Umuhanda Utuje: Impamvu ubushobozi bwo gutwara umugozi ari wo muyoboro w'ubuzima bw'isi ya none

Mu buryo bugoye bwo gushushanya imiterere yacu y’amashanyarazi, insinga z’amashanyarazi ziciriritse ni intwari idahimbwa. Tubabona bagwa inyuma y’inkuta, bapfunyitse mu masahani y’inganda, no munsi y’ubutaka, birengagiza uruhare rwabo rw’ingenzi. Nyamara, mu mutima wa buri sisitemu y’amashanyarazi yizewe, ikora neza kandi yizewe hari ikibazo cyoroshye cyane: Ni angahe umuriro w’amashanyarazi ushobora gutwara mu buryo butekanye? Igisubizo, gisobanurwa n’ukoUbushobozi bwo gutwara umuriro mu buryo bw'ibanga, ni isesengura rigoye rifite ingaruka zikomeye ku mutekano, ihindagurika ry'ingufu, no kunoza ubukungu.

Iyi parametre y'ibanze, ikunze kuvugwa nk'aho ari Ampacity, ntabwo ari umubare uhoraho wanditse ku rupapuro rw'igenamigambi. Ni agaciro gahinduka, ubwumvikane bwimbitse hagati ya fiziki, ubumenyi bw'ibikoresho, n'ukuri kw'ibidukikije. Kubyumva ntibikiri ikibazo cy'umuhanga gusa; ni ingenzi kuri buri wese kuva ku bashyiraho politiki bateganya kuvugurura imiyoboro y'amashanyarazi kugeza ku ba nyir'amazu bashyiraho charger y'imodoka zikoresha amashanyarazi.

Gusobanura Umuyoboro w'Ubuzima: Ampacity ni iki mu by'ukuri?

Ubushobozi bw'umuyoboro w'amashanyarazi ukoreshwa mu gutwara insinga ni umuyoboro w'amashanyarazi uhoraho ntarengwa ushobora gutwara mu bihe byagenwe nta bushyuhe bwawo buhamye burenze urugero rwagenwe. Ubu bushyuhe ntarengwa ni ingenzi kuko kurenza ubwo bushyuhe byihutisha kwangirika kw'ubushyuhe bw'insinga, bigatera kwangirika vuba, imiyoboro migufi, kandi, mu bihe bibi cyane, inkongi z'umuriro.

“Tekereza insinga nk'umuhanda muto,” Dr. Alisha Sharma, umwarimu w’ikoranabuhanga mu by’amashanyarazi mu Kigo cy’Ikoranabuhanga arasobanura ati: “Ama-electron ni imodoka. Umuvuduko w’amashanyarazi ni umubare w’imodoka zinyura ku munota umwe ku isegonda. Iyo imodoka nyinshi zigerageje gukoresha umuhanda, gukururana—cyangwa kurwanya amashanyarazi—bitanga ubushyuhe. Iyo ubushyuhe budashobora gushonga vuba bihagije, ‘umuhanda’ ubwawo, ari wo urinda umuyaga, utangira gushonga. Ubunini bw’amashanyarazi ni bwo buryo bwo gucunga ibinyabiziga burinda iki kibazo gikomeye.”

Inkingi enye z'ubudahangarwa: Uburinganire butoroshye

Igipimo cy'ubushyuhe bw'insinga ntabwo gishingiye ku mutima wayo w'umuringa cyangwa aluminiyumu. Kigenwa n'uburinganire bw'ibintu bine by'ingenzi:

1. Ibikoresho by'umuyoboro w'amashanyarazi n'ingano: Ishingiro ry'ikintu

Ikintu cy’ingenzi cyane ni icyuma gifata umuriro ubwacyo. Umuringa, ufite ubushobozi bwo gutwara umuriro bwinshi, mu buryo busanzwe ufite ubushobozi bwo kwaguka kurusha aluminiyumu ku gice kimwe cy’aho uherereye. Niyo mpamvu porogaramu zikora neza akenshi zikoresha umuringa.

Ingenzi cyane ni ingano, ipimwa muri milimetero kare (mm²) cyangwa AWG (American Wire Gauge). Umuyoboro munini w'amashanyarazi ufite ubushobozi buke bwo guhangana n'amashanyarazi, bisa n'umuyoboro mugari utuma amazi menshi atemba kandi nta gitutu kinini gitakaza. Urugero, PVC isanzwe ifite ubwikorezi buhagije. Insinga y'umuringa ishobora gupimwa kuri Amps zigera kuri 16 kuri 1.5mm², ariko ibi bishobora kugera kuri Amps zirenga 100 kuri insinga ya 25mm².

2. Ibikoresho byo gukingira ubushyuhe: Umurinzi w'ubushyuhe

Ubwoko bw'ubushyuhe ni bwo butuma ubushyuhe butagira ingano bushobora kugabanuka. Ibikoresho bitandukanye bifite ubushyuhe butandukanye.

