{"id":11714,"date":"2025-12-15T10:57:37","date_gmt":"2025-12-15T15:57:37","guid":{"rendered":"https:\/\/www.cga.ca\/?post_type=energy-magazine-post&#038;p=11714"},"modified":"2025-12-15T15:06:47","modified_gmt":"2025-12-15T20:06:47","slug":"lefficacite-energetique-en-action","status":"publish","type":"energy-magazine-post","link":"https:\/\/www.cga.ca\/fr\/energy-magazine-post\/lefficacite-energetique-en-action\/","title":{"rendered":"L\u2019efficacit\u00e9 \u00e9nerg\u00e9tique en action"},"content":{"rendered":"<h2><strong>Qu\u2019est-ce que l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique?<\/strong><\/h2>\n<p>Dans le secteur de l\u2019\u00e9nergie, il y un adage disant que la meilleure forme d\u2019\u00e9nergie est celle qui n\u2019est pas utilis\u00e9e. En termes pratiques, cela correspond \u00e0 l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique, c\u2019est-\u00e0-dire la capacit\u00e9 \u00e0 utiliser moins d\u2019\u00e9nergie pour effectuer une t\u00e2che donn\u00e9e ou produire un r\u00e9sultat pr\u00e9cis. Elle est souvent exprim\u00e9e en pourcentage de l\u2019\u00e9nergie consomm\u00e9e qui est convertie en \u00e9nergie utile. L\u2019\u00e9nergie consomm\u00e9e a habituellement trait \u00e0 une source de combustible, telle que le gaz naturel et l\u2019essence. L\u2019\u00e9nergie utile peut d\u00e9signer le chauffage des b\u00e2timents, la production d\u2019\u00e9lectricit\u00e9 ou le fonctionnement du moteur d\u2019une voiture. Par exemple, un appareil dont l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique est de 50\u00a0% signifie que 1\u00a0kW d\u2019\u00e9nergie consomm\u00e9e produira 0,5\u00a0kW d\u2019\u00e9nergie utile.<\/p>\n<p>L\u2019efficacit\u00e9 \u00e9nerg\u00e9tique est un sujet dont on parle beaucoup plus de nos jours, non seulement comme moyen de r\u00e9duire les \u00e9missions de gaz \u00e0 effet de serre (GES), mais aussi comme moyen de maintenir des prix abordables. Au fil des ans, des progr\u00e8s technologiques et des innovations ont consid\u00e9rablement am\u00e9lior\u00e9 l\u2019efficacit\u00e9 des \u00e9quipements au gaz naturel, permettant ainsi aux consommateurs de cette source d\u2019\u00e9nergie de r\u00e9aliser des \u00e9conomies \u00e9nerg\u00e9tiques et financi\u00e8res.<\/p>\n<h2><strong>Les habitations canadiennes deviennent plus efficaces<\/strong><\/h2>\n<p>L\u2019un des secteurs o\u00f9 cette tendance est la plus marqu\u00e9e est celui de la construction r\u00e9sidentielle. Les donn\u00e9es pr\u00e9sent\u00e9es dans la figure\u00a01 illustrent parfaitement cette situation. Le nombre de clients r\u00e9sidentiels recourant au gaz naturel au Canada a augment\u00e9 de mani\u00e8re constante au fil des ans. De 2000 \u00e0 2024, la client\u00e8le du gaz naturel a augment\u00e9 de 65\u00a0%, passant de 4,2\u00a0millions \u00e0 pr\u00e8s de 7 millions de consommateurs.<\/p>\n<figure id=\"attachment_11680\" style=\"width: 1698px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-11680 size-full\" src=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228.jpg\" alt=\"\" width=\"1698\" height=\"1131\" srcset=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228.jpg 1698w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228-300x200.jpg 300w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228-1024x682.jpg 1024w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228-768x512.jpg 768w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-iStock_000050864228-1536x1023.jpg 1536w\" sizes=\"auto, (max-width: 1698px) 100vw, 1698px\" \/><figcaption class=\"wp-caption-text\"><span>\u00ab Le nombre de clients r\u00e9sidentiels recourant au gaz naturel au Canada a augment\u00e9 de mani\u00e8re constante au fil des ans. \u00bb<\/span><\/figcaption><\/figure>\n<p>La figure\u00a01 pr\u00e9sente \u00e9galement la demande totale de gaz naturel dans le secteur r\u00e9sidentiel. Ind\u00e9pendamment des fluctuations annuelles li\u00e9es aux conditions m\u00e9t\u00e9orologiques, la tendance g\u00e9n\u00e9rale indique que la consommation de gaz r\u00e9sidentielle est rest\u00e9e globalement stable depuis\u00a02000. \u00c0 premi\u00e8re vue, cela peut para\u00eetre surprenant : comment la client\u00e8le a-t-elle pu augmenter de plus de 65\u00a0% dans l\u2019ensemble du secteur sans que la consommation totale de gaz n\u2019augmente? La r\u00e9ponse r\u00e9side dans l\u2019am\u00e9lioration de l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique. De 2000 \u2018a 2024, la consommation moyenne de gaz par m\u00e9nage a diminu\u00e9 de 45\u00a0%, passant de 155\u00a0GJ \u00e0 85\u00a0GJ.