{"id":5747,"date":"2013-01-29T16:05:25","date_gmt":"2013-01-29T13:05:25","guid":{"rendered":"https:\/\/www.enerjigazetesi.ist\/?p=5747"},"modified":"2013-01-29T16:06:46","modified_gmt":"2013-01-29T13:06:46","slug":"iki-turk-bilimadami-baca-gazini-aritmanin-ucuz-yolunu-kesfetti","status":"publish","type":"post","link":"https:\/\/www.enerjigazetesi.ist\/en\/iki-turk-bilimadami-baca-gazini-aritmanin-ucuz-yolunu-kesfetti\/","title":{"rendered":"(Turkish) \u0130ki T\u00fcrk Bilimadam\u0131 Baca Gaz\u0131n\u0131 Ar\u0131tman\u0131n Ucuz Yolunu Ke\u015ffetti"},"content":{"rendered":"

Sorry, this entry is only available in Turkish<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

Azot gaz\u0131n\u0131 sevmeyen bir madde ke\u015ffeden iki T\u00fcrk bilimadam\u0131, k\u00fcresel \u0131s\u0131nmay\u0131 yava\u015flatabilecek \u00f6nemli bir bulu\u015fa imza att\u0131. Nature Communications Dergisi\u2019nin bu ayki say\u0131s\u0131nda yay\u0131mlanan makalenin mimarlar\u0131, G\u00fcney Kore KAIST \u00dcniversitesi\u2019nde \u00f6\u011fretim \u00fcyeli\u011fi yapan Yrd. Do\u00e7. Dr. Ali Co\u015fkun ve Yrd. Do\u00e7. Dr. Cafer T.Yavuz. Bacalardan sal\u0131nan karbondioksitin \u00e7evreye verdi\u011fi zarar\u0131 ortadan kald\u0131rmak i\u00e7in yakla\u015f\u0131k iki y\u0131ld\u0131r incelemerde bulundular.<\/strong><\/p>\n

Nano boyutta s\u00fcnger yap\u0131<\/h2>\n

\"\"\u00c7al\u0131\u015fmalar\u0131n\u0131 anlatan Co\u015fkun ve Yavuz, \u201cKe\u015ffetti\u011fimiz malzemeler, nano boyutta deliklere sahip s\u00fcnger gibi bir yap\u0131da. Onlar\u0131 benzerlerinden ay\u0131ran kimyasal bile\u015fimleri, \u2018azo\u2019 denen ve iki azot atomundan olu\u015fan \u2018N=N\u2019 grubu, bulu\u015fumuzun temelini olu\u015fturan gaz ay\u0131rma eylemini tetikliyor. Bunu, azot gaz\u0131n\u0131 iterek yap\u0131yor. Ayn\u0131 zamanda da karbondioksiti ba\u011flayarak se\u00e7imli ay\u0131rmay\u0131 istemli hale getiriyor. K\u0131sacas\u0131 b\u00fct\u00fcn olay, bu k\u00fc\u00e7\u00fck azot grubundan kaynaklan\u0131yor. Bir elektrik santralinin bacalar\u0131ndan \u00e7\u0131kan gaz\u0131n y\u00fczde 15\u2032inin karbondioksit ve y\u00fczde 75\u2032inin azot oldu\u011fu d\u00fc\u015f\u00fcn\u00fcl\u00fcrse bu ay\u0131rma i\u015fleminin ne kadar hayati \u00f6nem ta\u015f\u0131d\u0131\u011f\u0131 gayet iyi anla\u015f\u0131lm\u0131\u015f olur.\u201d dedi.<\/p>\n

Bacada yakalamak en ba\u015far\u0131l\u0131 \u00e7\u00f6z\u00fcm<\/h2>\n

\u201cAzo\u201dnun, k\u00fcresel \u0131s\u0131nmaya kar\u015f\u0131 tedbir almay\u0131 kolayla\u015ft\u0131ran \u00f6nemli bir bulu\u015f oldu\u011funu belirten ikili, bu felaketin en \u00f6nemli akt\u00f6r\u00fc olan karbondioksit gaz\u0131n\u0131n en \u00e7ok k\u00f6m\u00fcr, do\u011fal gaz ya da petrolle \u00e7al\u0131\u015fan termik santrallerden yay\u0131ld\u0131\u011f\u0131n\u0131, bacadan atmosfere sal\u0131nmadan \u00f6nce yakalanmas\u0131n\u0131n en ba\u015far\u0131l\u0131 \u00e7\u00f6z\u00fcm olarak bilindi\u011fini anlatt\u0131. Mevcut ar\u0131tma teknolojisi \u00e7ok masrafl\u0131 oldu\u011fu i\u00e7in kurum ve devletlerin uygulamaya koymad\u0131\u011f\u0131n\u0131, dahas\u0131 karbondioksit kar\u0131\u015f\u0131m olarak \u00e7\u0131kt\u0131\u011f\u0131 i\u00e7in de fazladan bir ayr\u0131\u015ft\u0131rmaya tabi tutulmas\u0131n gerekti\u011fini, esas s\u0131k\u0131nt\u0131n\u0131n da buradan \u00e7\u0131kt\u0131\u011f\u0131n\u0131 vurgulad\u0131lar.<\/p>\n

