Kwanan nan tare da saurin haɓaka ginin injiniyan manyan hanyoyi, fasahar gine-ginen siminti na kwalta ta sami ci gaba cikin sauri kuma ta kai ga adadi mai yawa na nasarorin fasaha masu girma da kyau.
A halin yanzu, ana amfani da simintin kwalta sosai a fannin gina manyan hanyoyi, wanda hakan ke nuna muhimmancinsa a ayyukan gini. Duk da haka, yayin da muke ganin nasarorin da aka samu, ya kamata mu kuma sani cewa matsalolin nakasa da lalacewar titin simintin kwalta suna ƙara tsananta.
Mummunan ramuka da nakasu a kan hanya na iya yin tasiri sosai ga amincin tuƙi.Zaren da aka yanke da basalt fiberwani sabon nau'in kayan zare ne, tare da keɓantattun halayen injiniya, kyakkyawan kwanciyar hankali, da kuma rabon aiki mai tsada, wanda hakan ya sa ya zama kayan ƙarfafa siminti mai kyau.
AikinZaren da aka yanke na fiber basalt
Zaren da aka yanke na basalt fiber wani zare ne na ma'adinai wanda ba shi da tsari wanda tsawonsa bai wuce 50mm ba, wanda aka yanke daga tushen zaren basalt kuma ana iya watsa shi a cikin siminti iri ɗaya.
Zaren da aka yanke da basalt fibersuna da kyawawan halaye kamar ƙarfin axial tensile mai girma da kuma babban modulus, tare da ƙarfin tensile na 2250-2550MPa da kuma modulus mai roba fiye da 78 GPa; Basalt mai yanke gajere yana da juriya mai yawa a yanayin zafi, yana ba shi damar yin aiki akai-akai a cikin kewayon -269 zuwa 650 digiri Celsius; Yana da juriya mai yawa na tsatsa da kuma kwanciyar hankali na sinadarai a cikin kafofin watsa labarai masu lalata (acid, alkali, mafita na gishiri), kuma yana iya kiyaye juriya mafi girma ga tsatsa na alkaline a cikin mafita masu cikakken alkaline da siminti da sauran kafofin watsa labarai na alkaline. Matsakaicin riƙewa na ƙarfin karyewar waya ɗaya ya fi 75%; Zaren yankewar fiber na Basalt kuma yana iya dacewa da manne mara tsari, tare da ƙimar sha danshi ƙasa da 1% da ƙarfin sha wanda ba ya canzawa akan lokaci, wanda ke tabbatar da kwanciyar hankali na kayansu, tsawon rai, da dacewa da muhalli yayin amfani; Bugu da ƙari, zaren yankewar fiber na basalt kuma yana da kyakkyawan aikin rufi, tacewa mai zafi, juriyar radiation, da kuma kyakkyawan ikon shiga cikin raƙuman ruwa. Tebur na 1 yana nuna alamun aikin fasaha na zaren yankewar fiber na basalt.
Binciken aikace-aikacen zaren da aka yanke na zaren basalt a cikin shimfidar siminti na kwalta
Zaren da aka yanke da basalt fiberAna yin simintin kwalta ne ta hanyar ƙara zare mai yankewa na basalt fiber daidai gwargwado ga kayan simintin kwalta don saman hanya, sannan a haɗa su a ƙarƙashin matsakaicin rabon gaurayawa, zafin jiki, danshi, lokacin gaurayawa, da sauran yanayi.
Kamar yadda aka sani, baya ga zare-zare na basalt, kayan zare kamar zare na polyester, zare na itace, da zare na ulu na ma'adinai duk ana iya amfani da su azaman kayan ƙarfafawa wajen ƙarfafa simintin kwalta. Duk da haka, amfani da waɗannan zare na tsawon shekaru yana nuna cewa akwai wasu matsaloli lokacin da ake amfani da su azaman kayan ƙarfafawa a cikin simintin kwalta, kamar raunin aikin hana tsufa, raunin ƙarfin ƙarfafawa, da kuma cutarwa ga lafiyar ɗan adam.
Bayyanar zaren da aka yanke na zaren basalt ya cike gibin da aka samu a cikin kayayyaki da hanyoyin aiki, wanda hakan ya magance matsalolin da ke akwai a kan titin siminti na kwalta da ake da shi, kuma yana taka muhimmiyar rawa wajen inganta shi. Matsayinsa a kan titin siminti na kwalta ya bayyana ta fuskoki kamar haka:
(1) Za a iya ƙara zare mai yankewa na zare na basalt, saboda ƙarancin shan ruwa, a cikin simintin kwalta don ƙara kauri na hanyar kwalta, wanda hakan ke sa ya zama da sauƙin fashewa da rashin kwanciyar hankali na gadon hanya saboda sha da faɗaɗa ruwa.
