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Izindaba

Isethulo sokukhuphuka I-surge current isho amandla amanje aphakeme noma agcwele kakhulu amakhulu kakhulu kuneyamanje eshintshashintshayo ekhiqizwa ngesikhathi ugesi uvuliwe noma lapho isekethe ingajwayelekile.Ekuklanyweni kwe-elekthronikhi, ukuqhuma kubhekiselwa kumfutho oqinile okhiqizwayo. okwamanje lapho ukunikezwa kwamandla (ikakhulukazi kubhekiselwa kumandla kagesi) kusanda kuvulwa. Ngoba umugqa wesifunda ngokwawo ungase ube phezulu kunokushaya kwamandla kagesi ngokwawo; noma ngenxa yokunikezwa kwamandla noma amanye amasekhethi kusekethe. Ingxenye yokuphazamiseka ngokwayo noma ama-spikes angaphandle ibizwa ngokuthi i-surge. Kungenzeka kubangele ukuthi isifunda sishise ngesikhathi sokuhlinza, okufana nokuphuka kwe-PN junction capacitance, ukumelana nomoya, njll. Ukuvikelwa kokuhlinza kuwukusebenzisa izingxenye eziwumugqa ziye phezulu Kumasekhethi okuvikela adizayinelwe ukuzwela imvamisa ephezulu (ukuhlinzwa) ukuklama, ama-capacitor alula futhi avame ukusetshenziswa ngokuhambisana nochungechunge lwe-inductance asetshenziswa.

Ukusebenza kwamagagasi Ukunyuka kuvame ukubakhona ohlelweni lokusabalalisa amandla, okusho ukuthi ukuqubuka kukhona yonke indawo.Ukubonakaliswa okuyinhloko kokunyuka kwesistimu yokusabalalisa amandla yilokhu: - Ukushintshashintshashintsha kwamandla kagesi - Ngaphansi kwezimo ezijwayelekile zokusebenza, imishini kanye nezinto zokusebenza zizoma noma ziqale ngokuzenzakalelayo - Kukhona ama-air conditioner, ama-compressor, ama-elevator, amaphampu noma ama-motor emishinini kagesi - Izinhlelo zokulawula ikhompyutha ngokuvamile zibonakala zingekho Izizathu zokusetha kabusha - injini ngokuvamile idinga ukushintshwa noma ukubuyisela emuva - impilo yesevisi yemishini kagesi ifinyezwa ngenxa ukwehluleka, ukusetha kabusha noma izinkinga ze-voltage

Izici zokukhuphuka Isikhathi sokukhiqiza ama-surges sifushane kakhulu, mhlawumbe nge-oda lama-picoseconds.Lapho ukuqhuma kwenzeka, i-amplitude ye-voltage kanye ne-current idlula inani eliphindwe kabili inani elivamile.Njengoba i-capacitor yokuhlunga okokufaka ishajwa ngokushesha, isiqongo samanje sikhulu kakhulu kunokufaka kwesimo sokuqina. Ukunikezwa kwamandla kufanele kukhawulele izinga lokukhuphuka i-AC eshintshwayo, amabhuloho alungisa kabusha, amafuse, kanye nezingxenye zokuhlunga ze-EMI ezingamelana.Shintsha ngokuphindaphindiwe iluphu, i-voltage ye-AC akumele yonakalise. amandla kagesi noma enze ukuthi i-fuse iqhume.


Isikhathi sokuthumela: Nov-20-2021