{"id":11385797,"date":"2023-02-16T00:00:00","date_gmt":"2023-02-15T23:00:00","guid":{"rendered":"https:\/\/alertdiver.eu\/uncategorized-cs_cz\/hodi-se-rebreathery-i-pro-rekreacni-potapece-1-cast\/"},"modified":"2023-02-16T00:00:00","modified_gmt":"2023-02-15T23:00:00","slug":"hodi-se-rebreathery-i-pro-rekreacni-potapece-1-cast","status":"publish","type":"post","link":"https:\/\/alertdiver.eu\/cs_CZ\/clanky\/hodi-se-rebreathery-i-pro-rekreacni-potapece-1-cast\/","title":{"rendered":"Hod\u00ed se rebreathery i pro rekrea\u010dn\u00ed pot\u00e1p\u011b\u010de? 1. \u010d\u00e1st"},"content":{"rendered":"<p data-renderer-start-pos=\"24820\" style=\"text-align: justify;\">Mnoho sou\u010d&aacute;st&iacute; vybaven&iacute; pou\u017e&iacute;van&eacute;ho technick&yacute;mi pot&aacute;p\u011b\u010di vypad&aacute; jinak ne\u017e vybaven&iacute; pou\u017e&iacute;van&eacute; rekrea\u010dn&iacute;mi pot&aacute;p\u011b\u010di. V\u011bt&scaron;inou jsou v&scaron;ak z&aacute;kladn&iacute; principy stejn&eacute;. Snad nejv\u011bt&scaron;&iacute; v&yacute;jimkou jsou situace, kdy techni\u010dt&iacute; pot&aacute;p\u011b\u010di pou\u017e&iacute;vaj&iacute; sp&iacute;&scaron;e rebreathery ne\u017e otev\u0159en&yacute; okruh (angl. zkratka OC). V&yacute;hody p\u0159echodu na rebreather jsou jasn&eacute; pro technick&eacute; pot&aacute;p\u011b\u010de, ale jak je tomu u rekrea\u010dn&iacute;ch pot&aacute;p\u011b\u010d\u016f? \u0158ada v&yacute;robc\u016f uvedla na trh rebreathery zam\u011b\u0159en&eacute; speci&aacute;ln\u011b na rekrea\u010dn&iacute; trh a <a href=\"https:\/\/rebreatherforum-event.com\/past-forums\/\" target=\"_blank\" rel=\"noopener\">Rebreather Forum 3.0<\/a> v roce 2012 se zab&yacute;valo v&yacute;lu\u010dn\u011b t&iacute;mto t&eacute;matem. Jedno ze spole\u010dn\u011b p\u0159ijat&yacute;ch prohl&aacute;&scaron;en&iacute; z t&eacute;to konference zn\u011blo:&nbsp;<\/p>\n<p data-renderer-start-pos=\"25423\" style=\"text-align: justify;\"><em data-renderer-mark=\"true\">F&oacute;rum uzn&aacute;v&aacute; a podporuje iniciativu pr\u016fmyslu i &scaron;kolic&iacute;ch agentur charakterizovat a rozli&scaron;ovat &bdquo;rekrea\u010dn&iacute;&ldquo; a &bdquo;technick&eacute;&ldquo; varianty v&yacute;cviku pot&aacute;p\u011b\u010d\u016f pou\u017e&iacute;vaj&iacute;ch rebreathery. Tyto skupiny budou v&scaron;ak m&iacute;t odli&scaron;n&eacute; pot\u0159eby, co se t&yacute;\u010de provozu, v&yacute;cviku i vybaven&iacute;.&nbsp;<\/em><\/p>\n<p data-renderer-start-pos=\"25681\" style=\"text-align: justify;\">Vzhledem k ned&aacute;vn&eacute;mu ozn&aacute;men&iacute; <a href=\"https:\/\/rebreatherforum-event.com\/\" target=\"_blank\" rel=\"noopener\">RF 4.0<\/a> se pr&aacute;v\u011b te\u010f hod&iacute; vr&aacute;tit se k tomuto t&eacute;matu a zjistit, zda m&aacute; pro rekrea\u010dn&iacute; pot&aacute;p\u011b\u010de v\u016fbec smysl na rebreathery p\u0159ej&iacute;t. &nbsp;<\/p>\n<p data-renderer-start-pos=\"25841\" style=\"text-align: justify;\">P\u0159i pou\u017eit&iacute; rebreatheru se jedn&aacute; o zp\u016fsob, jak znovu pou\u017e&iacute;t plyn vydechnut&yacute; pot&aacute;p\u011b\u010dem ve spojen&iacute; s metodou odstra\u0148ov&aacute;n&iacute; oxidu uhli\u010dit&eacute;ho produkovan&eacute;ho pot&aacute;p\u011b\u010dem. Hlavn&iacute; v&yacute;hodou rebreatheru je, \u017ee je mnohem efektivn\u011bj&scaron;&iacute; p\u0159i vyu\u017eit&iacute; plynu. P\u0159i d&yacute;ch&aacute;n&iacute; norm&aacute;ln&iacute;ho vzduchu u hladiny spot\u0159ebujeme asi 4 % plynu v podob\u011b kysl&iacute;ku pot\u0159ebn&eacute;ho pro metabolismus a zbytek kysl&iacute;ku a v&scaron;echen dus&iacute;k vydechujeme.