{"id":17035,"date":"2026-02-02T10:52:47","date_gmt":"2026-02-02T09:52:47","guid":{"rendered":"https:\/\/soprassub.com\/?p=17035"},"modified":"2026-02-02T10:52:49","modified_gmt":"2026-02-02T09:52:49","slug":"chladna-voda-cold-water","status":"publish","type":"post","link":"https:\/\/soprassub.com\/cs\/chladna-voda-cold-water\/","title":{"rendered":"Chladn\u00e1 voda (Cold water)"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">Chladn\u00e1 voda (Cold water)<\/h1>\n\n\n\n<p>Chladn\u00e1 voda v kontextu pot\u00e1p\u011bn\u00ed ozna\u010duje vodn\u00ed prost\u0159ed\u00ed s teplotou ni\u017e\u0161\u00ed ne\u017e 15 \u00b0C, p\u0159i\u010dem\u017e studen\u00e1 voda je obvykle definov\u00e1na jako voda pod 10 \u00b0C. Pot\u00e1p\u011bn\u00ed v chladn\u00e9 vod\u011b p\u0159edstavuje specifick\u00e9 v\u00fdzvy a rizika, kter\u00e1 vy\u017eaduj\u00ed p\u0159izp\u016fsoben\u00e9 vybaven\u00ed, techniky a p\u0159\u00edpravu. Teplota vody m\u00e1 z\u00e1sadn\u00ed vliv na lidsk\u00e9 t\u011blo, kter\u00e9 ztr\u00e1c\u00ed teplo ve vod\u011b p\u0159ibli\u017en\u011b 25kr\u00e1t rychleji ne\u017e ve vzduchu stejn\u00e9 teploty. Tento fakt \u010din\u00ed z tepeln\u00e9 izolace a prevence podchlazen\u00ed prioritn\u00ed z\u00e1le\u017eitost. Chladn\u00e1 voda ovliv\u0148uje tak\u00e9 chov\u00e1n\u00ed pot\u00e1p\u011b\u010dsk\u00e9ho vybaven\u00ed \u2013 regul\u00e1tory mohou zamrzat, neopreny se stla\u010duj\u00ed v\u00fdrazn\u011bji a pohyblivost je omezen\u00e1 d\u00edky tlou\u0161\u0165ce ochrann\u00fdch oblek\u016f. P\u0159esto nab\u00edz\u00ed pot\u00e1p\u011bn\u00ed v chladn\u00e9 vod\u011b jedine\u010dn\u00e9 z\u00e1\u017eitky a p\u0159\u00edle\u017eitosti. Severoevropsk\u00e1 mo\u0159e, horsk\u00e1 jezera a n\u011bkter\u00e9 sv\u011btov\u00e9 destinace jako Island nebo Norsko poskytuj\u00ed v\u00fdjime\u010dnou viditelnost, bohat\u00fd podmo\u0159sk\u00fd \u017eivot a technick\u00e9 v\u00fdzvy pro pokro\u010dil\u00e9 pot\u00e1p\u011b\u010de. Ka\u017ed\u00fd pot\u00e1p\u011b\u010d pl\u00e1nuj\u0105cy ponory v chladn\u00e9 vod\u011b mus\u00ed absolvovat specifick\u00fd v\u00fdcvik, investovat do kvalitn\u00edho vybaven\u00ed a respektovat zv\u00fd\u0161en\u00e1 bezpe\u010dnostn\u00ed opat\u0159en\u00ed. Podchlazen\u00ed (hypotermie) je re\u00e1ln\u00e9 nebezpe\u010d\u00ed, kter\u00e9 m\u016f\u017ee v\u00e9st k z\u00e1va\u017en\u00fdm zdravotn\u00edm komplikac\u00edm nebo selh\u00e1n\u00ed organismu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Definice teplotn\u00edch p\u00e1sem<\/h2>\n\n\n\n<p>Kategorizace teplot vody nen\u00ed jednotn\u00e1 nap\u0159\u00ed\u010d certifika\u010dn\u00edmi agenturami, ale obecn\u011b se pou\u017e\u00edv\u00e1 n\u00e1sleduj\u00edc\u00ed rozd\u011blen\u00ed.