{"id":49459,"date":"2026-03-23T00:16:16","date_gmt":"2026-03-22T23:16:16","guid":{"rendered":"https:\/\/www.swecobelgium.be\/?post_type=blog&#038;p=49459"},"modified":"2026-03-23T15:11:23","modified_gmt":"2026-03-23T14:11:23","slug":"gestion-de-leau-pour-lindustrie-pharmaceutique-de-lepuration-a-lutilisation-efficiente","status":"publish","type":"blog","link":"https:\/\/www.swecobelgium.be\/fr\/actualites\/gestion-de-leau-pour-lindustrie-pharmaceutique-de-lepuration-a-lutilisation-efficiente\/","title":{"rendered":"Gestion de l\u2019eau pour l\u2019industrie pharmaceutique: de l&rsquo;\u00e9puration \u00e0 l&rsquo;utilisation efficiente"},"content":{"rendered":"<section class=\"block block-share block--white\" >\n\t<div class=\"block__inner\">\n\t\t<div class=\"col--12 col--wrapper col--center\">\n            <div class=\"col col--12 editor-content col--center\">\n                <div class=\"share\">\n                    <p class=\"share-text\">Share on: <\/p>\n                    <div class=\"ss-inline-share-wrapper ss-hover-animation-fade ss-with-counter-border ss-inline-total-counter-left\"><div class=\"ss-inline-share-content\"><\/div><\/div>                <\/div>\n            <\/div>\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block cb block--white\" id=\"Inleiding\">\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<p><strong>Les <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/sciences-de-la-vie-de-la-sante\/\">soins de sant\u00e9<\/a> et les sciences de la vie sont essentiels \u00e0 notre bien\u2011\u00eatre. L\u2019industrie pharmaceutique y joue un r\u00f4le cl\u00e9 en d\u00e9veloppant des m\u00e9dicaments et des traitements qui am\u00e9liorent durablement la qualit\u00e9 de vie. Parall\u00e8lement, le secteur est confront\u00e9 \u00e0 des\u00a0enjeux majeurs en mati\u00e8re de <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/resilience-climatique-nature\/\">gestion de l\u2019eau<\/a>.<\/strong><\/p>\n<p>L\u2019eau est un \u00e9l\u00e9ment critique de nombreux proc\u00e9d\u00e9s pharmaceutiques\u202f: fabrication des m\u00e9dicaments, nettoyage et d\u00e9sinfection des \u00e9quipements, refroidissement ou encore production de vapeur. Garantir\u00a0<strong>sa qualit\u00e9, sa disponibilit\u00e9 et son efficacit\u00e9 d\u2019utilisation<\/strong>\u00a0est indispensable, tant pour ma\u00eetriser les co\u00fbts que pour respecter une r\u00e9glementation stricte et des exigences environnementales \u00e9lev\u00e9es.<\/p>\n<p>Sweco accompagne les entreprises pharmaceutiques tout au long de ce cycle, depuis l\u2019<strong>\u00e9puration de l\u2019eau de ville<\/strong>\u00a0pour r\u00e9pondre aux exigences GMP jusqu\u2019au\u00a0<strong><a href=\"https:\/\/www.swecobelgium.be\/fr\/services\/solutions-industrielles-pour-leau\/\">traitement des eaux us\u00e9es<\/a><\/strong>\u00a0afin de satisfaire aux normes de rejet. Nos consultants conseillent \u00e9galement sur l\u2019optimisation de l\u2019utilisation de l\u2019eau, notamment via la\u00a0<strong>r\u00e9duction et la r\u00e9utilisation des flux<\/strong>, des leviers \u00e0 la fois durables et \u00e9conomiquement pertinents.<\/p>\n<p>Sweco dispose d\u2019une solide exp\u00e9rience dans l\u2019industrie pharmaceutique. Nos experts ma\u00eetrisent les exigences GMP applicables aux diff\u00e9rents flux d\u2019eau utilis\u00e9s dans les proc\u00e9d\u00e9s de fabrication, tels que le\u00a0<strong>Water for Injection (WFI)<\/strong>, la\u00a0<strong>Clean Steam<\/strong>\u00a0et l\u2019<strong>eau purifi\u00e9e (Purified Water \u2013 PW)<\/strong>.