Packers ndi zida zogwetsera pansi zomwe zimagwiritsidwa ntchito polowererapo ndi kupanga zinthu zosiyanasiyana kuti apange kudzipatula pakati pa chubu ndi posungira.
Zipangizozi zimakhala ndi m'mimba mwake pang'ono zikamayendetsedwa mu dzenje koma pambuyo pake pomwe chandamale chafika pakuya zimakula ndikukankhira m'bokosi kuti zidzipatula.
Zopakira zopangira zimagwiritsidwa ntchito kuteteza machubu opangira m'chitsime ndikudzipatula ku chubu/casing annulus chitsime chikabowoleredwa ndikukondoweza.
Poletsa madzi a m'chitsime kuti asakhudze chosungiramo ndikupangitsa dzimbiri, moyo wake ukhoza kufutukuka.
Nthawi zambiri zimakhala zosavuta kusintha machubu opangira kusiyana ndi kukonza chosungira chowonongeka.
Packers amagwiritsidwanso ntchito nthawi zambiri pomaliza ntchito zosiyanasiyana monga fracturing, acidizing, kapena simenti.
M'mapulogalamuwa, paketiyo nthawi zambiri imayendetsedwa mu dzenje ngati gawo la dzenje lapansi.
Opaleshoniyo ikamalizidwa (mwachitsanzo chigawocho chathyoledwa) choyikacho sichinakhazikitsidwe ndipo chida chikhoza kusunthidwa kudera lotsatira.
Kodi Zigawo Zazikulu za Packer ndi Chiyani?
Mandrel - thupi la wopakira
Slips - amagwiritsidwa ntchito kuti agwire mozungulira mkati (ID) ya casing ndikulepheretsa wonyamula kuti asasunthe.
Packing-element - nthawi zambiri mphira chinthu chomwe chimapereka kudzipatula. Chinthu ichi chimakula pamene wonyamulayo afika pakuya komwe akufunidwa ndikuyikidwa.
Cone - chinthu chomwe chimakankhira pazitsulo pamene mphamvu yakunja ikugwiritsidwa ntchito.
Lock mphete - imalepheretsa wopakirayo kuti asasinthe mphamvu yakunja ikachotsedwa.
Mitundu ya Packers
Packers amagawidwa m'magulu awiri: okhazikika komanso obweza.
Mapaketi osatha amagwiritsidwa ntchito pazinthu zomwe sizifuna kuchotsedwa mwachangu.
Amapereka kusindikiza bwinoko kuposa zonyamula zobweza ndipo nthawi zambiri zimakhala zotsika mtengo.
Ngati pakufunika, mapaketi okhazikika amatha kuchotsedwa ndi mphero ndi machubu ophimbidwa.
Kawirikawiri, m'zitsime zotentha kwambiri komanso zothamanga kwambiri, mapaketi okhazikika amawakonda.
Mapaketi obwezeredwa amatha kuchotsedwa mosavuta ndikugwiritsiridwanso ntchito pogwiritsa ntchito mphamvu yakunja pa iwo.
Nthawi zambiri amagwiritsidwa ntchito pochita bwino pomwe madera ena amayenera kukhala okha kangapo panthawi ya opaleshoniyo.
Nthawi yotumiza: Mar-14-2024
