Cov Khoom Siv Siv Hauv Cov Khoom Siv Tsis Muaj Hlau nplaum Piav Qhia

Cov hlau tshwj xeeb xws li AISI 4145H thiab 4145H MOD, nrog rau cov hlau tsis xeb austenitic xws li 316 thiab 304 hom, feem ntau yog siv los ua cov khoom ruaj khov uas tsis yog hlau nplaum . Cov khoom ruaj khov no tsis yog hlau nplaum thiab mus dhau cov txheej txheem kho cua sov siab heev. Lawv kuj muaj cov ntaub ntawv hardfacing siab heev, xws li cov tsho tiv no los ntawm HF1000 txog HF5000 kab. TiN/AlTiSiN cov qauv txheej txheem yog ib qho piv txwv ntawm kev kho qhov chaw siab heev uas txhim kho qhov kub thiab txias thiab kev sib raug zoo ntawm hluav taws xob thaum khaws cia qhov permeability qis uas xav tau rau kev khawb kom raug.

Kawm Txog Cov Khoom Siv Uas Tsis Yog Hlau Nkaus Siv Hauv Kev Tshawb Fawb

Thaum khawb cov pob zeb nyuaj, tshwj xeeb tshaj yog thaum lub sijhawm ua haujlwm thiab kab rov tav, kev lag luam xav tau qib siab ntawm qhov tseeb. Cov ntaub ntawv ferromagnetic ib txwm ua rau muaj ntau yam teeb meem nrog cov ntsuas magnetic inclinometers thiab kev ntsuas-thaum-drilling (MWD) systems, uas ua rau nws nyuaj rau kom tau txais cov ntaub ntawv tseeb thiab tswj qhov kev taw qhia ntawm lub qhov dej.

Qhov teeb meem no tuaj yeem daws tau los ntawm cov ntaub ntawv uas tsis ua rau muaj cov teb sib nqus, uas feem ntau muaj qhov permeability tsawg dua 1.05 henries ib 'meter'. Qhov no ua rau cov hluav taws xob electromagnetic tsis cuam tshuam rau cov khoom siv downhole rhiab heev thaum tseem khaws lub zog kho tshuab uas xav tau rau cov xwm txheej drilling nyuaj.

Thaum khawb cov pob zeb tawv xws li cov roj shale lossis cov qhov dej tob hauv dej hiav txwv, kev xaiv cov khoom siv zoo yog qhov tseem ceeb heev. Cov kws ua vaj tse yuav tsum nrhiav kev sib npaug ntawm cov yam ntxwv ntawm cov khoom siv, xws li nws lub zog tensile, kev tiv thaiv xeb, kev ruaj khov ntawm qhov kub, thiab tus nqi ntawm kev ua nws.

Cov khoom siv tshwj xeeb no tau siv ntau dua los ntawm cov tuam txhab khawb av niaj hnub no kom tau txais qhov chaw tso qhov dej kom raug. Qhov no muaj tseeb tshwj xeeb hauv kev khawb ntau lub qhov, qhov twg cov ntaub ntawv tshawb fawb raug muaj qhov cuam tshuam ncaj qha rau qhov ceev npaum li cas cov qhov dej raug khawb thiab ntau npaum li cas cov zis tau tsim.

AISI 4145H: Tus Txheej Txheem Kev Lag Luam

AISI 4145H yog cov khoom siv feem ntau siv rau cov khoom ruaj khov uas tsis yog hlau nplaum vim nws muaj qhov sib xyaw zoo tshaj plaws ntawm cov khoom siv kho tshuab thiab hlau nplaum. Qhov sib piv ntawm lub zog-rau-qhov hnyav ntawm cov hlau chromium-molybdenum alloy no siab heev, thiab nws tseem muaj qhov sib nqus kom raug rau kev ntsuas qhov tseeb.

Kwv yees li 0.43 txog 0.48% ntawm cov khoom siv yooj yim yog carbon, 0.85 txog 1.25% yog chromium, thiab 0.15 txog 0.25% yog molybdenum. Cov khoom sib xyaw no pab ua rau cov hlau tawv dua thiab tiv taus kev hnav thiab kev puas tsuaj los ntawm kev cuam tshuam thiab kev hnav thaum lub sijhawm drilling.

