Ndichiyambi cha kukonzanso kwa mzinda wakale, milu ya mipope yomizidwa ndi milu yopangidwa kale yomwe idamangidwa m'ma 1970 ndi 1980s ikhala zinthu zofunika kwambiri zomwe zikukhudza kupita patsogolo kwa ntchito yomanga. Chithandizo cha milu yoyambira yomwe idakhalapo yakhala mutu wofunikira pankhani yomanga geotechnical. Njira yomanga ya Super Top imapereka njira yatsopano komanso yothandiza yochizira.
Njira yomangira ya Super Top (njira yozungulira pobowola zitsulo) ndi rotator yomwe imagwiritsa ntchito kutsika kwapansi ndi torque yomwe imapangidwa ndi zida zonse zozungulira kuyendetsa chitsulo chozungulira, imagwiritsa ntchito kudula kwa mutu wapamwamba kwambiri pamutu. chitoliro orifice pa nthaka, kubowola chosungira mu nthaka, ndiyeno ntchito akathyole chikhadabo kuchotsa zopinga mkati casing.
Njira zazikulu zochizira maziko omwe analipo ndi zida izi ndi izi:
Njira 1: Gwiritsani ntchito chida ichi kuti mutseke maziko omwe analipo mu chitoliro, kenaka gwiritsani ntchito nyundo yolemera kuti muphwanye, ndipo potsirizira pake gwiritsani ntchito gwira kuti mutulutse.
Njira 2: Gwiritsani ntchito chida ichi kuti muphimbe maziko omwe analipo mu chitoliro, gwiritsani ntchito mfuti yamadzi yothamanga kwambiri kuti muphwanye dothi mozungulira muluwo, kenako yendetsani chingwe chachitali chazitsulo zitatu kuti mukonze mulu womwe udalipo, tembenuzani choyikapo, kupotoza muluwo. , ndipo potsiriza gwiritsani ntchito nkhonya ndikugwira kuti mutenge gawo la muluwo mpaka mankhwala atsirizidwa.
Njira 3: Pogwiritsa ntchito chipangizochi, maziko omwe analipo amakutidwa ndi chitoliro, ndipo chopondapo cha nsapato chambiri chimayikidwa m'bokosi. Kupanikizika kwapangidwe kwa nsapato zambiri zothandizira kumagwiritsidwa ntchito kutsatsa pakhoma lamkati la casing. Kenako, kuponderezedwa kwa casing rotary pansi kumagwiritsidwa ntchito kuyendetsa chopondapo cha nsapato zambiri kuti kubowola ndikuphwanya muluwo.
Chithunzi cha Schematic Treatment of Broken Treatment for Multiple Support Nsapato za Milu Yoyambira.
Njira yomangayi imadziwika kuti "njira yomanga yonse" ku Japan. Zidazi zimatha kukwaniritsa 1/500 verticality ndipo zimatha kudula miyala yamphamvu kwambiri ndi konkire yolimbitsa, kupereka njira zatsopano zothetsera mavuto omwe akukumana nawo pomanga geotechnical.
Zambiri za casing rotator, pls lemberani ife mokoma mtima.
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Nthawi yotumiza: Mar-29-2023