<\/p>\n<h4><strong>Les principaux d\u00e9fis li\u00e9s \u00e0 l\u2019eau dans l\u2019industrie pharmaceutique<\/strong><\/h4>\n<p>Nos consultants sp\u00e9cialis\u00e9s en <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/resilience-climatique-nature\/\">gestion de l\u2019eau<\/a> sont r\u00e9guli\u00e8rement sollicit\u00e9s pour r\u00e9pondre \u00e0 des questions tr\u00e8s sp\u00e9cifiques, principalement autour de deux th\u00e9matiques\u202f:<\/p>\n<ol>\n<li>les\u00a0audits de l\u2019eau,<\/li>\n<li>l\u2019\u00e9valuation du rejet des eaux industrielles issues des stations d\u2019\u00e9puration.<\/li>\n<\/ol>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block fwmb\" >\n\t<div class=\"block__inner editor-content fwmb__inner fwmb__inner--right fwmb__inner--image\">\n\n        <div class=\"fwmb__media col col-12\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1680\" height=\"560\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/09\/cleanroom-1680x560.jpeg\" class=\"attachment-fwmb-image size-fwmb-image\" alt=\"\" \/>\t\t<\/div>\n\n        \n        \n\t<\/div>\n<\/section>\n\n<section class=\"block cb block--white\" id=\"Inleiding\">\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<h2>1. Audit de l\u2019eau<\/h2>\n<p>Un audit de l\u2019eau permet d\u2019\u00e9tablir un\u00a0<strong>inventaire d\u00e9taill\u00e9 de l\u2019ensemble des flux d\u2019eau<\/strong>\u00a0d\u2019un site pharmaceutique. Il constitue une \u00e9tape cl\u00e9 pour toute strat\u00e9gie d\u2019\u00e9conomie et d\u2019optimisation de l\u2019eau.<\/p>\n<p>Nos experts structurent cette d\u00e9marche autour de plusieurs axes\u202f:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/www.swecobelgium.be\/fr\/transformation-numerique\/donnees-geospatiales\/\">Cartographie<\/a> des flux d\u2019eau<\/strong>\u00a0: identification et analyse de tous les usages.<\/li>\n<li><strong>Optimisation des technologies existantes<\/strong>\u00a0pour une utilisation plus efficiente.<\/li>\n<li><strong>R\u00e9utilisation des flux<\/strong>\u00a0selon leur qualit\u00e9 et leur degr\u00e9 de puret\u00e9.<\/li>\n<li><strong>R\u00e9cup\u00e9ration de l\u2019eau<\/strong>\u00a0apr\u00e8s traitement avanc\u00e9.<\/li>\n<li><strong>R\u00e9cup\u00e9ration de la chaleur<\/strong>\u00a0contenue dans les flux d\u2019eau (production de vapeur, boucles \u00e0 haute temp\u00e9rature, tours de refroidissement).<\/li>\n<\/ul>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block block--lightgray columns\" >\n\t<div class=\"block__inner columns__inner\">\n\t\t<div class=\"col--11 col--wrapper col--stretch\">\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<h4><strong>Qualit\u00e9 de l\u2019eau et r\u00e9utilisation<\/strong><\/h4>\n<p>Pour les flux critiques tels que le WFI, la Clean Steam et l\u2019eau purifi\u00e9e, l\u2019eau de ville constitue g\u00e9n\u00e9ralement le point de d\u00e9part, en raison de sa qualit\u00e9 constante et de sa composition ma\u00eetris\u00e9e.<\/p>\n<p>D\u2019autres flux &#8211; eaux de pluie, rejets (rejects) ou eaux de process trait\u00e9es &#8211; peuvent \u00eatre valoris\u00e9s pour des usages non critiques\u202f: black steam, rin\u00e7age, irrigation, usages sanitaires, nettoyage ou refroidissement. En fonction de l\u2019application finale, Sweco propose des <strong>technologies de traitement adapt\u00e9es<\/strong>, telles que\u202f:<\/p>\n<ul>\n<li>filtration membranaire classique,<\/li>\n<li>osmose inverse en circuit ferm\u00e9 (CCRO),<\/li>\n<li>\u00e9vaporation,<\/li>\n<li>\u00e9lectrodialyse (particuli\u00e8rement adapt\u00e9e aux installations de plus petite taille et aux flux riches en sulfates et chlorures).