{"id":3197,"date":"2016-04-02T15:55:41","date_gmt":"2016-04-02T15:55:41","guid":{"rendered":"https:\/\/daivings.lv\/?p=3197"},"modified":"2021-03-14T16:24:17","modified_gmt":"2021-03-14T16:24:17","slug":"kas-ir-udenslideja-akvalangs-scuba-un-ko-ar-to-dara","status":"publish","type":"post","link":"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/","title":{"rendered":"Kas yra naras ir kuo jis u\u017esiima?"},"content":{"rendered":"<p>\u201eSCUBA\u201c, rei\u0161kiantis nardym\u0105, yra \u017eod\u017ei\u0173 santrumpa \u2013 autonominis povandeninis kv\u0117pavimo aparatas. Inicialai \u201eSCUBA\u201c atsirado JAV 1939 m., siekiant si\u0173sti kv\u0117pavimo aparatus kariniams narams. Kaip ir naudojant radar\u0105, \u0161ie sutrumpinimai tapo tokie pa\u017e\u012fstami, kad da\u017enai nebebuvo ra\u0161omi did\u017eiosiomis raid\u0117mis, o buvo prad\u0117ti vartoti kaip atskiras \u017eodis, pavyzd\u017eiui, val\u0173 kalboje jis vartojamas kaip \u201esgwba\u201c. Nardytojas apr\u016bpina nar\u0105 kv\u0117puojan\u010diomis dujomis, kuri\u0173 jam reikia po vandeniu.<\/p>\n<p><!--more--><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Turinys<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Perjungti turin\u012f\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Perjungti<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Musdienas_izskir_divu_veidu_akvalanga_aparatus\" >\u0160iais laikais i\u0161skiriami du nar\u0173 tipai<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Atverta_cikla\" >Atvira kilpa<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Slegta_cikla\" >U\u017edara kilpa<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Atverta_cikla_aparats\" >Atviros kilpos aparatas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Ar_pieprasito_regulatoru\" >Su reikiamu reguliatoriumi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#%E2%80%9EDvinu_caurule%E2%80%9D_atverta_cikla_akvalangs\" >\u201eTwin tube\u201c atviro ciklo nardymas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#%E2%80%9EVienas_caurules%E2%80%9D_atverta_cikla_akvalangs\" >\u201eSingle tube\u201c atviro ciklo nardymas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Kriogenais_atverta_cikla_akvalangs\" >Kriogeninis atviro ciklo nardymas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Rebrizeri\" >Rebrizeriai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Nirsanas_ilgums\" >Nardymo trukm\u0117<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/#Uzzini_vairak_par_udenslideju_ekipejumu\" >Su\u017einokite daugiau apie nardymo \u012frang\u0105<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Musdienas_izskir_divu_veidu_akvalanga_aparatus\"><\/span>\u0160iais laikais i\u0161skiriami du nar\u0173 tipai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Atverta_cikla\"><\/span>Atvira kilpa<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Atviro ciklo aparatai Europoje, bet ne Jungtin\u0117se Valstijose, da\u017enai vadinami \u201enardymu su akvalangu\u201c, \u201eAqua-Lung\u201c. Jame naras \u012fkvepia i\u0161 ma\u0161inos ir i\u0161kvepia or\u0105 atgal \u012f vanden\u012f. \u0160io tipo \u012franga yra gana paprasta, tod\u0117l ji yra pigi ir saugi. Nardymas