Imo yesiqhelo yokufana ixhomekeke kwi-manual parallel, ethatha ixesha kwaye inzima, kwaye inqanaba lokuzenzekelayo liphantsi, kwaye ukukhetha ixesha elifana neli linolwalamano olukhulu nezakhono zokusebenza zomsebenzisi ofana neli. Kukho izinto ezininzi ezisetyenziswa ngabantu, kwaye kulula ukubonakala ngathi kukho umsinga omkhulu we-impulse, obangela umonakalo kwiseti yejenereyitha yedizili kwaye unciphise ubomi beseti yejenereyitha yedizili. Ke ngoko, iCummins yazisa umgaqo wokusebenza kunye noyilo lwesekethe ye-automatic synchronous parallel controller yeseti yejenereyitha yedizili. I-synchronous parallel controller inesakhiwo esilula, ukuthembeka okuphezulu kunye nexabiso eliphezulu lokusetyenziswa kobunjineli.
Imeko efanelekileyo yokusebenza ngokuhambelanayo kweseti yejenereyitha kunye negridi yamandla okanye iseti yejenereyitha kukuba iimeko ezine zesimo sombane kumacala omabini esekethe ehambelanayo, iqhekeza ziyafana, oko kukuthi, ulandelelwano lwesigaba sombane kumacala omabini ecala elihambelanayo kunye necala lenkqubo liyafana, i-voltage iyafana, i-frequency iyafana, kwaye umahluko wesigaba ngu-zero.
Ukubakho komahluko wevolthi kunye nomahluko wefrikhwensi kuya kukhokelela ekutshintshiselaneni okuthile kwamandla asebenzayo kunye namandla asebenzayo kumacala omabini omzuzu woqhagamshelo lwegridi kunye nendawo yoqhagamshelo, kwaye iseti yegridi okanye yejenereyitha iya kuchaphazeleka kwinqanaba elithile. Ngokwahlukileyo koko, ukubakho komahluko wesigaba kuya kubangela umonakalo kwiseti yejenereyitha, nto leyo eya kubangela ukurhawuzelelwa okungaphantsi kongqamaniso kwaye yonakalise ijenereyitha. Ke ngoko, isilawuli esihambelanayo esizenzekelayo esihambelanayo kufuneka siqinisekise ukuba umahluko wesigaba "ngu-zero" ukuze kugqitywe uqhagamshelo lwegridi, kwaye ukuze kukhawuleziswe inkqubo yoqhagamshelo lwegridi, kuvumela uluhlu oluthile lomahluko wevolthi kunye nomahluko wefrikhwensi.
Imodyuli ye-synchro yamkela inkqubo yolawulo lwesekethe ye-analog, yamkela ithiyori yolawulo lwe-PI yakudala, ineengenelo zesakhiwo esilula, isekethe evuthiweyo, ukusebenza okuhle kwesikhashana njl. Umgaqo osebenzayo ngulo: Emva kokufumana umyalelo wokufaka i-synchronous, i-synchronizer ezenzekelayo ibona imiqondiso emibini ye-AC voltage kwiiyunithi ezimbini eziza kuhlanganiswa (okanye igridi kunye neyunithi), igqibezela uthelekiso lwesigaba kwaye ivelise isignali ye-analog DC echanekileyo. Isignali icutshungulwa yisekethe ye-PI arithmetic kwaye ithunyelwe kwisiphelo esilinganayo somlawuli wolawulo lwesantya se-elektroniki senjini, ukuze umahluko wesigaba phakathi kweyunithi enye kunye nenye iyunithi (okanye igridi yamandla) unyamalale ngexesha elifutshane. Ngeli xesha, emva kokuba isekethe yokufumanisa i-synchronous iqinisekise i-synchronization, isignali yokuvala isiphumo igqibezela inkqubo ye-synchronization.
Ixesha lokuthumela: Okthobha-24-2023