Hec kugirango ucukure peteroli

Hydroxyyeryl selile (HEC) ikoreshwa cyane mu nzego nyinshi z'inganda z'inganda z'imitungo yacyo nziza yo kubyimba kw'ibintu, guhagarikwa, gutatanya no kugumana amazi.By'umwihariko mu murima w'amavuta, HEC yakoreshejwe mu gucukura, kurangiza, gukora imirimo no kuvunika inzira, cyane cyane nkumubyimba munwa, kandi mubindi byinshi byihariye.

HECimitungo yo gukoresha imirima ya peteroli

(1) Kwihanganira umunyu:

Hec ifite kwihanganira umunyu mwiza kuri electrolytes.Nkuko Hec ari ibintu bitari ionic, ntabwo bizagira ioniode mumazi kandi ntibizatanga ibisigara byimvura bitewe no kuba hari iminyunyu gakomeye muri sisitemu, bikaviramo guhinduranya ubuyobe bwayo.

HEC yijimye cyane ibintu byinshi byibandaho byibandaho kandi biruka Ibisubizo bya electrolyte, mugihe anionic fibrit nka CMC itanga umunyu muri bimwe bion.Muri porogaramu ya peteroli, Hec ntagereranywa rwose n'amazi yo gukomera no kwibanda kunyungu kandi ashobora no guhangayikishwa n'amazi aremereye arimo kwibanda kuri Zinc na Calcium ions.Gusa sulfate ya aluminim irashobora kubacwa.Ingaruka ya Hec mumazi meza kandi yuzuye Nacl, Cacl2 na znbr2cab2 iremereye ya electrolyte.

Uyu nturoroherane umunyu uha hec amahirwe yo kugira uruhare runini muri iri terambere ryo hanze no hanze.

(2) vicosity n'igipimo cy'inkombe:

Amazi meza ashonga mumazi ashyushye kandi akonje, atanga viscosiya kandi akora phostique yimpimbano.Igisubizo cyacyo cyamazeko ni ubuso kandi bukunda gushushanya ibifu.Igisubizo cya vinoimily na viscosity Hec yakoresheje mu murima rusange wa peteroli ntabwo ari Newtonian, yerekana urwego rwo hejuru rwa pseudoplastique, kandi uruzitiro rugira ingaruka ku gipimo cy'iminsi.Ku gipimo cyo hasi, molekile ya Hec yateguwe ku bushake, bituma urunigi rufite ubukana bwinshi, kibangamira urusaku rwinshi, mu buryo bukabije, molekile zigabanuka kwiyongera, kandi vicosity igabanywa no kwiyongera kw'ibipimo by'inkomoko.

Binyuze mu mubare munini w'ubushakashatsi, Carbide y'Ubumwe (UCC) yanzuye ko imyitwarire y'imyanda yo gucukura amazi idahwitse kandi ishobora kugaragazwa n'amategeko y'ingufu:

Stress Stress = k (igipimo cyiminsi) n

Aho, n ni viscositity yumuti ku gipimo cyo hasi (1S-1).

N ninganiza muburyo butandukanye bwo kwikuramo..

Muri make ubwubatsi, K na N nibyiza mugihe kubara vicoid nziza yamazi munsi yamanutse.Isosiyete ikora indangagaciro za K na N mugihe Hec (4400cps) yakoreshejwe nkigice cyo gushushanya (imbonerahamwe 2).Iyi mbonerahamwe ireba kwibanda kuri hec ibisubizo bya hec mumazi meza kandi yumunyu (0.92kg / 1 nacl).Kuva kuri iyi mbonerahamwe, indangagaciro zihuye na merique (100-200rpm) na hasi (15-30rpm) ibiciro byinkombe birashobora kuboneka.

Gusaba Hec mu murima wa peteroli

(1) Gucukura amazi

HEC yongeyeho amazi yo gucukura akunze gukoreshwa muburyo bukomeye bwurutare kandi mubihe bidasanzwe nko gukwirakwiza amazi yo gutakaza amazi, gutakaza amazi menshi, igitutu kidafite ishingiro.Ibisubizo byo gusaba nabyo nibyiza muri Gucukura no gucukura umwobo munini.

