{"id":2631,"date":"2026-06-02T08:17:25","date_gmt":"2026-06-02T08:17:25","guid":{"rendered":"https:\/\/yawei-powertransformer.com\/?page_id=2631"},"modified":"2026-06-02T08:20:23","modified_gmt":"2026-06-02T08:20:23","slug":"345kv-250mva-uhv-fully-insulated-autotransformer-grid-integration-project","status":"publish","type":"page","link":"https:\/\/yawei-powertransformer.com\/fr\/345kv-250mva-uhv-fully-insulated-autotransformer-grid-integration-project\/","title":{"rendered":"Projet d'int\u00e9gration au r\u00e9seau d'un autotransformateur UHV de 345kV 250MVA enti\u00e8rement isol\u00e9"},"content":{"rendered":"<div class=\"banner has-hover\" id=\"banner-278341499\">\n          <div class=\"banner-inner fill\">\n        <div class=\"banner-bg fill\" >\n            <div class=\"bg fill bg-fill\"><\/div>\n                        <div class=\"overlay\"><\/div>            \n                    <\/div>\n\t\t\n        <div class=\"banner-layers container\">\n            <div class=\"fill banner-link\"><\/div>            \n   <div id=\"text-box-1351795779\" class=\"text-box banner-layer x5 md-x5 lg-x5 y95 md-y95 lg-y95 res-text\">\n                     <div data-animate=\"flipInY\">           <div class=\"text-box-content text dark\">\n              \n              <div class=\"text-inner text-center\">\n                  \n\t<div id=\"text-3335323767\" class=\"text\">\n\t\t\n<p style=\"text-align: left;\"><span style=\"font-size: 120%; color: #e14d43;\"><b data-path-to-node=\"7,0\" data-index-in-node=\"0\">\u00c9tude de cas \/\/ Reconstruction d'infrastructures \u00e0 tr\u00e8s haute tension<\/b> <\/span><\/p>\n<h2 style=\"text-align: left;\"><span style=\"color: #000000;\"><b data-path-to-node=\"11,0\" data-index-in-node=\"0\">Projet de transformateur de puissance enti\u00e8rement isol\u00e9 345KV \/ 250MVA<\/b><\/span><\/h2>\n<p style=\"text-align: left;\">\u00a0<\/p>\n\t\t\n<style>\n#text-3335323767 {\n  font-size: 1.2rem;\n  line-height: 1.45;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"text-4215256713\" class=\"text\">\n\t\t\n<p style=\"text-align: left;\"><span style=\"font-size: 120%; color: #000000;\"><b data-path-to-node=\"13,0\" data-index-in-node=\"0\">Un projet de transformateur \u00e9lectrique de 345kV EHV de premi\u00e8re qualit\u00e9 con\u00e7u par Yawei Transformer pour la r\u00e9silience du r\u00e9seau. Ce cas d\u00e9montre notre optimisation de la conception complexe et notre logistique mondiale avanc\u00e9e pour les r\u00e9seaux internationaux de services publics.<\/b> <\/span><\/p>\n\t\t\n<style>\n#text-4215256713 {\n  line-height: 1.3;\n}\n<\/style>\n\t<\/div>\n\t\n<div class=\"is-divider divider clearfix\" style=\"margin-top:0px;margin-bottom:0px;max-width:800px;height:1px;background-color:rgb(135, 130, 130);\"><\/div>\n<div class=\"row\"  id=\"row-1048663338\">\n\n\t<div id=\"col-858597107\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<a href=\"https:\/\/yawei-powertransformer.com\/fr\/contact\/\" class=\"button primary is-large\"  style=\"border-radius:10px;\">\n    <span>D\u00c9COUVREZ TOUTES LES \u00c9TUDES DE CAS<\/span>\n  <\/a>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1502471355\" class=\"col medium-3 small-12 large-3\"  >\n\t\t\t\t<div class=\"col-inner\"  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background-color: rgba(151, 173, 219, 0.227);\n}\n<\/style>\n  <\/div>\n\n\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<div class=\"row align-middle align-center\"  id=\"row-442575222\">\n\n\t<div id=\"col-768089683\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_652141860\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer.webp\" class=\"attachment-original size-original\" alt=\"345kV 250MVA ultra high voltage fully insulated autotransformer engineering project for grid connection and power system stability case study by Yawei Transformer\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer.webp 900w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer-300x200.webp 300w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer-768x512.webp 768w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer-18x12.webp 18w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Ultra-High-Voltage-Fully-Insulated-Autotransformer-Engineering-Project-for-Grid-Connection-and-Power-System-Stability-Case-Study-by-Yawei-Transformer-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_652141860 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-881888564\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2 data-section-id=\"w9jzwq\" data-start=\"129\" data-end=\"210\"><span style=\"color: #000000;\"><strong>Ing\u00e9nierie et fabrication de transformateurs de puissance 345kV enti\u00e8rement isol\u00e9s sur mesure<\/strong><\/span><\/h2>\n<p data-start=\"212\" data-end=\"610\">Cette installation embl\u00e9matique d\u00e9ploy\u00e9e sur le terrain met en valeur un syst\u00e8me d'\u00e9clairage personnalis\u00e9. <a href=\"https:\/\/yawei-powertransformer.com\/fr\/Wholesale\/hv-power-transformers\/\">Transformateur de puissance 345kV enti\u00e8rement isol\u00e9<\/a> Cet autotransformateur a \u00e9t\u00e9 con\u00e7u et fabriqu\u00e9 par Yawei Transformer pour les syst\u00e8mes de transmission d'\u00e9nergie \u00e0 ultra-haute tension (UHV) et \u00e0 grande capacit\u00e9. Con\u00e7u pour les r\u00e9seaux d'\u00e9nergie de masse et les applications de sous-stations \u00e0 haute tension, cet autotransformateur de 345 kV\/250 MVA repr\u00e9sente une r\u00e9alisation majeure dans le domaine de l'ing\u00e9nierie \u00e9lectrique de pointe.