Imishini ye-slurry iyingxenye ebalulekile ngaphakathi kokwakhiwa kwezakhiwo ezijulile kanye naphakathi, ifaka phakathi imishini eyenziwe ngokukhethekile kanye nezinhlelo eziklanyelwe ukufaka nokugcina imikhono ye-slurry kanye nezakhiwo ze-diagram wall. Lezi zixazululo ezakhiwe ngokucophelela zibalulekile ekuqinisekiseni ukuhlala kwezindonga ezikhuhla, ukulawula amanzi angaphakathi, nokuxhasa imisebenzi emikhulu yokwakha ezimeni ze-geological ezinzima. Ubuchwepheshe be-slurry wall buvumela abakhiqizi ukuba baphumeze kahle ngaphansi kwezinga lamathafa amanzi, bagcine izihlahla ezingaqinile, futhi bakhe imikhono edinga umthwalo eqinile ngesisekelo esisodwa esihlanganisiwe. Le nqubo ixhomeke kumagagasi e-bentonite slurries noma ama-polymers okuphilayo ukuphatha ubuqotho bomkhandlu wezikhukhula ngenkathi imisebenzi yokushaya amabhakede, ukudonsa, nokuhlanza iqhubeka. Ezindaweni ezinzima zomphakathi lapho izikhala nezakhiwo ezisondelene zithinta izindlela ezivulekile zomsebenzi, imishini ye-slurry ihlinzeka ngenketho ebhedayo, engafakiwe kakhulu evikela ucwaningo oluzungezile futhi igcine izindinganiso eziqinile zokuhambisana nemvelo. Ukufaka izikhukhula ze-slurry kanye nezinhlelo ze-diagram wall kudinga imishini ekhethekile okubalwa kuyo izinhlelo ze-slurry plant ezixubanisa futhi zikhulise i-bentonite, amabhakede aphatha noma amaphaneli e-diagram wall awafakazela ngezikhukhula ngenkathi egcina ukweseka kwe-slurry, ama-desanding units ahlukanisa impahla edliwayo kusuka ku-slurry ukuze isetshenziswe futhi iphinde ibuyiselwe, kanye nezinhlelo ze-tremie zikhona eziqinisekisa ukwakhiwa kwekhonkrithi ngaphansi kwekhola ye-slurry. Lezi zinhlelo ezihlanganisiwe zisebenza ndawonye ukuze zakhe izithiyo zemigudu eziphakathi nendawo noma eziphakeme ezibangela imisebenzi ebalulekile kumaphrojekthi ezakhiwo ezijulile, izikhukhula ze-basin, kanye nokuthuthukiswa kwemithombo esezansi. I-slurry igcina umfutho we-hydrostatic emkhakha wokubamba, ivimba ukuwa komhlabathi, futhi ihlunga ama-particulates amancane ngenkathi isekela isisindo somhlaba nezamanzi ezizungezile. Imishini ye-slurry yanamuhla ifaka phakathi izinhlelo zokuqapha eziyinkimbinkimbi ezilandelela izici ze-slurry ezifana nohlaka, i-viscosity, okuqukethwe okukhona, kanye ne-pH ukuqinisekisa ukusebenza okuphezulu ngesikhathi sokwakha nokugcina izincazelo ezithile zokusebenza kwesakhiwo isikhathi eside. Imishini ye-slurry isetshenziswa ezinhlelweni ezahlukahlukene ze-geotechnical okuhlanganisa ukwakhiwa kwezindonga eziphethe izigaba eziningi, izindonga ezikhipha amanzi ukuze kulawulwe amanzi angaphakathi ezindaweni ezichayekiwe, izinto eziphakeme ezidingekayo ezifana namabhakede wezindonga ze-diagram asetshenziselwa emaphrojeni ekuphakamiseni okujule, kanye nezinhlelo zokuxhasa eziphakathi nendawo zokuthamba nezinsiza ezingaphansi. Izimo zomhlaba ezihlukene kusuka kumathafa amsandayo nakwamasahane, naziphathiswa kanye nezindawo ezinzima nobuhlungu bobukhosi bakwenza kube namathuba ahlukeneyo kanti imishini ye-slurry ibhekana nalezi zinkinga ngempumelelo. Lobu buchwepheshe bunenani elikhulu ezindaweni lapho amanzi angaphakeme, ama-plasti ommese, noma imhlabathi engabiphithikayo ukuze ezinjalo zomoya zingabi khona. Kubakhiqizi bezizinda nez specialist ze-geotechnical, imishini ye-slurry imelela indlela eqinisekisiwe, ethembekile yokufinyelela ezikhukhulweni eziqinile, ezithambile eziphakeme ezivumela ukwakhiwa okusebenza kahle kokuhlanza nezinhlelo zokwakha. Ukutshalwa kwemali kumasistimu e-slurry asezingeni eliphezulu, kuhlanganiswe nemisebenzi ye-operathor enekhono nelisizayo, kulethela izinzuzo ezibalulekile kumphakathi, ukuhamba kwesikhathi, kanye nezindleko zokwakha ezithandekayo emsebenzini owudlulele ophakeme.
