{"id":5453,"date":"2025-06-21T13:49:49","date_gmt":"2025-06-21T11:49:49","guid":{"rendered":"https:\/\/www.blue-bears.com\/blog\/?p=5453"},"modified":"2025-06-21T14:59:00","modified_gmt":"2025-06-21T12:59:00","slug":"respirer-sous-leau-electrolyse-hydrogene-oxygene","status":"publish","type":"post","link":"http:\/\/www.blue-bears.com\/blog\/?p=5453","title":{"rendered":"Respirer sous l&rsquo;eau, \u00e9lectrolyse, Hydrog\u00e8ne, Oxyg\u00e8ne. (FBI : Fausse Bonne Id\u00e9e)"},"content":{"rendered":"<ul>\n<li>Question : possibilit\u00e9 de respirer sous l&rsquo;eau avec de l&rsquo;oxyg\u00e8ne produit in-situ par \u00e9lectrolyse ?<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul>\n<li>Respirer un m\u00e9lange de H2 et d&rsquo;O2 semble possible &#8230; mais dangereux compte tenu de la forte explosivit\u00e9 du m\u00e9lange.<\/li>\n<li>Inspiration : 66% H2 + 33% O2\u00a0 =&gt; Air ambiant : 78% azote + 21% oxyg\u00e8ne<\/li>\n<li>CO2 : seuil toxicit\u00e9 8% (ind\u00e9pendamment du taux d&rsquo;O2)<\/li>\n<li>Soit au seuil de toxicit\u00e9 : 8% CO2 + 62% H2 + 30% O2<\/li>\n<li>Une Inspiration : Volume Poumon : 5l dont 1.5l non-expir\u00e9 =&gt; 3.5l<\/li>\n<li>Expiration : CO2 + H2<\/li>\n<li>Consommation O2 :\n<ul>\n<li>https:\/\/www.larousse.fr\/encyclopedie\/medical\/consommation_doxyg%C3%A8ne\/12155<\/li>\n<li>Max O2 sang : On l&rsquo;\u00e9value \u00e0 35-45 ml\/kg\/min chez l&rsquo;homme s\u00e9dentaire, \u00e0 30-40 ml\/kg\/min chez la femme s\u00e9dentaire ; \u00e0 50-60 ml\/kg\/min chez un jeune homme adulte bien entra\u00een\u00e9, \u00e0 45-55 ml\/kg\/min chez une jeune femme bien entra\u00een\u00e9e.<\/li>\n<li>=&gt; 40 ml\/m\/kg * 85kg = 3 400ml\/minute<\/li>\n<\/ul>\n<\/li>\n<li>Production O2 :\n<ul>\n<li>https:\/\/fr.aliexpress.com<\/li>\n<li>\u00c9lectrolyseur au Nafion (idem PAC)<\/li>\n<li>1500ml\/min =&gt; 2\/3 H2 + 1\/3 O2 =&gt; 1000ml H2 + 500ml O2<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/ae01.alicdn.com\/kf\/S3bee10b3551040f0b9eb4ffa3827cf340.jpg\" alt=\"\" width=\"504\" height=\"677\" data-src=\"https:\/\/ae01.alicdn.com\/kf\/S3bee10b3551040f0b9eb4ffa3827cf340.jpg\" data-spm-anchor-id=\"a2g0o.detail.1000023.i2.152879dahDk8rx\" \/><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"\" src=\"https:\/\/ae01.alicdn.com\/kf\/S42c44e0dcafd4dd3985f0c33a371b1d2s.jpg\" alt=\"\" width=\"506\" height=\"563\" data-src=\"https:\/\/ae01.alicdn.com\/kf\/S42c44e0dcafd4dd3985f0c33a371b1d2s.jpg\" data-spm-anchor-id=\"a2g0o.detail.1000023.i1.152879dahDk8rx\" \/><\/li>\n<li>Consommation : 1500ml\/min =&gt; 20A * 27V =&gt; 540w\/minutes =&gt; 500ml\/min\/O2<\/li>\n<li>Prix Unitaire : 600\u20ac<\/li>\n<li>Volume Unitaire : 48*114*90mm =&gt; environ 5 cm*12 cm*9 cm = 540cm3 =&gt; 0.5 Dm3 = 0.5 litre<\/li>\n<li>Pour 3 500ml\/min\u00a0 d&rsquo;O2 =&gt; 7 unit\u00e9s\n<ul>\n<li>Prix =&gt; 600 * 7 : 4200\u20ac environ<\/li>\n<li>Volume : 3.5l<\/li>\n<li>Conso : 540w*7 = 3 780 w<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>Batteries :\n<ul>\n<li>Batterie 18650 :\u00a0 3.7V 18650 pour Samsung 18650 Lithium Li Ion d&rsquo;origine 3300mAh 17A (d\u00e9charge total en 12 minutes mini)\n<ul>\n<li>Poids Unitaire : 68g<\/li>\n<li>Prix Unitaire : 3.75\u20ac<\/li>\n<li>Surface : 18mm * 65mm =&gt; Volume 18*18*65 = 21 060 mm3 =&gt; 21cm3<\/li>\n<li>Volume Unitaire : 21 cm3<\/li>\n<\/ul>\n<\/li>\n<li>Au max d\u00e9bit (12 minutes)\n<ul>\n<li>D\u00e9bit Max : 17A * 3.7V = 62W\/batterie<\/li>\n<\/ul>\n<\/li>\n<li>=&gt; 3 780 W \/ 62 Wh Batterie =61 batteries\n<ul>\n<li>Prix : 61 *3.75 = 228\u20ac<\/li>\n<li>Poids = 61 * 68g = 4.15kg<\/li>\n<\/ul>\n<ul>\n<li>Volume : 61 * 21 cm3 = 1 280cm3 = 1.28 Dm3 = 1.28 litres<\/li>\n<li>Nb Batteries calcul : 61 = 7 en s\u00e9rie (3.7V * 7\u00a0 : 25.9v pour 27v cible) * 9 en parall\u00e8le (17A pour 20A cible) =&gt; 63 batteries.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Question : possibilit\u00e9 de respirer sous l&rsquo;eau avec de l&rsquo;oxyg\u00e8ne produit in-situ par \u00e9lectrolyse ? &nbsp; Respirer un m\u00e9lange de H2 et [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5453","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"_links":{"self":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/5453","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5453"}],"version-history":[{"count":5,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/5453\/revisions"}],"predecessor-version":[{"id":5458,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/5453\/revisions\/5458"}],"wp:attachment":[{"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5453"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.blue-bears.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}