{"id":37362,"date":"2022-02-18T00:49:26","date_gmt":"2022-02-17T23:49:26","guid":{"rendered":"https:\/\/welding-alloys.zerobox.co.za\/?p=37362"},"modified":"2024-06-11T10:50:22","modified_gmt":"2024-06-11T08:50:22","slug":"turbines-francis-et-kaplan","status":"publish","type":"post","link":"https:\/\/welding-alloys.zerobox.co.za\/fr\/etudes-de-cas\/hydroelectricite-2\/turbines-francis-et-kaplan\/","title":{"rendered":"Turbines Francis et Kaplan"},"content":{"rendered":"<div id='full_slider_1'  class='avia-fullwidth-slider main_color avia-shadow   avia-builder-el-0  el_before_av_section  avia-builder-el-first   container_wrap sidebar_left'  >\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lkj3azz-3ee0fedbadd35e479f38fe9e190f3e23\">\n#top #wrap_all .avia-slideshow .av-slideshow-caption.av-lkj3azz-3ee0fedbadd35e479f38fe9e190f3e23__0 .avia-caption-title{\nfont-size:38px;\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-slideshow av-lkj3azz-3ee0fedbadd35e479f38fe9e190f3e23 avia-slideshow-no scaling av_slideshow_full avia-slide-slider av-slideshow-ui av-control-default av-slideshow-manual av-loop-once av-loop-manual-endless av-default-height-applied   avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:false,&quot;loop_autoplay&quot;:&quot;once&quot;,&quot;interval&quot;:5,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 24.609375%;'><li  class='avia-slideshow-slide av-lkj3azz-3ee0fedbadd35e479f38fe9e190f3e23__0  av-single-slide slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><div class='av-slideshow-caption av-lkj3azz-3ee0fedbadd35e479f38fe9e190f3e23__0 caption_fullwidth caption_left caption_left_framed caption_framed'><div class=\"container caption_container\"><div class=\"slideshow_caption\"><div class=\"slideshow_inner_caption\"><div class=\"slideshow_align_caption\"><h2 class='avia-caption-title '  itemprop=\"name\" >Courtes \u00e9tudes de cas sur les solutions mises en \u0153uvre dans divers secteurs.<\/h2><\/div><\/div><\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-19551 avia-img-lazy-loading-not-19551\"  src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/hydropower-banner.jpg\" width=\"1280\" height=\"315\" title='hydropower banner' alt='hydropower banner'  itemprop=\"thumbnailUrl\"  style='min-height:250px; min-width:1016px; ' srcset=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/hydropower-banner.jpg 1280w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/hydropower-banner-600x148.jpg 600w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/hydropower-banner-300x74.jpg 300w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/hydropower-banner-500x123.jpg 500w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/div><\/li><\/ul><\/div><\/div>\n<div id='av_section_1'  class='avia-section av-kn3ntxr-7056b252b561f431954c756ce5e6a3dc alternate_color avia-section-small avia-no-border-styling  avia-builder-el-1  el_after_av_slideshow_full  el_before_av_section  breadcrumb-container avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-37362'><div class='entry-content-wrapper clearfix'>\n\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_2'  class='avia-section av-jf5e8nj-878e81711abe7643a76553caf6f66c37 main_color avia-section-default avia-no-border-styling  avia-builder-el-3  el_after_av_section  el_before_av_layout_row  avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-37362'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-j3v1wa7-35461246df4bea1c019512b14f4433e0 av_one_full  avia-builder-el-4  el_before_av_one_fourth  avia-builder-el-first  first flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ifw4833-4bbb90ea804104a96713003d2dc88812\">\n#top .av-special-heading.av-ifw4833-4bbb90ea804104a96713003d2dc88812{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-ifw4833-4bbb90ea804104a96713003d2dc88812 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-ifw4833-4bbb90ea804104a96713003d2dc88812 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-ifw4833-4bbb90ea804104a96713003d2dc88812 av-special-heading-h1 blockquote modern-quote  avia-builder-el-5  avia-builder-el-no-sibling '><h1 class='av-special-heading-tag '  itemprop=\"headline\"  >Turbines Francis et Kaplan<\/h1><div class='av-subheading av-subheading_below'><a href=\"https:\/\/welding-alloys.zerobox.co.za\/fr\/secteur\/hydroelectricite\/\">Hydro\u00e9lectricit\u00e9<\/a>\n<\/div><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><\/div><div class='flex_column_table av-i9o0nzj-292e4353954acecbc184717bf5f226e1 sc-av_one_fourth av-equal-height-column-flextable'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-i9o0nzj-292e4353954acecbc184717bf5f226e1\">\n#top .flex_column_table.av-equal-height-column-flextable.av-i9o0nzj-292e4353954acecbc184717bf5f226e1{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-i9o0nzj-292e4353954acecbc184717bf5f226e1 av_one_fourth  avia-builder-el-6  el_after_av_one_full  el_before_av_one_fourth  first flex_column_table_cell av-equal-height-column av-align-middle av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-htd9zbj-141880241532955a03524142e941f374\">\n.avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-icon.avia-svg-icon svg:first-child{\nfill:#ffffff;\nstroke:#ffffff;\n}\n#top .avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-title{\ncolor:#ffffff;\n}\n#top .avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-content{\nfont-size:20px;\ncolor:#ffffff;\n}\n.avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-circle-inner{\nborder-style:none;\nbackground-color:#006635;\nbox-shadow:none;\n}\n\n@media only screen and (min-width: 768px) and (max-width: 989px){ \n#top .avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top .avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top .avia-animated-number.av-htd9zbj-141880241532955a03524142e941f374 .avia-animated-number-content{\nfont-size:20px;\n}\n}\n<\/style>\n<div  class=\"avia-animated-number av-htd9zbj-141880241532955a03524142e941f374 av-force-default-color avia_animate_when_visible  avia-builder-el-7  avia-builder-el-no-sibling  avia-color-font-custom av-display-circle \" data-timer=\"3000\"><span class='avia-animated-number-circle '><span class='avia-animated-number-circle-inner'><\/span><\/span><strong class=\"heading avia-animated-number-title\"><\/strong><div class=\"avia-animated-number-content\"><p>CONSOMMABLES<br \/>\nAVANC\u00c9S<\/p>\n<\/div><\/div><\/div><div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-h8fj7gv-b4acb0ed8b0437408bb8f338cd125790\">\n#top .flex_column_table.av-equal-height-column-flextable.av-h8fj7gv-b4acb0ed8b0437408bb8f338cd125790{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-h8fj7gv-b4acb0ed8b0437408bb8f338cd125790 av_one_fourth  avia-builder-el-8  el_after_av_one_fourth  el_before_av_one_fourth  flex_column_table_cell av-equal-height-column av-align-middle av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-gqk420f-2a23fbb642d8af14013b64a432266308\">\n.avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-icon.avia-svg-icon svg:first-child{\nfill:#ffffff;\nstroke:#ffffff;\n}\n#top .avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-title{\ncolor:#ffffff;\n}\n#top .avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-content{\nfont-size:20px;\ncolor:#FFFFFF;\n}\n.avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-circle-inner{\nborder-style:none;\nbackground-color:#006635;\nbox-shadow:none;\n}\n\n@media