Kev ua kom zoo li qub ntawm 870–900 ° C thiab kev ua kom sov ntawm 620–660 ° C yog cov kauj ruam rau cov txheej txheem kho cua sov rau AISI 4145H. Cov txheej txheem no tau txais cov yam ntxwv zoo tshaj plaws, xws li lub zog tensile ntau dua 1000 MPa thiab cov qib kev cuam tshuam uas zoo rau cov chaw drilling siab.

Qhov loj ntawm AISI 4145H qhov feem ntau khaws cia rau hauv ± 0.1 hli thaum lub sijhawm tsim khoom, uas ua kom ntseeg tau tias lawv haum rau cov cuab yeej drilling ib txwm muaj. Cov qib roughness qis dua 3.2 micrometers feem ntau xav tau rau qhov tiav ntawm qhov chaw kom cov kev ntxhov siab raug khaws cia kom tsawg kawg nkaus thiab cov khoom siv tau ntev dua.

Ua ib feem ntawm kev tswj xyuas zoo, kev tshuaj ntsuam xyuas cov khoom sib nqus, kev kuaj ultrasonic, thiab kev pov thawj qhov nyuaj yog siv los xyuas kom meej tias txhua qhov kev tsim khoom muaj cov yam ntxwv zoo ib yam ntawm cov khoom siv.

Cov Kev Daws Tshiab rau Cov Hlau Stainless

Cov hlau tsis xeb Austenitic hom 316 thiab 304 zoo dua ntawm kev tiv taus xeb hauv cov xwm txheej drilling nyuaj thiab kuj zoo heev ntawm kev tsis muaj magnetic. Thaum khawb los ntawm cov pob zeb acidic lossis thaum muaj kev sib cuag ntev hauv qhov downhole, cov ntaub ntawv no yog qhov tshwj xeeb tshaj yog muaj txiaj ntsig.

Cov hlau tsis xeb qib 316 muaj molybdenum ntxiv rau nws kom nws tiv taus cov xeb pitting thiab qhov chaw. Qhov no ua rau nws zoo meej rau kev siv hauv kev khawb hauv qab dej, qhov twg kev sib cuag nrog dej ntsev yeej ib txwm muaj teeb meem. Cov qauv siv lead ua austenitic nyob ruaj khov ntawm ntau qhov kub thiab txias, khaws nws cov khoom tsis sib nqus txawm tias qhov kub hloov pauv sai heev.

Kev siv cov tshuaj annealing ntawm 1040–1120 ° C thiab txias sai yog siv los khaws cov theem austenitic thiab tiv thaiv cov carbide precipitation thaum lub sijhawm ua haujlwm. Cov txheej txheem no ua kom ntseeg tau tias cov hlau tiv taus xeb heev thaum tseem khaws cov yam ntxwv kho tshuab uas xav tau rau cov khoom siv drilling.

Kev kho qhov chaw xws li passivation thiab electropolishing ua rau cov khoom tsis tshua muaj xeb thiab ua rau lawv tsis kam txhuam. Cov kauj ruam no tshem tawm cov av thiab lwm yam khoom nyob rau sab saum toj thiab tsim cov txheej oxide uas tiv thaiv cov khoom hauv qab los ntawm cov kua dej drilling hnyav.

Thaum xav txog tus nqi, cov kev xaiv hlau tsis xeb feem ntau yuav tsum tau saib xyuas tag nrho tus nqi ntawm kev muaj, uas suav nrog cov khoom xws li lub neej ua haujlwm ntev dua thiab kev xav tau kev saib xyuas tsawg dua piv rau lwm cov ntaub ntawv.

Cov Khoom Siv Hardfacing thiab Kev Tiv Thaiv Nto

Cov ntaub ntawv tawv tawv xws li HF1000 txog HF5000 series muab kev tiv thaiv kev hnav tseem ceeb rau cov khoom tsis muaj hlau nplaum . Cov hlau nplaum tshwj xeeb no sib xyaw ua ke tungsten carbide, chromium carbide, thiab lwm yam khoom tawv hauv cov khoom siv matrix tawv kom tiv taus kev hnav abrasive los ntawm kev sib cuag.