<\/li>\n<\/ul>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<h4><strong>Des \u00e9conomies durables<\/strong><\/h4>\n<p>La chaleur g\u00e9n\u00e9r\u00e9e lors de certains proc\u00e9d\u00e9s, comme l\u2019\u00e9vaporation, peut \u00eatre r\u00e9cup\u00e9r\u00e9e. Les consultants \u00ab\u202feau\u202f\u00bb de Sweco travaillent en \u00e9troite collaboration avec nos experts en \u00e9nergie afin de\u00a0<strong>maximiser la valorisation de la chaleur r\u00e9siduelle<\/strong>, contribuant ainsi \u00e0 la fois \u00e0 la <a href=\"https:\/\/www.swecobelgium.be\/fr\/durabilite\/\">durabilit\u00e9<\/a> et \u00e0 la r\u00e9duction des co\u00fbts d\u2019exploitation.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33867 size-full\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning.jpg\" alt=\"\" width=\"1398\" height=\"783\" srcset=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning.jpg 1398w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-200x112.jpg 200w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-768x430.jpg 768w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-520x291.jpg 520w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-800x448.jpg 800w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-536x300.jpg 536w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-803x450.jpg 803w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/04-water-cleaning-652x365.jpg 652w\" sizes=\"auto, (max-width: 1398px) 100vw, 1398px\" \/><\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"block block--white columns\" >\n\t<div class=\"block__inner columns__inner\">\n\t\t<div class=\"col--11 col--wrapper col--stretch\">\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--image\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1680\" height=\"600\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room.jpg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room.jpg 1680w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-200x71.jpg 200w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-768x274.jpg 768w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-1536x549.jpg 1536w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-520x186.jpg 520w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-800x286.jpg 800w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2021\/06\/Clean-room-840x300.jpg 840w\" sizes=\"auto, (max-width: 1680px) 100vw, 1680px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<h4><\/h4>\n<h4><strong>\u00c9tude de cas \u2013 Master plan eau pour un client bio\u2011pharmaceutique confidentiel<\/strong><\/h4>\n<p>Sweco a accompagn\u00e9 ce client dans son objectif de\u00a0<strong>r\u00e9duction de 20\u202f% de la consommation d\u2019eau d\u2019ici 2030<\/strong>\u00a0(r\u00e9f\u00e9rence 2015). Un audit de l\u2019eau a permis d\u2019identifier plusieurs leviers majeurs :<\/p>\n<ul>\n<li>Une\u00a0<strong>balance hydrique compl\u00e8te<\/strong>\u00a0s\u2019est r\u00e9v\u00e9l\u00e9e indispensable\u202f: un \u00e9cart de 23\u202f% a \u00e9t\u00e9 constat\u00e9 entre l\u2019eau de ville entrante et la consommation mesur\u00e9e.<\/li>\n<li>La\u00a0<strong>r\u00e9cup\u00e9ration de la black steam<\/strong>\u00a0\u00e9tait inf\u00e9rieure aux standards attendus (70\u201390\u202f%). Porter ce taux \u00e0 70\u202f% permettrait une \u00e9conomie de 3,5\u202f% d\u2019eau de ville, et \u00e0 90\u202f%, une r\u00e9duction de 12,8\u202f%.<\/li>\n<li>Sur l\u2019eau hautement purifi\u00e9e d\u00e9min\u00e9ralis\u00e9e, seuls 25\u202f% \u00e9taient utilis\u00e9s pour le WFI, la Clean Steam et l\u2019eau de laboratoire.<\/li>\n<\/ul>\n<p>Sur cette base, Sweco continue d\u2019accompagner le client dans la mise en \u0153uvre de solutions concr\u00e8tes.