atviru ciklu yra trumpesnis nei pakartotinis kv\u0117pavimas, priklausomai nuo ma\u0161inos svorio ir t\u016brio. Neekonomi\u0161ka naudoti brangius duj\u0173 junginius, tokius kaip helis ar trimiksas. Daugelis nar\u0173 naudoja standartin\u012f or\u0105 (21% deguonis, 79% azotas). Cilindras beveik visada traukiamas atgal. \u201eDviej\u0173 cilindr\u0173 kuprin\u0117s\u201c buvo labiau paplitusios septintajame de\u0161imtmetyje, o kvalifikuoti narai da\u017eniausiai naudoja dvigubus cilindrus d\u0117l ilgesn\u0117s naro nardymo trukm\u0117s. \u0160iuos povandeninius daiktus pardavin\u0117jo oro sporto narai, kuriuos sudar\u0117 trij\u0173 cilindr\u0173 kuprin\u0117s. Kartais urviniai narai yra link\u0119 pakabinti \u0161iuos cilindrus prie\u0161ais save.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Slegta_cikla\"><\/span>U\u017edara kilpa<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Taip pat vadinami rebreathers. Tokiu atveju naras \u012fkvepia i\u0161 aparato ir i\u0161kvepia atgal \u012f j\u012f, kur i\u0161kvepiamos dujos apdorojamos, kad jos v\u0117l kv\u0117puot\u0173. Kadangi \u012fprastose i\u0161kvepiamose dujose lieka 80% ar daugiau deguonies, galima daryti i\u0161vad\u0105, kad rebreateriai dujas naudoja labai taupiai, tod\u0117l nardymo procesas pailg\u0117ja, o speciali\u0173 mi\u0161ini\u0173 kaina yra pigesn\u0117, ko reikia sud\u0117tingesn\u0117ms technologijoms ir platesniems mokymams bei mokymams. patirties poreikis. , dvigubi u\u017edaros kilpos ir visi\u0161kai u\u017edaros kilpos rebreathers.<\/p>\n<p>Abiej\u0173 tip\u0173 nardymas apima oro ar kit\u0173 kv\u0117puojan\u010di\u0173 duj\u0173 tiekim\u0105, da\u017eniausiai i\u0161 auk\u0161to sl\u0117gio cilindro, pritvirtinto prie naro k\u016bno. Dauguma atviro ciklo nardytoj\u0173, taip pat kai kurie rebreeriai turi atitinkamus reguliatorius, kurie kontroliuoja kv\u0117pavimo duj\u0173 tiekim\u0105. Kai kurie reboileriai, kaip ir purk\u0161tukai, turi tik nuolatin\u012f oro tiekim\u0105. Narai kartais vartoja \u017eod\u012f \u201eakvalangas\u201c, nurodydami tik atviro ciklo \u012frang\u0105.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Atverta_cikla_aparats\"><\/span>Atviros kilpos aparatas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Laikra\u0161\u010diai ir televizija da\u017enai klaidingai pristato atvirojo ciklo nardym\u0105, vadindami j\u012f \u201edeguonies\u201c tiek\u0117ju, tikriausiai d\u0117l jo netiesioginio pana\u0161umo \u012f orlaivi\u0173 pilot\u0173 deguonies balionus. Dar visai neseniai, pla\u010diai naudojant praturtinto oro nitroks\u0105, beveik visi sportiniai narai vis dar naudojo paprast\u0105 susl\u0117gt\u0105 or\u0105. Techni\u0161kai tai leido Jungtini\u0173 Valstij\u0173 nardymo pramonei likti nepa\u017eeista Maisto ir vaist\u0173 administracijos (FDA), kuri draud\u017eia naudoti oro duj\u0173 mi\u0161inius ligoms gydyti arba u\u017ekirsti keli\u0105 ligoms. Egzoti\u0161k\u0173 duj\u0173 mi\u0161ini\u0173 naudojimas \u0161iuo metu yra skirtas slopinti dekompresin\u0119 lig\u0105 nardymo metu, ta\u010diau oficialiai FDA mano, kad nardytojai naudoja tik susl\u0117gt\u0105 or\u0105.