Karin Bornett
A cikin shekarun sittin da na karshe, farkon ya zama rufi kayan daga fadada polystyrene (EPS) shigar. Tsarin zamani na samar da kayan aiki na zamani (ETICS) yanzu ana cikin buqatar sake sabuntawa. Amma abin da ya yi tare da jefa zubar ruwansu? Tsarin rufin EPS da aka watsar da shi ko dai an ƙone ko a lalata. Sake sana'a ba zai yiwu ba har yanzu. Amma hakan yana gab da canzawa: a Terneuzen, Netherlands, ana gina shuka matukin jirgi don sake amfani da kayan ruɓaɓɓen kayan polystyrene. Tare da iyawar tan miliyan 3.000 a shekara, za a iya canza rufin polystyrene zuwa ingantaccen sake sarrafa polystyrene. Ana amfani da kayan sakewa azaman albarkatun ƙasa don sabon kayan ruɓaɓɓen kayan. Tsarin matukin jirgin yana shirin aiki ta hanyar sabon 2019.
"Komai ya tsaya a cikin ruwa"
Kamfanin PolyStyreneLoop (PS Loop Initiative) ke aiwatar da wannan shuka tare da tallafin kuɗin daga Hukumar Turai. A cikin wannan yunƙurin, kamfanonin 55 daga ƙasashen 13 sun shirya kansu a cikin hanyar haɗin gwiwa a ƙarƙashin dokar Dutch. Ciki har da qualityungiyar ingancin Austasar Austrian don tsarin rufin shara (QG WDS) da mai samarwa Austrotherm, Clemens Hecht, mai magana da yawun QG WDS: "yunƙurin yana da matukar muhimmanci saboda yana rufe ƙarshen sashin da'irar tattalin arziƙi! Komai ya tsaya a cikin kogin, babu abin da ya ɓace. "
Tare da haɗin gwiwa tare da Cibiyar Fraunhofer IVV, CreaCycle GmbH ya inganta tsarin CreaSolv, wanda ake amfani dashi a Terneuzen. Ka'idar aiki muhimmi ne "zaɓi mai zaɓi". A cikin tsarin da aka mallaka, abubuwan keɓewa da gurɓatattun abubuwa keɓaɓɓu ta hanyar hanyoyin tsabtacewa na musamman. Dangane da mai haɓakawa, ƙimar musamman ta aiwatar ya ta'allaka ne a cikin tsarkake abu a matakin kwayoyin. Ingancin marasa tasiri masu tasiri (kamar su manne) an cire su a hankali kuma yayin adana abubuwan mallakar polymer. "Filastik ɗin da aka sake amfani dasu daga gaurayen gurbataccen tsari ko abubuwan tattara kayan sun nuna kaddarorin kayan budurwa," in ji Cibiyar Fraunhofer a cikin bayanin CreaSolv®. Hakanan yana iya ma'anar yanzu da aka rarrabe shi azaman mai kashe wuta mai guba hexabromocyclododecane (HBCD) kuma an sake amfani dashi azaman bromine. Kodayake ba a sake amfani da HBCD ba tun 2015, har yanzu yana cikin tsohuwar ajiyar kaya. Austrotherm Manajan Darakta Gerald Prinzhorn: "Ga ETICS, rushewa da sake amfani da shi ba magana ce mai mahimmanci ba. Matattarar kayan yana da mafi girman kaso na tsarin don haka dole ne a sake sake magana zuwa kashi 100. Za'a iya amfani da samfurin da aka siyar kuma aka dawo dashi don sababbin samfurori bayan tsarin da aka ambata a sake 1: 1. "
Masana'antar gini tana da dama mai yawa
A game da dorewar ci gaba, duk da haka, akwai wasu hanyoyin da za a iya amfani da su don tsarin haɗaɗɗar tasirin na yau da kullun: Tsarin ruɓewa wanda ba shi da tsintsiya waɗanda za a iya sake amfani da su a cikin manyan abubuwan da masanan ke dasu na haɓaka su tare da Jami'ar Fasaha na Graz. Lokacin da rushe tsarin, za a iya sake raba kayan aikin kuma sake amfani dasu. Domin abubuwanda ake hawa dutsen maimakon glued. Walter Wiedenbauer, Manajan Daraktan Kamfanin na Stoteryst-R ya ce "wannan fasahar tana sanya sabon tsarin tallafin jirgin ruwa na StoSystain-R. "Wannan wani ci gaba ne mai dorewa wanda zai iya kawo sauyi a masana'antar."
Ga Greta Sparer, kakakin ta RepaNet - Sake-Amfani & Gyara hanyar sadarwa ta Austriya, irin waɗannan sababbin abubuwa ana maraba dasu, amma basu isa sosai ba: “RepaNet tana maraba da sabbin hanyoyin kirkirar tattalin arziƙin. A cikin masana'antar gine-gine musamman, har yanzu akwai damar mai yawa a nan kuma aikin gyaran fuska ba tare da mannewa ba kuma tare da mafi rarrabuwa da sake sakewa shine ci gaba mai kyau daga ra'ayi na yanzu. Mataki na gaba ya kamata ya zama cewa za a iya sake amfani da abubuwan ruɓe baki ɗaya, saboda wasu albarkatun koyaushe ana ɓacewa yayin sake amfani da su. "
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