&nbsp;<\/p>\n<p data-renderer-start-pos=\"26240\" style=\"text-align: justify;\">To znamen&aacute;, \u017ee p\u0159i ka\u017ed&eacute;m n&aacute;dechu unik&aacute; 96 % plynu, kter&yacute; d&yacute;ch&aacute;me. V hloubce je to je&scaron;t\u011b hor&scaron;&iacute; o to, \u017ee d&yacute;ch&aacute;me plyn pod mnohem vy&scaron;&scaron;&iacute;m tlakem a ka\u017ed&yacute; n&aacute;dech tak obsahuje mnohem v\u011bt&scaron;&iacute; objem vzduchu. V hloubce 40 m d&yacute;ch&aacute;me p\u0159i ka\u017ed&eacute;m n&aacute;dechu p\u011btin&aacute;sobek objemu vzduchu ve srovn&aacute;n&iacute; s mno\u017estv&iacute;m u hladiny a na 90 m d&yacute;ch&aacute;me desetin&aacute;sobek objemu, ne\u017e bychom \u010dinili u hladiny.&nbsp;<\/p>\n<p data-renderer-start-pos=\"26612\" style=\"text-align: justify;\">S ka\u017ed&yacute;m n&aacute;dechem tento plyn unik&aacute; z na&scaron;eho druh&eacute;ho stupn\u011b a bubl&aacute; na povrch. To je neefektivn&iacute;, proto\u017ee t\u011blo pot\u0159ebuje st&aacute;le stejn&eacute; mno\u017estv&iacute; kysl&iacute;ku, ale p\u0159i ka\u017ed&eacute;m n&aacute;dechu ztr&aacute;c&iacute;me desetkr&aacute;t v&iacute;ce plynu, ne\u017e ho vlastn\u011b pot\u0159ebujeme. To je jeden z d\u016fvod\u016f, pro\u010d je pro pot&aacute;p\u011b\u010de s otev\u0159en&yacute;m okruhem <a href=\"https:\/\/alertdiver.eu\/cs_CZ\/clanky\/planovani-plynu-101-jak-vypocitat-svuj-rmv-respiracni-minutovy-objem\/\" target=\"_blank\" rel=\"noopener\">pl&aacute;nov&aacute;n&iacute; plynu<\/a> a frekvence d&yacute;ch&aacute;n&iacute; tak z&aacute;sadn&iacute;.<\/p>\n<p data-renderer-start-pos=\"26958\" style=\"text-align: justify;\">Limituj&iacute;c&iacute;m faktorem pro ponor s otev\u0159en&yacute;m okruhem do 90 m je mno\u017estv&iacute; plynu, kter&eacute; je pot\u0159eba m&iacute;t p\u0159i ponoru. Rebreather tento probl&eacute;m v&yacute;znamn\u011b zmen&scaron;uje d&iacute;ky op\u011btovn&eacute;mu pou\u017eit&iacute; plynu vydechnut&eacute;ho pot&aacute;p\u011b\u010dem, proto\u017ee v\u011bt&scaron;ina plynu se nevypl&yacute;tv&aacute; a pot&aacute;p\u011b\u010d nemus&iacute; m&iacute;t s sebou stejn&eacute; mno\u017estv&iacute; plynu jako p\u0159i otev\u0159en&eacute;m okruhu, aby provedl stejn&yacute; ponor.<\/p>\n<h3 data-renderer-start-pos=\"27307\" style=\"text-align: justify;\"><span data-renderer-mark=\"true\">Technick&eacute; v&yacute;hody rebreatheru<\/span><\/h3>\n<p data-renderer-start-pos=\"27337\" style=\"text-align: justify;\">Rebreather funguje tak, \u017ee zachyt&iacute; vydechnut&yacute; dech a m&iacute;sto toho, aby mu umo\u017enil uniknout, jej znovu pou\u017eije v dal&scaron;&iacute;m dechu. Mal&aacute; \u010d&aacute;st kysl&iacute;ku, kterou t\u011blo spot\u0159ebovalo, se nahrad&iacute; tak, \u017ee rebreather vpust&iacute; do d&yacute;chac&iacute; smy\u010dky dal&scaron;&iacute; kysl&iacute;k. To znamen&aacute;, \u017ee m&iacute;sto toho, abychom pl&yacute;tvali v\u011bt&scaron;inou ka\u017ed&eacute;ho dechu, znovu vyu\u017e&iacute;v&aacute;me v&scaron;echen plyn.<\/p>\n<p data-renderer-start-pos=\"27674\" style=\"text-align: justify;\">Takov&eacute; op\u011btovn&eacute; pou\u017eit&iacute; plynu poskytuje technick&eacute;mu pot&aacute;p\u011b\u010di t\u0159i kl&iacute;\u010dov&eacute; v&yacute;hody.