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Usuku lwePop: 29, Jul,2024

Incazelo yokuhlangana kwamanga:

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Into yokuhlelwa kwamanga isho ukuthi ngesikhathi senqubo yokhonkolo yokuxuba, ukhonkolo ulahlekelwa yi-fluidity ngesikhathi esifushane futhi kubonakala sengathi ungena esimweni sokusetha, kodwa empeleni ukusabela kwe-hydrate akukuveli ngcono. Ukubonakaliswa okuthize ukuthi ingxube ekhonkolo ilahlekelwa ngokushesha izakhiwo zayo ezigoqekile kungakapheli imizuzu embalwa futhi iba nzima. Icishe ilahlekelwe ngokuphelele uketshezi lwayo kungakapheli isigamu sehora. Ngemuva kokuthi yakhiwa kancane, kuzotholakala inani elikhulu lezinyosi zezinyosi ebusweni. Kodwa-ke, lesi simo se-condensation singesikhashana, futhi ukhonkolo usengabuyisela ku-fluodity ethile uma kulungiswa.

Ukuhlaziywa kwezimbangela zokugxuma kwamanga:

Ukuvela kokugxuma kwamanga kubaluleke kakhulu ezicini eziningi. Okokuqala, lapho okuqukethwe kwezakhi ezithile ku-CEENT, ikakhulukazi kuhlangana noma ama-sulfates, kuphezulu kakhulu, lezi zingxenye zizosabela ngokushesha ngamanzi, okwenza ukhonkolo ulahlekelwe yinhlawulo ngesikhathi esifushane. Okwesibili, ubumbano lukasimende luyinto ebalulekile ethinta ukuhlelwa kwamanga. Izinhlayiya ezinhle kakhulu zizokwandisa indawo ethile engaphezulu futhi zikhuphule indawo yokuxhumana namanzi, ngaleyo ndlela zisheshise isivinini sokuphendula futhi zibangele ukuhlelwa kwamanga. Ngaphezu kwalokho, ukusetshenziswa okungafanele kwe-admixtures nakho kuyimbangela evamile. Isibonelo, ama-admixtures anciphisa amanzi asabela ngamakhemikhali ngezakhi ezithile ku-cement ukwakha izinto ezingafakwanga. Lezi zinto ezingafakwanga zizodonsa inani elikhulu lamanzi, okuholela ekunciphiseni uketshezi lukakhonkolo. Izimo ezinjengokushisa kanye nomswakama endaweni yokwakha nazo zingathinta uketshezi lukakhonkolo, okwenza ukulungiselelwa kwamanga.

 

Isixazululo senkinga yokuhlangana kwamanga sinjengokulandelayo:

Okokuqala, sebenza kanzima ekukhetheni usimende. Izinhlobo ezahlukahlukene zomenzi zinezingoma ezihlukile zamakhemikhali kanye nezimpawu ezisebenzayo, ngakho-ke kubalulekile ukukhetha izinhlobo zikamathela Ngokuhlola ngokucophelela nokuhlola, singathola usimende ofanelana kangcono nezidingo zephrojekthi yamanje, ngokunciphisa kakhulu ingozi yokuhlelwa kwamanga.

Okwesibili, kudingeka futhi siqaphele ngokweqile lapho sisebenzisa ama-admixture. Ama-admixtures afanelekile angathuthukisa ukusebenza ngempumelelo kokusebenza kokhonkolo, kepha uma kusetshenziswe ngokungafanele noma uma ama-admixtures engenakuqhathaniswa nosimende akhethiwe, kungenzeka izinkinga zokusetha amanga. Ngakho-ke, kudingeka silungise uhlobo kanye nomthamo we-admixtures ngokufanelekile ngokwemibandela ethile yephrojekthi kanye nezimpawu zokwenza usimende, noma uthuthukise ukusebenza kwazo ngokuqinisekisa ukuthi ukhonkolo ungagcina uketshezi oluhle.

Ekugcineni, izinga lokushisa lendawo yokwakha libuye libe yinto ebalulekile ethinta uketshezi lukakhonkolo. Esimweni esishivivike kakhulu, amanzi ekhonkolo avele kalula, okwenza ukhonkolo ukuze aqinise masishane. Ukuze sixazulule le nkinga, singathatha izinyathelo zokunciphisa izinga lokuxuba lokuxuba, njengokupholisa kuqala i-aggregate ngaphambi kokuxuba, noma ukusebenzisa amanzi eqhwa ngokuxuba. Ngokwehlisa izinga lokushisa, singanciphisa ngempumelelo ijubane lokusetha ukhonkolo, ngaleyo ndlela sigweme ukwenzeka kwesilungiselelo samanga.


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  • Isikhathi sePosi: Jul-29-2024
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