<br \/>\nEsant daliniam sl\u0117giui, ma\u017edaug 1,6 atmosferos, deguonis tampa nuodingas. Atviro ciklo nardymas gali tiekti \u012fvairias kv\u0117pavimo dujas, bet retai gryno deguonies, i\u0161skyrus dekompresijos metu, atliekant technin\u012f nardym\u0105.<\/p>\n<p>Kai kurie narai naudoja deguonies prisodrint\u0105 or\u0105, da\u017eniausiai 32% arba 36% (atitinkamai EAN32 ir EAN36). Tai leid\u017eia jiems ilgiau i\u0161b\u016bti po vandeniu, nes j\u0173 k\u016bno audiniai sugeria ma\u017eiau azoto.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ar_pieprasito_regulatoru\"><\/span>Su reikiamu reguliatoriumi<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0160io tipo aparat\u0105 sudaro vienas ar daugiau nardymo cilindr\u0173, kuriuose yra kv\u0117puojan\u010di\u0173 duj\u0173, kurie yra prijungti prie nardymo reguliatoriaus esant auk\u0161tam sl\u0117giui (da\u017eniausiai 200\u2013300 bar\u0173). Reguliatorius tiekia nar\u0105 reikiamu kiekiu duj\u0173 atitinkamame vandens gylyje. \u0160nekamojoje kalboje \u0161io tipo kv\u0117pavimo aparatai (priklausomai nuo angli\u0161kai kalban\u010dios \u0161alies) da\u017enai vadinami akvapulmoniniais, nors \u017eodis \u201eAqua-Lung\u201c yra tikslus produkto, saugomo Cousteau-Gagnan patentu, pavadinimas.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%80%9EDvinu_caurule%E2%80%9D_atverta_cikla_akvalangs\"><\/span>\u201eTwin tube\u201c atviro ciklo nardymas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tai pirmasis nardymui reikalingas vo\u017etuvas, prad\u0117tas pla\u010diai naudoti, j\u012f buvo galima pamatyti tipin\u0117se 60-\u0173j\u0173 akvalang\u0173 nuotyki\u0173 laidose, tokiose kaip \u201eJ\u016br\u0173 med\u017eiotojai\u201c.<\/p>\n<p>\u0160io tipo aparatams dideliame cilindrin\u0117s kuprin\u0117s vir\u0161uje sumontuot\u0173 vo\u017etuv\u0173 asortimente yra dviej\u0173 (arba da\u017eniausiai vienos ar trij\u0173) reguliatori\u0173 pakopos. \u0160iam tipui b\u016bdingi du plat\u016bs kv\u0117pavimo vamzdeliai, kaip ir daugelyje \u0161iuolaikini\u0173 rebrieri\u0173 \u2013 vienas skirtas \u012fkv\u0117pti, kitas \u2013 i\u0161kv\u0117pimui. I\u0161kv\u0117pimo vamzdelis skirtas ne \u012fkv\u0117pimui, o tod\u0117l, kad oro i\u0161traukimas turi b\u016bti gale, tame pa\u010diame gylyje kaip ir antrojo pakopos reguliatori\u0173 pertvara, kad b\u016bt\u0173 i\u0161vengta sl\u0117gio poky\u010di\u0173. Tai sukelia laisv\u0105 duj\u0173 sraut\u0105 arba papildom\u0105 kv\u0117pavimo pasiprie\u0161inim\u0105, atsi\u017evelgiant \u012f naro pad\u0117t\u012f vandenyje, o \u0161iuolaikiniai vieno vamzd\u017eio aparatai i\u0161veng\u0117 numatyto antrojo laipsnio reguliatoriaus reguliavimo prie\u0161 naro kandikl\u012f. Dviej\u0173 vamzdeli\u0173 prietaisas yra su kandikliu, viso veido kauk\u0117 yra neprivaloma. Kitas variantas yra kandiklis, kuris yra prijungtas prie akvalango vamzd\u017eio, ir vo\u017etuvas, jungiantis akvalang\u0105 ir vamzdel\u012f.<\/p>\n<p>Komiksuose rodoma t\u016bkstan\u010diai nuotrauk\u0173, kuriose neteisingai pavaizduotas dviej\u0173 cilindr\u0173 dviej\u0173 vamzd\u017ei\u0173 akvalangas su vienu pla\u010diu kv\u0117pavimo vamzdeliu, i\u0161einan\u010diu i\u0161 kiekvieno cilindro vir\u0161aus, be reguliatoriaus.