Ama-desander ayithuluzi abalulekile emisebenzini yokwakha izisekelo ezijulile kanye nemisebenzi ye-geotechnical engineering, aklanyelwe ngokukhethekile ukuphatha nokulungisa amafutha okumba asetshenziswa ezindleleni zokumba ezisekelwe ku-slurry. Lezi zinhlelo ezikhethekile ukususa isiguli, i-silt, nezinye izingxenye ezincane ku-slurry yokumba ngesikhathi sokwakha ama-pile akhishwe, ukufakwa kwezinduku zomsebenzi, neminye imisebenzi yokumba izisekelo ezijulile. Ngokuhlanza njalo i-slurry, ama-desander agcina izakhiwo ezifanele zamafutha, aqinisekisa ukuzinza kwezingxenye zokumba, futhi wandisa impilo yokusebenza kwemishini yokumba. Ezindlela zokumba ezisemphakathini nasemathulini e-slurry, izinga le-fluid yokumba lihlaba umkhosi ngqo empumelelweni yokwakha, okwenza ukuthi ama-desander abe sezingeni elibalulekile ekuqiniseni ubunzima, ubukhulu, nezici zokuhlunga ezidingekayo ngezimo zembuli ezehlukene kanye nezikhathi zezifunda. Inqubo yokususa i-sandise isebenza ngesisekelo sokuhlukaniswa kwe-hydrocyclone, lapho i-slurry yokumba ingena ngaphansi kwengcindezi ephezulu nezakhiwo ze-centrifugal zihlukanisa izingcezu ze-sand eziyisithako esinzima kancane. I-sand kanye ne-soli ezihlukanisiwe zikhishwa ohlelweni lwe-desander, kanti i-slurry ehlelekile ibuyiselwa ohlelweni lokujikeleza ukuze isetshenziswe futhi. Ama-desander ngokuvamile aphethe izimpahla ezinkulu ze-slurry njalo phakathi nemisebenzi yokumba, ephethe ukugeleza okuya ezinkulungwaneni zama cubic metres ngosuku kuye ngobukhulu bomsebenzi kanye nokwakheka komhlabathi. Le msebenzi eqhubekayo yokulungisa amafutha ibalulekile ikakhulukazi uma umba hamba emhlabeni ophukile, nezingqimba zetsand stone, noma emaphakathini amabhakabhaka lapho ukwanda kwezingxenye ezincane kunganciphisa ukusebenza kahle kwe-slurry nokwandisa izindleko zokulahla udoti. Ekwakhiweni kwezisekelo ezijulile, ama-desander athola ukusetyenziswa okubanzi ezifundeni eziningi ze-geotechnical. Phakathi kokwakhiwa kwe-pile kuzinhlobo zomhlabathi ezincanyana nezinhlobo zetsand stone, ama-desander avimbela ukuhlanganiswa kwezingxenye ezengeziwe ezithinta ukuzinza kwephrofayili yokumba kanye nekhwalithi ye-pile. Ekufakweni komzila wokuqala wokumba i-basement kanye nezakhiwo ezibambile, i-slurry ehlelekile eqinisekiswe ngohlelo lwe-desander iqinisekisa ukujula kokwakha okuh consistent kanye nokwakheka okuhle. Imisebenzi yokuthuthukisa umhlaba, okuhlanganisa ukuhlinzekwa komhlabathi kanye nokuhlanganiswa komhlabathi okujulile, incike nohlelo lwe-slurry oluphathwa ngama-desander ukuze kugcinwe izakhiwo ezifanele zamafutha. Ukubaluleka kwemvelo kanye nezidingo zokulawula kwenza ama-desander abe wumbuzo, njengoba ukuhlukana okuhle kwe-solid-liquid kunciphisa ubuningi be-slurry ephukile edinga ukuphathwa futhi kunciphisa umthelela kwemvelo kwezinto zokwakha izisekelo. Ukukhethwa kwekhono elifanele le-desander kanye nokwakhiwa kuncike