Nigute ushobora guhitamo Solar DC Igikoresho cyo Kurinda?

Ni uruhe ruhare rwabashinzwe kurinda izuba DC?Ndibwira ko abashushanya amashanyarazi benshi basobanutse neza.Inkuba nk'impanuka ikomeye, kuba inkuba iterwa n'umuriro urenze urugero biroroshye cyane kwangiza ibikoresho by'amashanyarazi by'inyubako, cyane cyane ibikoresho bya elegitoroniki, bikaviramo igihombo cy'ubukungu mu buryo butaziguye kandi butaziguye ikigo.Kubwibyo, kurinda inkuba no kurinda umutekano muburyo bwa tekinoroji yo gukingira byahindutse ahantu hashyushye.Noneho, abashinzwe kurinda DC bagomba kuba uburyo bwo guhitamo?

Hamwe niterambere ryikoranabuhanga, ibicuruzwa bya elegitoronike biragenda bitandukana, kandi nibisabwa bigenda byiyongera.Nyamara, urwego rwo hejuru rwa voltage yo kurwanya ibyo bicuruzwa bya elegitoronike muri rusange ruri munsi yicy'ibikoresho bikwirakwiza amashanyarazi make, bityo bikaba byoroshye guhindagurika kwa voltage, ni ukuvuga kwangirika kw’umuvuduko ukabije.Ibyo bita surge, bizwi kandi nka transvolt overvoltage, ni ihindagurika ryigihe gito riba mumuzunguruko kandi mubisanzwe rishobora kumara hafi miriyoni imwe yisegonda mumuzunguruko, nko mubihe byumurabyo, imirabyo ishobora gukomeza gutanga voltage. ihindagurika mu muzunguruko.

Sisitemu ya 220V yumuzunguruko izabyara ihindagurika ryihuse rya voltage ako kanya irashobora kugera kuri 5000 cyangwa 10000V, nayo izwi nka surge cyangwa transvoltage transit.Ibice byinshi byumurabyo mubushinwa, numurabyo nkikintu cyingenzi mukubyara ingufu za voltage kumurongo, birakenewe rero gushimangira kurinda inkuba muri sisitemu yo gukwirakwiza amashanyarazi make.

        Kurinda SPDuwo murinzi urenze urugero, ihame ryakazi ni uko mugihe umurongo wamashanyarazi, umurongo wogukwirakwiza ibimenyetso byigihe gito birenze urugero, kurinda surge bizaba umuyoboro mwinshi kugirango ugabanye voltage murwego rwa voltage ibikoresho bishobora kwihanganira, bityo bikarinda ibikoresho amashanyarazi.

Kurinda kubaga mubihe bisanzwe, muburyo bukomeye bwo guhangana, nta kumeneka kwubu;mugihe habaye umuvuduko mwinshi mumuzunguruko, umurinzi wo kubaga azaterwa mugihe gito cyane, ingufu zirenze urugero, kugirango arinde ibikoresho;overvoltage irazimira, umurinzi wa surge kugirango agarure leta irwanya imbaraga, ntabwo bizagira ingaruka kumashanyarazi asanzwe na gato.

DC Kubaga Kurinda Ibishushanyo Nuburyo bwo Kwifuza

1. Ibitagenda neza kubushakashatsi bwibikoresho byo kubaga

Kugeza ubu, igishushanyo mbonera cya dc izuba ririnda haracyari ibitagenda neza mubwubatsi nyirizina byateje ibibazo byinshi, ndetse bituma umushinga utinda, kuburyo bukurikira:

1) Ibisobanuro byubushakashatsi biroroshye cyane, ibisobanuro ntibisobanuwe neza, kandi ibyangombwa byo kwishyiriraho ntibisobanutse bihagije, bishobora gutera byoroshye gushidikanya kwinshi mugihe cyubwubatsi kandi bishobora guteza ibyangiritse cyangwa igihombo cyubukungu kubikoresho bya elegitoroniki kuba arinzwe.

) amakosa yo kwishyiriraho.

3) mu gishushanyo cya sisitemu yo gukwirakwiza, ibipimo byo gukingira birinda ibyuzuye ntabwo byuzuye, nk'urwego rwo kurinda voltage urwego UP, rwaba rutarinze guturika, amashanyarazi ntarengwa yo gukora Uc n'ibindi bipimo by'ingenzi ntabwo byakozwe, cyangwa bimwe mu bipimo ntabwo aribyo , bikavamo imikorere nyayo yo gukingirwa kurinda cyangwa kwangiza ibikoresho bya elegitoroniki.

