Ta yaya PDC Drill Bits ke Yi a cikin Tsarin Dutse mai laushi?

Ma'ana da Fage

• Soft Rock Formations : Wadannan gyare-gyare yawanci suna nufin duwatsu masu ƙananan ƙarfi, irin su shale da mudstone, waɗanda suke da sauƙi don hakowa. A cewar Journal of Rock Mechanics da Engineering , gyare-gyaren dutse mai laushi sau da yawa ya ƙunshi yawancin ma'adanai na yumbu, wanda zai iya yin laushi lokacin da aka fallasa ruwa.

Ayyuka da Misalai

• Aiki : PDC rawar rawar soja suna aiki da kyau a cikin sifofin dutse masu laushi saboda ingantaccen ikon yankan su da ƙarancin gogayya. Haƙoran yankan haƙoran lu'u-lu'u na polycrystalline na PDC ragowa sun kasance masu kaifi a cikin duwatsu masu laushi, suna rage lalacewa da tsagewa.
• Misalai : A cewar Journal of Oil and Gas Drilling Technology , a cikin wani shale gas filin, ta yin amfani da PDC bits ya karu da sauri hakowa da game da 30% idan aka kwatanta da na gargajiya tricone bits, da kuma bit ta rayuwa ya ninka sau biyu. A wani yanayin kuma, yayin hako dutsen laka a wani rijiyar mai ta Kudancin Amurka, ɗigon PDC ya rage yawan bututun da ya makale.

Ta yaya PDC Drill Bits ke Yi a Tsararrun Matsakaici-Hard Rock?

Ma'ana da Fage

• Matsakaici-Hard Rock Formations : Waɗannan sun haɗa da tsari kamar dutsen yashi da farar ƙasa. Jaridar Geological Journal ta bayyana waɗannan gyare-gyare a matsayin suna da matsakaicin ƙarfin dutse, wanda har yanzu yana faɗuwa a cikin kewayon aiki na PDC .

Ayyuka da Misalai

• Performance : PDC ragowa suna nuna barga aiki a matsakaici-hard dutse formations, tare da babban yankan yadda ya dace da kuma rage hakowa vibration. Babban juriyar sawa ya sa su daɗe fiye da na gargajiya a cikin waɗannan yanayi.
• Misalai : A cikin samuwar dutsen farar ƙasa a Gabas ta Tsakiya, raƙuman ruwa PDC sun inganta aikin hakowa da sama da kashi 20% idan aka kwatanta da raƙuman ruwa na tricone, suna rage yawan sauye-sauyen bit da adana farashin hakowa. Jaridar International Journal of Drilling Engineering ta bayar da rahoton cewa, a wani aikin hako iskar gas mai yashi a Arewacin Amurka, PDC ratsi ya rage yawan hakowa da kusan kashi 15% kuma ya rage lokacin da ba a samar da shi sosai.

Ta yaya PDC Drill Bits ke Yi a Tsarin Hard Rock?

Ma'ana da Fage

• Hard Rock Formations: Waɗannan sun haɗa da gyare-gyare kamar granite da basalt, waɗanda suke da wuyar gaske kuma suna da wuyar haƙowa. A cewar Journal of Mineralogy da Petroloji, gyare-gyaren dutse mai wuyar gaske yana da ƙarfin matsawa da abrasiveness.

Ayyuka da Misalai

• Aiki : PDC drill bits sun yi fice a cikin tsararren dutse. Haƙoran yankan lu'u-lu'unsu na polycrystalline suna kula da ƙarfin yankan ƙarfi a cikin sifofi masu ƙarfi kuma suna rage lalacewa daga taurin dutsen. Bugu da ƙari, an ƙirƙira ramukan PDC don rage rawar hakowa da tasiri, haɓaka duka sauri da kwanciyar hankali.
• Misalai : Man fetur na Duniya ya ruwaito cewa a wani yanki na hakar ma'adinai na Australiya tare da nau'in granite, ta yin amfani da raƙuman ruwa PDC ya karu da saurin hakowa da kusan 25% idan aka kwatanta da na'urorin carbide na gargajiya, kuma tsawon rayuwar bit ya ninka sau uku. A cikin aikin hakowa na geothermal a cikin tsarin basalt, ɓangarorin PDC sun nuna kyakkyawan juriya da hakowa mai inganci, yana tabbatar da ci gaban aikin mai sauƙi da rage farashi.

Kammalawa

A taƙaice, ɗigon raƙuman ruwa PDC suna yin daban-daban a cikin sassa daban-daban. Ko a cikin sassauƙa, matsakaita-wuya, ko ƙaƙƙarfan tsarin dutse, raƙuman ruwa PDC suna nuna ingantaccen yankewa da juriya, suna haɓaka saurin hakowa da kwanciyar hankali. Wannan bincike, wanda aka goyi bayan misalai da yawa da tushe masu ƙarfi, gabaɗaya yana nuna kyakkyawan aiki da faffadan aikace-aikacen raƙuman ruwa na PDC a cikin yanayin yanayin ƙasa daban-daban.

Don ƙarin bayani kan PDC drill bit, da fatan za a dannanan.

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