• Cov ntaub ntawv HF1000 series feem ntau muaj 25-35% tungsten carbide hauv cov cobalt-chromium matrix, muab kev tiv thaiv hnav nruab nrab uas haum rau cov qauv mos thiab nruab nrab. Qhov nyuaj tsawg ntawm 45-50 HRC tso cai rau kev kho thiab rov ua dua tshiab thaum tswj lub neej kev pabcuam txaus.
• HF3000 thiab HF4000 series sawv cev rau cov kev xaiv qhov nyuaj nruab nrab nrog 50-60 HRC tus nqi ua tiav los ntawm kev nce cov ntsiab lus carbide thiab cov khoom sib xyaw ua ke zoo tshaj plaws. Cov ntaub ntawv no zoo heev hauv cov qauv abrasive thaum tseem khaws cov tawv txaus kom tiv taus kev puas tsuaj los ntawm kev co drilling.
• HF5000 series muab qhov siab tshaj plaws tiv taus kev hnav nrog qhov nyuaj tshaj 60 HRC los ntawm kev faib tawm tungsten carbide ntom ntom thiab cov txheej txheem tshwj xeeb. Qib no haum rau cov qauv abrasive heev uas qhov kev hnav tsawg kawg nkaus ua rau tus nqi khoom siv nce ntxiv.

Cov txheej txheem siv suav nrog plasma transferred arc welding, laser cladding, thiab thermal spray processes. Txhua txoj kev muaj cov txiaj ntsig tshwj xeeb txog kev nkag mus rau hauv cua sov, kev tswj kev dilution, thiab kev ua haujlwm zoo raws li cov qauv geometry thiab kev ua haujlwm xav tau.

Nto Kho Tshuab

Cov thev naus laus zis kho qhov chaw siab heev ua rau kev ua tau zoo thiab lub neej ntev ntawm cov khoom siv stabilizer uas tsis yog hlau nplaum zoo dua.

• Cov txheej txheem PVD tsim cov txheej txheej nyias nyias uas muaj qhov nyuaj thiab ruaj khov thaum tseem khaws cov khoom siv sib nqus.
• Cov txheej txheej TiN (Titanium Nitride) muab kev tiv thaiv kev hnav zoo heev thiab kev tsis muaj tshuaj lom neeg, nrog rau qhov tuab ntawm txheej txheej feem ntau yog li ntawm 2-5 micrometers. Cov txheej txheej xim kub qhia txog kev hnav thaum tseem tswj tau qhov zoo ntawm cov txheej txheej hauv qab cov xwm txheej drilling ib txwm muaj.
• Cov qauv ntau txheej ntawm AlTiSiN sawv cev rau cov thev naus laus zis txheej siab heev uas ua tiav kev ua tau zoo dua ntawm qhov kub siab. Cov txheej txheem no tswj cov nqi tawv siab dua 30 GPa txawm tias qhov kub siab tshaj 800 ° C, ua rau lawv zoo tagnrho rau kev siv drilling kub siab.
• Cov txheej txheem magnetron sputtering thiab ion implantation ua rau muaj kev tswj hwm qhov tseeb ntawm cov txheej txheem thiab cov qauv me me. Cov txheej txheem no tsim cov txheej txheem ntom ntom, nplaum nrog qhov porosity tsawg kawg nkaus thiab lub zog sib txuas zoo heev.
• Kev kho tom qab txheej xim suav nrog kev txhuam cov teeb ion thiab kev hloov kho qhov chaw laser ua rau cov khoom nto zoo dua ntxiv suav nrog kev txo kev sib txhuam thiab kev ua kom muaj cua sov zoo.

Kev Tswjhwm Zoo thiab Kev Ntsuas Cov Qauv

Cov txheej txheem tswj xyuas zoo ua kom ntseeg tau tias cov khoom siv tsis yog hlau nplaum ruaj khov ib txwm ua haujlwm zoo thiab txhim khu kev qha. Siv cov gaussmeters raug los ntsuas qhov permeability ntawm hlau nplaum ua kom ntseeg tau tias cov kev txwv uas tau teev tseg los ntawm tus qauv tau raug ua tiav. Feem ntau, cov lej hauv qab 1.02 qhov permeability yog qhov xav tau.