4) Ibishushanyo mbonera ntabwo birambuye.Muri rusange, kugira ibisobanuro birambuye byerekana igishushanyo mbonera cyokwirinda kubitabo byabugenewe, nkibisobanuro rusange byumushinga wubwubatsi, ishingiro ryigishushanyo, haba harimo sisitemu yamakuru ya elegitoroniki, urwego rwo kurinda ibikoresho byo kurinda urwego.

2. Ibishushanyo mbonera bya SPD Kurinda

1.

) .

3. Sisitemu yo gukwirakwiza muburyo bwa Surge Protector Wiring

Sisitemu yo gukwirakwiza amashanyarazi make ikurura sisitemu ifite IT, TT, TN-S, TN-CS uburyo bune, bityo rero SPD surge protector ikaba ishingiye kuri sisitemu itandukanye yo gukwirakwiza sisitemu yo gukwirakwiza amashanyarazi make hanyuma igahitamo igishushanyo gitandukanye, kuri urugero, mugihe ukoresheje sisitemu yo gukwirakwiza ingufu za TN AC, imirongo yo kugabura iganisha kumasanduku yagabanijwe mu nyubako izakenera gukoresha sisitemu ya TN-S.

Ni ibihe bintu ugomba gusuzuma muguhitamo igikoresho cyo gukingira DC?

Iyo imirongo yumuriro wa voltage ntoya iva kuri gride ya kaburimbo yo hejuru ya kabili cyangwa umugozi washyinguwe, ntishobora gushyirwaho SPD surge protector.Kandi iyo byose cyangwa igice cyumurongo wamashanyarazi muto wumurongo wumurongo wo hejuru, hamwe ninkuba yakubiswe iminsi irenga 25d / a, iki gihe cyo gushiraho abashinzwe umutekano kugirango babuze umuvuduko ukabije kumirongo y'amashanyarazi kubera kwinjiza imirabyo, kugirango urwego rwa overvoltage ruri munsi ya 2.5kV.

Igikoresho cyo kurinda Surge gisanzwe gishyirwa mumashanyarazi kumurongo winjira, aho gishyizwe hashobora kuba ibikoresho byamashanyarazi imbere, ariko nanone kubijyanye nishami ryigihugu ryogukwirakwiza ryemejwe gushyirwaho mumashanyarazi yegereye inyubako, ko ni, yashyizwe mumurongo wo hejuru mumurongo wumurongo.Niba ibikoresho bya elegitoroniki birwanya umuvuduko ukabije bifite ibisabwa byinshi, cyangwa ingufu zirenze urugero bizatera ingaruka zikomeye, nkubushobozi bwo gutera igisasu cyangwa umuriro, cyangwa ibikoresho byingenzi bya elegitoronike kugirango bihangane nubushobozi bwumuriro mwinshi biri hasi cyane, ariko kandi bigomba no kongera kwishyiriraho abashinzwe kurinda.

Muri sisitemu yo gukwirakwiza amashanyarazi make kugirango uhitemo ibikoresho bya DC byokwirinda mugihe ibintu byingenzi ugomba gusuzuma ari ibi bikurikira:

(1) Menya urwego rwo kurinda voltage Hejuru ya DC surge protector.Urwego rwo gukingira voltage Hejuru bivuga voltage ntarengwa kumpande zombi zokwirinda zapimwe mugihe ibikorwa byo gusohora nominal bigenda bikorwa, mubisanzwe bigabanijwemo 2.5, 2, 1.8, 1.5, 1.2, 1.0 urwego rutandatu, igice cya kV.Kugirango tubuze ibikoresho by'amashanyarazi kwangizwa n’umuvuduko ukabije, tubanze dutekereze ko impulse ihanganira imbaraga z’ibikoresho by’amashanyarazi bikingiwe bigomba kuba birenze urwego rwo gukingira umuyaga Hejuru y’umurinzi wa surge.