<\/p>\n<p data-renderer-start-pos=\"27674\" style=\"text-align: justify;\"><img decoding=\"async\" class=\"fr-dib fr-draggable\" src=\"\/wp-content\/uploads\/imgimport\/1137\/divers-1500.jpg\" style=\"width: auto;\"><\/p>\n<h3 data-renderer-start-pos=\"27756\" style=\"text-align: justify;\"><span data-renderer-mark=\"true\">1 &ndash; Jak dlouho plyn vydr\u017e&iacute;&nbsp;<\/span><\/h3>\n<p data-renderer-start-pos=\"27785\" style=\"text-align: justify;\">&nbsp;Za prv&eacute;, nepot\u0159ebujeme spot\u0159ebovat ani p\u0159ibli\u017en\u011b tolik plynu jako pot&aacute;p\u011b\u010d s otev\u0159en&yacute;m okruhem. Mno\u017estv&iacute; kysl&iacute;ku, kter&eacute; t\u011blo pot\u0159ebuje, je zhruba stejn&eacute; v jak&eacute;koli hloubce, tak\u017ee n&aacute;&scaron; kysl&iacute;k vydr\u017e&iacute; stejn\u011b v hloubce 100 metr\u016f jako ve 20 metrech. Zbytek plynu v d&yacute;chac&iacute; smy\u010dce, zn&aacute;m&yacute; jako &bdquo;\u0159edidlo&ldquo;, se pou\u017eije znovu a nevypl&yacute;tv&aacute; se, d&iacute;ky tomu se pou\u017e&iacute;v&aacute; na 100 metr\u016f stejn&eacute; mno\u017estv&iacute; jako na 20 metr\u016f. To v&yacute;razn\u011b sni\u017euje mno\u017estv&iacute; plynu, kter&eacute; budeme pot\u0159ebovat k dokon\u010den&iacute; ponoru, a m&iacute;sto dvojit&yacute;ch dvacetilitrov&yacute;ch lahv&iacute; m\u016f\u017eeme pou\u017e&iacute;t dv\u011b t\u0159&iacute;litrov&eacute; lahve.<\/p>\n<p data-renderer-start-pos=\"28341\" style=\"text-align: justify;\">S otev\u0159en&yacute;m okruhem d&yacute;ch&aacute;me v hloubce vlivem tlaku mnohem v&iacute;ce, a \u010d&iacute;m hloub\u011bji chceme j&iacute;t, t&iacute;m v\u011bt&scaron;&iacute; lahve si mus&iacute;me br&aacute;t s sebou. Ale i p\u0159es velikost takov&yacute;ch lahv&iacute; se tyto velmi rychle vy\u010derp&aacute;vaj&iacute;, a tak se mno\u017estv&iacute; dostupn&eacute;ho plynu st&aacute;v&aacute; nejkriti\u010dt\u011bj&scaron;&iacute;m bodem na&scaron;eho pl&aacute;nov&aacute;n&iacute; ponor\u016f.&nbsp;<\/p>\n<p data-renderer-start-pos=\"28631\" style=\"text-align: justify;\">P\u0159i pou\u017eit&iacute; rebreatheru se na&scaron;e z&aacute;soby plynu spot\u0159ebov&aacute;vaj&iacute; stejnou rychlost&iacute; bez ohledu na hloubku, tak\u017ee mno\u017estv&iacute; plynu, kter&eacute; si neseme s sebou, ji\u017e nen&iacute; omezuj&iacute;c&iacute;m faktorem. To znamen&aacute;, \u017ee nedostatek plynu p\u0159i pot&aacute;p\u011bn&iacute; s rebreatherem je mnohem men&scaron;&iacute; probl&eacute;m, ne\u017e jak je tomu u pot&aacute;p\u011b\u010d\u016f s otev\u0159en&yacute;m okruhem. M&iacute;sto toho se kritick&yacute;mi faktory st&aacute;vaj&iacute; m&iacute;ra dekomprese, kterou podstupujeme, doba trv&aacute;n&iacute; na&scaron;&iacute; absorpce oxidu uhli\u010dit&eacute;ho a riziko toxicity kysl&iacute;ku.<\/p>\n<h3 data-renderer-start-pos=\"29092\" style=\"text-align: justify;\"><span data-renderer-mark=\"true\">2 &ndash; N&aacute;klady na plyn<\/span><\/h3>\n<p data-renderer-start-pos=\"29113\" style=\"text-align: justify;\">Jedn&iacute;m z nejd\u016fle\u017eit\u011bj&scaron;&iacute;ch faktor\u016f, kter&eacute; rozhoduj&iacute; o p\u0159echodu na rebreather, jsou n&aacute;klady. P\u0159itom se mus&iacute; zv&aacute;\u017eit dva aspekty: n&aacute;klady na rebreather, v\u010detn\u011b jeho n&aacute;kupu a &uacute;dr\u017eby, oproti n&aacute;klad\u016fm na