{"id":650,"date":"2018-02-13T10:29:27","date_gmt":"2018-02-13T09:29:27","guid":{"rendered":"http:\/\/naf.se\/?page_id=650"},"modified":"2018-06-07T14:19:03","modified_gmt":"2018-06-07T12:19:03","slug":"sodapanna","status":"publish","type":"page","link":"https:\/\/nafse24.hamlet2.hamrenmedia.se\/sv\/applikationer\/kemisk-massaframstallning\/kemikalieatervinning\/sodapanna\/","title":{"rendered":"Sodapanna"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-text fusion-title-size-one\"><h1 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\">Sodapanna<\/h1><\/div><div class=\"fusion-text fusion-text-1\"><pre>Den tjocka svartluten fr\u00e5n indunstningen f\u00f6rbr\u00e4nns i sodapannan- en stor \u00e5ngpanna. Denna process har tv\u00e5 m\u00e5l:<\/pre>\n<ul>\n<li>\n<pre>Att <strong>generera \u00e5nga<\/strong> f\u00f6r anv\u00e4ndning i bruket genom att f\u00f6rbr\u00e4nna organiskt material<\/pre>\n<\/li>\n<li>\n<pre>Att <strong>\u00e5tervinna kemikalier<\/strong> fr\u00e5n kokningsprocessen<\/pre>\n<\/li>\n<\/ul>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-first\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-2\"><p>Under f\u00f6rbr\u00e4nningen bryts reaktionsprodukterna mellan lignin och kokkemikalier ned s\u00e5 att ytterligare behandling kan omvandla kemikalierna till ny koklut. De oorganiska kemikalierna omvandlas till en sm\u00e4lta och samlas i botten av ugnen. Den inneh\u00e5ller bland annat natriumkarbonat (Na2CO3) och natriumsulfid (Na2SO3). Sm\u00e4ltan str\u00f6mmar ut och l\u00f6ses i sm\u00e4ltl\u00f6saren med\u00a0 s.k. <b>svaglut<\/b>\u00a0 fr\u00e5n vitlutsframst\u00e4llningen. Den v\u00e4tska som man f\u00e5r ut fr\u00e5n sm\u00e4ltl\u00f6saren kallas <b>gr\u00f6nlut.<\/b><b><br \/>\n<\/b><br \/>\n\u00c5ngan som produceras i \u00e5tervinningskedjan \u00e4r ekonomiskt viktig f\u00f6r massabruket. Det ger tillr\u00e4ckligt med v\u00e4rme f\u00f6r att t\u00e4cka behovet i massaprocessen och ofta finns det tillr\u00e4ckligt med \u00e5nga f\u00f6r att producera elektrisk energi i en \u00e5ngturbin. Speciellt i nyare och st\u00f6rre massafabriker \u00e4r elenergin betydelsefull och \u00f6verskottsenergi kan s\u00e4ljas p\u00e5 den \u00f6ppna marknaden. Eftersom utg\u00e5ngsmaterialet (dvs tr\u00e4) \u00e4r f\u00f6rnybart, betraktas detta som &#8221;gr\u00f6n energi&#8221;.<\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-last\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><a class=\"awb-lightbox awb-lightbox-1\" href=\"https:\/\/nafse24.hamlet2.hamrenmedia.se\/wp-content\/uploads\/2018\/05\/Sodapanna.jpg\" data-rel=\"iLightbox\"><img src=\"https:\/\/nafse24.hamlet2.hamrenmedia.se\/wp-content\/uploads\/2018\/05\/Sodapanna.jpg\"><\/a><div class=\"fusion-text fusion-text-3\"><p style=\"text-align: right;\"><em>Tryck f\u00f6r st\u00f6rre bild.<\/em><\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-text fusion-title-size-two\"><h2 class=\"fusion-title-heading title-heading-left\" style=\"margin:0;\">Exempel p\u00e5 NAF-ventiler som anv\u00e4nds i denna process<\/h2><\/div><div class=\"fusion-text fusion-text-4\"><ul>\n<li><b>NAF <\/b><b>Setball<\/b> V-ports kulsektorventil f\u00f6r reglering- svartlutsinsprutning, s.k. lutsprutor, retur av lutar, niv\u00e5reglering p\u00e5 tankar<\/li>\n<li><b>NAF <\/b><b>Duball<\/b><b> DL <\/b>fullopps kulventil- oklarnad gr\u00f6nlut, svartlut, svaglut<\/li>\n<li><b>NAF <\/b><b>Torex<\/b> trippeleccentriskt vridspj\u00e4llsventil- vatten och kondensat till tank<\/li>\n<li><b>NAF <\/b><b>Turnex<\/b> pneumatisk man\u00f6verdon- f\u00f6r all anv\u00e4ndning p\u00e5 NAFs vridande on\/off- och regler-ventiler<\/li>\n<\/ul>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":2048,"parent":535,"menu_order":9,"comment_status":"closed","ping_status":"closed","template":"templates\/undersidor.php","meta":{"footnotes":""},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Sodapanna | NAF Control Valves<\/title>\n<meta name=\"description\" content=\"Den tjocka svartluten fr\u00e5n indunstningen f\u00f6rbr\u00e4nns i en sodapanna - en stor \u00e5ngpanna. 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