{"id":26124,"date":"2023-01-09T13:03:00","date_gmt":"2023-01-09T16:03:00","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/publication-bias-copy-copy\/"},"modified":"2023-01-12T17:12:37","modified_gmt":"2023-01-12T20:12:37","slug":"what-is-sustainable-fuel","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/lt\/kas-yra-tvarus-kuras\/","title":{"rendered":"Kas yra tvarus kuras? Ar tvarus kuras yra kitas didelis dalykas?"},"content":{"rendered":"<p>Pastaruoju metu \u017emon\u0117s prad\u0117jo skleisti informacij\u0105 apie visuotin\u012f at\u0161ilim\u0105 ir apie tai, kad jis gali lemti m\u016bs\u0173 i\u0161nykim\u0105. Ar kada nors susim\u0105st\u0117te, koks veiksnys daugiausia lemia \u0161\u012f rei\u0161kin\u012f?<\/p>\n\n\n\n<p>Vienas i\u0161 pagrindini\u0173 veiksni\u0173 - m\u016bs\u0173 transporto priemoni\u0173, ypa\u010d aviacijos transporto priemoni\u0173, i\u0161metamas anglies dioksido kiekis. Dabar mes nesiruo\u0161iame ai\u0161kintis, kaip tai lemia, nes to turb\u016bt mok\u0117t\u0117s mokykloje.<\/p>\n\n\n\n<p>\u0160iame straipsnyje kalb\u0117sime apie tvar\u0173j\u012f kur\u0105 arba tvar\u0173j\u012f aviacin\u012f kur\u0105, kuris gali b\u016bti alternatyvus reaktyvini\u0173 varikli\u0173 kuras, pakei\u010diantis i\u0161kastin\u012f kur\u0105. Dabar jums gali kilti \u0161ie klausimai: kas yra tvarus kuras? Kaip jis padeda suma\u017einti oro transporto priemoni\u0173 i\u0161metamo anglies dioksido kiek\u012f? Ar tai bus patikima alternatyva i\u0161kastiniam kurui, nes aviacija n\u0117ra ta sritis, kurioje reik\u0117t\u0173 eksperimentuoti? Atsakysime \u012f \u0161iuos klausimus, o kai perskaitysite vis\u0105 straipsn\u012f, ai\u0161kiai suprasite, k\u0105 rei\u0161kia \u0161is naujas \u0161urmulys d\u0117l tvari\u0173j\u0173 degal\u0173.&nbsp;<\/p>\n\n\n\n<h2>Kas yra tvarus kuras?<\/h2>\n\n\n\n<p>Tvar\u016bs degalai, arba IATA vartojamas terminas SAF (angl. Sustainable Aviation Fuel), yra tradicinio i\u0161kastinio kuro alternatyva, nes pastarojo paliekamas anglies dioksido p\u0117dsakas yra mil\u017eini\u0161kas.<\/p>\n\n\n\n<p>Kad tai suma\u017e\u0117t\u0173, Tarptautin\u0117 oro transporto asociacija (IATA) pasi\u016bl\u0117 tvari\u0173j\u0173 degal\u0173 id\u0117j\u0105, pagal kuri\u0105 galime gaminti degalus, kurie prilygsta i\u0161kastiniams degalams, ta\u010diau yra gaminami i\u0161 \u017ealiav\u0173. D\u0117l to labai suma\u017e\u0117s anglies dioksido i\u0161metimas, palyginti su iki \u0161iol naudojamais tradiciniais reaktyviniais degalais.&nbsp;&nbsp;<\/p>\n\n\n\n<h2>Tvaraus kuro svarba<\/h2>\n\n\n\n<p>\u0160iais laikais kelion\u0117s l\u0117ktuvu tapo patogesn\u0117s, nes per kelias valandas ar dienas galime be r\u016bpes\u010di\u0173 pasiekti bet kur\u012f pasaulio kra\u0161t\u0105. Tod\u0117l apie visi\u0161k\u0105 aviacijos pramon\u0117s atsisakym\u0105 negali b\u016bti n\u0117 kalbos; vietoj to tur\u0117tume pereiti prie alternatyvi\u0173 degal\u0173, kurie pa\u0161alint\u0173 pagrindin\u0119 \u0161i\u0173 transporto priemoni\u0173 i\u0161metamo anglies dioksido problem\u0105.