Thaum tib neeg nug, "Lub tshuab asphalt hu ua dab tsi?", cov lus teb yog nyob ntawm theem twg ntawm asphalt paving txheej txheem lawv xa mus rau. Kev tsim kho asphalt suav nrog kev ua tiav ntawm cov cuab yeej tshwj xeeb, thiab txhua lub tshuab ua lub luag haujlwm tshwj xeeb hauv kev tsim cov pavement ruaj khov, du, thiab ntev ntev -pavements.
Hauv kev sib tham txhua hnub, lo lus "asphalt tshuab" feem ntau yog hais txog asphalt paver- lub tshuab ua lub luag haujlwm rau kev tso thiab sib kis kub asphalt ntawm txoj kev, txoj kev loj, tshav dav hlau khiav, thiab chaw nres tsheb. Txawm li cas los xij, asphalt paving yuav tsum muaj ntau dua li paver ib leeg.
Los ntawm kev tsim khoom thiab kev thauj mus los rau kev sib sau ua ke thiab kev tswj xyuas kom zoo, kev tsim kho kev ua tiav zoo nyob ntawm ntau yam khoom siv ua haujlwm ua ke. Tsis tas li ntawd, cov cuab yeej kuaj sim tau dhau los ua qhov tseem ceeb dua li cov chaw khiav dej num thoob ntiaj teb tau txais kev ua tau zoo -raws li cov lus qhia tshwj xeeb thiab cov kev cai nruj dua.
Kev nkag siab txog ntau hom asphalt tshuab thiab lawv cov dej num tuaj yeem pab cov neeg cog lus, engineers, laboratory professionals, thiab project owners txiav txim siab zoo dua nyob rau hauv txoj kev pavement lifecycle.
Nkag siab lub luag haujlwm ntawm Asphalt Machinery hauv Kev Tsim Kho Pavement Niaj hnub nimno
Niaj hnub nimno asphalt pavements yuav tsum ua raws li kev xav tau ntau ntxiv. Cov tsheb thauj khoom hnyav, kev hloov pauv huab cua, tsheb nrawm dua, thiab kev pabcuam lub neej ntev tau hloov pauv txoj kev tsim thiab tsim kho.
Asphalt machines tsis txwv rau kev tsim kho cov dej num. Niaj hnub no, lawv txhawb txoj kev sib koom ua ke uas pib nrog cov khoom tsim thiab txuas ntxiv los ntawm kev tsim khoom, paving, compaction, thiab kev ntsuas kev ua haujlwm.
Txhua theem yuav tsum muaj cov cuab yeej tshwj xeeb los xyuas kom meej tias qhov kawg pavement ua tau raws li qhov yuav tsum tau ua rau smoothness, ntom, durability, thiab tsis kam rau rutting, qaug zog, thiab tawg.
Los ntawm Asphalt Production mus rau Pavement Performance
Cov txheej txheem asphalt paving pib ntawm cov nroj tsuag sib xyaw, qhov chaw sib sau ua ke, asphalt binder, cov ntxhia ua kom muaj dej, thiab cov khoom ntxiv tau ua ke hauv kev tswj xyuas.
Tom qab kev tsim khoom, cov asphalt sib tov yog thauj mus rau qhov chaw ua haujlwm, muab tso rau ntawm cov khoom siv paving, compacted mus rau qhov yuav tsum tau ceev, thiab txheeb xyuas los ntawm kev sim thiab kev sim.
Txawm hais tias asphalt paver feem ntau suav hais tias yog lub tshuab tseem ceeb, txhua yam khoom siv koom nrog hauv cov txheej txheem pab txhawb rau kev ua haujlwm zoo.
Lub ntsiab Asphalt Tshuab hu li cas?
Asphalt Paver
Feem ntau cov lus teb rau lo lus nug "Dab tsi yog lub tshuab asphalt hu ua?" yog asphalt paver.
Kuj tseem hu ua lub tshuab paving, txoj kev paver, lossis asphalt finisher, asphalt paver faib kub sib tov asphalt tusyees thoob plaws qhov chaw npaj thiab tsim cov thawj pavement thickness thiab profile.
Yog tsis muaj asphalt paver, nws yuav tsis yooj yim sua kom ua tiav qhov smoothness thiab sib xws uas xav tau rau kev tsim kho niaj hnub.