<\/p>\n\n\n\n<p>Tepl\u00e1 voda m\u00e1 teplotu nad 24 \u00b0C. Najdete ji v tropick\u00fdch a subtropick\u00fdch oblastech. Pot\u00e1p\u011bn\u00ed vy\u017eaduje minim\u00e1ln\u00ed termickou ochranu, \u010dasto posta\u010duje lycra oblek nebo tenk\u00fd neopren 3 mm. Riziko podchlazen\u00ed je n\u00edzk\u00e9 i p\u0159i dlouh\u00fdch ponorech.<\/p>\n\n\n\n<p>Vla\u017en\u00e1 voda m\u00e1 teplotu 18\u201324 \u00b0C. Typick\u00e1 pro St\u0159edomo\u0159\u00ed v l\u00e9t\u011b, Rud\u00e9 mo\u0159e nebo Karibik mimo letn\u00ed m\u011bs\u00edce. Doporu\u010duje se neopren 5 mm nebo krat\u0161\u00ed ponory v 3 mm. Del\u0161\u00ed pobyty ve vod\u011b mohou v\u00e9st k postupn\u00e9mu ochlazov\u00e1n\u00ed.<\/p>\n\n\n\n<p>Chladn\u00e1 voda m\u00e1 teplotu 10\u201315 \u00b0C. Zahrnuje severoevropsk\u00e1 mo\u0159e, horsk\u00e1 jezera a oce\u00e1ny v m\u00edrn\u00e9m p\u00e1smu. Vy\u017eaduje neopren 7 mm nebo such\u00fd oblek. Tepeln\u00e1 ztr\u00e1ta je v\u00fdznamn\u00e1 a podchlazen\u00ed hroz\u00ed po 30\u201360 minut\u00e1ch bez adekv\u00e1tn\u00ed ochrany.<\/p>\n\n\n\n<p>Studen\u00e1 voda m\u00e1 teplotu 5\u201310 \u00b0C. Charakteristick\u00e1 pro arktick\u00e9 a subarktick\u00e9 oblasti, zimn\u00ed pot\u00e1p\u011bn\u00ed pod ledem a vysokohorsk\u00e1 jezera. Such\u00fd oblek je nezbytn\u00fd s kvalitn\u00edm termopr\u00e1dlem. Exponovan\u00e9 \u010d\u00e1sti t\u011bla (ruce, hlava) vy\u017eaduj\u00ed speci\u00e1ln\u00ed ochranu. Podchlazen\u00ed m\u016f\u017ee nastat b\u011bhem n\u011bkolika minut.<\/p>\n\n\n\n<p>\u041b\u0435\u0434ov\u00e1 voda m\u00e1 teplotu pod 5 \u00b0C. Extr\u00e9mn\u00ed podm\u00ednky vy\u017eaduj\u00edc\u00ed specializovan\u00e9 vybaven\u00ed a v\u00fdcvik. Riziko je velmi vysok\u00e9. Podchlazen\u00ed nast\u00e1v\u00e1 b\u011bhem minut. Pot\u00e1p\u011bn\u00ed pod ledem nebo v pol\u00e1rn\u00edch oblastech spad\u00e1 do technick\u00e9ho pot\u00e1p\u011bn\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Fyziologick\u00e9 \u00fa\u010dinky chladu<\/h2>\n\n\n\n<p>Lidsk\u00e9 t\u011blo udr\u017euje vnit\u0159n\u00ed teplotu p\u0159ibli\u017en\u011b 37 \u00b0C. P\u0159i pot\u00e1p\u011bn\u00ed v chladn\u00e9 vod\u011b za\u010d\u00edn\u00e1 t\u011blo ztr\u00e1cet teplo rychleji, ne\u017e ho dok\u00e1\u017ee produkovat. Tento proces m\u00e1 n\u011bkolik f\u00e1z\u00ed a d\u016fsledk\u016f.<\/p>\n\n\n\n<p>Okam\u017eit\u00e1 reakce na pono\u0159en do chladn\u00e9 vody je \u0161ok z chladu. Doch\u00e1z\u00ed k rychl\u00e9mu n\u00e1dechu, zrychlen\u00ed tepu a zv\u00fd\u0161en\u00ed krevn\u00edho tlaku. D\u00fdch\u00e1n\u00ed se st\u00e1v\u00e1 rychl\u00fdm a m\u011blk\u00fdm. Tato reakce trv\u00e1 1\u20133 minuty. Je nebezpe\u010dn\u00e1, proto\u017ee m\u016f\u017eete ne\u00famysln\u011b vdechnout vodu nebo p\u0159ej\u00edt do hyperventilace. Zku\u0161en\u00ed pot\u00e1p\u011b\u010di v chladn\u00e9 vod\u011b se pono\u0159uj\u00ed pomalu a kontroluj\u00ed d\u00fdch\u00e1n\u00ed v\u011bdom\u011b.