne-transformer (i-oyile entywiliselweyo) iya kuba 10m.Kuba udonga lwangaphandle olujongene ne-transformer, i-dielectric capacitor evuthayo kunye nezinye izixhobo zombane (ezihlangabezana neemfuno zomlilo), ukuba akukho zingcango kunye neefestile okanye imingxuma ngaphakathi kobude obupheleleyo besixhobo kunye ne-3m kunye ne-3m kumacala omabini, umgama ocacileyo phakathi udonga kunye nezixhobo zinokungathintelwa;Ukuba akukho zingcango jikelele kunye neefestile ezivuliweyo phakathi koluhlu olungentla, kodwa kukho iingcango zomlilo, umgama ocacileyo womlilo phakathi kodonga kunye nesixhobo uya kulingana okanye ube ngaphezu kwe-5m.Ubuncinci bokuchasana nomlilo wesixhobo sokuhambisa amandla yiBakala II.Inkqubo ephambili ngaphakathi kwebhokisi yohlobo lwebhokisi isikhululo sokuhanjiswa kwamandla samkela isakhiwo sekhabhathi yokutshintsha kweyunithi.Iyunithi nganye ithatha isakhiwo somnyango esihlotshiswe ngeeprofayili ezikhethekileyo ze-aluminium.Ngasemva kwebhayi nganye ixhotyiswe ngamacwecwe aphindwe kabini akhuselayo, angakwazi ukuvula umnyango wangaphandle.Kumsebenzi wethu wokuyila, imvume encinci yokukhusela umlilo phakathi kwe-transformer ephambili kunye nebhokisi inconywa ukuba ibe yi-10m ukuqinisekisa ukusebenza ngokukhuselekileyo kwe-substation.
2.2I-10kV yokuphuma kwentambo iya kufakwa ngemibhobho yentsimbi ngeenjongo zobuhle.Indawo engqongileyo yohlobo lwebhokisi ye-10kV yebhokisi yesikhululo sosasazo kwisikhululo esincinane ngokuqhelekileyo iyilwe njengepavement yesamente, kwaye ipali yetheminali yomgca we-10kV iqhele ukuba yi-10m ngaphandle kodonga lwesikhululo esingaphantsi.Ukuba intambo ingcwatywe ngokuthe ngqo kwaye iholele kwisibonda somgca we-terminal, iya kuzisa ukuphazamiseka okukhulu ekugcinweni.Ngoko ke, i-10kV cable outlet iya kufakwa ngemibhobho yentsimbi ukuququzelela ukugcinwa nokulungiswa kwabasebenzisi.Ukuba ipali yetheminali yomgca we-10kV ikude kwisikhululo, intambo yentambo ye-10kV esuka kwibhokisi ukuya kwindawo ebiyelweyo yesikhululo esingaphantsi kufuneka ifakwe ngemibhobho yentsimbi.Uhlobo olutsha lomkhuseli we-over-voltage lufakwe kwi-pali ye-terminal yomgca ekupheleni komgca ophumayo wentambo ukukhusela umbane ongaphezulu.
3 Isiphelo
Kwiminyaka yakutshanje, isitishi sohlobo lwebhokisi lolona lwalathiso luphambili lolwakhiwo lwegridi yamandla emaphandleni (utshintsho) kunye nolwakhiwo lwesikhululo sexesha elizayo, kodwa kusekho iintsilelo ezithile, ezifana nomda omncinci wokwandiswa kwekhefu lomgca ophumayo ebhokisini, indawo encinci yokugcina, njl. Nangona kunjalo, iyakhuthazwa ngokubanzi kwaye isetyenziswe kunye neenzuzo zoqoqosho kunye nokusebenza, kwaye ukusilela kwayo kuya kuphuculwa kwaye kugqibelele kuphuhliso oluqhubekayo.
Ixesha lokuposa: Oct-22-2022