Warm-Mix vs Hot-Mix Recycling: Tigɛ funteni ni karɔbɔli

Sariyasen

Mɛkalo tile 20, san 2025

Hot-mix recyclage bɛ boli 170-190 C la, ka sɔrɔ warm-mix recyclage bɛ se ka ban 120-140 C. Nin barokun in bɛ o fila suma ɲɔgɔn na fan duuru kɔnɔ.

Funteni basigilen : Aw bɛ a ɲagami funteni na 170-190°C, Aw bɛ a ɲagami ni funteni ye 120-140°C

Asfalt ɲagaminen ɲagaminen funteni ye paramɛtiri koloma ye min bɛ fanga tacogo, fɛnɲɛnamafagalanw bɔli, ani jɔli jogo jira. Asphalt conventionnel hot-mix asphalt (HMA) bɛ baara kɛ ni ɲagami funteni hakɛ ye 170-190°C ye, o sigilen don ka da dantigɛli fila kan: fɔlɔ, bitumini sɔgɔli o funteni na, o ka dɔgɔ kosɛbɛ (0,1-0,3 Pa·s ɲɔgɔn) walasa ka fɛnɲɛnamafagalanw datugu pewu filanan, ji min bɛ fɛnɲɛnamafagalan na, o bɛ se ka wuli ka ɲɛ o funteni in na. Nka, 170-190°C kɔrɔ fana ye fanga camanba ta ye — sumaya kɛcogo min bɛ kɛ ɲagami tɔni kelen-kelen bɛɛ la, o bɛ 30-40 MJ ɲɔgɔn de wajibiya sɛnɛfɛnw na. Asfalt min bɛ ɲagami funteni na (WMA) bɛ ɲagami funteni dɔgɔya fo ka se 120-140°C ma, o bɛ dɔgɔya ka se 30-50°C ɲɔgɔn ma. O dɔgɔyali tɛ ‘sumaya dɔgɔyali’ dɔrɔn ye — a bɛ bitumini ka rheological cogoya Changer walasa a ka se ka dacogo kelen sɔrɔ ani ka baarakɛcogo kelen sɔrɔ funteni dɔgɔyalen na. Denmisɛnnin min bɛ bɔ FangService la, o bɛ o funteni dɔgɔyali in sɔrɔ a ka 3-in-1 fɛɛrɛ fɛ (warm-mix + modification + rejuvenation).

Ɲɛgɛnɛsiraw ɲagaminen ka kemikaliya fɛɛrɛ: Bitumini sɔgɔsɔgɔninjɛ min bɛ ye, o dɔgɔyali

Fɛnɲɛnɛma-minɛn min bɛ kɛ ni funteni ye, o bɛ a nɔ sɔrɔ ni a bɛ dɔ bɔ bitumini ka sɔgɔsɔgɔninjɛ yelen na ɲagami funteni na. Fɛnɲɛnɛma ɲagaminen kɔrɔlen na, bitumini sɔgɔli bɛ kɛ fɔlɔ funteni-kɔlɔsi fɛ — funteni min ka bon, o kɔrɔ ye ko a sɔgɔli ka dɔgɔn. Fɛnɲɛnɛma-minɛn min bɛ Kɛ ni funteni ye, o bɛ o nɔ kelen Sɔrɔ funteni dɔgɔyalen na sira fla fɛ. Kimisɛri sira : ka surɔfɛnw walima Sizo suguya faralenw fara a kan minnu bɛ jisigicogo Changer bitumen ni aggregate interface la, o bɛ a to bitumen ka jɛnsɛn ani ka aggregate fɛnɲɛnamafagalanw datugu pewu funteni dɔgɔyalen na. Farikolo sira : ka yeelen yɔrɔw falen kokura denmisɛnninw ka fɛnɲɛnamafagalan fɛ walasa ka bitumini bɛɛ lajɛlen sɔgɔli dɔgɔya k’a ɲɛsin a ma. Ɲɛnamayalan min bɛ bɔ FangService la, o bɛ baara kɛ ni sira fila bɛɛ ye waati kelen na: sumaya-ɲɛnabɔli yɔrɔ bɛ dɔ bɔ dugukolo sanfɛla la bitumini ni ɲɔgɔn cɛ, ka sɔrɔ kamalenninya yɔrɔ bɛ yeelen tilayɔrɔbaw fa kokura minnu bɛ bitumini sɔgɔli dɔgɔya kɔnɔna na. U faralen ɲɔgɔn kan, u bɛ na ni bitumini baarakɛcogo ye 120-140°C la, ka se hakɛ ma min bɛ se ka suma ni ɲagami funteni kɔrɔlen ye 170-190°C la.

