{"id":4458,"date":"2022-04-28T18:23:06","date_gmt":"2022-04-28T18:23:06","guid":{"rendered":"https:\/\/www.viablepower.com\/mil-std-810-temperature-testing\/"},"modified":"2026-07-27T19:14:38","modified_gmt":"2026-07-27T19:14:38","slug":"essais-thermiques-selon-la-norme-mil-std-810","status":"publish","type":"page","link":"https:\/\/www.viablepower.com\/fr\/services\/essais-thermiques-selon-la-norme-mil-std-810\/","title":{"rendered":"Essais thermiques selon la norme MIL-STD-810"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-margin-bottom:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\" style=\"--awb-text-transform:none;\"><h1 style=\"text-align: center;\">Essais thermiques selon la norme MIL-STD-810<\/h1>\n<\/div><div class=\"fusion-text fusion-text-2\" style=\"--awb-text-transform:none;\"><p>Les Technologies Bloc D\u2019Alimentation Viable Inc. soumet ses blocs d&rsquo;alimentation \u00e0 des essais thermiques conformes \u00e0 la norme MIL-STD-810, en fonction des exigences et des besoins sp\u00e9cifiques de ses clients. Ces tests sont r\u00e9alis\u00e9s dans nos locaux et soutiennent notre garantie de durabilit\u00e9 et de fiabilit\u00e9 de nos blocs d&rsquo;alimentation fabriqu\u00e9s pour un fonctionnement dans des conditions de temp\u00e9ratures extr\u00eames (chaudes ou froides) ou soumises \u00e0 des changements brusques de temp\u00e9rature.<\/p>\n<p>Lors des essais thermiques r\u00e9alis\u00e9s conform\u00e9ment \u00e0 la norme MIL-STD-810 (dont la version la plus r\u00e9cente est MIL-STD-8910H), nous effectuons une s\u00e9rie de tests de r\u00e9sistance qui permettent d\u2019assurer la fiabilit\u00e9, la durabilit\u00e9 et la long\u00e9vit\u00e9 de nos blocs d&rsquo;alimentation renforc\u00e9s.<\/p>\n<p>Nous recherchons des caract\u00e9ristiques sp\u00e9cifiques, telles la capacit\u00e9 des circuits imprim\u00e9s, des transistors et des autres composants du bloc d&rsquo;alimentation \u00e0 r\u00e9sister \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es et glaciales tout en continuant \u00e0 fonctionner normalement.<\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_3_5 3_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:60%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.2%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.2%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-3\" style=\"--awb-text-transform:none;\"><h2>Essais thermiques que nous r\u00e9alisons selon la norme MIL-STD-810<\/h2>\n<p>Nous effectuons trois essais de temp\u00e9rature distincts :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-textcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons margintop10\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>M\u00e9thode d&rsquo;essai (501.7)<\/strong> \u2013 Haute temp\u00e9rature<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>M\u00e9thode d&rsquo;essai (502.7)<\/strong> \u2013 Basse temp\u00e9rature<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>M\u00e9thode d&rsquo;essai (503.7)<\/strong> \u2013 Choc thermique<\/p>\n<\/div><\/li><\/ul><div class=\"fusion-text fusion-text-4\" style=\"--awb-text-transform:none;--awb-margin-top:20px;\"><p>Chaque essai comprend jusqu&rsquo;\u00e0 trois proc\u00e9dures que nous r\u00e9alisons dans toutes les plages de temp\u00e9rature pr\u00e9vues par le cahier des charges (avec ou sans humidit\u00e9). Les essais de temp\u00e9rature et d&rsquo;humidit\u00e9 peuvent \u00eatre effectu\u00e9s en conditions de fonctionnement ou hors fonctionnement. Le volume int\u00e9rieur de la chambre d&rsquo;essais thermiques est de 76 cm\u00b3 (30 po3).<\/p>\n<p>Pour r\u00e9aliser ces essais, nous utilisons une chambre thermique \u00e0 la fine pointe de la technologie (dont le volume int\u00e9rieur est de 76 cm<sup>3<\/sup> (30 po<sup>3<\/sup>) pr\u00e9sentant les caract\u00e9ristiques suivantes :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-2 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>Plage de temp\u00e9rature comprise entre -70 \u00b0C et +190 \u00b0C ( -94 \u00b0F et +375 \u00b0F. Tol\u00e9rance et stabilit\u00e9 : \u00b10,5 \u00b0C (\u00b11 \u00b0F) en r\u00e9gime permanent apr\u00e8s stabilisation.