<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"block block--lightgray columns\" >\n\t<div class=\"block__inner columns__inner\">\n\t\t<div class=\"col--11 col--wrapper col--stretch\">\n\t\t\t\t\t\t<div class=\"col col--12 editor-content columns__title\">\n\t\t\t\t<h2 class=\"h2 hyphenate\">2. \u00c9valuation du rejet des eaux industrielles<\/h2>\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<p>L\u2019\u00e9valuation des stations d\u2019\u00e9puration est cruciale dans un contexte de\u00a0<strong>renforcement des normes de rejet<\/strong>, d\u2019augmentation des volumes produits et d\u2019\u00e9volution des proc\u00e9d\u00e9s industriels.<\/p>\n<p>Sweco analyse l\u2019impact des rejets sur les eaux r\u00e9ceptrices \u00e0 l\u2019aide du\u00a0<strong>Wezertoets<\/strong>, d\u00e9velopp\u00e9 par le gouvernement flamand en conformit\u00e9 avec la Directive\u2011cadre europ\u00e9enne sur l\u2019eau. Nos experts appliquent \u00e9galement les\u00a0<strong>Meilleures Techniques Disponibles+ (MTD+ \/ BBT+)<\/strong>\u00a0pour garantir la conformit\u00e9 r\u00e9glementaire.<\/p>\n<p>Les solutions \u00e9tudi\u00e9es s\u2019articulent autour de\u202f:<\/p>\n<ul>\n<li><strong>Techniques d\u2019\u00e9limination : <\/strong>le polluant est retir\u00e9 de l\u2019eau et transf\u00e9r\u00e9 vers une autre phase (solide, liquide ou gazeuse). Exemples : oxydation chimique, pr\u00e9cipitation chimique avec lait de chaux, cristallisation sur lit fluidis\u00e9 (pellet) et \u00e9change d\u2019ions.<\/li>\n<li><strong>Techniques de concentration : <\/strong>le d\u00e9bit du flux pollu\u00e9 est r\u00e9duit, mais la concentration en polluants augmente. Un traitement compl\u00e9mentaire est alors n\u00e9cessaire. Exemples : nanofiltration, osmose inverse, CCRO, \u00e9lectrodialyse et pyrolyse.<\/li>\n<li><strong>Mesures \u00e0 la source :<\/strong>r\u00e9duction \u00e0 la source ou sur un flux partiel. Ces mesures requi\u00e8rent souvent moins d\u2019\u00e9nergie, d\u2019investissement et de suivi. Elles impliquent fr\u00e9quemment le remplacement de certains produits chimiques.<\/li>\n<\/ul>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<h4><strong>\u00c0 noter<\/strong><\/h4>\n<p>Depuis juin 2025, le Wezertoets a \u00e9t\u00e9 adapt\u00e9, impliquant une r\u00e9\u00e9valuation des rejets existants et des renouvellements de permis.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-33864 size-full\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/03\/03-water-quality-e1758721947801.jpg\" alt=\"Hervergunning INEOS Aromatics voor haar chemieactiviteiten in Geel\" width=\"970\" height=\"645\" \/><\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"block cb block--white\" id=\"Inleiding\">\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<p>En tant que bureau de conseil en ing\u00e9nierie et en conception, Sweco ne se limite pas \u00e0 une simple \u00e9valuation. Partenaire ind\u00e9pendant, nous accompagnons nos clients de bout en bout, de la conception \u00e0 la r\u00e9alisation de nouvelles installations de <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/eau\/\">traitement de l\u2019eau<\/a>, ainsi que dans la modernisation d\u2019installations existantes. Cette approche s\u2019appuie sur des \u00e9quipes pluridisciplinaires int\u00e9grant les expertises en \u00e9quipements, tuyauterie et syst\u00e8mes \u00e9lectriques.