{"id":22726,"date":"2023-10-14T11:50:39","date_gmt":"2023-10-14T09:50:39","guid":{"rendered":"https:\/\/www.basilioparedes.com\/?p=22726"},"modified":"2025-12-01T19:38:45","modified_gmt":"2025-12-01T17:38:45","slug":"daily-demand-acs","status":"publish","type":"post","link":"https:\/\/www.basilioparedes.com\/en\/blog\/demanda-diaria-acs\/","title":{"rendered":"How to calculate the DHW demand of a home"},"content":{"rendered":"\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u00bfCu\u00e1l es la forma de estimar la<strong> demanda diaria de ACS<\/strong> (en Espa\u00f1a) si no se dispone de la cifra precisa? Este dato resulta fundamental en la evaluaci\u00f3n de la eficiencia energ\u00e9tica de inmuebles destinados a viviendas y, aunque en menor medida, para edificios de uso terciario. El nuevo informe de Eficiencia Energ\u00e9tica establece la metodolog\u00eda de c\u00e1lculo de la demanda de referencia de ACS en su Ap\u00e9ndice F. <\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-accent-color has-text-color has-medium-font-size\" id=\"h-es-necesario-saber-la-demanda-diaria-de-acs-para-realizar-un-certificado-energetico\"><strong>Es necesario saber la demanda diaria de ACS para realizar un certificado energ\u00e9tico<\/strong><\/h2>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La edici\u00f3n actual de CE3X para la realizaci\u00f3n de <a href=\"https:\/\/www.basilioparedes.com\/urbanismo\/certificado-energetico\/\"><strong>certificados de eficiencia energ\u00e9tica<\/strong><\/a> solicita la incorporaci\u00f3n del valor de <strong>consumo diario de ACS<\/strong> (litros por d\u00eda) en la secci\u00f3n de Informaci\u00f3n General. Esto representa un cambio con respecto a versiones previas, donde este dato solo era necesario para edificios de uso terciario, tanto peque\u00f1o como grande.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img width=\"700\" height=\"545\" src=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/09\/ce3x.webp\" alt=\"\" class=\"wp-image-22727\" srcset=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/09\/ce3x.webp 700w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/09\/ce3x-300x234.webp 300w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/09\/ce3x-15x12.webp 15w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-accent-color has-text-color has-medium-font-size\" id=\"h-calculo-de-la-demanda-diaria-de-acs\"><strong>C\u00e1lculo de la demanda diaria de ACS <\/strong><\/h3>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La <strong>demanda de ACS<\/strong> est\u00e1 regulada en el C\u00f3dico T\u00e9cnico: <strong><a href=\"https:\/\/www.codigotecnico.org\/pdf\/Documentos\/HE\/DccHE.pdf\">CTE-DB-HE4<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">El Anejo F de la normativa describe el procedimiento para determinar la demanda de referencia de ACS. Este ap\u00e9ndice proporciona las herramientas necesarias para calcular el requerimiento total de agua caliente sanitaria. Una vez calculada la demanda, podemos utilizar ese valor como estimaci\u00f3n para el consumo en CE3X si no contamos con datos precisos.<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-accent-color has-text-color has-medium-font-size\" id=\"h-demanda-de-acs-de-viviendas\"><strong>Demanda de ACS de viviendas<\/strong><\/h3>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">La <strong>demanda de referencia de ACS <\/strong>para edificios de uso residencial privado se obtendr\u00e1 considerando<br>unas necesidades de 28 litros\/d\u00eda\u00b7persona (a 60\u00baC), una ocupaci\u00f3n al menos igual a la m\u00ednima<br>establecida en la tabla a-Anejo F y, en el caso de viviendas multifamiliares, un factor de centralizaci\u00f3n<br>de acuerdo a la tabla b-Anejo F, incrementadas de acuerdo con las p\u00e9rdidas t\u00e9rmicas por distribuci\u00f3n,<br>acumulaci\u00f3n y recirculaci\u00f3n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img width=\"1000\" height=\"366\" src=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/Proyecto-nuevo.webp\" alt=\"\" class=\"wp-image-22758\" srcset=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/Proyecto-nuevo.webp 1000w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/Proyecto-nuevo-300x110.webp 300w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/Proyecto-nuevo-768x281.webp 768w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/Proyecto-nuevo-18x7.webp 18w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-accent-color has-text-color has-medium-font-size\" id=\"h-calculadora-demanda-de-acs-de-viviendas-online-litros-dia\"><strong>Calculadora Demanda de ACS de viviendas<\/strong> <strong>online<\/strong> <strong>(litros\/d\u00eda)<\/strong><\/h3>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Introduce el n\u00famero de habitaciones en la vivienda para obtener la demanda de ACS en litros\/d\u00eda:<\/p>\n\n\n\n\n<!DOCTYPE html>\n<html lang=\"es\">\n<head>\n  \n    <style>\n        body {\n            font-family: Arial, sans-serif;\n            margin: 20px;\n        }\n        table {\n            border-collapse: collapse;\n            width: 50%;\n            margin-bottom: 20px;\n        }\n        th, td {\n            border: 1px solid #333;\n            