Gukora imiyoboro y'icyuma byatangiye mu ntangiriro z'imyaka ya 1800. Mbere na mbere, imiyoboro yakorwaga n'intoki - hakoreshejwe gushyushya, kunama, guteranya no guhonda impande. Uburyo bwa mbere bwo gukora imiyoboro bwikora bwatangijwe mu 1812 mu Bwongereza. Uburyo bwo gukora imiyoboro bwakomeje gutera imbere kuva icyo gihe. Bumwe mu buryo buzwi bwo gukora imiyoboro burasobanurwa hano hepfo.
Gusudira mu maguru
Gukoresha uburyo bwo gusudira imiyoboro mu gukora imiyoboro byatangiye gukoreshwa mu ntangiriro z'imyaka ya 1920. Nubwo ubu buryo butagikoreshwa, hari imiyoboro yakozwe hakoreshejwe uburyo bwo gusudira imiyoboro iracyakoreshwa na n'ubu.
Mu gikorwa cyo gusudira imigozi, icyuma cyashyushywaga mu itanura hanyuma kikazunguruka kikagira ishusho ya silindiri. Impande z'icyuma zashyirwagaho "igitambaro". Gusiga igitambaro bikubiyemo gutwikira impande z'imbere z'icyuma, n'inkombe y'uruhande rutandukanye rw'icyuma. Hanyuma umugozi wasukwaga hakoreshejwe umupira wo gusudira, maze umuyoboro ushyushye unyuzwa hagati y'imigozi ituma umugozi uhuza kugira ngo habeho isano.
Ubushuhe bukorwa hakoreshejwe uburyo bwo gusudira imigozi ntabwo bwizewe nk'ubwakozwe hakoreshejwe uburyo bugezweho. Ishyirahamwe ry'Abanyamerika ry'Abahanga mu by'Ubumenyi bw'Imiterere (ASME) ryakoze ikigereranyo cyo kubara umuvuduko wemewe w'imiyoboro, hashingiwe ku bwoko bw'uburyo bwo kuyikora. Iki gipimo kirimo ikintu kizwi nka "interruption factor", gishingiye ku bwoko bw'ubushuhe bwakoreshejwe mu gukora umushongi w'umuyoboro. Imiyoboro idafunze ifite ikigereranyo cya 1.0 Umuyoboro ufunze imigozi ufite ikigereranyo cya 0.6.
Umuyoboro wometseho urwanya amashanyarazi
Umuyoboro wa ERW ukoreshwa mu gushyushya amashanyarazi ukorwa hakoreshejwe uburyo bukonje butuma icyuma gihinduka icyuma cy’umuzenguruko. Hanyuma umuriro unyura hagati y’impande zombi z’icyuma kugira ngo ushyushye icyuma kugeza aho impande zihurizwa hamwe kugira ngo habeho isano hadakoreshejwe ibikoresho byo gusudira. Mu ntangiriro, ubu buryo bwo gukora bwakoreshaga umuriro wa AC ukoresha frequency nke kugira ngo ushyushye impande. Ubu buryo bwakoreshejwe kuva mu myaka ya 1920 kugeza mu 1970. Mu 1970, uburyo bwa frequency nke bwasimbuwe n’uburyo bwa frequency nyinshi bwa ERW bwatanze frequency nziza cyane.
Uko igihe cyagiye gihita, byagaragaye ko imiyoboro ya ERW ikoresha umuvuduko muto ishobora kwangirika, kwangirika kw'imigozi, no gufatana bidahagije kw'imiyoboro, bityo ERW ikoresha umuvuduko muto ntikikoreshwa mu gukora imiyoboro. Uburyo bwo gukoresha umuvuduko mwinshi buracyakoreshwa mu gukora imiyoboro yo gukoreshwa mu kubaka imiyoboro mishya.
