{"id":11095,"date":"2025-08-29T03:20:43","date_gmt":"2025-08-29T03:20:43","guid":{"rendered":"https:\/\/daivings.lv\/?p=11095"},"modified":"2025-09-22T09:02:21","modified_gmt":"2025-09-22T09:02:21","slug":"nirsana-ar-rebrideru-slegta-cikla-rebrizers-ccr-un-nireju-izpratne-par-skabekla-spiedienu","status":"publish","type":"post","link":"https:\/\/daivings.lv\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/","title":{"rendered":"Sukeldumine suletud ts\u00fckliga hingamisaparaadiga (CCR) ja sukeldujate arusaam hapnikur\u00f5hust"},"content":{"rendered":"<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\">Sisukord<\/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=\"Sisukorra kuvamine\/peitmine\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">L\u00fclita<\/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\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/#Raksts_tapis_kopa_ar_Valteru_Preimani_MSDT_Master_Scuba_Diver_Trainer\" >Artikkel kirjutati koos Valters Preimaniga, MSDT-ga (sukeldumismeisterkoolitaja).<\/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\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/#PO2_09_Decompression_Setpoint\" >PO2 = 0,9 (dekompressiooni s\u00e4ttepunkt)<\/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\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/#PO2_14_Bottom_Setpoint\" >PO2 = 1,4 (alumine seadev\u00e4\u00e4rtus)<\/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\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/#Slapekla_izvadisana\" >L\u00e4mmastiku eemaldamine<\/a><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading has-medium-font-size\"><span class=\"ez-toc-section\" id=\"Raksts_tapis_kopa_ar_Valteru_Preimani_MSDT_Master_Scuba_Diver_Trainer\"><\/span>Artikkel kirjutati koos Valters Preimaniga, MSDT-ga (sukeldumismeisterkoolitaja).<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e4na tahan k\u00e4sitleda teemat, mis tekitab sageli k\u00fcsimusi nii minu \u00f5pilastes kui ka kogenud sukeldujates: nitrox hingamisaparaadis. <em>suletud ahelaga hingamisseade<\/em>\u00a0(CCR) \u2013 kuidas see v\u00e4lja n\u00e4eb v\u00f5rreldes avatud ts\u00fckliga sukeldumisega. See on oluline samm selle m\u00f5istmisel, kuidas t\u00e4nap\u00e4evase tehnoloogia abil s\u00fcgavamale ja kauem sukelduda.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Suurim erinevus seisneb selles, kuidas taaskasvatajat hallatakse. <strong>hapniku osar\u00f5hk (PO2)<\/strong>Avatud ts\u00fckliga sukeldumine (<strong><a href=\"https:\/\/daivings.lv\/padi-owd-apmaciba-latvija\/\">Paddy OWD kursusel<\/a><\/strong>) nitroksi puhul t\u00e4hendab, et hingate gaasi, mille hapnikusisaldus on fikseeritud (nt 32%). Teie PO2 suureneb s\u00fcgavamale minnes. N\u00e4iteks 32% nitroksi puhul 20 meetri s\u00fcgavusel on teie PO2 0,96 ATA.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><img decoding=\"async\" src=\"https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/JJ-SLOKA-QUARRY-1024x678.jpg?v=1758531487\" alt=\"\"><\/td><td><img decoding=\"async\" src=\"https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/JJ-CCR-1024x576.jpg\" alt=\"\"><\/td><\/tr><tr><td>JJ CCR hingamisharjutuse koolitus Sloka karj\u00e4\u00e4ris<\/td><td>JJ CCR hingamisharjutuse treening BA ballooniga<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Aga hingamisaparaat t\u00f6\u00f6tab teistmoodi. See on nagu sinu isiklik gaasimikser vee all. Sa m\u00e4\u00e4rad oma soovitud PO2 (nt 1,4 ATA) ja hingamisaparaadi arvuti reguleerib automaatselt hapniku protsenti, et see v\u00e4\u00e4rtus p\u00fcsiks konstantsena olenemata s\u00fcgavusest. See on... <strong>pidev PO2 sukeldumine<\/strong>.