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>Le taux de variation moyen de la temp\u00e9rature de l&rsquo;air souffl\u00e9 est de 8 \u00b0C\/min (14,4 \u00b0F\/min)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>La capacit\u00e9 de charge en fonctionnement est de 3 500 watts \u00e0 -40 \u00b0C (-40 \u00b0F)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p>2 600 watts \u00e0 -54 \u00b0C (-65 \u00b0F) et 1 600 watts \u00e0 -68 \u00b0C (-90 \u00b0F)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Volume int\u00e9rieur : 76 cm\u00b2 (30 po<sup>2<\/sup>).<\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_2_5 2_5 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:40%;--awb-margin-top-large:0px;--awb-spacing-right-large:4.8%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:4.8%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-center fusion-content-layout-column\"><div class=\"fusion-image-element\" style=\"text-align:right;--awb-caption-title-font-family:var(--h2_typography-font-family);--awb-caption-title-font-weight:var(--h2_typography-font-weight);--awb-caption-title-font-style:var(--h2_typography-font-style);--awb-caption-title-size:var(--h2_typography-font-size);--awb-caption-title-transform:var(--h2_typography-text-transform);--awb-caption-title-line-height:var(--h2_typography-line-height);--awb-caption-title-letter-spacing:var(--h2_typography-letter-spacing);\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><img decoding=\"async\" width=\"480\" height=\"650\" alt=\"MIL-STD-810 Temperature Testing_Power Supply\" title=\"MIL-STD-810 Temperature Testing_Power Supply\" src=\"https:\/\/www.viablepower.com\/wp-content\/uploads\/2022\/04\/MIL-STD-810-Temperature-Testing_Power-Supply.jpg\" class=\"img-responsive wp-image-4459\" srcset=\"https:\/\/www.viablepower.com\/wp-content\/uploads\/2022\/04\/MIL-STD-810-Temperature-Testing_Power-Supply-200x271.jpg 200w, https:\/\/www.viablepower.com\/wp-content\/uploads\/2022\/04\/MIL-STD-810-Temperature-Testing_Power-Supply-400x542.jpg 400w, https:\/\/www.viablepower.com\/wp-content\/uploads\/2022\/04\/MIL-STD-810-Temperature-Testing_Power-Supply.jpg 480w\" sizes=\"(max-width: 1024px) 100vw, (max-width: 640px) 100vw, 480px\" \/><\/span><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:20px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-5\" style=\"--awb-text-transform:none;\"><p>Nous pouvons programmer nos chambres climatiques de temp\u00e9rature et de temp\u00e9rature avec humidit\u00e9 afin de r\u00e9pondre aux exigences d\u00e9finies dans les normes MIL-STD-810, RTCA-DO-160, MIL-HDBK-2164A et autres normes. Nos \u00e9quipements sont r\u00e9guli\u00e8rement \u00e9talonn\u00e9s, et les r\u00e9sultats sont tra\u00e7ables selon les normes du NIST.<\/p>\n<\/div><div style=\"text-align:left;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_self\" href=\"\/fr\/services\/temperature-humidity-testing\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">EN SAVOIR PLUS \u00c0 PROPOS DE NOS CHAMBRES THERMIQUES<\/span><\/a><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:40px;--awb-background-color:#e8e8e8;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-6\" style=\"--awb-text-transform:none;\"><h2 style=\"font-size: 33px!important;\">M\u00e9thode d&rsquo;essai (501.7) \u2013 Haute temp\u00e9rature<\/h2>\n<p>L&rsquo;essai \u00e0 haute temp\u00e9rature permet d&rsquo;\u00e9valuer les performances du bloc d&rsquo;alimentation \u00e0 une temp\u00e9rature ambiante nominale et temp\u00e9rature \u00e9lev\u00e9e telle que sp\u00e9cifi\u00e9e. Les plages de temp\u00e9rature de base sp\u00e9cifi\u00e9es pour les conditions induites et l&rsquo;environnement ambiant sont respectivement de 30 \u00e0 43 \u00b0C (86 \u00e0 110 \u00b0F) et de 30 \u00e0 63 \u00b0C (86 \u00e0 145 \u00b0F). Nous r\u00e9alisons cet essai dans toutes les plages de temp\u00e9rature pr\u00e9vues par le cahier des charges, avec ou sans humidit\u00e9.