{"id":33726,"date":"2026-08-12T13:18:37","date_gmt":"2026-08-12T11:18:37","guid":{"rendered":"https:\/\/aw-chesterton.eu\/blog\/old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\/"},"modified":"2026-08-12T13:19:44","modified_gmt":"2026-08-12T11:19:44","slug":"https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life","status":"publish","type":"post","link":"https:\/\/aw-chesterton.eu\/fr\/hydroelectricite\/https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\/","title":{"rendered":"Optimisation durable des centrales hydrauliques : am\u00e9liorer l&rsquo;efficacit\u00e9 et la dur\u00e9e de vie gr\u00e2ce aux rev\u00eatements Chesterton"},"content":{"rendered":"\n<div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Chaque seconde, plusieurs m\u00e8tres cubes d&rsquo;eau traversent les tuyaux, les turbines et les filtres d&rsquo;une centrale hydro\u00e9lectrique. Bien que ces composants soient tr\u00e8s r\u00e9sistants et sp\u00e9cialement con\u00e7us pour \u00eatre en contact permanent avec l&rsquo;eau, les dommages dus \u00e0 la corrosion sont in\u00e9vitables au fil du temps. Comme les centrales hydro\u00e9lectriques ne sont g\u00e9n\u00e9ralement pas arr\u00eat\u00e9es compl\u00e8tement, les infrastructures et les \u00e9quipements doivent \u00eatre r\u00e9vis\u00e9s progressivement lorsque c&rsquo;est n\u00e9cessaire. La remise en \u00e9tat d&rsquo;une centrale hydro\u00e9lectrique peut prendre des ann\u00e9es. C\u2019est pourquoi des syst\u00e8mes de protection de haute qualit\u00e9 sont donc essentiels pour garantir une longue dur\u00e9e de vie \u00e0 la centrale.    <\/p>\n\n<p class=\"wp-block-paragraph\">Les rev\u00eatements de protection peuvent prot\u00e9ger divers composants et \u00e9quipements de la d\u00e9t\u00e9rioration et, s&rsquo;ils sont s\u00e9lectionn\u00e9s et appliqu\u00e9s de mani\u00e8re appropri\u00e9e, ils peuvent garantir le bon fonctionnement des centrales hydro\u00e9lectriques pendant des d\u00e9cennies. Ils agissent comme une barri\u00e8re protectrice contre la corrosion, l&rsquo;\u00e9rosion et la cavitation, prolongeant la dur\u00e9e de vie des \u00e9quipements et r\u00e9duisant les co\u00fbts de maintenance.  <\/p>\n\n<p class=\"wp-block-paragraph\">Un autre avantage des rev\u00eatements de protection de Chesterton dans les centrales hydro\u00e9lectriques est qu&rsquo;ils cr\u00e9ent une surface lisse sur laquelle l&rsquo;eau peut s&rsquo;\u00e9couler facilement. Cela est particuli\u00e8rement important pour les turbines, o\u00f9 une surface lisse signifie une optimisation des conditions d&rsquo;\u00e9coulement de l&rsquo;eau et donc une augmentation de l&rsquo;efficacit\u00e9 hydraulique. Il en r\u00e9sulte une augmentation de la production d&rsquo;\u00e9lectricit\u00e9 \u00e0 des co\u00fbts d&rsquo;exploitation moindres.  <\/p>\n\n<div style=\"height:21px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\"><strong>Conditions environnementales extr\u00eames &#8211; exigences \u00e9lev\u00e9es pour les syst\u00e8mes de rev\u00eatement<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Les vitesses d&rsquo;\u00e9coulement \u00e9lev\u00e9es de l&rsquo;eau combin\u00e9es au frottement des solides entra\u00een\u00e9s tels que la boue, le gravier et parfois m\u00eame des morceaux de glace n\u00e9cessitent un rev\u00eatement protecteur extr\u00eamement r\u00e9sistant \u00e0 l&rsquo;abrasion.<\/p>\n\n<p class=\"wp-block-paragraph\">Les temp\u00e9ratures de l&rsquo;eau tr\u00e8s basses avec formation de glace en hiver ou l&rsquo;exposition permanente aux rayons du soleil pour les composants expos\u00e9s exigent une r\u00e9sistance aux temp\u00e9ratures flexibles ou une r\u00e9sistance aux UV des rev\u00eatements.<\/p>\n\n<p class=\"wp-block-paragraph\">Avec les lignes de rev\u00eatement ARC et Ceramic-Polymer, Chesterton propose des syst\u00e8mes de protection de haute qualit\u00e9 sp\u00e9cialement adapt\u00e9s aux exigences des diff\u00e9rents domaines d&rsquo;application dans le secteur de l&rsquo;hydro\u00e9lectricit\u00e9.