{"id":361,"date":"2020-11-09T19:16:10","date_gmt":"2020-11-09T22:16:10","guid":{"rendered":"https:\/\/gnrambiental.com.br\/noticias\/?p=361"},"modified":"2025-12-15T17:09:30","modified_gmt":"2025-12-15T20:09:30","slug":"laudo-de-fumaca-preta-escala-ringelmann","status":"publish","type":"post","link":"https:\/\/gnrambiental.com.br\/noticias\/laudo-de-fumaca-preta-escala-ringelmann\/","title":{"rendered":"Laudo de Fuma\u00e7a Preta \u2013 Escala Ringelmann (Laudo de Opacidade)"},"content":{"rendered":"<p data-start=\"263\" data-end=\"553\">O <strong data-start=\"265\" data-end=\"290\">Laudo de Fuma\u00e7a Preta<\/strong>, tamb\u00e9m conhecido como <strong data-start=\"314\" data-end=\"336\">Laudo de Opacidade<\/strong>, \u00e9 o documento t\u00e9cnico utilizado para <strong data-start=\"375\" data-end=\"449\">avaliar a emiss\u00e3o de fuma\u00e7a preta proveniente da queima de \u00f3leo diesel<\/strong>, especialmente em <strong data-start=\"468\" data-end=\"492\">fontes estacion\u00e1rias<\/strong> (como grupos geradores) e <strong data-start=\"519\" data-end=\"552\">ve\u00edculos automotores a diesel<\/strong>.<\/p>\n<p data-start=\"555\" data-end=\"883\">A <strong data-start=\"557\" data-end=\"573\">fuma\u00e7a preta<\/strong> \u00e9 resultado de um processo de <strong data-start=\"604\" data-end=\"628\">combust\u00e3o incompleta<\/strong>, ou seja, quando n\u00e3o h\u00e1 quantidade suficiente de oxig\u00eanio (comburente) para que todo o combust\u00edvel seja consumido de forma adequada. Esse tipo de combust\u00e3o gera diversos subprodutos poluentes, respons\u00e1veis por impactos ambientais e riscos \u00e0 sa\u00fade humana.<\/p>\n<p data-start=\"885\" data-end=\"943\">\ud83d\udc49 Conhe\u00e7a a GNR Ambiental:<br data-start=\"912\" data-end=\"915\" \/><a class=\"decorated-link\" href=\"https:\/\/gnrambiental.com.br\/\" target=\"_new\" rel=\"noopener\" data-start=\"915\" data-end=\"943\">https:\/\/gnrambiental.com.br\/<\/a><\/p>\n<hr data-start=\"945\" data-end=\"948\" \/>\n<h2 data-start=\"950\" data-end=\"1007\"><strong data-start=\"953\" data-end=\"1007\">O que \u00e9 a fuma\u00e7a preta e por que ela \u00e9 prejudicial<\/strong><\/h2>\n<p data-start=\"1009\" data-end=\"1243\">Nos combust\u00edveis f\u00f3sseis, como o <strong data-start=\"1042\" data-end=\"1057\">\u00f3leo diesel<\/strong>, predominam cadeias de hidrocarbonetos, al\u00e9m de elementos como <strong data-start=\"1121\" data-end=\"1155\">enxofre, nitrog\u00eanio e oxig\u00eanio<\/strong>. Quando a queima ocorre de forma incompleta, s\u00e3o liberados na atmosfera poluentes como:<\/p>\n<ul data-start=\"1245\" data-end=\"1407\">\n<li data-start=\"1245\" data-end=\"1278\">\n<p data-start=\"1247\" data-end=\"1278\"><strong data-start=\"1247\" data-end=\"1276\">Material Particulado (MP)<\/strong><\/p>\n<\/li>\n<li data-start=\"1279\" data-end=\"1310\">\n<p data-start=\"1281\" data-end=\"1310\"><strong data-start=\"1281\" data-end=\"1308\">\u00d3xidos de Enxofre (SOx)<\/strong><\/p>\n<\/li>\n<li data-start=\"1311\" data-end=\"1345\">\n<p data-start=\"1313\" data-end=\"1345\"><strong data-start=\"1313\" data-end=\"1343\">\u00d3xidos de Nitrog\u00eanio (NOx)<\/strong><\/p>\n<\/li>\n<li data-start=\"1346\" data-end=\"1378\">\n<p data-start=\"1348\" data-end=\"1378\"><strong data-start=\"1348\" data-end=\"1376\">Mon\u00f3xido de Carbono (CO)<\/strong><\/p>\n<\/li>\n<li data-start=\"1379\" data-end=\"1407\">\n<p data-start=\"1381\" data-end=\"1407\"><strong data-start=\"1381\" data-end=\"1405\">Hidrocarbonetos (HC)<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"1409\" data-end=\"1647\">Esses poluentes contribuem para a <strong data-start=\"1443\" data-end=\"1467\">polui\u00e7\u00e3o atmosf\u00e9rica<\/strong>, agravando problemas respirat\u00f3rios, cardiovasculares e aumentando os riscos \u00e0 sa\u00fade p\u00fablica \u2014 especialmente no <strong data-start=\"1579\" data-end=\"1601\">per\u00edodo de inverno<\/strong>, quando a dispers\u00e3o dos poluentes \u00e9 reduzida.