Tokar kwari da Cenospheres

Tokar kwari, wani abu da ya rage daga tashoshin wutar lantarki na wutar lantarki da ake amfani da su a fannin kwal, wani abu ne da aka sani da pozzolanic wanda aka sani a matsayin wani abu mai mahimmanci wanda za a iya ƙarawa a cikin kayan gini don samar da mahaɗan siminti lokacin da aka taɓa ruwa. Cenospheres, barbashi masu siffar ƙwallo masu zurfi waɗanda galibi nau'in ramuka ne a buɗe, suna ɗaya daga cikin mahimman kayan da aka ƙara darajar su ko ƙananan samfura waɗanda ke haɗuwa da tokar ƙura. Wannan ya faru ne saboda halaye na musamman na cenospheres, kamar kasancewa mai sauƙi, sauƙin kwarara mai kyau, rashin daidaituwa a sinadarai, kyakkyawan rufi, ƙarfin matsewa mai yawa, da ƙarancin ƙarfin zafi, wanda ke ba su damar amfani da su sosai a aikace-aikacen masana'antu da yawa. Cenospheres sun zama kayan da ake buƙata sosai a matsayin cikawa ko ƙari a cikin aikace-aikace na musamman da yawa, kamar a cikin siminti mai sauƙi, haɗakar polymeric, rotors na birki na mota, da murfin bambanci, abubuwan injin dizal mai rufi da mullite, da aikace-aikacen kariyar lantarki da shaƙar makamashi. An sami aikace-aikacen cenospheres a matsayin kayan gini, kamar a cikin haɗakar zafi mai sauƙi, kayan tsari masu sauƙin shaƙa sauti tare da siminti da siminti mai ƙarfi na cenosphere, da siminti mai sauƙi. Kwanan nan an ruwaito cewa ana amfani da cenospheres a matsayin ƙari ko cikawa a cikin matrix na siminti na polymer don kera katako masu haɗawa da masu barci na jirgin ƙasa masu haɗawa. Tare da yanayin siffarsu mai siffar ƙwallo da kuma rami, cenospheres suna da matuƙar kyau, tare da juriya ga yaɗuwar fasa.
Yawan cenospheres ya bambanta daga 0.2 g/cc har zuwa 2.6 g/cc. Samuwar irin wannan ƙarancin yawa (Hanyoyin da ake da su na rabuwar cenosphere an rarraba su zuwa ƙungiyoyi biyu: rabuwar rigar da rabuwar busasshe. Tsarin rabuwar rigar ya dogara ne akan bambance-bambance tsakanin yawan barbashi masu ƙarfi da matsakaiciyar ruwa: tare da wannan tsari, ana iya dawo da cenospheres daga tokar ƙura ta hanyar rabuwar nauyi - hanyar nutsewa da iyo. Ingancin rabuwar rigar ya dogara ne akan yanayin busar da cenospheres a cikin matsakaici, yawan barbashi masu ciyarwa, yanayin saman, da porosity na barbashi, da zagayowar tsaftacewa. Duk da haka, ingancin yana iyakance ne ta hanyar tasirin tarin tokar ƙura, wanda ke hana barbashi masu sauƙi fiye da ruwa daga haɗuwa, wanda hakan ke hana haɓakar barbashi masu sauƙi zuwa saman. Fa'idar hanyar rabuwar rigar ita ce ikon samun cenospheres masu ƙarancin yawa, marasa lahani kai tsaye daga tsarin rabuwa: duk da haka, samuwar ƙasa da ruwa babban abin damuwa ne ga samar da babban girma. Wata matsala ita ce batun wargaza kayan haɗari zuwa hanyoyin ruwa. Wani koma-baya kuma shine buƙatar ƙarin matakin bushewa kafin ƙarin amfani. Dangane da ingancin kayan (musamman ga ash ɗin tashi na aji C mai yawan sinadarin calcium), ana samar da lu'ulu'u a saman barbashi sannan a taurare a lokacin bushewa, wanda hakan ke rage amfani da su don ƙarin amfani. Raba busasshiyar hanya ce ta daban da ke nufin shawo kan matsalolin rabuwar danshi. Da wannan hanyar, sinadaran ba su canza ba. Bugu da ƙari, babu buƙatar matakin bushewa, don haka guje wa matsalolin amfani da makamashi: duk da haka, wannan hanyar tana buƙatar fasaha ta zamani da ta shafi rabuwar iska, kamar na'urar rarraba iska, don rarraba barbashi yadda ya kamata. Raba iska aiki ne da ke raba barbashi masu ƙarfi da aka watsa bisa ga bambance-bambancen girmansu, siffar geometric, da yawansu a cikin kwararar iska.