Mu makampani opanga mafuta ndi gasi, kusodza machubu odzimbidwa ndi ntchito yofunika kwambiri koma yovuta. Popeza machubu nthawi zambiri amakhudzidwa ndi dzimbiri chifukwa cha zinthu monga malo ovuta a pansi pamadzi, momwe mankhwala amachitira ndi madzi, ndi njira zamagetsi, kapangidwe kake kamafooka, zomwe zimapangitsa kuti asweke ndikugwera m'malo otsetsereka. Pogwira ntchito yosodza machubu odzimbidwa, zinthu zotsatirazi zimafunika chisamaliro chapadera:
1. Kuwunika kwa Mkhalidwe wa Downhole Precise
Musanayambe ntchito iliyonse yosodza, kumvetsetsa bwino momwe zinthu zilili m'bowo la pansi ndikofunikira. Izi zikuphatikizapo kudziwa bwino komwe kuli ndi kuchuluka kwa dzimbiri la m'machubu, mawonekedwe ndi momwe nsomba ilili (machubu ogwa), komanso chifukwa chake nsombayo yakodwa. Njira zamakono zolembera mitengo monga kujambula kwa ultrasound ndi kujambula kwa maginito angagwiritsidwe ntchito kuti mupeze zambiri zokhudza malo osodza pansi. Mwachitsanzo, ku Tahe Oilfield, chifukwa cha zovuta zomwe zimachitika m'bowo la pansi komanso kutentha kwambiri, kuthamanga kwambiri, ndi madzi owononga, kuwunika bwino ntchito isanachitike ndikofunikira kuti pakhale dongosolo logwira ntchito bwino la usodzi. Kusamvetsetsa bwino kapena kusakwanira momwe zinthu zilili m'bowo la pansi kungayambitse kusankha zida ndi njira zosayenera zosodzera, zomwe zimapangitsa kuti ntchitoyi ikhale yovuta.
2. YoyeneraChida ChosodzaKusankha
Popeza kuti mapaipi ophwanyika ndi osalimba, kusankha zida zosodzera nsomba n'kofunika kwambiri. Zida zomwe zimakhala zamphamvu kwambiri zitha kuwononga mapaipi omwe ali kale ofooka. Mwachitsanzo, pamene khoma la mapaipi lachepetsedwa kwambiri ndi dzimbiri, kugwiritsa ntchito chida chogwira mwamphamvu kwambiri kungapangitse kuti mapaipiwo asweke m'zidutswa zingapo. M'malo mwake, zida zokhala ndi njira zogwirira zofatsa, monga mikondo yosodzera yomwe ingatengedwe yokhala ndi zotchingira zotanuka kapena mitsuko yosodzera yokhala ndi malo ogwirira a rabara, ndizoyenera kwambiri. Nthawi zina pamene nsomba ili ndi mawonekedwe osakhazikika, zida zosodzera zapadera kapena zapadera zingafunike. Mwachitsanzo, pogwiritsira ntchito mapaipi okhala ndi malo osakhazikika, kuphatikiza kwachida chogayiraKuchepetsa kusweka kwa fupa ndi chida choyenera chogwirira kuti chigwirenso ntchito pambuyo pake chingafunike
3. Kulamulira kwa Parameter Yogwira Ntchito Molimba
Pa nthawi yosodza nsomba, kuwongolera mwamphamvu magawo ogwirira ntchito n'kofunika kwambiri. Izi zimaphatikizapo zinthu zowongolera monga kulemera pa bit (WOB), liwiro lozungulira, ndi mphamvu yokoka. WOB iyenera kusungidwa pamlingo wochepa, nthawi zambiri osapitirira 5 kN, kuti isachulukitse kwambiri chubu chodzimbidwa ndikupangitsa kuti chisweke. Liwiro lozungulira liyeneranso kukhala locheperako, nthawi zambiri lochepera 30 r/min, kuti torque yochulukirapo isawononge chubu. Kuphatikiza apo, mukamagwiritsa ntchito mphamvu yokoka kuti mutenge nsomba, ziyenera kuchitika pang'onopang'ono komanso mosamala. Kukoka mwadzidzidzi kapena mopitirira muyeso kungayambitse kusweka kwa chubu kapena kukokedwa kuchokera pachida chogwirira. Pankhani ya chitsime cha SZ 36 - 1A ku Bohai Oilfield, kuwongolera molondola magawo awa kunali kofunikira kwambiri kuti chubu chodzimbidwa ndi chokulirapo chipezeke bwino.
