{"id":118244,"date":"2023-08-24T09:12:43","date_gmt":"2023-08-24T07:12:43","guid":{"rendered":"https:\/\/www.velasolaris.com\/handbuch\/sondes-a-eau-souterraine\/"},"modified":"2023-10-25T17:19:09","modified_gmt":"2023-10-25T15:19:09","slug":"sondes-a-eau-souterraine","status":"publish","type":"handbuch","link":"https:\/\/www.velasolaris.com\/fr\/handbuch\/polysun-designer\/pompes-a-chaleur-et-geothermie\/sondes-a-eau-souterraine\/","title":{"rendered":"Sondes \u00e0 eau souterraine"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Une sonde \u00e0 eau souterraine peut \u00e9galement \u00eatre utilis\u00e9e en combinaison avec une pompe \u00e0 chaleur. La temp\u00e9rature est calcul\u00e9e en fonction de la profondeur. Les hypoth\u00e8ses suivantes ont \u00e9t\u00e9 faites :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La temp\u00e9rature sol \u03b8(x,t) en fonction de la profondeur x du sol [m] et du temps t [s] change sous l&rsquo;influence de l&rsquo;\u00e9volution saisonni\u00e8re de la temp\u00e9rature du climat ext\u00e9rieur pour l&rsquo;h\u00e9misph\u00e8re nord selon la formule suivante :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\\(\\theta(x,t) = \\ \\theta_{m} &#8211; \\ \\theta_{0} \\cdot exp\\left( &#8211; x\\sqrt{\\frac{\\pi}{a \\cdot T}} \\right) \\cdot cos\\left( \\frac{2\\pi}{T}t &#8211; x \\cdot \\sqrt{\\frac{\\pi}{a \\cdot T}} \\right)\\)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O\u00f9 \\(\\theta_{m\\ }\\)\u00a0est la temp\u00e9rature \u00e9xterieure moyenne en \u00b0C, \\(\\theta_{0}\\)\u00a0est la variation saisonni\u00e8re maximum de la temp\u00e9rature ext\u00e9rieure moyenne en \u00b0C, \\(T\\)\u00a0\u00a0est le nombre de secondes dans une ann\u00e9e et \u00a0\\(a\\)\u00a0est la conductibilit\u00e9 thermique du sol \\(\\left\\lbrack \\frac{Wm^{2}}{J} \\right\\rbrack\\).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La temp\u00e9rature du sol \u03b8(x,t) en fonction de la profondeur x dans le sol [m] et le temps t [s] se change sous l&rsquo;influence de l&rsquo;\u00e9volution saisonni\u00e8re de la temp\u00e9rature du climat ext\u00e9rieur pour l&rsquo;h\u00e9misph\u00e8re sud selon la formule suivante :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\\(\\theta(x,t) = \\ \\theta_{m} + \\ \\theta_{0} \\cdot exp\\left( &#8211; x\\sqrt{\\frac{\\pi}{a \\cdot T}} \\right) \\cdot cos\\left( \\frac{2\\pi}{T}t &#8211; x \\cdot \\sqrt{\\frac{\\pi}{a \\cdot T}} \\right)\\)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 une profondeur de l&rsquo;eau souterraine d&rsquo;environ 10-15 m et plus, on peut supposer, en bonne approximation, que la temp\u00e9rature de l&rsquo;eau souterraine reste constante sur l&rsquo;ann\u00e9e et correspond \u00e0 la temp\u00e9rature moyenne annuelle du climat ext\u00e9rieur.<\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.velasolaris.com\/wp-content\/uploads\/2023\/10\/image154-2.png\" alt=\"\" class=\"wp-image-75390\"\/><figcaption class=\"wp-element-caption\">Figure: Sonde \u00e0 eau souterraine<\/figcaption><\/figure>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\" id=\"Pression-statique\"><strong>Pression statique<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La pression statique et dynamique est calcul\u00e9e correctement dans Polysun. Pour d\u00e9terminer la diff\u00e9rence de hauteur \u2206H n\u00e9cessaire \u00e0 cet effet, il faut distinguer si la conduite de retour de la sonde \u00e0 eau souterraine est immerg\u00e9e dans le r\u00e9servoir d&rsquo;eau de retour. Une diff\u00e9rence n\u00e9gative est \u00e9galement possible, ce qui conduit \u00e0 un soulagement de la pompe. La figure ci-dessous illustre cette relation :<\/p>\n\n\n\n<div class=\"wp-block-group is-nowrap is-layout-flex wp-container-core-group-is-layout-7387b849 wp-block-group-is-layout-flex\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.velasolaris.com\/wp-content\/uploads\/2023\/10\/figure102.png\" alt=\"\" class=\"wp-image-75394\"\/><figcaption class=\"wp-element-caption\">Figure: Sch\u00e9ma de la sonde \u00e0 eau souterraine<\/figcaption><\/figure>\n<\/div>\n","protected":false},"author":19748,"featured_media":0,"parent":118234,"menu_order":5,"comment_status":"closed","ping_status":"closed","template":"","class_list":["post-118244","handbuch","type-handbuch","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Sondes \u00e0 eau souterraine - POLYSUN<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.velasolaris.com\/fr\/handbuch\/polysun-designer\/pompes-a-chaleur-et-geothermie\/sondes-a-eau-souterraine\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sondes \u00e0 eau souterraine\" \/>\n<meta property=\"og:description\" content=\"Une sonde \u00e0 eau souterraine peut \u00e9galement \u00eatre utilis\u00e9e en combinaison avec une pompe...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.velasolaris.com\/fr\/handbuch\/polysun-designer\/pompes-a-chaleur-et-geothermie\/sondes-a-eau-souterraine\/\" \/>\n<meta property=\"og:site_name\" content=\"POLYSUN\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/polysun.switzerland\/\" \/>\n<meta property=\"article:modified_time\" content=\"2023-10-25T15:19:09+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.velasolaris.com\\\/fr\\\/handbuch\\\/polysun-designer\\\/pompes-a-chaleur-et-geothermie\\\/sondes-a-eau-souterraine\\\/\",\"url\":\"https:\\\/\\\/www.velasolaris.com\\\/fr\\\/handbuch\\\/polysun-designer\\\/pompes-a-chaleur-et-geothermie\\\/sondes-a-eau-souterraine\\\/\",\"name\":\"Sondes \u00e0 eau souterraine - 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