<\/p>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading\"><strong>Rev\u00eatements haute performance Chesterton &#8211; protection contre la corrosion, l&rsquo;\u00e9rosion et la cavitation<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Avec la gamme de rev\u00eatements ARC et Ceramic-Polymer, vous obtenez des solutions uniques qui ont prouv\u00e9 qu&rsquo;elles augmentaient la fiabilit\u00e9 et la performance des machines et des \u00e9quipements, tout en maximisant l&rsquo;efficacit\u00e9 des composants hydro\u00e9lectriques.<\/p>\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\" style=\"grid-template-columns:auto 47%\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">Les structures de prise d&rsquo;eau filtrent et d\u00e9tournent l&rsquo;eau vers la turbine. Les syst\u00e8mes de prise d&rsquo;eau, tels que les dispositifs d&rsquo;arr\u00eat, les d\u00e9grilleurs, les pl\u00e9nums, les vannes et les conduites forc\u00e9es, sont travers\u00e9s par de grands volumes d&rsquo;eau, parfois avec une forte proportion de solides entra\u00een\u00e9s. Chesterton est sp\u00e9cialis\u00e9 dans la protection de ces syst\u00e8mes contre les dommages pr\u00e9matur\u00e9s et le maintien d&rsquo;une efficacit\u00e9 maximale gr\u00e2ce \u00e0 des rev\u00eatements de haute performance.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La turbine est le c\u0153ur d&rsquo;une centrale hydro\u00e9lectrique. Pour garantir un fonctionnement fiable et efficace des aubes directrices, de la volute, des pales de turbine et des tubes de tirage, ces surfaces doivent \u00eatre r\u00e9sistantes \u00e0 l&rsquo;\u00e9rosion et \u00e0 la cavitation sur de longues p\u00e9riodes, en raison des longs temps de fonctionnement dans cette industrie. Des exigences auxquelles la s\u00e9rie Chesterton Coatings r\u00e9pond parfaitement.  <\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"945\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Francis-Turbine-coated-with-Proguard-CN-200.jpg\" alt=\"\" class=\"wp-image-5703 size-full\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Francis-Turbine-coated-with-Proguard-CN-200.jpg 709w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Francis-Turbine-coated-with-Proguard-CN-200-225x300.jpg 225w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Francis-Turbine-coated-with-Proguard-CN-200-300x400.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Francis-Turbine-coated-with-Proguard-CN-200-101x135.jpg 101w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure><\/div>\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Nous proposons des solutions efficaces pour prot\u00e9ger et reconstruire les infrastructures et les \u00e9quipements en m\u00e9tal et en b\u00e9ton des centrales qui sont soumis \u00e0 la corrosion, \u00e0 l&rsquo;usure et aux dommages environnementaux. <\/p>\n\n<p class=\"wp-block-paragraph\">Nos rev\u00eatements protecteurs \u00e0 faible teneur en COV et \u00e0 100 % de solides sont con\u00e7us pour offrir une protection \u00e0 long terme aux composants et aux \u00e9quipements des centrales hydro\u00e9lectriques, notamment :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Poubelles et troncs d&rsquo;arr\u00eatTrash racks and stop logs<\/li>\n\n\n\n<li>Conduites forc\u00e9es et vannes<\/li>\n\n\n\n<li>Composants de la turbine<\/li>\n\n\n\n<li>D\u00e9versoirs<\/li>\n\n\n\n<li>Structures en b\u00e9ton<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"741\" height=\"445\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Repairing-of-Draft-Tube-with-ARC-791.jpg\" alt=\"\" class=\"wp-image-5693\" style=\"width:840px;height:auto\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Repairing-of-Draft-Tube-with-ARC-791.jpg 741w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Repairing-of-Draft-Tube-with-ARC-791-300x180.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Repairing-of-Draft-Tube-with-ARC-791-400x240.