<\/p>\n<p>La m\u00e9thode d&rsquo;essai MIL-STD-810 501.7 \u2013 Haute temp\u00e9rature comprend trois proc\u00e9dures d&rsquo;essai :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-3 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I (entreposage)<\/strong>\u2014Ce test \u00e9value l&rsquo;impact de temp\u00e9ratures \u00e9lev\u00e9es sur l&rsquo;int\u00e9grit\u00e9, la s\u00e9curit\u00e9 et les performances du bloc d&rsquo;alimentation lorsqu&rsquo;il est entrepos\u00e9 ou hors service.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure II (Fonctionnement)<\/strong>\u2014 cet essai \u00e9value l\u2019effet de temp\u00e9ratures \u00e9lev\u00e9es lorsque le bloc d&rsquo;alimentation est en fonctionnement.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure III (passage du mode veille tactique au mode op\u00e9rationnel)<\/strong>\u2014 cet essai permet d&rsquo;\u00e9valuer les performances du bloc d&rsquo;alimentation aux temp\u00e9ratures de fonctionnement apr\u00e8s une p\u00e9riode de pr\u00e9-conditionnement \u00e0 des temp\u00e9ratures hors fonctionnement.<\/p>\n<\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_1_2 1_2 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:50%;--awb-margin-top-large:0px;--awb-spacing-right-large:3.84%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:3.84%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-7\" style=\"--awb-text-transform:none;\"><h2 style=\"font-size: 33px!important;\">M\u00e9thode d&rsquo;essai (502.7) \u2013 Basse temp\u00e9rature<\/h2>\n<p>Cet essai a pour objectif de d\u00e9terminer et d&rsquo;\u00e9valuer l&rsquo;effet des basses temp\u00e9ratures sur l&rsquo;int\u00e9grit\u00e9, les performances et la s\u00e9curit\u00e9 des mat\u00e9riaux du bloc d&rsquo;alimentation lors de son fonctionnement, de sa manipulation et de son entreposage.<\/p>\n<p>La norme 502.7 d\u00e9finit trois conditions climatiques :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-4 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Froid de base<\/strong>\u2014La plage d\u2019essai pour temp\u00e9rature induite est de -25 \u00b0C \u00e0 -33 \u00b0C (-13 \u00b0F \u00e0 -28 \u00b0F) et la plage d\u2019essai pour temp\u00e9ratures d\u2019exploitation est de -21 \u00b0C \u00e0 -32 \u00b0C (-5 \u00b0F \u00e0 -25 \u00b0F).<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Froid<\/strong>\u2014La plage d\u2019essai de cette cat\u00e9gorie est de -37 \u00b0C \u00e0 -46 \u00b0C (-35 \u00b0F \u00e0 -50 \u00b0F).<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Froid intense<\/strong>\u2014 L\u2019intensit\u00e9 de temp\u00e9rature d\u2019essai de cette cat\u00e9gorie va jusqu\u2019\u00e0 -51 \u00b0C (-60 \u00b0F).<\/p>\n<\/div><\/li><\/ul><div class=\"fusion-text fusion-text-8\" style=\"--awb-text-transform:none;--awb-margin-top:20px;\"><p>La m\u00e9thode d&rsquo;essai MIL-STD-810 502.7 \u2013 Basse temp\u00e9rature, comprend deux proc\u00e9dures d&rsquo;essai :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-5 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I (entreposage)<\/strong>\u2014\u00e9value l&rsquo;impact des basses temp\u00e9ratures sur la s\u00e9curit\u00e9, les performances et l&rsquo;int\u00e9grit\u00e9 du bloc d&rsquo;alimentation lorsqu&rsquo;il n&rsquo;est pas utilis\u00e9 ou lorsqu&rsquo;il est entrepos\u00e9.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure II (fonctionnement)<\/strong>\u2014 cet essai permet de d\u00e9terminer l\u2019effet des basses temp\u00e9ratures lorsque le bloc d&rsquo;alimentation est en fonctionnement.