Fanga ni fɛnɲɛnamafagalanw bɔli: 30% dɔgɔyali bɛ jate cogo min na

Kuwati min bɛ bɔ 50°C funteni dɔgɔyali la, o tɛ 50/190≈26% ye min bɛ kɛ sinsinni ye nka a bɛ se 30% ma, kun saba kosɔn. A fɔlɔ, funteni hakɛ min bɛ bɔ funteni na — asfalt izini sumaya ye funteni jiginni ye min tɛ sabati, wa funteni bɔnɛ min bɛ bɔ funteni lajɛlen na ka bɔ lamini na (20°C ɲɔgɔn) ka se laɲini funteni ma, o bɛ bɛn danfara ma min bɛ laɲini ni lamini funteni cɛ. Ni laɲini jigira ka Bɔ 190°C la ka Se 140°C ma, funteni danfara bɛ Dɔgɔya ka Bɔ 170°C la ka Se 120°C ma, wa funteni bɔnɛ dɔrɔn bɛ Dɔgɔya ni 30% ɲɔgɔn ye. Filanan, bitumini funteni seko — bitumini funteni kɛrɛnkɛrɛnnen bɛ 1,6-1,8 kJ/(kg·K) ɲɔgɔn bɔ, o la 1°C dɔgɔyali kelen-kelen bɛɛ bɛ 1,7 kJ ɲɔgɔn kisi bitumini tɔni kelen na. Sabanan, jiriw ka funteni nafa — jiriw ka nafa lakika bɛ kɛ 50-60% dɔrɔn ye a ka c’a la, o kɔrɔ ye ko funteni min bɛ bɔ sɛnɛfɛnw jeni na, o tilancɛ ni kɔ bɛ tunun sigida la. Ni an ye o ko saba bɛɛ fara ɲɔgɔn kan, fɛnɲɛnamafagalanw tali bɛ 30% ɲɔgɔn bɔ sɛnɛfɛnw musaka la ni i y’a suma ni fɛnɲɛnɛmafagalanw seginni ye, ni o bɛ bɛn 30% ɲɔgɔn ma CO2 bɔli ni asidi gazi bɔli la.

Fɛnɲɛnɛmaw ka bɛnkan: Segin-ka-bɔnyeba tɛ wajibiya

Miiriya jugu min bɛ kɛ tuma caman na, o ye ko ɲagami sumalen bɛ minɛn kɛrɛnkɛrɛnnenw de wajibiya. Tiɲɛ na, FangService ka fɛnw lasegincogo min bɛ kɛ ni fɛn sumalen ye, o ni asfalt izini minnu bɛ yen, olu bɛ bɛn kosɛbɛ. A fɔlɔ, kamalenninyalan ye jilama ye min bɛ pɔnpe ka taa ɲagami dunun kɔnɔ k’a ɲɛsin farankan jateminɛcogo ma min bɛ yen — fɛn wɛrɛ man kan ka mara, ka a sumaya, walima ka a lase. Filanan, 120-140°C ɲagaminen funteni bɛ se ka kɛ nɛgɛso jɔnjɔnw ka kɔlɔsili hakɛ kɔnɔ kosɛbɛ — jiri fanba dabɔra funteni hakɛ cayalenba kama min ka ca ni 190°C ye kosɛbɛ, o la 140°C ye sigicogo ye min ka dɔgɔn dɔrɔn. Sabanan, sɔgɔli bɛ se ka kɛ 10-20°C ye ɲagami funteni jukɔrɔ, o kɔrɔ ye ko 100-120°C, wa o funteni hakɛ in na, nɛgɛ-wotoro-kurunw tɛ fɛnw ta — dimi ye funteni-minɛ fɛɛrɛ fɔlɔw la, bi farikoloɲɛnajɛw ye minnu ɲɛnabɔ. Ladilikan kelen min ka kan ka kɛ, o ye dɔ farali dɔɔnin ye ɲagami waati kan (a ka c’a la segin 5-10) ni RAP hakɛ tɛmɛna 60% kan, k’a sababu kɛ RAP ka funteni dɔgɔyali ye ani a ka funteni minɛni teliya la — nka nin ye taabolo ladilanni ye, a tɛ minɛnw caman cili ye.

Foro baarakɛcogo: Compaction Window, Uniformity ani fanga daminɛ

Fɛnɲɛnɛma-minɛnw lasegincogo bɛ nafa jɔnjɔn caman jira foro jɔli la. A fɔlɔ, sɔgɔli finɛtiri min ka bon — ikomi bitumini bɛ ji ɲuman mara funteni dɔgɔyalen na, baarakɛwaati min bɛ se ka kɛ k’a ta a bɔli la fo ka se a sɔgɔli laban ma, o janya bɛ se 30-50% ɲɔgɔn ma ka tɛmɛ ɲagami funteni kan, o min nafa ka bon kɛrɛnkɛrɛnnenya la yɔrɔba siraba dilanni na walima su baara la. Filanan, funteni kelen-kelen ɲuman — ɲagami dɔgɔyali bɛ dɔ bɔ funteni danfara la fɛnɲɛnamafagalanw sanfɛla ni u kɔnɔna cɛ, o bɛ dɔ bɔ sigida-la-yɔrɔ-ko-dɛsɛ la min bɛ sɔrɔ funteni danfara fɛ. Sabanan, fanga yiriwali teliya joona — ɲagaminen sumalen min bɛ segin ka kɛ, o bɛ se ka se fanga ma min bɛ se ka siraba labɛn sanga 1-2 kɔnɔ siraba dilanni kɔfɛ, k’a sɔrɔ ɲagami funteni bɛ a ka c’a la lɛri 4-6 nɛnɛ de wajibiya. Naaninan, sisi ni kasa dɔgɔyara kosɛbɛ — ɲagami funteni dɔgɔyali bɛ bitumini lafiɲɛbɔlanw tigɛ ni 50% ni kɔ ye, ka baarakɛyɔrɔ ɲɛ ka ɲɛsin jɔli baarakɛlaw ma ani ka dɔ bɔ nɔ bila sigida kɛrɛfɛlaw la.