only screen and (min-width: 768px) and (max-width: 989px){ \n#top .avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top .avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top .avia-animated-number.av-gqk420f-2a23fbb642d8af14013b64a432266308 .avia-animated-number-content{\nfont-size:20px;\n}\n}\n<\/style>\n<div  class=\"avia-animated-number av-gqk420f-2a23fbb642d8af14013b64a432266308 av-force-default-color avia_animate_when_visible  avia-builder-el-9  avia-builder-el-no-sibling  avia-color-font-custom av-display-circle \" data-timer=\"3000\"><span class='avia-animated-number-circle '><span class='avia-animated-number-circle-inner'><\/span><\/span><strong class=\"heading avia-animated-number-title\"><\/strong><div class=\"avia-animated-number-content\"><p>HAUTE R\u00c9SISTANCE<br \/>\n\u00c0 LA CAVITATION<\/p>\n<\/div><\/div><\/div><div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-g9w19e7-0afd3f7767db00ca9c542d65f7e1b205\">\n#top .flex_column_table.av-equal-height-column-flextable.av-g9w19e7-0afd3f7767db00ca9c542d65f7e1b205{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-g9w19e7-0afd3f7767db00ca9c542d65f7e1b205 av_one_fourth  avia-builder-el-10  el_after_av_one_fourth  el_before_av_one_fourth  flex_column_table_cell av-equal-height-column av-align-middle av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-fzdm5an-33dd43a1d093a06b0c422480331d1268\">\n.avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-icon.avia-svg-icon svg:first-child{\nfill:#ffffff;\nstroke:#ffffff;\n}\n#top .avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-title{\ncolor:#ffffff;\n}\n#top .avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-content{\nfont-size:20px;\ncolor:#FFFFFF;\n}\n.avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-circle-inner{\nborder-style:none;\nbackground-color:#006635;\nbox-shadow:none;\n}\n\n@media only screen and (min-width: 768px) and (max-width: 989px){ \n#top .avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top .avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-content{\nfont-size:16px;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top .avia-animated-number.av-fzdm5an-33dd43a1d093a06b0c422480331d1268 .avia-animated-number-content{\nfont-size:20px;\n}\n}\n<\/style>\n<div  class=\"avia-animated-number av-fzdm5an-33dd43a1d093a06b0c422480331d1268 av-force-default-color avia_animate_when_visible  avia-builder-el-11  avia-builder-el-no-sibling  avia-color-font-custom av-display-circle \" data-timer=\"3000\"><span class='avia-animated-number-circle '><span class='avia-animated-number-circle-inner'><\/span><\/span><strong class=\"heading avia-animated-number-title\"><\/strong><div class=\"avia-animated-number-content\"><p>AUGMENTATION DE LA DUR\u00c9E<br \/>\nDE VIE<br \/>\nDES PI\u00c8CES<\/p>\n<\/div><\/div><\/div><div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-fbsm0nj-22ad5833dc26a928d8215d70276c3fc9\">\n#top .flex_column_table.av-equal-height-column-flextable.av-fbsm0nj-22ad5833dc26a928d8215d70276c3fc9{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-fbsm0nj-22ad5833dc26a928d8215d70276c3fc9 av_one_fourth  avia-builder-el-12  el_after_av_one_fourth  el_before_av_one_half  flex_column_table_cell av-equal-height-column av-align-middle av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ev1smnj-752ea101d35935f68da28be477e548c9\">\n.avia-image-container.av-ev1smnj-752ea101d35935f68da28be477e548c9 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-ev1smnj-752ea101d35935f68da28be477e548c9 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-ev1smnj-752ea101d35935f68da28be477e548c9 