Zipangizo zodulira za PDC, kapena polycrystalline diamond compact, zakhala zosinthira kwambiri makampani obowola. Zipangizo zodulira izi zasintha ukadaulo wobowola mwa kuwonjezera magwiridwe antchito komanso kuchepetsa ndalama. Koma kodi zodulira za PDC zinachokera kuti, ndipo zinatchuka bwanji chonchi?
Mbiri ya odulira a PDC inayamba m'zaka za m'ma 1950 pamene diamondi zopangidwa zinayamba kupangidwa. Ma diamondi amenewa anapangidwa mwa kugwiritsa ntchito graphite pa kutentha kwambiri, zomwe zinapangitsa kuti diamondi yopangidwayo ikhale yolimba kuposa diamondi yachilengedwe. Ma diamondi opangidwa anayamba kutchuka kwambiri m'mafakitale, kuphatikizapo kuboola.
Komabe, kugwiritsa ntchito diamondi zopangidwa pobowola kunali kovuta. Daimondi nthawi zambiri zimasweka kapena kuchoka pa chidacho, zomwe zimachepetsa mphamvu yake komanso zimafuna kusinthidwa pafupipafupi. Pofuna kuthana ndi vutoli, ofufuza anayamba kuyesa kuphatikiza diamondi zopangidwa ndi zinthu zina, monga tungsten carbide, kuti apange chida chodulira cholimba komanso chothandiza.
M'zaka za m'ma 1970, zida zodulira za PDC zoyambirira zinapangidwa, zomwe zinali ndi diamondi yolumikizidwa ku tungsten carbide substrate. Poyamba zida zodulira izi zinkagwiritsidwa ntchito m'migodi, koma ubwino wake unaonekera mwachangu mu ntchito zobowola mafuta ndi gasi. Zida zodulira za PDC zinkapereka kubowola mwachangu komanso moyenera, kuchepetsa ndalama komanso kukulitsa zokolola.
Pamene ukadaulo unkapita patsogolo, odulira a PDC anayamba kupita patsogolo kwambiri, ndipo mapangidwe ndi zipangizo zatsopano zinawonjezera kulimba kwawo komanso kusinthasintha kwawo. Masiku ano, odulira a PDC amagwiritsidwa ntchito m'njira zosiyanasiyana zobowola, kuphatikizapo kubowola kwa geothermal, migodi, zomangamanga, ndi zina zambiri.
Kugwiritsa ntchito zida zodulira za PDC kwathandizanso kuti pakhale kupita patsogolo kwa njira zobowolera, monga kubowola mopingasa ndi kubowola molunjika. Njirazi zatheka chifukwa cha luso lowonjezereka komanso kulimba kwa zida zodulira za PDC, zomwe zapangitsa kuti kubowola kukhale kolondola komanso kolamulidwa.
Pomaliza, odulira a PDC ali ndi mbiri yakale yochokera ku chitukuko cha diamondi zopangidwa m'zaka za m'ma 1950. Kusintha kwawo ndi chitukuko chawo kwapangitsa kuti pakhale kupita patsogolo kwakukulu muukadaulo wobowola, kukonza magwiridwe antchito, kuchepetsa ndalama, komanso kukulitsa mitundu yosiyanasiyana ya ntchito. Pamene kufunikira kwa kubowola mwachangu komanso moyenera kukupitilira kukula, n'zoonekeratu kuti odulira a PDC adzakhalabe gawo lofunikira kwambiri mumakampani obowola.
Nthawi yotumizira: Marichi-04-2023
