I-Gel breaker ibhekisela kwimveliso enokuthi itshabalalise ukuzinza kwee-colloids kwaye yenza i-colloids ziwe ngokulula.Inkqubo apho i-gel breaker isebenza kwi-colloid ibizwa ngokuba yi-destabilization ye-particle colloidal.I-gel breaker inokwahlulwa ngokweendidi ezine: i-oxidation gel breaker, i-encapsulated gel breaker, i-enzayim yesiqhelo ye-gel breaker kunye ne-enzyme ethile ye-jel breaker.Oku kulandelayo yintshayelelo emfutshane yomgaqo wesenzo sabo:
1. ijeli ye-oxidation breaker
Ijeli esetyenziswa ngokuqhelekileyo i-oxidation breaker yi-potassium persulphate, i-ammonium persulphate kunye nokunye.Ekubeni umsebenzi we-oxidizer uhambelana neqondo lokushisa, xa ubushushu bendawo yendawo bungaphantsi kwe-49 ° C, isantya sokuphendula sicotha kakhulu, kwaye i-activator kufuneka yongezwe.
Kukho iziphene ezininzi ezifana nezi: (1) Ukusabela ngokukhawuleza nge-fracturing fluid kwiqondo lokushisa eliphezulu, ukuthotywa kwe-fracturing fluid kwangaphambili kunye nokulahlekelwa ukukwazi ukuthutha i-proppant, kwaye kukhokelela ekungaphumelelini kokwakhiwa kwe-fracturing;(2) I-reactant engeyiyo ekhethekileyo, kwaye inokusabela ngayo nayiphi na i-reactant ehlangene nayo, njengemibhobho, i-matrix yokwakheka kunye ne-hydrocarbons, ukuvelisa ukungcola okungahambelani nokubunjwa, kubangela umonakalo wokwakheka;(3) I-oxidation gel breaker inokuthi idliwe ngaphambi kokuba ifike kwindawo ekujoliswe kuyo, ngoko ayikwazi ukufezekisa injongo yokuphula ijeli.
2. ijeli ye-oxidation breaker ene-encapsulated
Isiqhekeza sejeli esigqunyiweyo liqokobhe elenziweyo elineperoxide yodwa.Izinto ezingundoqo ze-encapsulated oxidation gel breaker yi-gel breaker, enokuthi inyibilike ibe yi-oxidant eyomeleleyo enomsebenzi ophezulu ngokudibana namanzi.Inzuzo ye-encapsulated oxidation gel breaker kukunciphisa impembelelo ye-gel breaker kwiipropati ze-rheological of fracturing fluid, Ukwandisa umthamo we-gel breaker kunye nokuphucula ukuhanjiswa kweentanda ezixhasayo.
3. i-enzyme eqhelekileyo ye-gel breaker
I-Enzyme yiprotheyini yebhayoloji enobuchule obuphezulu be-catalytic kunye nomsebenzi olungileyo, kwaye imo kunye nesakhiwo sayo asitshintshi ngexesha le-catalytic reaction, ngoko ke inokwenza enye i-reaction.I-enzyme eqhelekileyo ye-gel breaker ngumxube we-hemicellulase, i-cellulase, i-amylase kunye ne-pectinase, engakwazi ukuthobisa iipolymers ezithile kwaye ayikwazi ukufikelela kwisiphumo esifanelekileyo sokuphulwa kwe-gel.
Ukongeza, nangona i-enzayim yesiqhelo ye-enzayim i-jel breaker ingcono i-fracturing fluid i-gel breaker kumaqondo aphantsi obushushu, ifuna ixabiso eliphantsi le-pH.Ngokuqhelekileyo, umsebenzi we-enzymes uphezulu xa i-pH = 6, kunye nokushisa okuphezulu kunye nexabiso eliphezulu le-pH liya kubangela ukuba i-enzyme ilahlekelwe umsebenzi.
4. i-enzyme ethile ye-gel breaker
Ngokujonga oku, inkqubo entsha ye-bioenzyme ye-degelatinization yaphinda yafundwa kuluhlu lweqondo lokushisa kwisicelo kunye noluhlu lwe-pH, ngokukodwa ukuhlolwa kwe-hydrolases ethile (LSE) kwiibhondi ze-glycoside ze-polysaccharide polymers.Zichitha kuphela izibophelelo ezithile ze-glycoside kwisakhiwo se-polysaccharide polymers, kwaye ziyakwazi ukuthobisa iipolymers zibe yi-monosaccharides kunye ne-disaccharides ezinganciphisi.Ezi enzymes ezithile zejel-breaking ikakhulu ziquka cellulose glycoside bond enzyme ethile, starch glucoside bond enzyme ethile, guanidine glucoside bond enzyme ethile njalo njalo.
Iziqhekeza zejeli ezifakiweyo ezibonelelwa sithi ziimveliso ezisanda kuphuhliswa kwiminyaka yakutshanje.Itekhnoloji ye-coating ephezulu isetyenziselwa ukuvelisa umaleko okhuselayo kwi-gel breaker eqhelekileyo, kwaye isantya se-gel-breaking silawuleka.Isetyenziswa ikakhulu kwi-fracturing esekwe emanzini kwi-oyile Wells, ngakumbi kwi-fracturing ye-oyile ephakathi kunye nenzulu.Amacandelo asebenzayo e-encapsulated gel breaker akhululwa yi-extrusion yoxinzelelo lokubunjwa.Iingenelo zezi: umxholo ophezulu wezithako ezisebenzayo, ukukhulula ngokupheleleyo, ukunciphisa ukulahlekelwa kwezinto ezisebenzayo, i-toxic low, i-gel iphule ngokucokisekileyo, i-flowback elula, i-residu encinci.
Weifang Totpion Chemical Industry Co., Ltd ziingcaliijeli yoqhawulo egqunyiweyo kunye ne-capsulated-release-release additives amashishini kunye nababoneleli.Nceda undwendwele iwebhusayithi yethu www.toptionchem.com ngolwazi olungakumbi.Ukuba unayo nayiphi na imfuneko, nceda ungathandabuzi ukuqhagamshelana nathi.
Ixesha lokuposa: Aug-31-2023