<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:40px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-9\" style=\"--awb-text-transform:none;\"><h2>M\u00e9thode d&rsquo;essai (503.7) \u2013 Choc thermique<\/h2>\n<p>Le test de choc thermique permet de d\u00e9terminer si le bloc d&rsquo;alimentation est capable de supporter et de r\u00e9sister \u00e0 des variations brusques de temp\u00e9rature sans subir de baisse de performances ni de dommages physiques. \u00ab Variations brusques de temp\u00e9rature \u00bb est d\u00e9fini comme \u00e9tant des variations sup\u00e9rieures \u00e0 10 \u00b0C (18 \u00b0F) en moins d&rsquo;une minute.<\/p>\n<\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"--awb-flex-grow:0;--awb-flex-grow-medium:0;--awb-flex-grow-small:0;--awb-flex-shrink:0;--awb-flex-shrink-medium:0;--awb-flex-shrink-small:0;width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-10\" style=\"--awb-text-transform:none;\"><p>Un choc thermique peut entra\u00eener trois probl\u00e8mes diff\u00e9rents :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-6 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Dommages physiques<\/strong>\u2014 le bloc d&rsquo;alimentation peut subir des dommages physiques tels que le bris de pi\u00e8ces vitr\u00e9es, la d\u00e9formation de composants, la d\u00e9faillance de l&rsquo;isolation ou plusieurs autres probl\u00e8mes.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Dommages \u00e9lectriques<\/strong>\u2014 Des probl\u00e8mes \u00e9lectriques peuvent survenir \u00e0 la suite d&rsquo;un remplacement de composant ou de d\u00e9faillance m\u00e9canique ou \u00e9lectrique dues au gel ou \u00e0 une formation rapide d&rsquo;eau.<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Dommages chimiques<\/strong>\u2014 les probl\u00e8mes chimiques r\u00e9sultent d&rsquo;une d\u00e9faillance de la protection contre les agents chimiques ou d&rsquo;une s\u00e9paration des ingr\u00e9dients.<\/p>\n<\/div><\/li><\/ul><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:10px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-11\" style=\"--awb-text-transform:none;\"><p>M\u00e9thode d&rsquo;essai 503.7 de la norme MILS-810 &#8211; La proc\u00e9dure d\u2019essai 503.7 de chocs thermiques comprend quatre variantes :<\/p>\n<\/div><ul style=\"--awb-iconcolor:#0e1077;--awb-line-height:30.6px;--awb-icon-width:30.6px;--awb-icon-height:30.6px;--awb-icon-margin:12.6px;--awb-content-margin:43.2px;--awb-circlecolor:rgba(255,255,255,0);--awb-circle-yes-font-size:15.84px;\" class=\"fusion-checklist fusion-checklist-7 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I-A<\/strong>\u2014 cet essai consiste \u00e0 appliquer un choc thermique unidirectionnel pour chaque condition appropri\u00e9e (par exemple, de haute \u00e0 basse temp\u00e9rature ou de basse \u00e0 haute temp\u00e9rature)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I-B<\/strong>\u2014 cet essai consiste \u00e0 soumettre l&rsquo;\u00e9chantillon \u00e0 un cycle unique de choc thermique \u00e0 partir d&rsquo;une temp\u00e9rature extr\u00eame constante pour chaque condition appropri\u00e9e (par exemple, de haute \u00e0 basse temp\u00e9rature ou de basse \u00e0 haute temp\u00e9rature)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I-C<\/strong>\u2014 cet essai consiste \u00e0 soumettre l&rsquo;\u00e9chantillon \u00e0 des cycles r\u00e9p\u00e9t\u00e9s de chocs thermiques \u00e0 partir d&rsquo;une temp\u00e9rature extr\u00eame constante. Il comprend au moins trois chocs thermiques pour chaque condition (par exemple, trois passages du chaud au froid et trois passages du froid au chaud)<\/p>\n<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-yes\"><i class=\"fusion-li-icon fa-check fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p><strong>Proc\u00e9dure I-D<\/strong>\u2014 cet essai consiste \u00e0 soumettre l&rsquo;\u00e9chantillon \u00e0 un choc thermique \u00e0 partir d&rsquo;une temp\u00e9rature ambiante contr\u00f4l\u00e9e ou vers celle-ci, et sa dur\u00e9e correspond exactement \u00e0 celle des proc\u00e9dures pr\u00e9c\u00e9dentes. Tous les chocs thermiques s&rsquo;effectuent \u00e0 partir de temp\u00e9ratures ambiantes contr\u00f4l\u00e9es ou vers celles-ci.