{"id":7082,"date":"2021-09-09T15:27:18","date_gmt":"2021-09-09T13:27:18","guid":{"rendered":"https:\/\/innovair.org\/?p=7082"},"modified":"2021-09-17T15:05:20","modified_gmt":"2021-09-17T13:05:20","slug":"unik-studie-kopplar-ihop-utslappsmal-med-klimatmal","status":"publish","type":"post","link":"https:\/\/innovair.org\/en\/2021\/09\/09\/unik-studie-kopplar-ihop-utslappsmal-med-klimatmal\/","title":{"rendered":"Unik studie kopplar ihop utsl\u00e4ppsm\u00e5l med klimatm\u00e5l"},"content":{"rendered":"[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221; phone_text_alignment=&#8221;default&#8221; column_border_width=&#8221;none&#8221; column_border_style=&#8221;solid&#8221; bg_image_animation=&#8221;none&#8221;][vc_column_text]Chalmers har deltagit i en studie ledd av tyska flyg- och rymdcentret DLR, publicerad i Nature Communications, om i vilken utstr\u00e4ckning flygets uppsatta utsl\u00e4ppsm\u00e5l bidrar till Parisavtalets uppv\u00e4rmningsm\u00e5l. Resultaten bygger delvis p\u00e5 den typ av resonemang som Innovair f\u00f6rde i NRIA Flyg 2020 vad g\u00e4ller olika insatsers p\u00e5verkan p\u00e5 den totala effekten. Skillnaden \u00e4r att denna studie ber\u00e4knar temperatur\u00f6kningen fr\u00e5n flygandet, inklusive h\u00f6gh\u00f6jdseffekter, som ett resultat av att olika m\u00e5lscenarier uppfylls.<\/p>\n<p>Grundl\u00e4ggande f\u00f6r resonemanget \u00e4r att flyget i dagsl\u00e4get st\u00e5r f\u00f6r fem procent av den m\u00e4nniskop\u00e5verkade kilmatf\u00f6r\u00e4ndringen, och \u00e4ven i framtiden kan till\u00e5tas g\u00f6ra det. I s\u00e5 fall kan flyget f\u00e5 bidra till en maximal temperaturh\u00f6jning p\u00e5 0,1 grader (fem procent av tv\u00e5gradersm\u00e5let) eller 0,075 grader (1,5-gradersm\u00e5let).<\/p>\n<p>Studien uppskattar att om vi slutar utveckla flygteknik, och anv\u00e4nder dagens teknik of\u00f6r\u00e4ndrad i framtiden, ger flyget en h\u00f6jning p\u00e5 drygt 0,13 grader till 2050 och med fortsatt stark \u00f6kning d\u00e4refter. Om tekniken t\u00e4nks utvecklas med dagens hastighet hamnar vi i st\u00e4llet p\u00e5 cirka 0,11 grader 2050 och en fortsatt \u00f6kning efter det, om \u00e4n lite svagare. L\u00e4gger man p\u00e5 koldioxidkompenserande \u00e5tg\u00e4rder (CORSIA) sjunker tillv\u00e4xten ytterligare, men den \u00e4r fortfarande f\u00f6r h\u00f6g f\u00f6r tv\u00e5gradersm\u00e5let och v\u00e4xer \u00e4ven efter 2050. Det \u00e4r f\u00f6rst n\u00e4r teknikutvecklingen matchar den m\u00e5lbild som ACARE bed\u00f6mer \u00e4r m\u00f6jlig (och som avspeglas i de utsl\u00e4ppsm\u00e5l som anges i ACAREs Flightpath 2050, som Innovair anv\u00e4nder som klimatm\u00e5l) som vi p\u00e5 sikt kan hamna under 0,1 graders \u00f6kning och stanna d\u00e4r.<\/p>\n<p>I studien studeras \u00e4ven ett \u201dbottom-up\u201d-scenario d\u00e4r forskarna f\u00f6rs\u00f6ker definiera de flygplan och motorer som bed\u00f6ms vara m\u00f6jliga att konstruera och inf\u00f6ra i tj\u00e4nst inom de utsatta tidsramarna. Om dessa flygplan utvecklas n\u00e5s visserligen tv\u00e5gradersm\u00e5let men inte 1,5-gradersm\u00e5let trots en relativt snabb inf\u00f6rsel av biobr\u00e4nslen.<\/p>\n<p>Studien har f\u00e5tt stor uppm\u00e4rksamhet och g\u00e5r helt i linje med Innovairs riktlinjer f\u00f6r svensk flygteknisk innovation. Den p\u00e5visar behovet av att flygteknikutveckling premieras.<\/p>\n<p>L\u00e4s studien <a href=\"https:\/\/www.nature.com\/articles\/s41467-021-24091-y\" target=\"_blank\" rel=\"noopener\">h\u00e4r<\/a>; l\u00e4s mer om \u2013 och ladda ned \u2013 NRIA Flyg 2020 <a title=\"NRIA Flyg 2020\" href=\"https:\/\/innovair.org\/nria-flyg\/nria-flyg-2020\/\">h\u00e4r<\/a>.[\/vc_column_text][\/vc_column][\/vc_row]\n","protected":false},"excerpt":{"rendered":"<p>[vc_row type=&#8221;in_container&#8221; full_screen_row_position=&#8221;middle&#8221; column_margin=&#8221;default&#8221; column_direction=&#8221;default&#8221; column_direction_tablet=&#8221;default&#8221; column_direction_phone=&#8221;default&#8221; scene_position=&#8221;center&#8221; text_color=&#8221;dark&#8221; text_align=&#8221;left&#8221; row_border_radius=&#8221;none&#8221; row_border_radius_applies=&#8221;bg&#8221; overlay_strength=&#8221;0.3&#8243; gradient_direction=&#8221;left_to_right&#8221; shape_divider_position=&#8221;bottom&#8221; bg_image_animation=&#8221;none&#8221;][vc_column column_padding=&#8221;no-extra-padding&#8221; column_padding_tablet=&#8221;inherit&#8221; column_padding_phone=&#8221;inherit&#8221; column_padding_position=&#8221;all&#8221; background_color_opacity=&#8221;1&#8243; background_hover_color_opacity=&#8221;1&#8243; column_shadow=&#8221;none&#8221; column_border_radius=&#8221;none&#8221; column_link_target=&#8221;_self&#8221; gradient_direction=&#8221;left_to_right&#8221; overlay_strength=&#8221;0.3&#8243; width=&#8221;1\/1&#8243; tablet_width_inherit=&#8221;default&#8221; tablet_text_alignment=&#8221;default&#8221;&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-7082","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-ovrigt"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/posts\/7082","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/comments?post=7082"}],"version-history":[{"count":3,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/posts\/7082\/revisions"}],"predecessor-version":[{"id":7100,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/posts\/7082\/revisions\/7100"}],"wp:attachment":[{"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/media?parent=7082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/categories?post=7082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/innovair.org\/en\/wp-json\/wp\/v2\/tags?post=7082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}