<\/p>\n<hr data-start=\"1649\" data-end=\"1652\" \/>\n<h2 data-start=\"1654\" data-end=\"1720\"><strong data-start=\"1657\" data-end=\"1720\">Fiscaliza\u00e7\u00e3o da CETESB e exig\u00eancia do Laudo de Fuma\u00e7a Preta<\/strong><\/h2>\n<p data-start=\"1722\" data-end=\"1914\">No Estado de S\u00e3o Paulo, a <strong data-start=\"1748\" data-end=\"1758\">CETESB<\/strong> atua de forma rigorosa na <strong data-start=\"1785\" data-end=\"1827\">fiscaliza\u00e7\u00e3o das emiss\u00f5es atmosf\u00e9ricas<\/strong>, exigindo que empreendimentos e fontes emissoras comprovem sua <strong data-start=\"1891\" data-end=\"1913\">conformidade legal<\/strong>.<\/p>\n<p data-start=\"1916\" data-end=\"2138\">\ud83d\udccc Essa comprova\u00e7\u00e3o ocorre por meio do <strong data-start=\"1955\" data-end=\"2025\">Laudo de Avalia\u00e7\u00e3o de Emiss\u00e3o de Fuma\u00e7a Preta (Laudo de Opacidade)<\/strong>, elaborado por <strong data-start=\"2041\" data-end=\"2068\">profissional habilitado<\/strong>, utilizando metodologia reconhecida e aceita pelos \u00f3rg\u00e3os ambientais.<\/p>\n<p data-start=\"2140\" data-end=\"2299\">A avalia\u00e7\u00e3o \u00e9 realizada com base na <strong data-start=\"2176\" data-end=\"2200\">Escala de Ringelmann<\/strong>, m\u00e9todo gr\u00e1fico e colorim\u00e9trico utilizado para comparar visualmente a densidade da fuma\u00e7a emitida.<\/p>\n<hr data-start=\"2301\" data-end=\"2304\" \/>\n<h2 data-start=\"2306\" data-end=\"2348\"><strong data-start=\"2309\" data-end=\"2348\">Escala de Ringelmann: como funciona<\/strong><\/h2>\n<p data-start=\"2350\" data-end=\"2488\">A <strong data-start=\"2352\" data-end=\"2376\">Escala de Ringelmann<\/strong> classifica a densidade da fuma\u00e7a preta em padr\u00f5es visuais numerados, correspondendo a percentuais de opacidade.<\/p>\n<p data-start=\"2490\" data-end=\"2556\">De acordo com o <strong data-start=\"2506\" data-end=\"2531\">Decreto n\u00ba 8.468\/1976<\/strong>, no Estado de S\u00e3o Paulo:<\/p>\n<ul data-start=\"2558\" data-end=\"2893\">\n<li data-start=\"2558\" data-end=\"2720\">\n<p data-start=\"2560\" data-end=\"2720\">\ud83d\udd39 <strong data-start=\"2563\" data-end=\"2587\">Fontes estacion\u00e1rias<\/strong><br data-start=\"2587\" data-end=\"2590\" \/>\u274c Proibida emiss\u00e3o de fuma\u00e7a preta com densidade <strong data-start=\"2641\" data-end=\"2659\">superior a 20%<\/strong><br data-start=\"2659\" data-end=\"2662\" \/>\u279c Correspondente ao <strong data-start=\"2684\" data-end=\"2720\">Padr\u00e3o 1 da Escala de Ringelmann<\/strong><\/p>\n<\/li>\n<li data-start=\"2722\" data-end=\"2893\">\n<p data-start=\"2724\" data-end=\"2893\">\ud83d\udd39 <strong data-start=\"2727\" data-end=\"2760\">Ve\u00edculos automotores a diesel<\/strong><br data-start=\"2760\" data-end=\"2763\" \/>\u274c Proibida emiss\u00e3o de fuma\u00e7a preta com densidade <strong data-start=\"2814\" data-end=\"2832\">superior a 40%<\/strong><br data-start=\"2832\" data-end=\"2835\" \/>\u279c Correspondente ao <strong data-start=\"2857\" data-end=\"2893\">Padr\u00e3o 2 da Escala de Ringelmann<\/strong><\/p>\n<\/li>\n<\/ul>\n<p data-start=\"2895\" data-end=\"2989\">\ud83d\udccc O descumprimento desses limites pode gerar <strong data-start=\"2941\" data-end=\"2988\">autua\u00e7\u00f5es, multas e restri\u00e7\u00f5es operacionais<\/strong>.