{"id":93313,"date":"2023-03-10T16:17:42","date_gmt":"2023-03-10T14:17:42","guid":{"rendered":"https:\/\/obera.fr\/nase-rada\/comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite\/"},"modified":"2025-05-05T14:24:28","modified_gmt":"2025-05-05T12:24:28","slug":"comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite","status":"publish","type":"post","link":"https:\/\/obera.fr\/sq\/keshilla-jone-sq\/comment-mesurer-les-domaines-dexplosibilite-et-dexplosivite\/","title":{"rendered":"Si t\u00eb matet shp\u00ebrthyesshm\u00ebria dhe diapazoni i shp\u00ebrthyes\u00ebsis\u00eb?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Si t\u00eb vler\u00ebsohet amplituda e domenit shp\u00ebrthyes?<\/h2>\n\n<p><strong>Kufiri i Posht\u00ebm i Shp\u00ebrthimit (LEL)<\/strong> dhe <strong>Kufiri i Sip\u00ebrm i Shp\u00ebrthimit (UEL)<\/strong> sh\u00ebrbejn\u00eb si kufij t\u00eb jasht\u00ebm t\u00eb diapazonit shp\u00ebrthyes. Ato shprehin shtrirjen e domenit shp\u00ebrthyes: LSE \u2013 LIE. <\/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=\"fushat e shp&#xEB;rthyeshm&#xEB;ris&#xEB; dhe shp&#xEB;rthyeshm&#xEB;ris&#xEB;\" 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><strong>Nuk ka shp\u00ebrthim<\/strong> n\u00eb:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Kufiri i Posht\u00ebm i Shp\u00ebrthimit<\/strong> ( <strong>KPL<\/strong> ) dhe t\u00eb gjitha p\u00ebrqendrimet n\u00ebn k\u00ebt\u00eb kufi. Karburanti \u00ebsht\u00eb n\u00eb <strong><em>diapazonin e ul\u00ebt <u>shp\u00ebrthyes<\/u><\/em><\/strong> . <\/li>\n<\/ul>\n\n<p><strong>Atmosfera \u00ebsht\u00eb shum\u00eb e varf\u00ebr me karburant<\/strong> . Motori me djegie t\u00eb brendshme mbytet. Me fjal\u00eb t\u00eb tjera: sasia e produktit t\u00eb djegsh\u00ebm nuk do t\u00eb jet\u00eb e mjaftueshme p\u00ebr t\u00eb shkaktuar djegien e p\u00ebrzierjes s\u00eb gazit n\u00ebp\u00ebrmjet nj\u00eb burimi ndezjeje.  <\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Kufiri i Sip\u00ebrm i Shp\u00ebrthimit<\/strong> ( <strong>KSSH<\/strong> ) dhe t\u00eb gjitha p\u00ebrqendrimet mbi k\u00ebt\u00eb kufi: <strong><em>diapazoni i sip\u00ebrm <u>i shp\u00ebrthyesit<\/u><\/em><\/strong> .<\/li>\n<\/ul>\n\n<p>Atmosfera \u00ebsht\u00eb shum\u00eb e pasur me karburant. Motori me djegie t\u00eb brendshme p\u00ebrmbytet. Prandaj, sasia e produktit t\u00eb djegsh\u00ebm \u00ebsht\u00eb shum\u00eb e madhe n\u00eb krahasim me sasin\u00eb e oksigjenit p\u00ebr t\u00eb filluar djegien e p\u00ebrzierjes s\u00eb gazit.  <\/p>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>LEL<\/strong> dhe <strong>UEL:<\/strong> p\u00ebrqendrime <strong>jo-shp\u00ebrthyese<\/strong> t\u00eb produktit t\u00eb ndezsh\u00ebm q\u00eb p\u00ebrb\u00ebjn\u00eb p\u00ebrkat\u00ebsisht limitin e posht\u00ebm t\u00eb jasht\u00ebm dhe limitin e sip\u00ebrm t\u00eb jasht\u00ebm t\u00eb <strong>diapazonit shp\u00ebrthyes<\/strong> .<\/p>\n<cite><strong>T\u00cb LIDHURA&lt; P\u00ebrqendrimi shp\u00ebrthyes&lt; LSE<\/strong><\/cite><\/blockquote>\n\n<h2 class=\"wp-block-heading\">Si matet sasia e substanc\u00ebs shp\u00ebrthyese n\u00eb ATEX?