I n’a fɔ bi nɔgɔw ɲɛnabɔcogo jɔnjɔn, plastiki segin-ka-bɔ siraw bɛ cidenyabaara nafamaba in kamankun kan, n’o ye ka nɔgɔw sɛmɛntiya ka kɛ nafolo ye min bɛ se ka baara kɛ kokura. Ni diɲɛ gɛlɛya min bɛ ka bonya plastiki nɔgɔli la, ani sinsin min bɛ ka bonya yiriwali sabatili kan, plastiki lasegincogo fɛɛrɛw bɛ ka wuli tuma bɛɛ, ani fɛnw lasegincogo siraw dilanni, u baarakɛcogo ɲuman, ani u sigida sariyaw bɛ ka ɲɛ ka taa a fɛ. Nin barokun in bɛna kuma taabolo taabolo kan, fɛɛrɛko siratigɛ la, sigida laminiko, ani yiriwali siratigɛ la, plastiki lasegincogo siraw kan.
Process flow ani key links .
A ka c’a la, plastiki segin-segin siraw bɛ kɛ ni fɛɛrɛ jɔnjɔnw ye i n’a fɔ furakɛli ka kɔn, ka fɛnw sɛgɛsɛgɛ, ka u saniya, ka u sɔgɔ, ani ka u wuli ka u wuli. A fɔlɔ, plastiki tiɲɛnenw bɛ labɛn ni bolo ye walima ni masin ye walasa ka nɔgɔ minnu tɛ -Nonw ye minnu bɛ se ka segin u cogo kɔrɔ la i n’a fɔ nɛgɛ ni gilasi. O kɔfɛ, kɛrɛfɛ{3}}infrarouge (NIR) spektroskopi walima density sorting fɛɛrɛw bɛ kɛ ka plastiki suguya wɛrɛw danfara tigitigi (i n’a fɔ PET, HDPE, ani PVC). Saniya bɛ tulu ni tolenw bɔ plastiki la, ka sɔrɔ ka plastiki tiɲɛ ka jigin ka kɛ jirisunw ye minnu bɛnnen don ka baara kɛ kɔfɛ. A laban na, peletizili fɛ, plastiki min bɛ segin ka kɛ, o bɛ se ka re-don a dilanni taabolo la walasa ka kɛ pakew, fiɲɛw, walima izini fɛn wɛrɛw ye.
Sorting technologie efficace ye fɛnba ye min bɛ se ka kɛ ka fɛnw lasegincogo ɲuman yiriwa. Misali la, AI-Dɔnniya dɔnni fɛɛrɛ minnu sinsinnen bɛ, olu bɛ se ka plastiki ɲagaminenw danfara ni tiɲɛniba ye, k’a sɔrɔ kuran sɛgɛsɛgɛli bɛnnen don plastiki suguyaw farali ma ni danfaraba ye taabolo la. O fɛɛrɛ ninnu waleyali ye fɛnw lasegincogo otomatiki ni nafolo baaracogo ɲɛ kosɛbɛ.
Fɛɛrɛko kura ni sigida labɛnni .
San laban ninnu na, fɛɛrɛ kuraw dilanni plastiki lasegincogo la, o sinsinnen bɛ fɔlɔ kemikoro segincogo kan ani fanga sɔrɔcogo ɲuman yiriwali kan. Hali ni laadala farikolo-ɲɛnabɔli bɛ se ka plastiki caman baara, a dan ye fɛnw tiɲɛni ye (misali la, molekiyɔmu cakɛda karili min bɛ sɔrɔ sɔgɔli kɛcogo caman fɛ). Faan wɛrɛ fɛ, kemikaliya lasegincogo bɛ baara kɛ ni depolimɛri ye walasa ka plastikiw dɔgɔya ka kɛ monomɛriw walima fɛnɲɛnamafagalanw ye, ka se sɔrɔ sanfɛ-Furaya "Bottle-ka{6}}Bottle" lasegincogo. Misali la, pirolisi bɛ se ka plastiki ɲagaminenw caman wuli ka kɛ tulu ye, ka sɔrɔ solvolyse bɛnnen don ka plastiki sanfɛla saniya ani ka a lasegin a cogo kɔrɔ la-nafama plastiki i n’a fɔ PET.
