Thepa ea liindasteri Polyacrylamide bakeng sa thickening, flocculation le rheological taolo ya maro a etsa hore ho phetha karolo ea bohlokoa tlhahiso ea oli.E sebelisoa haholo ho cheka, ho kenya metsi, metsi a acidizing, fracturing, ho hlatsoa seliba, ho qeta hantle, ho fokotsa ho hula, ho thibela tekanyo le ho falla ha oli.
Ka kakaretso, tšebeliso ea polyacrylamide ke ho ntlafatsa sekhahla sa ho hlaphoheloa ha oli.Haholo-holo, masimo a mangata a oli a kene tlhahiso ea bobeli le ea thuto e phahameng, botebo ba letamo hangata bo feta 1000m, 'me botebo ba letamo bo fihla ho 7000m.Ho fapana ha sebopeho le masimo a oli a mose ho maoatle ho behile maemo a thata bakeng sa ts'ebetso ea ho khutlisa oli.
Har'a tsona, tlhahiso ea oli e tebileng le tlhahiso ea oli e lebōpong la leoatle ka tsela e tšoanang e fana ka litlhoko tse ncha tsa PAM, e hlokang hore e hanyetse ho kuta, mocheso o phahameng (ka holimo ho 100 ° C ho ea ho 200 ° C), calcium ion, magnesium ion resistance, ho hanyetsa ho senyeha ha metsi a leoatle, ho tloha lilemong tsa bo-1980, tsoelo-pele e kholo e entsoe lipatlisisong tsa motheo, ho itokisa, ho etsa lipatlisiso tsa kopo le ntshetsopele e fapaneng ea PAM e loketseng ho hlaphoheloa ha oli linaheng tse ling.
Indasteri polyacrylamide e sebelisoa e le sesebelisoa sa mokelikeli oa ho cheka le kenyelletso ea mokelikeli oa fracturing:
Karolo e itseng ea hydrolyzed polyacrylamide (HPAM), e nkiloeng ho hydrolysis ea polyacrylamide, e atisa ho sebelisoa e le mokhoa oa ho cheka mokelikeli.Karolo ea eona ke ho laola rheology ea mokelikeli oa ho cheka, ho jara li-cuttings, ho tlotsa karolo ea ho cheka, ho fokotsa tahlehelo ea mokelikeli, joalo-joalo Mokelikeli oa ho cheka o entsoeng ka polyacrylamide o na le matla a tlaase a khethehileng, a ka fokotsang khatello le ho thibela letamo la oli le khase, ho bonolo ho fumana sebaka sa polokelo ea oli le khase, 'me se loketse ho cheka, lebelo la ho phunya le phahame ka 19% ho feta mokelikeli o tloaelehileng oa ho phunya, 'me ka 45% e phahame ho feta sekhahla sa ho cheka ka mechine.
Ho feta moo, e ka fokotsa haholo likotsi tsa ho cheka, ea fokotsa ho senyeha ha lisebelisoa, le ho thibela tahlehelo le ho oa.Theknoloji ea Fracturing ke mohato oa bohlokoa oa ho susumetsa bakeng sa ho theha libethe tse thata masimong a oli.Polyacrylamide crosslinked fracturing fluid e sebelisoa haholo ka lebaka la viscosity ea eona e phahameng, khohlano e tlase, bokhoni bo botle ba lehlabathe bo emisitsoeng, tlhoekiso e nyane, botsitso bo botle ba viscosity, masala a manyane, phepelo e pharaletseng, boitokiso bo bonolo le litšenyehelo tse tlase.
Ka phekolo ea fracturing le acidizing, polyacrylamide e lokiselitsoe ka tharollo e nang le metsi a nang le motsoako oa 0.01% ho ea ho 4% 'me e pompetsoe ka sebopeho se ka tlas'a lefatše ho senya sebopeho.Tharollo ea indasteri ea polyacrylamide e na le mosebetsi oa ho tiisa le ho jara lehlabathe le ho fokotsa tahlehelo ea mokelikeli oa fracturing.Ho phaella moo, polyacrylamide e na le phello ea ho fokotsa ho hanyetsa, e le hore tahlehelo ea phetisetso ea khatello e fokotsehe.
Nako ea poso: Sep-27-2023
