Mfundo yogwirira ntchito ya RTTS packer

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Mfundo yogwirira ntchito ya RTTS packer

Chopaka cha RTTS chimapangidwa makamaka ndi njira yosinthira ma groove yooneka ngati J, ma mechanical slips, mbiya ya rabara ndi nangula wa hydraulic. Chopaka cha RTTS chikatsitsidwa m'chitsime, friction pad nthawi zonse imakhala pafupi ndi khoma lamkati la casing, lug imakhala kumapeto kwa groove yosinthira, ndipo mbiya ya rabara imakhala yomasuka. Chopaka chatsitsidwa kufika pa kuya kwa chitsime komwe kunakonzedweratu, choyamba kwezani chingwe cha chitoliro kuti lug ifike pamwamba pa malo afupi, ndipo pamene mukusunga torque, tsitsani chingwe cha chitoliro kuti mugwiritse ntchito katundu wopondereza.

Chifukwa chakuti kuzungulira kwa dzanja lamanja kwa mzati wa chitoliro kumapangitsa kuti lug isunthe kuchokera pa mzera waufupi kupita ku mzera wautali, mandrel yapansi imatsika ikapanikizika, slip cone imatsika kuti itsegule slip, ndipo m'mphepete mwa chipika cha alloy pa slip imayikidwa mu khoma la casing, kenako makatiriji a rabara amakula pansi pa kupanikizika mpaka makatiriji onse awiri akanikizidwe pakhoma la casing, ndikupanga chisindikizo.

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Ngati kusiyana kwa kuthamanga kwa mayeso kuli kwakukulu ndipo kuthamanga pansi pa mbiya ya rabara ya packer kuli kwakukulu kuposa kuthamanga kwa hydrostatic column pamwamba pa packer, kuthamanga kotsika kudzatumizidwa ku hydraulic anchor kudzera mu chitoliro cha volume, zomwe zimapangitsa kuti hydraulic anchor slips itsegule ndipo slips ikwere. Ma alloy slips akuyang'ana mmwamba, kotero kuti packer ikhoza kukhala yolimba pakhoma lamkati la casing kuti chingwe cha chitoliro chisasunthire mmwamba.

Ngati chopakira chakwezedwa, ingoikani katundu wokoka, tsegulani kaye valavu yoyendera kuti muyeretse mphamvu zapamwamba ndi zotsika za silinda ya rabara, ma hydraulic anchor slips adzabwerera okha, kenako pitirizani kukweza, silinda ya rabara idzatulutsa mphamvu ndikubwerera ku ufulu wake woyambirira. Panthawiyi, lug imabwerera yokha ku groove yayifupi kuchokera ku groove yayitali yomwe ili m'mphepete mwa phirilo, cone imapita mmwamba, ndipo ma slips amabwerera, ndipo chopakira chingatulutsidwe kuchokera m'bowo la chitsime.


Nthawi yotumizira: Okutobala-07-2023