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E2%80%9EVienas_caurules%E2%80%9D_atverta_cikla_akvalangs\"><\/span>\u201eSingle tube\u201c atviro ciklo nardymas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Daugumoje \u0161iuolaikini\u0173 atviro ciklo akvalang\u0173 ma\u0161in\u0173 yra nardymo reguliatoriai, kuriuos sudaro pirmos eil\u0117s sl\u0117gio ma\u017einimo vo\u017etuvas, esantis vir\u0161 nardymo cilindro galios vo\u017etuvo. \u0160is vo\u017etuvas paskirsto sl\u0117g\u012f cilindre (kuris gali b\u016bti didesnis nei 300 bar\u0173) esant pastoviam ma\u017eesniam sl\u0117giui, ma\u017edaug 10 bar\u0173 vir\u0161ijan\u010diam aplinkos sl\u0117g\u012f, kuris naudojamas \u201e\u017eemo sl\u0117gio\u201c sistemos dalyje. Palyginti plonas \u017eemo sl\u0117gio vamzdis jungia j\u012f su antros pakopos reguliatoriumi arba reikiamu vo\u017etuvu kandiklyje. I\u0161kv\u0117pimas vyksta per vienpus\u0119 pertvar\u0105 reikiamoje vo\u017etuv\u0173 kameroje, tiesiai vandenyje, visai arti naro burnos. \u0160is tipas vadinamas &quot;vieno vamzd\u017eio&quot;. Pirmasis tokio tipo akvalango modelis buvo Purpoise (Dolphin), pagamintas i\u0161 Australijoje pagamintos akvalango ma\u0161inos.<\/p>\n<p>Visos \u0161iuolaikin\u0117s nardymo ma\u0161inos turi atsargin\u012f antros pakopos vo\u017etuv\u0105, esant\u012f ant antrojo vamzd\u017eio, tokia konfig\u016bracija vadinama \u201ea\u0161tuonkoju\u201c, nes da\u017eniausiai jame yra daug vamzd\u017ei\u0173, i\u0161einan\u010di\u0173 i\u0161 pagrindinio cilindro pavir\u0161iaus \u012fvairiems tikslams. Antrasis \u201eantrojo etapo\u201c reguliatorius, arba \u201eatsarginis oro \u0161altinis\u201c, arba \u201epapildoma sauga\u201c arba \u201eantrin\u0117 sauga\u201c, da\u017eniausiai b\u016bna geltonos spalvos (nurodantis j\u0173 naudojim\u0105 kaip atsargin\u012f arba avarin\u012f \u012frengin\u012f). Paprastai jis \u012ftraukiamas \u012f special\u0173 frikcin\u012f kam\u0161t\u012f ant naro kr\u016btin\u0117s. \u010cia j\u012f nesunku paimti ar pasi\u016blyti kitam narui, kai jam prireikia oro. Tokiu b\u016bdu \u0161is antrasis kandiklis leid\u017eia dviem narams, kurie turi dalintis vienu cilindru, kv\u0117puoti kiekvienu savo kandikliu. Originali\u0105 \u201ea\u0161tuonkojo\u201c id\u0117j\u0105 Sheckas Exley suman\u0117 kaip vien\u0105 plaukimo rinkin\u012f, skirt\u0105 nardytojams urvuose paskirstyti or\u0105 u\u017edaroje erdv\u0117je, ta\u010diau dabar jis naudojamas kaip standartinis pramoginio nardymo rinkinys. \u0160iuolaikiniai \u201ea\u0161tuonkoj\u0173\u201c pagrindinio lygio reguliatoriai pasi\u017eymi auk\u0161to sl\u0117gio prievadais, naudojamiems su kompiuterio jutikliais, ir papildomais prievadais, skirti papildomiems \u017eemo sl\u0117gio vamzd\u017eiams prip\u016bsti pl\u016bdrumo komplekto mechanizmus.<\/p>\n<p>XXI am\u017eiuje vis da\u017eniau papildomi \u201esaugumo\u201c kandikliai buvo derinami su prip\u016btimo ir siurbimo komponentu, pl\u016bdrumo kompensavimo mechanizmu. Kai kurios nardymo mokyklos rekomenduoja narui pirmiausia duoti kandikl\u012f nelaim\u0117s i\u0161tiktam asmeniui, naudojant papildom\u0105 apsaugin\u012f kandikl\u012f. Taip yra tod\u0117l, kad nelaimingas atsitikimas naras turi daug daugiau laiko sugrupuoti \u012frang\u0105 po to, kai prarado kvap\u0105.