Nkag Siab Asphalt, Bitumen, thiab TAR: Qhov sib txawv tseem ceeb thiab cov ntawv thov hauv kev tsim phau niaj hnub

Thaum peb tham txog kev txhim kho txoj kev tsim tsev lossis kev siv cov kev siv tau xav tau cov neeg sawv cev muaj zog, cov ntsiab lus xws likev dub, bitumen, thiabkua nplaum dubfeem ntau tuaj. Thaum qee zaum siv sib pauv sib tham hauv kev sib tham, cov ntaub ntawv no muaj cov keeb kwm sib txawv, cov khoom, thiab siv. Nkag siab lubqhov sib txawv ntawm asphaltThiab cov muaj cov tshuaj ntsig ntsig yog qhov tseem ceeb rau ib tus neeg hauv Phau Ntawv MaumoosTxoj Kev SivKev lag luam, lossis rau kev lag luam zoo li Aluminium Smautes thiab cov hlau mills uas vam khom rau cov khoom los ntawm lawv. Kab lus no yuav delve tob rau txhua qhov tshwj xeeb, lawv cov ntawv thov tseem ceeb, thiab yog vim li cas xaiv cov khoom raug, zoo li ib qho zooAsphalt Hom, yog qhov tseem ceeb heev rau kev ua tiav. Raws li lub Hoobkas nrog xya cov kab ntau lawm tshwj xeeb hauv cov khoom lag luam zeb ua thiab roj av coke, peb, ntawmZgfty, tau pom tus neeg tua hluav taws Yuav ua li cas cov kev paub no yog rau peb cov neeg siv khoom thoob ntiaj teb, los ntawm Asmeskas mus rau Tebchaws Europe thiab Australia. Cia peb coj mus rau txoj kev kom pom tseeb!

Kab lus no yog tsim nyog nyeem ntawv vim tias nws yuav:

• Kom meej meej txhais taukev dub, bitumen, thiabkua nplaum dub.
• Piav qhiaQhov sib txawvnyob rau hauv lawv muaj pes tsawg leeg thiabCov Khoom Siv thiab Siv.
• Sib tham txog ntau yamHom asphaltthiab lawv cov kev haum rau cov haujlwm sib txawv.
• Hais txog qhov tseem ceeb ntawm cov ntaub ntawv no nyob rau hauvTxoj Kev Sivthiab lwm yam kev lag luam.
• Muaj kev pom rau hauv kev uaNqi-ZooCov kev xaiv uas tsis muaj kev nyuaj siab zoo, kev txhawj xeeb tseem ceeb rau cov tub ceev xwm uas nyiam Marompson.

1. Dab tsi yog asphalt, thiab nws txawv li cas ntawm bitumen?

Cia peb pib nrog cov hauv paus. Feem ntau, cov neeg tau tsis meej pem ntawmkev dubthiabbitumenCov. Hauv ntau qhov chaw ntawm lub ntiaj teb, tshwj xeeb tshaj yog nyob rau hauv North America, "kev dub"Yog hais txog cov ua tiav tiav siv rau paving txoj kev. Qhov sib xyaw no muajbitumen, ua aggregate(zoo li xuab zeb, gravel, lossis crushed pob zeb), thiab qee zaum fillers. Yog li,Asphalt yog qhov sib xyawqhov twgbitumenUa raws li tusphau ntawvCov. Xav txog nws zoo li lub ncuav mog qab zib:bitumenPuas yog cov qe thiab cov roj tuav lub hmoov nplej (aggregate) ua ke los ua cov ncuav mog qab zib kawg (Asphalt pavi).

Ntawm qhov tod tes,bitumenyog aKualos yog ib daim ntawv semi-tawv ntawmroj avCov. Nws yog dub, nplaum, thiabheev viscoustshuaj uas yog ib txwm muaj tshwm sim los yog tau ua los ntawm kev ua haujlwm ntawmroj avRefining. Yog li,bitumenyog ib qho ntawm cov khoom xyaw tseem ceebhauv kev dubCov. Lo lus "bitumen"yog feem ntau siv nyob rau hauv Tebchaws Europe thiab lwm thaj chaw los hais txog tus neeg saib xyuas no. Nws lub luag haujlwm tseem ceeb yog los khi covua aggregatehais ua ke, muab lub zog,yam ruaj khov, thiab waterproofing raukev dubsib xyaw. Qhov zoo tshaj ntawm lubbitumencuam ​​tshuam cuam tshuam dab tsi ntawm cov kev ua tau zoo ntawmAsphalt pavi, cuam tshuam nws tsis kamplebtsim thiab deformation nyob rau hauvHnyav tshebthiab ntau yamHuab cua huab cua.

Nkag siab qhov sib txawv no yog qhov tseem ceeb heev. Thaum ib tug qhua tuaj noj mov zoo li Markson los ntawm Asmeskas tham txog kev yuav khoom "asphalt," nws yuav xa mus rau cov kev sib zog ua tiav lossis qee zaum, tshwj xeeb, covBitumen Bindernws tus kheej, nyob ntawm seb cov ntsiab lus ntawm nws lub tuam txhab cov kev xav tau kev muag khoom rau cov tsheb tsim khoom. Peb ib txwm qhia meej qhov no kom ntseeg tau tias peb tau ua raws nraim li cas.