ohlotsheni lomhlabathi, ububanzi bephrofayela yokumba, ubunzima bokumba, kanye nesikhathi semsebenzi. Uhlobo lomhlabathi oluphakeme nolusebenza nendlebe lunikeza ukuhlinzekwa kwe-solid okuningi, kudinga ikhono elikhiqizayo lokususa i-sand. Izinhlelo zamanje ze-desander zihlanganiswa nezitshalo zokuphatha i-slurry ngokuphelele, ezingenza ukuba zibandakanye nezinye izinsiza zokuhlukanisa ezifana nama-shale shakers, ama-centrifuges, kanye nama-desilters. Ukuhlanganiswa kwezinhlelo zokuhlola i-slurry ezenzakalelayo nolwazi lwe-desander kuholele ekwenzeni kahle ekuphatheni izakhiwo zamafutha zokumba phakathi kwemisebenzi emide yokwakha izisekelo ezijulile. Kubantfu abaphatha nezinsizakusebenza abasebenza ezinhlelweni ezinkulu zokwakha izisekelo—kungakhathaliseki ukuthi kusemaweni ezixhumanisayo, izisekelo ezijulile, noma ukuhlinzeka okukhulu kwezinto zokumba—izinhlelo ze-desander eziqinisekisiwe zimelela izinsiza ezibalulekile zokufinyelela ukuhambisana kwezikhathi, ukulawula izindleko, nezinga lekhwalithi emhlabeni obucayi ze-geotechnical.
Amadesilta uwumkhiqizo obaluleke kakhulu emakethe yokuphathwa kwe-slurry esetshenziselwa ukwakhiwa kwezisekelo ezijulile kanye nemisebenzi ye-geotechnical engineering. Lezi zinyathelo eziqondiwe zisebenza ngaphakathi kwesakhiwo esibanzi sokug drilling nezinhlelo zokufaka izitini, lapho ukuhanjiswa kwefluid okuhlinzekwe kahle kubalulekile ukuze kuqinisekiswe ukuqina kwe-borehole nokuvikela ubuqotho bezakhi. Inqubo yokususa i-silt ibandakanya ukuhlukaniswa kwemishini kwemicu emincane—ikakhulukazi i-silt ne-clay—ukuveza i-drilling slurry, elingana nokuqhubeka ngesikhathi sokuqoqwa kwamaborehole anobukhulu obukhulu, izindonga ze-diaphragm, kanye nezisekelo ze-caisson. Ngokunciphisa isigaba sokuba khona kwe-ultrafine solids ku-slurry, amadesilta avumela ukuphinda kusetshenziswe i-drilling fluid, kunciphisa kakhulu izindleko zokusebenza nokungcola kwemvelo ngenkathi kugcinwa izakhiwo ze-rheological ezidingekayo ukuze kuqinisekiswe ukusekelwa kwe-borehole okusindayo. Ezimpendulweni ezijulile, i-drilling slurry isebenza njengemishini eyinhloko yokugcinwa kwe-boreholes ekugwenyeni nasekugcineni iphutha lokucindezela kwe-hydrostatic emathansini anokugcwalisa nakuma-conditions apholile. Njengoba umkhandi ehamba ngezinkambu ezahlukene ze-geological—kuhlanganisa i-sand, i-gravel, i-clay, i-silt, kanye nedwala elishaywe nguTshayel—isikhumbuzo somsebenzi sihlala sikhula ngaphakathi kwe-slurry ehamba phambili. Amadesilta asebenzisa ubuchwepheshe be-hydrocyclone noma izinhlelo zokuhlunga eziphakanyisiwe ukuze ahlukanise ukusatshalalisa kwezingxenye kahle, enza ukuhoxiswa kwemithwalo emincane ngenkathi egcina ukuhambe okungama-weighted noma i-bentonite enobuningi efanele ukusekelwa kwezindonga. Imishini ihambisa i-slurry ngezilinganiso ezivamile ezibhalwe ukusuka ku-50 ukuya ezinkundleni eziningi zebhasi, kuye ngezinga