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kriogenais_atverta_cikla_akvalangs\"><\/span>Kriogeninis atviro ciklo nardymas<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Buvo daug kriogenini\u0173 atviro ciklo akvalang\u0173 su skysto oro rezervuarais, o ne cilindrais.<br \/>\nJordanas Kleinas sumodeliavo kriogenin\u012f atviros grandin\u0117s akvalang\u0105 Mako ir suk\u016br\u0117 beveik prototip\u0105.<br \/>\nRusi\u0161kas kriolangas (I\u0161 graik\u0173 cryo- (frost) + angl. \u201elung\u201c) buvo nukopijuotas i\u0161 Jordano Kleino \u201eMako\u201c akvalango. Janwillem papl\u016bdimio atgaivinimo svetain\u0117je yra 1974 m. Kriolango nuotraukos. Nardymo trukm\u0117 tikriausiai yra kelios valandos. Jis turi b\u016bti u\u017epildytas prie\u0161 pat naudojim\u0105.<br \/>\nSCAMP (Supercritical Air Mobility Pack) yra NASA sukurtas atviro oro skys\u010dio ciklo kv\u0117pavimo aparatas, skirtas naudoti su kosminiu kostiumu.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Rebrizeri\"><\/span>Rebrizeriai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Rebrizeriuose naro i\u0161kvepiamos dujos yra laikomos \u201eprie\u0161ais\u201c tarp \u012fkv\u0117pim\u0173. Kai kuriuose rebrezeriuose atbulinis vo\u017etuvas nukreipia dujas tiesiai per \u201ekilp\u0105\u201c. Kituose rebrizatoriuose \u012fkvepiamos ir i\u0161kvepiamos dujos eina pirmyn ir atgal per vien\u0105 vamzdel\u012f, vadinam\u0105 vo\u017etuv\u0173 sistema. Naro naudojamas deguonis da\u017eniausiai papildomas i\u0161 cilindro, naro i\u0161kvepiamas anglies dioksidas pa\u0161alinamas leid\u017eiant dujas per valytuv\u0105: skardin\u0119, u\u017epildyt\u0105 natrio kalk\u0117mis. Tada dujos galioja pakartotiniam \u012fkv\u0117pimui. \u0160is nardymas su akvalangu \u017einomas kaip \u201eu\u017edara kilpa\u201c.<\/p>\n<p>Ekonomi\u0161kas duj\u0173 panaudojimas rebrezeriams, da\u017eniausiai 1,6 litro deguonies per minut\u0119, leid\u017eia jiems i\u0161b\u016bti po vandeniu ilgiau nei tai \u012fmanoma naudojant atviro ciklo \u012frang\u0105, kur duj\u0173 suvartojimas yra bent 10 kart\u0173 didesnis. Nepaisant to, kad deguonies rebreaeri\u0173 maksimalus nardymo gylis yra apie 6 metrai \/ 18 p\u0117d\u0173, kai kurie visi\u0161kai u\u017edari rebreeriai yra \u012fmanomi iki 100 ir daugiau metr\u0173 \/ 330 p\u0117d\u0173. Pagrindiniai rebrieri\u0173 apribojimai yra anglies dioksido valytuvo, kuris paprastai veik\u0117 apie 3 valandas, veikimo trukm\u0117 ir valytuvo efektyvumas gylyje.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nirsanas_ilgums\"><\/span>Nardymo trukm\u0117<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Atviro ciklo nardymo trukm\u0117 priklauso nuo talpos (duj\u0173 t\u016brio) cilindre, nardymo gylio ir naro kv\u0117pavimo re\u017eimo.