Sigida lakanani siratigɛ la, bi fɛnw lasegincogo siraw bɛ baara kɛ ni jibolisira dagalenw ye ani gazi bɔlenw saniyaminɛnw walasa ka ji nɔgɔlenw ni gazi faratilenw dɔgɔya kosɛbɛ. Segin-ka-bɔnyew minnu bɛ taa ɲɛ, olu dɔw fana bɛ tile walima biomase fanga siraw fara ɲɔgɔn kan walasa ka dɔ bɔ u ka gazi bɔlenw na ka taa a fɛ. Ka fara o kan, modulu dilanw bɛ se ka kɛ sababu ye ka fɛnw lasegin u cogo kɔrɔ la, ka u yɛrɛ ladamu cogo la min bɛ se ka kɛ sigida walima iziniw magow ye minnu bonya tɛ kelen ye, o bɛ nɔgɔya don fɛnw lasegincogo rezow labɛnni na.
Gɛlɛyaw ni siniɲɛsigiw .
Hali ni fɛɛrɛko ɲɛtaabaw kɛra, plastiki fɛnw lasegincogo siraw bɛ gɛlɛya caman sɔrɔ hali bi. A fɔlɔ, Low{1}}Nafa plastiki (i n’a fɔ filimuw ani pakew lajɛlen) ka segin-ka-bɔ hakɛ ka dɔgɔ, o bɛ kɛ sababu ye ka multi-Material Sorting fɛɛrɛ caman kɛ. Filanan, balanbaliya diɲɛ kɔnɔ fɛnw lasegincogo la, o kɔrɔ ye ko plastiki caman bɛ to ka kɛ dugukolo kan walima ka u jeni. Politiki siratigɛ la, fɛɛrɛw i n’a fɔ UE ka plastiki fɛɛrɛw ani Sinuwa jamana ka "Zero Waste City" porogaramu piloti bɛ ka fɛnw lasegincogo hakɛw yiriwa sariyaw ni sɔrɔko laɲiniw fɛ. O waati kelen na, "extended producer responsabilité" (EPR) sitɛmu min bɛ jɛkulu fan fɛ, o fana bɛ dusu don fɛntigiw kɔnɔ u ka wari bila dagalenw kɔnɔ-Loop Recycling Systems.
Don nataw la, plastiki segin-ka-bɔ siraw yiriwali bɛna kɛ sababuba saba ye: fɔlɔ, hakilitigiw, fɛnw ka ɛntɛrinɛti ni kunnafonidilanba minnu bɛ kɛ ka minɛnw cogoya kɔlɔsi waati yɛrɛ la ani ka baara kɛcogo ɲumanw ɲɛnabɔ filanan, breakthroughs in bio-Based plastic recycling technologies, i n’a fɔ plastiki hydrolyse enzyme enzyme de bio digradable plastiques i n’a fɔ PLA; ani sabanan, diɲɛ jɛ-ka-baara rezo barika bonya, o la, Cross-dancɛ plastiki segin-ka-bɔ sariyaw ani plastiki jago kɔrɔlenw ka sariyatigɛ.
Kuncɛli
Plastikiw lasegincogo siraw tɛ dɔrɔn node jɔnjɔnw ye nafolo sɔrɔcogo la, nka u ye baarakɛminɛn jɔnjɔn ye fana plastiki nɔgɔli kɛlɛli la. Fɛɛrɛko kura ni jɛkafɔ sigilen sababu fɛ, fɛnw lasegincogo nataw bɛna kɛ ka ɲɛ ani ka sigida lakana, ka dɛmɛ jɔnjɔn di walasa ka sɔrɔko sɛrɛkili dɔ jɔ min ka dɔgɔ-Sɔrɔko siratigɛ la. Nka, ka nin kuntilenna in sɔrɔ, o b’a ɲini gɔfɛrɛnamanw, jagokɛlaw ani jamanadenw ka cɛsiriw fɛ minnu bɛ kɛ ɲɔgɔn fɛ, u ka fɛɛrɛ sabatilen sɔrɔ fɛnw dilancogo bɛɛ lajɛlen na, k’a ta sɔrɔyɔrɔ dɔgɔyali la ka se laban{3}}liya ma{4}}ɲɛnamaya segin-ka-bɔ.