(2) igikoresho cyo kurinda ibikoresho ukoresheje uburyo bwuzuye bwo kurinda.Nukuvuga ko, kuri L-PE, LN na LL hashyizweho umurongo urinda umurinzi kugirango ubashe gukingira byimazeyo umurongo, ushobora kurinda inkuba utitaye kumurongo uri hagati yumuriro mwinshi, bizafasha ibikoresho bya elegitoronike gukora neza arinzwe.Muri icyo gihe, gufungura uburyo bwuzuye bwo kurinda umurinzi wa surge birashobora gusohora icyarimwe ingufu kugirango hirindwe itangira ryokwirinda kubitandukanyirizo biterwa no kwangirika kwayo, bityo bikongerera ubuzima bwumurinzi wa surge.

(3) Hitamo ntarengwa ntarengwa ikora ya voltage Uc ya surge protector.Umuvuduko ntarengwa wogukora wumuriro bivuga voltage ntarengwa ishobora guhora ikoreshwa kumurongo urinda ibintu bidateye impinduka mubiranga umurinzi wa surge kandi ikayobora umurinzi wa surge.

.Umubare ntarengwa wo gusohora bivuze ko umurinzi wo kubaga ashobora gutambutsa gusa impinga yumuyaga wa 8 / 20μs inshuro ebyiri nta byangiritse kubirinda.Mubyukuri, DC irinda umutekano ifite umuvuduko mwinshi wo gusohora.

Isesengura ryo Kurinda SPD Kurinda

Kurinda SPD Surge nubwo kurinda ibikoresho bya elegitoronike kwangirika kwinshi byagize uruhare runini cyane, ariko kubera ko umuzunguruko wabyaye ingufu zirenga zishobora rimwe na rimwe kurenga urwego rwabashinzwe kubaga, bityo rero iyo umurinzi wa surge akora igihe kirekire muri leta ya voltage, bizangirika kandi muburyo butandukanye, ibi bigira ingaruka zikomeye kubuzima bwa serivisi bwumurinzi wa surge.Kurugero, mugihe birenze urugero birenze urugero, umurinzi wo kubaga ashobora gucamo kandi bigatera uruziga rugufi, nkuko bigaragara mumashusho.

Niba igikoresho cyo gukingira cya surge kidahujwe murukurikirane nuwumuzunguruko, umurongo ucamo umurongo D1 uzahita ugenda, nkuko amakosa ya lcc akiriho, gusa nyuma yo gukingira umurindi gusimburwa, umurongo mugufi wumurongo wa D1 uzongera gufunga, kugirango sisitemu itakaza ubudahwema bwo gutanga amashanyarazi.Umuti wiki kibazo ni uguhuza umurongo wumuzunguruko ukurikirana hamwe nu mpera yo hejuru yumurinzi wa surge, kugirango uhitemo umurongo wumuzunguruko washyizwe kumurongo ukurikije umuyaga mwinshi usohora wa surgeur kugirango ibice byumuzunguruko bikora neza, kandi gutembera gutembera bifata ubwoko bwa C, kandi ubushobozi bwayo bwo kumeneka bugomba kuba burenze ubwinshi bwumuzunguruko muto mugihe cyo kwishyiriraho.Nkuko bigaragara mu mbonerahamwe:

Imashini isanzwe ya miniature yameneka yamashanyarazi ntabwo irenze 10kA, imbonerahamwe irashobora kubonwa no guhitamo miniature yamashanyarazi biragoye guhura nubushobozi bwo kumeneka bigomba kuba binini kurenza imiyoboro ngufi ya minisiteri mugihe cyo kwishyiriraho.Kubwibyo, gukoresha fus kugirango urinde kurinda surge ni amahitamo meza!

Incamake

Umuvuduko wa Surge urakwirakwiriye.Nk’uko imibare ibigaragaza, umuvuduko ukabije ubaho buri minota 8 muri gride yigihugu, naho 20% -30% byananiranye kuri mudasobwa biterwa na voltage ya surge, bityo igishushanyo mbonera cyo gukingira ni ngombwa cyane.Igishushanyo mbonera cyo gukingira ni igishushanyo mbonera cyo gukumira, inzira yonyine yo kurinda ibikoresho byacu kwangirika kwinshi cyane bishoboka.Igishushanyo cyibikoresho birinda izuba DC bigomba gutekereza byimazeyo ibintu bitandukanye bigira ingaruka.Gusa murubu buryo, umurinzi wo kubaga ashobora kugira uruhare runini rwo kurinda no kurushaho kurinda ibikoresho bya elegitoroniki kwangirika kwinshi.