Musow ka musakaw sumacogo: A tɛ tɛmɛn sɛnɛfɛnw musakaw dɔrɔn kan

Nafa min bɛ sɔrɔ fɛnw lasegincogo la ni fɛn sumalenw ye, o tɛ se ka dɔgɔya ka kɛ sɛnɛfɛnw dɔgɔyali dɔrɔn ye. Musow ka musaka sumalen dafalen bɛ nin fɛn ninnu sen don a la. A fɔlɔ, sɛnɛfɛnw musaka — 30% ɲɔgɔn dɔgɔyali, o bɛ baara kɛ ni 15-25 yuan ɲɔgɔn ye min bɛ mara ɲagami tɔni kelen na sisan sɛnɛfɛnw sɔngɔ la. Filanan, bitumini sirilan musaka — RAP doncogo caman bɛ dɔ bɔ bitumini kura tali la, ka 30-60 yuan kisi tɔni kelen na (ka kɛɲɛ ni RAP hakɛ ni bitumini sɔngɔ ye). Sabanan, musaka bɛɛ lajɛlen — baara kɛli ni fɛnɲɛnamafagalan kɔrɔw ye kokura RAP kɔnɔ, o bɛ musakaw ban, u ka taa ni u ye, ani u mugumugu musaka npogotigininw na. Naaninan, kabon jago musaka — kabon suguyaw la, 30% bɔli dɔgɔyali bɛ baara kɛ ka ɲɛsin kabon juruw ma minnu bɛ se ka jago kɛ. Duurunan, jɔli baarakɛcogo ɲuman tɔnɔ — finɛtiriw ka bonya ani fanga yiriwali teliya joona, o bɛ masinw baarakɛbaliya waati dɔgɔya. Ni an y’u bɛɛ lajɛlen ta, ɲagami sumalen seginni musaka bɛɛ lajɛlen bɛ dɔgɔya 25-40% ka tɛmɛ ɲagami funteni kɔrɔlen kan. Nin jatebɔ ninnu tɛ hakilinata jateminɛw ye — u sinsinnen bɛ musaka kunnafoniw sɛgɛsɛgɛli kan ka bɔ jɔli porozɛ lakika caman na.

Desizɔn kɛcogo: Tuma min na aw ka kan ka ɲagami sumayalen sugandi, ni ɲagami funteni bɛ baara la hali bi

Lasegincogo min bɛ kɛ ni fɛn sumalen ye, o tɛ bɛn ko bɛɛ ma. Ko naani bɛ sumaya-ɲɛnajɛ lasegincogo dɛmɛ kosɛbɛ : fɔlɔ, RAP hakɛ bɛ tɛmɛ 40% kan — RAP caman donli yɛrɛ bɛ ɲagami funteni dɔgɔyalen de wajibiya walasa ka bitumini kuru kɔrɔlenw bali ka fara ɲɔgɔn kan kojugu filanan, dugubaw kɔnɔ siraw dilanni — fɛnɲɛnamafagalanw bɔli ni kasa dɔgɔyali bɛ nɔba bila sigida la ; sabanan, sufɛ walima kɔrɔtɔ porozɛw — finɛtiriw ka bon minnu bɛ fɛnw sɔgɔ ani ka da wuli teliya la siraba kan; naaninan, porozɛ minnu bɛ ni kabon gɛlɛya gɛlɛnw ye — 30% dɔgɔyali fɛnɲɛnamafagalanw bɔli la, o ye nafaba ye sariya labatoli la. Ko fila minnu na, ɲagami funteni bɛ se ka jateminɛ hali bi: fɔlɔ, RAP hakɛ bɛ 20% duguma ni musaka sɛgɛsɛgɛli ye kosɛbɛ — ni RAP donna a la kosɛbɛ, ɲagami sumalen faralen musaka bɛ se ka tɛmɛ sɛnɛfɛnw musaka kan filanan, yɔrɔ minnu nɛnɛ ka bon kosɛbɛ — ni u lamini funteni bɛ -30°C duguma, funteni ni ɲagaminen ɲagaminen sɔgɔli bɛ se ka gɛlɛya hali bi. Kuma bɛɛ la, sirako porozɛ fanba la, ɲagami-minɛn sumalenw lasegincogo ye sugandili ɲuman ye ni i y’a suma ni ɲagami funteni kɔrɔlen ye.