Ezweni lokwakhiwa nokugcinwa kwamapayipi, ukuqinisekisa ubuqotho kanye nobude besikhathi samapayipi ensimbi kubaluleke kakhulu. Enye yezindlela eziphumelela kakhulu zokufeza lokhu ukusebenzisa izembozo ze-epoxy eziboshwe nge-fusion (FBE). Lezi zembozo azigcini nje ngokuhlinzeka ngesithiyo esinamandla sokugqwala kodwa futhi zithuthukisa ukuqina kwepayipi. Ukuqonda ukubaluleka kwezindinganiso ze-FBE zezembozo kubalulekile kubakhiqizi, onjiniyela, kanye nabaphathi bephrojekthi ngokufanayo.
Ukugqoka kwe-FBEzenzelwe ngqo ukuvikela amapayipi ensimbi kanye nokufakwa kwezinto eziyingozi ezibangelwa yizinto zemvelo, okuhlanganisa umswakama, amakhemikhali, kanye nokushintshashintsha kwezinga lokushisa. Izindinganiso ezilawula lezi zingubo, njengalezo ezichaza izidingo zengubo ye-polyethylene ekhishwe efektri enezingqimba ezintathu kanye nengqimba eyodwa noma ngaphezulu yengubo ye-polyethylene ecijile, zidlala indima ebalulekile ekuqinisekiseni ukuthi izingubo zisebenza kahle isikhathi eside. Lezi zindinganiso ziqinisekisa ukuthi izingubo zisetshenziswa ngokulinganayo futhi zinamathela kahle ebusweni bensimbi, okubalulekile ekuvimbeleni ukugqwala.
Ingqikithi yale ngxoxo yinkampani eseCangzhou, eSifundazweni saseHebei, ebilokhu ihola ekukhiqizweni kwamapayipi ensimbi asezingeni eliphezulu kanye nokufakwa kwawo selokhu yasungulwa ngo-1993. Njengoba inendawo engamamitha-skwele angu-350,000, izimpahla eziphelele ezingama-RMB ayizigidi ezingu-680 kanye nochwepheshe abazinikele abangu-680, inkampani izibophezele ekukhiqizeni imikhiqizo ehlangabezana nezindinganiso zekhwalithi eziqinile. Ubuchwepheshe bayo ekusebenziseni izembozo ze-FBE bubonisa ukuzibophezela kwabo ekuqineni kwamapayipi kanye nokuphila isikhathi eside.
Ukubaluleka kokunamathela ku-Izindinganiso zokumboza ze-FBEAkunakweqiswa. Uma lezi zindinganiso zilandelwa, isembozo sizohlinzeka ngesendlalelo esiqinile sokuvikela esizomelana nobunzima bezindawo ezahlukahlukene. Lokhu kubaluleke kakhulu kumapayipi agqitshwe noma acwiliswe emanzini, lapho amapayipi evezwa khona umswakama oqhubekayo kanye nezinto ezingase zibole. Ngokusebenzisa isembozo sefektri esihlangabezana nezindinganiso ezimisiwe, izinkampani zinganciphisa kakhulu ingozi yokwehluleka kwamapayipi, ngaleyo ndlela zigweme ukulungiswa okubizayo kanye nezingozi zemvelo.
Ngaphezu kwalokho, isikhathi eside sepayipi singaphezu nje kokuvimbela ukugqwala; futhi simayelana nokuqinisekisa ukuthi i-coating ingamelana nokucindezeleka kwemishini okudalwe ngesikhathi sokufakwa nokusebenza. Izindinganiso ze-FBE coating zicabangela izici ezifana nokunamathela, ukuguquguquka, kanye nokumelana nomthelela, konke okunegalelo ekusebenzeni jikelele kohlelo lwepayipi. Ngokutshala imali ku-coating esezingeni eliphezulu ehlangabezana nalezi zindinganiso, izinkampani zingandisa impilo yamapayipi azo, ekugcineni zinciphise izindleko zokulungisa futhi zithuthukise ukusebenza kahle kokusebenza.
Ngamafuphi, ukubaluleka kwezindinganiso zokumboza ze-FBE ekuqinisekiseni ubuqotho bepayipi kanye nobude besikhathi akunakubhekwa njengokunganakwa. Izinkampani ezifana neCangzhou ziphambili embonini, zihlinzeka ngemikhiqizo ebalulekile ehlangabezana nalezi zindinganiso. Ngokubeka phambili ikhwalithi kanye nokuhambisana, zisiza ekuvikeleni ingqalasizinda ebalulekile emnothweni wethu kanye nemvelo. Njengoba isidingo sezinhlelo zamapayipi ezinokwethenjelwa nezihlala isikhathi eside siqhubeka nokukhula, ukumboza kwe-FBE kuzoqhubeka nokudlala indima ebalulekile ekufezeni lezi zinhloso. Ukutshala imali ekumbozeni kwekhwalithi namuhla kuzothela izithelo esikhathini esizayo, kuqinisekise ukuthi amapayipi ethu ahlala ephephile futhi esebenza iminyaka ezayo.
Isikhathi sokuthunyelwe: Feb-26-2025