pot&aacute;p\u011bn&iacute; s otev\u0159en&yacute;m okruhem. Jednou z nejv\u011bt&scaron;&iacute;ch nev&yacute;hod trimixov&eacute;ho pot&aacute;p\u011bn&iacute; s otev\u0159en&yacute;m okruhem je cena plynu. Twinset trimixu m\u016f\u017ee st&aacute;t n\u011bco od 30 britsk&yacute;ch liber za relativn\u011b slabou sm\u011bs pro pou\u017eit&iacute; do hlobky 40 metr\u016f a\u017e po v&iacute;ce ne\u017e 200 britsk&yacute;ch liber za sm\u011bs vhodnou pro pot&aacute;p\u011bn&iacute; hloub\u011bji ne\u017e do 100 metr\u016f.<\/p>\n<p data-renderer-start-pos=\"29625\" style=\"text-align: justify;\">Proto je v podstat\u011b ka\u017ed&yacute; trimixov&yacute; ponor drah&yacute;. Na druhou stranu, s rebreatherem se pou\u017e&iacute;vaj&iacute; mnohem men&scaron;&iacute; tlakov&eacute; l&aacute;hve, proto\u017ee plyn se pou\u017e&iacute;v&aacute; opakovan\u011b, tedy se s n&iacute;m nepl&yacute;tv&aacute;, a v d\u016fsledku toho se ho spot\u0159ebuje mnohem m&eacute;n\u011b, co\u017e znamen&aacute;, \u017ee n&aacute;klady na plyn jsou mnohem ni\u017e&scaron;&iacute;. Mo\u017en&aacute; se utrat&iacute; jen 10&ndash;20 liber za stejn&eacute; sm\u011bsi, o kter&yacute;ch jsme hovo\u0159ili v&yacute;&scaron;e. V&yacute;sledkem je v&yacute;razn&aacute; &uacute;spora plynu ve srovn&aacute;n&iacute; s pot&aacute;p\u011bn&iacute;m s otev\u0159en&yacute;m okruhem. To m\u016f\u017ee vypadat velmi atraktivn\u011b, jestli\u017ee utr&aacute;c&iacute;te zna\u010dn&eacute; \u010d&aacute;stky za ka\u017edou n&aacute;pl\u0148 plynu pro ponor s otev\u0159en&yacute;m okruhem.&nbsp;<\/p>\n<p data-renderer-start-pos=\"30185\" style=\"text-align: justify;\">Mus&iacute; se to v&scaron;ak porovnat s n&aacute;klady na rebreather. Podle r\u016fzn&yacute;ch typ\u016f m\u016f\u017ee jeden rebreather st&aacute;t n\u011bco v rozmez&iacute; od \u010dty\u0159 a\u017e do osmi tis&iacute;c britsk&yacute;ch liber. Pokud se rozhodneme pro star&scaron;&iacute; model z druh&eacute; ruky, lze jej z&iacute;skat za ni\u017e&scaron;&iacute; cenu. Krom\u011b po\u010d&aacute;te\u010dn&iacute;ch n&aacute;klad\u016f na rebreather se mus&iacute; zapo\u010d&iacute;tat i speci&aacute;ln&iacute; v&yacute;cvik na rebreather, kter&yacute; bude pravd\u011bpodobn\u011b znamenat dal&scaron;&iacute; tis&iacute;c liber. Krom\u011b toho vzniknou nepochybn\u011b dal&scaron;&iacute; n&aacute;klady na dopln\u011bn&iacute; dal&scaron;&iacute; v&yacute;bavy k z&aacute;kladn&iacute;mu rebreatheru. Proto je zcela b\u011b\u017en&eacute;, \u017ee po\u010d&aacute;te\u010dn&iacute; po\u010d&aacute;te\u010dn&iacute; n&aacute;klady na rebreather se pohybuj&iacute; od 6 do 10 tis&iacute;c britsk&yacute;ch liber. Z toho vypl&yacute;v&aacute;, \u017ee by se muselo jednat o pl&aacute;nov&aacute;n&iacute; skute\u010dn\u011b mnoha ponor\u016f s trimixem, aby se vyplatilo rad\u011bji vynalo\u017eit takov&eacute; po\u010d&aacute;te\u010dn&iacute; v&yacute;daje na pot&aacute;p\u011bn&iacute; s rebreatherem.&nbsp;<\/p>\n<p data-renderer-start-pos=\"30946\" style=\"text-align: justify;\">V\u011bt&scaron;ina pot&aacute;p\u011b\u010d\u016f se nev\u011bnuje pot&aacute;p\u011bn&iacute; tak intenzivn\u011b, aby se jim ur\u010dit\u011b vyplatil n&aacute;kup rebreatheru kv\u016fli &uacute;spor&aacute;m n&aacute;klad\u016f na plyn. Pokud ned\u011bl&aacute;te 20 nebo v&iacute;ce trimixov&yacute;ch ponor\u016f ro\u010dn\u011b, rebreather se prost\u011b nevyplat&iacute;.