<\/p>\n\n\n\n<p>Ztr\u00e1ta tepla z perifern\u00edch \u010d\u00e1st\u00ed t\u011bla nast\u00e1v\u00e1 jako prvn\u00ed. Prsty na rukou a nohou jsou nejcitliv\u011bj\u0161\u00ed. Za\u010d\u00edn\u00e1te ztr\u00e1cet citlivost a jemnou motoriku. Zap\u00edn\u00e1n\u00ed p\u0159ezek nebo ovl\u00e1d\u00e1n\u00ed mal\u00fdch ventil\u016f se st\u00e1v\u00e1 obt\u00ed\u017en\u00fdm. Vazokonstr\u011bkce (z\u00fa\u017een\u00ed c\u00e9v) v kon\u010detin\u00e1ch omezuje prokrven\u00ed a t\u00edm i ztr\u00e1tu tepla, ale z\u00e1rove\u0148 sni\u017euje funk\u010dnost.<\/p>\n\n\n\n<p>Svalov\u00fd t\u0159es (zimnice) je obrannou reakc\u00ed t\u011bla. Svaly se rychle stahuj\u00ed a uvol\u0148uj\u00ed, \u010d\u00edm\u017e produkuj\u00ed teplo. T\u0159es za\u010d\u00edn\u00e1 p\u0159i poklesu vnit\u0159n\u00ed teploty o 0,5\u20131 \u00b0C. Spot\u0159ebov\u00e1v\u00e1 v\u00fdznamn\u00e9 mno\u017estv\u00ed energie a kysl\u00edku. Pod vodou v\u00e1s t\u0159es unavuje rychleji a zvy\u0161uje spot\u0159ebu vzduchu.<\/p>\n\n\n\n<p>Ment\u00e1ln\u00ed v\u00fdkon kles\u00e1 s postupuj\u00edc\u00edm podchlazen\u00edm. My\u0161len\u00ed se zpomaluje, rozhodov\u00e1n\u00ed je pomalej\u0161\u00ed a m\u00e9n\u011b p\u0159esn\u00e9. Koordinace pohyb\u016f se zhor\u0161uje. V pokro\u010dilej\u0161\u00edch st\u00e1di\u00edch nast\u00e1v\u00e1 zmaten\u00ed, apatace nebo dokonce ztr\u00e1ta v\u011bdom\u00ed.<\/p>\n\n\n\n<p>M\u00edrn\u00e1 hypotermie nast\u00e1v\u00e1 p\u0159i poklesu vnit\u0159n\u00ed teploty na 35\u201332 \u00b0C. P\u0159\u00edznaky zahrnuj\u00ed intenzivn\u00ed t\u0159es, zhor\u0161enou koordinaci, zpomalen\u00e9 my\u0161len\u00ed a \u00fanavu. Tato f\u00e1ze je reverzibiln\u00ed zah\u0159\u00e1t\u00edm.<\/p>\n\n\n\n<p>St\u0159edn\u00ed hypotermie (32\u201328 \u00b0C) se projevuje zmatenost\u00ed, slab\u00fdm t\u0159esem nebo jeho absenc\u00ed, modr\u00e1n\u00edm k\u016f\u017ee a zpomalen\u00edm tepu. Ob\u011b\u0165 pot\u0159ebuje okam\u017eitou l\u00e9ka\u0159skou pomoc a kontrolovan\u00e9 zah\u0159\u00edv\u00e1n\u00ed.<\/p>\n\n\n\n<p>T\u011b\u017ek\u00e1 hypotermie (pod 28 \u00b0C) je \u017eivot ohro\u017euj\u00edc\u00ed. T\u0159es ust\u00e1v\u00e1, v\u011bdom\u00ed je sn\u00ed\u017een\u00e9 nebo ztracen\u00e9, tep a d\u00fdch\u00e1n\u00ed jsou velmi pomal\u00e9. Hroz\u00ed srde\u010dn\u00ed z\u00e1stava. Vy\u017eaduje okam\u017eitou l\u00e9ka\u0159skou pomoc v nemocnici.