<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-5 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div style=\"text-align:center;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-2 fusion-button-default-span fusion-button-default-type\" style=\"--awb-margin-top:20px;\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/everyspec.com\/MIL-STD\/MIL-STD-0800-0899\/MIL-STD-810H_55998\/\"><span class=\"fusion-button-text awb-button__text awb-button__text--default\">T\u00c9L\u00c9CHARGER LA NORME D\u2019ESSAI MIL-STD-810 (PDF)<\/span><\/a><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-6 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1352px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-12\" style=\"--awb-text-transform:none;--awb-margin-top:20px;\"><h2>Blocs d\u2019alimentation test\u00e9s en temp\u00e9rature selon la norme MIL-STD-810<\/h2>\n<p>Les Technologies Bloc D\u2019Alimentation Viable Inc. est un<strong> <a href=\"https:\/\/www.viablepower.com\/fr\/\">fabricant de blocs d&rsquo;alimentation sur mesure<\/a> <\/strong>de longue date qui est fier de servir les secteurs de l&rsquo;arm\u00e9e (a\u00e9rospatiale, marine et terrestres) et de l&rsquo;aviation civile \u00e0 travers le monde. Les essais de temp\u00e9rature que nous r\u00e9alisons conform\u00e9ment \u00e0 la norme MIL-STD-810H sont des essais de qualification qui sont effectu\u00e9s avant tout autre essai. Notre processus rigoureux de s\u00e9lection des pi\u00e8ces permet de garantir que celles-ci seront capables de r\u00e9sister aux conditions environnementales sp\u00e9cifi\u00e9es par le client.<\/p>\n<p>Notre processus de v\u00e9rification comprend \u00e9galement l&rsquo;ad\u00e9quation du syst\u00e8me de refroidissement. Des tests \u00e9lectriques fonctionnels sont effectu\u00e9s sur les blocs d\u2019alimentation avant et apr\u00e8s l&rsquo;essai de qualification et si les r\u00e9sultats ne sont pas conformes aux sp\u00e9cifications, nous menons une enqu\u00eate et une analyse approfondies du type de d\u00e9faillance du composant afin de confirmer que c&rsquo;est bien l&rsquo;environnement qui est \u00e0 l&rsquo;origine de cette d\u00e9faillance.<\/p>\n<p>Fiez-vous \u00e0 Les Technologies Bloc D\u2019Alimentation Viable Inc. pour une assurance que tous nos <strong><a href=\"https:\/\/www.viablepower.com\/fr\/experts-en-conception-de-blocs-dalimentation-sur-mesure-et-renforces\/\">blocs d\u2019alimentations renforc\u00e9s<\/a> <\/strong>ont satisfait les exigences requises de la norme MIL-STD-810 en mati\u00e8re d&rsquo;essais thermiques, et sont pr\u00eats \u00e0 \u00eatre mis en service. Pour d\u00e9couvrir nos diff\u00e9rents services de tests, rendez-vous sur notre<strong> <a href=\"https:\/\/www.viablepower.com\/fr\/services\/\">page \u00ab Services \u00bb<\/a>.<\/strong><\/p>\n<\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":4470,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-4458","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/pages\/4458","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/comments?post=4458"}],"version-history":[{"count":6,"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/pages\/4458\/revisions"}],"predecessor-version":[{"id":4827,"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/pages\/4458\/revisions\/4827"}],"up":[{"embeddable":true,"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/pages\/4470"}],"wp:attachment":[{"href":"https:\/\/www.viablepower.com\/fr\/wp-json\/wp\/v2\/media?parent=4458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}