Circular hupfumi
Kukurukurirana kweEuropean Commission pamusoro pebasa reWaste-to-Energy mu #CircularEconomy
ESWET inotambira kuburitswa kweCommunication, sezvo tichitenda kuti mitemo yekudzora marara, kuitira kuti iunze mabhenefiti kuvagari vese veEU, inofanira kubva pamhinduro dzinoshanda uye dzakasimba. Waste-to-Energy (kureva thermal simba kudzoreredza tsvina) chimwe chazvo: chinozadzisa Circular Economy nekubata nemarara asina kukodzera kudzokorodza angazodirwa ivhu. Kune rumwe rutivi, inopawo sosi yesimba rakavimbika uye renzvimbo rinogona kushandiswa mudzimba dzedu kana neindasitiri. Pakupedzisira, inobatsira kudzoreredza zvinhu zvakakosha (simbi nemamineral).
Waste-to-Energy potential
The Communication inotaura kuti mitemo yekuunganidza kwakasiyana uye zvimwe zvinangwa zvekudzokorodza zvinangwa 'zvinotarisirwa kudzikisa huwandu hwemarara angangowanikwa kuWaste-to-Energy maitiro sekupisa nekupisa pamwe chete'.
Nekudaro, maererano neongororo yazvino pamusoro pehunyanzvi hwekugona kweWaste-to-Energy yakagadzirirwa neEU Joint Research Center (JRC) muhurongwa hweKukurukurirana uku, isu tinogona kutarisira muEU yakagadzikana, kana kutowedzera huwandu hwekudya kweiyo Waste-to-Energy maitiro.
'(…) kunyangwe paine mukana uripo wekudzivirira marara uye kuderedzwa kugadzirwa kwenzizi idzi [mumba nemarara akafanana] kuburikidza nekutora kuri nani uye kwakapararira kwakaparadzaniswa negwenzi, kudzoreredza kwesimba kungangowedzera kutsigira kutsauka kukuru kunodiwa kubva mukurasira. Uyezve, mitengo yepamusoro yekudzokorodza kwemamwe marudzi emarara inogona kutungamira kune imwezve kuwedzera mukugadzirwa kwezvisaririra zvekuronga, kunze kwekunge mhando yezvigadzirwa zvakaunganidzwa zvakaparadzana pazvinobva zvavandudza.[1]'
ESWET inoda kunzwisisa kuti zvirevo zviviri izvi zvinopindirana sei.
Waste-to-Energy kugona
Kukurukurirana kunoratidzawo kuti simba rekupisa harina kupararira mukati meEU. Chokwadi, nyika gumi nenhatu dzichiri kurasira marara anopfuura makumi mashanu muzana emarara ekanzuru uye havana kana kushomeka kweWaste-to-Energy. Nekudaro, ESWET inotenda kuti pane nzvimbo yezvirongwa zvakabatanidzwa zvekutonga marara, kusanganisira zvivakwa zvitsva zvekudzoreredza, mumatunhu aya. Nokudaro rubatsiro rwemari runofanira kupiwa kuitira kushandiswa kwemaitiro akadaro akabatanidzwa ekugadzirisa tsvina, kusanganisira nzvimbo itsva dzekudzorera kupisa.
Chekupedzisira, zvakakoshawo kuona kuti marara manhamba anoshandiswa pakuongorora masimba ekupisa haatarise marara ekutengesa uye emaindasitiri, ayo anobatwa zvakare munzvimbo dzinopisa dzekudzoreredza simba. Sekutaurwa kwazvinoitwa muchidzidzo chezvekupisa masimba (zvakagadzirirwawo kutsigira Kukurukurirana uku)[2] zvakaoma kuziva mugove wemarara emunisiparati akasanganiswa uye tsvina isiri yemanisipala mumiti. Kugadzirwa kwemarara kweManicipal uye Waste-to-Energy masimba saka zviverengero zvakaoma kuenzanisa. Nekuda kweizvozvo ESWET inopa yambiro kana uchitaura nezve njodzi yekuwandisa.