<\/p>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block block--white columns\" >\n\t<div class=\"block__inner columns__inner\">\n\t\t<div class=\"col--11 col--wrapper col--stretch\">\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--image\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"5464\" height=\"3070\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions.jpeg\" class=\"attachment-full size-full\" alt=\"\" srcset=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions.jpeg 5464w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-200x112.jpeg 200w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-768x432.jpeg 768w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-1536x863.jpeg 1536w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-2048x1151.jpeg 2048w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-520x292.jpeg 520w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-800x449.jpeg 800w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-534x300.jpeg 534w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-801x450.jpeg 801w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2025\/08\/Industrial-water-solutions-652x366.jpeg 652w\" sizes=\"auto, (max-width: 5464px) 100vw, 5464px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"columns__col col col--6\">\n\t\t\t\t\t<div class=\"editor-content columns__content columns__content--content\">\n\t\t\t\t\t\t<h4><strong>\u00c9tude de cas \u2013 Permis d\u2019environnement pour un client bio\u2011pharmaceutique confidentiel<\/strong><\/h4>\n<p>Pour obtenir un <a href=\"https:\/\/www.swecobelgium.be\/fr\/services\/eia-et-permis-pour-infrastructures\/\">permis d\u2019environnement<\/a>, Sanofi a fait analyser quelles mesures MTD+ (BBT+) pourraient encore r\u00e9duire les concentrations de chlorures et de sulfates dans le rejet.<\/p>\n<ul>\n<li>Les consultants \u00ab eau \u00bb de Sweco ont analys\u00e9 diff\u00e9rentes techniques d\u2019\u00e9limination et de concentration, ainsi que des mesures \u00e0 la source, afin de r\u00e9duire de plus de 75 % la charge polluante actuelle. Les analyses ont examin\u00e9 les avantages et inconv\u00e9nients pratiques, ainsi que la faisabilit\u00e9 technique.<\/li>\n<li>Pour les solutions jug\u00e9es r\u00e9alisables, nos experts ont \u00e9tudi\u00e9 la rentabilit\u00e9, en consid\u00e9rant les co\u00fbts d\u2019investissement et d\u2019exploitation, les co\u00fbts directs et indirects, afin de calculer le temps de retour sur investissement.<\/li>\n<li>Enfin, la rentabilit\u00e9 a \u00e9t\u00e9 confront\u00e9e \u00e0 la faisabilit\u00e9 \u00e9conomique globale pour l\u2019entreprise.<\/li>\n<\/ul>\n<p>L\u2019\u00e9tude a abouti \u00e0 deux pr\u00e9f\u00e9rences claires.<br \/>\nPour la r\u00e9duction des chlorures, la meilleure solution consiste \u00e0 remplacer le chlorure ferrique par un aluminate.<br \/>\nPour la r\u00e9duction des sulfates, il est propos\u00e9 de remplacer l\u2019acide sulfurique par du CO\u2082.<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"block cb block--white\" >\n\t<div class=\"block__inner cb__inner cb__inner--one\">\n\t<div class=\"col--12 col--center col--wrapper\">\n\t\t<div class=\"col col--6 editor-content\">\n\t\t\t<h2><\/h2>\n<h2>Strat\u00e9gie de gestion de l\u2019eau : mesurer pour mieux d\u00e9cider<\/h2>\n<p>Dans un secteur soumis \u00e0 des exigences \u00e9lev\u00e9es, les\u00a0<strong>audits de l\u2019eau<\/strong>\u00a0et l\u2019<strong>\u00e9valuation des stations d\u2019\u00e9puration<\/strong>\u00a0sont des piliers d\u2019une strat\u00e9gie de <a href=\"https:\/\/www.swecobelgium.be\/fr\/expertise\/resilience-climatique-nature\/\">gestion de l\u2019eau<\/a> durable, performante et conforme. Sweco peut proposer ces analyses dans le cadre d\u2019une\u00a0<strong>\u00e9tude int\u00e9gr\u00e9e unique<\/strong>.