<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>Kui suur osa nitroksist hingatakse sisse erinevatel s\u00fcgavustel, kui PO2 hoitakse konstantsena? <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vaatame m\u00f5ningaid n\u00e4iteid meie valemite abil:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FO2 = P ambitsioonikas PO2<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kus P amb (absoluutr\u00f5hk) on 1 + 10 s\u00fcgavuse kohta<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PO2_09_Decompression_Setpoint\"><\/span>PO2 = 0,9 (dekompressiooni s\u00e4ttepunkt)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Seda seadistust kasutatakse tavaliselt dekompressioonipeatuste ajal l\u00e4mmastikust t\u00f5husaks vabanemiseks.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>4 meetrit (1.4 ATA):<\/strong> Kordushingaja lisab segule hapnikku, et see muutuks <strong>64.3% nitroksi<\/strong>.<\/li>\n\n\n\n<li><strong>6 meetrit (1,6 ATA):<\/strong> Hapniku hulk v\u00e4heneb kuni <strong>56.3% nitroksi<\/strong>.<\/li>\n\n\n\n<li><strong>20 meetrit (3.0 ATA):<\/strong> N\u00fc\u00fcd sa hingad. <strong>30% nitroksi<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"PO2_14_Bottom_Setpoint\"><\/span>PO2 = 1,4 (alumine seadev\u00e4\u00e4rtus)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">See on maksimaalne lubatud PO2 s\u00fcgavusel, tagades maksimaalse efektiivsuse ilma riskita.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>4 meetrit (1.4 ATA):<\/strong> Sa hingad. <strong>100% hapnik<\/strong>.<\/li>\n\n\n\n<li><strong>6 meetrit (1,6 ATA):<\/strong> Rehingamisseade v\u00e4hendab hapniku hulka <strong>87.5% nitroksi<\/strong>.<\/li>\n\n\n\n<li><strong>20 meetrit (3.0 ATA):<\/strong> Sa hingad. <strong>46.7% nitroksi<\/strong>.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Nagu n\u00e4ete, ei ole gaasi protsent hingamists\u00fckliga sukeldumisel fikseeritud. See muutub teie seatud PO2 s\u00e4ilitamiseks. See on suurim eelis ja erinevus. Kui avatud vooluringiga sukelduja on sunnitud sukelduma kindla seguga, siis hingamists\u00fckliga sukelduja hingab alati k\u00f5ige optimaalsemat gaasi, mis maksimeerib vee all veedetud aega ja minimeerib dekompressioonikohustusi.<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>Millist m\u00f5ju avaldab 50% nitrox inimesele 6 meetri s\u00fcgavusel, kuidas see f\u00fcsioloogiliselt m\u00f5jub?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Sukeldumine 6 meetri s\u00fcgavusele 50% nitroksiga (EAN50)<\/strong> on v\u00e4ga ohutu, aga seda kasutatakse p\u00f5him\u00f5tteliselt <strong>dekompressioonipeatused<\/strong>F\u00fcsioloogiliselt on peamine m\u00f5ju <strong>hapniku osar\u00f5hk (PO2)<\/strong> m\u00f5ju ja oluliselt v\u00e4henenud <strong>l\u00e4mmastik (N2)<\/strong> kogus.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"994\" height=\"193\" src=\"https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219.png?v=1756437223\" alt=\"\" class=\"wp-image-11096\" srcset=\"https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219.png?v=1756437223 994w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-300x58.png?v=1756437223 300w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-768x149.png?v=1756437223 768w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-18x3.png?v=1756437223 18w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-230x45.png?v=1756437223 230w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-350x68.png?v=1756437223 350w, https:\/\/daivings.lv\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-29-061219-480x93.png?v=1756437223 480w\" sizes=\"auto, (max-width: 994px) 100vw, 994px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">See PO2 tase (0,8 ATA) on t\u00e4iesti ohutu ja isegi madalam kui harrastussukeldumisel lubatud maksimaalne tase (1,4 ATA). See ei p\u00f5hjusta hapnikutoksilisust. Seet\u00f5ttu kasutatakse 50% nitroksi segu sageli dekompressioonigaasina, kuna see kiirendab l\u00e4mmastiku eritumist organismist, hoides samal ajal PO2 taseme ohututes piirides.