2. Tar tau piav qhia: puas yog lwm lub npe rau asphalt lossis bitumen?

Tam sim no, nyob qhov twgkua nplaum dubhaum rau hauv daim duab no?Kua nplaum dub, cov theekua nplaum dub, yog txawv heev los ntawmkev dubthiabbitumennyob rau hauv nws keeb kwm. Thaumbitumenyogmuab tau los ntawm roj av, theekua nplaum dubPuas yog los ntawm kev tsim hluav taws xob ntawm cov pa roj carbonation ntawm cov thee, feem ntau tsim tawm thaum tsim khoom ntawm Coke rau kev lag luam steel lossis roj av. Nws yog tuab, tsaus ntuj, thiabKua, ntauzoo li bitumen, tab sis nws cov tshuaj lom neeg muaj qhov sib txawv. Keeb kwm, theekua nplaum dubyogfeem ntau sivrau txoj kev surfacing thiab waterproofing, tab sis nws siv nyob rau hauvTxoj Kev Sivtau poob ntau hauv ntau thaj tsam vimib puag ncig kev txiav txim siabthiab kev ua haujlwm zoo dua ntawmroj av-Zasedbitumennyob rau hauv ntau daim ntawv thov.

Ib qho ntawmQhov sib txawvyog tiaskua nplaum dubfeem ntau muaj cov ntsiab lus ntau dua ntawm cov duab uas muaj ntxhiab piv raubitumenCov. Thaum qee qhov khoom yuav zoo li zoo sib xws nyob rau saum npoo - ob qho tib si yog dub, cov khoom nplaum - lawv cov tshuaj pleev ua rau cov yam ntxwv sib txawv thiabCuam tshuam ib puag ncigCov. Piv txwv li,kua nplaum dubtuaj yeem ua tau ntau dua rau qhov kub hloov thiab yuav tso tawm ntau qhov chaw tsis sib xws (vocs). Niaj hnub no, cov khoom lag luam zoo liCour tar lub taub hau flakesmuaj txiaj ntsig zoo rau cov kev siv muaj kev lag luam tshwj xeeb, xws li hauv kev tsim cov graphite electrodes, recractories, es tsis thoobTxoj kev uaCov. Yog li, tsis muaj,kua nplaum dubtsis yog lwm lub npe raukev dublossisbitumen; Nws yog qhov sib txawvCov khoom siv raw.

Nws yog ib qho tseem ceeb rau cov neeg yuav kom nkag siab tias yog lawv tab tom nrhiav cov ntaub ntawv paving, lawv feem ntau yuav nyob hauv kev ua lag luam raukev dub(qhov sib xyaw) lossisbitumen(Lub zinder). Yog tias lawv cov kev xav tau yog rau cov txheej txheem tshwj xeeb, tom qab ntawd cov thee zookua nplaum dubCov khoom lag luam yuav yog qhov lawv xav tau. Peb tsim cov ntau ntawm cov theekua nplaum dubcov khoom lag luam, thiab lawv cov kev siv yog qhov sib txawv heev ntawm cov ntawm pebRoj av roj hmab liphaltmuab.

3. Dab tsi yog cov hom einhalt siv hauv kev tsim kho?

Thaum peb tham txogkev dubRau Kev Tsim Kho, Tshwj XeebTxoj Kev Siv, nws tsis yog ib-loj-haum-txhua yam khoom siv. MuajNtau hom asphalt, txhua tus tsim rau cov hom phiaj tshwj xeeb, huab cua, thiab cov tsheb thauj khoom. Qhov kev xaiv ntawmAsphalt Homtuaj yeem cuam tshuam qhov ntev thiab kev ua tau zoo ntawm lubtxoj kev yus taug kev saum.

Nov yog qee qhovfeem ntau siv asphaltHom:

• Kev sib tov kub sib xyaw kub (HGA):Qhov no yog qhov dav tshaj plawsSiv Asphalt Homrau paving. Nws tau tsim los ntawm cua sovbitumenkom txo nws cov viscosity thiab ziab lubua aggregateTxhawm rau tshem cov dej noo ua ntej sib xyaw. TusSib tov AsphaltYog tom qab ntawd xa, nteg, thiab compacted thaum tseem kub kub. HGA paub txog nws lub zog,yam ruaj khov, thiab kev haum rau cov chaw siab zoo li kev loj thiab tshav dav hlau khiav. Peb feem ntau muab cov khoom lag luam zoobitumenRau HCA ntau lawm.
• Sov sib xyaw Asphalt (Wma):WMA raug tsim tawm ntawm qhov chaw kub dua HMA (feem ntau 20-40 ° C qis dua). Qhov no yog tiav los ntawm kev siv cov tshuaj ntxiv tshwj xeeb lossis cov txheej txheem uas tso cai rau covbitumenkom tsho tiv noua aggregateua tau zoo ntawm cov kev txoKev Kub SiabCov. Cov txiaj ntsig tau muaj xws li kev siv roj ntxiv thiabkev tso tsegThaum lub sijhawm tsim khoom, ntev pua pua qhov rai, thiab txhim kho cov kev ua haujlwm.
• Ntsej sib txuas sib xyaw asphalt (CMA): Txias sib xyaw asphaltyog tsim los ntawm emulsifying lubbitumennrog dej thiab ib qho emulsifying tus neeg sawv cev ua ntej sib tov nrogua aggregateCov. Tsis zoo li HMA,Txias sib xyaw asphalttsis xav tau cua sov thiab tuaj yeem thov rau ntawmThaj kub cua sovCov. Nws feem ntau siv rau patching potholes, ib ntus kev sib tw, thiab paving qis txoj kev tsheb lossis txoj kev nyob deb nroog. Thaum tsis ruaj khov li HMA rau thawjTxoj kev saum npooCov ntawv thov, nws yog aNqi-ZooKev daws rau kev kho vaj tse thiab tsawg dua xav tau cov xwm txheej.
• Porous Asphalt:NoHom asphaltmuaj feem pua ​​siab ntawm huab cua voids, cia dej kom ntws los ntawmtxoj kev yus taug kev saumNteg rau hauv lub pob zeb recharge txaj hauv qab. Qhov no pab kom txo cov dej saum npoo av, txhim kho kev nplua nuj, thiab txo qisTxoj kev suab nrovCov. Nws yog ib qhoIb puag ncig tus phooj ywgKev xaiv rau kev tswj hwm dej nyab.
• Mastic asphalt (lossis asphalt mastic):Qhov no yog ntom ntom, tsis muaj suabkev dubua nrog siab duabitumencov ntsiab lus. Nws yog qhov siv tau heev, qaug dej, thiab feem ntau siv rau cov ntawv thov tshwj xeeb xws li Choj Decking, vov tsev, thiab flooring.
• Hloov Asphalt:Txhawm rau txhim kho kev ua tau zoo,bitumentuaj yeem hloov kho nrog cov polymers lossis lwm yam ntxiv.Hloov asphaltmuaj kev txhim kho tiv thaiv kom rutting, qaug zog tawg, thiab kub ua tau. Qhov no ua rau nws zoo rau thaj chaw nrogHnyav tsheblos yog huabHuab cua huab cua.

