Mu nganda zikoreshwa mu nganda, cyane cyane mu rwego rwa peteroli na gaze, ubusugire bw’umuyoboro w’ibyuma ni ngombwa. Bumwe mu buryo bufatika bwo kwemeza kuramba no kuramba kw'iyi miyoboro ni hamwe no gukoresha fusion bonded epoxy (FBE). Gusobanukirwa ibipimo bya FBE ni ingenzi kubantu bose bagize uruhare mu kugura, gushiraho cyangwa gufata neza imiyoboro y'amazi y'ibyuma n'ibikoresho.
Imyenda ya FBE ikoreshwa cyane cyane muburyo butandukanye bwimiyoboro yicyuma, harimo imiyoboro ya SSAW (Spiral Submerged Arc Welded), imiyoboro ya ERW (Electric Resistance Welded), imiyoboro ya LSAW (Longitudinal Submerged Arc Welded), imiyoboro idafite ubudodo, hamwe nibikoresho bitandukanye nkinkokora, tees, hamwe na kugabanya. Intego nyamukuru yiyi myenda ni ugutanga ruswa, ikaba ari ngombwa kugira ngo uburinganire bw’imiterere y’umuyoboro mu gihe kirekire.
NikiFBE?
Ipfundikizo ya FBE ni ifu ya termosetting ya epoxy ikoreshwa hejuru yumuyoboro wibyuma. Igikorwa cyo gusaba kirimo gushyushya umuyoboro mubushyuhe bwihariye hanyuma ugashyiraho ifu ya epoxy, igashonga kandi igahuza umurunga ukomeye hamwe nicyuma cyicyuma. Ubu buryo butera igicucu cyoroshye, kiramba kandi kirwanya imiti gishobora kwihanganira ibidukikije bibi.
Akamaro k'ibipimo bya FBE
Kubahiriza ibipimo bya FBE ni ngombwa kubwimpamvu zikurikira:
1. Kurwanya ruswa: Igikorwa nyamukuru cyo gutwikira FBE ni ukurinda ibyuma kwangirika. Ibipimo bifatika byemeza ko igifuniko gikoreshwa neza kandi cyujuje ubunini bukenewe hamwe n’ibisabwa kugira ngo birinde neza.
2. Ubwishingizi bufite ireme: Mugukurikiza ibipimo byashyizweho, ababikora barashobora kwemeza ubwiza bwibicuruzwa byabo. Ibi ni ingenzi cyane cyane ku masosiyete akora imiyoboro myinshi y’icyuma, urugero, isosiyete ifite umutungo wose wa miliyoni 680, buri mwaka umusaruro wa toni 400.000 z’imiyoboro y’ibyuma, n’umusaruro ungana na miliyari 1.8.
3. Kubahiriza: Inganda nyinshi zigengwa cyane nibikoresho nibikorwa bikoreramo. Gukurikiza ibipimo ngenderwaho bya FBE bifasha ibigo kwirinda ibibazo byamategeko no kugumana izina ryisoko.
4. Kuramba kandi byizewe: Gukoresha neza igipfundikizo cya FBE birashobora kongera igihe cyumurimo wa miyoboro yicyuma. Uku kwizerwa ni ingenzi ku nganda zishingiye kuri iyo miyoboro yo gutwara amazi, peteroli na gaze.
UrufunguzoIbipimo bya FBE
Iyo usuzumye ibifuniko bya FBE, ni ngombwa gusobanukirwa ningingo zingenzi zikoreshwa:
- ASTM D638: Iki gipimo cyerekana imiterere ihindagurika ya plastiki (harimo na FBE) kugirango barebe ko bashobora guhangana nihungabana rikoreshwa mugukoresha.
- ASTM D3359: Ibipimo ngenderwaho bipima guhuza igifuniko kuri substrate, ni ngombwa kugirango harebwe niba igifuniko cya FBE gikomeza kuba cyiza mugihe runaka.
- AWWA C.
mu gusoza
Muri make, gusobanukirwa ibipimo ngenderwaho bya FBE ningirakamaro kubantu bose bagize uruhare munganda zicyuma. Kwibanda ku kurinda ruswa, kwizeza ubuziranenge, no kubahiriza amabwiriza, aya mahame agira uruhare runini mu gutuma ubuzima bwa serivisi bwizerwa kandi bwizewe bw’imiyoboro n’ibikoresho. Isosiyete ishyira imbere kubahiriza ibipimo ngenderwaho, nk'abafite ubushobozi bukomeye bwo kubyaza umusaruro n'umutungo, ntibishobora kuzamura ubwiza bw'ibicuruzwa gusa ahubwo binashimangira umwanya wabo ku isoko rihiganwa. Mugihe icyifuzo cyumuyoboro wibyuma uramba kandi wizewe gikomeje kwiyongera, akamaro ko gutwikira FBE nibipimo byokoreshwa bizakomeza kwiyongera.
Igihe cyo kohereza: Jun-11-2025