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Slapekla_izvadisana\"><\/span>L\u00e4mmastiku eemaldamine<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Peamine f\u00fcsioloogiline kasu on oluliselt v\u00e4henenud l\u00e4mmastiku imendumine. \u00d5hk sisaldab 79% l\u00e4mmastikku, samas kui 50% nitroksi segu sisaldab ainult 50% l\u00e4mmastikku. Selle tulemusena:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u00e4hendatud l\u00e4mmastikustress:<\/strong> Keha omastab palju v\u00e4hem l\u00e4mmastikku, mis v\u00e4hendab oluliselt dekompressioonhaiguse riski.<\/li>\n\n\n\n<li><strong>Kiirem l\u00e4mmastiku eemaldamine:<\/strong> Kui seda segu kasutatakse dekompressioonipeatuseks, soodustab k\u00f5rge hapnikusisaldus l\u00e4mmastiku vabanemist kudedest, mis v\u00f5imaldab l\u00fchemat dekompressiooniaega.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Praktikas on 50% nitroksiga 6 meetri s\u00fcgavusel laskumise ajal l\u00e4mmastiku omastamine v\u00e4ga minimaalne, kuid s\u00fcgavama sukeldumise j\u00e4rel dekompressioonigaasina kasutamisel toimib see kogunenud l\u00e4mmastiku eemaldamisel v\u00e4ga t\u00f5husalt.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">Kutsume teid \u00f5ppima hingamissukeldumist, et avastada selle eeliseid ja viia oma sukeldumisoskused uuele tasemele. Ohutut sukeldumist!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Valters Preimanis<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PADI MSDT treener Daivings.lv<\/p>","protected":false},"excerpt":{"rendered":"<p>See artikkel kirjutati koos Valters Preimani, MSDT-ga (sukeldumismeistri koolitaja). T\u00e4na tahan k\u00e4sitleda teemat, mis tekitab sageli k\u00fcsimusi nii minu \u00f5pilastes kui ka kogenud sukeldujates: nitroksi kasutamine hingamisaparaadis\/suletud ts\u00fckliga hingamisaparaadis (CCR) \u2013 kuidas see v\u00f5rdub avatud ts\u00fckliga sukeldumisega. See [\u2026]<\/p>","protected":false},"author":1,"featured_media":10475,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1600],"tags":[],"class_list":["post-11095","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tehniska-nirsana"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nir\u0161ana ar rebr\u012bderu (sl\u0113gta cikla rebr\u012bzers\u00a0(CCR)) un nir\u0113ju izpratne par sk\u0101bek\u013ca spiedienu - 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\/ee\/suletud-tsukliga-hingamisaparaadiga-ccr-sukeldumine-ja-sukeldujate-arusaam-hapnikurohust\/\" \/>\n<meta property=\"og:locale\" content=\"et_EE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nir\u0161ana ar rebr\u012bderu (sl\u0113gta cikla rebr\u012bzers\u00a0(CCR)) un nir\u0113ju izpratne par sk\u0101bek\u013ca spiedienu - Daivings.lv\" \/>\n<meta property=\"og:description\" content=\"Raksts tapis kop\u0101 ar Valteru Preimani, MSDT (Master Scuba Diver Trainer). \u0160odien es v\u0113los piev\u0113rsties t\u0113mai, kas bie\u017ei rada jaut\u0101jumus gan maniem studentiem, gan pieredz\u0113ju\u0161iem nir\u0113jiem: nitrokss rebreather\u012b\/ sl\u0113gta cikla rebr\u012bzers\u00a0(CCR) &#8211; k\u0101 tas izskat\u0101s pret atkl\u0101t\u0101 cikla akvalangu. 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