Takaitaccen Bayani
Yanayin ƙarancin farashin mai a yanzu ya sake mai da hankali kan inganta haƙa rami domin adana lokaci wajen haƙa rijiyoyin mai da iskar gas da kuma rage farashin aiki. Tsarin shigar ruwa (ROP) muhimmin kayan aiki ne wajen inganta sigogin haƙa rami, wato nauyin bit da saurin juyawa don hanzarta hanyoyin haƙa rami. Tare da sabon kayan aikin hangen nesa na bayanai masu sarrafa kansa da kuma ƙirar ROP da aka haɓaka a cikin Excel VBA, ROPPlotter, wannan aikin yana bincika aikin samfuri da tasirin ƙarfin dutse akan ma'aunin samfuri na samfuran PDC Bit ROP guda biyu daban-daban: Hareland da Rampersad (1994) da Motahhari et al. (2010). Waɗannan biyun Bit ɗin PDC An kwatanta samfuran da wani akwati na tushe, dangantakar ROP gabaɗaya da Bingham (1964) ya haɓaka a cikin tsarin duwatsun yashi guda uku daban-daban a cikin sashin tsaye na rijiyar Bakken shale a kwance. A karon farko, an yi ƙoƙarin ware tasirin bambancin ƙarfin dutse akan ma'aunin samfurin ROP ta hanyar bincika lithologies tare da sigogin haƙowa iri ɗaya. Bugu da ƙari, an gudanar da cikakken tattaunawa kan mahimmancin zaɓar iyakokin ma'aunin samfurin da suka dace. Ƙarfin dutse, wanda aka lissafa a cikin samfuran Hareland da Motahhari amma ba a cikin na Bingham ba, yana haifar da ƙimar mafi girma na ma'aunin ma'aunin ma'auni na yau da kullun don tsoffin samfuran, ban da ƙaruwar ma'aunin RPM na samfurin Motahhari. An nuna cewa samfurin Hareland da Rampersad yana aiki mafi kyau daga cikin samfuran uku tare da wannan takamaiman bayanai. Ana sa tambaya game da inganci da amfani da ƙirar ROP ta gargajiya, saboda irin waɗannan samfuran sun dogara ne akan saitin ma'aunin gwaji waɗanda suka haɗa da tasirin abubuwan haƙowa da yawa waɗanda ba a lissafa su a cikin tsarin samfurin ba kuma sun keɓance ga takamaiman lithology.
Gabatarwa
Bits na PDC (Polycrystalline Diamond Compact) sune nau'in bit da ake amfani da su a haƙa rijiyoyin mai da iskar gas a yau. Yawanci ana auna aikin bit ta hanyar saurin shiga rijiyar (ROP), wata alama ce ta saurin haƙa rijiyar dangane da tsawon ramin da aka haƙa a kowane lokaci. Inganta haƙa rijiyar ta kasance a sahun gaba a cikin manufofin kamfanonin makamashi tsawon shekaru da yawa yanzu, kuma tana ƙara samun mahimmanci a cikin yanayin farashin mai na yanzu (Hareland da Rampersad, 1994). Mataki na farko wajen inganta sigogin haƙa riji don samar da mafi kyawun ROP shine haɓaka ingantaccen samfurin da ya shafi ma'aunin da aka samu a saman da ƙimar haƙa.
An buga wasu samfuran ROP da dama, gami da samfuran da aka ƙera musamman don wani nau'in bit, a cikin wallafe-wallafen. Waɗannan samfuran ROP galibi suna ɗauke da adadin ma'aunin empirical waɗanda suka dogara da lithology kuma suna iya lalata fahimtar alaƙar da ke tsakanin ma'aunin haƙowa da saurin shiga. Manufar wannan binciken ita ce bincika aikin samfuri da kuma yadda ma'aunin samfurin ke amsawa ga bayanan filin tare da ma'aunin haƙowa daban-daban, musamman ƙarfin dutse, don biyu.Bit ɗin PDC samfura (Hareland da Rampersad, 1994, Motahhari et al., 2010). Hakanan ana kwatanta ma'aunin samfura da aiki da samfurin ROP na asali (Bingham, 1964), alaƙa mai sauƙi wacce ta yi aiki a matsayin samfurin ROP na farko da aka yi amfani da shi sosai a duk faɗin masana'antu kuma har yanzu ana amfani da ita a yanzu. Ana bincika bayanan filin haƙa a cikin tsarin duwatsu uku masu ƙarfin dutse daban-daban, kuma ana ƙididdige ma'aunin samfura na waɗannan samfuran uku kuma ana kwatanta su da juna. An yi hasashen cewa ma'aunin samfuran Hareland da Motahhari a cikin kowane tsarin duwatsu zai mamaye kewayon da ya fi na ma'aunin samfurin Bingham, saboda ba a lissafa ƙarfin dutse daban-daban a cikin tsarin na ƙarshe ba. Hakanan ana kimanta aikin samfurin, wanda ke haifar da zaɓar mafi kyawun samfurin ROP don yankin shale na Bakken a North Dakota.
Samfuran ROP da aka haɗa a cikin wannan aikin sun ƙunshi daidaitattun daidaito marasa sassauƙa waɗanda ke danganta wasu sigogin haƙa rami da ƙimar haƙa rami kuma suna ɗauke da saitin ma'aunin gwaji wanda ya haɗa tasirin hanyoyin haƙa rami masu wahala, kamar su hydraulics, hulɗar cutter-duck, ƙirar bit, halayen haɗa ramin ƙasa, nau'in laka, da tsaftace rami. Kodayake waɗannan samfuran ROP na gargajiya gabaɗaya ba sa yin aiki da kyau idan aka kwatanta su da bayanan filin, suna ba da muhimmin matakin mataki zuwa sabbin dabarun yin ƙira. Samfuran zamani, mafi ƙarfi, waɗanda suka dogara da ƙididdiga tare da ƙarin sassauci na iya inganta daidaiton ƙirar ROP. Gandelman (2012) ya ba da rahoton haɓakawa mai mahimmanci a cikin ƙirar ROP ta hanyar amfani da hanyoyin sadarwa na jijiyoyin wucin gadi maimakon samfuran ROP na gargajiya a cikin rijiyoyin mai a cikin kwarin kafin gishiri a bakin teku na Brazil. Hakanan ana amfani da hanyoyin sadarwa na jijiyoyin wucin gadi cikin nasara don hasashen ROP a cikin ayyukan Bilgesu et al. (1997), Moran et al. (2010) da Esmaeili et al. (2012). Duk da haka, irin wannan ci gaba a cikin ƙirar ROP yana zuwa ne sakamakon fassarar samfurin. Saboda haka, samfuran ROP na gargajiya har yanzu suna da mahimmanci kuma suna ba da hanya mai inganci don nazarin yadda takamaiman ma'aunin haƙa rami ke shafar saurin shiga.
Ana amfani da ROPPlotter, wani software na hangen nesa na bayanai na filin da kuma samfurin ROP wanda aka haɓaka a cikin Microsoft Excel VBA (Soares, 2015), wajen ƙididdige ma'aunin samfura da kwatanta aikin samfura.
Lokacin Saƙo: Satumba-01-2023