<\/h2>\n\n<p>Para s\u00eb gjithash, gjendjet fizike t\u00eb materies p\u00ebrcaktojn\u00eb nj\u00ebsin\u00eb e matjes. Pastaj vlerat e p\u00ebrqendrimit maten n\u00eb laborator n\u00eb kushte t\u00eb standardizuara; qoft\u00eb n\u00eb nj\u00eb temperatur\u00eb prej 25\u00b0, dhe n\u00ebn presion atmosferik prej 1 bar. <\/p>\n\n<ul class=\"wp-block-list\">\n<li>P\u00ebr <strong>gazrat dhe avujt e ndezsh\u00ebm<\/strong> : p\u00ebrqendrimi shprehet si p\u00ebrqindje e v\u00ebllimit t\u00eb produktit t\u00eb djegsh\u00ebm n\u00eb v\u00ebllimin e ATEX (%).<\/li>\n<\/ul>\n\n<p>Shembull: hidrogjeni. G\u00cbNJESHTRA: 4%. LSE: 75%.  <\/p>\n\n<ul class=\"wp-block-list\">\n<li>P\u00ebr <strong>pluhurin e djegsh\u00ebm<\/strong> : p\u00ebrqendrimi shprehet si mas\u00eb e produktit t\u00eb djegsh\u00ebm n\u00eb v\u00ebllimin e ATEX (g\/ <sup>m3<\/sup> ).  <\/li>\n<\/ul>\n\n<p>P\u00ebrkundrazi, matet kufiri i posht\u00ebm i diapazonit shp\u00ebrthyes, i quajtur P\u00ebrqendrimi Minimal i Shp\u00ebrthimit.<\/p>\n\n<p>Shembull pluhuri sheqeri: LEL = CME: 25g\/ <sup>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=\"fushat e shp&#xEB;rthyeshm&#xEB;ris&#xEB; dhe shp&#xEB;rthyeshm&#xEB;ris&#xEB; 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>Nj\u00eb vler\u00eb e ve\u00e7ant\u00eb e diapazonit shp\u00ebrthyes, <strong>p\u00ebrqendrimi stekiometrik<\/strong> (C <sub>st<\/sub> ), \u00ebsht\u00eb p\u00ebrqendrimi i tij optimal, n\u00eb krahasim me at\u00eb t\u00eb oksiduesit (oksigjenit), duke lejuar djegien totale t\u00eb dy reagent\u00ebve. N\u00eb k\u00ebt\u00eb p\u00ebrqendrim, shp\u00ebrthyesshm\u00ebria e ATEX \u00ebsht\u00eb maksimale. <\/p>\n\n<h2 class=\"wp-block-heading\">Diapazoni shp\u00ebrthyes dhe p\u00ebrqendrimi i oksigjenit<\/h2>\n\n<p><strong>Formimi i ATEX<\/strong> p\u00ebrcaktohet nga nj\u00eb kombinim i p\u00ebrshtatsh\u00ebm i <strong>p\u00ebrqendrimeve p\u00ebrkat\u00ebse t\u00eb karburantit dhe oksiduesit<\/strong> (oksigjenit). Megjithat\u00eb, pun\u00ebdh\u00ebn\u00ebsi i referohet kryesisht p\u00ebrqendrimit t\u00eb karburantit p\u00ebr <a href=\"https:\/\/obera.fr\/sq\/keshilla-jone-sq\/mon-produit-peut-il-etre-responsable-dune-explosion-atex\/\">t\u00eb identifikuar rrezikun ATEX<\/a> . Sepse arritja e diapazonit shp\u00ebrthyes n\u00eb p\u00ebrgjith\u00ebsi varet nga kushtet e operimit. N\u00eb k\u00ebt\u00eb kuptim, \u00ebsht\u00eb m\u00eb simptomatike e rrezikut t\u00eb formimit t\u00eb ATEX sesa p\u00ebrqendrimi i oksigjenit. Sepse shumica e proceseve operative zhvillohen n\u00eb <strong>atmosfer\u00eb ambienti<\/strong> ku oksigjeni \u00ebsht\u00eb oksiduesi me p\u00ebrqendrim konstant prej 21%.    <\/p>\n\n<p>Megjithat\u00eb, <strong>njohja e sakt\u00eb e p\u00ebrqendrimit t\u00eb oksigjenit<\/strong> \u00ebsht\u00eb e dobishme n\u00eb situata t\u00eb caktuara industriale. P\u00ebr shembull, kur n\u00eb nj\u00eb operacion p\u00ebrdoren disa tret\u00ebs oksidues t\u00eb cil\u00ebt l\u00ebshojn\u00eb avuj dhe p\u00ebrzihen me ajrin. Ose kur nj\u00eb proces p\u00ebrdor <strong>p\u00ebrqendrime t\u00eb larta t\u00eb substancave shp\u00ebrthyese<\/strong> n\u00eb pajisje q\u00eb m\u00eb pas lejojn\u00eb shum\u00eb pak ose aspak oksigjen.  <\/p>\n\n<h2 class=\"wp-block-heading\">Ndryshimet n\u00eb amplitud\u00ebn e diapazonit shp\u00ebrthyes n\u00eb situata industriale<\/h2>\n\n<p><strong>Diapazoni shp\u00ebrthyes<\/strong> matet n\u00eb kushte standarde t\u00eb temperatur\u00ebs dhe presionit, sepse k\u00ebto parametra shkaktojn\u00eb ndryshimin e tij. K\u00ebto kushte laboratorike rrall\u00eb korrespondojn\u00eb me kushtet operative. Nd\u00ebrsa <strong>temperatura rritet, diapazoni i shp\u00ebrthimit zgjerohet<\/strong> . Prandaj, rreziku rritet n\u00ebse operacionet kryhen n\u00eb <strong>temperatura m\u00eb t\u00eb larta<\/strong> se temperatura standarde. Po k\u00ebshtu, kur presioni bie n\u00ebn presionin atmosferik, diapazoni i shp\u00ebrthimit zvog\u00eblohet derisa t\u00eb zhduket. Disa operacione me vakum e p\u00ebrdorin k\u00ebt\u00eb veti p\u00ebr t\u00eb parandaluar rrezikun e shp\u00ebrthimit. Faktor\u00eb t\u00eb tjer\u00eb ndikojn\u00eb n\u00eb <strong>gam\u00ebn shp\u00ebrthyese<\/strong> : madh\u00ebsia e grimcave t\u00eb substanc\u00ebs (p\u00ebr pluhurin), lag\u00ebshtia, etj.      <\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00ebsoni si t\u00eb matni diapazonin e shp\u00ebrthimit dhe t\u00eb shp\u00ebrthyeshm\u00ebris\u00eb duke marr\u00eb parasysh parametra t\u00eb ndrysh\u00ebm si\u00e7 jan\u00eb amplituda e diapazonit shp\u00ebrthyes dhe evolucioni i tij, sasia e substanc\u00ebs shp\u00ebrthyese, si dhe lidhja midis diapazonit shp\u00ebrthyes dhe p\u00ebrqendrimit t\u00eb oksigjenit n\u00eb industri.<\/p>\n","protected":false},"author":4,"featured_media":93198,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Si t\u00eb matet shp\u00ebrthyesshm\u00ebria dhe diapazoni i shp\u00ebrthyes\u00ebsis\u00eb?","_seopress_titles_desc":"N\u00eb k\u00ebt\u00eb artikull, zbuloni parametrat e ndrysh\u00ebm kur matni diapazonin e eksploziv\u00ebve dhe t\u00eb shp\u00ebrthyeshm\u00ebris\u00eb n\u00eb zonat ATEX n\u00eb industri.","_seopress_robots_index":"","footnotes":""},"categories":[312],"tags":[116],"class_list":["post-93313","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-keshilla-jone-sq","tag-koka-e-vogel","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\/sq\/wp-json\/wp\/v2\/posts\/93313","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/comments?post=93313"}],"version-history":[{"count":1,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/posts\/93313\/revisions"}],"predecessor-version":[{"id":93317,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/posts\/93313\/revisions\/93317"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/media\/93198"}],"wp:attachment":[{"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/media?parent=93313"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/categories?post=93313"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/obera.fr\/sq\/wp-json\/wp\/v2\/tags?post=93313"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}