{"id":14511,"date":"2022-12-15T11:38:41","date_gmt":"2022-12-15T10:38:41","guid":{"rendered":"https:\/\/www.freelance-engineering.fr\/blog\/?p=14511"},"modified":"2022-12-15T16:01:24","modified_gmt":"2022-12-15T15:01:24","slug":"decarbonation-aviation","status":"publish","type":"post","link":"https:\/\/www.freelance-engineering.fr\/blog\/decarbonation-aviation\/","title":{"rendered":"D\u00e9carbonation de l&rsquo;aviation : 5 pistes envisag\u00e9es"},"content":{"rendered":"\n<p>Au cours des trois derni\u00e8res d\u00e9cennies, presque tous les secteurs ont augment\u00e9 leurs \u00e9missions, mais l\u2019aviation a augment\u00e9 plus rapidement que la plupart des autres secteurs. La <strong>d\u00e9carbonisation de l\u2019aviation <\/strong>constituera une part importante de l\u2019<strong>\u00e9conomie nette z\u00e9ro de demain<\/strong>. Les technologies telles que la <strong>propulsion hybride-hydrog\u00e8ne <\/strong>et les <strong>carburants d\u2019aviation durables <\/strong>seront des \u00e9l\u00e9ments cl\u00e9s de l\u2019avenir du secteur.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>L\u2019aviation a un<strong> impact consid\u00e9rable sur l\u2019environnement<\/strong>, puisqu\u2019elle produit<strong> plus de 2&nbsp;% des \u00e9missions mondiales de dioxyde de carbone<\/strong> et contribue au changement climatique. <\/p>\n<\/blockquote>\n\n\n\n<p>Alors que le monde continue de <a href=\"https:\/\/www.freelance-engineering.fr\/blog\/informatique-quantique-lutte-rechauffement-climatique\/\">lutter contre le changement climatique<\/a>, il est de plus en plus important de prendre des mesures pour <strong>d\u00e9carboniser l\u2019aviation<\/strong>. Qu\u2019il s\u2019agisse d\u2019utiliser des <strong>sources de carburant renouvelables<\/strong> ou d\u2019investir dans des <strong>technologies a\u00e9ronautiques avanc\u00e9es<\/strong>, il existe de nombreuses fa\u00e7ons de <strong>r\u00e9duire l\u2019impact environnemental du transport a\u00e9rien<\/strong>. <\/p>\n\n\n\n<p>Cet article explore cinq des m\u00e9thodes les plus efficaces pour d\u00e9carboniser l\u2019aviation et examine leur potentiel \u00e0 apporter un changement durable.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u2019avion \u00e0 hydrog\u00e8ne<\/h2>\n\n\n\n<p>L\u2019un des moyens les plus prometteurs de d\u00e9carboniser l\u2019aviation consiste \u00e0 <strong>remplacer les combustibles fossiles par de l\u2019hydrog\u00e8ne<\/strong>. Cette strat\u00e9gie est dans le collimateur depuis plusieurs ann\u00e9es et pourrait changer la donne pour l\u2019industrie a\u00e9ronautique.<\/p>\n\n\n\n<p>Les avions fonctionnant \u00e0 l\u2019hydrog\u00e8ne utilisent la m\u00eame r\u00e9action chimique que les moteurs \u00e0 combustion utilis\u00e9s dans les avions actuels, sauf que l\u2019hydrog\u00e8ne remplace la source de carburant. Ainsi, au lieu de d\u00e9pendre des combustibles fossiles, ces avions utiliseraient l\u2019\u00e9lectricit\u00e9 produite par des<strong> piles \u00e0 hydrog\u00e8ne <\/strong>pour alimenter les moteurs. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>On estime que les piles \u00e0 hydrog\u00e8ne r\u00e9duiraient les \u00e9missions de carbone d\u2019au moins 70&nbsp;% par rapport aux carburants classiques. <\/p>\n<\/blockquote>\n\n\n\n<p>Il est \u00e9galement important de noter que<strong> l\u2019hydrog\u00e8ne est produit \u00e0 partir de sources d\u2019\u00e9nergie renouvelables<\/strong>, telles que l\u2019\u00e9nergie solaire et \u00e9olienne, ce qui signifie qu\u2019il est <strong>neutre en carbone<\/strong>.