{"id":133,"date":"2022-01-07T08:15:28","date_gmt":"2022-01-07T07:15:28","guid":{"rendered":"http:\/\/donyatek.org\/?page_id=133"},"modified":"2022-07-11T17:23:08","modified_gmt":"2022-07-11T15:23:08","slug":"purifier-leau","status":"publish","type":"page","link":"https:\/\/donyatek.org\/index.php\/purifier-leau\/","title":{"rendered":"Purifier l’eau"},"content":{"rendered":"\t\t
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Purifier l\u2019eau de consommation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t<\/a>\n\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<\/div>\n\t\t\t\t
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Les avantages des solutions de traitement Aclaira<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Les technologies membranaires utilis\u00e9es par Aclaira (filtration membranaire, nanofiltration et osmose inverse<\/strong>) sont\u00a0devenus incontournables<\/strong>\u00a0pour les grandes unit\u00e9s de traitement d\u2019eau. Elles comportent beaucoup d\u2019avantages :\u00a0barri\u00e8re absolue contre les contaminants, simplicit\u00e9 d\u2019exploitation et fiabilit\u00e9<\/strong>.<\/p>

Aclaira\u00a0conjugue tous ces avantages<\/strong>\u00a0en offrant des\u00a0solutions optimis\u00e9es et parfaitement adapt\u00e9es aux petites communaut\u00e9s isol\u00e9es<\/strong>\u00a0:<\/p>

  • Modularit\u00e9 des unit\u00e9s<\/li>
  • Utilisation de mat\u00e9riel robuste, facilement disponible en Afrique et bon march\u00e9<\/li>
  • Nettoyage manuel des membranes<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\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
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    Diff\u00e9rents traitements sont mis en oeuvre pour purifier l\u2019eau et la rendre potable. Le choix du traitement appropri\u00e9 d\u00e9pend principalement :<\/p>

    • De la quantit\u00e9 d\u2019eau n\u00e9cessaire \u00e0 la communaut\u00e9<\/li>
    • De la source d\u2019eau disponible<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      \n\t\t\t\t\t\t\t\t\tOn distingue quatre grandes familles d\u2019eau brute (avant traitement) :<\/strong><\/em>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Les eaux de surface<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Rivi\u00e8res, lacs, puits et sources peu profondes sous \u00ab\u00a0influence\u00a0\u00bb de la surface. Elles sont contamin\u00e9es par des\u00a0microbes<\/strong>, Deux types de traitement conviennent pour purifier l\u2019eau de surface : le traitement dit conventionnel et la\u00a0filtration membranaire (Microfiltration, Ultrafiltration).<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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      Les eaux de forage<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Elles peuvent \u00eatre contamin\u00e9s par des produits chimiques toxiques tels que l\u2019arsenic, le fluor, les nitrates ou encore le chlorure de sodium (\u00ab\u00a0sel\u00a0\u00bb), malsain lorsque consomm\u00e9 en trop grande quantit\u00e9. Il n\u2019existe pas de traitement \u00ab\u00a0conventionnel\u00a0\u00bb pour \u00f4ter ces contaminants chimiques. On recourt alors \u00e0 l\u2019osmose inverse basse pression<\/strong>\u00a0ou \u00e0 la\u00a0nanofiltration<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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      Les effluents municipaux et industriels<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Ils doivent \u00eatre trait\u00e9s avant rejet dans l\u2019environnement sinon ils contaminent s\u00e9v\u00e8rement les sources d\u2019eau naturelles. Un traitement dans une station biologique permet d\u2019abaisser la Demande Biologique et Chimique en Oxyg\u00e8ne (DBO et DCO). Traiter les effluents secondaires se r\u00e9v\u00e8le de plus en plus \u00e9conomique pour pallier le manque d\u2019eau dans les grandes villes ou \u00ab\u00a0M\u00e9gapoles\u00a0\u00bb.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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      L\u2019eau de mer<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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      Purifier l\u2019eau de mer co\u00fbte cher, entre 2,5 et 4 Euros par m\u00e8tre cube, car le traitement consomme beaucoup d\u2019\u00e9nergie. C\u2019est une solution \u00e0 n\u2019envisager qu\u2019en dernier recours lorsque qu\u2019aucune eau de surface, de forage ou aucun effluent n\u2019est disponible.<\/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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

      Purifier l\u2019eau de consommation Les avantages des solutions de traitement Aclaira Les technologies membranaires utilis\u00e9es par Aclaira (filtration membranaire, nanofiltration et osmose inverse) sont\u00a0devenus incontournables\u00a0pour les grandes unit\u00e9s de traitement d\u2019eau. Elles comportent beaucoup d\u2019avantages :\u00a0barri\u00e8re absolue contre les contaminants, simplicit\u00e9 d\u2019exploitation et fiabilit\u00e9. Aclaira\u00a0conjugue tous ces avantages\u00a0en offrant des\u00a0solutions optimis\u00e9es et parfaitement adapt\u00e9es aux […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","footnotes":""},"class_list":["post-133","page","type-page","status-publish","hentry","entry"],"_links":{"self":[{"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/pages\/133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/comments?post=133"}],"version-history":[{"count":28,"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/pages\/133\/revisions"}],"predecessor-version":[{"id":8050,"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/pages\/133\/revisions\/8050"}],"wp:attachment":[{"href":"https:\/\/donyatek.org\/index.php\/wp-json\/wp\/v2\/media?parent=133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}