<\/p>\n\n\n\n<p>Neseniai IATA atlikto tyrimo duomenimis, per vien\u0105 skryd\u017eio reis\u0105 i\u0161metama beveik 1 tona CO2. Dabar \u012fsivaizduokite, kiek anglies dioksido per dien\u0105 i\u0161meta visi skryd\u017eiai visame pasaulyje. \u0160i\u0105 problem\u0105 i\u0161sprend\u017eia tvar\u016bs degalai, kurie kai kuriais atvejais leid\u017eia \u012fsp\u016bdingai suma\u017einti anglies dvideginio emisij\u0105 - net iki 80%.&nbsp;<\/p>\n\n\n\n<p>Be to, palyginti su kitais degalais, SAF sud\u0117tyje yra ma\u017eiau priemai\u0161\u0173, daugiausia sieros, tod\u0117l ma\u017e\u0117ja ir sieros dioksido emisija.&nbsp;<\/p>\n\n\n\n<h2>I\u0161 ko gaminamas tvarus kuras?<\/h2>\n\n\n\n<p>Pasinerkime \u012f \u0161io futuristinio ekologi\u0161ko kuro gamybos recept\u0105. Kaip min\u0117ta anks\u010diau, SAF gaminamas tik i\u0161 \u012fvairi\u0173 produkt\u0173 \u017ealiav\u0173. Pagrindin\u0117s sudedamosios dalys yra \u0161ios:<\/p>\n\n\n\n<ul>\n<li>Dumbliai<\/li>\n\n\n\n<li>Aliejin\u0117s s\u0117klos<\/li>\n\n\n\n<li>Riebalai, aliejus ir tepalai<\/li>\n\n\n\n<li>Kukur\u016bz\u0173 gr\u016bdai<\/li>\n\n\n\n<li>\u017dem\u0117s \u016bkio liekanos<\/li>\n\n\n\n<li>Mi\u0161kininkyst\u0117s liekanos<\/li>\n\n\n\n<li>Kietosios komunalin\u0117s atliekos<\/li>\n\n\n\n<li>&nbsp;M\u0117\u0161las&nbsp;<\/li>\n<\/ul>\n\n\n\n<p>\u0160iame did\u017eiuliame i\u0161tekli\u0173 s\u0105ra\u0161e yra pakankamai \u017ealiav\u0173, kad b\u016bt\u0173 patenkinti visos JAV aviacijos pramon\u0117s degal\u0173 poreikiai. Apskai\u010diuota, kad i\u0161 jo galima pagaminti 50-60 mlrd. galon\u0173 SAF.<\/p>\n\n\n\n<h2>Biodegalai ir tvarus kuras<\/h2>\n\n\n\n<p>Daugelis \u017emoni\u0173 mano, kad tvarus kuras yra tas pats, kas biokuras. I\u0161 tikr\u0173j\u0173 jiems susidaro \u012fsp\u016bdis, kad ir vieni, ir kiti gaminami ir perdirbami tuo pa\u010diu b\u016bdu, o tai tik kitas biokuro pavadinimas.<\/p>\n\n\n\n<p>Ta\u010diau i\u0161 ties\u0173 j\u0173 gamyba labai skiriasi. Jei kalb\u0117sime apie biodegalus, jie gaminami i\u0161 biologini\u0173 i\u0161tekli\u0173, pavyzd\u017eiui, augalin\u0117s ar gyv\u016bnin\u0117s med\u017eiagos, be to, n\u0117ra joki\u0173 garantij\u0173, kad produktas yra tvarus. Tarkime, kai kurie biodegalai gaminami i\u0161 augal\u0173, kuriems auginti reikia i\u0161kirsti mi\u0161kus, tod\u0117l daroma papildoma \u017eala aplinkai.<\/p>\n\n\n\n<p>Ta\u010diau jei pa\u017evelgtume \u012f SAF atvej\u012f, tai nieko pana\u0161aus. Jame bus naudojamos tik tokios \u017ealiavos, kurias galima pagaminti jokiu b\u016bdu nedarant \u017ealos aplinkai. D\u0117l \u0161io svarbaus veiksnio SAF naudojimas yra patikimesnis.&nbsp;<\/p>\n\n\n\n<h2>Ar tvarus kuras gali pad\u0117ti suma\u017einti anglies dioksido i\u0161metim\u0105?<\/h2>\n\n\n\n<p>Nors SAF nei\u0161skiria per daug CO2, turime atsi\u017evelgti \u012f CO2, kuris i\u0161metamas j\u012f gaminant, pavyzd\u017eiui, \u012f \u012frang\u0105, reikaling\u0105 augalams auginti, prek\u0117ms gabenti, i\u0161 j\u0173 pagamintam kurui perdirbti ir pan. Jei atsi\u017evelgsime net \u012f \u0161iuos veiksnius, i\u0161metam\u0173 ter\u0161al\u0173 kiekis yra palyginti ma\u017eesnis nei i\u0161kastinio kuro.