API 7-1 Drilling String Valves Featured duab

API 7-1 Drilling hlua li qub

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Lub laum txoj hlua nres cov kua dej los ntawm kev ntws los ntawm txoj hlua tho feem ntau yog tias lub laum ncaws nrog lub ntsis tawm hauv qab.LANDRILL tuaj yeem muab cov khoom zoo siab qhib kev ruaj ntseg valve (FOSV), Kelly valve, Hauv tshuab hluav taws xob tiv thaiv (IBOP), Tso rau hauv kos valve , ntab valve.

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Tag Nrho Qhib Kev Nyab Xeeb Valve (FOSV)

Tag Nrho Kev Nyab Xeeb Kev Nyab Xeeb Valve (luv luv rau FOSV) yog lub pob hom kev nyab xeeb valve siv los nres ntws los ntawm txoj hlua tho thaum txoj hlua tho raug tshem tawm ntawm lub qhov dej.

FOSV yog ob lub cev tag nrho-qhib kev nyab xeeb valve, yog li nws tsis cuam tshuam nrog kev khiav ntawm cov cuab yeej xws li cov tub ntxhais cov thoob lossis cov cuab yeej tshawb fawb. Nws yog 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 txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau nws, nws raug nquahu kom siv cov tshuaj tua kab.

Thaum ordering thov qhia:
Kev sib txuas.
OD thiab ID
Ua haujlwm siab: 5,000 / 10,000 / 15,000 PSI;

Kelly valve

Kelly valve tseem hu ua Kelly cock lossis Grey valve. Nws yog ib tug tes tswj valve nyob rau hauv laum txoj hlua circulating system thiab nws yog ib qho ntawm cov cuab yeej zoo los tiv thaiv blowout. Kelly valve muab faib ua Upper Kelly Valve thiab Lower Kelly Valve. Upper Kelly Valve txuas nrog swivel sub thiab Kelly. Lower Kelly valve txuas nrog qis kawg ntawm Kelly thiab sab saum toj ntawm cov yeeb nkab laum lossis qis kawg ntawm Kelly txuag sub. Tig lub ciaj ntswj ntawm tag nrho qhib kev nyab xeeb valve 90 ° kom paub txog thiab tawm. Hauv kev ua haujlwm drilling, txhawm rau kom tsis txhob muaj xwm txheej phem, Kelly li qub yuav tsum tau txuas nrog rau ob qho kawg ntawm Kelly kom tsis txhob poob ntawm qhov drilling fluid thiab blowout. Kelly cock valve, uas yog ib tug manually ua pob valve khiav nyob rau hauv ID ntawm laum hlua, Nws yog ib tug ntawm cov cuab yeej zoo rau kev tiv thaiv los ntawm blowout.

Lub kelly qaib yog muab faib ua rau sab qaum kelly cock valve thiab qis kelly qaib.
Sab saum toj kelly qaib yog txuas nrog qis kawg ntawm swivel thiab sab sauv kawg ntawm kelly. Qhov qis kelly qaib yog txuas nrog rau sab kawg ntawm cov yeeb nkab laum thiab qis kawg ntawm kelly lossis txuas ntawm qis kawg ntawm kelly saver subs.
Lub kelly cock nta kev ua haujlwm yooj yim, kelly qaib tuaj yeem raug Turened los yog Turened tawm los ntawm tsuas yog tig qhov tshwj xeeb kev ua haujlwm spanner ntawm 90 degrees raws li kev qhia. Thaum lub sijhawm ua haujlwm drilling, kelly qaib yuav tsum txuas rau ntawm qhov kawg thiab qis kawg ntawm kelly.

Thaum ordering thov qhia:
Upper lossis Lower hom;
Tool OD;
Ua haujlwm siab: 5,000 / 10,000 / 15,000 PSI;
Cov cuab yeej txuas.

Hauv BOP

Sab hauv blowout inhibiter (Inside BOP) yog ib qho cuab yeej tshwj xeeb, uas tuaj yeem raug striped los ntawm BOP preempt kom txuas nrog cov cuab yeej drilling ntxiv kom sai li sai tau, thaum lub tshuab tawg tau tshwm sim thaum lub sij hawm nqa cov cuab yeej drilling, sab hauv blowout inhibiter muaj ntau yam. qhov zoo xws li kev kub siab, kaw ruaj khov, yooj yim rau kev khiav lag luam, hloov ceev ceev thiab lwm yam.

Thaum ordering thov qhia:
Tool OD;
Ua haujlwm siab: 5,000 / 10,000 / 15,000 PSI;
Cov cuab yeej txuas.