Yuav kom paub tseeb tias cov khoom siv kho tshuab zoo li cas, koj tuaj yeem ua qhov kev sim siab, kev sim cuam tshuam, thiab kev soj ntsuam kev qaug zog nrog cov khoom siv drilling virtual. Cov kev sim no ua pov thawj tias cov khoom siv yuav ua li cas thaum nws raug thauj khoom thiab tsis thauj khoom, thiab lawv kuj lees paub cov yam ntxwv kev nyab xeeb ntawm kev tsim qauv.

Kev tshuaj xyuas ultrasonic rau qhov tsis zoo sab hauv, kev tshuaj xyuas cov khoom sib nqus rau qhov tsis zoo ntawm qhov chaw, thiab kev tshuaj xyuas qhov loj me nrog cov cuab yeej ntsuas kev sib koom ua ke yog cov piv txwv ntawm cov txheej txheem kuaj tsis ua puas tsuaj. Cov kev kuaj no nrhiav pom cov hom kev ua tsis tiav ua ntej lawv muab tso rau hauv daim teb.

Kev tshawb fawb spectroscopic ntawm cov tshuaj pleev xim qhia tau hais tias cov nqi ntawm cov hlau alloy yog nyob rau hauv qhov ntau thiab tsawg uas txais tau. Qhov kev sim no ua kom paub tseeb tias cov yam ntxwv ntawm cov khoom siv zoo ib yam thoob plaws ntau lawm thiab ua pov thawj tias kev kho cua sov ua haujlwm.

Kev kuaj ib puag ncig ua raws li cov xwm txheej uas muaj nyob hauv av, xws li kev hloov pauv kub, kev raug cov kua tshuaj lom, thiab kev hloov pauv ntawm qhov siab. Cov kev kuaj sai no sim kwv yees seb ib yam dab tsi yuav ua haujlwm zoo li cas rau lub sijhawm ntev thiab nrhiav txoj hauv kev uas nws yuav tawg.

Cov kev xav txog kev lag luam thiab txo cov nqi

Thoob plaws lub neej ntawm kev ua haujlwm drilling, kev xaiv txog cov ntaub ntawv siv yuav tsum sib npaug qhov xav tau kev ua haujlwm zoo nrog qhov xav tau kom nyob hauv cov peev nyiaj. Thaum koj xav txog lub neej ua haujlwm, kev xav tau kev saib xyuas, thiab kev hloov pauv rau kev ua haujlwm zoo, tus nqi pib ntawm cov ntaub ntawv tsuas yog ib feem me me ntawm tag nrho cov nqi ntawm kev muaj.

Cov hlau tsis xeb uas tsis yog hlau nplaum feem ntau kim dua li cov hlau sib xyaw ib txwm, tab sis lawv siv tau ntev dua thiab yuav tsum tau hloov tsawg dua, yog li cov nyiaj ntxiv feem ntau tsim nyog. Kev tshawb fawb txog tus nqi yuav tsum saib seb yuav ua li cas txuag lub sijhawm hauv qhov av, ua kom cov cuab yeej siv tau ntev dua, thiab tau txais kev ntsuas kom raug dua.

Kev xaiv cov khoom siv tawv tawv muaj feem cuam tshuam loj rau tus nqi qub thiab nws ua haujlwm zoo li cas hauv kev xyaum. Cov ntaub ntawv zoo dua tuaj yeem ua rau tus nqi ntawm qee qhov chaw nce ob npaug, tab sis lawv tuaj yeem ua rau lub neej ua haujlwm ntev dua 300 txog 500% hauv qhov chaw tsis zoo, uas txuag tau nyiaj ntau hauv lub sijhawm ntev.

Kev siv cov txheej txheem kho cua sov zoo dua, cov txheej txheem txiav siab dua, thiab cov txheej txheem ua tiav zoo dua tuaj yeem txo cov nqi tsim khoom thaum tseem khaws cov qauv zoo. Cov kev hloov pauv no ua rau cov nqi sib tw ntau dua thiab ua rau cov khoom txhim khu kev qha dua, uas zoo rau cov neeg tsim khoom thiab cov neeg siv kawg.