<\/p>\n\n\n\n<p>D\u0117l \u0161ios prie\u017easties visas pasaulis siekia naudoti SAF kaip alternatyv\u0173 kur\u0105. Jau gaminami suderinami reaktyviniai varikliai, kurie pakeis tradicinius, nes tikimasi, kad per ateinan\u010dius de\u0161imtme\u010dius j\u0173 poreikis patrigub\u0117s. Tai \u012frodo, kad SAF i\u0161 tikr\u0173j\u0173 gali pad\u0117ti ma\u017einti anglies dioksido i\u0161metim\u0105 ir u\u017etikrinti saugesn\u0119 bei tvaresn\u0119 ateit\u012f.&nbsp;<\/p>\n\n\n\n<h2>Nenorite prad\u0117ti nuo nulio?<\/h2>\n\n\n\n<p>Nenorite prad\u0117ti tyrimo nuo nulio? Mes suprantame j\u016bs\u0173 skausm\u0105! Nelengva planuoti savo tyrim\u0105, tod\u0117l mes esame \u010dia, kad jums pad\u0117tume. <a href=\"https:\/\/mindthegraph.com\" target=\"_blank\" rel=\"noreferrer noopener\">Mind the Graph<\/a> yra infografikos \u012frankis, kuris vizualiai pristato mokslines s\u0105vokas ir palengvina tiriam\u0105j\u012f darb\u0105. U\u017esiregistruokite ir gaukite prieig\u0105 prie 65 000 tiksli\u0173 mokslini\u0173 skai\u010di\u0173 bibliotekos.<\/p>\n\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"648\" height=\"535\" src=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/11\/beautiful-poster-templates.png\" alt=\"\" class=\"wp-image-25482\" srcset=\"https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/11\/beautiful-poster-templates.png 648w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/11\/beautiful-poster-templates-300x248.png 300w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/11\/beautiful-poster-templates-15x12.png 15w, https:\/\/mindthegraph.com\/blog\/wp-content\/uploads\/2022\/11\/beautiful-poster-templates-100x83.png 100w\" sizes=\"(max-width: 648px) 100vw, 648px\" \/><\/figure><\/div>\n\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"is-layout-flex wp-block-buttons\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-background wp-element-button\" href=\"https:\/\/mindthegraph.com\/\" style=\"border-radius:50px;background-color:#dc1866\" target=\"_blank\" rel=\"noreferrer noopener\">Iliustracijomis pagausinkite mano tyrimus<\/a><\/div>\n<\/div>\n\n\n\n<div style=\"height:44px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Su\u017einokite, kas yra tvarus kuras, kaip jis padeda ma\u017einti anglies dioksido p\u0117dsak\u0105 aplinkoje ir kokia jo svarba.<\/p>","protected":false},"author":33,"featured_media":26141,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[959,28],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Sustainable Fuel? Is Sustainable Fuel The Next Big Thing?<\/title>\n<meta name=\"description\" content=\"Learn what is sustainable fuel, how it helps to reduce carbon footprint in the environment, and its importance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/lt\/kas-yra-tvarus-kuras\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Sustainable Fuel? 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