{"id":1700,"date":"2026-02-17T01:03:26","date_gmt":"2026-02-17T01:03:26","guid":{"rendered":"https:\/\/hidrosolucionescanarias.com\/?p=1700"},"modified":"2026-02-17T01:10:25","modified_gmt":"2026-02-17T01:10:25","slug":"osmose-inverse-sdi","status":"publish","type":"post","link":"https:\/\/hidrosolucionescanarias.com\/fr\/sdi-osmosis-inversa\/","title":{"rendered":"SDI dans l'osmose inverse (RO) : qu'est-ce que c'est, les valeurs recommand\u00e9es et comment l'interpr\u00e9ter ?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1700\" class=\"elementor elementor-1700\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5c19d41 e-flex e-con-boxed e-con e-parent\" data-id=\"5c19d41\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d85fc8a elementor-widget elementor-widget-image\" data-id=\"d85fc8a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1920\" height=\"600\" src=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi.png\" class=\"attachment-full size-full wp-image-1718\" alt=\"SDI en \u00f3smosis inversa en desalaci\u00f3n: esquema de captaci\u00f3n, pretratamiento, cartuchos y RO\" srcset=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi.png 1920w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi-300x94.png 300w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi-1024x320.png 1024w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi-768x240.png 768w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi-1536x480.png 1536w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/hero_sdi-18x6.png 18w\" sizes=\"(max-width: 1920px) 100vw, 1920px\"  title=\"SDI en \u00f3smosis inversa (RO): qu\u00e9 es, valores recomendados y c\u00f3mo interpretarlo\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-wnx2mkg e-flex e-con-boxed e-con e-parent\" data-id=\"wnx2mkg\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2e141e3 elementor-widget elementor-widget-heading\" data-id=\"2e141e3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">SDI en \u00f3smosis inversa (RO): gu\u00eda pr\u00e1ctica para operarios y propietarios<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ljgk59e e-flex e-con-boxed e-con e-parent\" data-id=\"ljgk59e\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d7770d5 e-con-full e-flex e-con e-child\" data-id=\"d7770d5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0fd0478 elementor-widget elementor-widget-text-editor\" data-id=\"0fd0478\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Si trabajas con una desaladora o una planta de \u00f3smosis inversa, el SDI (Silt Density Index) es uno de los indicadores m\u00e1s \u00fatiles para anticiparte al ensuciamiento (fouling) y evitar que el problema aparezca donde m\u00e1s duele: en las membranas. En esta gu\u00eda te explico qu\u00e9 mide, qu\u00e9 valores son razonables, d\u00f3nde medirlo y, sobre todo, qu\u00e9 hacer cuando sale alto.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b02083 elementor-widget elementor-widget-text-editor\" data-id=\"6b02083\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6 data-start=\"986\" data-end=\"1036\">Si vas con prisa, qu\u00e9date con esto:<\/h6><ul data-start=\"1038\" data-end=\"1354\"><li data-start=\"1038\" data-end=\"1163\"><p data-start=\"1040\" data-end=\"1163\">El SDI no es \u201ccalidad de agua\u201d en general, es una se\u00f1al pr\u00e1ctica del riesgo de ensuciamiento por part\u00edculas\/coloides.<\/p><\/li><li data-start=\"1164\" data-end=\"1255\"><p data-start=\"1166\" data-end=\"1255\">Mide siempre en el mismo punto y con el mismo protocolo, o tus tendencias no valen.<\/p><\/li><li data-start=\"1256\" data-end=\"1354\"><p data-start=\"1258\" data-end=\"1354\">Si el SDI sube, corrige antes el pretratamiento (es m\u00e1s barato que pagar el problema en RO).<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a463d9a elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a463d9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9c44005 elementor-widget elementor-widget-heading\" data-id=\"9c44005\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfQu\u00e9 es el SDI y por qu\u00e9 importa en una desaladora?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52ca155 elementor-widget elementor-widget-text-editor\" data-id=\"52ca155\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">El SDI es un ensayo que estima la tendencia del agua a taponar un filtro est\u00e1ndar con el paso del tiempo. Traducido a operaci\u00f3n: te ayuda a saber si el agua que va hacia RO trae carga particulada\/coloidal suficiente como para acelerar el ensuciamiento.