<\/p>\n<hr data-start=\"2991\" data-end=\"2994\" \/>\n<h2 data-start=\"2996\" data-end=\"3039\"><strong data-start=\"2999\" data-end=\"3039\">Import\u00e2ncia da manuten\u00e7\u00e3o preventiva<\/strong><\/h2>\n<p data-start=\"3041\" data-end=\"3186\">Para manter as emiss\u00f5es dentro dos limites legais, \u00e9 indispens\u00e1vel que os equipamentos e ve\u00edculos passem por <strong data-start=\"3150\" data-end=\"3174\">manuten\u00e7\u00e3o peri\u00f3dica<\/strong>, incluindo:<\/p>\n<ul data-start=\"3188\" data-end=\"3337\">\n<li data-start=\"3188\" data-end=\"3220\">\n<p data-start=\"3190\" data-end=\"3220\">Ajuste do sistema de inje\u00e7\u00e3o<\/p>\n<\/li>\n<li data-start=\"3221\" data-end=\"3265\">\n<p data-start=\"3223\" data-end=\"3265\">Verifica\u00e7\u00e3o de filtros e bicos injetores<\/p>\n<\/li>\n<li data-start=\"3266\" data-end=\"3304\">\n<p data-start=\"3268\" data-end=\"3304\">Qualidade do combust\u00edvel utilizado<\/p>\n<\/li>\n<li data-start=\"3305\" data-end=\"3337\">\n<p data-start=\"3307\" data-end=\"3337\">Condi\u00e7\u00f5es gerais de opera\u00e7\u00e3o<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"3339\" data-end=\"3444\">A aus\u00eancia de manuten\u00e7\u00e3o \u00e9 uma das principais causas de <strong data-start=\"3395\" data-end=\"3443\">n\u00e3o conformidade em fiscaliza\u00e7\u00f5es ambientais<\/strong>.<\/p>\n<hr data-start=\"3446\" data-end=\"3449\" \/>\n<h2 data-start=\"3451\" data-end=\"3514\"><strong data-start=\"3454\" data-end=\"3514\">Normas e legisla\u00e7\u00f5es aplic\u00e1veis ao Laudo de Fuma\u00e7a Preta<\/strong><\/h2>\n<p data-start=\"3516\" data-end=\"3626\">O <strong data-start=\"3518\" data-end=\"3563\">Laudo de Fuma\u00e7a Preta \u2013 Escala Ringelmann<\/strong> est\u00e1 fundamentado nas seguintes legisla\u00e7\u00f5es e normas t\u00e9cnicas:<\/p>\n<ul data-start=\"3628\" data-end=\"3901\">\n<li data-start=\"3628\" data-end=\"3691\">\n<p data-start=\"3630\" data-end=\"3691\"><strong data-start=\"3630\" data-end=\"3649\">Lei n\u00ba 997\/1976<\/strong> \u2013 Controle da Polui\u00e7\u00e3o do Meio Ambiente<\/p>\n<\/li>\n<li data-start=\"3692\" data-end=\"3753\">\n<p data-start=\"3694\" data-end=\"3753\"><strong data-start=\"3694\" data-end=\"3719\">Decreto n\u00ba 8.468\/1976<\/strong> \u2013 Regulamenta a Lei n\u00ba 997\/1976<\/p>\n<\/li>\n<li data-start=\"3754\" data-end=\"3787\">\n<p data-start=\"3756\" data-end=\"3787\"><strong data-start=\"3756\" data-end=\"3785\">Portaria IBAMA n\u00ba 85\/1996<\/strong><\/p>\n<\/li>\n<li data-start=\"3788\" data-end=\"3823\">\n<p data-start=\"3790\" data-end=\"3823\"><strong data-start=\"3790\" data-end=\"3821\">Resolu\u00e7\u00e3o CONAMA n\u00ba 07\/1993<\/strong><\/p>\n<\/li>\n<li data-start=\"3824\" data-end=\"3901\">\n<p data-start=\"3826\" data-end=\"3901\"><strong data-start=\"3826\" data-end=\"3849\">ABNT NBR 6.016:2015<\/strong> \u2013 Avalia\u00e7\u00e3o de fuma\u00e7a preta por compara\u00e7\u00e3o visual<\/p>\n<\/li>\n<\/ul>\n<hr data-start=\"3903\" data-end=\"3906\" \/>\n<h2 data-start=\"3908\" data-end=\"3956\"><strong data-start=\"3911\" data-end=\"3956\">Laudo de Fuma\u00e7a Preta com a GNR Ambiental<\/strong><\/h2>\n<p data-start=\"3958\" data-end=\"4126\">A <strong data-start=\"3960\" data-end=\"3977\">GNR Ambiental<\/strong> realiza o <strong data-start=\"3988\" data-end=\"4034\">Laudo de Fuma\u00e7a Preta (Laudo de Opacidade)<\/strong> de forma t\u00e9cnica, segura e em conformidade com as exig\u00eancias da <strong data-start=\"4099\" data-end=\"4109\">CETESB<\/strong>, IBAMA e CONAMA.