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Repairing-of-Draft-Tube-with-ARC-791-135x81.jpg 135w\" sizes=\"auto, (max-width: 741px) 100vw, 741px\" \/><figcaption class=\"wp-element-caption\"><em>R\u00e9paration du tube de tirage avec ARC 791<\/em><\/figcaption><\/figure>\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading\"><strong>Des exp\u00e9riences \u00e9prouv\u00e9es en mati\u00e8re de rev\u00eatement pour votre r\u00e9ussite<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">Le choix du syst\u00e8me de rev\u00eatement adapt\u00e9 d\u00e9pend de plusieurs facteurs, notamment du type de centrale, des conditions environnementales, du type de surfaces \u00e0 prot\u00e9ger et d&rsquo;autres exigences sp\u00e9cifiques. Il est important d&rsquo;analyser soigneusement les exigences de votre centrale hydro\u00e9lectrique avant de s\u00e9lectionner et d&rsquo;appliquer les rev\u00eatements. Gr\u00e2ce \u00e0 notre vaste gamme de rev\u00eatements haute performance, nous pouvons vous aider \u00e0 faire le bon choix de syst\u00e8me de protection.  <\/p>\n\n<div style=\"height:14px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h4 class=\"wp-block-heading\"><strong>\u00c9tude de cas n\u00b0 1 &#8211; Portillons prot\u00e9g\u00e9s par l&rsquo;ARC S1HB<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>Notre client \u00e9tait \u00e0 la recherche d&rsquo;un rev\u00eatement monocouche Ultra-High-Build pour r\u00e9parer et prot\u00e9ger les palettes de 45 et 60 ans d&rsquo;\u00e2ge.<\/li>\n\n\n\n<li>Une surface totale de 400 m<sup>2<\/sup> (4400 sq ft) devait \u00eatre rev\u00eatue.<\/li>\n\n\n\n<li>Notre rev\u00eatement haute performance <a href=\"https:\/\/aw-chesterton.eu\/fr\/products\/erosion-et-corrosion-des-metaux\/arc-s1hbe\/\">ARC S1HB<\/a>, 100 % de solides, 0 % de COV, peut \u00eatre appliqu\u00e9 par pulv\u00e9risation en une seule couche d&rsquo;une \u00e9paisseur d&rsquo;au moins 3 mm (120 mils).<\/li>\n\n\n\n<li>Une autre particularit\u00e9 de ce syst\u00e8me de rev\u00eatement est qu&rsquo;il contient des pigments fluorescents, de sorte qu&rsquo;une application continue sans vacances peut \u00eatre facilement v\u00e9rifi\u00e9e \u00e0 l&rsquo;aide d&rsquo;une lumi\u00e8re UV au cours de l&rsquo;application. <br\/>Il s&rsquo;agit d&rsquo;un contr\u00f4le visuel non destructif pour les rev\u00eatements humides et durcis.<\/li>\n<\/ul>\n\n<div style=\"height:12px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-2 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"775\" height=\"483\" data-id=\"5695\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2.jpg\" alt=\"\" class=\"wp-image-5695\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2.jpg 775w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2-300x187.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2-768x479.jpg 768w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2-400x249.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-2-135x84.jpg 135w\" sizes=\"auto, (max-width: 775px) 100vw, 775px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"492\" data-id=\"5696\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates.jpg\" alt=\"\" class=\"wp-image-5696\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates.jpg 735w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-300x201.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-400x268.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Application-of-ARC-S1HB-on-Wicket-Gates-135x90.jpg 135w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><figcaption class=\"wp-element-caption\">Application de l&rsquo;ARC S1HB sur les palettes par pulv\u00e9risation sans air<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"388\" height=\"234\" data-id=\"5697\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/ARC-S1HB-Check-of-application-by-UV-light.jpg\" alt=\"\" class=\"wp-image-5697\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/ARC-S1HB-Check-of-application-by-UV-light.jpg 388w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/ARC-S1HB-Check-of-application-by-UV-light-300x180.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/ARC-S1HB-Check-of-application-by-UV-light-135x81.jpg 135w\" sizes=\"auto, (max-width: 388px) 100vw, 388px\" \/><figcaption class=\"wp-element-caption\">Contr\u00f4le de l&rsquo;uniformit\u00e9 de la couche de rev\u00eatement par lumi\u00e8re UV<\/figcaption><\/figure>\n<\/figure>\n\n<div style=\"height:11px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h4 class=\"wp-block-heading\"><strong>R\u00e9sultat de ce projet r\u00e9ussi :<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>3 mm (120 mils) de rev\u00eatement Chesterton ARC S1HB ont \u00e9t\u00e9 appliqu\u00e9s en 12 heures sur 400 m\u00e8tres