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vybaven\u00ed pro chladnou vodu<\/h2>\n\n\n\n<p>Z\u00e1kladem je termick\u00e1 ochrana. M\u00e1te dv\u011b hlavn\u00ed mo\u017enosti \u2013 mokr\u00fd oblek (neopren) nebo such\u00fd oblek.<\/p>\n\n\n\n<p>Mokr\u00e9 obleky funguj\u00ed tak, \u017ee tenk\u00e1 vrstva vody mezi t\u011blem a neoprenem se zah\u0159eje na t\u011blesnou teplotu. Neopren obsahuje mal\u00e9 bubliny plynu, kter\u00e9 izoluj\u00ed. Tlou\u0161\u0165ka neoprenu ur\u010duje stupe\u0148 izolace. Pro chladnou vodu (10\u201315 \u00b0C) je vhodn\u00fd 7 mm neopren. Pro studenou vodu (5\u201310 \u00b0C) je 7 mm minimum, ale st\u00e1le m\u016f\u017ee b\u00fdt nedostate\u010dn\u00e9 pro del\u0161\u00ed ponory. Nev\u00fdhodou je, \u017ee voda pr\u016fb\u011b\u017en\u011b cirkuluje a odn\u00e1\u0161\u00ed teplo. Nav\u00edc se neopren ve v\u011bt\u0161\u00edch hloubk\u00e1ch stla\u010duje a ztr\u00e1c\u00ed izola\u010dn\u00ed vlastnosti.<\/p>\n\n\n\n<p>Such\u00e9 obleky udr\u017euj\u00ed t\u011blo such\u00e9. Voda se nedostane dovnit\u0159. Pod oblek si navl\u00e9knete termopr\u00e1dlo, kter\u00e9 poskytuje izolaci. Such\u00fd oblek s\u00e1m o sob\u011b izoluje minim\u00e1ln\u011b. Vzduch uvnit\u0159 obleku slou\u017e\u00ed jako izolant. V\u00fdhodou je, \u017ee z\u016fst\u00e1v\u00e1te such\u00ed a tepl\u00ed i v extr\u00e9mn\u011b chladn\u00e9 vod\u011b. Kontrolujete vztlak p\u0159id\u00e1v\u00e1n\u00edm nebo vypou\u0161t\u011bn\u00edm vzduchu z obleku p\u0159es infl\u00e1torov\u00fd ventil. Nev\u00fdhodou je vy\u0161\u0161\u00ed cena, nutnost speci\u00e1ln\u00edho v\u00fdcviku a slo\u017eit\u011bj\u0161\u00ed \u00fadr\u017eba.<\/p>\n\n\n\n<p>Typy such\u00fdch oblek\u016f zahrnuj\u00ed neopr\u00e9nov\u00e9 (flexibiln\u011bj\u0161\u00ed, ur\u010dit\u00e1 vlastn\u00ed izolace, m\u00e9n\u011b odoln\u00e9) a trilamin\u00e1tov\u00e9 (lehk\u00e9, kompaktn\u00ed, \u017e\u00e1dn\u00e1 vlastn\u00ed izolace, odoln\u00e9). Trilamin\u00e1t vy\u017eaduje kvalitn\u011bj\u0161\u00ed termopr\u00e1dlo.<\/p>\n\n\n\n<p>Kukla chr\u00e1n\u00ed hlavu, kter\u00e1 je odpov\u011bdn\u00e1 za 30\u201340 % celkov\u00e9 ztr\u00e1ty tepla. Pro chladnou vodu je kukla 5\u20137 mm nezbytn\u00e1. Zakr\u00fdv\u00e1 celou hlavu krom\u011b obli\u010deje. Pro studenou vodu existuj\u00ed kukly s kr\u00e1tk\u00fdm v\u00fddechov\u00fdm n\u00e1stavcem, kter\u00e9 minimalizuj\u00ed odkrytou \u010d\u00e1st obli\u010deje.<\/p>\n\n\n\n<p>Rukavice mus\u00ed b\u00fdt dostate\u010dn\u011b tlust\u00e9 (5\u20137 mm pro chladnou vodu), ale z\u00e1rove\u0148 umo\u017e\u0148ovat manipulaci s ventily a p\u0159ezkami. T\u0159\u00edprst\u00e9 rukavice (t\u0159\u00edprstky) nebo pal\u010d\u00e1ky poskytuj\u00ed lep\u0161\u00ed izolaci ne\u017e p\u011btiprst\u00e9, ale sni\u017euj\u00ed obratnost. Such\u00fd oblek m\u00e1 \u010dasto integrovan\u00e9 t\u011bsn\u00edc\u00ed man\u017eety a pou\u017e\u00edv\u00e1te ten\u010d\u00ed rukavice uvnit\u0159 such\u00fdch rukavic p\u0159ipojen\u00fdch k obleku.