Thaum lub cuab yeej laum tawm los ntawm lub qhov, lub tshuab tshuab tau tshwm sim vim qhov tshwm sim ntawm qhov nqus, Thaum cov kua, roj, chav lossis dej tawm los ntawm cov yeeb nkab tawm, lub tshuab hluav taws xob sab hauv yuav tsum ceev nrooj txuas nrog lub laum yeeb nkab, sab hauv. blowout inhibiter tuaj yeem txuas tau yooj yim mus rau lub laum yeeb nkab vim qhov tseeb tias lub valve ntawm blowout inhibiter yog nyob rau hauv txoj hauj lwm qhib thiab cov kua dej hauv lub qhov tuaj yeem ntws tawm hauv lub tshuab blowout tiv thaiv yog nyob rau ntawm qhov chaw qhib thiab cov kua dej hauv lub qhov tuaj yeem ntws tawm. ntawm sab hauv tshuab hluav taws xob tiv thaiv, Lub pas nrig nyem tuaj yeem kaw lub valve los ntawm kev rub tawm lub ntsuas phoo, tam sim no, lub tshuab hluav taws xob sab hauv tso cai rau cov kua dej nkag rau hauv lub qhov los ntawm sab saum toj mus rau hauv qab, tab sis cov kua hauv lub qhov dej tsis tuaj yeem ntws mus rau hauv. laum txoj hlua thiab thaum kawg ntws tawm sab hauv blowout Preventer Ces lub hom phiaj ntawm blowout tiv thaiv van yuav tau mus txog los ntawm cov nram qab no cov kauj ruam, Tshem lub nyem sub tswj cov kua thiab pib lub twj tso kua mis ncig.

Tso-hauv check valve

Drop-In Check Valves tiv thaiv kev rov qab los thaum lub sijhawm ncaws pob thiab tsim nyog rau feem ntau cov xwm txheej hauv qhov uas rov qab los ntawm txoj hlua tho yog qhov txaus ntshai thiab kev ua haujlwm ib txwm xav tau cov txiaj ntsig ntawm kev ua haujlwm puv. Los ntawm kev tiv thaiv kev nce siab los ntawm cov yeeb nkab laum, tab sis tso cai rau cov kua dej ntws mus rau hauv lub qhov dej, cov li qub muab cov driller nrog cov txheej txheem los tswj cov laum yeeb nkab thaum xav tau, txhim kho thiab ua kom yooj yim tswj tau zoo.

Thaum blowout yuav tshwm sim, cov xov txuas ntawm lub kelly yog ntsia hlau tawm tam sim ntawd thiab muab lub valve rau hauv lub laum yeeb nkab thiab ces pumped downward mus rau qhov yuav tsum tau qhov chaw. Yog li lub blowout yuav tiv thaiv tau.

Thaum xaj thov qhia
Qhov me tshaj plaws nyob rau hauv txoj hlua xyaum los ntawm qhov kos valve yuav tsum dhau.
Landing sub txuas loj thiab hom.
Sab nraud txoj kab uas hla ntawm mating cuab yeej pob qij txha.

Float valve

Float valve tiv thaiv cov dej drilling, txiav thiab cov khib nyiab hlau los ntawm ntws rov qab rau txoj hlua tho. Thaum raug ntsia rau ntawm txoj hlua laum cov li qub no muab ntxiv tiv thaiv kev tawm tsam.

Float valve tuaj yeem siv nyob txhua qhov chaw los ntawm sab saum toj mus rau hauv qab ntawm lub drillstring. Nws qhov chaw feem ntau yog nyob rau hauv BHA (hauv qab qhov sib dhos) uas suav nrog me ntsis, thiab tuaj yeem suav nrog me ntsis sub, nyob ze me ntsis stabilizer, lwm yam stabilizers, ntab sub, hla sub, av nkos motor (sab saum toj), laum dab tshos, thiab lub drillpipe. Ntau lub ntab valve tuaj yeem siv rau hauv ib txoj hlua, txawm hais tias ob chav stacking tsis pom zoo vim tias muaj kev puas tsuaj rau lub ntab valve hauv cov xwm txheej siab. Xwb, cais cov li qub hauv cov cuab yeej sib txawv.

Laum Pipe (DP) Float li qub yog muaj rau cov qauv kev pabcuam, H2S - 300 ° F kev pabcuam (HNBR / HSN) thiab H2S - 400 ° F kev pabcuam (Viton.)

Qauv F, FA: 1R, 1F2R, 2F3R, 3F, 3½ IF, 4R, 4F, 5R, 5F6R, thiab 6F
Model G, GA, GC: 1F2R, 2F3R, 3F, 3½ IF, 4R, 4F, 5R thiab 5F6R

Thaum ordering thov qhia:
Float valve hom (Model F lossis Model G);
Float valve loj;
Kev sib txuas thiab OD ntawm sub.