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fb2b0f0 elementor-widget elementor-widget-text-editor\" data-id=\"fb2b0f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">No es un \u201cmedidor m\u00e1gico\u201d de part\u00edculas, pero s\u00ed funciona muy bien como sem\u00e1foro operativo cuando lo usas de forma consistente y lo cruzas con variables reales de la planta: \u2206P en filtros, consumo de cartuchos, \u2206P en RO, caudal normalizado y frecuencia de CIP.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcdd2c4 elementor-widget elementor-widget-text-editor\" data-id=\"dcdd2c4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6>\u00bfQu\u00e9 preguntas responde?<\/h6><ul><li data-start=\"2038\" data-end=\"2117\"><p data-start=\"2040\" data-end=\"2117\">\u00bfEl pretratamiento est\u00e1 haciendo su trabajo o est\u00e1 \u201cdejando pasar\u201d s\u00f3lidos?<\/p><\/li><li data-start=\"2118\" data-end=\"2208\"><p data-start=\"2120\" data-end=\"2208\">\u00bfEstoy entrando en una fase de fouling que me subir\u00e1 \u2206P y me obligar\u00e1 a limpiar antes?<\/p><\/li><li data-start=\"2209\" data-end=\"2298\"><p data-start=\"2211\" data-end=\"2298\">\u00bfEl problema viene de la captaci\u00f3n \/ del filtro \/ de la qu\u00edmica \/ de un evento puntual?<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72f73f2 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"72f73f2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2741cb3 elementor-widget elementor-widget-heading\" data-id=\"2741cb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SDI-15 vs SDI-5: cu\u00e1l usar (sin liarse)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36f2afd elementor-widget elementor-widget-text-editor\" data-id=\"36f2afd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">Cuando se habla de SDI en desalaci\u00f3n, lo m\u00e1s habitual es referirse a <strong data-start=\"2436\" data-end=\"2446\">SDI-15<\/strong> (medici\u00f3n con ventana de 15 minutos). Es el valor que m\u00e1s se usa para comparar d\u00edas, turnos y cambios en pretratamiento.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed4521a elementor-widget elementor-widget-text-editor\" data-id=\"ed4521a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6>Regla pr\u00e1ctica:<\/h6><ul><li data-start=\"2597\" data-end=\"2668\"><p data-start=\"2599\" data-end=\"2668\"><strong data-start=\"2599\" data-end=\"2610\">SDI-15:<\/strong> referencia est\u00e1ndar para control operativo antes de RO.<\/p><\/li><li data-start=\"2669\" data-end=\"2766\"><p data-start=\"2671\" data-end=\"2766\"><strong data-start=\"2671\" data-end=\"2690\">SDI-5 o SDI-10:<\/strong> \u00fatiles para chequeos r\u00e1pidos, pero menos robustos para comparar tendencias.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ac8995 elementor-widget elementor-widget-text-editor\" data-id=\"6ac8995\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong><em>Elige un est\u00e1ndar (idealmente SDI-15) y no lo cambies si quieres que el hist\u00f3rico de datos tenga valor.<\/em><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-045191d elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"045191d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ad5bc4d elementor-widget elementor-widget-heading\" data-id=\"ad5bc4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Valores de SDI: qu\u00e9 es \u201cbueno\u201d, qu\u00e9 es \u201cmalo\u201d y qu\u00e9 significa en operaci\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56963f7 elementor-widget elementor-widget-text-editor\" data-id=\"56963f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\">En la pr\u00e1ctica, el SDI se interpreta como un riesgo relativo. La clave no es solo el n\u00famero, sino la tendencia y su correlaci\u00f3n con tus s\u00edntomas reales (\u2206P y rendimiento).<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a0e83d5 e-grid e-con-boxed e-con e-child\" data-id=\"a0e83d5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-27589b8 elementor-widget elementor-widget-text-editor\" data-id=\"27589b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Interpretaci\u00f3n tipo sem\u00e1foro:<\/h3><ul><li data-start=\"3262\" data-end=\"3386\"><p data-start=\"3264\" data-end=\"3386\"><strong data-start=\"3264\" data-end=\"3290\">SDI &lt; 3 \u2192 Riesgo bajo:<\/strong> condiciones generalmente c\u00f3modas para RO; menos probabilidad de ensuciamiento por part\u00edculas.<\/p><\/li><li data-start=\"3387\" data-end=\"3531\"><p data-start=\"3389\" data-end=\"3531\"><strong data-start=\"3389\" data-end=\"3427\">SDI 3\u20135 \u2192 Vigilancia \/ precauci\u00f3n:<\/strong> la planta puede funcionar, pero aumenta el riesgo de fouling y de que suba la \u2206P en etapas sensibles.