<\/p>\n\n\n\n<p>Dans le cadre de son programme <strong>ZEROe<\/strong>, <strong>Airbus<\/strong> travaille sur une mission visant \u00e0 faire du transport a\u00e9rien \u00e0 \u00e9mission z\u00e9ro une r\u00e9alit\u00e9. L\u2019\u00e9ch\u00e9ance de cet objectif a \u00e9t\u00e9 fix\u00e9e \u00e0 l\u2019ann\u00e9e&nbsp;<strong>2035<\/strong>. Pour l\u2019atteindre, Airbus compte sur l\u2019hydrog\u00e8ne et sur un<strong> avion de d\u00e9monstration A380<\/strong> sp\u00e9cialement \u00e9quip\u00e9 de <strong>quatre r\u00e9servoirs d\u2019hydrog\u00e8ne liquide \u00e0 l\u2019arri\u00e8re <\/strong>et d\u2019un <strong>moteur \u00e0 hydrog\u00e8ne <\/strong>situ\u00e9 sur toute la longueur du fuselage. Des essais n\u00e9cessaires pour \u00e9valuer le rendement de l\u2019hydrog\u00e8ne dans le syst\u00e8me de propulsion \u00e0 l\u2019hydrog\u00e8ne.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-1024x576.webp\" alt=\"\" class=\"wp-image-14512\" srcset=\"https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-1024x576.webp 1024w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-300x169.webp 300w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-768x432.webp 768w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-380x214.webp 380w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN-800x450.webp 800w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/Airbus-ZEROe-infographics-EN.webp 1056w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Projet d&rsquo;avion \u00e0 hydrog\u00e8ne ZEROE d&rsquo;Airbus<\/figcaption><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><meta http-equiv=\"content-type\" content=\"text\/html; charset=utf-8\">\u00c0 lire aussi : <a href=\"https:\/\/www.freelance-engineering.fr\/blog\/top-entreprises-deep-tech\/\">5 entreprises Deep Tech qui vont r\u00e9volutionner 2023<\/a><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Les biok\u00e9ros\u00e8nes<\/h2>\n\n\n\n<p>Le <strong>biok\u00e9ros\u00e8ne<\/strong> est un <strong>carburant renouvelable<\/strong> fabriqu\u00e9 \u00e0 partir de<strong> mati\u00e8res v\u00e9g\u00e9tales<\/strong>, comme l\u2019huile de palme, de noix de coco ou de jatropha, qui peut \u00eatre utilis\u00e9 pour alimenter les avions. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Le biok\u00e9ros\u00e8ne devrait permettre de r\u00e9duire les \u00e9missions de CO2 jusqu\u2019\u00e0 80&nbsp;% par rapport au k\u00e9ros\u00e8ne classique. <\/p>\n<\/blockquote>\n\n\n\n<p>En plus de sa <strong>faible empreinte carbone<\/strong>, le biok\u00e9ros\u00e8ne devrait \u00eatre <strong>moins cher que le k\u00e9ros\u00e8ne classique<\/strong>, ce qui en fait une meilleure alternative aux combustibles fossiles.