Xaiv txoj caiAsphalt Homyog qhov kev txiav txim siab tseem ceeb hauv ib qhoKev Siv Txoj HaujlwmCov. Nws cuam tshuam nrog kev txiav txim siab yam xws li cov chaw tsim hluav taws, kev nyab xeeb, thiab xav tau lub neej ntawm lubtxoj kev yus taug kev saumCov. Raws li tus xa khoom, peb ua haujlwm ze nrog peb cov neeg yuav tsum nkag siab lawv cov kev xav tau tshwj xeeb raukev dubthiab muab cov qib tsim nyog ntawmbitumenlos yog tshwj xeebkev dubCov khoom lag luam.

4. Vim li cas cov asphalt cov khoom uas tsim kho cov kev ua haujlwm?

Kev dubtau dhau los ua cov khoom siv rauTxoj Kev Sivthoob ntiaj teb, thiab rau qhov laj thawj. Nws cov kev siv thoob plaws yog vim muaj kev sib xyaw ua ke uas ua rau nws haum rau kev tsim ruaj, du, thiabNqi-Zoo Txoj kev saum npooKev daws teeb meem. Ntau tshaj li 90% ntawm cov kev pua chaw nyob hauv Asmeskas, piv txwv li, yog Surfaced nrogkev dubCov. Qhov no tsis tshwm sim los ntawm kev sib tsoo!

Ib qho ntawm cov laj thawj tseem ceeb raukev dub'S nrov npe yog nws cov kev ua tau zoo heev.Asphalt pavyog hloov tau yooj yim, lub ntsiab lus lawv tuaj yeem tiv thaiv kev sib pauv me me thiab kev txav chaw tsis muaj tam sim ntawdplebtsim. Qhov kev hloov pauv no tseem muaj peev xwm ua rau lub suab smoother thiab quieter piv rau ntau duatxoj kev yus taug kev saumhom, txoTxoj kev suab nrovCov. Tsis tas li ntawd,Asphalt txoj kevMuab cov khaub ncaws zoo tsis kam, uas yog qhov tseem ceeb rau kev nyab xeeb hauv tsheb. Tusyam ruaj khovntawm ib tug zoo-tsim thiab tsimAsphalt pavitxhais tau tias nws tuaj yeem cojCov tsheb hnyav thiab ntau huab cuaQhov kawg tau txais txiaj ntsig tau ntau xyoo.

Lwm qhov txiaj ntsig zoo yog tiaskev dubyog 100% siv dua tshiab.Reclaimed asphalt pavement(Rap) tuaj yeem koom nrog NewAsphalt Mix, txo qhov xav tau rau cov khoom nkauj xwb thiab kev hloov chaw pov tseg los ntawm cov av pov tseg. Qhov no ua raukev dubib qho ntxivIb puag ncig tus phooj ywgyam ua taupiv rau lwm cov ntaub ntawvCov. Muaj peev xwmkev rov siv dua tshiab siv asphaltTsis yog cia siab rau cov khoom siv ntuj zoo liua aggregatethiabbitumenTab sis kuj tseem pab txhawb kom txo tag nrhoNqi-ZooXwm ntawmKev Siv Kev Siv Thiab Kev Txij NkawmCov. Los ntawm peb txoj kev paub, qhov kev thov rau cov khoom zoobitumenQhov ntawd tuaj yeem ua tau zoo sib xyaw ua ke yog nce zuj zus raws li kev ruaj khov yuav dhau los ua kev kub siab.

5. Lub luag haujlwm tseem ceeb ntawm Bitumen: Lub phau ntawv hauv Asphalt Mixes

Raws li peb tau chwv rau,bitumenyog tus hero tsis tau muaj nyob hauvkev dubMixtures. Nws feem ntau ua rau tsuas yog li 5% ntawm covAsphalt Mixlos ntawm qhov hnyav, tab sis nws lub luag haujlwm ua aphau ntawvyog kiag li tseem ceeb rau kev ua tau zoo thiabyam ruaj khovntawm lubAsphalt paviCov. Tsis muajbitumen, kev dubyuav tsuas yog ib pawg ntawm xoobua aggregate.