lephrojekthi nezimo zomhlabathi ezitholakele. Lezi zinyathelo zokwelapha zugcina izinga le-slurry isikhathi eside sokuhamba komsebenzi ophakeme, okubaluleke kakhulu ezifundweni ezinkulu zokwakha njengezokwakhiwa kwemetro, umsebenzi wezisekelo zezindonga, kanye nokuhlanza izakhiwo eziningi lapho ukwakhiwa kuqhubekela phambili kumaholide amaningi ezindaweni ezihlukahlukene nezifundo ze-geological. Ukukhethwa nokusetshenziswa kwamadesilta kuncike ezintweni eziningi ezibalulekile ezihlanganisa ivolumu elindelekile yesimangalo, izimo ze-geological, ukujula kokug drilling, kanye nezincazelo eziphezulu zeborehole. Abakhiqizi bezisekelo abasebenza ezindaweni ezingenamathambo, ezakhiweni ezinzima noma ezisingathwe zihlangana kumele bacacise umthamo wamadesilta ukuze ufinyeleleke ubungako bokusebenza kwe-drilling futhi ugcine izakhiwo ze-slurry ngaphakathi kwemingcele evumelekile yokukwazi okufanelekile. Izinhlelo eziphathekayo zokuhlanza i-desilting zisebenza ngendlela eyenziwe ngemicimbi yokuphathwa kwe-slurry ezibandakanya ama-tank we-mud, ama-centrifuge, kanye nezinye izinsiza zokuhlukanisa, kudala izixazululo ezihambisanayo zokuphathwa kwe-fluid. I-slurry ethola amandla ingabuyiselwa izikhathi eziningi ngamasistimu okwelapha, ikwandisa impilo ye-fluid kanye nokunciphisa izindleko jikelele zephrojekthi. Ukuhamba kahle kwamadesilta kuqinisekisa ukuhambisana nemithetho yemvelo mayelana nokungcoliswa kokufunwa, kunciphisa ivolumu yokukhipha, futhi kugcina izimo zokubhoboza ezivamile ezidingekayo ukuze kuqinisekiswe ukufaka kahle amaphila namaphia. Izicelo zobuchwepheshe bamanzi zibandakanya zonke izindlela ezinkulu zokwakhiwa kwezakhiwo ezijulile, kuhlanganisa i-rotary bored piles, izinhlelo ze-continuous flight auger, ukwakhiwa kwezindonga ze-diaphragm, kanye nezinhlelo zokufaka i-caisson. Nokho ukuphathwa kwe-slurry kokusebenza kokwakha izisekelo ezincane noma ezimbonini zokwakha ezinkulu ekhuluma ngezimo ezinzima zomhlaba, amadesilta ayinjini ewusizo ezitsheni zokwakha zesikhathi samanje. Ukuhlanganiswa kwazo kuhlelo oluhlelwe kahle lokuphathwa kwe-slurry kuqondile kudinga ukusebenza, ukulawula izindleko, kanye nokuhambisana kwemvelo ezindaweni eziningi zokwakhiwa kwezisekelo ezijulile.
Amasosha we-slu ry ayingxenye ebalulekile emisebenzini yanamuhla yokwakha izisekelo ezijulile nezobuchwepheshe, ikakhulukazi kokwakhiwa kwezikala ze-diaphragm, ama-barrettes, kanye nezifaki ezinkulu ezijulile. Lezi zinhlelo ezikhethekile zokugcina zigcina futhi zilinganisela ukujikeleza komsizi—ngokuvamile i-bentonite slurry noma ama-slurries akhiwe ngama-polymer—okwenza kube lula ukukhulisa izindonga ze-borehole kanye nezikala ngesikhathi sokumba kanye nezisebenzi zokuphaka. I-slurry inezinhloso eziningana ezibalulekile: ivimbela ukwehla komhlabathi, inciphisa ukuza kwamanzi omhlaba, ihlisa ukuveliswa kwemfucumfucu, futhi ikwenza kube lula ukuhlukaniswa kwezicucu