Mukurovedza mvura, Pac inoreva Polyanionic Cellalose, iyo iri chinhu chakakosha chinoshandiswa mukukwevera madhaka mafomu. Drilling madhaka, anozivikanwawo sekurohwa mvura, anoita basa rakakosha mukukwezva kwemafuta negesi matsime egasi. Iyo inoshanda zvakasiyana-siyana zvechinangwa, sekutonhora uye inodonhedza mabheti ekurovera, kutakura cutings kune pamusoro, kupa wellbore kugadzikana, uye kudzora kudzvinyirira.
Polyanionic Cellulose iPolulus-Soluble Polymer anotorwa kubva kuCellulose, polymer yakasikwa inowanikwa muzvirimwa. Pac inowedzerwa kumvura yekukwevera kusimudzira yavo rheology uye filtration kudzora zvivakwa.
1. Chemical chimiro uye zvivakwa zvePolyanionic cellulose (PAC):
Pac ndeye yakagadziridzwa cellulose polymer ine anonic muripo.
Chimiro chavo chemakemikari chinoita kuti iite nyore mumvura, ichigadzira mhinduro yakagadzikana.
Iyo yeAnonic chimiro chePac chinobatsira mukugona kwayo kubatana nezvimwe zvinhu mukukwezva mvura.
2. Simbisa rheological zvivakwa:
Pac inoshandiswa kushandura zvimiro zvakatsauka zvekukwevera mvura.
Inobata viscosity, Gel Simba uye Fluid Kurasikirwa Kudzora.
Kudzora rheology kutsoropodza kugadzirira kucheka kwekutakura uye kuchengeta yakanyatsogadzikana kugadzikana.
3. Filter Control:
Imwe yemabasa ekutanga ePac ndeyekudzora kurasikirwa kweFluid panguva yekudhirowa mashandiro.
Iyo inoumba iyo yakaonda, yakakwana yefaira keke pamadziro ehurombo, ichidzivirira kurasikirwa kwemvura inodhonza muumbi.
Izvi zvinobatsira kuchengetedza izvo zvaunoda zvivakwa zveDutu remadhaka uye kudzivirira kukuvara kwekugadzira.
4. Wellbore kugadzikana:
Pac inopa inopa kuti iwedzere kugadzikana nekudzivirira yakawandisa fluid kubva mukuwirirana mukuumbwa.
Iyo inobatsira kudzikisira kusiyanisa kwakanamatira uye zvimwe zvinetso zvakabatana nekusagadzikana kwakanaka.
Wellbore kugadzikana kwakakosha pakubudirira kwekudhirowa mashandiro.
5. Mhando dzePac uye zvavanoshandisa:
Mavara akasiyana ePac anowanikwa zvichienderana neyemulecular uremu uye degree rekutsiva.
Yakakwira viscosity mapa ePacs inowanzo shandiswa apo yakakwira rheology kudzora inodiwa.
Zvekushandisa uko kupererwa kwemvura kwekurasikirwa kwekutanga kunetseka, iyo yakaderera viscosity pac inogona kuve yasarudzwa.
6. Kufungisisa kwekutsigira:
Pac inowanzoonekwa seyakafarirwa nemamiriro ekunze nekuti iri biodegradable.
Iyo yekuongorora yemamiriro ekunze yakaitwa kuve nechokwadi chekushandisa zvine mutoro uye kuraswa kwemvura inodhonza ine pac.
7. Kudzora kwemhando uye kuyedza:
STRICATICT EXTRICY Control matanho anoitwa kuti ave nechokwadi chekushanda kwe pac mumvura inodhonza.
Miedzo yakasiyana-siyana, kusanganisira kuyerwa kwerudzi uye nzira dzekurasikirwa dzemvura, dzakaitwa kuti dziongorore mashandiro ePac-ane madhaka ekudhira.
8. Zvinonetsa uye zvigadzirwa:
Pasinei nekushandiswa kwayo kwakapararira, zvinonetsa sekugadzikana kwehondo uye kuenderana nevamwe vanowedzera kunogona kumuka.
Kuenderera mberi kwekutsvaga uye kugadzirira kunenge kutsaurira kugadzirisa matambudziko aya uye nekuvandudza kuita kwese kwePAC mukuchera mvura.
Polyanionic Cellulose (Pac) chikamu chakakosha mukukwevera kwemvura maficha uye zvinobatsira kune rheology kudzora, kudzora kwekutonga uye kusimba zvakanaka. Zvivakwa zvaro zvakasarudzika zvinoita kuti ive yakakosha mumafuta negesi yekukweva kwegasi, kuridza basa rakakosha mukubudirira uye kushanda kwekudhirowa.
Kutumira Nguva: Jan-22-2024