Lub luag haujlwm tseem ceeb ntawmbitumenyog los khi covaggregates thiab bitumenUa ke, sib sau ua cohesive thiab ruaj khov loj. NolojCov tsho loj lojua aggregatehais, tsim muaj zog nplaum nplaum. Cov sib khi no muab covkev dubNrog nws lub zog kom tiv taus cov kev ntxhov siab los ntawm kev tsheb khiav thiab ib puag ncig. Qhov zoo thiab hom ntawmbitumen sivncaj qha cuam tshuam tuskev dub'S tiv thaiv kom muaj kev ntxhov siab xws li rutting (kev ntxhov siab hauv txoj kev log), qaug zog tawg (vim qhov ntsuas cua tawg (vim qhov ntsuas kub hloov). Cov qib sib txawv ntawmbitumenyog teev rau cov huab cua sib txawv thiab cov chaw ua haujlwm los ua kom ntseeg tau tias kev ua tau zoo tshaj plaws. Piv txwv li, ib softerbitumen yuavsiv nyob rau hauv cov huab cua txias los tiv thaiv kev tawg, thaum lub sijhawm nyuajbitumenyog qhov zoo tshaj plaws nyob rau hauv kub huab cua los tiv taus rutting.

Tsis tas li ntawd,bitumenmuab dej rau covAsphalt paviCov. Nws ua rau cov voids ntawmua aggregatehais, tiv thaiv dej los ntawm kev nkag mus rautxoj kev yus taug kev saumqauv. Qhov no tseem ceeb heev vim tias cov khoom noj dej tuaj yeem ua rau tsis muaj zog ntawm txoj kev ntawm txoj kev, ua rau kev ua tiav thaum ntxov. Tus impermable xwm ntawmbitumenpab tiv thaiv lubtxoj kev yus taug kev saumFoundation thiab txuas ntxiv nws txoj kev pabcuam lub neej. Raws li ib tug xa khoom ntawm ntau qib, suav nrogXav kub ayphaltthiab nruab nrab cov khoom kub, peb nkag siab tias muab txoj caibitumenyog tus yuam sij rau kev ua tiav ntev-kav ntevAsphalt txoj kev.

6. Dhau ntawm txoj kev: cov ntau cov khoom siv thiab siv cov asphalt thiab bitumen khoom

ThaumTxoj Kev Sivyog cov ntaub ntawv paub zoo tshaj plaws, qhov tshwj xeebCov Khoom Siv thiab Sivntawmkev dubthiabbitumentxuas ntxiv rau ntau yam ntawm lwm yam kev lag luam thiab ua lag luam. Lawv cov waterproofing zoo thiab nplaum ua rau lawv muaj kev tsim kho hauv ntau yam kev tsim kho thiab kev tsim khoom.

Ntawm no yog saib ntawm qee cov ntawv thov sib txawv:

• Vov tsev: Bitumenyog qhov dav nyob rau hauv kev tsim khoom ntawm vov tsev thiab muaj kev xav.AbuminousCov ntaub ntawv vov tsev muab cov kav dej ruaj khov, waterproof sib tiv thaiv cov ntsiab lus, tiv thaiv cov tsev los ntawm kev xau thiab dej puas.
• Waterproofing thiab Sealing: Bitumen-Zaj no suav cov txheej txheem thiab cov foob ntim khoom siv rau cov chaw lim dej, hauv qab, txuas hniav, thiab canals.Bitumen emulsionthiab cov kev daws teeb meem yog siv rau cov chaw los tsim ib txheej impleleable.
• Yeeb Nkab Yeeb Nkab:Txhawm rau tiv thaiv lub logelines los ntawm kev xeb, tshwj xeeb yog cov ntoo hauv av lossis hauv qab dej hauv av,bitumenTxheej txheem feem ntau yog siv. Qhov no txuas lub neej ntawm cov khoom tseem ceeb.
• Suab Dampening: Kev dub-Zaj no yog cov ntawv txheeb lossis txheej txheej yog siv rau hauv kev lag luam automotive thiab kev tsim kho kom txo cov suab nrov thiab kev co.
• Kev lag luam pem teb:Masthiskev dubMuab cov khoom siv tawv, ruaj khov, thiab seamless flooring floorories rau cov chaw ua haujlwm, chaw khaws khoom, thiab thaj chaw yuav tsum tau hnav hnyav thiab kua muag.
• Cov khoom tshwj xeeb:Peb lub Hoobkas, piv txwv, tsim tawmAsphalt tshwj xeeb rau Oilfield AdditivesCov. Cov tshwj xeeb noashiltstau tsim nrog cov khoom tshwj xeeb txhawm rau txhim kho cov kua dej ua tau zoo, tswj cov kua dej tsis muaj zog, thiab txhim kho kev ruaj ntseg hauv lubroj avkev lag luam. Zoo sib xws,Cour tar pitch, lwm cov khoom lag luam uas peb tshwj xeeb hauv, yog qhov tseem ceeb rau kev ua cov pa roj carbon anodes rau txhuas smelting, graphite electing rau steelmaking, thiab raws li aphau ntawvRau cov khoom lag luam carbon.

Cov versatility ntawmAsphalt thiab bitumenCov kav los ntawm lawv cov yam ntxwv ntawm cov: Lawv yog Thermoplastic (muag thaum ua kom sov, tawv tawv thaum txias), nplaum thiab muaj kuab lom. Qhov no tso cai rau lawv yuav raug yoog raws li ntauCov Khoom Siv thiab Siv, ua rau lawv tseem ceebCov khoom siv rawCheebtsam hauv kev lag luam niaj hnub.

7. Asphalt vs. Babumen: ib qho ze saib ntawm lawv cov kev ua tau zoo thiab cov ntawv thov

Thaum sib pivasphalt vs. bitumen, nws yog ib qho tseem ceeb rau kev rov qab hais dua uasAsphalt yog qhov sib xyawyam muajbitumenCov. Yog li, kev ua haujlwm ntawmkev dubyog hnyav nyob ntawm qhov zoo thiab hombitumen siv, raws li covua aggregatethiab sib tov tsim. Txawm li cas los xij, peb tuaj yeem sib tham txog yuav ua li casbitumen's proteem cawvkev dubCov kev ua tau zoo nyob rau hauv ntau yam kev siv.