av-styling- avia-align-center  avia-builder-el-13  avia-builder-el-no-sibling  img-100'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-6824 avia-img-lazy-loading-not-6824 avia_image ' src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/hydropower.svg\" alt='hydropower' title='hydropower'  height=\"1\" width=\"1\"  itemprop=\"thumbnailUrl\"  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Autoclose: 1 --><div class='flex_column_table av-eb5mb2n-87d047b00a3e658befae1a951ee9bcd6 sc-av_one_half av-break-at-tablet-flextable av-equal-height-column-flextable'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-eb5mb2n-87d047b00a3e658befae1a951ee9bcd6\">\n#top .flex_column_table.av-equal-height-column-flextable.av-eb5mb2n-87d047b00a3e658befae1a951ee9bcd6{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-eb5mb2n-87d047b00a3e658befae1a951ee9bcd6 av_one_half  avia-builder-el-14  el_after_av_one_fourth  el_before_av_one_fourth  tablet-remove-flex-placeholder first av-break-at-tablet flex_column_table_cell av-equal-height-column av-align-top av-animated-generic left-to-right  column-top-margin'     ><section  class='av_textblock_section av-e6eoran-00ee39f9e6e23e635b95dd79d0c4878b '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>L\u2019\u00e9nergie hydraulique est une source renouvelable et contr\u00f4lable \u00e0 fort potentiel pour la transition vers une \u00e9conomie d\u00e9carbon\u00e9e. La r\u00e9paration et la maintenance repr\u00e9sentent la majeure partie des travaux r\u00e9alis\u00e9s sur une centrale hydraulique. En raison des conditions de travail extr\u00eames et des processus op\u00e9rationnels associ\u00e9s \u00e0 l\u2019industrie hydraulique, les \u00e9quipements de la centrale sont constamment expos\u00e9s \u00e0 de multiples types d\u2019usure. Une usure importante li\u00e9e \u00e0 la cavitation, \u00e0 l\u2019\u00e9rosion et aux vibrations se produit sur les volutes, les aubes directrices et les aubes mobiles, n\u00e9cessitant une protection adapt\u00e9e contre l\u2019usure.<\/p>\n<p>Pour att\u00e9nuer les probl\u00e8mes d\u2019usure auxquels sont confront\u00e9es les centrales hydro\u00e9lectriques, nos experts techniques Welding Alloys ont con\u00e7u des fils de placage sp\u00e9cialis\u00e9s, une gamme d\u2019\u00e9quipements pour le placage, ainsi que des processus de restauration \u00e9prouv\u00e9s.<\/p>\n<\/div><\/section><\/div><div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1c67twv-8e77107bf7ea574561231eae2b66041e\">\n#top .flex_column_table.av-equal-height-column-flextable.av-1c67twv-8e77107bf7ea574561231eae2b66041e{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-1c67twv-8e77107bf7ea574561231eae2b66041e av_one_fourth  avia-builder-el-16  el_after_av_one_half  el_before_av_one_fourth  tablet-50 av-break-at-tablet flex_column_table_cell av-equal-height-column av-align-top av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-d8dgthr-588b98acf6ddb69a6aae22fc8fe3edc9\">\n.avia-image-container.av-d8dgthr-588b98acf6ddb69a6aae22fc8fe3edc9 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-d8dgthr-588b98acf6ddb69a6aae22fc8fe3edc9 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-d8dgthr-588b98acf6ddb69a6aae22fc8fe3edc9 av-styling- avia-align-center  avia-builder-el-17  avia-builder-el-no-sibling  img-text-flipx animatex'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-19563 avia-img-lazy-loading-not-19563 avia_image ' src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G.jpg\" alt='CHROMECORE M 410NiMo G' title='CHROMECORE M 410NiMo G'  height=\"500\" width=\"500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G.jpg 