zomhlabathi ebusweni ngale nqubo yokwelapha nokuphindisela. Kubathengisi abakhiqiza amaphrojekthi amakhulu wezokwakha adinga izisekelo ezijulile, ulawulo olufanele lwe-slurry ngokusebenzisa amathangi agcinwe ngokukhethekile kanye nezimboni zokwelapha kuthinta ngokuqondile ukusebenza komsebenzi, ukuhambisana nezemvelo, kanye nekhwalithi yokwakhiwa kwezisekelo. Amasistimu wamathangi e-slurry asetshenziswa ku-injiniyering yeziqalo ahlola izinga lokusebenza elihlukene, kusukela kumayunithi ahambayo okukha ububanzi obuncane be-borehole kuya ezimpahleni ezinkulu ezipha umsebenzi omkhulu wokumba. Lamathangi agcina imishini yokujikeleza kwe-slurry, ukuhluza, kanye nokulawula ikhwalithi, kuhlanganise nama-shale shakers, ama-hydrocyclones, ama-centrifuges, kanye nezinto zokuhlanganisa umswakama. Abasebenzi baqhubeka bahlola izimpawu ze-slurry ezifana ne-viscosity, ubukhulu, izinga lokuhlunga, kanye nokuhlanganiswa kwalokho ukuze bagcine ukusebenza kahle ngesikhathi sokwakhiwa kwe-borehole noma sokumba izindonga. I-slurry egcinwe kahle enezimpawu eziyinqaba ye-rheological inciphisa izithiyo ezivela ezindongeni ze-diaphragm, ihlisa ukulahleka kwe-slurry ezindaweni ezitholakalayo, futhi ivumela ukushintshwa kwe-slurry okwakhiwe lapho izimo zidinga. Inqubo yokwelapha ibuyisela izinto ezibizayo ze-slurry ukuze zisetshenziswe futhi, inciphisa kakhulu izindleko zokusebenza emisebenzini eyandisiwe yokwakha izisekelo. Amaphrojekthi ezisekelo ezijulile ezimweni ezahlukahlukene zobuchwepheshe—kusukela ekhaleni lokuthwebula nasezitheni kuya eziphaleni nase-gravel—awezuza emisebenzini ama-slurry athuthukisiwe. Izindonga ze-diaphragm ezisesitokisini nasemaphandleni, ukwakhiwa kwe-subway, kanye nokuthuthukiswa kwezindawo zasemanzini kuthembele ekubambeni kwe-slurry ukuze kufezwe amandla okwamukela adingekayo nokuzinza. Ukwakhiwa kwe-pile ejulile ezimweni ezinzima zomhlaba, okubandakanya ukufaka ngaphansi kwe-tables yamanzi nasezindaweni eziphazamisekile, kudinga ama-slurry athembekile agcina ubuqotho bezimbobo futhi avimbele ingozi yemvelo. I-infrastructure yamathangi e-slurry ixhasa abathengisi ekuthobeleni imithetho eqinile yezemvelo ngokugcina nokwelapha ama-fluids wokumbiwa ngaphambi kokuphumela noma ukukhishwa, edingekayo kakhulu ezindaweni zasemadolobheni nasezimphakathini ezibucayi. Ukutshalwa kwezimali kumathangi e-slurry alinganisiwe kahle futhi anamalungiselelo aqinisekisayo ukufezekisa ukuphumelela kwemisebenzi eyinkimbinkimbi yokwakha izisekelo ezijulile ngenkathi kunciphisa izindleko nokusebenza kwezinsuku. Umsebenzi ophumelelayo wokulawulwa kwe-slurry unciphisa ukuhamba kokukhiqiza okubangelwa ukuphahlazeka kwezindonga noma ukuveliswa ngokweqile kwemfucumfucu, wehlisa izibopho zomhlaba, futhi unikeza abathengisi ithuba lokwenza izinhlelo zokusebenza ukuze baphendule ezimweni ezishintshayo zokuphila ngaphakathi ngesikhathi sokuphaka kanye nemizuzu yokumba.