<\/p>\n\n\n\n<p><strong>Bionext<\/strong>, la soci\u00e9t\u00e9 responsable de l\u2019initiative <strong>BioTfueL\u00ae<\/strong>, a r\u00e9ussi \u00e0 fabriquer du biok\u00e9ros\u00e8ne avec un minimum d&rsquo;\u00e9missions de carbone en cr\u00e9ant des <strong>synth\u00e9tiques de Fischer-Tropsch \u00e0 partir de d\u00e9chets de bois<\/strong>. Cette fabrication semi-industrielle permet de g\u00e9n\u00e9rer des <strong>substituts de carburant d&rsquo;aviation respectueux de l&rsquo;environnement<\/strong>, comme le <strong>biodiesel synth\u00e9tique issu de r\u00e9sidus de biomasse<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"680\" height=\"1024\" src=\"https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/29_biotfuel_fr_nol_1_0-680x1024.jpg\" alt=\"\" class=\"wp-image-14513\" srcset=\"https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/29_biotfuel_fr_nol_1_0-680x1024.jpg 680w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/29_biotfuel_fr_nol_1_0-199x300.jpg 199w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/29_biotfuel_fr_nol_1_0-380x572.jpg 380w, https:\/\/www.freelance-engineering.fr\/blog\/wp-content\/uploads\/2022\/12\/29_biotfuel_fr_nol_1_0.jpg 704w\" sizes=\"(max-width: 680px) 100vw, 680px\" \/><figcaption class=\"wp-element-caption\">Le projet BioTfueL\u00ae utilise des biocarburants cr\u00e9\u00e9s gr\u00e2ce \u00e0 la thermochimie<\/figcaption><\/figure>\n\n\n\n<p>Cependant, pour \u00eatre largement adopt\u00e9, le biok\u00e9ros\u00e8ne doit \u00eatre<strong> produit \u00e0 l\u2019\u00e9chelle industrielle<\/strong>. Les biok\u00e9ros\u00e8nes sont <strong>d\u00e9j\u00e0 employ\u00e9s dans le domaine de l\u2019aviation civile<\/strong> et ont b\u00e9n\u00e9fici\u00e9 d\u2019incitations de la part du gouvernement, avec un taux d\u2019incorporation croissant, pour atteindre 50&nbsp;% en 2050 pour la France.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Les e-carburants<\/h2>\n\n\n\n<p>Les<strong> e-carburants<\/strong> sont <strong>fabriqu\u00e9s \u00e0 partir de sources organiques renouvelables<\/strong> et peuvent \u00eatre cr\u00e9\u00e9s \u00e0 partir d\u2019<strong>eau<\/strong>, de <strong>dioxyde de carbone<\/strong> et d\u2019<strong>\u00e9nergie renouvelable<\/strong>. Ils sont consid\u00e9r\u00e9s comme une <strong>option \u00e0 la biomasse<\/strong>. <\/p>\n\n\n\n<p>La difficult\u00e9 consiste \u00e0 les<strong> fabriquer \u00e0 grande \u00e9chelle<\/strong> et \u00e0 les proposer \u00e0 un prix raisonnable.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Les e-carburants ne sont pas encore disponibles sur le march\u00e9, et on pr\u00e9voit qu\u2019ils ne le seront pas avant 2030. La France a allou\u00e9 200&nbsp;millions d\u2019euros en 2021 pour la recherche et l\u2019avancement de ces technologies dans le cadre de l\u2019initiative \u00ab\u2009France&nbsp;2030\u2009\u00bb.<\/p>\n<\/blockquote>\n\n\n\n<p>Ces carburants ont un<strong> large \u00e9ventail d\u2019applications potentielles<\/strong>, y compris l\u2019alimentation des avions. Les e-carburants ont une<strong> faible empreinte carbone<\/strong> et peuvent \u00eatre fabriqu\u00e9s \u00e0 partir de diverses mati\u00e8res premi\u00e8res durables, allant des <strong>algues<\/strong> aux <strong>d\u00e9chets agricoles<\/strong>. <\/p>\n\n\n\n<p>Comme le biok\u00e9ros\u00e8ne, les e-carburants devraient \u00eatre moins chers que le k\u00e9ros\u00e8ne classique et devraient br\u00fbler plus proprement, avec moins d\u2019\u00e9missions. Ces avantages font des e-carburants une option int\u00e9ressante pour <strong>r\u00e9duire l\u2019impact environnemental de l\u2019aviation<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u00c0 lire aussi : <a href=\"https:\/\/www.freelance-engineering.fr\/blog\/crise-industrie-automobile-mutations\/\">Crise de l\u2019industrie automobile\u00a0: quelles mutations \u00e0 venir\u00a0?