<\/p>\n<p>Gr\u00e2ce \u00e0 une approche multidisciplinaire, Sweco accompagne les entreprises pharmaceutiques sur trois axes cl\u00e9s\u202f:<\/p>\n<ul>\n<li><strong>Qualit\u00e9<\/strong>\u00a0: une eau de tr\u00e8s haute puret\u00e9 pour les proc\u00e9d\u00e9s critiques,<\/li>\n<li><strong><a href=\"https:\/\/www.swecobelgium.be\/fr\/durabilite\/\">Durabilit\u00e9<\/a><\/strong>\u00a0: une utilisation et une r\u00e9utilisation optimis\u00e9es de l\u2019eau,<\/li>\n<li><strong>Efficacit\u00e9<\/strong>\u00a0: des flux ma\u00eetris\u00e9s et une r\u00e9cup\u00e9ration intelligente de la chaleur.<\/li>\n<\/ul>\n<div class=\"buttons-wrapper buttons-wrapper--left\"><a href=\"https:\/\/www.swecobelgium.be\/fr\/services\/solutions-industrielles-pour-leau\/\" target=\"\" class=\"btn btn__primary \">D\u00e9couvrez comment Sweco peut vous aider \u00e0 optimiser durablement votre gestion de l\u2019eau.<\/a><\/div>\t\t<\/div>\n\t<\/div>\n<\/div>\n<\/section>\n\n\n<section class=\"block block--white latest-insights\" >\n\t<div class=\"block__inner latest-insights__inner\">\n\t\t<div class=\"col--11 col--wrapper\">\n\t\t\t\t\t\t\t<div class=\"col col--12 editor-content latest-insights__title\">\n\t\t\t\t\t<h2 class=\"h2 hyphenate\">Autres nouvelles<\/h2>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/05\/319-ESQ_230419_isometrie__MG_-01-scaled-1-e1778589141181-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"Stephensonwijk\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">B\u00e2timents \u00e0 faible impact, Gebouwen met een lage impact<span class=\"cats__sep\"><\/span>25 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/la-construction-bois-recompose-un-site-fragmente-a-schaerbeek\/\">La construction bois recompose un site fragment\u00e9 \u00e0 Schaerbeek<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2026\/03\/fayepynaert__O8A3253-1-2500x1667-2-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"photo of Frederik Jacobs and Jorden Goossenaerts from CONIX RDBM Architects and Erwin Malcorps, Renaud Chevalier, and Vicky De Bollen from Sweco after signing the acquisition agreement\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Notre capital humain, Onze mensen<span class=\"cats__sep\"><\/span>21 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/sweco-accueille-officiellement-conix-rdbm-belgium\/\">Sweco accueille officiellement CONIX RDBM Belgium<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"col col--4 insight\" data-clickable=\"true\">\n\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"520\" height=\"296\" src=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2024\/12\/Foto-coronmeuse-5-520x296.jpg\" class=\"attachment-insights-featured size-insights-featured wp-post-image\" alt=\"een drone beeld van Coronmeuse waarop het water van de Maas en het Astrid park te zien zijn\" srcset=\"https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2024\/12\/Foto-coronmeuse-5-520x296.jpg 520w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2024\/12\/Foto-coronmeuse-5-200x113.jpg 200w, https:\/\/www.swecobelgium.be\/wp-content\/uploads\/sites\/12\/2024\/12\/Foto-coronmeuse-5-1260x720.jpg 1260w\" sizes=\"auto, (max-width: 520px) 100vw, 520px\" \/>\t\t\t\t\t\t<div class=\"insight__content editor-content\">\n\t\t\t\t\t\t\t<em class=\"cats\">Ecologie &amp; environnement, Bonne terre<span class=\"cats__sep\"><\/span>18 mai 2026<\/em>\t\t\t\t\t\t\t<h3><a href=\"https:\/\/www.swecobelgium.be\/fr\/actualites\/vergeten-stortplaatsen-geven-inzichten-voor-brownfieldontwikkeling\/\">Les d\u00e9charges oubli\u00e9es, une source d\u2019inspiration pour la reconversion des friches industrielles<\/a><\/h3>\n\t\t\t\t\t\t\t<p> <span class=\"readmore\">En savoir plus<\/span><\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/section>\n\n<section class=\"block form-block block--lightgray\" >\n\t<div class=\"block__inner form-block__inner \">\n\n                    <div class=\"col--11 col--wrapper\">\n                                    <div class=\"col col--4 editor-content form-block__title\">\n                        <h2 class=\"h2 hyphenate\">Inscrivez-vous \u00e0 notre newsletter<\/h2>                    <\/div>\n                    <div class=\"col--12 col\"><\/div>\n                \n                <div class=\"col col--4 editor-content\">\n                    Recevez des mises \u00e0 jour sur des projets innovants, des solutions durables et des analyses exclusives de Sweco. Abonnez-vous d\u00e8s maintenant et participez \u00e0 la transformation de demain.