I-asphalt viscosity kanye nendaba yokushisa ekukhiqizeni i-Hot Mix Asphalt (HMA). I-asphalt-cement viscosity icacisa ukumelana nokuminyana kwengxube yokugandaya, okunenjongo ohlelweni lokulawula lokuhlanganisa ukuze kuthuthukiswe ukwethembeka nokusebenza kahle.
I.Inqubo ye-Asphalt Mix eshisayo
Wisigqoko siHotMixAi-sphalt?
I-Hot mix asphalt (HMA) ikhiqizwa ngokufudumeza nokuxuba ama-aggregates nosimende wetiyela. Le nqubo ihilela ukomisa nokushisisa ama-aggregate, bese uwamboza ngosimende we-asphalt esitshalweni sokuxuba ngokuvamile. Kokubili i-aggregate ne-asphalt kufanele kushiswe ngaphambi kokuxuba. Kususelwa egameni elithi “ingxube eshisayo”.
Khona-ke wonke ama-aggregates ne-asphalt ayashiswa futhi axutshwe endaweni yokuxuba ngokulingana. Ukugcizelelwa kushintshela ekuphatheni amapharamitha angukhiye afanaizinga lokushisa lokuxuba i-asphalt, denintoviscosity inmixing, okuthonya ngokuqondile izici zokugeleza namandla okubopha, iqinisekisa ukuthi yonke inqwaba evelayo ihlangabezana nezidingo eziqinile zokuvula izinhlelo zokusebenza. Isinyathelo esilandelayo sifika ekuthuthweni kwengxube eshisayo ukuya endaweni okuyiwa kuyo njengendawo yokugandaya, futhi isakazwe ngomshini wokugandaya.
Ukubaluleka kwe-Viscosity ekusebenzeni kwe-Asphalt
I-viscosity akuyona nje imethrikhi yobuchwepheshe kodwa ukushaya kwenhliziyo kokusebenza kwetiyela, okunquma ukuphatha kwayo kalula ngesikhathi sokuxutshwa. Inquma ikhono lokumelana nokuguquka ngokuhamba kwesikhathi, kanye negalelo layo ekuqineni kukonke kwezindawo ezigandayiwe.
Lapho i-viscosity iphambuka kumaphuzu okuhlosiwe, imiphumela idlulela kuso sonke isixhumanisi: izingxube ezingaguquki ziholela emigwaqweni ethambile ejwayele ukuqhekeka kanye nokwehluleka ngaphambi kwesikhathi, izindleko zokulungisa ezikhuphukayo kanye nokuphazamisa ukuhamba kwethrafikhi ngezindlela ochwepheshe abanolwazi oluzama ukuzigwema ngokuqapha ngokucophelela. Ngokubeka izinto eziza kuqalaukulinganisa kwe-asphalt viscosity, sizinika amandla okwenza izinto zokwakha ezisebenza kahle kakhulu nokuphila isikhathi eside, siguqula ubungozi obungaba khona bube amandla athuthukisa ukusebenza kwesakhiwo nokusebenza komnotho.
ISikalo Se-Viscosity Esibalulekile Esingaphakathi Komugqa
Cisitshalo esiqhubekayo sokuxuba i-asphaltssekuyisikhathi eside bezama ukushiyeka kwezindlela ezijwayelekile zokuhlola ungaxhunyiwe ku-inthanethi, lapho ukubambezeleka kokuhlaziywa kwelebhu kanye nemibuzo emayelana nokunemba kwesampula kuvame ukubukela phansi ukunemba kwemiphumela.
Izindlela ze-inthanethi zesikhathi sangempela ziguqula lokhu kushiyeka, zinikeze imininingwane esheshayo eyenza kube lulainqubo yokuxuba i-asphalt, qinisa ukuqinisekiswa kwekhwalithi, futhi yehlise izindleko zokusebenza ngokuvumela ukulungiswa okusebenzayo kunokulungisa okusebenzayo.