<\/p><\/li><li data-start=\"3532\" data-end=\"3741\"><p data-start=\"3534\" data-end=\"3741\"><strong data-start=\"3534\" data-end=\"3560\">SDI &gt; 5 \u2192 Riesgo alto:<\/strong> normalmente indica que el pretratamiento no est\u00e1 controlando bien la carga particulada (o hay un evento en captaci\u00f3n). Es el momento de actuar antes de que lo paguen las membranas.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8251787 elementor-widget elementor-widget-image\" data-id=\"8251787\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-1024x1024.png\" class=\"attachment-large size-large wp-image-1719\" alt=\"Valores de SDI y riesgo de ensuciamiento en RO: SDI menor de 3, de 3 a 5, y mayor de 5\" srcset=\"https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-1024x1024.png 1024w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-300x300.png 300w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-150x150.png 150w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-768x768.png 768w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo-12x12.png 12w, https:\/\/hidrosolucionescanarias.com\/wp-content\/uploads\/2026\/02\/cuadrada_sdi_valores_riesgo.png 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"  title=\"SDI en \u00f3smosis inversa (RO): qu\u00e9 es, valores recomendados y c\u00f3mo interpretarlo\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-468bba3 e-flex e-con-boxed e-con e-parent\" data-id=\"468bba3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c34bea4 elementor-widget elementor-widget-text-editor\" data-id=\"c34bea4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>No uses el SDI como verdad absoluta. \u00dasalo como se\u00f1al: <strong data-start=\"3826\" data-end=\"3879\">SDI + \u2206P en filtros + cartuchos + tendencia de RO<\/strong> es lo que te dice la historia real.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cd6ce03 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"cd6ce03\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7045035 elementor-widget elementor-widget-heading\" data-id=\"7045035\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u00bfD\u00f3nde medir el SDI en una desaladora?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0fd2260 elementor-widget elementor-widget-text-editor\" data-id=\"0fd2260\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\" data-start=\"3790\" data-end=\"3985\">Tu objetivo es que el SDI represente el agua que realmente est\u00e1 entrando en la RO (o, si lo usas para control de pretratamiento, que represente consistentemente la salida del pretratamiento).<\/p><p data-start=\"3987\" data-end=\"4044\">Dos ubicaciones t\u00edpicas (elige una y s\u00e9 consistente):<\/p><ol data-start=\"4045\" data-end=\"4338\"><li data-start=\"4045\" data-end=\"4213\"><p data-start=\"4048\" data-end=\"4213\">Control de pretratamiento: a la salida de filtros\/UF y antes de cartuchos (ideal para evaluar si tu pretratamiento est\u00e1 \u201cdejando pasar\u201d carga particulada).<\/p><\/li><li data-start=\"4214\" data-end=\"4338\"><p data-start=\"4217\" data-end=\"4338\">Control de protecci\u00f3n final a RO: despu\u00e9s de cartuchos (si tu objetivo es ver el agua \u201cfinal\u201d que alimenta a RO).<\/p><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44d31ef elementor-widget elementor-widget-text-editor\" data-id=\"44d31ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6 style=\"text-align: center;\">Lo importante para operar bien es no cambiar el punto de muestreo d\u00eda s\u00ed\/d\u00eda no. Si lo cambias, tus tendencias pierden significado (y te puede llevar a decisiones err\u00f3neas).<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-722d020 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"722d020\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cb6ab58 elementor-widget elementor-widget-heading\" data-id=\"cb6ab58\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">C\u00f3mo medir el SDI sin complicarte (protocolo \u201cde campo\u201d)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b00d30b elementor-widget elementor-widget-text-editor\" data-id=\"b00d30b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"4584\" data-end=\"4656\">No voy a meterte f\u00f3rmulas: en operaci\u00f3n interesa un protocolo repetible.<\/p><p data-start=\"4658\" data-end=\"4684\"><strong data-start=\"4658\" data-end=\"4684\">Checklist de medici\u00f3n:<\/strong><\/p><ul data-start=\"4685\" data-end=\"4948\"><li data-start=\"4685\" data-end=\"4759\"><p data-start=\"4687\" data-end=\"4759\">Purga la l\u00ednea para tomar muestra representativa (evita agua estancada).