Txhim kho kev ua tau zoo thiab ua tau zoo yog qhov tseem ceeb hauv kev lag luam hnyav-evolving kev lag luam hnyav. Ib qho ntawm qhov tseem ceeb tshaj plaws hauv vuam technology los tawm hauv xyoo tsis ntev los no yog ob chav submered arc vuam (dsaw). Lub thev naus laus zis no tsuas yog txhim kho cov qauv txheej txheem welded, tab sis tseem yooj yim ua rau kev tsim khoom lag luam, ua rau kev ua si-hloov pauv ntawm cov khoom siv hnyav.
Ntawm plawv DSAW yog nws lub peev xwm los ua cov khoom siv zoo nrog qhov tsis xws luag. Tus txheej txheem cuam tshuam nrog ob qho arcs uas tau faus hauv qab ib txheej glux, uas tiv thaiv lub pas dej weld los ntawm kev sib kis thiab oxidation. Qhov tshwm sim yog lub tshuab nqus tsev ntxhua khaub ncaws, muaj zog Weld uas tuaj yeem tiv thaiv txoj kev ua kom nruj ntawm cov khoom siv fabrication hnyav-ua haujlwm. Qhov no yog qhov tshwj xeeb tshaj yog rau cov tuam txhab uas tsimTxias tsim Welded QauvHollow cov ntu, xws li cov neeg tau hais hauv European tus qauv hauv puag ncig, xwmfab lossis duab plaub daim. Cov ntu no tseem ceeb heev rau ntau cov ntawv thov, suav nrog kev tsim kho, cov tshuab hluav taws xob thiab cov tshuab hnyav.
Nyob rau hauv Cangzhou, Hebei Xeev, cov nroj tsuag ua kom pom qhov zoo ntawm dsaw hauv kev tsim khoom hnyav. Tsim tau nyob rau hauv 1993, cov nroj tsuag npog thaj tsam ntawm 350,000 square metres thiab muaj cov khoom muaj cai tag nrho ntawm 680 lab yuan. Nrog 680 cov neeg tau mob siab rau cov neeg ua haujlwm, cov nroj tsuag yog tus thawj coj hauv kev tsim cov khoom muaj txiaj ntsig Hollow cov txheej txheem hollow. Los ntawm kev sib xyaw ua ke dsaw rau hauv kev tsim khoom, cov nroj tsuag tau txhim kho kev ua tau zoo thiab cov khoom zoo.
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm DSAW yog ceev. Cov txheej txheem tso cai rau kev siv vuam nrawm dua li cov txheej txheem ib txwm muaj, uas txo cov sijhawm ntau lawm. Qhov kev ua tau zoo no yog qhov tseem ceeb rau kev tsim khoom hnyav uas lub sijhawm feem ntau yog feem ntau ntawm cov essence. Los ntawm kev txo lub sijhawm vuam, cov chaw tsim khoom tuaj yeem ua rau ntau yam thiab ua tau raws li kev xav tau ntawm kev sib tw lag luam.
Ib qho ntxiv, DSAWW zoo tseem ceeb heev. Lub submerged Arc txheej txheem minimizes qhov kev pheej hmoo ntawm qhov tsis xws luag xws li porosity thiab suav uas yuav cuam tshuam cov qauv kev ncaj ncees ntawm cov khoom kawg. Qhov no yog qhov tshwj xeeb tshaj yog rau kev tsim khaub ncaws welded welded welded, uas yuav tsum tau raws li cov qauv tswj hwm zoo kom ntseeg tau tias lawv cov ntawv thov. Lub CanGzhou cog siv cov thev naus laus zis no kom ntseeg tau tias nws cov khoom tsis yog tsuas yog ua kom tau cov qauv kev lag luam, tab sis tshaj lawv.
Ntxiv nrog rau kev txhim kho kev ua tau zoo thiab zoo, dsaw kuj tseem pab txuag cov nqi. Nrog tsawg dua qhov tsis xws luag, muaj tsawg dua xav tau kev ua haujlwm, uas txhais tau tias cov tuam txhab tuaj yeem faib cov kev pab tau ntau dua. Qhov no yog qhov tseem ceeb tshaj plaws rau kev tsim khoom loj, qhov twg cov khoom siv thiab cov zog yog cov kev siv nyiaj tseem ceeb.
Raws li kev tsim kev lag luam hnyav ua lag luam txuas ntxiv mus rau kev loj hlob, kev saws ntawm cov vuam vuam tshuab xws liOb chav submolled arc weldedYuav ua lub luag haujlwm tseem ceeb hauv kev ua lub neej tom ntej. Cov tuam txhab uas nqis peev hauv cov thev naus laus zis no tsuas yog txhim kho cov khoom lag luam zoo tab sis kuj tau txais txoj haujlwm ua haujlwm hauv kev ua lag luam tseem ceeb.
Hauv ntej, ob chav submerged arc vuam yog rkasning kev ua haujlwm hnyav los ntawm kev txhim kho kev ua tau zoo thiab ua tau zoo. Cov nroj tsuag no hauv Canggzhou City yog tus piv txwv ua ntej cov cuab yeej thev naus laus zis tuaj yeem ua ke rau cov txheej txheem ntau lawm, ua cov kab ke zoo tshaj plaws uas tau raws li kev xav tau ntawm kev lag luam niaj hnub. Raws li cov tuam ntxhab sib zog rau qhov zoo tshaj plaws, txais yuav cov dsaw yuav tseem ceeb heev rau kev ua tiav hauv lub xyoo tom ntej.
Lub Sijhawm Post: Apr-08-2025