\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n                <\/div>\n\n                <div class=\"col col--7\">\n                    <script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\nvar gform;gform||(document.addEventListener(\"gform_main_scripts_loaded\",function(){gform.scriptsLoaded=!0}),document.addEventListener(\"gform\/theme\/scripts_loaded\",function(){gform.themeScriptsLoaded=!0}),window.addEventListener(\"DOMContentLoaded\",function(){gform.domLoaded=!0}),gform={domLoaded:!1,scriptsLoaded:!1,themeScriptsLoaded:!1,isFormEditor:()=>\"function\"==typeof InitializeEditor,callIfLoaded:function(o){return!(!gform.domLoaded||!gform.scriptsLoaded||!gform.themeScriptsLoaded&&!gform.isFormEditor()||(gform.isFormEditor()&&console.warn(\"The use of gform.initializeOnLoaded() is deprecated in the form editor context and will be removed in Gravity Forms 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gfield--input-type-email gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_email\"  data-field-class=\"gform_email\" ><label class='gfield_label gform-field-label' for='input_15_5'>E-mail<span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_email'>\n                            <input autocomplete=\"off\"  name='input_5' id='input_15_5' type='email' value='' class='large'    aria-required=\"true\" aria-invalid=\"false\"  \/>\n                        <\/div><\/li><li id=\"field_15_7\" class=\"gfield gfield--type-text gfield--input-type-text gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_text\"  data-field-class=\"gform_text\" ><label class='gfield_label gform-field-label' for='input_15_7'>Pr\u00e9nom<span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_text'><input autocomplete=\"off\"  name='input_7' id='input_15_7' type='text' value='' class='large'     aria-required=\"true\" aria-invalid=\"false\"   \/><\/div><\/li><li id=\"field_15_8\" class=\"gfield gfield--type-text gfield--input-type-text gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_text\"  data-field-class=\"gform_text\" ><label class='gfield_label gform-field-label' for='input_15_8'>Nom de famille<span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_text'><input autocomplete=\"off\"  name='input_8' id='input_15_8' type='text' value='' class='large'     aria-required=\"true\" aria-invalid=\"false\"   \/><\/div><\/li><li id=\"field_15_10\" class=\"gfield gfield--type-text gfield--input-type-text gfield--width-full field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_text\"  data-field-class=\"gform_text\" ><label class='gfield_label gform-field-label' for='input_15_10'>Entreprise (facultatif)<\/label><div class='ginput_container ginput_container_text'><input autocomplete=\"off\"  name='input_10' id='input_15_10' type='text' value='' class='large'      aria-invalid=\"false\"   \/><\/div><\/li><li id=\"field_15_11\" class=\"gfield gfield--type-radio gfield--type-choice gfield--input-type-radio gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_radio\"  data-field-class=\"gform_radio\" ><label class='gfield_label gform-field-label' >Je souhaite recevoir la lettre d\u2019information