Qeexida iyo adeegsiga tignoolajiyada xidhitaanka slurry ee dhismaha wadada weyn
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Qeexida iyo adeegsiga tignoolajiyada xidhitaanka slurry ee dhismaha wadada weyn
Waqtiga Siideynta:2024-04-26
Akhriso:
La wadaag:
Shaabadeynta slurry waxay isticmaashaa qalab makaanik ah si ay isugu daraan daamur emulsified si habboon loo dejiyey, isku-darka isku-darka ah iyo kuwa fiican, biyaha, buuxinta (sibidhka, lime, dambaska duqsiga, budada dhagaxa, iwm.) iyo waxyaabaha lagu daro iyadoo loo eegayo saamiga loogu talagalay isku dhafka dareeraha ah iyo si isku mid ah. on dusha wadada asalka ah iyo si adag isku dhafan oo leh dusha waddada asalka ah iyada oo loo marayo hababka daahan, demulsification, kala soocidda biyaha, uumiga iyo adkeysi si ay u sameeyaan cufan, xoog leh, xidhashada u adkaysta iyo shaabad dusha wadada, taas oo si weyn u hagaajinaysa waxqabadka oogada wadada.
Tignoolajiyada xidhidhiyaha slurry ayaa ka soo ifbaxday Jarmalka dabayaaqadii 1940-meeyadii. Dalka Maraykanka, codsiga slurry sealant ayaa 60% ka ah laamiyada madow ee dalka, waxaana la ballaariyay baaxadda isticmaalka. Waxay door ka ciyaartaa ka hortagga iyo hagaajinta cudurrada sida gabowga, dildilaaca, dabacsanaanta, dabacsanaanta, iyo godadka ku yaal laamiyada cusub iyo kuwa duugga ah, taas oo ka dhigaysa kuwa aan biyuhu ahayn, kuwa iska caabbinta, siman iyo xidhashada u adkaysta ee dusha waddada ayaa si degdeg ah u horumaray.
Xiritaanka slurry sidoo kale waa habka dayactirka ka hortagga ah ee daaweynta dusha sare ee laamiga. Laamiyadii hore ee daamurku waxay badanaa leeyihiin dildilaacyo iyo godadka. Marka dusha sare la xidho, isku dhafka daamur ee daamur ee emulsified ayaa lagu faafiyaa laamiga oo noqda lakab khafiif ah waxaana loo oggolaadaa in la adkeeyo sida ugu dhakhsaha badan ee suurtogalka ah, si laamida shubka ah loo ilaaliyo. Waa dayactirka iyo dayactirka iyada oo ujeedadu tahay soo celinta shaqada dusha sare ee wadada iyo ka hortagga burbur kale.
Qeexida iyo adeegsiga tignoolajiyada xirida slurry ee dhismaha wadada weyn_2Qeexida iyo adeegsiga tignoolajiyada xirida slurry ee dhismaha wadada weyn_2
Dildilaaca qunyar-socodka ah ama dildilaaca dhexdhexaadka ah ee isku-dhafka ah ee loo isticmaalo lakabka shaabadda slurry wuxuu u baahan yahay ka kooban asphalt ama polymer-ka inay noqdaan ilaa 60%, iyo ugu yaraan waa inuusan ka yarayn 55%. Guud ahaan, anionic emulsified asphalt waxa uu leeyahay ku dhegganaan liidata ee alaabta macdanta waxayna qaadataa wakhti dheer in la sameeyo. Inta badan waxaa loo isticmaalaa isku-darka alkaline-ka, sida dhagaxa nuuradda. Asphalt cationic emulsified wuxuu leeyahay ku dheggan wanaagsan isku-darka aashitada waxaana inta badan loo isticmaalaa isku-darka acidic, sida basalt, granite, iwm.
Xulashada emulsifier-ka daamurka, oo ka mid ah maaddooyinka ku jira daamurka la sumeeyey, ayaa si gaar ah muhiim u ah. Emulsifier asphalt wanaagsan kaliya ma xaqiijin karo tayada dhismaha laakiin sidoo kale wuxuu badbaadin karaa kharashyada. Markaad dooranayso, waxaad tixraaci kartaa tilmaamayaasha kala duwan ee emulsifiers asphalt iyo tilmaamaha isticmaalka alaabta u dhigma. Shirkadeena waxay soo saartaa noocyo kala duwan oo ah emulsifiers asphalt oo ujeedo badan leh. Haddii aad wax su'aalo ah qabtid, fadlan kala tasho adeegga macaamiishayada.
Shaabadda slurry daamurka ah ee emulsified waxaa loo isticmaali karaa ka-hortagga ilaalinta Heerka II iyo waddooyinka waaweyn ee ka hooseeya, sidoo kale waxay ku habboon tahay lakabka shaabadda hoose, lakabka xiran ama lakabka ilaalinta ee waddooyinka cusub. Hadda waxaa sidoo kale loo isticmaalaa waddooyinka waaweyn.
Kala-soocidda shaabadihii slurry:
Marka loo eego heerka sare ee macdanta
Sida laga soo xigtay gradations kala duwan ee alaabta macdanta, lakabka slurry shaabadeynta waxaa loo qaybin karaa lakabka shaabadeynta wanaagsan, lakabka shaabadeynta dhexdhexaad ah iyo lakabka shaabadeynta aan dhab ahayn, oo ay matalaan ES-1, ES-2 iyo ES-3 siday u kala horreeyaan.
Marka loo eego xawaaraha furitaanka taraafiggu
Marka loo eego xawaaraha furitaanka taraafikada[1], shaabadihii slurry waxaa loo qaybin karaa xidhmooyinka qulqulka taraafigga ee degdega u furmaya iyo xidhmooyinka qulqulka taraafigga
Waxaa loo qaybiyaa iyadoo loo eegayo haddii wax-beddelayaasha polymer lagu daray
Marka loo eego haddii wax beddelka polymer lagu daray, lakabka xidhidhiyaha slurry waxa loo qaybin karaa lakabka xidhidhiyaha slurry iyo lakabka xidhidhiyaha slurry ee la beddelay.
Waxaa loo qaybiyaa si waafaqsan sifooyinka kala duwan ee daamurka emulsified
Lakabka xidhitaanka slurry wuxuu u qaybsan yahay lakabka xidhidhiyaha dareeraha ah ee caadiga ah iyo lakabka xidhidhiyaha dheecaanka ee wax laga beddelay iyadoo loo eegayo sifooyinka kala duwan ee daamurka emulsified.
Waxaa loo qaybiyaa si waafaqsan dhumucda
Marka loo eego dhumucda kala duwan, waxa loo kala qaybiyaa lakabka xidhidhiyaha ganaaxa (I lakab), lakabka xidhidhiyaha dhexdhexaadka ah (nooca II), lakabka daboolka aan fiicneyn (nooca III) iyo lakabka daboolka qaro weyn (nooca IV).