{"id":93233,"date":"2023-03-10T16:17:42","date_gmt":"2023-03-10T14:17:42","guid":{"rendered":"https:\/\/obera.fr\/conseils\/comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite\/"},"modified":"2025-05-05T14:22:43","modified_gmt":"2025-05-05T12:22:43","slug":"comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite","status":"publish","type":"post","link":"https:\/\/obera.fr\/tr\/bizim-tavsiyemiz\/comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite\/","title":{"rendered":"Patlay\u0131c\u0131 menzillerini nas\u0131l \u00f6l\u00e7\u00fcyorsunuz?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Patlama aral\u0131\u011f\u0131n\u0131n genli\u011fini nas\u0131l de\u011ferlendiriyorsunuz?<\/h2>\n\n<p><strong>Alt Patlay\u0131c\u0131 Limit (LEL)<\/strong> ve <strong>\u00dcst Patlay\u0131c\u0131 Limit (UEL<\/strong> ) patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n d\u0131\u015f s\u0131n\u0131rlar\u0131d\u0131r. Patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n kapsam\u0131n\u0131 ifade ederler: UEL &#8211; UEL. <\/p>\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite.png\" alt=\"patlayicilik ve patlayabi&#x307;li&#x307;rli&#x307;k\" class=\"wp-image-19295\" width=\"975\" height=\"150\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite.png 1300w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-300x46.png 300w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-1024x158.png 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-768x118.png 768w\" sizes=\"(max-width: 975px) 100vw, 975px\" \/><\/figure>\n\n<p>&#8216;de <strong>patlama yok<\/strong>:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Alt Patlay\u0131c\u0131 Limit<\/strong><strong>(<\/strong> <strong>LEL<\/strong> ) ve bu limitin alt\u0131ndaki t\u00fcm konsantrasyonlar. Yak\u0131t <strong><em>alt <u>patlay\u0131c\u0131<\/u> aral\u0131\u011f\u0131<\/em><\/strong>. <\/li>\n<\/ul>\n\n<p><strong>Atmosferde \u00e7ok az yak\u0131t var<\/strong>. Yanmal\u0131 motor t\u0131kan\u0131r. Ba\u015fka bir deyi\u015fle: yan\u0131c\u0131 \u00fcr\u00fcn miktar\u0131, bir ate\u015fleme kayna\u011f\u0131 arac\u0131l\u0131\u011f\u0131yla gaz kar\u0131\u015f\u0131m\u0131n\u0131n yanmas\u0131n\u0131 tetiklemek i\u00e7in yetersizdir.  <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00dcst Patlama S\u0131n\u0131r\u0131 <\/strong><strong>(<\/strong> <strong>UEL <\/strong>) ve bu s\u0131n\u0131r\u0131n \u00fczerindeki t\u00fcm konsantrasyonlar: <strong><em>\u00fcst <u>patlayici<\/u> arali\u011fi<\/em><\/strong>.<\/li>\n<\/ul>\n\n<p>Atmosfer yak\u0131t a\u00e7\u0131s\u0131ndan \u00e7ok zengin. Yanma motoru bo\u011fulur. Yani yan\u0131c\u0131 \u00fcr\u00fcn miktar\u0131, gaz kar\u0131\u015f\u0131m\u0131n\u0131n yanmas\u0131n\u0131 ba\u015flatmak i\u00e7in oksijen miktar\u0131na g\u00f6re \u00e7ok fazlad\u0131r.  <\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>LEL <\/strong>ve <strong>UEL:<\/strong> s\u0131ras\u0131yla <strong>patlay\u0131c\u0131 aral\u0131\u011f\u0131n<\/strong> alt d\u0131\u015f s\u0131n\u0131r\u0131n\u0131 ve \u00fcst d\u0131\u015f s\u0131n\u0131r\u0131n\u0131 olu\u015fturan yan\u0131c\u0131 \u00fcr\u00fcn\u00fcn <strong>patlay\u0131c\u0131<\/strong> <strong>olmayan<\/strong> konsantrasyonlar\u0131.<\/p>\n<cite><strong>LEL &lt; Patlay\u0131c\u0131 Konsantrasyonu &lt; LSE<\/strong><\/cite><\/blockquote>\n\n<h2 class=\"wp-block-heading\">ATEX&#8217;te patlay\u0131c\u0131 madde miktar\u0131 nas\u0131l \u00f6l\u00e7\u00fcl\u00fcr?