padding: 10px;\n            text-align: center;\n        }\n        th {\n            background-color: #f2f2f2;\n        }\n        input[type=\"number\"] {\n            width: 80px;\n            text-align: center;\n        }\n        .resultado {\n            font-size: 1.2em;\n            font-weight: bold;\n            color: #75000;\n        }\n    <\/style>\n<\/head>\n<body>\n    \n\n    <table>\n        <tr>\n            <th>N\u00famero de habitaciones<\/th>\n            <th>Personas estimadas<\/th>\n            <th>Demanda ACS (litros\/d\u00eda)<\/th>\n        <\/tr>\n        <tr>\n            <td><input type=\"number\" id=\"habitaciones\" min=\"1\" max=\"20\" value=\"1\" onchange=\"calcularACS()\"><\/td>\n            <td id=\"personas\">1.5<\/td>\n            <td id=\"litros\">42<\/td>\n        <\/tr>\n    <\/table>\n\n    <p class=\"resultado\">Resultado: <span id=\"resultado\">42 litros\/d\u00eda<\/span><\/p>\n\n    <script>\n        function calcularACS() {\n            const habitaciones = parseInt(document.getElementById('habitaciones').value);\n            let personas;\n\n            if (habitaciones === 1) {\n                personas = 1.5;\n            } else if (habitaciones === 2) {\n                personas = 3;\n            } else if (habitaciones === 3) {\n                personas = 4;\n            } else if (habitaciones === 4) {\n                personas = 5;\n            } else if (habitaciones === 5) {\n                personas = 6;\n            } else if (habitaciones === 6) {\n                personas = 6;\n            } else {\n                personas = 7;\n            }\n\n            const litros = personas * 28;\n            document.getElementById('personas').textContent = personas;\n            document.getElementById('litros').textContent = litros;\n            document.getElementById('resultado').textContent = litros + ' litros\/d\u00eda';\n        }\n\n        \/\/ Inicializa el c\u00e1lculo al cargar la p\u00e1gina\n        calcularACS();\n    <\/script>\n<\/body>\n<\/html>\n\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading has-accent-color has-text-color has-medium-font-size\" id=\"h-demanda-acs-edificios-uso-distinto-a-residencial\"><strong>Demanda ACS edificios uso distinto a residencial <\/strong><\/h3>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">En el c\u00e1lculo de la demanda de referencia de ACS para edificaciones con fines distintos a residencial, se pueden emplear los valores indicativos de la tabla c del Ap\u00e9ndice F. Estos valores representan estimaciones de la demanda de ACS para usos no relacionados con viviendas privadas, a una temperatura de referencia de 60\u00baC. Sin embargo, estos valores deben ajustarse de acuerdo a las p\u00e9rdidas de calor por distribuci\u00f3n, almacenamiento y recirculaci\u00f3n. En los casos en los que la demanda de referencia de ACS no est\u00e9 contemplada en la tabla c del Ap\u00e9ndice F, ser\u00e1 necesario determinarla a partir de necesidades de ACS verificadas por experiencia pr\u00e1ctica o fuentes de reconocida credibilidad.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img width=\"814\" height=\"1024\" src=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos-814x1024.webp\" alt=\"\" class=\"wp-image-22759\" srcset=\"https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos-814x1024.webp 814w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos-239x300.webp 239w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos-768x966.webp 768w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos-10x12.webp 10w, https:\/\/www.basilioparedes.com\/wp-content\/uploads\/2023\/10\/demanda-acs-otros-usos.webp 905w\" sizes=\"(max-width: 814px) 100vw, 814px\" \/><\/figure>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-center kksr-valign-bottom kksr-disabled\"\n    data-payload='{&quot;align&quot;:&quot;center&quot;,&quot;id&quot;:&quot;22726&quot;,&quot;readonly&quot;:&quot;1&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Punt\u00faame&quot;,&quot;legend&quot;:&quot;5\\\/5 - (1 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;title&quot;:&quot;C\u00f3mo se calcula la demanda de ACS de una vivienda&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (1 vote)    <\/div>\n    <\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u00bfCu\u00e1l es la forma de estimar la demanda diaria de ACS (en Espa\u00f1a) si no se dispone de la cifra precisa? Este dato resulta fundamental en la evaluaci\u00f3n de la eficiencia energ\u00e9tica de inmuebles destinados a viviendas y, aunque en menor medida, para edificios de uso terciario. El nuevo informe [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":22727,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-22726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arquitectura"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.3 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>C\u00f3mo se calcula la demanda de ACS de una vivienda - Basilio Paredes Arquitectura y Dise\u00f1o<\/title>\n<meta name=\"description\" content=\"Para realizar un certificado de eficiencia energ\u00e9tica es necesario conocer la demanda diaria de ACS. 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