labaru

Ranar Wasanni:11, Satumba,2023

Tun daga shekarun 1980, kayan kwalliya, ana inganta su sannu a hankali kuma an inganta su sannu a hankali da kuma amfani da kankare, kuma musamman sun zama kankare. Kamar yadda Malhotra ya nuna a taron na farko a kan taro na farko kan kwalliyar kwalliya: "Haɓaka da aikace-aikacen rage masana'antun fasaha a karni na 20." Akwai wasu 'yan mahimman mahimmancin fasaha a cikin fasaha na kwastomomi a cikin shekarun, ɗayan wanda shine ci gaban iska a cikin 1940s, wanda ya canza fuskar fasahar ƙwarewa a Arewacin Amurka;SiyasaWani babban nasara ne wanda zai sami babban tasiri a kan samarwa da aikace-aikacen kankare tsawon shekaru masu zuwa.

Kankare gaisuwar panacea ba

SiyasaA wasu ƙasashe sun fi kirasiyasa, kamar yadda sunan ya nuna, ya dace sosai da shirye-shiryen Superplastization Dig. Tabbas, ya fi dacewa don hadawa da hadawa tare da manyan kwarara, manyan sl girma da ƙananan rabo-mai ba da ruwa, wato, yin famfo mai ƙarfi.

Koyaya, don wasu kankare, kamar kankare a cikin aikin hydraulic, girman girman barbashi karami ne, kuma kwararar da ta gudana Ta amfani da ƙarfi mai ƙarfi ko rawar jiki mirgisma mataki, mai cikakken sakamako na ruwa bazai dace ba. Don ci gaba da matsakaicin ruwa mai ruwa da baya, don saduwa da sigogi na kayan aikin na inji, don rage kayan ciminti a matsayin babban aikin harafi, da yawa Rage ruwa. A zahiri, irin wannan aikace-aikace yana da matsala, saboda a baya a baya na oldraulic na iska an gauraye da wakili na ruwa, kuma saboda tasirin iska yana iya haifar da, ƙara yawan iska, don haka Lokacin da yawan amfani da adadin ciminti aka rage a lokaci guda, wannan shine, lokacin da aka rage yawan slurry, zai iya kula da daidaitaccen ma'auni. Tabbatar da cewa akwai isasshen sarari don cike gurbin da tara, kunsa tara da samar da slurry mai aiki ya zama dole don cakuda da aka cakuda bayan zubar.

Bugu da kari, ƙarfin cakuda tare da ruwa mai inganci tare da rage yawan ruwa na ruwa don rage yawan ci gaban ruwa na ruwa yawanci in mun gwada da karami, da kuma jin daɗin ci gaba, don haka gaba daya, Ginin shinge na kankare ko kwamitin gada yakamata ya kasance mai hankali tare da babban ruwa mai inganci. A zahiri, a cikin shirye-shiryen mafi yawan adadin C30 a cikin ginin farar hula da injiniya mai yawa (ya kamata a yi lissafin kuɗi fiye da 1/2 na jimlolin ƙwayoyin cuta ba lallai ba ne ya dace da shi, ko ba wani sashi ne mai mahimmanci ba.


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