Xa imibhobho yamanzi engaphantsi komhlaba ingasebenzi, phantse isoloko iyinto efanayo: ukugqwala. Kangangamashumi eminyaka, iinjineli kunye nabaphathi beeprojekthi bebesilwa eli dabi ngeengubo eziqhekekayo, ii-linings ezixobukayo, kunye nokulungiswa okubonakala ngathi akuhlali ixesha elide.
Kodwa kukho indlela ekrelekrele ngakumbi ngoku.
IUmbhobho oneePolypropylene I-Cangzhou Spiral Steel Pipes Group Co., Ltd. itshintsha indlela esebenza ngayo kwiinkqubo zamanzi angaphantsi komhlaba. Endaweni yokupeyinta nje kumaleko okhuselayo, le mbhobho iza ne-polypropylene lining ebopha intsimbi. Cinga ngayo njengekhaka elakhelwe ngaphakathi apho izinto ezirhabaxa zingenakukwazi ukungena khona.
Ngoko ke ithintela njani ukugqwala?
Kulula. Ulwelo lwe-polypropylene ludala umqobo opheleleyo phakathi kwentsimbi kunye nantoni na ehamba ngaphakathi—okanye ejikeleze—umbhobho. Amanzi, iikhemikhali, ii-asidi zomhlaba… akukho nanye kuzo echukumisa isinyithi. Okwangoku, umbhobho wentsimbi ngokwawo wenziwe kusetyenziswa ubuchwepheshe obuphambili bokuwelda i-spiral submerged arc, nto leyo ethetha ukuba iindawo ezibuthathaka azinakuba ninzi kwaye ubomi benkonzo buhlala ixesha elide.
Abantu baseCangzhou Spiral Steel Pipes Group bayazi into okanye ezimbini malunga nokwenza imibhobho ehlala ixesha elide. Yasekwa ngo-1993, ikhule yaba ngomnye wabavelisi abaphambili baseTshayina kweli candelo. Ifektri yabo ekwiSixeko saseCangzhou igubungela indawo enkulu engama-350,000 square metres, kunye nabasebenzi abangama-680 abagcina izinto zisebenza kakuhle. Unyaka ngamnye, bakhupha iitoni ezingama-400,000 zemibhobho yentsimbi ejikelezayo—oko kuthetha ukuba ixabiso lemveliso limalunga ne-1.8 yeebhiliyoni zeeYuan.
Kuthetha ukuthini oko kuwe? Kuthetha ukuba le ayisiyomveliso yovavanyo evela kwinkampani entsha. Le mibhobho ivavanywa endle, iveliswa ngobuninzi, kwaye yakhelwe ukujongana neeprojekthi zokubonelela ngamanzi angaphantsi komhlaba.
Kwiinkqubo zemibhobho yamanzi engaphantsi komhlaba, ukungaphumeleli akuyondlela ifanelekileyo. Nje ukuba loo mbhobho ungene emhlabeni, ukuwumba kwakhona kubiza imali eninzi. Umbhobho ofakwe kwi-polypropylene unika ithuba lokuwufaka kube kanye uze ulibale ngawo amashumi eminyaka.
Kwaye inyani? Lolo luhlobo loxolo lwengqondo olunzima ukulibeka ixabiso.
Ixesha leposi: Meyi-23-2026