Bitumennws tus kheej, raws li aphau ntawv, yog tus cwj pwm los ntawm nws viscosity, qib siab (hardness), softening taw tes, thiab ductility. Cov khoom no txiav txim siab yuav ua li casAsphalt Sib tov Asphaltyuav coj raws li raws li cov xwm txheej sib txawv. Piv txwv li:

• A bitumennrog tus nqi nkag siab tsawg (nyuaj duabitumen) yuav ua rau muajkev dubuas yog tiv thaiv ntau rau deformation ntawmKev Kub SiabTab sis tej zaum yuav yog ntau tshaj plaws rau kev tawg ntawm tsawg kub.
• Hloov siab, abitumennrog tus nqi siab rau siab (softerbitumen) yuav tsim ntau duakev dub, zoo dua rau cov huab cua txias tab sis muaj peev xwm tsis tshua ruaj khov nyob rau hauv cov khoom hnyav hauv huab cua kub.

Hais txog daim ntawv thov,bitumen feem ntau sivRaws li cov khoom tseem ceeb rau txau (nti ntsaws ruaj ruaj lossis cov khaub ncaws nto), qhov twg txheej ntawmKub Bitumenyog txau mus rau hauv txoj kev sab nraud, ua raws li txheej ntawmua aggregateCov. Nov yog aNqi-Zootxoj kev txiav txiav cov pavations uas twb muaj lawm thiab txhim kho kev nplua.Whereas bitumenyog ib feem,kev dub(cov khoom siv sib xyaw) yog siv rau txheej txheem txheej txheem ntawmtxoj kev yus taug kev saum, muab cov khoom muaj peev xwm loj. TxawvAsphalt Mix(piv txwv li, ntom-graded, kis-graded, qhib-graded) yog tsim rau qee yamAsphalt Txheejnyob rau hauv lubtxoj kev yus taug kev saumqauv (puag chav kawm, phau ntawv qhia, hnav cov chav kawm) kom pom kev ua tau zoo thiabyam ruaj khov.

Qhov kev xaiv ntawm txawvbitumen lossis asphaltcov khoom thaum kawg nyob ntawm cov kev xav tau ntawm covKev Siv Txoj HaujlwmCov. Piv txwv li, txoj kev loj tsheb siab yuav xav tau lub zogKub sib tov Asphaltnrog polymer-hloovbitumenrau kev txhim khoyam ruaj khov, thaum lub sij hawm ib ncig nyob deb nroog yuav tau txais kev pab kom txaus los ntawm kev yooj yim duaAsphalt Cov Khoom SivCov. Nkag siab txog nuances ntawmAsphalt vs bitumenPab cov engeters thiab cov kws tshaj lij tshwj xeeb zoo li Mark Tempson ua cov kev txiav txim siab tshaj plaws kom ntseeg tau tias muaj kev ntev thiab kev ua tau zoo.

8. Dab tsi yog ib puag ncig kev txiav txim siab thiab cuam tshuam ntawm kev siv asphalt thiab bitumen?

TusCuam tshuam ib puag ncigntawmkev dubthiabbitumenkev tsim khoom yog kev txiav txim siab ntxiv rau hauvKev Lag Luam AbhaltCov. Zoo li tej txheej txheem kev lag luam muaj feem xyuamroj avCov khoom lag luam, muaj cov kev cov nyom, tab sis kuj tseem muaj cov xwm txheej tseem ceeb tau ua rau kev ruaj ntseg.

Ib qho ntawm kev txhawj xeeb tseem ceeb rau ib puag ncigkev tso tsegThaum lub sijhawm tsim covKub sib tov AsphaltCov. Tso kev sovbitumen thiab aggregatesrauKev Kub SiabSiv lub zog thiab tuaj yeem tso cov roj av roj av thiab volatile organic compounds (vocs). Txawm li cas los xij, kev lag luam tau nquag ua haujlwm kom txo qhov no. Kev txhim kho ntawm kev sib xyaw sovKev dub(Wma) yog tus piv txwv ua piv txwv. Los ntawm kev ciaAsphalt Ntau Lawmntawm qhov kub qis dua, Wma tseem ceeb txoKev Siv Zog thiab EmissionsCov. Qhov no tsis yog tsawg duaCuam tshuam ib puag ncigTab sis kuj tseem tuaj yeem ua rau cov nqi txuag nyiaj.

Lwm qhov zoo yog qhov rov qab siv dua tshiab ntawmkev dubCov. Raws li tau hais ua ntej,Asphalt paviyog ib qho ntawm cov khoom siv tau tshaj plaws hauv ntiaj teb.Reclaimed asphalt pavement(Rap) tuaj yeem koom nrog NewAsphalt Mixntawm cov feem pua ​​ntawm cov feem pua, txo qhov xav tau rau nkauj xwbbitumenthiabua aggregate, conserverving cov peev txheej ntuj, thiab txo cov khib nyiab pov tseg. Cov asponomular Economular Zoo heev rau cov neeg muaj peev xwm ntawm cov ntaub ntawv ntawmAsphalt txoj kevCov. Tsis tas li ntawd, nce qib hauvAsphalt TechnologiesXws li kev loj hlob ntawmPorial asphalt, uas pab tswj cov dej khov ua dej khov, txo cov dej paug dej nyab thiab lim lim. Kev siv zog kuj tseem tab tom txhim kho Bio-Binders muab tau los ntawm cov peev txheej tshiab dua li ib feem lossis hloov tag nrho rauPetroleum Bitumen, tsom mus rau ntxivTxo cov hlua khintawmTxoj Kev Siv.