&nbsp;<\/p>\n<p data-renderer-start-pos=\"30946\" style=\"text-align: justify;\"><img decoding=\"async\" class=\"fr-dib fr-draggable\" src=\"\/wp-content\/uploads\/imgimport\/1137\/divers-reb-1500.jpg\" style=\"width: auto;\"><\/p>\n<h3 data-renderer-start-pos=\"31164\" style=\"text-align: justify;\"><span data-renderer-mark=\"true\">3 &#8211; Logistika plynu<\/span><\/h3>\n<p data-renderer-start-pos=\"31185\" style=\"text-align: justify;\">T\u0159et&iacute; v&yacute;hodou, kterou vylep&scaron;en&eacute; vyu\u017eit&iacute; plynu poskytuje, je zjednodu&scaron;en&iacute; logistiky plynu b\u011bhem del&scaron;&iacute;ch pot&aacute;p\u011b\u010dsk&yacute;ch v&yacute;let\u016f. Pot&aacute;p\u011b\u010di s otev\u0159en&yacute;m okruhem mohou p\u0159i ka\u017ed&eacute;m ponoru s trimixem spot\u0159ebov&aacute;vat dv\u011b lahve o objemu 12 litr\u016f, 15 litr\u016f nebo dokonce 18 litr\u016f. Krom\u011b toho mohou pou\u017e&iacute;vat a\u017e 4stup\u0148ov&eacute; tlakov&eacute; l&aacute;hve pro dekompresn&iacute; plyn pro ka\u017ed&yacute; ponor. To vy\u017eaduje ka\u017ed&yacute; den spoustu dal&scaron;&iacute;ho helia a kysl&iacute;ku a ka\u017edodenn&iacute; pln\u011bn&iacute; t\u011bchto velk&yacute;ch plynov&yacute;ch lahv&iacute; a dekompresn&iacute;ch lahv&iacute; je drah&eacute;, \u010dasov\u011b n&aacute;ro\u010dn&eacute; a pracn&eacute;.<\/p>\n<p data-renderer-start-pos=\"31702\" style=\"text-align: justify;\">Skute\u010dnost, \u017ee rebreather pou\u017e&iacute;v&aacute; men&scaron;&iacute; v&aacute;lce, zna\u010dn\u011b usnad\u0148uje logistiku pln\u011bn&iacute;. Pot\u0159ebn&eacute; objemy plynu jsou mnohem men&scaron;&iacute; p\u0159i pln\u011bn&iacute; t\u0159&iacute;litrov&eacute; lahve ne\u017e u dvojit&yacute;ch dvan&aacute;ctilitrov&yacute;ch, tak\u017ee je mo\u017en&eacute; vz&iacute;t si s sebou dostatek plynu i na t&yacute;denn&iacute; pot&aacute;p\u011bn&iacute;. Jedn&aacute; se tedy o velmi odli&scaron;nou situaci p\u0159i srovn&aacute;n&iacute; s pou\u017eit&iacute;m otev\u0159en&eacute;ho okruhu, kde se vy\u017eaduj&iacute; zna\u010dn&eacute; objemy helia a kysl&iacute;ku, proto\u017ee v\u011bt&scaron;ina se vydechuje a tud&iacute;\u017e vypl&yacute;tv&aacute;.&nbsp;<\/p>\n<p data-renderer-start-pos=\"32134\" style=\"text-align: justify;\">To m\u016f\u017ee znamenat velk&yacute; rozd&iacute;l, pokud nen&iacute; pobl&iacute;\u017e m&iacute;stn&iacute; pot&aacute;p\u011b\u010dsk&yacute; obchod, kter&yacute; dok&aacute;\u017ee plnit lahve trimixem. Pokud mus&iacute;te ujet 80 km tam a zp\u011bt, abyste odevzdali twinset pro trimixovou n&aacute;pl\u0148 a pak podniknout stejnou cestu dal&scaron;&iacute; den, abyste si ho vyzvedli, pak m\u016f\u017ee b&yacute;t takov&aacute; logistika zna\u010dn\u011b n&aacute;ro\u010dn&aacute; A podobn\u011b je tomu i v p\u0159&iacute;pad\u011b, kdy\u017e se pot&aacute;p&iacute;te n\u011bkde bez snadn&eacute;ho p\u0159&iacute;stupu k pot&aacute;p\u011b\u010dsk&eacute;mu centru, kter&eacute; m\u016f\u017ee plnit lahve trimixem. Mo\u017enost vz&iacute;t si s sebou vlastn&iacute; plyn prost\u011b velmi zjednodu&scaron;uje pl&aacute;nov&aacute;n&iacute; i logistiku.