<\/p>\n<p data-start=\"612\" data-end=\"934\">Pour optimiser les performances de l'isolation en cas de tension extr\u00eame, notre \u00e9quipe d'ing\u00e9nieurs a appliqu\u00e9 une technologie avanc\u00e9e de simulation de champ \u00e9lectrique en 3D. Le noyau utilise de l'acier au silicium \u00e0 grains orient\u00e9s \u00e0 faible perte et des conducteurs en quinconce pour r\u00e9duire efficacement les pertes par courants de Foucault et maintenir des niveaux de perte \u00e0 vide extr\u00eamement bas.<\/p>\n<p data-start=\"936\" data-end=\"1271\">Le transformateur a pass\u00e9 avec succ\u00e8s tous les tests d'usine, y compris les tests de tension induite \u00e0 long terme avec mesure de la d\u00e9charge partielle (DP). Enti\u00e8rement conforme aux normes IEEE C57, ANSI, IEC et CSA, cette unit\u00e9 garantit une s\u00e9curit\u00e9 op\u00e9rationnelle \u00e9lev\u00e9e, une stabilit\u00e9 thermique et une fiabilit\u00e9 \u00e0 long terme du r\u00e9seau dans des conditions de transmission exigeantes.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n<p>\u00a0<\/p>\n<p>\u00a0<\/p>\n<div class=\"row align-middle\"  id=\"row-1498460585\">\n\n\t<div id=\"col-1560267088\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<h2 data-section-id=\"gaaszo\" data-start=\"1306\" data-end=\"1386\"><span style=\"color: #000000;\"><strong>Solutions avanc\u00e9es pour le r\u00e9seau THT, gestion de projet et int\u00e9gration r\u00e9ussie au r\u00e9seau<\/strong><\/span><\/h2>\n<p data-start=\"1388\" data-end=\"1605\">En tant que fournisseur mondial de solutions d'infrastructure \u00e9lectrique, Yawei ne se contente pas de fabriquer des produits, mais assure l'ex\u00e9cution compl\u00e8te de projets pour les sous-stations \u00e0 haute tension, la modernisation du r\u00e9seau et l'int\u00e9gration des \u00e9nergies renouvelables.<\/p>\n<p data-start=\"1607\" data-end=\"1918\">Le pr\u00e9sent <a href=\"https:\/\/yawei-powertransformer.com\/fr\/global-transformer-project-cases-engineering-solutions-yawei-transformer\/\">Projet de transformateur 345kV<\/a> d\u00e9montre notre capacit\u00e9 \u00e0 g\u00e9rer une logistique internationale complexe et le transport d'\u00e9quipements lourds. L'ensemble du processus - depuis l'exp\u00e9dition \u00e0 l'\u00e9tranger, l'installation sur site et le traitement de l'huile sous vide - a \u00e9t\u00e9 supervis\u00e9 par notre \u00e9quipe d'ing\u00e9nieurs chevronn\u00e9s afin de garantir une ex\u00e9cution s\u00fbre et pr\u00e9cise.<\/p>\n<p data-start=\"1920\" data-end=\"2169\">Le projet a pass\u00e9 avec succ\u00e8s tous les tests de r\u00e9sistance \u00e0 la tension sur site et a \u00e9t\u00e9 mis sous tension pour la premi\u00e8re fois. Cette \u00e9tape t\u00e9moigne de la capacit\u00e9 de Yawei \u00e0 fournir des syst\u00e8mes d'alimentation enti\u00e8rement int\u00e9gr\u00e9s et pr\u00eats \u00e0 fonctionner pour les march\u00e9s mondiaux des services publics et de l'EPC.<\/p>\n<p data-start=\"2171\" data-end=\"2406\">Con\u00e7ues pour r\u00e9pondre aux exigences des r\u00e9seaux modernes, y compris l'int\u00e9gration des \u00e9nergies renouvelables et de l'\u00e9nergie distribu\u00e9e, nos solutions offrent une grande fiabilit\u00e9, une r\u00e9ponse rapide aux pannes et des performances de transmission stables pour les applications \u00e0 grande \u00e9chelle dans le monde entier.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1170171853\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_809987918\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Fully-Insulated-Autotransformer-Project-for-Ultra-High-Voltage-Power-Transmission-Grid-Integration-and-System-Reliability-Enhancement.webp\" class=\"attachment-original size-original\" alt=\"345kV 250MVA fully insulated autotransformer project for ultra high voltage power transmission grid integration and system reliability enhancement by Yawei Transformer\" srcset=\"https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Fully-Insulated-Autotransformer-Project-for-Ultra-High-Voltage-Power-Transmission-Grid-Integration-and-System-Reliability-Enhancement.webp 900w, https:\/\/yawei-powertransformer.com\/wp-content\/uploads\/2026\/06\/345kV-250MVA-Fully-Insulated-Autotransformer-Project-for-Ultra-High-Voltage-Power-Transmission-Grid-Integration-and-System-Reliability-Enhancement-300x200.webp 300w, 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