Waste hierarchy
Iko Kukurukurirana kunopa kutarisisa kwakawanda kune anaerobic digestion. Tekinoroji iyi ine zvayakanakira - inobata nebio-waste uye inopa zvekushandisa zvefetereza kuindasitiri yezvekurima - kana chikafu chisina kusvibiswa. Zvisinei, yakakodzera chete chikamu chemarara.
Thermal recovery ndiyo yega sarudzo paunenge uchibata mamwe marudzi emarara, akadai sepurasitiki isingadzokerikezve. Uyezve, ine zvakare basa rakakosha rekuchenesa: maitiro ekupisa anobvisa chepfu kubva kune ecocycle. Muchirevo chechinyorwa chino, tinoda kutaura kuti tsvina yebiora yakasvibiswa haifanirwe kushandiswa kugadzira manyowa uye kurapwa nekupisa ndeimwe nzira iri pachena.
Kupisa mitero
Kuunza mitero yekupisa kana kumisa kuvakwa kwezvivakwa zvitsva hakuzokonzeresa shanduko yekuenda kuCircular Economy. Sezvo zvidyarwa zvekudzoreredza simba rekupisa zvichibata nemarara asina kukodzera kudzokororwa, mwero wekupisa unoenderana nekukwanisa kudzokorodza kwezvigadzirwa. Nekudaro, mitero yekupisa, kana yaunzwa pamwe chete nemitengo yakakwira yekuzadza ivhu, inongowedzera mutengo wevagari.
Mitero yekupisira yakaratidza kusashanda kunyangwe munhengo yenhengo ine nzira dzakanyatsogadzirwa dzekurapa tsvina - Sweden. Nyika yakaunza mutero wekupisa tsvina yemumba muna 2006, asi yakaibvisa muna 2010. Zvakaonekwa kuti mutero wacho hauna mhedzisiro yakakosha pakuvandudza mitengo yekudzokorora. Saka zvinomutsa mubvunzo wekuti dzimwe nyika dziri nhengo dzinofanira kupinda muchiitiko chakafanana here, kana kuti vangadzidze kubva muchidzidzo ichi?
Kugadzirisa Waste-to-Energy maitiro
Sezvakataurwa muKukurukurirana, Waste-to-Energy inobatsirawo kune Energy Union zano uye Chibvumirano cheParis. Zvisinei, zvakakosha kucherechedza ndezvokuti mupiro uyu haubvi chete kubva kune anaerobic digestion, asi kunyanya kubva pakupisa simba rekupora. Kubvisa tsvina yasara kubva mukurasira (pasina kurapwa kwegasi) kuisa simba rekupisa uye kudzoreredza simbi kubva mumadota epasi kunogona kupa mari inosvika 1.75 tonnes yeCO2eq/tonne yemarara yasara.
Iyo simbi inodzokororwa kubva pasi pedota yakataurwa muchidimbu muKukurukurirana, asi isu tinotenda kuti inofanirwa kutariswa zvakanyanya. Kurapa kwesimba rinopisa kunobvumira kudzoreredza 80kg yesimbi kubva patani imwe yetsvina yasara iyo neimwe nzira yaizovigwa mudura.
Uyezve, iyo Kukurukurirana inotaura kuti nekuda kwekushandiswa kwehunyanzvi hunoshanda, hwakadai seKusanganiswa Kupisa uye Simba, huwandu hwesimba hwakadzoserwa muWaste-to-Energy process inogona kuwedzera ne26%. Iyi nhamba inobvawo kubva kuJRC chidzidzo chataurwa pamusoro apa. Izvo izvo kutaurirana kusingatauri, ndezvekuti maererano nechidzidzo ichi chikamu chikuru cheichi chingave chiri nekupisa kwesimba rekudzoreredza kwemarara ...
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