"CO2 baturi". Italiyanci suna ba da tsarin ajiyar makamashi bisa la'akari da gurɓataccen carbon dioxide. Mai rahusa fiye da hydrogen, lithium, ...
Kamfanin samar da makamashi na Italiya ya samar da na'urar ajiyar makamashi da ta kira "batir CO.2“Batir da ke amfani da canjin lokaci na carbon dioxide zuwa ruwa da iskar gas. Ana amfani da rumbun ajiyar don adana makamashi na dogon lokaci, yana da inganci sosai kuma yana da arha sosai, yana kashe ƙasa da $100 a kowace MWh.
Canjin lokaci na carbon dioxide maimakon lithium, hydrogen, iska, nauyi
Energy Dome yayi iƙirarin cewa baya buƙatar mafita na musamman, abubuwan da ake samu a bainar jama'a sun isa. Adadin da aka kiyasta a halin yanzu na adana 1 MWh na makamashi bai kai dala 100 ba (daidai da PLN 380), amma masu farawa sun kiyasta cewa zai ragu zuwa $50-60/MWh a cikin ƴan shekaru masu zuwa. Don kwatanta: tare da batirin lithium-ion yana da 132-245 daloli / MWh, tare da iska mai ruwa - kimanin dala 100 / MWh don ɗakin ajiya wanda zai iya samun ikon 100 MW (source).
Ana sa ran ingancin ɗakunan ajiya ta amfani da canjin lokaci na carbon dioxide zai zama kashi 75-80 cikin ɗari.don haka ya zarce duk wata fasahar adana makamashi ta dogon lokaci a kasuwa. Wannan ya shafi ba kawai ga hydrogen ba, har ma da iska, ma'ajiyar nauyi ko matsewar iska ko ma'ajiyar iska.
A cikin Energy Dome, carbon dioxide yana fuskantar matsin lamba na mashaya 70 (7 MPa), wanda ya juya shi zuwa wani ruwa mai zafi zuwa digiri 300 na Celsius. Ana adana makamashin thermal na wannan canjin lokaci a cikin "tubalin" na quartzite da harbin karfe, yayin da ruwa CO.2 yana shiga tankunan da aka yi da karfe da fiber carbon. Kowane mita cubic na gas zai adana 66,7 kWh..
Lokacin da ake buƙatar dawo da makamashi ("fitarwa"), ruwan ya yi zafi kuma yana faɗaɗa, yana mai da carbon dioxide zuwa gas. Ƙarfin faɗaɗawa yana motsa injin turbin, yana haifar da samar da makamashi. Carbon dioxide da kanta yana wucewa ƙarƙashin kubba mai sassauƙa na musamman, wanda zai adana shi har zuwa amfani na gaba.
Energy Dome yana da niyyar gina na'urar ajiyar makamashi mai samfuri mai ƙarfin 4MWh da ƙarfin 2,5MW a cikin 2022. Na gaba zai kasance babban samfurin kasuwanci mai karfin MWh 200 da kuma karfin har zuwa MW 25. A cewar wanda ya kafa wannan kamfani, carbon dioxide ya fi iska kyau domin ana iya juyar da shi ruwa a ma’aunin Celsius 30. Tare da iska, ya zama dole don sauke zuwa -150 digiri Celsius, wanda ya kara yawan amfani da makamashi yayin aiwatarwa.
Tabbas, irin wannan "batir CO2" bai dace da amfani da shi a cikin motoci ba. - amma ana iya amfani da shi don adana yawan kuzarin da aka samar daga tushe mai sabuntawa, gonakin hasken rana ko injin turbin iska.
Cancantar karantawa: Sabuwar batirin carbon dioxide zai sanya iska da isar da hasken rana "a cikin ƙarancin farashi da ba a taɓa gani ba"
Hoton gabatarwa: hangen nesa, gonar iska da Energy Dome tare da halayyar bayyane (c) Energy Dome
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Александр
Ingancin sake zagayowar ba zai wuce 40-50% ba, rabin makamashin da aka samar zai tashi cikin yanayi, sannan kuma za su sake yin magana game da dumamar yanayi.