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Amakuru

Intangiriro yo kubaga Kwerekana amashanyarazi ya pex cyangwa imizigo irenze cyane iruta iyindi ihagaze neza mugihe amashanyarazi yafunguye cyangwa mugihe uruziga rudasanzwe.Mu gishushanyo cya elegitoronike, kwiyongera cyane cyane bivuga imbaraga zikomeye zabyaye magingo aya iyo amashanyarazi (gusa yerekeza kubitanga amashanyarazi) gusa. Kuberako umurongo wumuzunguruko ubwawo ushobora kuba hejuru kurenza impiswi yumuriro ubwayo; cyangwa kubera amashanyarazi cyangwa indi mizunguruko. Igice cyo kwivanga ubwacyo cyangwa imitwe yo hanze yitwa surge. Birashoboka ko umuzenguruko waka mugihe cyo kwiyongera, nka PN ihuza ubushobozi bwa capacitance gusenyuka, kurwanywa, nibindi. Kurinda byihuta ni ugukoresha ibice byumurongo kugeza murwego rwo hejuru rwumuzunguruko wagenewe inshuro nyinshi (surge) byoroshye igishushanyo, cyoroshye kandi gikunze gukoreshwa mubushobozi bwa parallel hamwe na inductance ikurikirana.

Imikorere ya surges Ubusanzwe ibaho muri sisitemu yo gukwirakwiza ingufu, bivuze ko surges ziri hose.Ibintu nyamukuru bigaragara muri sisitemu yo gukwirakwiza amashanyarazi ni: - Imihindagurikire y’umuriro - Mubihe bisanzwe byakazi, imashini nibikoresho bizahita bihagarara cyangwa bitangire - Hano hari ibyuma bifata ibyuma bikonjesha, compressor, lift, pompe cyangwa moteri mubikoresho byamashanyarazi - Sisitemu yo kugenzura mudasobwa akenshi isa nkaho itabaho Impamvu zo gusubiramo - moteri ikenera gusimburwa cyangwa gusubizwa inyuma - ubuzima bwibikoresho byamashanyarazi bigufi kubera kunanirwa, gusubiramo cyangwa ibibazo bya voltage

Ibiranga ibisebe Igihe cyibisekuru bya surges ni bigufi cyane, birashoboka ko byateganijwe kuri picosekond.Iyo habaye ubwiyongere, amplitude ya voltage numuyoboro urenze inshuro zirenga ebyiri agaciro gasanzwe.Kubera ko capacitori yinjiza yihuta, umuyoboro wimpanuka urenze cyane ibyinjira-byinjira byinjira.Ibikoresho bitanga amashanyarazi bigomba kugabanya urwego rwo hejuru AC ihinduranya, ibiraro bikosora, fus, hamwe na EMI muyunguruzi bishobora kwihanganira. Hindura inshuro nyinshi, amashanyarazi ya AC ntagomba kwangiza amashanyarazi cyangwa gutera fuse guhuha.


Igihe cyo kohereza: Ugushyingo-20-2021