Ni akahe gaciro k'ibikoresho byo gukingira ubushyuhe bya U?

Agaciro ka U, kazwi kandi nka U-factor, ni igipimo cy'ingenzi mu bijyanye n'ibikoresho bikingira ubushyuhe. Bigaragaza umuvuduko ubushyuhe bunyura mu bikoresho. Uko agaciro ka U kaba kari hasi, ni ko imikorere y'ibikoresho bikingira ubushyuhe irushaho kuba myiza. Gusobanukirwa agaciro ka U-k'ibikoresho bikingira ubushyuhe ni ingenzi mu gufata ibyemezo bifatika ku bijyanye n'uburyo inyubako ikoresha ingufu neza kandi ikagira ihumure.

Mu gihe utekereza ku gikoresho cyo gushyushya, ni ngombwa gusobanukirwa agaciro kacyo ka U kugira ngo usuzume akamaro kacyo mu gukumira gutakaza cyangwa kwiyongera k'ubushyuhe. Ibi ni ingenzi cyane mu nganda z'ubwubatsi, aho gukoresha neza ingufu no kuzibungabunga ari ibintu by'ingenzi. Mu guhitamo ibicuruzwa bifite agaciro ka U gake, abubatsi n'abafite amazu bashobora kugabanya ikoreshwa ry'ingufu no kugabanya ikiguzi cyo gushyushya no gukonjesha.

Agaciro ka U- k'ibikoresho byo gukingira ibidukikije gaterwa n'ibintu nk'ubwoko bw'ibikoresho, ubunini, n'ubucucike. Urugero, ibikoresho nka fiberglass, cellulose, na foam insulation bifite agaciro ka U- gatandukanye bitewe n'uburyo butandukanye bwo gutwara ubushyuhe. Byongeye kandi, imiterere n'imitangire yabyo bizagira ingaruka ku gaciro ka U- muri rusange.

Kugira ngo umuntu amenye agaciro ka U k'ikintu runaka gikingira ubushyuhe, agomba kureba ibisobanuro bya tekiniki byatanzwe n'uruganda. Ibi bipimo bikunze kuba birimo agaciro ka U, kagaragazwa mu bipimo bya W/m²K (Watts kuri metero kare kuri Kelvin). Mu kugereranya agaciro ka U k'ibicuruzwa bitandukanye, abaguzi bashobora guhitamo neza ibikoresho bikingira ubushyuhe bihuye n'ibyo bakeneye.

Muri make, agaciro ka U k'igicuruzwa gikingira umuriro bigira uruhare runini mu gusuzuma imikorere yacyo y'ubushyuhe. Mu gusobanukirwa no gutekereza ku gaciro ka U mu gihe cyo guhitamo ibikoresho bikingira umuriro, abantu ku giti cyabo n'ibigo bashobora gutanga umusanzu mu kuzigama ingufu no guteza imbere ahantu heza ho gutura no gukorera. Ni ngombwa gushyira imbere ibicuruzwa bifite agaciro ka U gake kugira ngo bikoreshe ingufu neza kandi bigire ubuzima bwiza.