<\/p>\n<p>Atviro ciklo naras, kurio kv\u0117pavimo da\u017enis vir\u0161 \u017eem\u0117s (atmosferos sl\u0117gis) yra 15 litr\u0173 per minut\u0119, 20 m gylyje sunaudos 3 * 15 = 45 litrus duj\u0173 per minut\u0119. [20 m \/ 10 m barui) +1 baras atmosferos sl\u0117gis] * 15 l \/ min = 45 l \/ min). Jei 11 litr\u0173 cilindras, pripildytas iki 200 bar\u0173, naudojamas iki 17% rezervo, tada yra (83% * 200 * 11) = 1826 litrai. Esant 45 l\/min., nardymo gylis bus maksimalus 40,5 minut\u0117s (1826\/45). Tokie gyliai ir laikai b\u016bdingi patyrusiems sportuojantiems nardytojams, norintiems neskub\u0117dami tyrin\u0117ti koralinius rifus, naudojant 200 bar\u0173 aliuminio cilindrus, nuomojamus i\u0161 komercini\u0173 sportini\u0173 nar\u0173 asociacij\u0173 tropin\u0117se salose ar paj\u016brio kurortuose.<\/p>\n<p>Nardymas u\u017edaro ciklo reboileriu trunka apie tris kartus ilgiau nei su atviru; dujos yra perdirbamos, ta\u010diau nepriklausomai tiekiamos \u0161vie\u017eios dujos, kad pakeist\u0173 sunaudot\u0105 deguon\u012f, o duj\u0173 perteklius i\u0161leid\u017eiamas. Kadangi tokio tipo ma\u0161inos dujas naudoja kur kas ekonomi\u0161kiau, naras turi i\u0161laikyti ma\u017eesnius balionus pagal svor\u012f. Vis d\u0117lto u\u017edaro ciklo sistema leid\u017eia nardyti dvigubai ilgiau nei atviro ciklo nardymas (apie 2 valandas).<\/p>\n<p>Narai, naudojantys deguonies rebrierius, sunaudoja apie 1 litr\u0105 deguonies per minut\u0119, tai yra tiek pat, kiek ir visi\u0161kai u\u017edar\u0173 rebreereri\u0173. I\u0161skyrus pakilimo metu, kai tinkamai veikiantis visi\u0161kai u\u017edaro ciklo keitiklis i\u0161 tikr\u0173j\u0173 nenaudoja tirpiklio. Taigi naras, turintis 3 litr\u0173 deguonies balion\u0105 pripildyt\u0105 200 bar\u0173 ir palik\u0119s 25% rezerve, turi galimyb\u0119 nardyti 450 minu\u010di\u0173 (3 L * 200bar * 0,75 \/ 1). \u0160\u012f nardym\u0105 ribojantis veiksnys yra tas, kad valytuvo natrio kalki\u0173 galiojimo laikas yra trumpesnis.<br \/>\nPrakti\u0161kai nardymo trukm\u0119 \u012ftakoja \u012fvair\u016bs veiksniai, tokie kaip vandens temperat\u016bra ir saugaus pakilimo reikalavimai.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"Uzzini_vairak_par_udenslideju_ekipejumu\"><\/span>Su\u017einokite daugiau apie nardymo \u012frang\u0105<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol>\n<li><a href=\"https:\/\/daivings.lv\/daivinga-ekipejuma-noma\/\">Nardymo \u012frangos nuoma<\/a><\/li>\n<li><a href=\"https:\/\/daivings.lv\/nirsanas-ekipejuma-apkope\/\">Nardymo \u012frangos prie\u017ei\u016bra<\/a><\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>\u201eSCUBA\u201c, rei\u0161kiantis nardym\u0105, yra \u017eod\u017ei\u0173 santrumpa \u2013 autonominis povandeninis kv\u0117pavimo aparatas. Inicialai \u201eSCUBA\u201c atsirado JAV 1939 m., siekiant si\u0173sti kv\u0117pavimo aparatus kariniams narams. Kaip ir naudojant radar\u0105, \u0161ie sutrumpinimai tapo tokie pa\u017e\u012fstami, kad da\u017enai nebebuvo ra\u0161omi [\u2026]<\/p>","protected":false},"author":1,"featured_media":1381,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-3197","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-daivinga-ekipejums"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kas ir \u016bdensl\u012bd\u0113ja akvalangs (scuba) un ko ar to dara? - Daivings.lv<\/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:\/\/daivings.lv\/lt\/kas-vandens-akvalangas-ir-ka-tai-veikia\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kas ir \u016bdensl\u012bd\u0113ja akvalangs (scuba) un ko ar to dara? 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