Pele ho tsohle, metsi a mabeli a thehiloeng metsing le a thehiloeng ka oli a na le melemo le melemo, 'me a ikamahanya le maemo a fapaneng a stratigraphic. Ka hona, ha ho na stratum e phahameng kapa e tlaase, 'me ho ke ke ha khoneha ho bua ka mokhoa o hlabang hore na ke ofe oa tsoelo-pele ea nakong e tlang. API le IADC li arola tsamaiso ea mokelikeli oa ho cheka ka mekhahlelo e robong, mefuta ea pele e supileng ke mokelikeli oa ho phunya o thehiloeng metsing, mofuta oa borobeli ke mokelikeli o entsoeng ka oli, 'me mofuta oa ho qetela ke khase e le mokhoa oa motheo. Sistimi e sa qhalaneng, 2, sistimi e qhalakantsoeng, 3, sistimi ea kalafo ea calcium, 4, sistimi ea polymer, 5, sistimi e tiileng e tlase, 6, sistimi e nang le metsi a mangata, 7, sistimi ea ho phethela hantle, 8, sistimi ea ho cheka ka oli, 9, moea, moholi, foam le tsamaiso ea khase.
Mokelikeli oa metsi o entsoeng ka metsi o na le melemo ea theko e tlaase, ho hlophisoa habonolo, phekolo le tlhokomelo, mohloli o pharaletseng oa moemeli oa phekolo, mefuta e mengata e fumanehang bakeng sa khetho, ho laola habonolo ts'ebetso, joalo-joalo, hammoho le phello e ntle ea tšireletso ea lera la oli le khase. . Mokelikeli oa ho cheka o thehiloeng ho oli o bolela oli e le mokelikeli o tsoelang pele oa ho phunya. Khale koana lilemong tsa bo-1920, oli e tala e ne e sebelisoa e le mokelikeli oa ho cheka ho qoba le ho fokotsa ho hlaha ha maemo a fapaneng a rarahaneng ha ho cheka. Leha ho le joalo, ha e le hantle ho fumanoa hore oli e tala e na le mefokolo e latelang: matla a fokolang a ho kuta, ho thata ho emisa barite, tahlehelo e kholo ea ho sefa, le likarolo tse sa tsitsang tsa oli e tala li ka baka mollo habonolo. Ka lebaka leo, butle-butle e ile ea ntlafala ho ba maro a mabeli a ho cheka a thehiloeng ho oli a nang le diesel e le mohato o tsoelang pele -- mokelikeli oa ho phunya oli eohle le mokelikeli oa emulsion oa metsi ka har'a oli. Ka kakaretso ea mokelikeli oa ho cheka oli, metsi ke karolo e se nang thuso, metsi a eona ha aa lokela ho feta 7%. Metsing ea ho cheka metsi a ladle ea oli, metsi a aroloa ka ho lekana ka oli ea disele e le karolo e hlokahalang, 'me metsi a eona hangata ke 10% ~ 60%.
Bapisoa ka metsi-thehiloeng ho cheka mokelikeli, ka oli-botlaaseng ho cheka mokelikeli ka phahameng mocheso ho hanyetsa, ho hanyetsa letsoai, k'halsiamo silafatsoa, borehole leboteng botsitso, lubricity ntle le bakeng sa hydrocarbon pokello tshenyo e le nyenyane haholo, 'me menyetla e meng, e hona joale e se e le go tirila thata phahameng mocheso tebileng, phahameng Angle khelohile le rapaletseng Wells le mokhoa oa bohlokoa oa ho sebopeho tse sa tšoaneng tse rarahaneng, 'me ka ho pharaletseng sebediswa bakeng sa spotting mokelikeli, perforating phethoeng mokelikeli, workover mokelikeli le mokelikeli drive pelo. Leha ho le joalo, ho lokisetsa theko ea oli-botlaaseng ho cheka mokelikeli e phahame haholo ho feta hore metsi-botlaaseng ho cheka mokelikeli, 'me ha sebelisoa, ho tla ba atisa ho bakela tshusumetso tebileng tikoloho tlholeho haufi le hantle site, le ho phetha molao feela cheka lebelo ke ka kakaretso e tlase ho feta ea metsi-botlaaseng ho cheka mokelikeli. Go tlhoka mesola tsena haholo fokotsa ho ata le ho sebelisa metsi a mangata oli-botlaaseng ho cheka. E le hore ho ntlafatsa sekhahla ho cheka, le tlaase gel oli sephutheloana metsi emulsion cheka mokelikeli ile sebelisoang haholo ho tloha bohareng ba bo-1970s. Le hore a sireletse tikoloho tlholeho le ikamahanya le litlhoko tsa cheka mose, ho tswa ho bo 1980 pele, tlase nang le chefo e oli-metsi emulsion cheka mokelikeli ka oli matsoai ka oli e le setsi ile butle-butle itsesewe. Hona joale, kaofela-oli cheka mokelikeli 'nile la sebelisoa ka tlaase ho moo, kahoo ka kakaretso bua, ea oli-botlaaseng ho cheka mokelikeli o bua ka metsi a-in-oli emulsion cheka mokelikeli ka oli disele kapa tlase nang le chefo e diminerale oli (oli e tšoeu) e le e tsoelang pele mohato.
Post nako: Aug-09-2018