en<span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_radio'><ul class='gfield_radio' id='input_15_11'>\n\t\t\t<li class='gchoice gchoice_15_11_0'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='n\u00e9erlandais'  id='choice_15_11_0'    \/>\n\t\t\t\t<label for='choice_15_11_0' id='label_15_11_0' class='gform-field-label gform-field-label--type-inline'>n\u00e9erlandais<\/label>\n\t\t\t<\/li>\n\t\t\t<li class='gchoice gchoice_15_11_1'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='fran\u00e7ais'  id='choice_15_11_1'    \/>\n\t\t\t\t<label for='choice_15_11_1' id='label_15_11_1' class='gform-field-label gform-field-label--type-inline'>fran\u00e7ais<\/label>\n\t\t\t<\/li>\n\t\t\t<li class='gchoice gchoice_15_11_2'>\n\t\t\t\t<input autocomplete=\"off\"  name='input_11' type='radio' value='anglais'  id='choice_15_11_2'    \/>\n\t\t\t\t<label for='choice_15_11_2' id='label_15_11_2' class='gform-field-label gform-field-label--type-inline'>anglais<\/label>\n\t\t\t<\/li><\/ul><\/div><\/li><li id=\"field_15_9\" class=\"gfield gfield--type-consent gfield--type-choice gfield--input-type-consent gfield--width-full gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible gform_consent\"  data-field-class=\"gform_consent\" ><label class='gfield_label gform-field-label screen-reader-text gfield_label_before_complex' ><span class=\"gfield_required\"><span class=\"gfield_required gfield_required_asterisk\">*<\/span><\/span><\/label><div class='ginput_container ginput_container_consent'><input autocomplete=\"off\"  name='input_9.1' id='input_15_9_1' type='checkbox' value='1'   aria-required=\"true\" aria-invalid=\"false\"   \/> <label class=\"gform-field-label gform-field-label--type-inline gfield_consent_label\" for='input_15_9_1' >En envoyant vos informations, vous marquez votre accord avec la politique en mati\u00e8re de protection de la vie priv\u00e9e de Sweco. <a href=\"https:\/\/www.swecobelgium.be\/fr\/privacy-notice\/\">Cliquez ici<\/a> pour en savoir plus sur la mani\u00e8re dont nous sauvegardons vos donn\u00e9es.<\/label><input autocomplete=\"off\"  type='hidden' name='input_9.2' value='En envoyant vos informations, vous marquez votre accord avec la politique en mati\u00e8re de protection de la vie priv\u00e9e de Sweco. &lt;a href=&quot;https:\/\/www.swecobelgium.be\/fr\/privacy-notice\/&quot;&gt;Cliquez ici&lt;\/a&gt; pour en savoir plus sur la mani\u00e8re dont nous sauvegardons vos donn\u00e9es.' class='gform_hidden' \/><input autocomplete=\"off\"  type='hidden' name='input_9.3' value='13' class='gform_hidden' \/><\/div><\/li><li id=\"field_15_12\" class=\"gfield gfield--type-checkbox gfield--type-choice gfield--input-type-checkbox field_sublabel_below gfield--has-description field_description_below field_validation_below gfield_visibility_visible gform_checkbox\"  data-field-class=\"gform_checkbox\" ><label class='gfield_label gform-field-label gfield_label_before_complex' >Communications par e-mail<\/label><div class='ginput_container ginput_container_checkbox'><ul class='gfield_checkbox' id='input_15_12'><li class='gchoice gchoice_15_12_1'>\n\t\t\t\t\t\t\t\t<input autocomplete=\"off\"  class='gfield-choice-input' name='input_12.1' type='checkbox'  value='J\u2019autorise l\u2019envoi de communications par e-mail concernant des mises \u00e0 jour, services ou \u00e9v\u00e9nements pertinents.'  id='choice_15_12_1'   aria-describedby=\"gfield_description_15_12\"\/>\n\t\t\t\t\t\t\t\t<label for='choice_15_12_1' id='label_15_12_1' class='gform-field-label gform-field-label--type-inline'>J\u2019autorise l\u2019envoi de communications par e-mail concernant des mises \u00e0 jour, services ou 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