carr\u00e9s (4400 sq ft). <\/li>\n\n\n\n<li>Notre client a fait l&rsquo;\u00e9loge des facteurs 0% COV et inodore. Auparavant, un rev\u00eatement vinylique contenant 85 % de COV et pr\u00e9sentant un risque pour la s\u00e9curit\u00e9 \u00e9tait utilis\u00e9 pour les palettes. <\/li>\n\n\n\n<li>Le contrema\u00eetre et son \u00e9quipe ont appr\u00e9ci\u00e9 la facilit\u00e9 d&rsquo;application du Chesterton ARC S1HB. Ils ont d\u00e9clar\u00e9 qu&rsquo;il s&rsquo;agissait du meilleur rev\u00eatement \u00e0 haut pouvoir garnissant qu&rsquo;ils aient jamais pulv\u00e9ris\u00e9. Ils ont soulign\u00e9 l&rsquo;avantage d&rsquo;effectuer un contr\u00f4le visuel de la qualit\u00e9 sous lumi\u00e8re UV.  <\/li>\n\n\n\n<li>Le rev\u00eatement S1HB de Chesterton ARC prot\u00e9gera les pales de la turbine du barrage d&rsquo;Ice Harbor contre l&rsquo;\u00e9rosion et la corrosion pendant de nombreuses ann\u00e9es.<\/li>\n<\/ul>\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Veuillez consulter l&rsquo;\u00e9tude de cas sur notre site web : <\/p>\n\n<p class=\"wp-block-paragraph\"><a class=\"external-link\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/chesterton.com\/Files\/Product%20assets\/ARC\/EN601453_ARC_CS_ARC_S1HB_Wickety_Gates_Power_Industry.pdf\">Case Study 601453 &#8211; Wicket Gates Protected with ARC S1HB<\/a><\/p>\n\n<div style=\"height:12px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<div style=\"height:12px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h4 class=\"wp-block-heading\"><strong>\u00c9tude de cas n\u00b0 2 &#8211; R\u00e9paration d&rsquo;un tube d&rsquo;aspiration avec <a href=\"https:\/\/aw-chesterton.eu\/fr\/products\/couche-epaisse-pour-beton\/arc-791e\/\">ARC 791<\/a><\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>Le tube de tirage est fait de b\u00e9ton (parfois aussi de roche solide), recouvert de plaques d&rsquo;acier boulonn\u00e9es. Celles-ci sont \u00e9galement soud\u00e9es pour former une construction solide.The draft tube is made out of concrete (sometimes also in solid rock), covered with bolted steel plates. These are also welded together to form a solid construction. <\/li>\n\n\n\n<li>Le diam\u00e8tre du tube d\u00e9pend de la taille de l&rsquo;\u00e9olienne et atteint souvent 4 \u00e0 5 m\u00e8tres.<\/li>\n\n\n\n<li>De grandes quantit\u00e9s d&rsquo;eau (jusqu&rsquo;\u00e0 50m3\/sec) entra\u00eenent des forces hydrauliques importantes et des vibrations \u00e0 l&rsquo;int\u00e9rieur du tube de tirage, ce qui provoque souvent un rel\u00e2chement des plaques d&rsquo;acier dans la zone expos\u00e9e et des morceaux peuvent tomber et endommager l&rsquo;\u00e9quipement en aval. La r\u00e9paration avec de nouvelles plaques d&rsquo;acier est un travail tr\u00e8s long et co\u00fbteux qui, dans la plupart des cas, ne durera pas. <\/li>\n\n\n\n<li>Pour inspecter cette zone, il faut arr\u00eater la turbine et vider le tube de tirage. Aujourd&rsquo;hui, il est \u00e9galement possible d&rsquo;effectuer un balayage 3D. Dans les deux cas, il s&rsquo;agit d&rsquo;une op\u00e9ration tr\u00e8s co\u00fbteuse, surtout en ce qui concerne la perte de production d&rsquo;\u00e9nergie.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-3 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"593\" height=\"334\" data-id=\"5700\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-ARC-791-applied-in-damaged-area.jpg\" alt=\"\" class=\"wp-image-5700\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-ARC-791-applied-in-damaged-area.jpg 593w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-ARC-791-applied-in-damaged-area-300x169.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-ARC-791-applied-in-damaged-area-400x225.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-ARC-791-applied-in-damaged-area-135x76.jpg 135w\" sizes=\"auto, (max-width: 593px) 100vw, 593px\" \/><figcaption class=\"wp-element-caption\">ARC 791 appliqu\u00e9 dans la zone endommag\u00e9e \u00e0 la place de nouvelles<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"289\" data-id=\"5701\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Edge-on-remaining-steel-plates-coated-with-ARC-855.jpg\" alt=\"\" class=\"wp-image-5701\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Edge-on-remaining-steel-plates-coated-with-ARC-855.jpg 512w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Edge-on-remaining-steel-plates-coated-with-ARC-855-300x169.