4. Kuyang'anira nthawi yeniyeni ndi kusinthasintha
Kuyang'anira nthawi zonse ntchito yosodza n'kofunika kwambiri. Kuyang'anira magawo monga mphamvu ya zida, mphamvu yokoka, ndi makhalidwe a madzi m'chitsime kungapereke ndemanga mwachangu pa momwe ntchitoyo ikuyendera. Kusintha kulikonse kosazolowereka m'magawo awa, monga kuchepa mwadzidzidzi kwa mphamvu yokoka (kusonyeza kusweka kwa machubu) kapena kuwonjezeka kwakukulu kwa mphamvu (kusonyeza kutsekeka kwa zida kapena kutsekeka kwa machubu), kuyenera kuyambitsa kuyimitsidwa nthawi yomweyo kwa ntchitoyo. Pakadali pano, mkhalidwewo uyenera kuyesedwanso, ndipo kusintha koyenera kwa dongosolo losodza, monga kusintha chida kapena kusintha magawo ogwirira ntchito, kuyenera kupangidwa. Mwachitsanzo, ngati kuyang'anira kukuwonetsa kuti mphamvu ikuwonjezeka nthawi zonse panthawi yosodza, kungakhale kofunikira kuchepetsa liwiro lozungulira kapena kusintha pang'ono malo a chida kuti chisatseke.
5. Kupewa Kuwonongeka Kwachiwiri
Kupewa kuwonongeka kwachiwiri kwa chitsime ndi mapaipi otsala ndi chinthu chofunika kwambiri. Pa ntchito yosodza, muyenera kusamala kuti musakanda kapena kuwononga chitsimecho pamene mukuchotsa mapaipi odzimbidwa. Kugwiritsa ntchito zida zowongolera komanso zoteteza, monga zolumikizira pakati, kungathandize kuonetsetsa kuti chida chosodza chikuyenda bwino m'chitsimecho popanda kugundana ndi chitsimecho. Kuphatikiza apo, pogaya kapena kudula mapaipi odzimbidwa (ngati kuli kofunikira), njira ziyenera kutengedwa kuti zinyalala zisatseke chitsimecho kapena kuwononga zida zina zapansi. Izi zingaphatikizepo kugwiritsa ntchito madzi oyeretsera odzimbidwa bwino ndikuwonetsetsa kuti madzi akuyenda bwino kuti anyamule zinyalalazo.
6. Kusamalira Madzi a Wellbore
Madzi obowola m'chitsime amagwira ntchito yofunika kwambiri pa ntchito yosodza. Sikuti amangothandiza kuziziritsa ndi kudzola zida zosodzera komanso amakhudza kulimba kwa chubu chobowola ndi chitsimecho. Nthawi zina, madzi obowola m'chitsimecho angafunike kusinthidwa kapena kukonzedwa. Mwachitsanzo, ngati madziwo ali ndi zinthu zowononga zomwe zingawononge kwambiri chubu chotsalacho kapena zida zosodzera, zoletsa dzimbiri zitha kuwonjezeredwa. Ngati pali kuchuluka kwa zinyalala kapena zinyalala m'chitsimecho, madzi oyeretsera oyenera kapena madzi okhala ndi mphamvu yonyamulira angafunike kuti achotse bwino zodetsa ndikuwonetsetsa kuti ntchito yosodza ikuyenda bwino. Posodza machubu obowola m'zitsime zina, madzi obowola m'chitsimecho adasinthidwa panthawi yake, zomwe zidathandizira kuti ntchitoyo igwire bwino ntchito ndikuchepetsa chiopsezo chomatira zida.
Pomaliza, ntchito zosodza ndi matailosi otayirira zimafuna ukatswiri wapamwamba waukadaulo, kukonzekera mosamala, komanso kutsata malamulo okhwima. Mwa kulabadira mfundo zofunika izi, kuchuluka kwa ntchito zosodza kumatha kukwera kwambiri, kuchepetsa zotsatira pakupanga mafuta ndi gasi ndikuchepetsa kutayika kwachuma.
Lumikizanani: May Ye
Foni yam'manja/Whatsapp:+0086-158 7765 8727
Imelo:landrill@landrillmafutazida.com
Webusaiti: www.landrilltools.com
Nthawi yotumizira: Sep-05-2025







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