Kubera kubyimba kwayo, guhagarikwa no gutirika ibintu, HEC irashobora gukoreshwa mugucukura icyondo gukonjesha icyuma no gucukura, no kuzana udukoko hejuru, kuzamura ibyorezo bitwara ibiryo byibyo icyondo.Byakoreshejwe muri Shengli perfield nka Borehole ikwirakwiza no gutwara amazi yingaruka zidasanzwe kandi yashyizwe mubikorwa.Mu manura, iyo uhuye n'umuvuduko mwinshi cyane, kubera imyitwarire idasanzwe yuburyo bwa Hec, visosi yamazi yo gucukura ashobora kuba hafi yuburyo bwamazi.Ku ruhande rumwe, gucukura ku buryo bwo gucukura byatejwe imbere, kandi gato ntibyoroshye gushyuha, kandi ubuzima bwa serivisi bwa gato burebure.Ku rundi ruhande, ibyobo byacuragurika bifite isuku kandi bifite ubukure bukabije.Cyane cyane muburyo bukomeye bwa rock, iyi ngaruka iragaragara cyane, irashobora kuzigama byinshi..

Rero, kumva gutakaza igiciro nabyo biragabanuka.Byongeye kandi, intangiriro yo gutangira irashobora kugabanuka mugihe cycle yagaragaye nyuma yo guhagarika.

Igikoresho cya Hec's Wandasimu Igisubizo cyakoreshejwe nkumunyamaco wo gucumura kugirango utezimbere neza.Imiterere itagira inenge ikorwa muri leta ihamye kugirango yorohereze ibisabwa.Amazi yo gucukura arushaho guteza imbere ubushobozi butwara hamwe nubushobozi bwimiterere.

HEC irashobora kunoza imbaraga no mubisubizo bya electrolyte.Amazi ya saline arimo sodium, calcide, chloride ion na bromine ions bakunze guhura namazi yo gucukura.Iyi miyoboro yo gucukura irabyimbye hamwe na HEC, ishobora kugumana Gel no kwikuramo ubushobozi bwiza bwo guterura ubushishozi murwego rwo kwibandaho no kwishyuza amaboko.Irashobora gukumira ibyangiritse kuri zone itanga no kongera igipimo cyo gucukura no gutanga amavuta.

Gukoresha HEC birashobora kandi kunoza cyane imikorere yamazi yo mubyondo rusange.Kunoza cyane igituba.HEC irashobora kongerwaho nkuwakongewe kuri saline idahwitse Bentonible yatunganije kugirango agabanye igihombo cyamazi no kongera virusi idashobora kongera imbaraga za gel.Muri icyo gihe, gusaba Hec kugirango byonsa icyondo birashobora gukuraho gutatanya ibumba no gukumira gusenyuka neza.Kurwara umwuma utinda igipimo cyamazi yisonga kurukuta rwa bolehole, hamwe ningaruka zitwikiriye urutare rurerure rwa HEC ku rutare rwa Borehole rushimangira imiterere y'urutare kandi bikagoranwa, bikavamo gusenyuka no guhungabana.Muburyo bukomeye bwuzuye, inkingi zamazi nka calcium karubone, hydrocarbon yoroshye cyangwa ibinyampeke byumunyu birashobora gukemuka, ariko mubihe byinshi byo guhindura amazi (ni ukuvuga muri buri kigo cyo gukemura) irashobora gukoreshwa

Hec 1.3-3.2Kg) Kurinda Gutakaza Amazi Byimbitse muri Zone.

HEC irashobora kandi gukoreshwa nki gel idateye ubwoba yo gucukura icyondo kugirango ivure neza kandi igitutu kinini (igitutu 200 cyikirere) nubushyuhe.

Ibyiza byo gukoresha Shec ni uko gushimisha no kurangiza inzira imwe, kugabanya kwishingikiriza ku zindi zinyanyi, abapadiri n'abagenzuzi b'amazi no kubika amazi byoroshye.

