Irigi yokumba i-SWMC 370-DTH isetshenziswa kakhulu ezindaweni zokwakha

I-SWMC 370 rig yokumba i-subsurface iqede ngempumelelo iphrojekthi yokumba isisekelo yephrojekthi yezindlu ezithengiswayo e-Guangzhou, eChina.

Iphrojekthi yezindlu ezithengiswayo e-Guangzhou ihlanganisa indawo engu-62,000 m2, lapho i-44,000 m2 ingaphezulu komhlaba futhi i-18,000 m2 ingaphansi komhlaba.Kunezitezi ezingama-25 ngaphezu komhlaba, kufaka phakathi izitezi ezi-4 ngezansi kwesiteji kanye nezitezi ezi-4 ngaphansi komhlaba.Ukuphakama okuphelele kwesakhiwo kungu-108.8m, ukujula komgodi wesisekelo ngu-16.9m, futhi indawo yendawo ingu-21.1m.Isakhiwo sobunjiniyela siklanywe njengesakhiwo sodonga lokugunda uhlaka lukakhonkolo oluqinisiwe futhi isisekelo siklanywe njengesisekelo esiyisihlenga esiyisicaba.

Uma kucatshangelwa umphumela wokulwa nokuntanta wesitezi esingaphansi, iqembu lebhawodi elivimbela ukuntanta libekwe endaweni yesikhulumi eseningizimu yale phrojekthi.Ububanzi bebhawodi evimbela ukuntanta ngu-130mm, isikhala singu-780mm, kanti ukujula kwembobo kungu-8m.

Ukukhethwa kwemishini yokumba kunethonya elibalulekile ekuqhubekeleni phambili okushelelayo kwesisekelo sephrojekthi yebhawodi elintantayo.I-SWMC ikhethe umshini wokumba ongaphansi komhlaba we-SWMC 370 wenkampani yokwakha, ohambisana namasethi amabili e-SULLAIR American 600RH air compressor, enengcindezi yokusebenza engu-1.7 I-Mpa ne-air displacement ye-17m3.Isebenza kahle kakhulu, ukusetshenziswa kwamandla okuphansi, isakhiwo esilula semishini, ukusebenza okulula nokulawula, okungalungisa ukulawulwa kwemingcele yokumba ngesikhathi sangempela, futhi ukusebenza kwayo nokusebenza kahle kwayo kungahlangabezana nezidingo zephrojekthi.

Umshini wokumba ongaphansi komhlaba we-SWMC 370 uwumshini wokumba ongaphansi komhlaba osebenza kahle kakhulu, ohlinzeka ngokusebenza kahle okuphezulu, ukuthembeka okuphezulu kanye nemishini yokumba enemisebenzi eminingi yobunjiniyela be-foundation yesisekelo.Kule phrojekthi, ukusetshenziswa komshini wokumba ongaphansi komhlaba we-SWMC 370, kuthuthukisa kakhulu ukusebenza kahle kokwakhiwa.

Ngenxa yedwala ngokuyisisekelo ivolumu iphukile, kunokuba ukugaya kuphukile, kuhlanganiswe nesivinini esikhulu sokukhishwa kwe-slag, imbobo ehlanzekile ephansi, akukho mkhuba wokuchoboza ophindaphindiwe, ngakho-ke umshini wokumba i-SWMC 370 hydraulic drilling, unokusebenza okuphezulu kokubhola kanye nezinga lokusebenzisa amandla kune-rotary evamile. ukubhoboza.

I-SWMC 370 drilling rig ingaqedela izimbobo zokumba zekhwalithi, ngenxa yomthelela we-hydraulic DTH we-hole bottom, i-frequency percussive rock time sifushane kakhulu, i-hard rock lithology ishintsha umthelela kumphumela wokubhoboza awumkhulu, akulula ukwenza i-torque yokuchezuka kancane. , ngaleyo ndlela yakha imithetho yembobo, ikhwalithi enhle, ihlanzekile, futhi ingavimbela ngempumelelo idwala eliqinile kanye nokwakheka okuyinkimbinkimbi ukuthambekela kwembobo yenkinga.Ngenxa yejubane eliphansi lokujikeleza kwethuluzi lokumba, ithuba lokungqubuzana phakathi kwethuluzi lokumba kanye nodonga lomgodi kuncishisiwe, ngakho akulula ukuthi udonga lwembobo ludilike nezinye izingozi.

Umshini wokumba ongaphansi komhlaba we-SWMC 370 wanconywa yiqembu lokwakha kule phrojekthi ngenxa yezinzuzo zalo ezifana nokuxhuma okulula, ukwakhiwa okulula, ukucindezeleka okucacile kanye nesikhathi sokwakha esifushane.Njengamanje Isetshenziswa kabanzi ekwakheni amaphrojekthi.

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Isikhathi sokuthumela: Nov-05-2020