Ama-pump amelela imishini ebalulekile kwi-engineering ye-geotechnical yesimanje kanye nokwakhiwa kwezingqimba ezijulile, apheshelisa imisebenzi ebalulekile ezinhlelweni ezahlukene zokuzinza komhlabathi, ukuphathwa kwe-slurry, kanye nezicelo zokuthuthukiswa komhlaba. Emkhakheni wezokwakha okukhulu kwepiling, ama-pump anciphisa ukuhamba nokufakwa kwemifula yokubhoboza, i-grout, nezixazululo ezikhethekile ze-slurry ezisekela ukuvikeleka kwe-bores, ukufakwa kwe-casing, kanye nokwethembeka kwesizinda. Lezi zinhlelo ziphathe izixazululo ze-bentonite ezinoketshezi oluphezulu, amafutha okubhoboza e-polymer, kanye nezixazululo ze-cementitious grout ezidinga ukugcina imilinganiselo ethile yokuhamba kanye nezidingo zengcindezi ngokuya ngezimo zomhlaba, ubukhulu be-bores, kanye nokusebenza okukhethekile kwezingqimba okusetshenziswayo. Nokho, njengoba kusekelwe kumagibeli owakhelwe ukuhamba, izinhlelo ze-CFA (Continuous Flight Auger), noma ukwakhiwa kwezingqimba ze-diaphragm, imishini yokuphonsela ingcindezi ithonya ngqo ukusebenza kahle kanye nekhwalithi yomsebenzi ongaphansi emhlabeni ophilayo, emanxiweni e-sandy, nasemithanjeni ehlangene, evamile ezindaweni zokwakha zasemadolobheni. Uhlanga lwetekhnoloji ye-pump esebenziswe kuhlu lwezosingathwa komhlaba luveza isimo esinzima sokusebenza kwe-geotechnical, kuhlanganisa ama-pumps omnqamuleli for circulations ye-slurry enkulu, ama-pump we-cavity ahamba phambili okusingatha amafutha okubhoboza avukile namasuspensions enesikhumba, kanye nama-pumps we-piston akwazi ukukhiqiza ingcindezi ephakeme edingekayo yokufaka i-grout kanye nezicelo zokugruva nge-jets. Uhlobo ngalunye lwe-pump luhlangabezana nezidingo ezithile zokusebenza: ama-units omnqamuleli akhombisa ukukwazi ukuphatha izixazululo ze-bentonite ezinkulu ngesikhathi sokukhucululwa kwe-bores, kanti ama-screw pumps e-ecentric kanye nezinhlelo ze-peristaltic zikhombisa ukubaluleka kokuphathwa kwezinto ezibucayi kanye ne-grouting enembile. Ama-pump e-diaphragm anika ububanzi emisebenzini emincane nasezicelo ezikhethekile zokuthuthukiswa komhlaba, ikakhulukazi ezindaweni zasemadolobheni ezifakwe kakhudlwana lapho ukuhamba nokunciphisa isikhala sendawo kungama-mkhawulo. Kukhethwa phakathi kwezobuchwepheshe lezi kuye ngesisekelo se-slurry, ingcindezi ephumayo edingekayo, imilinganiso yokuhamba, kanye nokuhambisana nezinsiza zokubhoboza ezikhona. Izimo zomhlaba ziqondisa ngokuqondile izidingo zokuphonsela nokwakheka kwe-slurry emaphrojeni okwakha. Kwi-clays ezithambile nasemithini, ama-bentonite slurries aqhubekayo anesisindo esiphansi agcina ukuvikeleka kwe-bores ngaphandle kwegcindezi ye-hydrostatic ethile engakha ukuzamazama noma ukushintsha komhlaba. Ngakolunye uhlangothi, umhlaba we-granular kanye nezinhlaka eziphukile zidinga izixazululo ezinenhluzeko ephezulu kanye nekhono le-pumping eliqinile ukuze kuvinjelwe ukuhamba kwamathuna kanye nokuhambisa kahle kwe-casing. Imisebenzi yokuhlanza imikhondo kwi-piling ejulile icela ukujikeleza okuqhubekayo kwe-slurry ukuze ithathe izicubu ze-drill phezulu, kanti ukusebenza kwe-pump kubalulekile ukuze kuqinisekiswe ezingeni elamukelekayo lokungena futhi kuvinjelwe ama-pipes agcinwe. Izicelo ze-grouting—kungakhathalekile ngokuthi ziphakathi nezisekelo ze-pile zokufaka, ukuhlanganiswa komhlaba, noma ukulungiswa kwe-seismic—zidinga ama-pump akhethekile angakwazi ukugcina ingcindezi ehambisanayo kuyo yonke izinqubo zokufaka, ngokuvamile ezindaweni ezinzima ze-strata ezine-low-permeability. Imishini yokwelapha i-slurry ibamba iqhaza elithile nemishini yokuphonsela, isebenzisa ama-centrifuge, Izinhlelo ze-decanter, kanye nezitsha zokuhlala ukufaka phambili ukuphathwa kwabakha, futhi kuze kukhule kakhulu ukusebenza kwemishini nokunciphisa izindleko zokukhipha emaphrojekthi amakhulu we-infrastructure. Ukuhlanganiswa kwemiyalo yokuphonsela nemishini yokulandelela ngokuzenzakalelayo kanye nezinhlelo zokulawula ingcindezi kwenza kube nezinqumo eziphelele ngesikhathi sokuqhuba, kukhuphula ukwakheka maphakathi nokunciphisa umthelela wombuso nengozi yokuhamba ezindaweni ezibucayi ezindaweni zokwakha zasemadolobheni kanye nemikhawulo yamanzi.
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