Yuav ua li cas koj pom qhov tawg qhov Performance index ntawm pob zeb?
Yuav ua li cas koj pom qhov tawg qhov Performance index ntawm pob zeb?

Video: Yuav ua li cas koj pom qhov tawg qhov Performance index ntawm pob zeb?

Video: Yuav ua li cas koj pom qhov tawg qhov Performance index ntawm pob zeb?
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Tus naj npawb ntawm ntuj pob txha muab faib los ntawm qhov ntev thiab qhia raws li pob txha ib ko taw pob txha ib meter. Pob zeb Kev Tsim Nyog Zoo (RQD) [2] yog a tawg index siv nyob rau hauv ntau pob zeb kev faib systems.

Ntawm no, koj yuav suav li cas Rqd ntawm pob zeb?

Pob zeb Lub Npe Zoo ( RQD ) yog qhov hloov pauv tseem ceeb rov qab feem pua ntawm qhov ntev ntawm txhua lub suab pob zeb core pieces tshaj 100 mm nyob rau hauv ntev yog summed thiab muab faib los ntawm qhov ntev ntawm cov tub ntxhais khiav.

Tsis tas li ntawd, tag nrho cov tseem ceeb rov qab yog dab tsi? Txhais. Cov tag nrho cov tub ntxhais rov qab (TCR) txhais tau tias yog feem ntawm core zoo mus rau tag nrho ntev ntawm qhov drilled khiav. Cov tub ntxhais khiav yog qhov ntev qhia los ntawm driller raws li qhov tseeb qhov tob tob.

Tib neeg kuj nug, dab tsi yog pob zeb cores?

Pob zeb Cores . Pob zeb cores muab ib tug loj "plug" ntawm pob zeb rau kev ntsuam xyuas, thiab cia cov roj av geologists tau txais kev saib zoo dua ntawm qhov pob zeb tob hauv ib qhov dej. Lawv muaj txiaj ntsig ntau dua li cov me me drilling chips hu ua cov qauv zoo, lossis pob zeb cuttings, uas yog retrieved thaum lub sij hawm drilling.

Rqd rock mechanics yog dab tsi?

Pob zeb - kev xaiv zoo ( RQD ) yog ib qho kev ntsuas ntxhib ntawm qhov sib koom ua ke lossis tawg hauv a pob zeb huab hwm coj, ntsuas raws li feem pua ntawm cov tub ntxhais xyaum hauv qhov ntev ntawm 10 cm lossis ntau dua. Siab zoo pob zeb muaj ib RQD ntawm ntau tshaj 75%, tsis zoo ntawm tsawg dua 50%. Pob zeb kev xaiv zoo ( RQD ) muaj ntau lub ntsiab lus.

Pom zoo: