{"id":2731,"date":"2023-03-01T12:36:00","date_gmt":"2023-03-01T12:36:00","guid":{"rendered":"https:\/\/amq-inc.com\/?post_type=project&#038;p=2731"},"modified":"2023-03-14T12:37:00","modified_gmt":"2023-03-14T12:37:00","slug":"recuperation-des-boues-de-mines","status":"publish","type":"project","link":"https:\/\/amq-inc.com\/en\/r-d-innovations\/recuperation-des-boues-de-mines\/","title":{"rendered":"R\u00e9cup\u00e9ration des boues de mines"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>PROBL\u00c9MATIQUE<\/strong><br>Il y a deux sources d&#8217;eau \u00e0 contr\u00f4ler pour une op\u00e9ration mini\u00e8re souterraine, soit l&#8217;eau de proc\u00e9d\u00e9 et l&#8217;eau de filtration naturelle \u00e0 travers le massif rocheux. Toute cette eau boueuse doit \u00eatre pomp\u00e9e \u00e0 la surface pour d\u00e9noyer la mine. La m\u00e9hode de r\u00e9cup\u00e9ration des boues de mines par bassin\/puisard de d\u00e9cantation est la plus simple et la plus fr\u00e9quente.<br>Pour les op\u00e9rations mini\u00e8res \u00e0 ciel ouvert, on retrouve la m\u00eame probl\u00e9matique de gestion des boues. La r\u00e9cup\u00e9ration des boues a lieu \u00e0 l&#8217;atelier m\u00e9canique o\u00f9 les \u00e9quipements de production sont lav\u00e9s et les boues sont r\u00e9cup\u00e9r\u00e9es dans un bassin de d\u00e9cantation.<br>Des pressions \u00e9conomiques et environnementales exigent de revoir et d&#8217;optimiser cette m\u00e9thode de d\u00e9noyage. Des m\u00e9thodes innovatrices de filtration des boues de mines utilisant des membranes g\u00e9otubes pourraient avoir un impact important pour l&#8217;industrie.<br><br><strong>OBJECTIFS<br><\/strong>L&#8217;objectif consiste \u00e0 optimiser la r\u00e9cup\u00e9ration des boues de mines afin de r\u00e9duire les co\u00fbt d&#8217;op\u00e9rations par l&#8217;entremise du d\u00e9veloppement d&#8217;un \u00e9quipement nomm\u00e9 le d\u00e9shydrateur m\u00e9canis\u00e9 et la performance de la nouvelle technologie par rapport au principe de d\u00e9cantation standard.<br><br><strong>DATES DE D\u00c9BUT ET DE FIN<\/strong><br>De mars 2011 \u00e0 d\u00e9cembre 2013<br><strong><br>CO\u00dbTS ENCOURUS<br><\/strong>1 411 052 $<br><br><strong>PARTENAIRES<br><\/strong>&#8211; Minist\u00e8re des Finances et de l&#8217;\u00c9conomie du Qu\u00e9bec<br>&#8211; CanmetMINES de Ressources naturelles Canada<br>&#8211; Agnico Eagle, Division Goldex<br>&#8211; Corporation mini\u00e8re Osisko<br>&#8211; Iamgold Corporation<br>&#8211; La compagnie ASDR Industrie<br>&#8211; SOREDEM<br><br><strong>\u00c9TAT D&#8217;AVANCEMENT<br><\/strong>Termin\u00e9.<br>Le projet pr\u00e9voyait quatre \u00e9tapes s\u2019\u00e9chelonnant sur deux ans : la conception m\u00e9canique, la fabrication, la pr\u00e9paration du site et les essais souterrains \u00e0 la mine Goldex et, finalement, l\u2019analyse des performances du d\u00e9shydrateur.<br>\u00c0 la suite de la suspension des activit\u00e9s \u00e0 la mine Goldex \u00e0 la fin de 2011, Agnico Eagle s&#8217;est retir\u00e9e du projet. La mine Canadian Malartic de la Corporation mini\u00e8re Osisko a accept\u00e9 de poursuivre le projet. Malgr\u00e9 le fait que le site du projet et la m\u00e9thode d\u2019exploitation changent d\u2019une op\u00e9ration souterraine \u00e0 une op\u00e9ration \u00e0 ciel ouvert, l\u2019objectif du projet demeure sauf que la r\u00e9cup\u00e9ration des boues s&#8217;est faite par un bassin de d\u00e9cantation de la baie de lavage des v\u00e9hicules \u00e0 l\u2019atelier m\u00e9canique. Des plans et devis de modification de la baie de lavage ont ainsi \u00e9t\u00e9 pr\u00e9par\u00e9s afin d\u2019accueillir les nouveaux \u00e9quipements de r\u00e9cup\u00e9ration de boues. Toutefois, tout changement apport\u00e9 \u00e0 la nature des op\u00e9rations d\u2019une mine requiert une modification du certificat d\u2019autorisation (CA). Ainsi, avant de proc\u00e9der \u00e0 l\u2019installation du syst\u00e8me, la mini\u00e8re a d\u00fb obtenir l\u2019accord du minist\u00e8re du D\u00e9veloppement durable, de l\u2019Environnement, de la Faune et des Parcs. La reprise des essais s\u2019est effectu\u00e9e au d\u00e9but de 2013.<br><br><strong>R\u00c9SULTATS<br><\/strong>Le projet a \u00e9t\u00e9 compl\u00e9t\u00e9 en d\u00e9cembre 2013 avec le d\u00e9p\u00f4t du rapport final CanmetMINES. L&#8217;analyse de performance a permis de d\u00e9montrer que le syst\u00e8me de d\u00e9shydratation fonctionne et que le boues recueillies peuvent \u00eatre manipul\u00e9es par une chargeuse. Les boues doivent \u00eatre entrepos\u00e9es et \u00e9chantillonn\u00e9es afin de d\u00e9terminer la m\u00e9thode appropri\u00e9e de disposittion principalement due \u00e0 la pr\u00e9sence d&#8217;hydrocarbure. Il est important de noter que, lors de l&#8217;\u00e9valuation de performance, le syst\u00e8me n&#8217;\u00e9tait pas encore optimal en ce qui concerne la manutention des boues recueillis. De plus, le rapport final a identifi\u00e9 des opportunit\u00e9s d&#8217;am\u00e9lioration pour la manutention et l&#8217;optimisation du syst\u00e8me de polym\u00e9risation afin de finaliser l&#8217;automatisation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PROBL\u00c9MATIQUEIl y a deux sources d&#8217;eau \u00e0 contr\u00f4ler pour une op\u00e9ration mini\u00e8re souterraine, soit l&#8217;eau de proc\u00e9d\u00e9 et l&#8217;eau de [&hellip;]<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-2731","project","type-project","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>R\u00e9cup\u00e9ration des boues de mines - Association Mini\u00e8re du Qu\u00e9bec<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/amq-inc.com\/en\/r-d-innovations\/recuperation-des-boues-de-mines\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9cup\u00e9ration des boues de mines - 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