Thaumkua nplaum dub, tshwj xeeb co theekua nplaum dub, tau ntsib ntau qhov kev tshuaj xyuas vim nws cov tshuaj lom neeg muaj kuab lom thiab muaj peev xwm ua kom muaj kuab lom, nws siv hauvTxoj Kev SivTam sim no muaj tsawg heev nyob rau ntau thaj chaw. Niaj hnubbitumenUa kom ua kom ua kom ua haujlwm thiab ua tib zoo tswj kev ua kom tsim cov binders uas muaj kev nyab xeeb thiab ruaj khov thaum siv nyob rau hauvAsphalt pavCov. Rau peb cov neeg siv khoom, tshwj xeeb yog cov nyob hauv cheeb tsam nrog txoj kev tswj hwm ib puag ncig zoo li cov teb chaws Europe thiab Asmeskas, peb ua kom peb cov khoom raws li txhua tus qauv ua raws cai. Qhov no cog lus rauib puag ncig kev txiav txim siabyog ib qho tseem ceeb heev.

9. Xaiv cov khoom siv yog: yuav ua li cas xaiv cov nqi asphalt asphalt rau koj cov kev xav tau?

Xaiv txoj caiAsphalt Homlossisbitumenqib yog qhov tseem ceeb rau kev ua kom muaj aKev Siv Txoj Haujlwmyog ob qho zoo thiabNqi-ZooCov. Rau cov tswv lag luam thiab cov tub ceev xwm ua haujlwm zoo li Markson, ntsuas tus nqi zoo nrog kev sib tw nqi yog qhov sib tw. Nws tsis yog hais txog thawj tus nqi ntawm covAsphalt Cov Khoom Siv, tab sis kuj hais txog kev ua tau ntev ntev thiabTu nqi.

Ntawm no yog txoj kev ua kom zoo rauXaiv txoj cai asphalt:

1. Nkag siab txog phiaj xwm phiaj xwm:

   • Tsheb Thauj Khoom:Yuav tustxoj kev yus taug kev saumTxhawb lub teeb, nruab nrab, lossisHnyav tsheb? Cov cheeb tsam muaj tsheb yuav tsum muaj zog duaAsphalt Mixnrog superioryam ruaj khov.
   • Huab cua huab cua:Xav txog huab cua hauv zos. Huab cua sov (ob qho tib si kub thiab txias), dej nag, thiab khov-thaw cycles yuav cuam tshuam qhov kev xaiv ntawmbitumenQeb thiabAsphalt HomCov. Piv txwv li, aNruab nrab kub urhalt blocktej zaum yuav haum rau qee qhov chaw nyob thiab kev siv.
   • Kev Cia Li Lub Neej Thaum Cia:Dab tsi yog qhov kev xav tau kev ua haujlwm lub neej ntawm lubtxoj kev yus taug kev saum? Lub neej ntev yuav ua rau kev nqis peev ntau dua hauv cov khoom lag luam zoo li Polymer-hloovkev dub.
   • Daim Ntawv Thov Tshwj Xeeb:Yog nws rau qhov tshiabKev Siv Qhov Haujlwm, kev kho kom rov zoo, ua rau pom, lossis kev lag luam tshwj xeeb? Txhua tus yuav tsum muaj kev sib txawv.

2. Txheeb xyuas hom neeg asphalt sib txawv:

   • Kev sib tov kub sib xyaw kub (HGA):Zoo tshaj plaws rauyam ruaj khovthiab thaj chaw muaj tsheb siab, tab sis tuaj yeem kim dua thaum pib.
   • Sov sib xyaw Asphalt (Wma):Muaj kev ua tau zoo nrog kev ua kom ib puag ncig thiab cov txiaj ntsig tau them vim tsawg dua qhov kub thiab txias.Muaj zoo duakev ua haujlwm.
   • Ntsej sib txuas sib xyaw asphalt (CMA):Ntau duaNqi-ZooTxog kev kho kho ib ntus, chaw deb, lossis cov kev tsheb khiav qis.Thov ntawm qhov kub qis dua, ua rau nws yooj yim rau cov haujlwm me.
   • Hloov Asphalt:Xav txog cov ntawv thov xav tau qhov twg txhim kho kev ua tau zoo (piv txwv li, rutting kuj,plebKuj) yog qhov tseem ceeb, txawm tias upfront tus nqi yog siab dua.

3. Xav txog tus nqi ntev:

   • Pheej yig duakev dubkev xaiv yuav txuag tau nyiaj thaum pib tab sis tuaj yeem ua rau siab duaTu nqiThiab ib lub duav luv dua, thaum kawg yuav raug nqi ntxiv. Kev nqis peev zoobitumenthiab ib qho tsim nyogAsphalt MixTsim feem ntau them tawm.
   • Yam nyob rau hauv lub peev xwm rau kev sivreclaimed asphalt(Rap), uas tuaj yeem txo cov nqi khoom thiab yog ib qhoIb puag ncig tus phooj ywgKev xaiv.

4. Ua haujlwm nrog cov khoom siv txhim khu kev qha:

   • Tus neeg ua haujlwm paub (zoo li peb!) Muab tau cov kev taw qhia ntawm qhov zoo tshaj plawskev dublossisbitumenRau koj cov kev xav tau tshwj xeeb thiab nyiaj txiag. Peb nkag siab tias "tus nqi" encompasses ob tus nqi thiab zoo. Peb ua kom peb cov khoom lag luam, seb nws tus qauvbitumenlos yog tshwj xeebashilts, ntsib cov qauv thoob ntiaj teb.