<\/p>\n<p data-renderer-start-pos=\"32655\" style=\"text-align: justify;\">Samoz\u0159ejm\u011b se p\u0159edpokl&aacute;d&aacute;, \u017ee rebreather bude v\u017edy fungovat tak, jak m&aacute;. Pro p\u0159&iacute;pad, \u017ee by se s rebreatherem vyskytly n\u011bjak&eacute; probl&eacute;my, mus&iacute;me m&iacute;t tak&eacute; plyn s otev\u0159en&yacute;m okruhem, abychom se bezpe\u010dn\u011b dostali na hladinu. V tomto p\u0159&iacute;pad\u011b je nutno m&iacute;t s sebou lahev pro z&aacute;chranu, kterou lze za\u010d&iacute;t pou\u017e&iacute;vat v maxim&aacute;ln&iacute; hloubce jako dostate\u010dnou v&yacute;pomoc, abychom se dostali na povrch a absolvovali ve&scaron;kerou pot\u0159ebnou dekompresi.<\/p>\n<p data-renderer-start-pos=\"33076\" style=\"text-align: justify;\">Na rozd&iacute;l od pot&aacute;p\u011b\u010de s otev\u0159en&yacute;m okruhem nepou\u017e&iacute;v&aacute; pot&aacute;p\u011b\u010d s rebreatherem sv&eacute; stupn\u011b, pokud nenastane nouze, ale p\u0159esto je nese st&aacute;le s sebou. Na otev\u0159en&eacute;m okruhu v&scaron;ak pot&aacute;p\u011b\u010d pou\u017e&iacute;v&aacute; dekompresn&iacute; stupn\u011b p\u0159i ka\u017ed&eacute;m ponoru, proto je mus&iacute; plnit ka\u017ed&yacute; den.<\/p>\n<h3 data-renderer-start-pos=\"33331\" style=\"text-align: justify;\"><span data-renderer-mark=\"true\">4 &ndash; Povinnost dekomprese<\/span><\/h3>\n<p data-renderer-start-pos=\"33357\" style=\"text-align: justify;\">Dal&scaron;&iacute; v&yacute;hodou rebreatheru je, \u017ee m\u016f\u017ee sn&iacute;\u017eit povinnost dekomprese ve srovn&aacute;n&iacute; se stejn&yacute;m ponorem na otev\u0159en&eacute;m okruhu. Pot&aacute;p\u011b\u010di pou\u017e&iacute;vaj&iacute;c&iacute; twinset a v&iacute;cestup\u0148ovou lahev mohou napl&aacute;novat sv\u016fj plyn tak, aby m\u011bli optim&aacute;ln&iacute; sm\u011bs na dn\u011b, tj. s nejvy&scaron;&scaron;&iacute;m procentem kysl&iacute;ku, co\u017e v&scaron;ak podl&eacute;h&aacute; ur\u010dit&yacute;m fyziologick&yacute;m omezen&iacute;m (PO2 &le; 1.4 ATA), aby se sn&iacute;\u017eilo mno\u017estv&iacute; inertn&iacute;ho plynu absorbovan&eacute;ho t\u011blem.&nbsp;<\/p>\n<p data-renderer-start-pos=\"33753\" style=\"text-align: justify;\">Vyberou si tedy takov&yacute; dekompresn&iacute; plyn nesen&yacute; ve stup\u0148ov&eacute; l&aacute;hvi, aby se b\u011bhem dekomprese co nejrychleji zbavili inertn&iacute;ho plynu. Volba ka\u017ed&eacute;ho z t\u011bchto plyn\u016f v&scaron;ak bude v\u017edy kompromisem. Plyn pro dobu v nejni\u017e&scaron;&iacute;m bod\u011b &nbsp;se vyb&iacute;r&aacute; tak, aby byl co nejbohat&scaron;&iacute;, ale s ur\u010ditou rezervou pro chybu v p\u0159&iacute;pad\u011b, \u017ee by byl ponor o n\u011bco hlub&scaron;&iacute;, ne\u017e se o\u010dek&aacute;valo.<\/p>\n<p data-renderer-start-pos=\"34104\" style=\"text-align: justify;\">Pokud pot&aacute;p\u011b\u010d vystoup&iacute; z pl&aacute;novan&eacute; maxim&aacute;ln&iacute; hloubky, pak ji\u017e nen&iacute; mix optim&aacute;ln&iacute;. Stejn\u011b tak bude dekompresn&iacute; sm\u011bs nej&uacute;\u010dinn\u011bj&scaron;&iacute; sm\u011bs&iacute; pouze v hloubce, ve kter&eacute; na ni pot&aacute;p\u011b\u010d p\u0159epne. P\u0159ed p\u0159epnut&iacute;m ale m\u016f\u017ee pot&aacute;p\u011b\u010d p\u0159ej&iacute;t na chud&scaron;&iacute; sm\u011bs a na pozd\u011bj&scaron;&iacute;ch zast&aacute;vk&aacute;ch pak bude m&iacute;t bohat&scaron;&iacute; sm\u011bs, kter&aacute; mu zajist&iacute; rychlej&scaron;&iacute; odplyn\u011bn&iacute;.