II. Okuyisisekelo kwe-Viscosity ku-Asphalt Materials
Ukuzulazula phakathi "kwetiyela" kanye "netiyela" kuveza itiyela njengegama elibanzi elihlanganisa izingxube ezisetshenziswa ekugandayweni, kuyilapho itiyela libhekisela ngokukhethekile engxenyeni yokuhlanganisa, nokho kokubili kuncike ku-viscosity njengempahla eyisisekelo ebunjwa ukuziphatha kwazo ngaphansi kwezimo ezihlukahlukene.
Incazelo kanye Nezakhiwo ze-Asphalt Viscosity
I-asphalt viscosity ibonisa ukuphikisana kwayo ngokwemvelo nokuguquguquka lapho ingaphansi kwamandla okugunda, isici esishintsha kakhulu ngokushintshashintsha kwezinga lokushisa, ibonise izici ze-Newtonian emazingeni okushisa aphakeme lapho ukugeleza kuhlala kufana, nokho kushintshela kunkimbinkimbi okungeyona eyeNewtonian ezifundeni ezipholile noma ngokwakhiwa okuguquliwehot mix asphalt paving.
Abasebenzi abanolwazi olunzulu kulo mkhakha bayayazisa indlela le mvelo ezwelayo lokushisa idinga izindlela eziyinkimbinkimbiindlela yokunquma i-viscosity yebitumen, iqinisekisa ukuthi izilinganiso zithatha impendulo eguquguqukayo yoketshezi kuwo wonke ama-stresses okusebenza okuhlangatshezwana nawo ezinhlelweni zokusebenza zomhlaba wangempela.
Amazinga e-Viscosity kanye nokucaciswa
I-ASTM ne-EN inikeza uhlaka oluthembekile lokuhlola izici zokugeleza kwetiyela, ngalawa mabhentshimakhi asebenza njengamasango okusebenza okungaguquguquki kuwo wonke amaphrojekthi omhlaba. Ukuxhumanisa i-viscosity ngokuqondile nezinhlelo zokugreda ezifana neBanga Lokusebenza (i-PG) kuvumela ochwepheshe ukuthi babikezele futhi bavumelanise nokuziphatha kwempahla, kugxilwe emisha ehambisana nezimfuneko ezithile zesimo sezulu kanye nokulayisha.
Umthelela we-Viscosity kuNqubo Yokuxuba
Ukuhlangana phakathi kwe-viscosity ne-aggregate ekuxubeni kuthonya ukufana kwe-coating, ukulingana kokusabalalisa, namandla adingekayo ukuze kuzuzwe ukuhlangana okuhlangene.
Ukuhlonza nokugcina imingcele ye-viscosity ebalulekile—imvamisa esukela ku-100 kuya ku-500 centipoise ekuhlanganiseni okushisa—iqinisekisa ukuthihot mix asphalt inquboikhiqiza imikhiqizo ehloselwe ukubekwa kahle kanye nokuqina kwesikhathi eside.
III. I-Viscosity Measurement esemgqeni
Importngi ofI-Lonnmeter Inline Asphalt Viscometer
II-Lonnmeter I-Inline Asphalt Viscometerivela njengesixazululo esiqinile esiklanyelwe indawo enzima yokukhiqizwa kwetiyela, isebenzisa izimiso zokudlidliza ukuze ilethe ukuhlola okunembile, okuqhubekayo ngaphandle kokuphazamisa ukugeleza.
Indlela yayo yokusebenza incike ekutholeni amashifu kumafrikhwensi anomsindo njengoba i-probe idlidliza ngaphakathi kokugeleza kwe-asphalt, ihumushela lokhu kuhlukahluka ekufundweni okunembile kwe-viscosity ukumelana nobunzima bokusebenza kwezinga lokushisa eliphezulu kufika ku-450°C kanye nezingcindezi ezilingisa izimo zezitshalo zangempela.