Los ntawm ua tib zoo xav txog cov xwm txheej, cov lag luam tuaj yeemUa cov paub tshaj plawskev txiav txim siab, kom ntseeg tau lawv ua kom muajraug nqi-ua haujlwm ashaltdaws qhov uas tau muab cov kev ua tau zoo thiabyam ruaj khov.

10. Sourcing high-zoo asphalt thiab babumen: dab tsi yuav tsum tau yuav khoom?

Rau cov neeg yuav khoom xws li Malompson, uas yuav khoomkev dubthiabbitumenCov khoom lag luam los ntawm kev tsim cov teb chaws zoo li Tuam Tshoj, socing cov ntaub ntawv zoo yog qhov kev txhawj xeeb tshaj plaws. Qhov zoo tshaj ntawm lubCov khoom siv rawncaj qha cuam tshuam txoj kev vam meej ntawm nws cov neeg siv khoom siv, seb lawv puas yog aluminium smaut, steel mills, lossisTxoj Kev SivTuam txhab uas muag. Ntawm no yog qhov tseem ceeb yam los txiav txim siab thaum sourcing cov khoom lag luam no:

• Kev soj ntsuam zoo thiab ntawv pov thawj zoo:Qhov no tsis yog kev sib ceg. Cov neeg yuav khoom yuav tsum hais kom cov ntaub ntawv soj ntsuam zoo rau txhua pob ntawmkev dublossisbitumenCov. Saib rau cov neeg muab khoom uas ua raws li cov qauv thoob ntiaj teb (piv txwv li, Astm, Aashto, en). Cov ntawv pov thawj zoo li ISO 9001 (rau kev tswj hwm zoo) thiab ISO 14001 (rau cov ntsuas ib puag ncig) yog cov ntsuas kev ua haujlwm zoo rau kev ua haujlwm zoo thiab lub luag haujlwm. Peb, piv txwv li peb tus kheej ntawm peb txoj kev tswj hwm zoo thoob peb 7 kab ntau lawm. "Daim ntawv pov thawj kev dag yog qhov mob tiag tiag," Kos ib zaug qhia kuv. "Peb xav tau cov neeg xa khoom peb tuaj yeem ntseeg tau."
• Tus xa khoom rov qab thiab kev paub:Xaiv tus neeg xa khoom nrog cov ntaub ntawv pov thawj teeb tsa thiab kev paub hauv kev xa tawm mus rau koj thaj chaw (Tebchaws Asmeskas, North America, Europe, Australia, thiab lwm yam). Lub Hoobkas tsim yog ntau dua yuav muaj cov txheej txheem ntau lawm thiab nkag siab cov laj thawj kev ua lag luam thoob ntiaj teb. Kev nyeem ntawv ua pov thawj lossis thov kom cov ntawv pov thawj tuaj yeem pab tau.
• Cov Kev Tshwj Xeeb:Kom meej meej txhais cov kev xav tau tshwj xeeb rau covkev dublossisbitumenCov. Qhov no suav nrog qib kev nkag siab, muag muag taw tes, viscosity, thiab tej yam uas muaj rau kev hloov khoashiltslossis cov khoom tshwj xeeb. Xyuas kom meej tus neeg xa khoom tuaj yeem ua raws li cov kev qhia tshwj xeeb no.
• Logistics thiab cov zaub mov xa tuaj:Kev ntsuas lub siab loj yog qhov tseem ceeb kom tsis txhob qeeb uas tuaj yeem cuam tshuam cov caij nyoog tsim khoom. Sib tham txog cov lus xa tuaj, cov hmoov txhuas cov sij hawm, ntim (piv txwv li, cov nruas, tej cim, lossis cov ntaub ntawv tshwj xeeb xws liAsphalt hmoov), thiab tus xa khoom cov kev paub nrog kev thauj thoob ntiaj teb. Ib qho khoom siv txhim khu kev qha yuav tau sib txuas lus txog kev xa khoom raws li kev xa khoom.
• Kev Sib Txuas Lus thiab Txhawb Nqa:Kev sib txuas lus zoo yog qhov tseem ceeb rau kev sib pauv du. Cov Neeg Sawv Cev Muag Khoom Muag Yuav Tsum Paub Txog, teb, thiab muaj peev xwm daws cov lus nug. Qhov no pab kom tsis txhob muaj kev nkag siab thiab daws cov teeb meem sai sai. Kos cim feem ntau hais txog tias "Kev sib txuas lus tsis zoo yuav ua tau kim npaum li cov khoom tsis zoo."
• Kev them nyiaj:Xyuas kom muaj pob tshab thiab kev them nyiaj nyab xeeb yog muaj. Sib tham txog cov ntsiab lus kom meej upfront.

Los ntawm kev tsom mus rau cov kev ua no, cov neeg yuav khoom tuaj yeem txo qis kev pheej hmoo thiab tsim kev sib raug zoo nrog cov khoom siv txhim khu kev qha ntawmkev dubthiabbitumen, kom lawv tau txais cov ntaub ntawv zoo uas ua tau raws li lawv cov phiaj xwm kev xav tau thiab cov kev cia siab.

11. Kev tsim kho hauv Asphalt Technologies: paving lub neej yav tom ntej ntawm txoj kev infrastructure

TusKev Lag Luam Abhalttsis yog zoo li qub; Nws tseem txuas ntxiv hloov zuj zus nrogKev nce qib hauv Asphalt Technicaltsom rau kev txhim kho kev ua tau zoo, muaj kev ruaj ntseg, thiab tus nqi-ua hauj lwm zoo. Cov kev hloov tshiab no yog ua kom zoo rau yav tom ntejTxoj Kev Infrastructurethiab peb xav li cas txogkev dubthiabbitumen.