500w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-300x300.jpg 300w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-100x100.jpg 100w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div><\/div><\/div><\/div><div class='av-flex-placeholder'><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-cidyenj-67a988b61dd2f2f95996149115938fbf\">\n#top .flex_column_table.av-equal-height-column-flextable.av-cidyenj-67a988b61dd2f2f95996149115938fbf{\nmargin-top:0px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-cidyenj-67a988b61dd2f2f95996149115938fbf av_one_fourth  avia-builder-el-18  el_after_av_one_fourth  el_before_av_one_half  tablet-50 av-break-at-tablet flex_column_table_cell av-equal-height-column av-align-top av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-c2zhez3-e0935d9ab421120299a5f559947ad383\">\n.avia-image-container.av-c2zhez3-e0935d9ab421120299a5f559947ad383 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-c2zhez3-e0935d9ab421120299a5f559947ad383 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-c2zhez3-e0935d9ab421120299a5f559947ad383 av-styling- avia-align-center  avia-builder-el-19  avia-builder-el-no-sibling  img-text-flipx animatex'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-19567 avia-img-lazy-loading-not-19567 avia_image ' src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-welded.jpg\" alt='CHROMECORE M 410NiMo G welded' title='CHROMECORE M 410NiMo G welded'  height=\"500\" width=\"500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-welded.jpg 500w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-welded-300x300.jpg 300w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/CHROMECORE-M-410NiMo-G-welded-100x100.jpg 100w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div><\/div><\/div><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><div class='av-column-wrapper-individual av-break-at-tablet-flexwrapper av-mobile-columns-flex av-columns-reverse'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-bv392rz-72c7d1708646b0af84b31e0702da355d\">\n#top .flex_column.av-bv392rz-72c7d1708646b0af84b31e0702da355d{\nmargin-top:50px;\nmargin-bottom:0px;\n}\n.responsive #top #wrap_all .flex_column.av-bv392rz-72c7d1708646b0af84b31e0702da355d{\nmargin-top:50px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-bv392rz-72c7d1708646b0af84b31e0702da355d av_one_half  avia-builder-el-20  el_after_av_one_fourth  el_before_av_one_half  first av-break-at-tablet flex_column_div av-animated-generic bottom-to-top  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-b98vqz3-2cba519ce3a3cf1683bd68e8c43ed13e\">\n.avia-image-container.av-b98vqz3-2cba519ce3a3cf1683bd68e8c43ed13e img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-b98vqz3-2cba519ce3a3cf1683bd68e8c43ed13e .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-b98vqz3-2cba519ce3a3cf1683bd68e8c43ed13e av-styling- avia-align-center  avia-builder-el-21  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-19559 avia-img-lazy-loading-not-19559 avia_image ' src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/Kaplan-Turbines.jpg\" alt='Kaplan Turbines' title='Kaplan Turbines'  height=\"400\" width=\"1000\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/Kaplan-Turbines.jpg 1000w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/Kaplan-Turbines-600x240.jpg 600w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/Kaplan-Turbines-300x120.jpg 300w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/02\/Kaplan-Turbines-500x200.jpg 500w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/div><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ax0pzfz-c6ad122648b425f1258c6e462cbff32e\">\n#top .flex_column.av-ax0pzfz-c6ad122648b425f1258c6e462cbff32e{\nmargin-top:50px;\nmargin-bottom:0px;\n}\n.responsive #top #wrap_all .flex_column.av-ax0pzfz-c6ad122648b425f1258c6e462cbff32e{\nmargin-top:50px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-ax0pzfz-c6ad122648b425f1258c6e462cbff32e av_one_half  avia-builder-el-22  el_after_av_one_half  avia-builder-el-last  av-break-at-tablet flex_column_div av-animated-generic bottom-to-top  column-top-margin'     ><section  class='av_textblock_section av-a9knr4f-87f53f5fcb38bc553f61cab67a445908 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>En 2019, une centrale hydro\u00e9lectrique situ\u00e9e au Br\u00e9sil s\u2019est adress\u00e9e \u00e0 Welding Alloys. Ce client avait un besoin crucial de trouver une solution durable pour r\u00e9parer ses turbines en voie de d\u00e9gradation.<\/p>\n<p>Le client exploite deux grands sites hydro\u00e9lectriques, l\u2019un situ\u00e9 sur le barrage de Jirau sur la rivi\u00e8re Mad\u00e8re, et l\u2019autre sur le barrage de Santo Ant\u00f4nio \u00e0 Amazonas. Il s\u2019agit d\u2019une exploitation \u00e0 grande \u00e9chelle, avec un nombre de turbines total qui s\u2019\u00e9l\u00e8ve \u00e0 50 pour les deux sites.\u00a0 Le client a entrepris des r\u00e9parations sur les turbines au rythme d\u2019une fois tous les trois ans, afin de contrer l\u2019usure importante que subit l\u2019\u00e9quipement. Au fil des ans, diff\u00e9rentes solutions ont \u00e9t\u00e9 mises en \u0153uvre, mais la dur\u00e9e de vie est rest\u00e9e la m\u00eame, bien que les fournisseurs lui avaient garanti de meilleures performances.<\/p>\n<\/div><\/section><\/div><\/div><!--close flex column wrapper. Autoclose: 1 --><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av-layout-grid-1'  class='av-layout-grid-container av-a1inicv-1d835e2b6af6cd062caec75f5df5b7b9 entry-content-wrapper main_color av-flex-cells av-break-at-tablet  avia-builder-el-24  el_after_av_section  el_before_av_section  container grid-row-not-first  container_wrap sidebar_left'  >\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-9kr4efj-d19f181556922f8f4438a07ecd1be108\">\n.flex_cell.av-9kr4efj-d19f181556922f8f4438a07ecd1be108{\nvertical-align:top;\n}\n.responsive #top #wrap_all .flex_cell.av-9kr4efj-d19f181556922f8f4438a07ecd1be108{\npadding:0px 30px 30px 0px !important;\n}\n<\/style>\n<div class='flex_cell av-9kr4efj-d19f181556922f8f4438a07ecd1be108 av-gridrow-cell av_one_half no_margin  avia-builder-el-25  el_before_av_cell_one_half  avia-builder-el-first  tablet-pr-0 content-align-top'  ><div class='flex_cell_inner'><div  class='flex_column av-8zwcslr-0cb72628718a2cd895ee2b9539eb7705 av_one_full  avia-builder-el-26  avia-builder-el-no-sibling  first flex_column_div av-animated-generic left-to-right  '     ><section  class='av_textblock_section av-8etlz9r-65957a495cde5cc934fbc06d350f0344 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Les donn\u00e9es du client ont montr\u00e9 que les turbines du barrage de Santo Antonio perdaient 1\u00a0kg de m\u00e9tal par jour \u00e0 cause de la cavitation et des conditions difficiles, ce qui illustre l\u2019ampleur de l\u2019usure subie. Pour pouvoir fonctionner correctement, les r\u00e9parations des turbines n\u00e9cessitaient l\u2019apport de 1,5\u00a0tonne de fils sp\u00e9cialis\u00e9s, ce qui ajoutait des co\u00fbts importants \u00e0 une op\u00e9ration d\u00e9j\u00e0 co\u00fbteuse.