Ukuthola Nokudluliswa Kwedatha Yesikhathi Sangempela
Iinlineasphalt viscometerngaphakathi kwamapayipi, amathangi okugcina, kanyei-asphalt plant mixersilungiselela ukuthwebula okungenazihibe kwedatha ye-viscosity, ngama-algorithms okucubungula isignali athuthukisiwe aguqula okokufaka kokudlidliza okungahluziwe kube amamethrikhi asebenzisekayo aboniswa ngokushesha ezindaweni zokulawula.
Izinzuzo ezikhona zalesi simiso—izidingo ezincane zokunakekela kanye nokuqina lapho kushisa kakhulu—zisibeka njengethuluzi elibalulekile lochwepheshe abafuna ukuphakamisa ukwengamela kwaboinqubo yokuxuba i-asphalt, ukuqinisekisa ukuthi konke ukulungisa kunolwazi futhi kusebenza ngempumelelo.
V. Ukuhlanganiswa ku-Asphalt Mixing Systems
Ukubekwa kwe Ai-sphaltVi-iscometerskuNqubo Yokuxuba
Lawo mamitha kufanele abekwe emathangeni okugcina itiyela ukuze kuqashwe ukuqina kwe-binder noma emigqeni yokuphakelayo eholela kuma-mixer ukuze kuqinisekiswe ukuhlanganiswa kwangaphambili, akhulise ukusetshenziswa kwawo kuyilapho kuncishiswa izingozi zokuphazamiseka kwemishini njengokudlidliza kwephampu noma ukushintsha okungazelelwe kokushisa. Abasebenzisi bangasebenzisa ukusakazwa kwedatha okungaphazamiseki okubonisa izimo zenqubo zangempela.
Ukuhlanganiswa Kwedatha Nezinhlelo Zokulawula Inqubo
Hlanganisa idatha ye-viscosity kuma-Programmable Logic Controllers (PLC) kanye nezinkundla Zokulawula Okungamele Nokutholwa Kwedatha (SCADA), wakhe i-ecosystem ehlangene lapho imininingwane yesikhathi sangempela ishayela izimpendulo ezizenzakalelayo, njengokumodela ukugeleza okungeziwe noma amazinga okushisa okulungisa kahle ukuze kugcinwe izakhiwo ezifunwayo. Le ndlela yokuxhumana ayigcini nje ngokukhulisa ukunemba kodwa futhi inika amandla amaqembu ukuthi aphendule ngokushesha ekuphambukeni.
I-Automation kanye ne-Adaptive Control
Ngama-algorithms ayinkimbinkimbi alungisa izinto zokushisisa ngokushintshashintshayo ekuphenduleni impendulo ye-viscosity, isistimu inciphisa ukuhlukahluka, okuvumela ukusebenza kwezandla okunciphisa amaphutha omuntu futhi kuthuthukise ukuvumelana kuwo wonke amaqoqo. Njengoba sihlanganisa lezi zindlela eziguquguqukayo, ukuncishiswa kokuqondisa okwenziwa ngesandla kuhumusha imiphumela ephephile, ebikezelwa kakhudlwana, ubufakazi obuqand' ikhanda bokuthi kungani izikhungo ezibheke phambili zibeka phambili izinto ezinjalo.
VI.Kuphelilewoza Izinselelein Inumugqa Viscosity Meangokuqinisekileingqondo
Izici Zemvelo
Idizayini eqinile kanye nesakhiwo esigcwele amakhepsuli ai-asphalt viscometer esemgqeni kwanele ukumelana nezimo ezimbi kakhulu, okuhlanganisa amazinga okushisa akhuphuka phakathi kuka-150 no-200°C kanye nephunga le-asphalt eligqwalisayo. Ukungcola okufana nama-aggregate alahlekile, uthuli oluhamba emoyeni, noma ukungena komswakamo okungahlosiwe kubangela izinsongo ekunembeni kokulinganisa.
