I-1. Umxholo wesihloko kunye nenqanaba lesicelo
Le ndlela ichaza izixhobo kunye namanyathelo okusebenza kokumiselwa kobuqhetseba bokuhombisa kwesamente.
Le ndlela isebenza kumiselo lodaka lwentaba-mlilo yentaba-mlilo yentaba-mlilo, iCortland yeCortland, i-Cortyland eqhelekileyo exutywe ne-volkanic Ash, i-Slag Portlands kunye nezinye iintlobo zesamente ezichongiweyo zokusebenzisa le ndlela.
2. Imigangatho yegama
Indlela yovavanyo lwe-GB177
I-GB178 isanti esemgangathweni yovavanyo lwamandla
I-JBW 01-1-1 Isampula esemgangathweni yolwelo lweSolity
I-3. Indlela yokuchonga yemigangatho yokunciphisa amanzi yodaka yile ilandelayo:
3.1 Izixhobo kunye nezixhobo
A. Umxube we-fer;
B. Itafile ye-Gumela (5mm i-5mm ipleyiti yeglasi kufuneka yongezwe);
C. I-Cylindrical bar ye-RAMMITRICRICRICRINAL: I-BIOST ye-ANTER, i-AMMER 20MM, ubude malunga ne-185mm;
D. I-STEED SOLD I-SOLD HOLD kunye ne-Wild Cone Cone I-Cone Subres, ukuphakama yi-0.5mm, i-0.5mm, i-0.5mm, i-0.5mm ye-0.5mm, i-Depriet, i-SPEED i-STEED ye-STED ye-STED, I-Teddited Cone ibumba kunye ne-mold incre eyenziwe ngezinto zentsimbi;
E. Mbewu (ukulinganisa i-300mm) okanye i-calipers ngokulinganisa i-300mm;
F. Spatula.
G. Ibhalansi yeziyobisi (enobunzima be-1000g, imvakalelo ye-1G).
3.2. Inkqubo yovavanyo
3.2.1 Ukulinganisa ukusetyenziswa kwamanzi kodaka lwereferensi
A. Unobunzima be-300G yesamente kunye nesanti esemgangathweni ye-750g kwaye ubathuma kwimbiza yokuxuba, qala umxube, wongeza amanzi kancinci emva kokuxuba kwi-5s, kwaye wongeze ngaphakathi kwi-30s. Yekani ukuvuselela i-3min emva kokuqala umatshini. Hlukana nodaka kumabala kwaye ususe ipani eshukumisayo.
B. Ukuxuba udaka ngaxeshanye, ngetafile yetafile enamanzi, i-ramming rod, i-cut cut i-cone ijikeleze ipleyiti yeglasi, kwaye igubungele ilaphu leglasi, ligqunywe lilaphu elimanzi.
C. Udaka oluxubeneyo lukhawuleza wahluleke lababini lemingxunya, umaleko wokuqala wafakwa kwi-cone malunga nesibini kwisithathu esiphakamileyo, ngebha ye-RAMG ukusuka kwi-5 raming kwiziko elinesihlanu, emva koko ulayishwe nge Umaleko wesibini wodaka, ufakelwe ukuya kuthi ga kwiisentimitha ezimbini eziphezulu kune-rold ejikeleziweyo, i-cylindrical efanayo ye-rommind raming izihlandlo ezilishumi elinesihlanu. Xa ulayisha isanti kunye ne-ramm, cofa i-trinyackete cone ufe ngesandla ukuthintela intshukumo.
D. Emva kokuthulula i-tamp, sebenzisa i-spatula ukuze uchithe udaka lodaka olungaphezulu kwe-cone ejikelezayo kwaye uyisule iflethi, emva koko nyuse ngobunono obujikelezile phezulu. Hlanganisa izandla ngesondo levili lenze itafile yokutsiba itsiba amashumi amathathu ngenqanaba lomzuzwana ngamnye.
E. Emva kokubetha i-calipers ukulinganisa ububanzi bobume bendawo yokuhlala, kwaye kuthathe ixabiso eliphakathi ledayili ezimbini, kwaye ichazwe kwi-mm. Xa i-Prerdo Translations I-140 ± 5mm, ukusetyenziswa kwamanzi kukutya kwamanzi kuluntu ekubonakalisweni.
3.2.2 Ngokutsho kwe-3.2.1 indlela, ukusetyenziswa kwamanzi kodaka nge-arhente encitshiswa kwamanzi kufikelela kwi-140 ± 5mm.
3.3. Iqondo lokunciphisa amanzi lodaka lokunyangwa libaliwe ngolu hlobo lulandelayo:
Iqondo lokunciphisa amanzi odaka (%) = (W0-W1) / w0 × 100
Phi, i-w0-i-W0 - Ukusetyenziswa kwamanzi (G) Xa ukungathobeki kodaka lwereferensi yi-140 ± 5mm;
I-W1 -Ukusetyenziswa kwamanzi (G) Xa imeko yokungaqhelekanga i-arhente enciphisa amanzi yi-140 ± 5mm.
Ixabiso lezinga lokunciphisa amanzi yixabiso le-Arithmetic lithetha iisampulu ezintathu.
Ixesha leposi: Apri-25 ukuya ku-2424