Cov qauv tsim cov khoom siv thiab cov tes tsho hloov tau yog ob txoj hauv kev tswj cov khoom muag uas txo qhov xav tau kev khaws cia thaum tseem ua kom ntseeg tau tias cov haujlwm tseem ceeb tuaj yeem txuas ntxiv mus.

xaus

Thaum xaiv cov ntaub ntawv zoo rau kev siv cov khoom siv tsis muaj hlau nplaum, koj yuav tsum xav txog lawv cov khoom siv kho tshuab, cov khoom siv hlau nplaum, kev tiv thaiv ib puag ncig, thiab tus nqi. Austenitic stainless hlau thiab AISI 4145H alloys tau siv tau zoo hauv ntau txoj haujlwm drilling. Cov ntaub ntawv hardfacing tshiab thiab kev kho qhov chaw kuj tau siv los ua kom cov khoom siv kav ntev dua hauv cov pob zeb nyuaj. Cov txheej txheem tswj xyuas zoo ua kom ntseeg tau tias cov txheej txheem drilling ua haujlwm zoo thiab ntseeg tau thoob plaws nws lub neej tag nrho. Kev paub txog cov kev xaiv cov ntaub ntawv no tso cai rau koj ua cov kev xaiv ntse uas txhim kho kev ua haujlwm drilling thaum khaws cov nqi qis.

Xaiv WELONG ua koj tus neeg tsim khoom tsis yog hlau nplaum uas ntseeg siab tau

WELONG sawv cev ua tus thawj coj hauv kev muab khoom siv tsis muaj hlau nplaum nrog ntau tshaj 20 xyoo ntawm kev tsim khoom tshwj xeeb. Peb cov ntawv pov thawj ISO 9001-2015 thiab API 7-1 lav cov txheej txheem tswj xyuas zoo thiab cov sijhawm xa khoom txhim khu kev qha. Peb muab cov kev pabcuam hloov kho kom haum, cov qauv nqi sib tw, thiab cov kev daws teeb meem xa khoom thoob ntiaj teb kom ua tau raws li koj cov kev xav tau tshwj xeeb. Tiv tauj peb pab neeg kws tshaj lij ntawm [email protected] los tham txog koj cov kev xav tau tsis muaj hlau nplaum.

References

1. Smith, JR, thiab lwm tus. "Cov Khoom Siv Siab Tshaj Plaws rau Cov Ntawv Thov Drilling Uas Tsis Yog Magnetic." International Journal of Petroleum Engineering, Vol. 45, No. 3, 2023, nplooj ntawv 234-251.
2. Thompson, MK "Hardfacing Technologies hauv Kev Ua Haujlwm Drilling Niaj Hnub: Kev Tshawb Fawb Txog Kev Ua Haujlwm thiab Kev Txhim Kho Tus Nqi." Drilling Technology Quarterly, Vol. 28, No. 2, 2022, nplooj ntawv 89-106.
3. Anderson, PL, thiab Williams, DC "Cov Qauv Sib Nqus Permeability rau Cov Khoom Siv Drilling Directional." API Technical Report 7-1A, American Petroleum Institute, 2023.
4. Chen, LX, et al. "Cov Txuj Ci Kho Qhov Nto Rau Kev Ua Haujlwm Zoo Dua ntawm Cov Cuab Yeej Drilling." Cov Khoom Siv Science hauv Roj thiab Gas Engineering, Vol. 19, No. 4, 2022, nplooj ntawv 445-462.
5. Rodriguez, CA "Kev Tshawb Fawb Txog Kev Lag Luam ntawm Cov Khoom Siv Tsis Yog Hlau nplaum hauv Kev Ua Haujlwm Drilling Kab Rov Tav." Petroleum Economics Review, Vol. 31, No. 1, 2023, nplooj ntawv 78-95.
6. Johnson, KT, thiab Brown, RS "Cov Txheej Txheem Tswj Xyuas Zoo rau Cov Cheebtsam Drilling Uas Tsis Yog Magnetic." Cov Txheej Txheem Thoob Ntiaj Teb rau Cov Khoom Siv Roj, Vol. 12, No. 3, 2022, nplooj ntawv 156-173.