{"id":24583,"date":"2024-10-25T08:19:41","date_gmt":"2024-10-25T06:19:41","guid":{"rendered":"https:\/\/dev.enaw-v2.berta-bewegt.ch\/?p=24583"},"modified":"2025-04-03T16:58:11","modified_gmt":"2025-04-03T14:58:11","slug":"quand-un-produitcontribue-aux-energies-pour-la-production","status":"publish","type":"post","link":"https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production","title":{"rendered":"Quand un produit<br>contribue aux \u00e9nergies pour la production"},"content":{"rendered":"\n<div class=\"wp-block-columns is-style-block-with-sidebar is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"is-style-lead-paragraph\"><strong>Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu. Ce que LMB accomplit avec ses moteurs\u202f: lors de leur testage, en une boucle originale, ils contribuent aux \u00e9nergies du site\u202f!<\/strong>&nbsp;<\/p>\n\n\n\n<p>Fond\u00e9 en 1949 comme une entreprise familiale &#8211; ce qu\u2019il est rest\u00e9 -, le groupe Liebherr compte 40 sites de production dans le monde, o\u00f9 il emploie 51&nbsp;000 collaborateurs et collaboratrices. Sa production couvre toute la diversit\u00e9 des engins de chantiers, jusqu\u2019au XXXL \u2013 dont la plus grande grue portuaire du monde &#8211; ainsi que le domaine des composants \u00e9lectroniques et m\u00e9caniques, en particulier les moteurs qui nous occuperont ci-apr\u00e8s. Mentionnons toutefois en passant cette pi\u00e8ce hydraulique imprim\u00e9e en 3D int\u00e9gr\u00e9e en 2017 \u00e0 l\u2019Airbus A380, une premi\u00e8re mondiale inscrite parmi les activit\u00e9s du groupe Liebherr dans l\u2019a\u00e9ronautique.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Liebherr Machines Bulle SA (LMB) produit essentiellement des moteurs \u00e0 combustion pour gros engins ainsi que des dispositifs hydrauliques, que Liebherr int\u00e9grera \u00e0 de grosses m\u00e9caniques sur d\u2019autres sites. Celui de Bulle, inaugur\u00e9 en 1978, couvre 83&nbsp;700 m2 au sol pour un total de 188&nbsp;100 m2. 1500 personnes s\u2019y activent.&nbsp;<\/p>\n\n\n\n                    <div id=\"r6a2d6cd978126\" class=\"default-single-post-title \">\n                <h4>Naissance d\u2019un moteur <\/h4>\n            <\/div>\n        \n\n\n\n<p>Parcours impressionnant que celui d\u2019un moteur au fil de l\u2019usine. Prenons un V20. Ce beau monstre de 4 tonnes arrive \u00e0 Bulle \u00e0 l\u2019\u00e9tat de grosse pi\u00e8ce d\u2019acier, avec une premi\u00e8re conformation tr\u00e8s g\u00e9n\u00e9rale, le plus marquant \u00e9tant \u00e9videmment les vingt ouvertures des cylindres. Depuis l\u2019un des hauts rayons d\u2019entreposage qui flanquent la grande halle d\u2019usinage, le moteur est ramen\u00e9 \u00e0 hauteur d\u2019homme au milieu de volumineuses machines \u00e0 commande num\u00e9rique. Il en visitera quelques-unes pour une s\u00e9rie d\u2019op\u00e9rations fines d\u2019usinage avant lavage.&nbsp;<\/p>\n\n\n\n<p>Apr\u00e8s quoi le moteur quittera l\u2019ambiance \u00ab\u202fsymphonique\u202f\u00bb de la halle d\u2019usinage &#8211; ses souffles, frottements, grondements, percussions\u2026 &#8211; pour l\u2019ambiance feutr\u00e9e d\u2019une halle non moins vaste. L\u00e0, au fil de cha\u00eenes d\u2019assemblage tranquilles, lui seront greff\u00e9es une succession de pi\u00e8ces fonctionnelles, lors d\u2019un ballet tant\u00f4t m\u00e9canique tant\u00f4t manuel. L\u2019autre extr\u00e9mit\u00e9 de la halle accueille les moteurs achev\u00e9s, entrepos\u00e9s en attente du test de contr\u00f4le et de qualification\u2026&nbsp;<\/p>\n\n\n\n                    <div id=\"r6a2d6cd9782e7\" class=\"default-single-post-title \">\n                <h4>Premiers rugissements  <\/h4>\n            <\/div>\n        \n\n\n\n<p>Le parcours jusqu\u2019\u00e0 ce point \u00e9tait d\u00e9j\u00e0 passionnant, il le devient plus encore en d\u00e9couvrant que le testage des moteurs ne permet