<\/p>\n<p>Figure 1:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11682\" src=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-1.png\" alt=\"\" width=\"923\" height=\"391\" srcset=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-1.png 923w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-1-300x127.png 300w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-1-768x325.png 768w\" sizes=\"auto, (max-width: 923px) 100vw, 923px\" \/><\/p>\n<h2><strong>Adopter une technologie \u00e0 haut rendement<\/strong><\/h2>\n<p>L\u2019un des facteurs les plus importants \u00e0 l\u2019origine de cette am\u00e9lioration de l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique a \u00e9t\u00e9 l\u2019adoption de fournaises au gaz naturel \u00e0 haut rendement. La figure\u00a02 illustre l\u2019\u00e9volution des fournaises au gaz naturel au fil des ans. En 2000, environ 50\u00a0% des m\u00e9nages canadiens qui se chauffaient au gaz naturel utilisaient des fournaises \u00e0 rendement normal, soit 62\u00a0%. Cependant, environ 30\u00a0% utilisaient des fournaises \u00e0 rendement moyen (efficacit\u00e9 de 80\u00a0%), et seulement 20 % celles offrant un haut rendement (efficacit\u00e9 de 90\u00a0%). Aujourd\u2019hui, les fournaises au gaz naturel \u00e0 haut rendement \u00e9nerg\u00e9tique sont devenues la norme et repr\u00e9sentent pr\u00e8s de 80 % des fournaises au gaz naturel au pays. Parall\u00e8lement, les fournaises \u00e0 rendement normal ont \u00e9t\u00e9 enti\u00e8rement \u00e9limin\u00e9es.<\/p>\n<p>Figure 2:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11684\" src=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-2.png\" alt=\"\" width=\"897\" height=\"424\" srcset=\"https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-2.png 897w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-2-300x142.png 300w, https:\/\/www.cga.ca\/wp-content\/uploads\/2025\/12\/Facts-Development-Figure-2-768x363.png 768w\" sizes=\"auto, (max-width: 897px) 100vw, 897px\" \/><\/p>\n<h2><strong>Programmes de gestion de la demande<\/strong><\/h2>\n<p>Les remplacements par des fournaises \u00e0 haut rendement, comme ceux qui ont eu lieu tout au long des ann\u00e9es 2000 et au d\u00e9but des ann\u00e9es 2010, ont \u00e9t\u00e9 r\u00e9alis\u00e9s dans le cadre de programmes appel\u00e9s \u00ab\u00a0gestion ax\u00e9e sur la demande\u00a0\u00bb (GAD). Les entreprise de services publics proposent g\u00e9n\u00e9ralement ces programmes afin d\u2019encourager leurs clients \u00e0 r\u00e9duire leur consommation d\u2019\u00e9nergie et les incitent \u00e0 adopter des technologies \u00e9co\u00e9nerg\u00e9tiques en leur offrant des remises ou d\u2019autres subventions.<\/p>\n<p>Les entreprises de distribution de gaz au Canada administrent depuis longtemps des programmes de GAD. Le tout premier programme de GAD pour les entreprises de gaz naturel a \u00e9t\u00e9 lanc\u00e9 en Ontario en 1995. Depuis lors, les entreprises de distribution de gaz au pays ont continu\u00e9 \u00e0 investir des millions chaque ann\u00e9e pour aider leurs clients \u00e0 \u00e9conomiser de l\u2019\u00e9nergie. Au cours de la derni\u00e8re d\u00e9cennie seulement, elles ont investi plus de 2,1\u00a0milliards de dollars dans des programmes de GAD, ce qui a permis d\u2019\u00e9conomiser 1,9\u00a0milliard de m<sup>3<\/sup> de gaz naturel qui auraient autrement \u00e9t\u00e9 consomm\u00e9s.<\/p>\n<p>Alors que le d\u00e9bat sur l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique continue d\u2019\u00e9voluer, il est essentiel de reconna\u00eetre les progr\u00e8s accomplis, mais \u00e9galement de prendre conscience des opportunit\u00e9s qui subsistent. Les fournaises \u00e0 haut rendement ne sont qu\u2019un aspect de ces programmes. Aujourd\u2019hui, les programmes de GAD sont propos\u00e9s \u00e0 diff\u00e9rents types de clients et comprennent toutes sortes de solutions \u00e9co\u00e9nerg\u00e9tiques, notamment la r\u00e9novation des maisons, les thermostats intelligents et m\u00eame les thermopompes \u00e0 absorption de gaz. L\u2019industrie canadienne du gaz naturel innove constamment, notamment en poursuivant son engagement en faveur de l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique. Ces efforts sont l\u2019une des principales raisons pour lesquelles le gaz naturel reste la source d\u2019\u00e9nergie la plus abordable au Canada.<\/p>\n","protected":false},"author":110,"featured_media":11680,"menu_order":4,"template":"","energy-magazine-category":[63],"feature":[],"issue-category":[173],"coauthors":[86],"class_list":["post-11714","energy-magazine-post","type-energy-magazine-post","status-publish","has-post-thumbnail","hentry","energy-magazine-category-faits-et-developements","issue-category-numero-2-2025"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>L\u2019efficacit\u00e9 \u00e9nerg\u00e9tique en action | Canadian Gas Association<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cga.ca\/fr\/energy-magazine-post\/lefficacite-energetique-en-action\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L\u2019efficacit\u00e9 \u00e9nerg\u00e9tique en action | Canadian Gas Association\" \/>\n<meta property=\"og:description\" content=\"Qu\u2019est-ce que l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique? 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