Ngexesha lokugrumba, ukugrumba kunye nokusebenza kweoyile kunye negesi yendalo, udonga lomthombo lunokulahlekelwa ngamanzi, nto leyo ebangela utshintsho kububanzi bomthombo kunye nokuwa, kangangokuba iprojekthi ayinakwenziwa ngendlela eqhelekileyo, okanye ishiywe phakathi. Ke ngoko, kuyimfuneko ukulungisa iiparameter ezibonakalayo zodaka lomgodi ngokweenguqu kwiimeko zejoloji zommandla ngamnye, ezinje ngobunzulu bomthombo, ubushushu, kunye nobukhulu. I-CMC yeyona mveliso ilungileyo enokulungisa ezi parameter ezibonakalayo. Imisebenzi yayo ephambili yile:
Udaka olune-CMC lunokwenza udonga lomthombo lube yikhekhe lesihluzo elincinci, eliqinileyo nelingangenisi manzi kangako, elinokuthintela ukufuma kwe-shale, lithintele ukugrumba okusikiweyo ukuba kungasasazeka, kwaye linciphise ukudilika kodonga lomthombo.
Udaka olune-CMC luhlobo lwearhente yokulawula ukulahleka kolwelo olusebenza kakuhle kakhulu, lunokulawula ukulahleka kwamanzi kwinqanaba elingcono ngedosi ephantsi (0.3-0.5%), kwaye aluyi kubangela iziphumo ezimbi kwezinye iimpawu zodaka, ezifana nokuxinana okuphezulu kakhulu okanye amandla okucheba.
Udaka olune-CMC lunokumelana nobushushu obuphezulu, kwaye ngokubanzi lungasetyenziswa kwindawo enobushushu obuphezulu obumalunga ne-140°C, njengeemveliso ezitshintsha indawo ephezulu kunye ne-viscosity ephezulu, lungasetyenziswa kwindawo enobushushu obuphezulu obuyi-150-170°C.
Udaka olune-CMC luyamelana netyuwa. Iimpawu ze-CMC ngokubhekiselele ekumelaneni netyuwa zezi: ayigcini nje ngokuba ikwazi ukugcina amandla amahle okunciphisa ukulahleka kwamanzi phantsi koxinzelelo oluthile lwetyuwa, kodwa inokugcina nepropati ethile ye-rheological, enotshintsho oluncinci xa ithelekiswa nolo lukwindawo yamanzi acocekileyo; zombini zingasetyenziswa kulwelo lokugrumba olungenadongwe kunye nodaka kwindawo yamanzi anetyuwa. Ezinye ii-drilling fluids zisenokumelana netyuwa, kwaye iipropati ze-rheological azitshintshi kakhulu. Phantsi kwe-4% yoxinzelelo lwetyuwa kunye namanzi acocekileyo, umlinganiselo wotshintsho lwe-viscosity ye-CMC emelana netyuwa unyuswe waya ngaphezulu kwe-1, oko kukuthi, i-viscosity ayinakutshintshwa kwindawo enetyuwa eninzi.
Udaka olune-CMC lunokulawula i-rheology yodaka.I-CMCayinakunciphisa kuphela ukulahleka kwamanzi, kodwa ikwanyusa nokuqina kwamanzi.
1. Udaka olune-CMC lunokwenza udonga lomthombo lube yikhekhe lesihluzo elincinci, eliqinileyo nelingangeni kakhulu, nto leyo enciphisa ukulahleka kwamanzi. Emva kokongeza i-CMC eludakeni, isixhobo sokugrumba sinokufumana amandla amancinci okuqala okucheba, ukuze udaka lukwazi ukukhulula igesi egqunywe kuyo ngokulula, kwaye kwangaxeshanye, inkunkuma ingalahlwa ngokukhawuleza emgodini wodaka.
2. Njengezinye iindlela zokusasazeka ezixhonyiweyo, udaka lokubhola lunobomi obuthile eshelufini. Ukongeza i-CMC kunokuyenza izinze kwaye kwandise ubomi beshelufini.
3. Udaka olune-CMC aluchaphazeleki kakhulu ngumngundo, kwaye akukho mfuneko yokugcina ixabiso le-pH liphezulu kwaye usebenzise izithinteli.
4. Udaka olune-CMC luzinzile kwaye lunokunciphisa ukulahleka kwamanzi nokuba amaqondo obushushu angaphezulu kwe-150 degrees.
Ixesha lokuthumela: Jan-09-2023