pas seulement d\u2019en \u00e9valuer le parfait fonctionnement, il contribue aussi au fonctionnement de l\u2019usine enti\u00e8re. Explication\u202f: un moteur en fonctionnement s\u2019\u00e9chauffe, et quand le test se poursuit pendant de longues heures, c\u2019est une quantit\u00e9 de chaleur consid\u00e9rable qui sera d\u00e9gag\u00e9e, dissip\u00e9e. Ici, d\u00e9gag\u00e9e oui mais dissip\u00e9e non. \u00ab\u202fCette chaleur est soigneusement r\u00e9cup\u00e9r\u00e9e et redistribu\u00e9e, utilis\u00e9e \u00e0 diverses fins\u202f: chauffage des halles, de l\u2019eau de lavage, et au-del\u00e0, des b\u00e2timents administratifs. Et \u00e0 proximit\u00e9 imm\u00e9diate, la centrale de chauffage de Gruy\u00e8re Energie r\u00e9ceptionne nos surplus pour les distribuer dans son r\u00e9seau de chauffage \u00e0 distance\u202f\u00bb, explique Daniel Wirz, en charge de l\u2019\u00e9nergie et de la maintenance chez LMB. C\u2019est l\u00e0 un \u00e9change de bons proc\u00e9d\u00e9s\u202f: la centrale peut livrer \u00e0 son tour de la chaleur \u00e0 LMB quand celle r\u00e9cup\u00e9r\u00e9e sur les moteurs s\u2019av\u00e8re insuffisante. Et il y a plus. \u00ab\u202fOutre de la chaleur, le testage des moteurs fournit \u00e9galement au site de l\u2019\u00e9lectricit\u00e9 au moyen de g\u00e9n\u00e9ratrices\u202f!\u202f\u00bb&nbsp;<\/p>\n\n\n\n                    <div id=\"r6a2d6cd978405\" class=\"default-single-post-title show-in-sidebar-menu\">\n                <h4>Bien d\u2019autres actions\u2026 <\/h4>\n            <\/div>\n        \n\n\n\n<p>Voil\u00e0 pour le plus original\u202f: un produit qui devient une source majeure d\u2019\u00e9nergie sur son lieu de production. \u00ab\u202fMais les mesures \u00e9nerg\u00e9tiques de LMB ne s\u2019arr\u00eatent \u00e9videmment pas l\u00e0\u202f\u00bb, souligne Cl\u00e9ment Rebillard, le conseiller AEnEC qui suit LMB. \u00ab\u202fOn peut souligner aussi le remplacement en continu de moteurs \u00e9lectriques et luminaires par des \u00e9quipements plus performants, l\u2019\u00e9tude fine et l\u2019optimisation men\u00e9es sur le fonctionnement des machines-outils &#8211; en particulier l\u2019arr\u00eat complet en mode stand-by \u2013 ou encore les projets \u00e0 court et moyen termes autour du solaire et de la production de froid\u2026\u202f\u00bb.&nbsp;<\/p>\n\n\n\n<p>LMB pense aussi au-del\u00e0 de sa consommation d\u2019\u00e9nergie. Tout en consid\u00e9rant que l\u2019avenir restera ouvert aux moteurs \u00e0 combustion, il s\u2019agit de pr\u00e9parer le site \u00e0 l\u2019\u00e9volution attendue de la r\u00e9glementation et des march\u00e9s quant \u00e0 l\u2019utilisation de nouveaux carburants non fossiles\u202f- biodiesel, hydrog\u00e8ne\u2026 \u00ab\u202fLe bilan carbone des activit\u00e9s du site a \u00e9t\u00e9 actualis\u00e9 en 2024 et compl\u00e9t\u00e9 par un plan de d\u00e9carbonation \u00e0 horizon 2050. Les conclusions permettront que des d\u00e9cisions strat\u00e9giques soient prises pour pr\u00e9parer l\u2019avenir neutre en carbone\u202f\u00bb, se r\u00e9jouit Cl\u00e9ment Rebillard.&nbsp;<\/p>\n\n\n\n    <section class=\"share-links-block share-links-block-section scrollMagic-block visibleInBackend\" data-uid=\"6a2d6cd978708\">\n        <div class=\"container-main\">\n                        \n<div class=\"share-links\">\n    <a href=\"http:\/\/www.linkedin.com\/shareArticle?mini=true&amp;url=https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production&amp;title=Quand un produitcontribue aux \u00e9nergies pour la production&amp;summary=Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu. Ce que LMB accomplit avec ses moteurs\u202f: lors de leur testage, en une boucle originale, ils contribuent aux \u00e9nergies du site\u202f!