<\/p>\n<p>Lors de notre audit d\u2019usure et de l\u2019analyse des produits et de l\u2019environnement, nous avons conclu que le fil utilis\u00e9 pour r\u00e9parer les turbines n\u2019\u00e9tait pas adapt\u00e9 pour lutter contre la cavitation et l\u2019\u00e9rosion, d\u2019o\u00f9 les pertes m\u00e9talliques importantes. Apr\u00e8s une analyse plus approfondie, nous avons d\u00e9couvert que la pression de l\u2019eau sur les pales des turbines \u00e9tait extr\u00eamement \u00e9lev\u00e9e et qu\u2019elle contribuait grandement \u00e0 l\u2019usure excessive subie.<\/p>\n<\/div><\/section><\/div>\n<\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-86cf6kv-2dc34e29b0d16b789ce0c8b7d8a398a3\">\n.flex_cell.av-86cf6kv-2dc34e29b0d16b789ce0c8b7d8a398a3{\nvertical-align:top;\n}\n.responsive #top #wrap_all .flex_cell.av-86cf6kv-2dc34e29b0d16b789ce0c8b7d8a398a3{\npadding:0px 0px 30px 30px !important;\n}\n<\/style>\n<div class='flex_cell av-86cf6kv-2dc34e29b0d16b789ce0c8b7d8a398a3 av-gridrow-cell av_one_half no_margin  avia-builder-el-28  el_after_av_cell_one_half  avia-builder-el-last  mobi-three-col tablet-pl-0 content-align-top'  ><div class='flex_cell_inner'><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-7md14bz-89bfc9befdcd7f7caca47b1f1a004f93\">\n.flex_column.av-7md14bz-89bfc9befdcd7f7caca47b1f1a004f93{\npadding:30px 30px 30px 30px;\nbackground-color:#f1f1f1;\n}\n<\/style>\n<div  class='flex_column av-7md14bz-89bfc9befdcd7f7caca47b1f1a004f93 av_one_half  avia-builder-el-29  el_before_av_one_half  avia-builder-el-first  equal-height-row first flex_column_div av-animated-generic bottom-to-top  '     ><section  class='av_textblock_section av-71nx4r3-2a289021661627d19ab7943e56ff95a1 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h4>Le d\u00e9fi<\/h4>\n<p>Prolonger la dur\u00e9e de vie de la pi\u00e8ce en luttant contre la cavitation et l\u2019\u00e9rosion extr\u00eames<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-6r801e7-42e5b14f1453948c8f6e536f53642fd9\">\n.flex_column.av-6r801e7-42e5b14f1453948c8f6e536f53642fd9{\npadding:30px 30px 30px 30px;\nbackground-color:#f1f1f1;\n}\n<\/style>\n<div  class='flex_column av-6r801e7-42e5b14f1453948c8f6e536f53642fd9 av_one_half  avia-builder-el-31  el_after_av_one_half  el_before_av_one_half  equal-height-row flex_column_div av-animated-generic bottom-to-top  '     ><section  class='av_textblock_section av-65b4oun-a812a84709bff11916e98bd698df3d64 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h4>La solution<\/h4>\n<p>Fil fourr\u00e9 m\u00e9tallique Welding Alloys<\/p>\n<\/div><\/section><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5v8wken-0e1934521c43ea8ad16b093f6a25111f\">\n#top .flex_column.av-5v8wken-0e1934521c43ea8ad16b093f6a25111f{\nmargin-top:30px;\nmargin-bottom:0px;\n}\n.flex_column.av-5v8wken-0e1934521c43ea8ad16b093f6a25111f{\npadding:30px 30px 30px 30px;\nbackground-color:#f1f1f1;\n}\n.responsive #top #wrap_all .flex_column.av-5v8wken-0e1934521c43ea8ad16b093f6a25111f{\nmargin-top:30px;\nmargin-bottom:0px;\n}\n<\/style>\n<div  class='flex_column av-5v8wken-0e1934521c43ea8ad16b093f6a25111f av_one_half  avia-builder-el-33  el_after_av_one_half  avia-builder-el-last  equal-height-row margin-left first flex_column_div av-animated-generic bottom-to-top  column-top-margin'     ><section  class='av_textblock_section av-5apg72n-be0b942bb02c2039b03c1608dfceb912 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><h4>Le r\u00e9sultat<\/h4>\n<p>Augmentation de la dur\u00e9e de vie et r\u00e9duction des temps d\u2019arr\u00eat<\/p>\n<\/div><\/section><\/div><\/p>\n<\/div><\/div>\n<\/div><\/p>\n<div id='av_section_3'  class='avia-section av-4r2dt1r-7a320ec4f07644f60fd1ee1b8dc08157 main_color avia-section-default avia-no-border-styling  avia-builder-el-35  el_after_av_layout_row  avia-builder-el-last  padding-top-0 avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-37362'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-4ipyh73-5c1d3d0958b09fb82dd991231a49973c av_one_full  avia-builder-el-36  el_before_av_one_full  avia-builder-el-first  first flex_column_div av-animated-generic bottom-to-top  '     ><section  class='av_textblock_section av-dru7n3-b1076de3bff3419b74d4cf63a1d75fd7 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Pendant plusieurs ann\u00e9es, Welding Alloys a fourni des services et une vari\u00e9t\u00e9 de fils aux centrales hydro\u00e9lectriques install\u00e9es dans des environnements similaires \u00e0 travers le monde. Notre \u00e9quipe br\u00e9silienne disposait ainsi de donn\u00e9es de r\u00e9f\u00e9rence issues de projets ant\u00e9rieurs. Apr\u00e8s l\u2019audit d\u2019usure et la collecte des donn\u00e9es, Welding Alloys a propos\u00e9 d\u2019utiliser deux fils diff\u00e9rents pour r\u00e9parer les turbines. Tout d\u2019abord, CAVITALLOY, un fil fourr\u00e9 m\u00e9tallique unique con\u00e7u pour lutter contre la cavitation et l\u2019\u00e9rosion et pourvu d\u2019un d\u00e9p\u00f4t sans laitier. Et ensuite, CHROMECORE M 410NiMo, un fil fourr\u00e9 m\u00e9tallique \u00e9galement, con\u00e7u pour une utilisation facile avec un d\u00e9p\u00f4t sans laitier. Il n\u00e9cessite \u00e9galement moins de pr\u00e9chauffage que les fils standard. Tous ces avantages combin\u00e9s r\u00e9duisent drastiquement le temps de soudage.<\/p>\n<p>CAVITALLOY ne requiert pas de traitement thermique post-soudure. Le client a ainsi pu b\u00e9n\u00e9ficier d\u2019une r\u00e9duction du temps pass\u00e9 aux interventions de r\u00e9paration et de maintenance. Le r\u00e9sultat le plus remarquable constat\u00e9 par Welding Alloys est sans conteste la dur\u00e9e de vie, multipli\u00e9e jusqu\u2019\u00e0 dix par rapport aux alliages standard utilis\u00e9s dans l\u2019industrie hydro\u00e9lectrique.<\/p>\n<\/div><\/section><\/div><div  class='flex_column av-3ih964v-4dd38315a4502dc32d5eb5cbafb42291 av_one_full  avia-builder-el-38  el_after_av_one_full  el_before_av_one_full  first flex_column_div av-animated-generic right-to-left  column-top-margin'     ><div  class='avia-buttonrow-wrap av-l75xil2y-7f2d1f9e14f2b92db438feae1a89c7ed avia-buttonrow-center  avia-builder-el-39  avia-builder-el-no-sibling '>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-16qp2un-55a544a3b7f7565df576eafdc056285c\">\n#top #wrap_all .avia-button.av-16qp2un-55a544a3b7f7565df576eafdc056285c{\nmargin-bottom:10px;\nmargin-right:5px;\nmargin-left:5px;\n}\n<\/style>\n<a 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Autoclose: 1 -->\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='after_section_3'  class='main_color av_default_container_wrap container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-37362'><div class='entry-content-wrapper clearfix'>\n","protected":false},"excerpt":{"rendered":"<p>En 2019, une centrale hydro\u00e9lectrique situ\u00e9e au Br\u00e9sil s\u2019est adress\u00e9e \u00e0 Welding Alloys. Ce client avait un besoin crucial de trouver une solution durable pour r\u00e9parer ses turbines en voie de d\u00e9gradation. <\/p>\n","protected":false},"author":1,"featured_media":19555,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[11027],"tags":[],"technical-articles-filter":[],"class_list":["post-37362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hydroelectricite-2"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Turbines Francis et Kaplan | Welding Alloys<\/title>\n<meta name=\"description\" content=\"En 2019, une centrale hydro\u00e9lectrique situ\u00e9e au Br\u00e9sil s\u2019est adress\u00e9e \u00e0 Welding Alloys. 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