Ajụjụ ndị a na-ajụkarị gbasara ike mbido ihe?

Ajụjụ ndị a na-ajụkarị gbasara ike mbido ihe?

Kedu ka ị ga-esi nweta ihe siri ike n'oge mbụ?
Ihe dị elu nke mbụ-ike (HESC) bụ ụdị kọnkịrị na-enweta ike achọrọ n'ime obere oge. A na-enweta nke a site n'iji ihe ndị mejupụtara kọmpụta nkịtị na ihe mgbakwunye pụrụ iche.

A na-emetụta uru ike nke kọmpụta site na oge ntọala mbụ, hydration ọnụego, na ike ịgbalite. Iji nweta ike a chọrọ n'ime obere oge, ọ dị mkpa ịmepụta ihe nke nwere oke ọgwụgwọ okpomọkụ na ngwa ngwa hydration.

Ihe nlere mgbakọ na mwepụ maka ọnụego nke mmụba ikwu na ike mkpakọ kọmpụta n'ihe gbasara oke mkpakọ ya (Ị na MPa) Bernhardt tụrụ aro ya (1956). Enwere ike ịkọwa nha nha a ka: Eq. (4)ebee, k bụ ọnụego mgbe niile nke ihe mkpakọ ike mmepe; r bụ ọnụọgụ mmeghachi omume; na s bụ ọnụọgụ mmiri mmiri mbụ.

Ọnụego mmeghachi omume:

Iji mee ka ọnụego hydration dịkwuo elu, ọtụtụ ihe admixtures kemịkalụ nwere ike ịgbakwunye na ngwakọta ihe. Ụfọdụ n'ime admixtures ndị a bụ calcium chloride, nke a na-ahazi site na (ASTM D 98); sodium carbonate; na urea.

Oke ihe mejupụtara mmiri-na-cimenti:

Iweda mmiri ahụ gaa n'oke ihe simenti nwere ike inye aka mepụta kọnkịta siri ike dị elu. Enwere ike ime nke a site n'ibelata ihe mmiri-na-cimenting ruru ihe ruru 0.20 site na uka.

Okpomọkụ ihe agwakọtara ọhụrụ:

A na-abawanye hydration nke ciment ka okpomọkụ kọmpat agwakọtara ọhụrụ na-ebelata, ya mere nke a nwere ike iduga ngwa ngwa hydration ọnụego na ike mmalite nweta na ihe.