<\/p>\n<p data-start=\"4128\" data-end=\"4319\">\u2714 Avalia\u00e7\u00e3o conforme <strong data-start=\"4149\" data-end=\"4173\">Escala de Ringelmann<\/strong><br data-start=\"4173\" data-end=\"4176\" \/>\u2714 Profissionais qualificados<br data-start=\"4204\" data-end=\"4207\" \/>\u2714 Relat\u00f3rio t\u00e9cnico completo<br data-start=\"4235\" data-end=\"4238\" \/>\u2714 Atendimento a fiscaliza\u00e7\u00f5es e licenciamento<br data-start=\"4283\" data-end=\"4286\" \/>\u2714 Suporte t\u00e9cnico especializado<\/p>\n<p data-start=\"4321\" data-end=\"4407\">\ud83d\udd17 Conhe\u00e7a outros servi\u00e7os ambientais da GNR Ambiental:<br data-start=\"4376\" data-end=\"4379\" \/><a class=\"decorated-link\" href=\"https:\/\/gnrambiental.com.br\/\" target=\"_new\" rel=\"noopener\" data-start=\"4379\" data-end=\"4407\">https:\/\/gnrambiental.com.br\/<\/a><\/p>\n<hr data-start=\"4409\" data-end=\"4412\" \/>\n<h2 data-start=\"4414\" data-end=\"4445\"><strong data-start=\"4417\" data-end=\"4445\">Fale com a GNR Ambiental<\/strong><\/h2>\n<p data-start=\"4447\" data-end=\"4540\">\ud83d\udcde (11) 2374-1201<br data-start=\"4464\" data-end=\"4467\" \/>\ud83d\udcf1 (11) 97285-9101<br data-start=\"4485\" data-end=\"4488\" \/>\ud83d\udcf1 (11) 95277-2125<br data-start=\"4506\" data-end=\"4509\" \/>\ud83c\udf10 <a class=\"decorated-link\" href=\"https:\/\/gnrambiental.com.br\/\" target=\"_new\" rel=\"noopener\" data-start=\"4512\" data-end=\"4540\">https:\/\/gnrambiental.com.br\/<\/a><\/p>\n<p data-start=\"4542\" data-end=\"4623\"><strong data-start=\"4542\" data-end=\"4623\">GNR Ambiental \u2013 Laudos ambientais com credibilidade t\u00e9cnica e respaldo legal.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>O Laudo de Fuma\u00e7a Preta, tamb\u00e9m conhecido como Laudo de Opacidade, \u00e9 o documento t\u00e9cnico utilizado para avaliar a emiss\u00e3o de fuma\u00e7a preta proveniente da queima de \u00f3leo diesel, especialmente em fontes estacion\u00e1rias (como grupos geradores) e ve\u00edculos automotores a diesel. A fuma\u00e7a preta \u00e9 resultado de um processo de combust\u00e3o incompleta, ou seja, quando [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":362,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","_joinchat":[],"footnotes":""},"categories":[6,3],"tags":[16,76,79,59,82],"class_list":["post-361","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-consultoria","category-meio-ambiente","tag-consultoria-ambiental","tag-engenharia-ambiental","tag-fumaca-preta","tag-gnr","tag-laudo-de-opacidade"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Laudo de Fuma\u00e7a Preta \u2013 Escala Ringelmann (Laudo de Opacidade) - GNR Ambiental<\/title>\n<meta name=\"description\" content=\"Saiba Como Funciona um Laudo de Fuma\u00e7a Preta. ela \u00e9 proveniente de uma rea\u00e7\u00e3o de combust\u00e3o incompleta, ou seja, uma rea\u00e7\u00e3o a qual n\u00e3o possui comburente suficiente para consumir todo o combust\u00edvel da rea\u00e7\u00e3o, gerando diversos subprodutos.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gnrambiental.com.br\/noticias\/laudo-de-fumaca-preta-escala-ringelmann\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Laudo de Fuma\u00e7a Preta \u2013 Escala Ringelmann (Laudo de Opacidade) - 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