<\/p><\/li><li data-start=\"4760\" data-end=\"4815\"><p data-start=\"4762\" data-end=\"4815\">Usa siempre el mismo punto de muestreo y condiciones.<\/p><\/li><li data-start=\"4816\" data-end=\"4948\"><p data-start=\"4818\" data-end=\"4948\">Registra hora, punto, evento (marea\/temporal\/retrolavado reciente), y valores de apoyo (turbidez, \u2206P filtros, caudal).<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a2e6471 elementor-widget elementor-widget-text-editor\" data-id=\"a2e6471\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6 style=\"text-align: center;\">El ensayo SDI es un m\u00e9todo estandarizado ASTM y se aplica a aguas de baja turbidez (p. ej. filtradas\/clarificadas).<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9569352 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9569352\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6587218 elementor-widget elementor-widget-heading\" data-id=\"6587218\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Errores frecuentes que disparan el SDI (sin que el problema sea \u201cla RO\u201d)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c10500 elementor-widget elementor-widget-text-editor\" data-id=\"7c10500\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ol><li><strong>Muestreo inconsistente:<\/strong><ol><li>Cambiar punto de muestreo<\/li><li>No purgar l\u00ednea<\/li><li>Medir justo despu\u00e9s de una maniobra (retrolavado, arranque, conmutaci\u00f3n) sin anotarlo2. Interpretar SDI aislado<\/li><\/ol><\/li><li><strong>Cruza SDI con:<\/strong><ol><li>\u2206P de filtros\/UF<\/li><li>frecuencia de cambio de cartuchos<\/li><li>\u2206P de RO<\/li><li>y, si haces normalizaci\u00f3n, con caudal y paso de sal normalizados (Toray insiste en monitorizaci\u00f3n y normalizaci\u00f3n como disciplina de operaci\u00f3n).<\/li><\/ol><\/li><li><strong>Confundir \u201cSDI alto\u201d con \u201cmembranas malas\u201d<\/strong><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-04d257f elementor-widget elementor-widget-text-editor\" data-id=\"04d257f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6 style=\"text-align: center;\"><strong>El ensuciamiento (fouling) suele ser un fen\u00f3meno de superficie\/operaci\u00f3n. Toray lo resume: el foulant en la superficie puede reducir significativamente el rendimiento sin \u201cromper\u201d la membrana.<\/strong><\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f9085c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"9f9085c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9966d3c elementor-widget elementor-widget-heading\" data-id=\"9966d3c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu\u00e9 hacer si el SDI sale alto (acciones por prioridad)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43d002f elementor-widget elementor-widget-text-editor\" data-id=\"43d002f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3 data-start=\"6232\" data-end=\"6258\">Acciones r\u00e1pidas (hoy)<\/h3><ul data-start=\"6259\" data-end=\"6630\"><li data-start=\"6259\" data-end=\"6333\"><p data-start=\"6261\" data-end=\"6333\">Revisa tendencia de \u2206P en filtros\/UF y cartuchos (\u00bfsubi\u00f3 de golpe?).<\/p><\/li><li data-start=\"6334\" data-end=\"6462\"><p data-start=\"6336\" data-end=\"6462\">Comprueba si hubo cambios de dosificaci\u00f3n (coagulante\/floculante si aplica, antiescalante, bisulfito si est\u00e1s declorando).<\/p><\/li><li data-start=\"6463\" data-end=\"6551\"><p data-start=\"6465\" data-end=\"6551\">Verifica retrolavados (tiempos\/caudales\/frecuencia) y estado de medios filtrantes.<\/p><\/li><li data-start=\"6552\" data-end=\"6630\"><p data-start=\"6554\" data-end=\"6630\">Pregunta \u201c\u00bfqu\u00e9 cambi\u00f3?\u201d: temporal, obras, variaci\u00f3n de captaci\u00f3n, arrastres.<\/p><\/li><\/ul><h3 data-start=\"6632\" data-end=\"6668\">Ajustes de proceso (esta semana)<\/h3><ul data-start=\"6669\" data-end=\"6899\"><li data-start=\"6669\" data-end=\"6791\"><p data-start=\"6671\" data-end=\"6791\">Si hay clarificaci\u00f3n\/coagulaci\u00f3n: revisa dosis y mezcla (muchas veces el SDI alto viene de floc mal formado o arrastre).<\/p><\/li><li data-start=\"6792\" data-end=\"6899\"><p data-start=\"6794\" data-end=\"6899\">Revisa la secuencia: \u00bfel SDI empeora despu\u00e9s de un equipo concreto? Eso te localiza el cuello de botella.<\/p><\/li><\/ul><h3 data-start=\"6901\" data-end=\"6933\">Medidas estructurales (plan)<\/h3><ul data-start=\"6934\" data-end=\"7136\"><li data-start=\"6934\" data-end=\"7009\"><p data-start=\"6936\" data-end=\"7009\">Revisi\u00f3n de captaci\u00f3n (toma abierta vs pozo playero; control de s\u00f3lidos).