<\/a><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Les am\u00e9liorations technologiques<\/h2>\n\n\n\n<p>L\u2019<strong>am\u00e9lioration du rendement \u00e9nerg\u00e9tique des avions<\/strong> est l\u2019un des aspects les plus importants du plan de l\u2019industrie a\u00e9ronautique visant \u00e0 r\u00e9duire la production de dioxyde de carbone. <\/p>\n\n\n\n<p>Certaines des principales compagnies a\u00e9riennes mondiales remplacent actuellement leurs flottes par <strong>des avions plus \u00e9conomes en carburant<\/strong>, ce qui permet de constater des progr\u00e8s. N\u00e9anmoins, pour que le secteur atteigne ses objectifs ambitieux en mati\u00e8re d\u2019\u00e9missions, <strong>de nouveaux progr\u00e8s technologiques seront n\u00e9cessaires<\/strong>.<\/p>\n\n\n\n<p>Une fa\u00e7on d\u2019am\u00e9liorer la technologie dans l\u2019aviation est d\u2019<strong>augmenter l\u2019utilisation d\u2019avions poss\u00e9dant des syst\u00e8mes de propulsion hybrides ou \u00e9lectriques durables<\/strong>. En outre, on s\u2019int\u00e9resse de plus en plus \u00e0 l\u2019utilisation des <strong>ailettes<\/strong>, des <strong>dispositifs de r\u00e9duction de la tra\u00een\u00e9e<\/strong> qui augmentent le rendement \u00e9nerg\u00e9tique, et des <strong>mat\u00e9riaux en fibre de carbone<\/strong>, qui sont <strong>plus l\u00e9gers et plus \u00e9conomes<\/strong> en carburant que les mat\u00e9riaux traditionnels utilis\u00e9s dans la construction des avions.<\/p>\n\n\n\n<p>Les avions traditionnels \u00e0 tubes et \u00e0 ailes n\u2019offrent pas beaucoup de possibilit\u00e9s d\u2019am\u00e9liorer consid\u00e9rablement le rendement \u00e9nerg\u00e9tique. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>L\u2019introduction d\u2019avions plus efficaces gr\u00e2ce aux technologies \u00e9mergentes devrait permettre de r\u00e9duire les rejets totaux de CO<sub>2<\/sub> du secteur de l\u2019aviation d\u2019ici 2050.<\/p>\n<\/blockquote>\n\n\n\n<p>La technologie n\u2019est pas le seul facteur d\u2019am\u00e9lioration des \u00e9conomies de carburant. Les avions vieillissants, qui atteignent une dur\u00e9e de vie typique de 20 \u00e0 25&nbsp;ans, et la pression exerc\u00e9e pour r\u00e9duire les \u00e9missions de CO<sub>2<\/sub> sont \u00e0 l\u2019origine du renouvellement des flottes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Une mod\u00e9ration du trafic<\/h2>\n\n\n\n<p>Pour g\u00e9rer le <strong>trafic a\u00e9rien<\/strong>, des mesures de maintien de la <strong>sobri\u00e9t\u00e9<\/strong> sont prises et l\u2019on constate une augmentation substantielle de l\u2019utilisation des carburants d\u2019aviation durables (CAD) pour faire baisser les \u00e9missions collectives d\u2019ici 2050.<\/p>\n\n\n\n<p>M\u00eame si les carburants \u00ab\u2009verts\u2009\u00bb et l\u2019hydrog\u00e8ne peuvent contribuer \u00e0 r\u00e9duire la pollution atmosph\u00e9rique, le <strong>contr\u00f4le de l\u2019augmentation du trafic <\/strong>est la solution imm\u00e9diate la plus productive pour r\u00e9duire le carbone dans l\u2019atmosph\u00e8re provenant du transport a\u00e9rien. <\/p>\n\n\n\n<p>En effet, les solutions technologiques mettront un certain temps \u00e0 \u00eatre utilis\u00e9es, alors que la<strong> mod\u00e9ration du trafic <\/strong>aura un <strong>effet plus significatif \u00e0 court terme<\/strong>, et la diminution du trafic a\u00e9rien doit \u00eatre compl\u00e9t\u00e9e par la production de biocarburants et d\u2019hydrog\u00e8ne. <\/p>\n\n\n\n<p>L\u2019Ademe souligne malgr\u00e9 tout que la diminution du trafic pourrait avoir un effet sur les multiples acteurs concern\u00e9s, tel que les compagnies a\u00e9riennes, les a\u00e9roports et les entreprises touristiques.