Ukuhlukahluka kwe-Asphalt
Ukwakhiwa kwe-asphalt okuhlukahlukene - kusuka ezinhlobonhlobo ezithuthukisiwe ze-polymer ezithuthukisa ukunwebeka ezinkethweni ezigaywe kabusha noma zengxube efudumele okuhloswe ngayo ukusimama- kudingaama-viscometerseguquguqukayo ngokwanele ukuzivumelanisa ngaphandle kokulinganisa kabusha, ukubhekana nokuzwela okungahle kuhlanekezele ukufundwa.
- Ukushintshashintsha kwezinto ezingavuthiwe ezivela emithonjeni kawoyela ongahluziwe kuvame ukwethula ukungafani kwe-homogeneity, okwenza ukuhlolwa kwelebhu yezikhathi ezithile kunganele ukuze kuthathwe ukuhluka kwesikhathi sangempela.
- Imithelela yokuguga ngesikhathi sokugcina neyokuthutha ishintsha izakhiwo, okudinga ukuqapha okuqhubekayo ukuze kusetshenziswe izinyathelo zokulungisa ngokushesha.
- Izindawo zokusebenza ezinokhahlo ezinokushintshashintsha kwezinga lokushisa nokudlidliza kubekela inselele ukuzinza kwezinzwa, nokho imiklamo yokudlidliza ihamba phambili ngokuhlala ingezwani nezinga lokugeleza.
VII. Izinhlelo zokusebenza
Ukulawulwa Kwekhwalithi Ekwakhiweni Komgwaqo
Izilinganiso ezingaphakathi komugqa zivikela ama-subpar batches, zinciphisa kakhulu amazinga okunqatshwa kanye nokuqinisa izikhathi zephrojekthi.
- Ukulungiswa kwesikhathi sangempela ngesikhathi sokukhiqiza kuhlanganisa ngokuzenzakalelayo, kuncishiswe ukulungiswa kwangemva kwenqubo kanye nokumosha izinto.
- Ukuvinjelwa kokucekelwa phansi kwempahla endleleni yokuthutha kuqinisekisa ukufana endaweni egandaywayo, kuthuthukisa ukuthembeka kokucinana.
- Ukuhlotshaniswa nokuhlolwa kokumelana ne-rutting, okufana ne-Multiple Stress Creep Recovery (MSCR), kuqondanisa imiphumela nemihlahlandlela ye-AASHTO yemiphumela ephakeme.
Ukuthuthukiswa Kokusebenza Kwamandla
Idatha ye-viscosity yesikhathi sangempela etholiwe inika amandla ukulungiswa kokufakwayo kokushisisa ukuze kunqande ukusetshenziswa kukaphethiloli okungadingekile, okukhuthaza ukusebenza okuthambile okuhambisana nezidingo zemvelo kanye nemigomo yokonga. Enkathini lapho ukusimama kudonsela izinqumo, lokhu kulungiselelwa kunciphisa ukukhishwa kwekhabhoni ngenkathi kugcinwa ikhwalithi.
- Ukuhlaziywa kwedatha okukhulu okuvela ezilinganisweni eziqoqiwe kunika amandla ukunakekelwa okubikezelwayo, okuthuthukisa impilo ende yemishini kanye nokusebenza.
- Ukuhlanganiswa kusekela izinto ezintsha eziyindingiliza, okuvumela ukushesha ekuphatheni okuhlukile kwetiyela okusha ngokwakheka okuhambisanayo.
- Izinqubo zokulinganisa i-Zero-Emissions zifaka isandla ezenzweni eziluhlaza, eziheha ababambiqhaza abaqaphela imvelo.
Amandla okuguqula okulinganiswa kwe-viscosity okusemgqeni aba enqubweni yokuxuba itiyela, akhuphule ukulawulwa kwekhwalithi nokusebenza kahle kumazinga achaza kabusha izilinganiso zemboni. Oda i-viscometer esemgqeni ukuze uvule izindlela eziya ekukhiqizeni i-asphalt esimeme futhi ephumelelayo.
Isikhathi sokuthumela: Aug-20-2025
