Pneumatic dej zoo drilling rigCov chaw tsim khoom nkag siab tias cov tshuab pneumatic dej qhov dej drilling rigs xav tau ntau txoj kev sib txawv kom ua tiav cov txiaj ntsig zoo tshaj plaws thaum ntsib ntau yam geological formations thaum lub sijhawm drilling. Qhov no suav nrog kev ntsib ntau yam geological formations, xws li quicksand thiab gypsum txheej. Yog tias gypsum intrusion tshwm sim thaum lub sijhawm drilling nrog lub tshuab pneumatic dej qhov dej rig, calcium ions tuaj yeem tshem tawm los ntawm kev ntxiv soda ash, decalcifying, thiab txo viscosity. Ntxiv mus, viscosity reducers nrog calcium tolerance muaj zog tuaj yeem siv los tswj viscosity txo thiab them rau qhov tsis zoo ntawm cov kua poob reducers thiab cov neeg sawv cev tiv thaiv slump.
1. Txheej Gypsum
Ua ntej yuav tho qhov txheej pob zeb diamond gypsum, cov kua dej ntawm lub platform drilling yuav tsum tau kho ua ntej kom txo cov khoom khov thiab viscosity. Yuav tsum ntxiv cov tshuaj kho gypsum (xws li soda ash, decalcifying, thiab viscosity reducers). Cov tshuaj kho rau kev kho cov txheej gypsum yuav tsum tau npaj ua ntej raws li cov ntaub ntawv tsim kho ntawm cov qhov dej nyob ib sab. Kev nce pH ntawm cov kua dej drilling tuaj yeem txhim kho kev tiv thaiv ntawm cov dej me me rau kev ua qias tuaj ntawm gypsum.
2. Cov txheej xuab zeb nrawm
Thaum tho qhov av xuab zeb sai sai, nws yog ib qho tsim nyog los ua kom cov kua dej drilling viscosity thiab cov bentonite hauv cov kua dej drilling qhov dej, feem ntau xav tau tsawg kawg 10%. Txhawm rau txhim kho kev ua haujlwm ntawm phab ntsa ntawm cov kua dej drilling qhov dej, qhov kev hloov pauv tau txo qis thaum lub sijhawm ua haujlwm, txo qhov kev yaig hauv cov txheej xuab zeb sai sai. Ua ntej rub tawm ntawm lub qhov, qhov seem no yuav tsum tau kaw nrog cov av nkos tuab nrog viscosity ntau dua 80 kom ntseeg tau tias kev sib tsoo du, kev txiav hluav taws xob, thiab kev teeb tsa casing los ntawm lub tshuab tho qhov dej me me.
3. Pob zeb xuab zeb Quartz
Pob zeb xuab zeb quartz yog ib lub pob zeb tawv heev, feem ntau ua rau lub tshuab khawb qeeb qeeb. Kev khawb ib 'meter' yuav pom ob 'meter' ntawm cov xuab zeb, ua rau cov hlua khawb co heev, txiav cov slag ntau zaus, thiab ua rau lub qhov khawb tsis ua haujlwm. Yog li ntawd, kev nkag siab txog thaj av yog qhov tseem ceeb.
Cov dej huv tsis muaj cov roj nplua nyeem zoo li cov av nkos, ua rau txoj hlua khawb av co heev hauv cov pob zeb tawv, ua rau cov pob zeb tawg. Cov dej ntshiab yog cov dej xaiv tau zoo heev, ua rau cov kua dej ntxuav nyuaj rau tshem tawm cov txiav loj zuj zus ntawm lub qhov. Cov pob zeb zoo li xuab zeb pheej ntab thiab poob rau hauv lub qhov. Kev siv cov yeeb nkab rho hmoov tuaj yeem ua rau ib lossis ob meters ntawm cov xuab zeb raug khawb. Kev ua yuam kev me me tuaj yeem faus lub laum, thiab cov xuab zeb ntau dhau tuaj yeem ua rau kev ntxuav lub qhov nyuaj.
Pob zeb xuab zeb yog tsim los ntawm kev tso dej thiab yog pob zeb tawv heev. Cov tshuab me me uas siv lub tshuab cua dej feem ntau yog siv los tshuab cov qhov me me (30, 33, 54, 200 meters). Yog li ntawd, cov pob zeb diamond feem ntau yog siv nrog dej huv thiab tsim cov slurry tsis siv neeg. Qhov no feem ntau ua rau qeeb qeeb ntawm kev tshuab, nrog ib 'meter' ntawm kev tshuab uas yuav qhia tau ob 'meter' ntawm cov xuab zeb. Qhov no kuj tseem tuaj yeem ua rau kev tshuab khiav tawm hnyav, muaj cov slag ntau zaus, pob zeb tawg, thiab kev ua tsis tiav ntawm kev tshuab.
Kev daws teeb meem: Yog tias kev khawb av nkos tsis zoo, kev tsim xuab zeb tuaj yeem txo tau los ntawm kev txo qhov khiav tawm ntawm lub qhov dej me me. Cov tshuaj ntxiv nitro-based acid-base tuaj yeem ntxiv rau hauv dej huv kom txo tau kev co thiab lubrication, txo qhov khiav tawm ntawm lub qhov thiab kev tsim xuab zeb. Txuas ntxiv ntxuav lub qhov dej pneumatic kom daws tau qhov teeb meem!
Yog tias koj xav tau kev pab nrog lub tshuab dej zoo drilling, peb tuaj yeem muab kev daws teeb meem tiav rau koj!
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Lub sijhawm tshaj tawm: Lub Yim Hli-14-2025
