ANALYSIS OF INFLUENCE OF SOLAR GENERATION TO WORK TRACTION SUBSTATION OF ELECTRIFIED RAILWAYS
Keywords:
elektropostachannia zaliznyts, skhema zamishchennia, strumy korotkoho zamykannia, soniachna elektrostantsiiaAbstract
Proanalizovano isnuiuchi na sohodni peredumovy vykorystannia elektroenerhii, otrymanoi vid netradytsiinykh dzherel dlia zhyvlennia systemy elektrychnoi tiahy ta netiahovykh spozhyvachiv. Rozghlianuto mozhlyvi varianty pryiednannia vidnovliuvalnykh dzherel enerhii do systemy elektropostachannia zaliznytsi, zaproponovano skhemy zamishchennia elektrotekhnichnoho kompleksu «soniachna elektrostantsiia – tiahova pidstantsiia», yaki pryznachenni dlia vyznachennia strumiv korotkoho zamykannia v yoho rozpodilchykh ustanovkakh. Ostannim chasom u zviazku z rozvytkom netradytsiinykh dzherel elektrychnoi enerhii, zokrema soniachnykh ta vitrovykh elektrostantsii, pochastishaly vypadky zvernennia do zaliznyts Ukrainy subiektiv hospodariuvannia ta okremykh kompanii shchodo pohodzhennia pered proektnoi ta proektnoi dokumentatsii, a takozh tekhnichnykh umov na pryiednannia do elektrychnykh merezh Ukrzaliznytsi nazvanykh typiv heneratsii. Suchasni soniachni elektrostantsii maiut potuzhnosti 80-100 i bilshe MVt, vitrovi 10 i bilshe MVt ta maiut svoi osoblyvosti i vidminnosti vid zvychainoi heneratsii u konstruktsii, tekhnichnykh parametrakh, rezhymakh roboty i osoblyvo u perekhidnykh rezhymakh. Namahaiuchys znyzyty vytraty na pryiednannia do elektrychnykh merezh, vlasnyky tsykh elektrostantsii prahnut pryiednaty yikh na rivni nyzkoi ta serednoi napruhy tiahovykh pidstantsii, shcho problematychno z tochky zoru zabezpechennia nadiinosti roboty tiahovykh merezh, pryzvodyt do perevantazhennia ta reversnykh rezhymiv sylovoho obladnannia tiahovykh pidstantsii, a takozh vymahaie znachnykh finansovykh vytrat zaliznyts na rekonstruktsiiu elektrychnykh merezh. Isnuiucha na sohodni normatyvna baza elektroenerhetyky u tsomu pytanni nedoskonala i ne zakhyshchaie spozhyvachiv vid takykh pryiednan. Tomu vynykaie neobkhidnist provedennia doslidzhennia zaznachenoi problem dlia rozrobky tekhnichnoi polityky Ukrzaliznytsi z urakhuvanniam chynnoho zakonodavstva. Sered pytan, yaki pidliahaiut rozghliadu mozhna vidznachyty: vyznachennia vplyvu na stabilnist roboty tiahovykh pidstantsii, tiahovykh ta inshykh spozhyvachiv, shcho pryiednani do shyn tiahovoi pidstantsii, dzherel soniachnoi ta vitrovoi heneratsii pry yikh pryiednanni do shyn tiahovykh pidstantsii; z urakhuvanniam dopustymykh rezhymiv roboty spozhyvachiv, rozrobka rekomendatsii shchodo osoblyvostei pryiednannia danykh typiv heneratsii do elektrychnykh merezh zaliznyts. Metoiu statti ye doslidzhennia zminy parametriv korotkoho zamykannia na pryiednanniakh tiahovykh pidstantsii pry paralelnii roboti z soniachnoiu elektrostantsiieiu.Downloads
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