(2) Zaren da aka yanke na zaren basalt ba wai kawai zai iya amfani da ƙarfin ƙarfin su na modulus da tensile ba, kamar zaren ƙarfe, don hana faɗaɗa fasa bayan sun bayyana, amma kuma don guje wa yanayi inda zaren ƙarfe ke iya taruwa yayin haɗuwa, wanda ba ya da amfani ga famfo, kuma tsarin ginin yana da rikitarwa.
(3) Zaren basalt da aka yanka wani nau'in zaren nitric acid ne, wanda ke da kyakkyawan jituwa. Saboda saman sa yana da laushi, yana iya shan kwalta, ta yadda zaren basalt zai bazu ko'ina a cikin siminti, yana samar da wani tsari mai ƙarfi na haɗin gwiwa, don inganta juriyar tsufa da dorewar shimfidar simintin kwalta.
(4) Zaren da aka yanke na basalt fiber yana da kyakkyawan juriya ga zafi da matsin lamba. Yanayin zafin aikinsa yana tsakanin digiri 270 zuwa 651 na Celsius, kuma yana iya kiyaye kwanciyar hankali a yanayin zafi mai zafi. Hakanan yana iya hana zamewar abubuwan ma'adinai a cikin siminti, haɓaka kwanciyar hankali, da kuma inganta juriyar zafin jiki mai ƙarfi ga tsatsa na shimfidar simintin kwalta.
Bugu da ƙari, zaren da aka yanke na basalt fiber shima yana da kyakkyawan juriya ga ƙarancin zafin jiki, musamman don inganta juriya ga tsagewar ƙasa-ƙasa na shimfidar simintin kwalta.
Ƙara zaren da aka yanka na basalt a cikin simintin kwalta zai iya inganta juriyar tasiri, juriyar tsagewa, da kuma halayen injiniya na simintin kwalta. Musamman ma, zaren da aka yanka na basalt yana taka muhimmiyar rawa a cikin simintin kwalta, kamar juriyar tsagewa, hana zubewa, dorewa, juriyar tasiri, ƙarfin tauri, da kuma kyau.
Hanyoyin gini da kuma matakan kariya gaZaren da aka yanke na fiber basaltSimintin kwalta
(1) Zafin jiki na gini
Zafin ginin simintin kwalta da aka yanka da aka yanka da basalt fiber bai kamata ya yi ƙasa sosai ba, domin zaren da aka yanka da basalt fiber zai ƙara danko na kwalta. Saboda haka, zafin ginin simintin kwalta na basalt mai yankewa ya kamata ya fi na simintin kwalta na yau da kullun, in ba haka ba zai yi sauƙi a haifar da gaurayawa mara daidaito.
(2) Kula da ingancin gini
Ya kamata a kula da ingancin gini na simintin kwalta da aka yanka da zaren basalt, wanda aka yi da zaren basalt, a kula da ingancin aikin dubawa, aunawa, da kuma hadawa da kowane abu a cikin simintin da aka yanka da zaren basalt.
A cikin ainihin gini, ya kamata a zaɓi nau'ikan basalt daban-daban a cikin iyaka mai dacewa bisa ga buƙatun injiniya. Saboda gaskiyar cewa zaren da aka yanke na basalt ba ya yin aiki da wasu abubuwan siminti da haɗe-haɗe, abun da ke cikin zaren ba zai canza rabon gaurayawan siminti na asali ba.
A lokacin ginin, ya kamata a ƙididdige ingancin kayayyaki daban-daban a cikin zaren da aka yanke da aka ƙarfafa da zaren basalt bisa ga rabon gaurayawan gini da adadin gaurayawan sau ɗaya. He Junyong, Tian Chengyu, da sauransu sun yi nazarin mafi kyawun rabon gaurayawan simintin da aka ƙarfafa da zaren basalt ta hanyar hanyoyin gwaji na ƙira ta orthogonal. An zaɓi abubuwa biyar, ciki har da yawan zaren, rabon simintin ruwa, yawan tokar ƙura, rabon yashi, da yawan amfani da ruwa na raka'a, a matsayin manyan abubuwan da ke cikin gwajin.
Tebur na 2 yana nuna mafi kyawun adadin gaurayawan simintin da aka ƙarfafa da zare na basalt da aka samu ta hanyar gwaje-gwaje.
Gwaje-gwaje sun nuna cewa idan aka ƙara yawan adadin zaren da aka yanke na basalt, to, tasirin juriyar tsagewa na siminti, a 1.2kg/m³. A cikin wani takamaiman iyaka, ƙarfin matsi na siminti yana ƙaruwa tare da ƙaruwar yawan zaren da aka yanke na basalt, sannan ya ragu kuma ya ƙaru a cikin siffar lanƙwasa.