Umuyoboro w'amashanyarazi ushongeshejwe
Umuyoboro w'amashanyarazi wakozwe guhera mu 1927. Gusudira hakoreshejwe uburyo bwo gukora icyuma gikozwe mu ishusho y'umuzenguruko. Impande zashyushywaga kugeza igihe zishongeshejwe, hanyuma zigashyirwa hamwe kugeza igihe icyuma gishongeshejwe gishyizwe mu ngingo maze bigahinduka urushinge. Kimwe n'umuyoboro wa ERW usanzwe, imiyoboro y'umuyoboro wa flash welded ishobora kwangirika no gucika kw'ibifunga, ariko ku rugero ruto ugereranije n'umuyoboro wa ERW. Ubu bwoko bw'umuyoboro nabwo bushobora kwangirika bitewe n'ibice bikomeye mu byuma bya plate. Kubera ko imiyoboro myinshi ya flash welded yakozwe n'uruganda rumwe, bikekwa ko ibi bice bikomeye byatewe no kuzimya icyuma mu buryo butunguranye mu gihe cyo gukora cyakoreshejwe n'uruganda runaka. Gusudira hakoreshejwe uburyo bwo gukora umuyoboro ntabwo bikikoreshwa mu gukora umuyoboro.
Umuyoboro wa DSAW (DSAW) urimo kabiri winjijwe mu mazi
Kimwe n'izindi nzira zo gukora imiyoboro, gukora umuyoboro wa Double Submerged Arc Welded Pipe bikubiyemo kubanza gukora ibyuma mu buryo bw'umuzenguruko. Impande z'umuyoboro uzingiye zikorwa ku buryo imiyoboro ifite ishusho ya V ikorwa ku buso bw'imbere n'inyuma aho umuyoboro uherereye. Hanyuma umuyoboro uhambirwa hakoreshejwe uburyo bumwe bwo gusudira umuyoboro ku buso bw'imbere n'inyuma (bityo ukaba uhambiriwe kabiri). Umuyoboro uhambirirwa mu mazi urimo guhindagurika.
Akamaro k'ubu buryo ni uko imashini zisudira zinjira 100% by'urukuta rw'umuyoboro kandi zigatuma ibikoresho by'umuyoboro bifatanya cyane.
Umuyoboro Udacometse
Umuyoboro udafite umugozi wakozwe kuva mu myaka ya 1800. Nubwo inzira yahindutse, hari ibintu bimwe na bimwe byakomeje kuba bimwe. Umuyoboro udafite umugozi ukorwa hakoreshejwe gutobora icyuma gishyushye gifite umugozi. Icyuma gipfundikiye kizunguruka kandi kikaramburwa kugira ngo kigere ku burebure n'umurambararo byifuzwa. Akamaro nyamukuru k'umuyoboro udafite umugozi ni ukuvanaho inenge zifitanye isano n'umuyoboro; icyakora, ikiguzi cyo kuwukora ni kinini.
Umuyoboro wa mbere udafite umugozi washoboraga kugira inenge ziterwa n'umwanda mu byuma. Uko tekiniki zo gukora ibyuma zagendaga zirushaho kunozwa, izo nenge zaragabanutse, ariko ntizakuweho burundu. Nubwo bigaragara ko umuyoboro udafite umugozi wakwifuzwa kuruta umuyoboro wakozwe udafite umugozi, ubushobozi bwo kunoza imiterere ikenewe mu muyoboro ni buke. Kubera iyo mpamvu, umuyoboro udafite umugozi ubu uboneka mu bunini bw'inkuta no mu rwego rwo hasi kuruta umuyoboro udafite umugozi.
Jindalai Steel Group yihariye mu gukora imiyoboro ya ERW (Electric Resistance Welded) na SSAW (Spiral Submerged Arc welded) igezweho. Isosiyete yacu ifite imashini igezweho yo gusudira ikoresheje umugozi ugororotse wa φ610 mm, hamwe n'imashini ikoresha umugozi ugororotse wa φ3048mm. Uretse inganda za ERW na SSAW, dufite izindi nganda eshatu zikorana nazo mu gutunganya LSAW na SMLS mu Bushinwa bwose.
Niba uguze imiyoboro y'amazi mu gihe kiri imbere, saba ikiguzi. Tuzaguha izakuzanira ibicuruzwa ukeneye byihuse. Ohereza ikibazo cyawe maze tuzishimira kugisha inama by'umwuga.
Twebwe Jindalai Steel Group ni uruganda, twohereza mu mahanga, dufite imigabane n'abatanga ubwoko bw'imiyoboro y'ibyuma. Dufite abakiriya baturutse i Thane, Megizike, Turukiya, Pakisitani, Omani, Isiraheli, Misiri, Abarabu, Viyetinamu, Miyanimari. Ohereza ikibazo cyawe kandi tuzishimira kugisha inama by'umwuga.
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Igihe cyo kohereza: Ukuboza-19-2022