<\/p>\n<p data-renderer-start-pos=\"34433\" style=\"text-align: justify;\">Rebreather se t\u011bmto probl&eacute;m\u016fm vyh&yacute;b&aacute; neust&aacute;l&yacute;m nastavov&aacute;n&iacute;m vdechovan&eacute;ho plynu, aby se zajistilo vdechov&aacute;n&iacute; minim&aacute;ln&iacute;ho mno\u017estv&iacute; inertn&iacute;ho plynu. Rebreather (nebo pot&aacute;p\u011b\u010d v p\u0159&iacute;pad\u011b ru\u010dn\u011b ovl&aacute;dan&eacute;ho rebreatheru) p\u0159id&aacute;v&aacute; kysl&iacute;k, aby zajistil, \u017ee se bude vdechovat minim&aacute;ln&iacute; mno\u017estv&iacute; inertn&iacute;ho plynu.<\/p>\n<p data-renderer-start-pos=\"34732\" style=\"text-align: justify;\">V hloubce m\u016f\u017ee pot&aacute;p\u011b\u010d zajistit, aby d&yacute;chac&iacute; smy\u010dka rebreatheru obsahovala maxim&aacute;ln&iacute; mno\u017estv&iacute; kysl&iacute;ku (co\u017e podl&eacute;h&aacute; zm&iacute;n\u011bn&yacute;m omezen&iacute;m), tud&iacute;\u017e minim&aacute;ln&iacute; mno\u017estv&iacute; inertn&iacute;ho plynu. T&iacute;m se sn&iacute;\u017e&iacute; rychlost odply\u0148ov&aacute;n&iacute;.&nbsp;<\/p>\n<p data-renderer-start-pos=\"34946\" style=\"text-align: justify;\">Kdy\u017e pot&aacute;p\u011b\u010d stoup&aacute; a dokon\u010d&iacute; svou dekompresn&iacute; zast&aacute;vku, m\u016f\u017ee zajistit, aby sm\u011bs op\u011bt obsahovala maxim&aacute;ln&iacute; mno\u017estv&iacute; kysl&iacute;ku, co\u017e urychl&iacute; odplyn\u011bn&iacute; a sn&iacute;\u017e&iacute; pot\u0159ebnou dekompresi. T&iacute;mto zp\u016fsobem rebreather neust&aacute;le poskytuje nejlep&scaron;&iacute; plyn pro hloubku, ve kter&eacute; se pot&aacute;p\u011b\u010d pr&aacute;v\u011b nach&aacute;z&iacute;.<\/p>\n<p data-renderer-start-pos=\"35231\" style=\"text-align: justify;\">Aby pot&aacute;p\u011b\u010d tento stav napodobil na otev\u0159en&eacute;m okruhu, musel by na ka\u017ed&eacute;m metru v&yacute;stupu p\u0159epnout na novou sm\u011bs d&yacute;chac&iacute;ho plynu tak, aby m\u011bl neust&aacute;le p\u0159&iacute;stup k nejlep&scaron;&iacute;mu mo\u017en&eacute;mu dekompresn&iacute;mu plynu. Z tohoto d\u016fvodu se o rebreatheru tak&eacute; n\u011bkdy \u0159&iacute;k&aacute;, \u017ee se jedn&aacute; o nejlep&scaron;&iacute;ho gener&aacute;tora mixu.<\/p>\n<p data-renderer-start-pos=\"35522\" style=\"text-align: justify;\">Je tedy z\u0159ejm&eacute;, \u017ee pro technick&eacute; pot&aacute;p\u011b\u010de nab&iacute;zej&iacute; rebreathery n\u011bkolik v&yacute;znamn&yacute;ch v&yacute;hod oproti pot&aacute;p\u011bn&iacute; na otev\u0159en&eacute;m okruhu. V <strong data-renderer-mark=\"true\">2. \u010d&aacute;sti<\/strong> se budeme zab&yacute;vat ot&aacute;zkou, zda mohou rekrea\u010dn&iacute; pot&aacute;p\u011b\u010di vyu\u017e&iacute;vat stejn&yacute;ch v&yacute;hod jako jejich prot\u011bj&scaron;ky z technick&eacute;ho pot&aacute;p\u011bn&iacute;.<\/p>\n<p data-renderer-start-pos=\"35522\" style=\"text-align: justify;\"><a href=\"https:\/\/www.daneurope.org\/cs\/kupte-obnovte-pot%C3%A1p%C4%9B%C4%8Dsk%C3%A9-poji%C5%A1t%C4%9Bn%C3%AD\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"fr-dib fr-draggable\" src=\"\/wp-content\/uploads\/imgimport\/1137\/cz-banner.jpg\" style=\"width: auto;\"><\/a><\/p>\n<p data-renderer-start-pos=\"35522\" style=\"text-align: justify;\"><\/p>\n<hr>\n<p data-renderer-start-pos=\"51086\"><\/p>\n<p data-renderer-start-pos=\"51086\"><strong data-renderer-mark=\"true\"><span style=\"font-size: 18px;\">O autorovi<\/span><\/strong><\/p>\n<p data-renderer-start-pos=\"51098\" style=\"text-align: justify;\">Mark Powell m\u011bl svou prvn&iacute; zku&scaron;enost s pot&aacute;p\u011bn&iacute;m