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Asphalt Paver ua haujlwm li cas?
Ib qho asphalt paver tau txais kev sib tov kub asphalt los ntawm cov tsheb thauj khoom pov tseg los ntawm lub hauv ntej - mounted hopper. Conveyor systems txav cov khoom mus rau augers, uas faib nws tusyees hla lub paving dav.
Nyob rau tom qab ntawm lub tshuab, screed tswj lub thickness, dav, thiab pib compaction ntawm asphalt txheej.
Cov pavers Advanced tau nruab nrog cov qib tsis siv neeg thiab txoj kab nqes tswj cov tshuab uas txhim kho qhov zoo thiab txo kev tsim kho.
Lwm Yam Tseem Ceeb Asphalt Machine
Txawm hais tias lub paver yog lub tshuab asphalt uas paub zoo tshaj plaws, ob peb lwm cov cav tov tseem ceeb sib npaug.
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Asphalt Mixing Cog
Asphalt nroj tsuag tsim kub sib tov asphalt los ntawm cua sov thiab combining aggregates nrog asphalt binder thiab additives.
Qhov kub thiab txias ntau lawm thiab cov khoom siv kom raug yog qhov tseem ceeb rau kev ua tiav kev ua haujlwm ntawm txoj kev txhim khu kev qha.
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Txias Milling Tshuab
Cov tshuab txias milling tshem tawm cov txheej txheem asphalt uas twb muaj lawm thiab npaj cov pavement nto rau kev kho dua tshiab lossis kev sib tshooj.
Lawv pab kho cov pavement profiles thiab txhim kho kev sib raug zoo ntawm cov khaubncaws sab nraud povtseg.
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Cov khoom thauj khoom
Cov khoom hloov tsheb txo qis qhov kub thiab txias sib cais thiab tswj kom muaj kev nruam ntawm asphalt mus rau paver.
Cov tshuab no feem ntau yog siv rau loj - txoj kev loj thiab tshav dav hlau tej yaam num.
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Khoom siv Compaction
Vibratory rollers, pneumatic log rollers, thiab tiav cov menyuam ua kom sib xyaw asphalt sib tov thiab ua tiav lub hom phiaj ntom ntom uas yuav tsum tau ua kom ntev ntev -.
Kev cog lus kom raug yog ib qho tseem ceeb tshaj plaws uas cuam tshuam rau kev ua haujlwm pavement lub neej.
Vim li cas Kev Ntsuas Cov Khoom Siv Tseem Ceeb yog Asphalt Tshuab
Raws li cov kev qhia tshwj xeeb ntawm cov pavement ua tau zoo dua- taw qhia, cov cuab yeej kuaj xyuas ua lub luag haujlwm tseem ceeb hauv kev tsim kho asphalt.
Kev tsim kho tshuab qhov chaw thiab compacts asphalt, tab sis cov cuab yeej kuaj xyuas seb puas yuav ua tau raws li qhov xav tau.
Niaj hnub no, kev tswj xyuas zoo pib ntev ua ntej paving pib thiab txuas ntxiv ntev tom qab kev tsim kho tiav.
Cov cuab yeej kuaj rau Asphalt Binder Test
Lub asphalt binder cuam tshuam rau kev yooj yim ntawm kev taug kev, rutting resistance, thiab qis -kub kev ua haujlwm.
Cov chaw soj nstuam siv cov cuab yeej tshwj xeeb los ntsuas cov khoom no hauv cov xwm txheej sib txawv.
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Dynamic Shear Rheometers (DSR)
Dynamic Shear Rheometers ntsuas cov viscoelastic zog ntawm asphalt binders ntawm qhov kub thiab txias nruab nrab.
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Rolling Thin Film Cub (RTFOT)
RTFOT systems simulate lub sij hawm luv luv - laus uas tshwm sim thaum asphalt tsim thiab tso.
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Pressure Aging Vessels (PAV)
PAV cov cuab yeej ntsuas qhov ntev -cov yam ntxwv kev laus ntawm asphalt binders. -
Khoov Beam Rheometers (BBR)
BBR cov tshuab ntsuas qis- qhov kub thiab txias thiab pab kwv yees thermal cracking kuj.
Ua ke, cov thev naus laus zis no tsim lub hauv paus ntawm SHRP Superpave binder test system.