(3) Jerin ciyarwa da hanyar ciyarwa
A cikin tsarin hadawaZaren da aka yanke na fiber basaltSimintin kwalta, ya kamata a yi la'akari da tsarin ciyar da zaren da aka yanka na basalt. Lokacin amfani, a ƙara zaren da aka yanka na basalt tare da tarawa kamar yashi da dutse. Ya fi kyau a ƙara yashi da dutse a lokaci guda. A ƙara zaren da aka yanka na basalt a cikin yashi, sannan a ƙara kwalta da gauraya mai laushi a gauraya.
Za a iya raba hanyar ƙara zare zuwa ƙarin da hannu da ƙarin atomatik. Ƙara ta wucin gadi tana nufin ƙara zare da aka yanka da hannu wanda aka auna bayan an ƙara kayan haɗin zafi a cikin tankin haɗawa. Duk da haka, rashin amfanin sa shine yawan aiki mai yawa, ƙarancin daidaiton haɗuwa, da buƙatar tsawaita lokacin haɗawa gwargwadon yanayin da ake ciki don tabbatar da cewa zare sun warwatse daidai gwargwado a cikin simintin kwalta.
Ciyar da kai tsaye ta atomatik yana nufin amfani da mai ciyar da zare na basalt don auna adadin kayan da za a ƙara ta atomatik sannan a saka shi a cikin tukunyar haɗawa tare da cakuda mai zafi na mahaɗin. Mai ciyar da zare yana da fa'idodi kamar aunawa ta atomatik, niƙawa kafin, da kuma hanyar isar da iska, kuma yana da ayyuka masu dacewa, sauri, da daidaito na ƙara zare. A aikace-aikace, ya kamata a zaɓi hanyoyin da suka dace bisa ga ainihin yanayin gini.
(4) Gargaɗi game da shimfidar ƙasa
Da farko, ya kamata a kula da tsaftar saman shimfidar bene; Sannan a kunna farantin gyaran faifan bene zuwa digiri 120 na Celsius, yayin da ake mai da hankali kan saurin shimfidar bene, ana sarrafa shi a kusan mita 3 zuwa 4 a minti daya; Ya kamata a tantance ma'aunin sassautawa bisa ga ainihin gwajin da aka yi; Ya kamata a kiyaye zafin shimfidar bene a digiri 160 na Celsius.
(5) Samar da kuma warkar da
siminti da aka gauraya daZaren da aka yanke na fiber basaltbai kamata a sami wasu buƙatu na musamman ba yayin ƙera shi, sai dai tabbatar da cikakken matse simintin kwalta. Ya kamata a matse shi gwargwadon iyawa a yanayin zafi mai yawa.
Misalan aikace-aikace naZaren da aka yanke na fiber basalta cikin shimfidar simintin kwalta
Ofishin Kimiyya da Fasaha na Birnin Haining ya amince da Layin Haɗi na Haining na Babban Titin Jiashao (wanda ke da tsarin shimfidar ƙasa na siminti mai tsayin santimita 20 da kuma simintin kwalta + 6cm (AC-20C) da simintin kwalta + 4cm (AC-16C) da kuma Titin Lardi na 08. Domin bincika hanyoyin kimiyya da inganci don inganta juriyar hanyar ga tsagewa, tabbatar da aminci da santsi na babbar hanya, da kuma ƙoƙarin magance cututtukan tsagewa ta hanya mai sauƙi da sauƙi, tare da ɗan gajeren lokacin gini da ƙarancin kuɗin kulawa, an gudanar da gwaje-gwajen curing ta amfani da simintin kwalta da aka gyara tare da zaren da aka yanke na basalt fiber.
Daga mahangar tasirin magani, ƙara zaren da aka yanke na basalt fiber yana inganta kwanciyar hankali mai zafi na shimfidar simintin kwalta, yana ƙara juriyar shimfidar, yana tsawaita tsawon rayuwarsa, kuma yana rage faruwar tsagewar da ba ta da tushe, yana ba da garanti mai ƙarfi don amincin tuƙi.
Kammalawa
Zaren da aka yanke da basalt fiber, tare da keɓantattun halayen injiniyansu na musamman, kwanciyar hankali mai kyau, da ƙarancin farashi, suna sanya su zama kayan ƙarfafa siminti mai kyau. Damar amfani da simintin kwalta mai ƙarfi da aka yanke da zare na basalt yana da faɗi sosai. Fa'idodin tattalin arziki da zamantakewa duka za su cimma yanayi mai nasara, kuma zai zama ɗaya daga cikin manyan kayan gini a fagen gina manyan hanyoyi a nan gaba.
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Lokacin Saƙo: Maris-13-2024