<\/h2>\n\n<p>Her \u015feyden \u00f6nce, maddenin fiziksel durumu \u00f6l\u00e7\u00fcm birimini belirler. \u0130kinci olarak, konsantrasyon de\u011ferleri laboratuvarda standart ko\u015fullar alt\u0131nda, yani 25\u00b0C s\u0131cakl\u0131kta ve 1 bar atmosferik bas\u0131n\u00e7ta \u00f6l\u00e7\u00fcl\u00fcr. <\/p>\n\n<ul class=\"wp-block-list\">\n<li>Yan\u0131c\u0131 <strong>gazlar ve buharlar<\/strong> i\u00e7in: konsantrasyon, ATEX hacmindeki yan\u0131c\u0131 \u00fcr\u00fcn hacminin y\u00fczdesi olarak ifade edilir (%).<\/li>\n<\/ul>\n\n<p>\u00d6rnek: hidrojen. LEL: %4. UEL: %75.  <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Yan\u0131c\u0131 tozlar<\/strong> i\u00e7in: konsantrasyon, ATEX hacmindeki <strong>yan\u0131c\u0131<\/strong> \u00fcr\u00fcn\u00fcn k\u00fctlesi olarak ifade edilir <sup>(g\/m3<\/sup>).  <\/li>\n<\/ul>\n\n<p>Bunun yerine, Minimum Patlay\u0131c\u0131 Konsantrasyonu olarak bilinen patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n alt s\u0131n\u0131r\u0131 \u00f6l\u00e7\u00fcl\u00fcr.<\/p>\n\n<p>\u00d6rnek \u015feker tozu: LEL = CME: <sup>25g\/m3<\/sup>.<\/p>\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-2.png\" alt=\"patlayicilik ve patlayabi&#x307;li&#x307;rli&#x307;k 2\" class=\"wp-image-19298\" width=\"975\" height=\"150\" srcset=\"https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-2.png 1300w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-2-300x46.png 300w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-2-1024x158.png 1024w, https:\/\/obera.fr\/wp-content\/uploads\/2023\/03\/domaines-explosivite-et-explosibilite-2-768x118.png 768w\" sizes=\"(max-width: 975px) 100vw, 975px\" \/><\/figure>\n\n<p>Patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n belirli bir de\u011feri olan <strong>stokiyometrik konsantrasyon<\/strong> (<sub>Cst<\/sub>), iki reaktant\u0131n tamamen yanmas\u0131na izin veren oksidan\u0131n (oksijen) optimum konsantrasyonudur. Bu konsantrasyonda, ATEX en patlay\u0131c\u0131 halindedir. <\/p>\n\n<h2 class=\"wp-block-heading\">Patlay\u0131c\u0131 aral\u0131\u011f\u0131 ve oksijen konsantrasyonu<\/h2>\n\n<p><strong> ATEX olu\u015fumu <\/strong>, <strong>yak\u0131t ve oksidan\u0131n (oksijen) ilgili konsantrasyonlar\u0131n\u0131n <\/strong> uygun bir kombinasyonu ile belirlenir. Bununla birlikte, <a href=\"https:\/\/obera.fr\/tr\/bizim-tavsiyemiz\/mon-produit-peut-il-etre-responsable-dune-explosion-atex\/\">ATEX riskini belirlerken<\/a>, i\u015fveren yak\u0131t konsantrasyonuna \u00f6ncelik verir. Bunun nedeni, patlay\u0131c\u0131 aral\u0131\u011fa ula\u015fman\u0131n genellikle \u00e7al\u0131\u015fma ko\u015fullar\u0131na ba\u011fl\u0131 olmas\u0131d\u0131r. Bu anlamda oksijen konsantrasyonundan ziyade ATEX olu\u015fum riskinin belirtisidir. Bunun nedeni, operasyonel s\u00fcre\u00e7lerin \u00e7o\u011funun oksijenin %21&#8217;lik sabit bir konsantrasyonda oksidan oldu\u011fu bir<strong> ortam atmosferinde<\/strong> ger\u00e7ekle\u015fmesidir.    <\/p>\n\n<p>Bununla birlikte,<strong> oksijen konsantrasyonunun kesin<\/strong> olarak bilinmesi baz\u0131 end\u00fcstriyel durumlarda yararl\u0131d\u0131r. \u00d6rne\u011fin, bir operasyonda birka\u00e7 oksitleyici solvent kullan\u0131ld\u0131\u011f\u0131nda, buharlar yayar ve havaya kar\u0131\u015f\u0131r. Ya da bir proseste \u00e7ok az oksijen alan veya hi\u00e7 almayan ekipmanlarda<strong> y\u00fcksek konsantrasyonlarda patlay\u0131c\u0131 madde<\/strong> kullan\u0131ld\u0131\u011f\u0131nda.  <\/p>\n\n<h2 class=\"wp-block-heading\">End\u00fcstriyel durumlarda patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n genli\u011findeki de\u011fi\u015fiklikler<\/h2>\n\n<p><strong>Patlay\u0131c\u0131 aral\u0131\u011f\u0131 <\/strong>standart s\u0131cakl\u0131k ve bas\u0131n\u00e7 ko\u015fullar\u0131 alt\u0131nda \u00f6l\u00e7\u00fcl\u00fcr, \u00e7\u00fcnk\u00fc bu parametreler de\u011fi\u015fmesine neden olur. Bu laboratuvar ko\u015fullar\u0131 nadiren operasyonel ko\u015fullara kar\u015f\u0131l\u0131k gelir.<strong> S\u0131cakl\u0131k y\u00fckseldi\u011finde patlay\u0131c\u0131 aral\u0131\u011f\u0131 geni\u015fler<\/strong>. Dolay\u0131s\u0131yla, operasyonlar standart s\u0131cakl\u0131ktan daha <strong>y\u00fcksek s\u0131cakl\u0131klarda<\/strong> ger\u00e7ekle\u015ftirilirse risk artar. Benzer \u015fekilde, bas\u0131n\u00e7 atmosferik bas\u0131nc\u0131n alt\u0131na d\u00fc\u015ft\u00fc\u011f\u00fcnde, patlay\u0131c\u0131 aral\u0131\u011f\u0131 yok olana kadar daral\u0131r. Baz\u0131 vakum i\u015flemleri patlama riskini \u00f6nlemek i\u00e7in bu \u00f6zelli\u011fi kullan\u0131r. <strong>Patlama aral <\/strong>\u0131\u011f\u0131n\u0131 etkileyen di\u011fer fakt\u00f6rler: maddenin gran\u00fclometrisi (tozlar i\u00e7in), nem, vb.      <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Patlay\u0131c\u0131 aral\u0131\u011f\u0131n\u0131n genli\u011fi ve geli\u015fimi, patlay\u0131c\u0131 madde miktar\u0131 ve patlay\u0131c\u0131 aral\u0131\u011f\u0131 ile end\u00fcstrideki oksijen konsantrasyonu aras\u0131ndaki ba\u011flant\u0131 gibi farkl\u0131 parametreleri dikkate alarak patlay\u0131c\u0131 ve patlay\u0131c\u0131 aral\u0131klar\u0131n\u0131n nas\u0131l \u00f6l\u00e7\u00fclece\u011fini \u00f6\u011frenin.<\/p>\n","protected":false},"author":4,"featured_media":93218,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Patlay\u0131c\u0131 menzillerini nas\u0131l \u00f6l\u00e7\u00fcyorsunuz?","_seopress_titles_desc":"Bu makalede, end\u00fcstrideki ATEX b\u00f6lgelerinde patlay\u0131c\u0131 ve parlay\u0131c\u0131 ortamlar\u0131n \u00f6l\u00e7\u00fclmesinde kullan\u0131lan farkl\u0131 parametreler hakk\u0131nda daha fazla bilgi edinin.","_seopress_robots_index":"","footnotes":""},"categories":[299],"tags":[306],"class_list":["post-93233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bizim-tavsiyemiz","tag-entete-small-tr","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50","no-featured-image-padding","resize-featured-image"],"acf":[],"_links":{"self":[{"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/posts\/93233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/comments?post=93233"}],"version-history":[{"count":1,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/posts\/93233\/revisions"}],"predecessor-version":[{"id":93242,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/posts\/93233\/revisions\/93242"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/media\/93218"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/media?parent=93233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/categories?post=93233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/tr\/wp-json\/wp\/v2\/tags?post=93233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}