✧ Specification
| Txuj | API Spec 16A |
| Nominal loj | 7-1 / 16 "mus rau 30" |
| Rate Siab | 2000PSI rau 15000PSI |
| Ntau lawm specification | NCEES MR 0175 |
✧ Nqe lus piav qhia
Kev Taw Qhia rau Annular Blowout Preventers:Ua tau zoo Blowout Preventers rau Drilling Operations.
Hauv ntiaj teb ntawm kev ua haujlwm drilling, kev nyab xeeb thiab kev ua haujlwm yog qhov tseem ceeb tshaj plaws. Cov kev pheej hmoo thiab kev phom sij cuam tshuam nrog kev drilling rau kev tshawb nrhiav roj thiab roj yuav tsum tau siv cov cuab yeej siv siab heev thiab cov khoom siv txhim khu kev qha. Ib qho ntawm cov khoom tseem ceeb uas ua kom muaj kev nyab xeeb thiab tswj kev ua haujlwm ntawm qhov drilling yog lub tshuab foob (BOP).
Peb cov khoom tiv thaiv annular blowout yog ib qho kev daws teeb meem tshiab thiab muaj txiaj ntsig zoo tshaj li cov qauv kev lag luam. Tsim los txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau nws, nws yog ib qho tsim nyog yuav tsum tau ua tib zoo tshem tawm cov kab mob hauv lub qhov dej thiab tiv thaiv kom tsis txhob muaj kev sib tsoo.
Lub luag haujlwm tseem ceeb ntawm lub tshuab nqus dej twj tso kua mis yog los tiv thaiv lub qhov dej thiab tiv thaiv txhua qhov muaj peev xwm tawg los ntawm kev txiav tawm cov dej ntws hauv qhov dej. Thaum lub sijhawm ua haujlwm drilling, qhov tshwm sim tsis tau xav txog, xws li kev ncaws pob zoo los ntawm kev ntws ntawm cov pa los yog kua, tuaj yeem ua rau muaj kev pheej hmoo loj. Nyob rau hauv cov ntaub ntawv no, lub annular blowout inhibiter tuaj yeem ua kom sai sai, kaw lub qhov dej, nres ntws, thiab rov qab tswj kev ua haujlwm.
Dab tsi sib txawv annular blowout tiv thaiv los ntawm cov tsoos blowout inhibiters yog lawv cov kev ua tau zoo thiab kev ntseeg tau zoo. Cov cuab yeej siv niaj hnub no siv thev naus laus zis kev sib khi kom ua tau zoo txawm tias nyob rau hauv qhov hnyav tshaj qhov drilling, ua kom muaj kev nyab xeeb kaw thiab tiv thaiv kev xau. Nws qhov kev tsim kho ruaj khov ua kom muaj kev ruaj khov thiab muaj zog tiv taus kev kub ntxhov thiab kev sib tw ib puag ncig.
Peb cov annular blowout inhibiters muaj cov kev tswj xyuas siab heev, ua rau lawv cov khoom siv tau zoo thiab cov neeg siv khoom zoo. Nws los nrog kev nkag siab zoo interface thiab cov yam ntxwv tsis siv neeg uas txo qhov kev pheej hmoo ntawm tib neeg kev ua yuam kev thiab txhim kho kev ua haujlwm tag nrho. BOP tuaj yeem pib thiab tswj tau nyob deb, muab cov kws tshaj lij drilling ib txheej ntxiv ntawm kev nyab xeeb.
Annular blowout inhibiters raug kuaj nruj thiab tshuaj xyuas kom ua tau raws li kev lag luam cov cai thiab cov qauv zoo. Tsim thiab tsim los ntawm pab pawg kws tshaj lij hauv kev siv thev naus laus zis drilling, lub tshuab foob pob hluav taws tau raug kuaj xyuas kom dhau qhov kev cia siab ntawm kev ua tau zoo thiab tau ua pov thawj nws txoj kev ntseeg tau raws li lub ntiaj teb tiag tiag.
Annular BOPs tau sib xws nrog ntau yam ntawm cov tshuab drilling thiab tuaj yeem yooj yim sib xyaw rau hauv cov haujlwm uas twb muaj lawm. Nws compact tsim ua kom siv tau zoo ntawm qhov chaw rig, ua rau nws haum rau ob qho tib si onshore thiab offshore daim ntaub ntawv. Tsis tas li ntawd, nws cov kev saib xyuas thiab kev pabcuam yuav tsum muaj tsawg, txo qis sijhawm thiab ua kom muaj txiaj ntsig zoo.
Kev nyab xeeb tseem nyob ntawm qhov tseem ceeb ntawm annular blowout Preventer tsim. Nws cov tshuab tsis muaj kev nyab xeeb thiab cov khoom siv tsis tu ncua muab cov thaub qab muaj zog thaum muaj kev ua haujlwm tsis ua haujlwm, ua kom cov lus teb ceev ceev thiab muaj peev xwm tawg. Qhov kev ntseeg siab thiab kev pheej hmoo txo qis no txhawb kev ntseeg siab thiab kev thaj yeeb ntawm lub siab rau cov kws tshaj lij drilling.
Hauv cov ntsiab lus, annular blowout inhibiters yog cov kev daws teeb meem rau kev tiv thaiv lub tshuab hauv kev ua haujlwm drilling. Nws cov qauv tsim tau zoo, kev siv thev naus laus zis sib khi thiab cov neeg siv khoom zoo ua rau nws muaj txiaj ntsig zoo hauv kev ua kom muaj kev nyab xeeb, tswj thiab ua tiav ntawm cov haujlwm drilling. Nrog annular blowout inhibiters, koj tuaj yeem ntseeg tau tias koj qhov kev lag luam drilling yog nruab nrog kev tiv thaiv siab tshaj plaws, tso cai rau koj ua haujlwm nrog kev ntseeg siab.