Ezimweni zokukhiqiza ezimbonini, ukuthuthwa kwamapayipi kuyisixhumanisi esibalulekile sokuqinisekisa izinqubo ezibushelelezi, kodwa izinkinga ezifana nokuguguleka, ukugqwala, kanye namazinga okushisa aphezulu zivame ukushiya amapayipi “enamanxeba”, okungagcini nje ngokwandisa izindleko zokulungisa kodwa futhi okungathinta nokusebenza kahle kokukhiqiza. Namuhla, into ebizwa ngokuthi “ulwelwesi lwe-ceramic lwe-silicon carbide"" iba "ngumqaphi oqinile" wamapayipi ezimboni ngenxa yezakhiwo zayo eziyingqayizivele.
Abanye abantu bangase babe nesithakazelo sokuthi luyini ulwelwesi lwe-silicon carbide ceramic? Kalula nje, lulwelwesi lwe-ceramic olwenziwe nge-silicon carbide njengento eyinhloko futhi lucutshungulwa ngamasu akhethekile, anganamathela ngokuqinile odongeni lwangaphakathi lwamapayipi ensimbi, akhe ungqimba "lwezivikelo ezivikelayo". Ngokungafani nama-liners ajwayelekile ensimbi noma epulasitiki, izici ze-silicon carbide ceramics ngokwazo zinikeza lolu ngqimba lwezinzuzo "zezivikelo" izinto ezivamile ezingenakukwazi ukuzifanisa.
Okokuqala, "ikhono layo lokulwa nokuguguleka" livelele kakhulu. Lapho kuthuthwa imidiya equkethe izinhlayiya eziqinile njenge-ore slurry, i-coal powder, kanye nezinsalela zemfucuza, udonga lwangaphakathi lwamapayipi ajwayelekile luguguleka kalula yizinhlayiya futhi lube luncane. Kodwa-ke, ubulukhuni be-silicon carbide ceramics buphakeme kakhulu, bulandela idayimane kuphela, engamelana kalula nokungqubuzana nomthelela wezinhlayiya, yandisa kakhulu impilo yenkonzo yamapayipi. Izinkampani eziningi ezisebenzise lokhu zibike ukuthi ngemuva kokufaka i-silicon carbide ceramic lining, umjikelezo wokufaka esikhundleni samapayipi unwetshiwe izikhathi eziningana uma kuqhathaniswa nowangaphambili, futhi imvamisa yokulungisa incishisiwe kakhulu.
Okwesibili, ingabhekana kalula nezinselele zokugqwala kanye nokushisa okuphezulu. Ezimbonini ezifana namakhemikhali kanye ne-metallurgical, i-medium ethuthwa ngamapayipi ivame ukuqukatha izinto ezigqwala njengezinto ezine-asidi kanye ne-alkaline, futhi ingaba sendaweni eshisa kakhulu. Izinto ezivamile zigqwala kalula noma ziguquguquke ngenxa yokushisa okuphezulu. I-silicon carbide ceramics inokuqina okuhle kwamakhemikhali, ayikwesabi ukugqwala kwe-asidi kanye ne-alkaline, futhi ingagcina ukusebenza okuzinzile emazingeni okushisa aphezulu angama-degree Celsius angamakhulu amaningana. Ngisho nangaphansi kwezimo zokusebenza ezinzima isikhathi eside, ingagcina imiphumela emihle yokuvikela.
Okubaluleke kakhulu, lolu hlaka luphinde lulinganisele ukusebenza kahle kanye nokonga. Isisindo salo silula kakhulu, okungeke kulethe umthwalo owengeziwe kakhulu epayipini. Inqubo yokufaka nayo ilula kakhulu, futhi asikho isidingo sokwenza izinguquko ezibalulekile esakhiweni sokuqala sepayipini. Nakuba ukutshalwa kwezimali kokuqala kuphakeme kancane kunohlaka olujwayelekile, ngokuhamba kwesikhathi, impilo yalo yenkonzo ende kanye nezindleko zokulungisa eziphansi kakhulu kungonakalisa izindleko eziningi zamabhizinisi, okwenza kube lula kakhulu ukukhokhela.
Namuhla, njengoba isidingo sokwethenjelwa kwemishini kanye nomnotho sikhula ekukhiqizweni kwezimboni, ulwelwesi lwe-silicon carbide ceramic lusetshenziswa kancane kancane ezimayini, kumakhemikhali, emandleni nakwezinye izindawo. Alunazo izimiso eziyinkimbinkimbi noma imisebenzi emisha, kodwa ngokusebenza okusebenzayo, luxazulula inkinga "endala nenzima" yamapayipi ezimboni, lube usizo olubalulekile kumabhizinisi ukunciphisa izindleko, ukwandisa ukusebenza kahle, nokuqinisekisa ukuzinza kokukhiqiza. Esikhathini esizayo, ngokuthuthukiswa okuqhubekayo kobuchwepheshe, kukholelwa ukuthi lokhu 'okuqinile kokuvikela' kuzodlala indima ebaluleke kakhulu ekuvikeleni intuthuko yezimboni.
Isikhathi sokuthunyelwe: Agasti-29-2025