{"id":1201,"date":"2022-05-13T14:48:34","date_gmt":"2022-05-13T12:48:34","guid":{"rendered":"http:\/\/kemakta.se\/english\/?p=1201"},"modified":"2022-05-13T14:48:34","modified_gmt":"2022-05-13T12:48:34","slug":"dynamisk-transportmodellering-vid-riskbedomning","status":"publish","type":"post","link":"https:\/\/kemakta.se\/english\/dynamisk-transportmodellering-vid-riskbedomning\/","title":{"rendered":"Dynamisk transportmodellering vid riskbed\u00f6mning"},"content":{"rendered":"

Riktv\u00e4rden f\u00f6r f\u00f6rorenad mark och grundvatten styrs ofta av risken f\u00f6r att f\u00f6rorening sprids fr\u00e5n omr\u00e5det och f\u00f6rorenar skyddsobjekt i omgivningen, brunnar, ytvatten eller v\u00e5tmarker.<\/p>\n

M\u00e5nga modeller, exempelvis Naturv\u00e5rdsverkets riktv\u00e4rdesmodell, \u00e4r statiska och antar att halten f\u00f6rorenande \u00e4mnen i jorden \u00e4r konstant \u00e4ven n\u00e4r lakning av \u00e4mnen sker. De tar heller inte h\u00e4nsyn till n\u00e5gon f\u00f6rdr\u00f6jning eller omvandling av f\u00f6roreningarna under transporten. Detta kan ge en kraftig \u00f6verskattning av de effekter f\u00f6roreningsspridningen kan orsaka. Med en dynamisk modellering av f\u00f6roreningstransporten i mark och vatten kan halten av olika \u00e4mnen f\u00f6ljas \u00f6ver tid och ber\u00e4kningar g\u00f6ras av hur halter och utl\u00e4ckage p\u00e5verkas av tidsberoende processer som fastl\u00e4ggning och nedbrytning.<\/p>\n

Kemakta har anv\u00e4nt mjukvaran Ecolego vid modellering av reaktiv transport i flertalet projekt b\u00e5de g\u00e4llande f\u00f6rorenade omr\u00e5den och friklassning av mark p\u00e5verkad av radioaktiva \u00e4mnen. Den fasta fasen delas in i egenskapsomr\u00e5den d\u00e4r fastl\u00e4ggningen av \u00e4mnena kan relateras till hydrogeologi och jordens sorptionsegenskaper. Ecolego kan beskriva p\u00e5verkan som mineralsammans\u00e4ttning, halten organiskt material och l\u00f6st organiskt kol har p\u00e5 transporten av \u00e4mnen. Utifr\u00e5n resultaten kan riktv\u00e4rden f\u00f6r omr\u00e5det ber\u00e4knas och en riskbed\u00f6mning genomf\u00f6ras baserat p\u00e5 den predikterade transporten av f\u00f6roreningar.<\/p>\n

\"Exempelmodell<\/p>\n","protected":false},"excerpt":{"rendered":"

Riktv\u00e4rden f\u00f6r f\u00f6rorenad mark och grundvatten styrs ofta av risken f\u00f6r att f\u00f6rorening sprids fr\u00e5n omr\u00e5det och f\u00f6rorenar skyddsobjekt i omgivningen, brunnar, ytvatten eller v\u00e5tmarker. M\u00e5nga modeller, exempelvis Naturv\u00e5rdsverkets riktv\u00e4rdesmodell, \u00e4r statiska och antar att halten f\u00f6rorenande \u00e4mnen i jorden \u00e4r konstant \u00e4ven n\u00e4r lakning…<\/p>\n","protected":false},"author":4,"featured_media":1213,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-1201","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"\nDynamisk transportmodellering vid riskbed\u00f6mning - Kemakta Konsult<\/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:\/\/kemakta.se\/english\/dynamisk-transportmodellering-vid-riskbedomning\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dynamisk transportmodellering vid riskbed\u00f6mning - Kemakta Konsult\" \/>\n<meta property=\"og:description\" content=\"Riktv\u00e4rden f\u00f6r f\u00f6rorenad mark och grundvatten styrs ofta av risken f\u00f6r att f\u00f6rorening sprids fr\u00e5n omr\u00e5det och f\u00f6rorenar skyddsobjekt i omgivningen, brunnar, ytvatten eller v\u00e5tmarker. M\u00e5nga modeller, exempelvis Naturv\u00e5rdsverkets riktv\u00e4rdesmodell, \u00e4r statiska och antar att halten f\u00f6rorenande \u00e4mnen i jorden \u00e4r konstant \u00e4ven n\u00e4r lakning...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kemakta.se\/english\/dynamisk-transportmodellering-vid-riskbedomning\/\" \/>\n<meta property=\"og:site_name\" content=\"Kemakta Konsult\" \/>\n<meta property=\"article:published_time\" content=\"2022-05-13T12:48:34+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/kemakta.se\/english\/wp-content\/uploads\/2022\/05\/Stiliserad-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"291\" \/>\n\t<meta property=\"og:image:height\" content=\"359\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"magdalena\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"magdalena\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/\"},\"author\":{\"name\":\"magdalena\",\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/#\\\/schema\\\/person\\\/cdfa403209797e684f80b6632241b6b8\"},\"headline\":\"Dynamisk transportmodellering vid riskbed\u00f6mning\",\"datePublished\":\"2022-05-13T12:48:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/\"},\"wordCount\":239,\"image\":{\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/kemakta.se\\\/english\\\/wp-content\\\/uploads\\\/2022\\\/05\\\/Stiliserad-1.png\",\"articleSection\":[\"News\"],\"inLanguage\":\"en-GB\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/\",\"url\":\"https:\\\/\\\/kemakta.se\\\/english\\\/dynamisk-transportmodellering-vid-riskbedomning\\\/\",\"name\":\"Dynamisk transportmodellering vid riskbed\u00f6mning - 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