PVC (Polyvinyl Chloride):Isanzwe kandi ihendutse, ariko ifite ubushyuhe buke cyane bwo kuyikoresha (ubusanzwe 70°C). Ibi bigabanya ubushobozi bwayo bwo kuyikoresha.

XLPE (Polyethylene ifitanye isano):Ni ibikoresho byiza cyane, binyuze mu buryo bwa shimi, bishobora kwihanganira ubushyuhe bwinshi (ubusanzwe 90°C). Ibi bituma insinga ifite ubwikorezi bwa XLPE ishobora gutwara umuriro mwinshi kurusha insinga ifite ubwikorezi bwa PVC ifite ingano imwe.

Rubber (urugero, EPR):Itanga ubworoherane bwiza kandi irwanya ubushyuhe, ikunze gukoreshwa ahantu hasaba imbaraga nyinshi nko mu bucukuzi bw'amabuye y'agaciro cyangwa mu birori bibera iwacu.

Ubwishingizi bw'amabuye y'agaciro (MI): Ishobora kwihanganira ubushyuhe bukabije burenga 250°C, ikoreshwa mu kurinda inkongi z'umuriro no mu bushyuhe bwinshi.

3. Uburyo bwo gushyiraho: Ikintu cy'ingenzi gikonjesha

Uburyo insinga ishyirwamo n'aho ishyirwa bigira ingaruka zikomeye ku bushobozi bwayo bwo gusohora ubushyuhe. Iyi ni yo tandukaniro rikunze kwirengagizwa mu bintu bitari iby'umwuga.

Byaciwe ku buso cyangwa bishyinguwe mu butaka:Ibi ni bimwe mu bintu byiza cyane byo gukonjesha. Umwuka cyangwa ubutaka bishobora gutembera no gukurura ubushyuhe, bigatuma habaho ubushyuhe bwinshi bushoboka.

Bifungiye mu muyoboro cyangwa mu muyoboro w'amazi:Iki ni ibidukikije bito cyane. Insinga zishyizwe hamwe mu mwanya ufunze zifata ubushyuhe, bigatuma ubushyuhe buzamuka. Amabwiriza y'igihugu agenga insinga, nka NEC muri Amerika cyangwa IEC 60364 ku rwego mpuzamahanga, ategeka ko ibintu bikomeyeibintu bitera ishoziInsinga ishobora gutwara Amps 40 mu kirere ishobora kwanduzwa Amps 28 gusa iyo ifatanye n'izindi ebyiri mu muyoboro w'amazi.

Yashyinguwe mu miyoboro y'amazi: Ubushyuhe bw'ubutaka bukikije bugira uruhare runini. Ubutaka bwumye kandi bw'umucanga ntibutwara ubushyuhe neza ugereranije n'ibumba ritose, bigatuma habaho ubushyuhe bukeUbushyuhe bw'ikirere: Ishingiro ry'ibidukikije

4. Igipimo cy'insinga gishingiye ku bushyuhe busanzwe bwo mu kirere, akenshi 30°C mu kirere cyangwa 20°C mu butaka. Iyo insinga ishyizwe mu cyumba cy'ubushyuhe cyangwa ku gisenge gishyushye ku zuba aho ubushyuhe bwo mu kirere ari 50°C, ubushobozi bwayo bwo gukonja buragabanuka cyane. Ingufu zayo zisanzwe zigomba kugabanuka kugira ngo hirindwe ko igiteranyokuzamuka k'ubushyuhe n'ikirere biva ku kurenga urugero rw'ubushyuhe busabwa.

Ishusho yo kugereranya: Gushyira inyigisho mu bikorwa

Uburyo ibi bintu bihurirana bugaragazwa neza n'ingero. Tekereza ku muyoboro w'umuringa wa mm² 16:

PVC Ifite Ubwikorezi, Ifite Ubwikorezi Buziguye:Ubunini bwayo bushobora kuba hafiAmps 80.

XLPE Ifite ubushyuhe, Ifite ubushyuhe butose:Kubera ko ifite ubushyuhe bwinshi, kondakita imwe yashoboraga gutwaraAmps 100.

XLPE Ifite ubushyuhe, mu muyoboro w'amazi hamwe n'izindi nsinga 2:Kubera ko ishyirwa mu matsinda, ubushobozi bwayo bwo kwirinda bushobora kugabanuka kugera kuriAmps 75.

Insinga imwe mu bushyuhe buri hagati ya 45°C:Gusubiramo amagambo bishobora gutuma umubare wa nyuma ugabanuka ukagera kuAmps 65.

Ibi bigaragaza neza impamvu guhitamo insinga bitewe n'ingano y'umuyoboro wayo ari umukino uteje akaga.

Twandikire IBYABONEKA ubu kugira ngo tubone ireme ryinshi insinga！