Khoom siv rau Asphalt Mixture Tsim thiab Kev Ntsuas Kev Ua Haujlwm
Kev tsim pavement niaj hnub xav tau cov cuab yeej kuaj sim uas muaj peev xwm simulating thaj chaw thiab kwv yees ntev - kev ua haujlwm ntev.
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Superpave Gyratory Compactors
Superpave Gyratory Compactors npaj cov qauv kuaj uas ua tib zoo rov ua cov txheej txheem kev cog qoob loo.
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Asphalt Mixture Performance Testers (AMPT)
AMPT cov tshuab ntsuas kev tiv thaiv rutting, kev ua haujlwm qaug zog, thiab kev tawg yooj yim.
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Universal Test Machine (UTM)
Universal Testing Machines ntsuas cov neeg kho tshuab tus cwj pwm ntawm asphalt sib tov nyob rau hauv txawv loading tej yam kev mob.
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Log Tracking Testers
Wheel Tracking Testers ntsuam xyuas kev tiv thaiv mus tas li deformation thiab rutting.
Cov thev naus laus zis no ua rau cov kws tshaj lij tuaj yeem txhim kho asphalt sib tov ua ntej kev tsim kho pib.
Yuav ua li cas Tianpeng txhawb nqa tag nrho Asphalt Testing Workflow
Asphalt lub chaw soj nstuam nce ntxiv yuav tsum muaj cov kev sim sib xyaw ua ke ntau dua li cov cuab yeej siv ib leeg.
Txij li xyoo 2006, Tianpeng tau tsim tshwj xeeb hauv kev tsim, tsim khoom, thiab muab cov khoom siv kuaj cov khoom siv rau asphalt, pob zeb, cement, av, thiab kev sib sau ua ke.
Tsis zoo li cov neeg muag khoom uas tsom mus rau cov khoom lag luam tsawg, Tianpeng txhawb nqa tag nrho cov asphalt testing workflow-los ntawm asphalt binder characterization thiab kev sib xyaw tsim rau kev ntsuas kev ua haujlwm thiab kev tswj xyuas kev ua haujlwm zoo.
Lub tuam txhab cov khoom lag luam asphalt muaj xws li Dynamic Shear Rheometers, Rolling Thin Film Ovens, Pressure Aging Vessels, Bending Beam Rheometers, Superpave Gyratory Compactors, Asphalt Mixture Performance Testers, Universal Testers, Marshall Stability Testers, Automatic Marshall non{0}.
Cov khoom no tso cai rau cov neeg siv khoom tsim kom tiav SHRP Superpave lub chaw soj nstuam los ntawm ib tus neeg muag khoom thaum ua raws li cov qauv thoob ntiaj teb loj, suav nrog ASTM, AASHTO, EN, thiab ISO.
Nrog ntau tshaj 1,600 cov khoom thiab cov neeg siv khoom nyob hauv ntau dua 140 lub teb chaws, Tianpeng muab cov tsev kawm qib siab, cov chaw sim ywj pheej, cov neeg cog lus, thiab cov koom haum thauj mus los nrog cov kev daws teeb meem zoo rau kev sim cov khoom siv.
Xaus
Yog li, lub tshuab asphalt hu ua dab tsi?
Feem ntau, cov lus teb yog asphalt paver. Txawm li cas los xij, kev tsim kho asphalt niaj hnub no nyob ntawm qhov ua tiav ntawm cov khoom siv, suav nrog cov nroj tsuag sib xyaw, tshuab milling, rollers, cov khoom siv hloov tsheb, thiab cov tshuab kuaj xyuas qib siab.
Txhua lub tshuab muaj txiaj ntsig zoo rau kev taug kev, kev nyab xeeb, thiab kev ua haujlwm ntev -.
Raws li cov tub ceev xwm txoj kev txuas ntxiv tau txais kev ua tau zoo- raws li cov kev qhia tshwj xeeb, cov cuab yeej ntsuas tau dhau los ua ib qho tseem ceeb xws li kev tsim kho tshuab nws tus kheej.
Los ntawm kev muab SHRP Superpave xeem cov kev daws teeb meem thiab cov cuab yeej siv hauv chav kuaj asphalt, Tianpeng pab cov neeg siv khoom thoob ntiaj teb txhim kho pavement zoo thiab tsim kom ntev dua - kev tsim kho vaj tse.