\u00a0\" target=\"_blank\"><span><i class=\"fab fa-linkedin-in\"><\/i><\/span><\/a>\n    <a href=\"https:\/\/twitter.com\/intent\/tweet?text=Quand un produitcontribue aux \u00e9nergies pour la production&#038;url=https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production\" target=\"_blank\"><span><i class=\"fa-brands fa-x-twitter\"><\/i><\/span><\/a>\n    <a href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production\" target=\"_blank\"><span><i class=\"fab fa-facebook-f\"><\/i><\/span><\/a>\n    <a href=\"https:\/\/api.whatsapp.com\/send?text=Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu. Ce que LMB accomplit avec ses moteurs\u202f: lors de leur testage, en une boucle originale, ils contribuent aux \u00e9nergies du site\u202f!\u00a0 https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production\" target=\"_blank\"><span><i class=\"fab fa-whatsapp\"><\/i><\/span><\/a>\n    <a href=\"mailto:?subject=Quand un produitcontribue aux \u00e9nergies pour la production&#038;body=Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu. Ce que LMB accomplit avec ses moteurs\u202f: lors de leur testage, en une boucle originale, ils contribuent aux \u00e9nergies du site\u202f!\u00a0 https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/quand-un-produitcontribue-aux-energies-pour-la-production\" target=\"_blank\"><span><i class=\"fas fa-envelope\"><\/i><\/span><\/a>\n<\/div>\n        <\/div>\n    <\/section>\n\n    <div class=\"single-post-section-triger-end\"><\/div>\n\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n    <div class=\"sidebar-content scrollMagic-block visibleInBackend\" data-uid=\"6a2d6cd97ac2b\">\n        \n        \n    <div class=\"popular-post-block\">\n        <h3>Articles les plus lus<\/h3>\n\n                                            \n<a href=\"https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/material-schnell-check-firmen-gesucht\" class=\"post-card post-card-sidebar-29884 scrollMagic-block visibleInBackend\" data-uid=\"6a2d6cd980117\" id=\"29884\">\n            <div class=\"post-photo\" style=\"background-image: url(https:\/\/dev.enaw-v2.berta-bewegt.ch\/wp-content\/uploads\/2026\/03\/Materialkreislauf_Adobe-1200x800.jpeg);\">\n            <img decoding=\"async\" src=\"https:\/\/dev.enaw-v2.berta-bewegt.ch\/wp-content\/themes\/enaw_v2\/assets\/images\/post_card_sidebar.png\" alt=\"Nous recherchons des entreprises pour notre check-up mat\u00e9riaux rapide\u00a0\" \/>\n        <\/div>\n    \n    <div class=\"post-info\">\n        <div class=\"post-tags\">\n                                    \n        <div class=\"tag  \">Actualit\u00e9<\/div>    <div class=\"tag  \">Efficacit\u00e9 des ressources<\/div>    <div class=\"tag  \">Zurich<\/div>\n\n        <\/div>\n\n        <p class=\"post-date\">27.03.2026<\/p>\n\n        <h4 class=\"margin-bottom-0\">Nous recherchons des entreprises pour notre check-up mat\u00e9riaux rapide\u00a0<\/h4>\n    <\/div>\n<\/a>\n\n            <\/div>\n\n        <div class=\"facts-block\">\n    <div class=\"facts-content\">\n        <h4 class=\"text-white text-align-center\">Faits<\/h4>\n\n                    <p class=\"fact-title margin-bottom-0 text-blue-light text-align-center\">Liebherr Machines Bulle SA<\/p>\n        \n                    <p class=\"fact-description margin-bottom-0 text-white text-align-center\">Bulle, FR<\/p>\n        \n                    <div class=\"facts-list  \">\n                                    <div>\n                        <p class=\"margin-bottom-0 text-white small\">1500<\/p>\n                        <p class=\"margin-bottom-0 text-white small\">collaborateurs sur 188&nbsp;100 m2<\/p>\n                    <\/div>\n                                    <div>\n                        <p class=\"margin-bottom-0 text-white small\">3,5 millions de CHF<\/p>\n                        <p class=\"margin-bottom-0 text-white small\">d\u2019\u00e9conomie sur le gaz naturel en 9 ans par r\u00e9cup\u00e9ration de chaleur<\/p>\n                    <\/div>\n      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Chez Villars Ma\u00eetre Chocolatier, \u00e0 Fribourg, l\u2019am\u00e9lioration de l\u2019efficacit\u00e9 \u00e9nerg\u00e9tique est une priorit\u00e9 depuis tr\u00e8s longtemps. Dernier progr\u00e8s en date sur la voie de la d\u00e9carbonation\u202f: une pompe \u00e0 chaleur\u202fXXL construite sur mesure.             <\/p>\n        \n        <div class=\"btn-block\">\n            <div class=\"main-btn\">Lire plus<\/div>\n        <\/div>\n    <\/div>\n<\/a>                                <\/div>\n                                                                                                                <div class=\"post-card-wrapper\">\n                                                                                                                                                \n<a href=\"https:\/\/dev.enaw-v2.berta-bewegt.ch\/fr\/cycle-sans-fin-pour-les-polystyrenes\" class=\"post-card post-card-desk-7030 scrollMagic-block visibleInBackend\" data-uid=\"6a2d6cd98315a\" id=\"7030\">\n    \n            <div class=\"post-photo\" style=\"background-image: url(https:\/\/dev.enaw-v2.berta-bewegt.ch\/wp-content\/uploads\/2023\/01\/enaw_header_swisspor.jpg);\">\n            <img decoding=\"async\" src=\"https:\/\/dev.enaw-v2.berta-bewegt.ch\/wp-content\/themes\/enaw_v2\/assets\/images\/post_card_sidebar.png\" alt=\"Cycle sans fin pour les polystyr\u00e8nes\" \/>\n        <\/div>\n    \n\n    <div class=\"post-info\">\n        <div class=\"post-tags\">\n                                    \n        <div class=\"tag  \">Exemples de r\u00e9alisations<\/div>    <div class=\"tag  \">Mod\u00e8le \u00e9nergie<\/div>    <div class=\"tag  \">Efficacit\u00e9 des ressources<\/div>    <div class=\"tag  \">Fribourg<\/div>    <div class=\"tag  \">Construction<\/div>\n\n        <\/div>\n\n        <p class=\"post-date\">10.01.2023<\/p>\n\n        <h3>Cycle sans fin pour les polystyr\u00e8nes<\/h3>\n\n        \n        <div class=\"btn-block\">\n            <div class=\"main-btn\">Lire plus<\/div>\n        <\/div>\n    <\/div>\n<\/a>                                <\/div>\n                                                                        <\/div>\n                <\/div>\n\n                            <\/section>\n            \n\n\n","protected":false},"excerpt":{"rendered":"<p>Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu. Ce que LMB accomplit avec ses moteurs\u202f: lors de leur testage, en une boucle originale, [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":24951,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[3],"tags":[],"kanton":[136],"thema":[218,209],"produkt":[222],"rubrik":[308],"branche":[273],"class_list":["post-24583","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee","kanton-fribourg","thema-nouvelles-sources-denergie","thema-recuperation-de-chaleur","produkt-modele-energie","rubrik-exemples-de-realisations","branche-machines"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Quand un produitcontribue aux \u00e9nergies pour la production | Agence de l\u2019\u00e9nergie pour l\u2019\u00e9conomie<\/title>\n<meta name=\"description\" content=\"Le projet \u00ab\u202fSalamandre\u202f\u00bb qu\u2019\u00e0 men\u00e9 Liebherr Machines Bulle SA, \u00e0 Bulle (FR), assembleur de gros moteurs \u00e0 combustion, est doublement bien nomm\u00e9\u202f: aux couleurs de l\u2019entreprise, la salamandre a \u00e9t\u00e9 dot\u00e9e par la l\u00e9gende du pouvoir de vivre du feu.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dev.enaw-v2.berta-bewegt.ch\/residual\/attacco-informatico-sul-modello-energetico\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quand un produitcontribue aux \u00e9nergies pour la production\" \/>\n<meta property=\"og:description\" content=\"Seit 2001 setzen wir gemeinsam mit den Unternehmen auf wirtschaftlichen Klimaschutz. 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