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Edge-on-remaining-steel-plates-coated-with-ARC-855-400x226.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Edge-on-remaining-steel-plates-coated-with-ARC-855-135x76.jpg 135w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Bord sur les plaques d&rsquo;acier restantes rev\u00eatues d&rsquo;ARC 855 <\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"466\" height=\"263\" data-id=\"5702\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Remaining-steel-plates-are-bolted-to-the-base.jpg\" alt=\"\" class=\"wp-image-5702\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Remaining-steel-plates-are-bolted-to-the-base.jpg 466w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Remaining-steel-plates-are-bolted-to-the-base-300x169.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Remaining-steel-plates-are-bolted-to-the-base-400x226.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Draft-Tube-repair-Remaining-steel-plates-are-bolted-to-the-base-135x76.jpg 135w\" sizes=\"auto, (max-width: 466px) 100vw, 466px\" \/><figcaption class=\"wp-element-caption\">Les plaques d&rsquo;acier restantes sont boulonn\u00e9es \u00e0 la base. Avant le boulonnage, une injection de mortier \u00e0 faible viscosit\u00e9 est n\u00e9cessaire pour \u00e9viter les \u00ab\u00a0poches d&rsquo;air\u00a0\u00bb.<\/figcaption><\/figure>\n<\/figure>\n\n<div style=\"height:16px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h4 class=\"wp-block-heading\"><strong>R\u00e9sultat de ce projet r\u00e9ussi :<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>Mat\u00e9riau solide, enduit directement sur la base.<\/li>\n\n\n\n<li>Il n&rsquo;est pas n\u00e9cessaire de boulonner.<\/li>\n\n\n\n<li>Pas de risque de d\u00e9formation m\u00e9canique.<\/li>\n\n\n\n<li>Aucun risque pour les \u00ab\u00a0poches d&rsquo;air\u00a0\u00bb.<\/li>\n\n\n\n<li>Pas de traitement de surface suppl\u00e9mentaire.<\/li>\n\n\n\n<li>R\u00e9paration plus facile et plus rapide.<\/li>\n\n\n\n<li>Moins de temps d&rsquo;arr\u00eat, s\u00e9curit\u00e9 de l&rsquo;alimentation \u00e9lectrique et augmentation des revenus pour le propri\u00e9taire de la centrale.<\/li>\n<\/ul>\n\n<div style=\"height:13px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Veuillez consulter l&rsquo;\u00e9tude de cas sur notre site Web :<\/p>\n\n<p class=\"wp-block-paragraph\"><br\/><a class=\"external-link\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/chesterton.com\/Files\/Product%20assets\/ARC\/EN351041_ARC_CS0154_Draft_Tube_Hydroelectric_power_Industry_791.pdf\">Case Study 351041 &#8211; Power Plant Draft Tube Repaired and Protected with ARC 791<\/a><\/p>\n\n<div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h4 class=\"wp-block-heading\"><strong>\u00c9tude de cas n\u00b0 3 &#8211; Rev\u00eatement des portes d&rsquo;\u00e9cluses et d&rsquo;autres composants du barrage de Corumana au Mozambique<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>Les portes d&rsquo;\u00e9cluses corrod\u00e9es et d&rsquo;autres composants tels que les tringleries, les bandes d&rsquo;arrimage et les roues des portes ont \u00e9t\u00e9 remises \u00e0 neuf avec nos rev\u00eatements haute performance.<\/li>\n\n\n\n<li>Le<a href=\"https:\/\/aw-chesterton.eu\/fr\/products\/internal-corrosion-immersion\/proguard-cn-200-2\/\"> Proguard CN 200 <\/a>a \u00e9t\u00e9 appliqu\u00e9 sur tous les \u00e9l\u00e9ments m\u00e9talliques<\/li>\n\n\n\n<li>Les parties m\u00e9talliques expos\u00e9es \u00e0 l&rsquo;air et \u00e0 la lumi\u00e8re du soleil ont \u00e9t\u00e9 recouvertes d&rsquo;une couche suppl\u00e9mentaire de <a href=\"https:\/\/aw-chesterton.eu\/fr\/products\/external-protection\/proguard-169-plus\/\">Proguard 169<\/a>, notre couche de finition stable aux UV.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-4 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" data-id=\"5692\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-768x1024.jpg\" alt=\"\" class=\"wp-image-5692\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-768x1024.jpg 768w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-225x300.jpg 225w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-1152x1536.jpg 1152w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-1536x2048.jpg 1536w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-300x400.