{"id":6021,"date":"2016-10-30T14:47:27","date_gmt":"2016-10-30T13:47:27","guid":{"rendered":"http:\/\/dpubma.univ-annaba.dz\/?p=6021"},"modified":"2016-10-31T13:44:32","modified_gmt":"2016-10-31T12:44:32","slug":"6021","status":"publish","type":"post","link":"https:\/\/synthese.univ-annaba.dz\/?p=6021","title":{"rendered":"Etude exp\u00e9rimentale de la performance thermique d\u2019un caloduc assist\u00e9 par gravit\u00e9 utilisant deux fluides de travail : Eau et FC-72"},"content":{"rendered":"<p style=\"text-align: justify;\" align=\"center\"><strong>Num\u00e9ro de la revue<\/strong>:\u00a033<br \/>\n<strong>Auteurs<\/strong>:\u00a0<em>Samah Adjmi\u00a0<\/em><sup>1, 2<\/sup>, Nasreddine Derradji<sup>2<\/sup>, St\u00e9phane Launay<sup>3<\/sup>, Tidjani Bouchami<sup>4<\/sup><\/p>\n<p><em><sup>1 <\/sup><\/em><em>Laboratoire de Physicochimie des Mat\u00e9riaux, Universit\u00e9 Chadli Bendjedid, BP 73, El Tarf, 36000, Alg\u00e9rie.<\/em><\/p>\n<p><em><sup>2<\/sup><\/em><em> D\u00e9partement de Physique, Universit\u00e9 Badji Mokhtar, BP 12, Annaba, 23000, Alg\u00e9rie.<\/em><\/p>\n<p><em><sup>3<\/sup><\/em> <em>Polytech\u2019Marseille, Laboratoire IUSTI, UMR CNRS 6595, Technop\u00f4le de Ch\u00e2teau Gombert, 5 rue Enrico Fermi, 13453 Marseille Cedex 13, France.<\/em><\/p>\n<p><em><sup>4 <\/sup><\/em><em>D\u00e9partement de g\u00e9nie des proc\u00e9d\u00e9s, Universit\u00e9 Badji Mokhtar, BP 12, Annaba 23000, Alg\u00e9rie.<\/em><\/p>\n<p style=\"text-align: right;\"><a href=\"http:\/\/dpubma.univ-annaba.dz\/wp-content\/uploads\/2016\/10\/3-20-16.pdf\"><strong>T\u00e9l\u00e9charger l&rsquo;article<img loading=\"lazy\" decoding=\"async\" class=\" wp-image-709 alignright\" style=\"margin-top: -10px; margin-bottom: -10px;\" src=\"\/wp-content\/uploads\/2014\/04\/p2.jpg\" alt=\"p2\" width=\"37\" height=\"35\" srcset=\"https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2.jpg 113w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-24x24.jpg 24w, https:\/\/synthese.univ-annaba.dz\/wp-content\/uploads\/2014\/04\/p2-48x46.jpg 48w\" sizes=\"auto, (max-width: 37px) 100vw, 37px\" \/><\/strong><\/a><\/p>\n<p style=\"text-align: justify;\"><strong>R\u00e9sum\u00e9\u00a0<\/strong><\/p>\n<p style=\"text-align: justify;\">Dans ce travail, un caloduc assist\u00e9 par gravit\u00e9 est con\u00e7u et construit pour \u00e9tudier la performance d\u2019un thermosiphon de 680mm de longueur totale, dont la longueur de la zone \u00e9vaporateur est de 41mm et celle de la zone condenseur de 190mm. Les param\u00e8tres affectant les caract\u00e9ristiques thermo-hydrauliques sont la puissance d\u2019entr\u00e9e (10 \u00e0 200 W), les fluides de travail \u00e0 savoir l\u2019eau et le FC-72, le taux de remplissage du fluide de travail variant de 7 \u00e0 161 % par rapport au volume de l\u2019\u00e9vaporateur et un rapport d\u2019aspect fixe de 0,06 ( rapport de la longueur d\u2019\u00e9vaporateur sur la longueur totale). Les r\u00e9sultats exp\u00e9rimentaux ont montr\u00e9 que les meilleures performances du thermosiphon sont obtenues pour une puissance de 100 W, avec de l\u2019eau correspondant \u00e0 un coefficient de transfert de chaleur maximum d\u2019environ 3000 W\/m<sup>2<\/sup>.K pour un taux de remplissage \u00e9gal \u00e0 161%, tandis que le coefficient de transfert de chaleur maximal pour le FC-72 ne d\u00e9passe pas 1800 W\/m<sup>2<\/sup>.K quelque soit le taux de remplissage sauf celui de 7 %.<\/p>\n<p style=\"text-align: justify;\"><strong><em>Mots cl\u00e9s<\/em><\/strong><em>\u00a0: Thermosiphon &#8211; Diphasique &#8211; Changement de phase\u00a0&#8211; Taux de remplissage\u00a0&#8211; Coefficient de transfert de chaleur- R\u00e9sistance thermique<\/em><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Num\u00e9ro de la revue:\u00a033 Auteurs:\u00a0Samah Adjmi\u00a01, 2, Nasreddine Derradji2, St\u00e9phane Launay3, Tidjani Bouchami4 1 Laboratoire de Physicochimie des Mat\u00e9riaux, Universit\u00e9 Chadli Bendjedid, BP 73, El Tarf, 36000, Alg\u00e9rie. 2 D\u00e9partement de Physique, Universit\u00e9 Badji Mokhtar, BP 12, Annaba, 23000, Alg\u00e9rie. &hellip; <a href=\"https:\/\/synthese.univ-annaba.dz\/?p=6021\">Lire la suite <span class=\"meta-nav\">&raquo;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,1078],"tags":[1089,1091,1088,1092,1090,1087],"class_list":["post-6021","post","type-post","status-publish","format-standard","hentry","category-synthese-2","category-synthese-n-33","tag-changement-de-phase","tag-coefficient-de-transfert-de-chaleur","tag-diphasique","tag-resistance-thermique","tag-taux-de-remplissage","tag-thermosiphon"],"_links":{"self":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/6021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6021"}],"version-history":[{"count":4,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/6021\/revisions"}],"predecessor-version":[{"id":6023,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=\/wp\/v2\/posts\/6021\/revisions\/6023"}],"wp:attachment":[{"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/synthese.univ-annaba.dz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}