9 3/8 13 3/8 Inch API 5L API 5CT J55 K55 N80 L80 P110 Mapaipi Opangira Maboiler Ofunika Kwambiri Ogwiritsa Ntchito Ntchito Yamapaipi Opangira Mafuta a Gasi

Kodi Casing Imagwira Ntchito Motani?

Chitsime chikabowoledwa, kuti chikhale chopangirako, chitsimecho chiyenera kumalizidwa.Pamene kubowola chitsime kumadutsa m'mipangidwe ya miyala ndikulola akatswiri oboola kuti afike pamadzi omwe ali pansi, mbali zachitsimezo sizingathe kudzipezera okha.Mofanana ndi mafupa a msana wanu kuteteza msana, casing ndi chubu chomwe chimayikidwa mkati mwa chitsime chobowoleredwa kuti chiteteze ndikuthandizira chitsime.

Kuwonjezera pa kupereka kukhazikika ndi kusunga mbali za chitsime kuti zisadzigwetse, casing imateteza chitsime kuchokera ku zowonongeka zakunja, komanso malo osungira madzi atsopano kuchokera ku mafuta kapena gasi omwe amapangidwa.

Kumangirira chitsime kumatchedwanso kuyika chitoliro kumaphatikizapo kuponya chitoliro chachitsulo mkati mwa chitsime chobowoledwa posachedwapa.Malo ang'onoang'ono pakati pa casing ndi mbali zosasamalidwa za chitsime amadzazidwa ndi simenti kuti akhazikitse mpaka kalekale.

Casing A Well.

Chophimbacho chimapangidwa m'zigawo, kapena zolumikizira, zomwe nthawi zambiri zimakhala pafupifupi mamita 40 ndipo zimakulungidwa pamodzi kuti zikhale zazitali zazitsulo zotchedwa casing strings.Mapeto aliwonse a cholumikizira cholumikizira amakhala ndi ulusi wachimuna womwe umatetezedwa ndi kapu yotchedwa chitetezo cha ulusi mpaka zotsekerazo zitakonzeka kulumikizidwa.Kenako, kolala kapena cholumikizira, chopangidwa ndi chitoliro chaching'ono chachitsulo chokulirapo pang'ono kuposa mfundozo komanso chokhala ndi ulusi wachikazi, chimagwiritsidwa ntchito kulumikiza nsonga ziwiri zazimuna.Kuphatikizika kwa ulusi kumagwiritsidwa ntchito pa mbali ziwirizo kuti zitsimikizidwe zolimba.

Choyikacho chimayendetsedwa kuchokera pansi, kulumikiza cholumikizira chimodzi panthawi imodzi ndikumangirira zikepe panjira yoyenda ndikubaya chingwe chapambuyo chapambuyo chomwe chalowetsedwa m'chitsime.Zolendewera pamwamba pa bowolo, zibowo zomangira zomangira zomangira pabokosi lililonse ku chingwe chotchinga.

Casing imathamangira mu chitsime ndikuyikidwa mwalamulo pamene kulemera kwa chingwe chosungirako kumasamutsidwa ku zopachika zapakhomo, zomwe zili pamwamba pa chitsime ndikugwiritsa ntchito zokopa kapena ulusi kuti ziyimitse choyikapo pachitsime.

Chigawo chozungulira cha chitoliro chokhala ndi dzenje lotseguka pamapeto, nsapato yotsogolera imagwirizanitsidwa ndi chingwe choyamba cha casing kuti chiwongolere gulu la casing poyendetsa casing mu chitsime.Kuphatikiza apo, kunja kwa chosungirako kumakhala ndi zoyambira ngati masika zomwe zimayikidwa kwa iwo kuti zithandizire kuyika chingwe chapakati pa chitsime.

Pambuyo pobowola ndi pobowola ndi simenti, pobowola wogwiritsidwa ntchito amalowetsa m'chitsime pogwiritsa ntchito chingwe chobowola, ndipo madzi obowola amazunguliridwa kwa nthawi yochuluka kuti achotse zodulidwa zonse pachitsime.Komanso zokwatula pakhoma zimatumizidwa mchitsime kuti zichotse keke iliyonse yosefera yomwe mwina idapanga m'mbali mwa chitsimecho.

Simenti slurry imaponyedwa m'chitsime ndikuloledwa kuumitsa kuti chisungidwecho chikhazikike.Simentiyo ikalimba, pansi pa chitsimecho amabowola, ndipo ntchito yomaliza ikupitiriza.