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-101x135.jpg 101w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Lock-gate-coated-with-Proguard-CN-200-scaled.jpg 1920w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">Porte de serrure, rev\u00eatue de PROGUARD CN 200\n<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-id=\"5698\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-1024x768.jpg\" alt=\"\" class=\"wp-image-5698\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-1024x768.jpg 1024w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-300x225.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-768x576.jpg 768w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-400x300.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169-135x101.jpg 135w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-external-hood-of-jet-valve-with-Proguard-169.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Avec capot ext\u00e9rieur de la valve de jet rev\u00eatu de PROGUARD 169<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"652\" data-id=\"5699\" src=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-1024x652.jpg\" alt=\"\" class=\"wp-image-5699\" srcset=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-1024x652.jpg 1024w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-300x191.jpg 300w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-768x489.jpg 768w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-400x255.jpg 400w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200-135x86.jpg 135w, https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/01\/Coated-gate-wheels-with-Proguard-CN-200.jpg 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Roues du portail, prot\u00e9g\u00e9es par PROGUARD CN 200\n<\/figcaption><\/figure>\n<\/figure>\n\n<div style=\"height:11px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h4 class=\"wp-block-heading\"><strong>R\u00e9sultat de ce projet r\u00e9ussi :<\/strong><\/h4>\n\n<ul class=\"wp-block-list\">\n<li>Application facile en une seule couche<\/li>\n\n\n\n<li>Protection fiable et durable contre la corrosion dans les environnements marins agressifs conform\u00e9ment \u00e0 la norme ISO 12944-2 \/ classification CX<\/li>\n\n\n\n<li>R\u00e9sistances de haute qualit\u00e9 contre les frottements m\u00e9caniques \u00e9lev\u00e9s<\/li>\n\n\n\n<li>Meilleure r\u00e9sistance \u00e0 la temp\u00e9rature et \u00e0 l&rsquo;humidit\u00e9 en raison du climat humide et changeant du Mozambique.<\/li>\n<\/ul>\n\n<div style=\"height:18px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Veuillez consulter l&rsquo;\u00e9tude de cas sur notre site web : <\/p>\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"noreferrer noopener\" class=\"external-link\" href=\"https:\/\/www.ceramicpolymer.de\/fileadmin\/chefs\/newslettter_2020\/08-2020\/CP-08-2020_-_Corumana_Dam_Mosambique.pdf\">Ceramic-Polymer Newsletter &#8211; Coating of Lock Gates and further Components of Corumana Dam in Mozambique<\/a><\/p>\n\n<div style=\"height:19px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<h3 class=\"wp-block-heading\"><strong>Conclusion<\/strong><\/h3>\n\n<p class=\"wp-block-paragraph\">L&rsquo;application de rev\u00eatements Chesterton dans l&rsquo;industrie hydro\u00e9lectrique repr\u00e9sente une solution d&rsquo;avenir pour accro\u00eetre l&rsquo;efficacit\u00e9 et prolonger la dur\u00e9e de vie des \u00e9quipements. En prot\u00e9geant contre l&rsquo;usure et la corrosion et en r\u00e9duisant les frottements, ces rev\u00eatements contribuent non seulement \u00e0 la rentabilit\u00e9, mais aussi \u00e0 la durabilit\u00e9 de la production d&rsquo;\u00e9nergie. L&rsquo;industrie hydro\u00e9lectrique peut donc b\u00e9n\u00e9ficier des nombreux avantages de cette technologie innovante et contribuer \u00e0 la transition \u00e9nerg\u00e9tique mondiale.  <\/p>\n\n<p class=\"wp-block-paragraph\">Nous nous ferons un plaisir de vous aider pour toute question concernant la protection des surfaces. Pour plus d&rsquo;informations, veuillez vous adresser \u00e0 notre <a href=\"https:\/\/aw-chesterton.eu\/fr\/support\/ask-an-expert\/\">bureau d&rsquo;experts<\/a>. <\/p>\n\n<p class=\"wp-block-paragraph\">En outre, sur notre site web, vous pouvez trouver cet article de blog int\u00e9ressant :<br\/><a target=\"_blank\" rel=\"noreferrer noopener\" class=\"external-link\" href=\"https:\/\/blog.chesterton.com\/wear-protection\/industrial-coatings\/coating-corrosion-hydropower-facilities\/\">https:\/\/blog.chesterton.com\/wear-protection\/industrial-coatings\/coating-corrosion-hydropower-facilities\/<\/a><\/p>\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Vous pouvez \u00e9galement faire une premi\u00e8re s\u00e9lection \u00e0 l&rsquo;aide de notre <a href=\"https:\/\/aw-chesterton.eu\/fr\/product-selector\/\">s\u00e9lecteur de produits<\/a>. Nos conseillers produits se feront un plaisir de vous aider \u00e0 choisir le produit id\u00e9al pour votre application. <\/p>\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Chaque seconde, plusieurs m\u00e8tres cubes d&rsquo;eau traversent les tuyaux, les turbines et les filtres d&rsquo;une centrale hydro\u00e9lectrique. Bien que ces composants soient tr\u00e8s r\u00e9sistants et sp\u00e9cialement con\u00e7us pour \u00eatre en contact permanent avec l&rsquo;eau, les dommages dus \u00e0 la corrosion sont in\u00e9vitables au fil du temps. Comme les centrales hydro\u00e9lectriques ne sont g\u00e9n\u00e9ralement pas arr\u00eat\u00e9es&hellip;<\/p>\n","protected":false},"author":10,"featured_media":33725,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13919,14362,13918],"tags":[13422,14363,14364,14365,14366],"class_list":["post-33726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arc-et-revetements-en-polymere-ceramique","category-hydroelectricite","category-revetements-industriels","tag-13422","tag-ameliorer-la-fiabilite","tag-hydroelectricite","tag-prolonger-la-duree-de-vie","tag-revetements-haute-performance"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Optimisation des centrales hydro\u00e9lectriques gr\u00e2ce aux rev\u00eatements Chesterton<\/title>\n<meta name=\"description\" content=\"Chesterton propose des syst\u00e8mes de protection haut de gamme adapt\u00e9s aux exigences des diff\u00e9rents domaines d&#039;application du secteur hydro\u00e9lectrique.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aw-chesterton.eu\/fr\/hydroelectricite\/https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Optimisation des centrales hydro\u00e9lectriques gr\u00e2ce aux rev\u00eatements Chesterton\" \/>\n<meta property=\"og:description\" content=\"Chesterton propose des syst\u00e8mes de protection haut de gamme adapt\u00e9s aux exigences des diff\u00e9rents domaines d&#039;application du secteur hydro\u00e9lectrique.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aw-chesterton.eu\/fr\/hydroelectricite\/https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\/\" \/>\n<meta property=\"og:site_name\" content=\"A.W. Chesterton Company \u2013 EU\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-12T11:18:37+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-12T11:19:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aw-chesterton.eu\/wp-content\/uploads\/2024\/02\/AdobeStock_437500857_ppt.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1800\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"SW\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"SW\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/aw-chesterton.eu\\\/fr\\\/hydroelectricite\\\/https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aw-chesterton.eu\\\/fr\\\/hydroelectricite\\\/https-aw-chesterton-eu-fr-hydroelectricite-old-optimization-of-hydropower-plants-with-chesterton-coatings-a-sustainable-solution-for-higher-efficiency-and-longer-service-life\\\/\"},\"author\":{\"name\":\"SW\",\"@id\":\"https:\\\/\\\/aw-chesterton.eu\\\/fr\\\/#\\\/schema\\\/person\\\/b6a87c83a29199439fe03716c6091c56\"},\"headline\":\"Optimisation durable des centrales hydrauliques : am\u00e9liorer l&rsquo;efficacit\u00e9 et la dur\u00e9e de vie gr\u00e2ce aux rev\u00eatements 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