Qee cov kev txhim kho zoo siab muaj xws li:

• Yus tus kheej kho asphalt asphalt:Cov kws tshawb nrhiav tab tom tsimashiltsuas tuaj yeem kho cov me tawg ncaj. Qhov no feem ntau cuam tshuam cov microcapsules muaj rejuvenators lossis steel fibers uas, thaum rhuab los ntawm induction, yaj lub ib puag ncigbitumentxhawm rau tawg. Qhov no tuaj yeem txo qisTu nqithiab txuas ntxivtxoj kev yus taug kev saumlub neej.
• Lub zog-tsim txoj kev:Kev tshawb nrhiav cov haujlwm tshawb nrhiavAsphalt pavEmbedded nrog piezoelecric muaju uas tuaj yeem tsim hluav taws xob los ntawm kev hloov pauv txhua yam ntawm cov tsheb hla kev hla cov tsheb. Thaum tseem nyob rau theem pib, qhov no tuaj yeem hloov txoj kev mus rau hauv cov txiaj ntsig ntawm lub zog txuas ntxiv.
• CARNILE:Cov no yogashiltsTsim los cuam tshuam los cuam tshuam ntau lub hnub ci hluav taws xob thiab txhim kho cov dej evaporation, txo qhov kub. Qhov no tuaj yeem pab txo cov kab hauv nroog loj hauv nroog loj, txo lub tsev siv hluav taws xob kom txias, thiab txhim kho huab cua zoo.
• Bio-asphalt thiab bio-binders:Cov kev tshawb fawb tseem ceeb yog kev tsim khobitumenLwm txoj hauv kev los ntawm tsis-roj avQhov chaw zoo li Lignin (los ntawm ntoo), microalgae, lossis khib nyiab ua noj roj. Cov bio-binders tsom kom tsim ntau duaIb puag ncig phooj ywg asphaltCov kev xaiv thiab txo kev vam khom rau cov pob txha fossil.
• Txhim kho cov txheej txheem rov ua dua tshiab:Kev nrhav tau txhim kho lub peev xwm los siv cov feem pua ​​ntawmReclaimed asphalt pavement(Rap) thiab reclaimed asphalt Shingles (Ras) hauv NewAsphalt MixYog tsis muaj kev sib txawv. Qhov no suav nrog zoo rejuvenator technologies kom rov qab cov khoom ntawm cov lausbitumen.
• Cov kev ntse uas muaj sensors:Xws li sensors rau hauvAsphalt Txheejtuaj yeem muab cov ntaub ntawv tiag tiag ntawm cov kev tsheb uas muaj kev sib tw,txoj kev yus taug kev saumNoj qab haus huv, thiabHuab cua huab cua, enable kev txij nkawm thiab kev tswj hwm tsheb khiav.

Tej noAsphalt Technologiesua qauv qhia kev cog lus los tsim ntau ruaj khov, muaj kev cia siab, thiab txawj ntseTxoj Kev InfrastructureCov. Raws li lub Hoobkas tsim tawm los ua cov khoom zookev dubthiab theekua nplaum dubCov khoom lag luam, peb ntse ua raws cov kev txhim kho no. Txais cov thev naus laus zis tshiab tso cai rau peb muabzoo dua haumcov khoom lag luam uas tau ntsib cov kev xav tau ntawm niaj hnubTxoj Kev Sivthiab kev siv cov ntawv thov, thaum kawg pab txhawb kom zoo duatxoj kev zoothiab yav tom ntej ntau nyob rau yav tom ntej. Cov lus ntawmkev dubyog deb ntawm ntau dua; Nws tau rov ua txhaum nrog kev hloov tshiab.

Tseem ceeb takaways:

• Kev dubyog cov khoom siv sib xyaw ua los ntawmbitumen(binder) thiabua aggregate, feem ntauSiv Hauv Kev Siv.
• Bitumenyog aloj, dub, semi-khoom daim ntawv ntawmroj av, ua yeeb yam raws li qhov tseem ceebphau ntawvhauvAsphalt Mix.
• Kua nplaum dub(tshwj xeeb theekua nplaum dub) muab tau los ntawm cov thee, co co, sib txawv ntawmbitumen, thiab tam sim no siv ntau dua hauv cov ntawv thov tshwj xeeb tshaj qhov dav davTxoj kev ua.
• Muaj ntau yamHom asphalt(Kub sib tov, sov tov,Txias sib xyaw asphalt, Ntxeem tau, hloov pauv) txiav rau cov ntawv thov sib txawv, cov huab cua, thiab thauj khoom.
• Kev dubyog qhov tseem ceeb hauvTxoj Kev SivVim nwsyam ruaj khov, hloov tau, rov ua dua tshiab, thiabNqi-ZooXwm.
• Thaum Sourcingkev dublossisbitumen, tsom rau kev tshuaj xyuas zoo, ntawv pov thawj (ISO), cov khoom xa rov qab, cov ntsiab lus txhawb nqa, thiab kev sib txuas lus zoo.
• TusKev Lag Luam Abhaltyog lub tswv yim tshiab, nrog kev nce qib xws li kho tus kheejashilts, kev pua siab, thiab bio-binders aiming rau ntau nrawm thiab ruaj khovTxoj Kev Infrastructure.
• Nkag siab lubQhov sib txawvthiabCov Khoom Siv thiab Sivntawm cov ntaub ntawv no pab nyob rau hauvXaiv txoj caikev xaiv rau ib qhoKev Siv Txoj Haujlwm, ntsuas tus nqi thiab kev ua tau zoo.