ve v\u011bku 10 let, kdy\u017e si vyzkou&scaron;el v m&iacute;stn&iacute;m baz&eacute;nu ponor na zkou&scaron;ku. Okam\u017eit\u011b byl touto \u010dinnost&iacute; p\u0159&iacute;mo uchv&aacute;cen. Skute\u010dn\u011b pot&aacute;p\u011bt se nau\u010dil v roce 1987 a dosud se pot&aacute;p&iacute; prakticky nep\u0159etr\u017eit\u011b. V roce 1994 se Mark stal instruktorem a od t&eacute; doby se aktivn\u011b v\u011bnuje &scaron;kolen&iacute; a v&yacute;cviku. V roce 2002 Mark zalo\u017eil Dive-Tech, specializovan&eacute; &scaron;kolic&iacute; st\u0159edisko pro n&aacute;cvik technick&eacute;ho pot&aacute;p\u011bn&iacute; se z&aacute;m\u011brem poskytovat pro tento typ pot&aacute;p\u011bn&iacute; &scaron;kolen&iacute; nejvy&scaron;&scaron;&iacute; kvality. Dive-Tech nab&iacute;z&iacute; a poskytuje technick&eacute; &scaron;kolen&iacute; na v&scaron;ech &uacute;rovn&iacute;ch, v\u010detn\u011b CCR Advanced Mixed Gas Instructor Trainer. Mark je instruktorem TDI\/SDI a \u010dlenem poradn&iacute;ho sboru TDI\/SDI Global Training Advisor Panel. Zastupuje rovn\u011b\u017e TDI\/SDI v cel&eacute; \u0159ad\u011b mezin&aacute;rodn&iacute;ch standardiza\u010dn&iacute;ch skupin. Je pravideln&yacute;m p\u0159isp\u011bvatelem do \u0159ady pot&aacute;p\u011b\u010dsk&yacute;ch \u010dasopis\u016f, autorem &bdquo;Deco for Divers&ldquo; a &bdquo;Technical Diving: An Introduction&ldquo; a pravideln\u011b vystupuje na pot&aacute;p\u011b\u010dsk&yacute;ch konferenc&iacute;ch po cel&eacute;m sv\u011bt\u011b.<\/p>\n<p data-renderer-start-pos=\"51098\" style=\"text-align: justify;\"><\/p>\n<hr>\n<p data-renderer-start-pos=\"51098\" style=\"text-align: justify;\"><\/p>\n<p data-renderer-start-pos=\"51098\" style=\"text-align: justify;\"><strong>P\u0159ekladatel:&nbsp;<\/strong><a href=\"mailto:klement.hartinger@seznam.cz\" target=\"_blank\" rel=\"noopener\">Klement Hartinger<\/a>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mnoho sou\u010d&aacute;st&iacute; vybaven&iacute; pou\u017e&iacute;van&eacute;ho technick&yacute;mi pot&aacute;p\u011b\u010di vypad&aacute; jinak ne\u017e vybaven&iacute; pou\u017e&iacute;van&eacute; rekrea\u010dn&iacute;mi pot&aacute;p\u011b\u010di. V\u011bt&scaron;inou jsou v&scaron;ak z&aacute;kladn&iacute; principy stejn&eacute;. Snad nejv\u011bt&scaron;&iacute; v&yacute;jimkou jsou situace, kdy&#8230;<\/p>\n","protected":false},"author":1,"featured_media":11376866,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[384],"tags":[1877],"authors":[1412],"class_list":["post-11385797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-clanky","tag-zajimavosti","authors-mark-powell"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hod\u00ed se rebreathery i pro rekrea\u010dn\u00ed pot\u00e1p\u011b\u010de? 1. \u010d\u00e1st - Alert Diver<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/alertdiver.eu\/cs_CZ\/clanky\/hodi-se-rebreathery-i-pro-rekreacni-potapece-1-cast\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hod\u00ed se rebreathery i pro rekrea\u010dn\u00ed pot\u00e1p\u011b\u010de? 1. \u010d\u00e1st - Alert Diver\" \/>\n<meta property=\"og:description\" content=\"Mnoho sou\u010d&aacute;st&iacute; vybaven&iacute; pou\u017e&iacute;van&eacute;ho technick&yacute;mi pot&aacute;p\u011b\u010di vypad&aacute; jinak ne\u017e vybaven&iacute; pou\u017e&iacute;van&eacute; rekrea\u010dn&iacute;mi pot&aacute;p\u011b\u010di. 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