Ukubaluleka KweAmadivayisi Okuvikela Ukukhuphuka kwe-DCkwezinhlelo zikagesi
Ezweni lanamuhla lanamuhla, ugesi udlala indima ebalulekile empilweni yethu yansuku zonke. Kusukela ekunikezeni amandla emakhaya ethu nasemabhizinisini ethu kuya ekusebenziseni izinto zikagesi ezibalulekile nemishini, izinhlelo zikagesi ezithembekile nezivikelekile zibalulekile. Kodwa-ke, njengoba ukusetshenziswa kwemishini kagesi nebucayi kwanda, nengozi yokwanda kwamandla kagesi nomonakalo kagesi iyanda. Yilapho imishini yokuvikela ukuqhuma kwe-DC iqala khona ukusebenza, inikeza ungqimba olubalulekile lokuvikela uhlelo lwakho lukagesi.
Uyini isivikelo sokukhuphuka kwe-DC ongase ubuze? Kalula nje, iyithuluzi elenzelwe ukuvikela imishini kagesi ekukhuphukeni kwamandla kanye nokukhuphuka kwamandla kagesi okuguqukayo. Ngokungafani nezivikelo zokukhuphuka zendabuko ezenzelwe izinhlelo zamandla e-AC, izivikelo zokukhuphuka kwe-DC zenzelwe ngqo ukuvikela izifunda zamandla aqondile (DC). Lokhu kuzenza zibe yingxenye ebalulekile yezinhlelo zamandla elanga, amaphakethe ebhethri, kanye neminye imishini kagesi ye-DC.
Njengoba izimboni eziningi zithembele kumandla e-DC, isidingo samadivayisi okuvikela ukukhuphuka kwe-DC siba yinto ebaluleke kakhulu. Isibonelo, ukuthandwa okwandayo kwezinhlelo zelanga kuholele esidingweni esikhulu sezixazululo zokuvikela ukukhuphuka kwe-DC ezinokwethenjelwa. Ekufakweni kwamandla elanga, izingxenye ezahlukahlukene ezifana namaphaneli elanga, ama-inverter kanye nabalawuli beshaja basengozini yokuphakama kwamandla kagesi kanye nokukhuphuka kwawo. Ngaphandle kokuvikelwa okwanele, lezi zingxenye zingaba nomonakalo ongenakulungiswa, okuholela ekulungisweni okubizayo kanye nesikhathi sokungasebenzi kwesistimu.
Ngokufanayo, ezicelweni lapho amandla e-DC esetshenziswa kabanzi, njengokuxhumana ngocingo, ezokuthutha kanye nokuzisebenzela kwezimboni, ingozi yomonakalo kagesi ngenxa yokwanda kwezakhi zofuzo kanye nezinguquko ezishintshayo iyinkinga yangempela. Yingakho ukufaka ukuvikelwa kokwanda kwe-DC engqalasizinda yakho kagesi kubalulekile ekuqinisekiseni ukusebenza okuthembekile nokuqhubekayo kwemishini ebalulekile.
Ngakho-ke, izivikelo ze-DC surge zisebenza kanjani futhi kungani zisebenza kahle kangaka? Lawa madivayisi avame ukusebenzisa inhlanganisela yobuchwepheshe obufana ne-metal oxide varistors (MOVs), amashubhu okukhipha igesi (GDTs) kanye nama-diode e-transient voltage suppressor (TVS) ukuze aguqule i-voltage eyengeziwe isuke emishinini ebucayi. Ngokuhlinzeka ngendlela ephansi yokungangenisi umoya eya emhlabathini, anciphisa ngempumelelo i-voltage efinyelela imishini exhunyiwe, avimbele umonakalo futhi aqinisekise ukusebenza kahle kohlelo lukagesi.
Uma ukhetha idivayisi yokuvikela ukukhuphuka kwe-DC efanele yesicelo sakho esithile, kubalulekile ukucabangela izici ezifana ne-voltage ephezulu yokusebenza kwedivayisi, amandla okukhuphuka kwamanje, kanye nesikhathi sokuphendula.
Ngamafuphi, amadivayisi okuvikela ukukhuphuka kwe-DC ayisivikelo esibalulekile ezinhlelweni zikagesi zesimanje, ikakhulukazi lezo ezithembele kumandla e-DC. Ngokunciphisa izingozi ezihambisana nokukhuphuka kwamandla kanye nokukhuphuka kwamandla kagesi okudlulayo, la madivayisi asiza ekwandiseni impilo yemishini kagesi, anciphise isikhathi sokungasebenzi, futhi ekugcineni onge ekulungisweni okubizayo kanye nokushintsha. Ngakho-ke noma ngabe usebenzisa uhlelo lwelanga, inethiwekhi yezokuxhumana noma isikhungo sezimboni, ukutshala imali emishinini yokuvikela ukukhuphuka kwe-DC esezingeni eliphezulu kuyisinqumo esihlakaniphile sokuvikela izimpahla zakho ezibalulekile nokuqinisekisa ukusebenza okungaphazanyiswa kwengqalasizinda yakho yamandla.
Isikhathi sokuthunyelwe: Feb-28-2024