(2.) Kuvunika amazi:

Mu mazi avunika, HEC irashobora kuzamura ubuyobe, kandi Wec ubwayo ntigira ingaruka ku rutonde rwa peteroli, ntizahagarika imivurungano, irashobora kuvunika neza.Ifite kandi ibintu bimwe nkibintu bishingiye ku mazi ashingiye ku mazi, nk'igituba gikomeye cyo guhagarika umucanga no kurwanya amakimbirane mato.Ivangura rya 0.1-2%-Inzoga, zibyimbye na Hec hamwe nizindi mwobo wa potasiyumu, sodium na discom, yagaruwe mumavuta menshi yo kuvuka.Amazi ashingiye ku mazi akorwa na HEC ntabwo asigaranye nta gisimizwe nyuma yo kudakora, cyane cyane mu mishinga hamwe nubushobozi buke budashobora guterwa nibisiga.Mu bihe bya alkaline, isonga ryakozwe na chloride ya mangane, umuringa wa mangane, Umuringa Nitrate, Umuringa wa Sulfate na Diichromate, kandi bikoreshwa bidasanzwe bitwaje amazi avunika.Gukoresha HEC birashobora kwirinda igihombo cya victositi kubera ubushyuhe bwo hejuru, bukavunika ibisubizo byiza mu mariba ari hejuru y'ibyari 311 C. Mu bihe byo hasi, HEC ntabwo byoroshye kubora no kwangirika, kandi ibisigisigi ni bike, Ntabwo rero bizabuza inzira ya peteroli, bikaviramo umwanda wo munsi.Kubijyanye n'imikorere, nibyiza cyane kurenza kolee isanzwe ivunika, nkintoki zo murwego.Phillips Perroleum nayo yagereranije ibigize na selile nka carboxymethyl selilexyl hydroxyIthyl HydroxyEyl, HydroxyIthyl Flile Cellulose na Methyl Cellraprose, hanyuma uhitemo ko hec ariwo muti mwiza.

Nyuma yamazi avunika hamwe na 0.6% bya Sluid Hec Kwibanda hamwe numuringa wa Sulfate yakoreshejwe muri peteroli ya Daqing mu Bushinwa, binjiye hamwe nibindi bihumanya bisanzwe, imikoreshereze ya HEC mu mazi ya "(1) Amazi shingiro ntabwo byoroshye kubora nyuma yo kwitegura, kandi irashobora gushyirwa igihe kirekire;(2) Ibisigisigi ni bike.Kandi uwanyuma nurufunguzo rwa HEC ikoreshwa cyane mumavuta avunika neza mumahanga.

(3.) Kurangiza no gukora:

HEC's Fluid Yuzuye Yuzuza Irinda uduce twibyondo kuva guhagarika umwanya wibigega nkuko byegeraga ikigega.Ibikoresho byo gutakaza amazi kandi birinda amazi menshi kwinjira mu kigega mubyondo kugirango urebe ko ubushobozi butanga umusaruro utanga ikigega.

Hec igabanya ibyondo gukurura, ibyo bigabanya igitutu no kugabanya ibiyobyabwenge.Kudukura cyane umunyu kandi birabyemeza kandi ko ntamvura ihari mugihe ikosora amariba ya peteroli.

Mu kurangiza no gutabara ibikorwa, uruspo rwa HEC rukoreshwa mu kohereza amabuye.Ongeraho 0.5-1KG hec kuri barrel yamazi akora arashobora gutwara amabuye na kaburimbo uhereye kumuboro, bikavamo gukwirakwiza kamera nziza kandi ndende.Gukuraho Ibikurikira Polymer byoroshya cyane inzira yo gukuraho akazi no kurangiza amazi.Mubihe bidasanzwe, ibintu byo hasi bisaba ibikorwa byo gukosora kugirango wirinde ibyondo kuva mu mibereho mugihe cyo gucukura no gukora no gukwirakwiza amazi.Muri iki kibazo, igisubizo kinini cya hec gishobora gukoreshwa mugushinyagurira vuba 1.3-3.2kg ya hec kuri barrale yamazi.Byongeye kandi, mubihe bikabije, hafi 23kg ya HEC irashobora gushyirwa muri buri karumizo ya mazutu kandi ikandagira igiti, ihindagurika buhoro nkuko ivanze n'amazi yigitare mu mwobo.

Urutonde rwumucanga rwuzuyemo umukino wa litiro 500 kuri 0. 68 kg hec kuri barrel irashobora gusubizwa hejuru ya 90% hamwe na acide ya hydrochloric.Byongeye kandi, amazi yo kurangiza HEC arimo kwa karubone yakuweho, yakozwe kuva ku ya 136ppm y'amazi meza yo mu nyanja akuze, yagaruye 98% by'ibipimo by'umwimerere nyuma yo kuyungurura umutsindisha yakuweho ku buso bwa Acide.