<\/p><\/li><li data-start=\"7010\" data-end=\"7136\"><p data-start=\"7012\" data-end=\"7136\">Considerar mejoras de barrera (p. ej., UF en aguas muy variables), si tu operaci\u00f3n lo justifica por coste de CIP\/producci\u00f3n.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcb58dc elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"dcb58dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c11d60f elementor-widget elementor-widget-heading\" data-id=\"c11d60f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Canarias: por qu\u00e9 conviene mirar tendencias y no un valor suelto<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-61d2ab3 elementor-widget elementor-widget-text-editor\" data-id=\"61d2ab3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p data-start=\"7464\" data-end=\"7536\">En entornos insulares y costeros, el agua de captaci\u00f3n puede variar por:<\/p><ul data-start=\"7537\" data-end=\"7650\"><li data-start=\"7537\" data-end=\"7565\"><p data-start=\"7539\" data-end=\"7565\">temporales (resuspensi\u00f3n),<\/p><\/li><li data-start=\"7566\" data-end=\"7600\"><p data-start=\"7568\" data-end=\"7600\">cambios estacionales\/biol\u00f3gicos,<\/p><\/li><li data-start=\"7601\" data-end=\"7650\"><p data-start=\"7603\" data-end=\"7650\">trabajos en captaci\u00f3n o conmutaciones de l\u00ednea.<\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69fcc1a elementor-widget elementor-widget-text-editor\" data-id=\"69fcc1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6 style=\"text-align: center;\">Por eso el SDI es potente cuando lo usas como <strong data-start=\"7698\" data-end=\"7711\">tendencia<\/strong> (d\u00eda\/semana) junto con el resto de datos de operaci\u00f3n.<\/h6>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6b165be elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"6b165be\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9da778a elementor-widget elementor-widget-heading\" data-id=\"9da778a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Preguntas frecuentes (FAQ)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dcf5f46 elementor-widget elementor-widget-text-editor\" data-id=\"dcf5f46\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Respuestas r\u00e1pidas SDI-15 en \u00f3smosis inversa (RO) y c\u00f3mo interpretarlo en operaci\u00f3n.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39cbfbd elementor-widget elementor-widget-n-accordion\" data-id=\"39cbfbd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;default_state&quot;:&quot;expanded&quot;,&quot;max_items_expended&quot;:&quot;one&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"Accordion. Open links with Enter or Space, close with Escape, and navigate with Arrow Keys\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6060\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-6060\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfQu\u00e9 es el SDI en \u00f3smosis inversa (RO)? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6060\" class=\"elementor-element elementor-element-13d067f e-con-full e-flex e-con e-child\" data-id=\"13d067f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9dd0569 elementor-widget elementor-widget-text-editor\" data-id=\"9dd0569\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: left;\"><em><strong>El SDI (Silt Density Index) es un ensayo operativo que estima la tendencia del agua a taponar un medio filtrante est\u00e1ndar con el tiempo. En RO se usa como indicador pr\u00e1ctico del riesgo de ensuciamiento por part\u00edculas\/coloides y para evaluar la eficacia del pretratamiento.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6061\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6061\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfQu\u00e9 significa SDI-15? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6061\" class=\"elementor-element elementor-element-5a13230 e-con-full e-flex e-con e-child\" data-id=\"5a13230\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b2baed7 elementor-widget elementor-widget-text-editor\" data-id=\"b2baed7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>SDI-15 es el \u00edndice calculado usando una ventana de medici\u00f3n de 15 minutos. Es la referencia m\u00e1s habitual para control operativo y comparaci\u00f3n de tendencias antes de \u00f3smosis inversa.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6062\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6062\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfQu\u00e9 valores de SDI se consideran buenos antes de RO? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6062\" class=\"elementor-element elementor-element-c44b08f e-con-full e-flex e-con e-child\" data-id=\"c44b08f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5fd0fc6 elementor-widget elementor-widget-text-editor\" data-id=\"5fd0fc6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Como regla pr\u00e1ctica:\u00a0<\/strong><\/em><\/p><ul><li><em><strong>SDI 3 suele considerarse c\u00f3modo.<\/strong><\/em><\/li><li><em><strong>SDI 3\u20135 requiere vigilancia y control de tendencias.<\/strong><\/em><\/li><li><em><strong>SDI 5 suele indicar riesgo alto y necesidad de actuar en captaci\u00f3n\/pretratamiento para evitar fouling y aumentos de \u0394P.<\/strong><\/em><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6063\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6063\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfD\u00f3nde se recomienda medir el SDI en una desaladora? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6063\" class=\"elementor-element elementor-element-52eb715 e-flex e-con-boxed e-con e-child\" data-id=\"52eb715\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e42c57c elementor-widget elementor-widget-text-editor\" data-id=\"e42c57c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Lo importante es medir siempre en el mismo punto. Habitualmente se mide despu\u00e9s del pretratamiento (filtros\/UF) y antes de cartuchos para controlar el pretratamiento. En algunos casos se mide despu\u00e9s de cartuchos si se busca representar el agua final que alimenta a RO.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6064\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6064\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfQu\u00e9 hago si el SDI sale alto de repente? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6064\" class=\"elementor-element elementor-element-0674545 e-flex e-con-boxed e-con e-child\" data-id=\"0674545\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-343c901 elementor-widget elementor-widget-text-editor\" data-id=\"343c901\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Prioriza un diagn\u00f3stico por etapas: revisa \u0394P en filtros\/UF y cartuchos, cambios de dosificaci\u00f3n o setpoints, estado de retrolavados y posibles eventos en captaci\u00f3n (temporal, turbidez, conmutaciones). Si persiste, ajusta el proceso y planifica acciones estructurales en pretratamiento\/captaci\u00f3n.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-6065\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"6\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-6065\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> \u00bfEl SDI por s\u00ed solo predice el fouling en membranas? <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-6065\" class=\"elementor-element elementor-element-55fc35c e-flex e-con-boxed e-con e-child\" data-id=\"55fc35c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d81b0cf elementor-widget elementor-widget-text-editor\" data-id=\"d81b0cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>No. Es un indicador \u00fatil pero debe interpretarse junto con tendencias de \u0394P, consumo de cartuchos, caudal normalizado y frecuencia de CIP. La combinaci\u00f3n de variables es la que confirma el problema y su origen.<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"\\u00bfQu\\u00e9 es el SDI en \\u00f3smosis inversa (RO)?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"El SDI (Silt Density Index) es un ensayo operativo que estima la tendencia del agua a taponar un medio filtrante est\\u00e1ndar con el tiempo. En RO se usa como indicador pr\\u00e1ctico del riesgo de ensuciamiento por part\\u00edculas\\\/coloides y para evaluar la eficacia del pretratamiento.\"}},{\"@type\":\"Question\",\"name\":\"\\u00bfQu\\u00e9 significa SDI-15?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"SDI-15 es el \\u00edndice calculado usando una ventana de medici\\u00f3n de 15 minutos. Es la referencia m\\u00e1s habitual para control operativo y comparaci\\u00f3n de tendencias antes de \\u00f3smosis inversa.\"}},{\"@type\":\"Question\",\"name\":\"\\u00bfQu\\u00e9 valores de SDI se consideran buenos antes de RO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Como regla pr\\u00e1ctica:\\u00a0SDI 3 suele considerarse c\\u00f3modo.SDI 3\\u20135 requiere vigilancia y control de tendencias.SDI 5 suele indicar riesgo alto y necesidad de actuar en captaci\\u00f3n\\\/pretratamiento para evitar fouling y aumentos de \\u0394P.