<\/p>\n\n\n\n<p>Il s\u2019agit de <strong>donner la priorit\u00e9 \u00e0 des routes et des a\u00e9roports sp\u00e9cifiques<\/strong>, afin que les compagnies a\u00e9riennes puissent concentrer leur trafic dans une seule zone. Cela permet de <strong>r\u00e9duire les encombrements<\/strong> et d\u2019am\u00e9liorer l\u2019efficacit\u00e9, car les compagnies a\u00e9riennes peuvent<strong> mieux g\u00e9rer le flux d\u2019avions<\/strong>. <\/p>\n\n\n\n<p>En outre, la mod\u00e9ration du trafic peut contribuer \u00e0 r\u00e9duire la quantit\u00e9 de carburant utilis\u00e9e et les \u00e9missions de CO<sub>2<\/sub> d\u2019une compagnie a\u00e9rienne, car elle peut concentrer ses efforts sur moins d\u2019a\u00e9roports. Cela permet de r\u00e9duire leur empreinte carbone et de r\u00e9aliser des \u00e9conomies \u00e0 long terme. Si elle est mise en \u0153uvre correctement, la mod\u00e9ration de trafic peut aider les compagnies a\u00e9riennes \u00e0 r\u00e9duire leur impact environnemental.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conclusion<\/h3>\n\n\n\n<p>Les organisations du secteur travaillent depuis longtemps sur des initiatives visant \u00e0 renforcer l\u2019efficacit\u00e9 \u00e9cologique de leurs avions, mais les initiatives individuelles et collectives doivent \u00eatre renforc\u00e9es \u00e0 l\u2019\u00e9chelle mondiale. <\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Avec l\u2019ensemble des processus accept\u00e9s par la Commission europ\u00e9enne dans le cadre du Green Deal, les compagnies a\u00e9riennes et le secteur devront travailler \u00e0 l\u2019objectif de z\u00e9ro \u00e9mission d\u2019ici 2050.<\/p>\n<\/blockquote>\n\n\n\n<p>Chez <strong><a href=\"https:\/\/www.freelance-engineering.fr\/\">Freelance Engineering<\/a><\/strong>, nous nous effor\u00e7ons de fournir \u00e0 nos clients<strong> des services d&rsquo;ing\u00e9nierie fiables et rentables<\/strong>, assur\u00e9s par un <strong>r\u00e9seau d&rsquo;ing\u00e9nieurs ind\u00e9pendants hautement qualifi\u00e9s<\/strong>. Freelance Engineering dote les ind\u00e9pendants et les entreprises des ressources et des services d&rsquo;ing\u00e9nierie n\u00e9cessaires pour tous vos besoins sp\u00e9cifiques en ing\u00e9nierie.<\/p>\n","protected":false},"excerpt":{"rendered":"Au cours des trois derni\u00e8res d\u00e9cennies, presque tous les secteurs ont augment\u00e9 leurs \u00e9missions, mais l\u2019aviation a augment\u00e9&hellip;\n","protected":false},"author":2,"featured_media":14514,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[],"class_list":{"0":"post-14511","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-aeronautique","8":"cs-entry","9":"cs-video-wrap"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\r\n<title>D\u00e9carbonation de l&#039;aviation : 5 pistes envisag\u00e9es - 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