Baca gaz\u0131n\u0131n y\u00fczde 75\u2032i azot<\/h2>\n

Bir termik santralin bacas\u0131ndan \u00e7\u0131kan gaz kar\u0131\u015f\u0131m\u0131nda y\u00fczde 70-75 azot, y\u00fczde 15-16 karbondioksit ve y\u00fczde 5-7 su buhar\u0131 bulundu\u011funu, 40-75 derece aras\u0131 s\u0131cakl\u0131\u011fa sahip oldu\u011funu aktaran T\u00fcrk bilimadamlar\u0131, karbondioksiti ba\u015far\u0131l\u0131 bir \u015fekilde ayr\u0131\u015ft\u0131racak maddenin be\u015f \u00f6zelli\u011fini \u015f\u00f6yle s\u0131ralad\u0131: \u201cKarbondioksiti sevmesi, s\u0131cakl\u0131\u011fa ve su buhar\u0131na dayan\u0131kl\u0131 olmas\u0131, \u00e7abuk geri kazan\u0131lmas\u0131 ve ucuzlu\u011fu. Ke\u015ffetti\u011fimiz malzemede bu \u00f6zellikleri sa\u011flamakla kalmad\u0131k, ayn\u0131 zamanda bir tane daha ekleyerek azot gaz\u0131n\u0131 sevmemesini de sa\u011flad\u0131k. Belirledi\u011fimiz kimyasal formulasyonla (azo gruplar\u0131), azot gaz\u0131n\u0131n se\u00e7imli olarak reddedilmesini ve ayr\u0131\u015ft\u0131rma oran\u0131n\u0131 \u00e7ok y\u00fcksek de\u011ferlere \u00e7ekerek d\u00fcnya rekoru k\u0131rd\u0131k. Geli\u015ftirdi\u011fimiz delikli azo-cop yap\u0131s\u0131, karbondioksiti tutarken azot gaz\u0131n\u0131 reddetmektedir. Bu y\u00f6ntemin \u00e7ok yak\u0131nda end\u00fcstride de kullan\u0131lmas\u0131 \u00f6ng\u00f6r\u00fclmektedir.\u201d<\/p>\n

Termik santrallerdeki baca gaz\u0131<\/h2>\n

Ba\u015far\u0131yla ayr\u0131\u015ft\u0131rd\u0131klar\u0131 karbondioksiti, \u015fimdiden yeni hedef olarak geri kazan\u0131mla faydal\u0131 \u00fcr\u00fcnlere \u00e7evirmeye koyulan Co\u015fkun ve Yavuz, bunun i\u00e7in muhtemel \u00fcr\u00fcn yelpazesini, sahte cam olan polikarbonattan ba\u015flayarak benzin katk\u0131s\u0131 olabilecek metanole kadar geni\u015flettiklerini anlatt\u0131. Karbondioksit sal\u0131n\u0131mlar\u0131n\u0131 azaltman\u0131n en h\u0131zl\u0131 yolu, elektrik santrallerinden \u00e7\u0131kan baca gazlar\u0131ndan karbondioksiti toplamakt\u0131r. Bu i\u015flem i\u00e7in teknoloji bulunmakla birlikte yat\u0131r\u0131mc\u0131ya en az y\u00fczde 8, en fazla y\u00fczde 35 enerji kayb\u0131 getirmektedir. Bunun yan\u0131s\u0131ra kullan\u0131lan malzemeler pasland\u0131r\u0131c\u0131 ve zehirlidir, kolayca da bozulmaktad\u0131r. Bizim bulu\u015fumuz, b\u00fct\u00fcn bu eksiklikleri tamamlayarak end\u00fcstriye ciddi kolayl\u0131k sa\u011flayacakt\u0131r.\u201d dedi.<\/p>\n

Kaynak: EnerjiEnstit\u00fcs\u00fc<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Turkish. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.Azot gaz\u0131n\u0131 sevmeyen bir madde ke\u015ffeden iki T\u00fcrk bilimadam\u0131, k\u00fcresel \u0131s\u0131nmay\u0131 yava\u015flatabilecek \u00f6nemli bir bulu\u015fa imza att\u0131. Nature Communications Dergisi\u2019nin bu ayki say\u0131s\u0131nda […]<\/p>\n","protected":false},"author":1,"featured_media":5748,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[53,52],"tags":[2042,2043,1673,67,12,982,1750,2030],"views":569,"_links":{"self":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/5747"}],"collection":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/comments?post=5747"}],"version-history":[{"count":3,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/5747\/revisions"}],"predecessor-version":[{"id":5750,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/5747\/revisions\/5750"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media\/5748"}],"wp:attachment":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media?parent=5747"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/categories?post=5747"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/tags?post=5747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}