\"}},{\"@type\":\"Question\",\"name\":\"\\u00bfD\\u00f3nde se recomienda medir el SDI en una desaladora?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Lo importante es medir siempre en el mismo punto. Habitualmente se mide despu\\u00e9s del pretratamiento (filtros\\\/UF) y antes de cartuchos para controlar el pretratamiento. En algunos casos se mide despu\\u00e9s de cartuchos si se busca representar el agua final que alimenta a RO.\"}},{\"@type\":\"Question\",\"name\":\"\\u00bfQu\\u00e9 hago si el SDI sale alto de repente?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Prioriza un diagn\\u00f3stico por etapas: revisa \\u0394P en filtros\\\/UF y cartuchos, cambios de dosificaci\\u00f3n o setpoints, estado de retrolavados y posibles eventos en captaci\\u00f3n (temporal, turbidez, conmutaciones). Si persiste, ajusta el proceso y planifica acciones estructurales en pretratamiento\\\/captaci\\u00f3n.\"}},{\"@type\":\"Question\",\"name\":\"\\u00bfEl SDI por s\\u00ed solo predice el fouling en membranas?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. Es un indicador \\u00fatil pero debe interpretarse junto con tendencias de \\u0394P, consumo de cartuchos, caudal normalizado y frecuencia de CIP. La combinaci\\u00f3n de variables es la que confirma el problema y su origen.\"}}]}<\/script>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b8dd38c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b8dd38c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51ee319 elementor-widget elementor-widget-heading\" data-id=\"51ee319\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Fuentes externas recomendadas<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f042743 elementor-widget elementor-widget-text-editor\" data-id=\"f042743\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li data-start=\"8526\" data-end=\"8625\"><p data-start=\"8528\" data-end=\"8625\"><a href=\"https:\/\/store.astm.org\/standards\/d4189\"><strong data-start=\"8528\" data-end=\"8548\">ASTM D4189 (SDI)<\/strong> \u2013 definici\u00f3n y alcance del ensayo.<\/a><\/p><\/li><li data-start=\"8626\" data-end=\"8750\"><p data-start=\"8628\" data-end=\"8750\"><a href=\"https:\/\/www.dupont.com\/content\/dam\/water\/amer\/us\/en\/water\/public\/documents\/en\/RO-NF-FilmTec-Operation-Excellence-Limiting-Conditions-TechFact-45-D04388-en.pdf\"><strong data-start=\"8628\" data-end=\"8691\">DuPont\/FilmTec \u2013 Limiting Conditions \/ Operation Excellence<\/strong> (incluye SDI&lt;5).<\/a><\/p><\/li><li data-start=\"8751\" data-end=\"8877\"><p data-start=\"8753\" data-end=\"8877\"><a href=\"https:\/\/www.dupont.com\/content\/dam\/water\/amer\/us\/en\/water\/public\/documents\/en\/RO-NF-FilmTec-Guidelines-for-Feedwater-Manual-Exc-45-D01578-en.pdf\"><strong data-start=\"8753\" data-end=\"8794\">DuPont\/FilmTec \u2013 Feedwater Guidelines<\/strong> (l\u00edmites y por qu\u00e9 afectan a limpiezas).<\/a><\/p><\/li><li data-start=\"8878\" data-end=\"9025\"><p data-start=\"8880\" data-end=\"9025\"><a href=\"https:\/\/www.water.toray\/knowledge\/manual\/pdf\/TorayRO_HandlingManual.pdf\"><strong data-start=\"8880\" data-end=\"8925\">Toray \u2013 Manual de operaci\u00f3n\/mantenimiento<\/strong> (monitorizaci\u00f3n, normalizaci\u00f3n, disciplina de operaci\u00f3n).<\/a><\/p><\/li><li data-start=\"9026\" data-end=\"9167\"><p data-start=\"9028\" data-end=\"9167\"><a href=\"https:\/\/www.water.toray\/products\/ro\/pdf\/TorayRO_Brochure%28240715%29.pdf\"><strong data-start=\"9028\" data-end=\"9079\">Toray \u2013 Informaci\u00f3n sobre fouling y rendimiento<\/strong> (visi\u00f3n clara del impacto del ensuciamiento).<\/a><\/p><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>SDI en \u00f3smosis inversa (RO): gu\u00eda pr\u00e1ctica para operarios y propietarios Si trabajas con una desaladora o una planta de [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1700","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/posts\/1700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/comments?post=1700"}],"version-history":[{"count":7,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/posts\/1700\/revisions"}],"predecessor-version":[{"id":1725,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/posts\/1700\/revisions\/1725"}],"wp:attachment":[{"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/media?parent=1700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/categories?post=1700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hidrosolucionescanarias.com\/fr\/wp-json\/wp\/v2\/tags?post=1700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}