<\/p>\n\n\n\n<p>Boty nebo pono\u017eky z\u00e1vis\u00ed na typu obleku. Mokr\u00fd oblek pou\u017e\u00edv\u00e1 neoprenov\u00e9 boty 5\u20137 mm. Such\u00fd oblek m\u016f\u017ee m\u00edt integrovan\u00e9 boty nebo pou\u017e\u00edv\u00e1te t\u011bsn\u00edc\u00ed pono\u017eky a p\u0159ezouvac\u00ed boty.<\/p>\n\n\n\n<p>Regul\u00e1tory pro chladnou vodu mus\u00ed b\u00fdt konstruov\u00e1ny proti zamrz\u00e1n\u00ed. Teplota vzduchu kles\u00e1 p\u0159i expanzi z vysok\u00e9ho tlaku na d\u00fdchateln\u00fd tlak (adiabatick\u00fd proces). V chladn\u00e9 vod\u011b m\u016f\u017ee prvn\u00ed nebo druh\u00fd stupe\u0148 regul\u00e1toru zamrznout. To vede k voln\u00e9mu pr\u016ftoku vzduchu nebo \u00fapln\u00e9mu selh\u00e1n\u00ed. Regul\u00e1tory pro chladnou vodu maj\u00ed speci\u00e1ln\u00ed t\u011bsn\u011bn\u00ed, v\u011bt\u0161\u00ed vnit\u0159n\u00ed komponenty a n\u011bkdy syst\u00e9m uzav\u0159en\u00e9ho cyklu s antifreezing kapalinou. Nikdy nepou\u017e\u00edvejte standardn\u00ed tropick\u00fd regul\u00e1tor v chladn\u00e9 vod\u011b.<\/p>\n\n\n\n<p>Pot\u00e1p\u011b\u010dsk\u00fd po\u010d\u00edta\u010d nebo hodinky mus\u00ed fungovat p\u0159i n\u00edzk\u00fdch teplot\u00e1ch. LCD displeje mohou p\u0159i extr\u00e9mn\u00edm chladu zpomalit nebo zmrznout. N\u011bkter\u00e9 po\u010d\u00edta\u010de maj\u00ed vyh\u0159\u00edvan\u00e9 displeje.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pl\u00e1nov\u00e1n\u00ed ponoru v chladn\u00e9 vod\u011b<\/h2>\n\n\n\n<p>P\u0159ed ponorem zva\u017ete sv\u00e9 zku\u0161enosti. Pokud jste zvykl\u00ed na teplou vodu, prvn\u00ed ponory v chladu budou n\u00e1ro\u010dn\u011bj\u0161\u00ed, ne\u017e o\u010dek\u00e1v\u00e1te. Za\u010dn\u011bte s m\u011bl\u010d\u00edmi a krat\u0161\u00edmi ponory. Zvykejte si postupn\u011b.<\/p>\n\n\n\n<p>Kontrola vybaven\u00ed je d\u016fkladn\u011bj\u0161\u00ed ne\u017e v tepl\u00e9 vod\u011b. Zkontrolujte t\u011bsnost such\u00e9ho obleku, funk\u010dnost ventil\u016f, stav t\u011bsn\u011bn\u00ed a zipu. Otestujte regul\u00e1tor p\u0159ed ponorem \u2013 nafoukn\u011bte a nechte ho chv\u00edli viset. Pokud zamrzne u\u017e na vzduchu, ur\u010dit\u011b zamrzne pod vodou.<\/p>\n\n\n\n<p>Spr\u00e1vn\u00e9 obl\u00e9k\u00e1n\u00ed such\u00e9ho obleku vy\u017eaduje \u010das. Navl\u00e9kn\u011bte termopr\u00e1dlo vrstvy. Ujist\u011bte se, \u017ee t\u011bsn\u00edc\u00ed man\u017eety (na z\u00e1p\u011bst\u00edch a krku) sed\u00ed spr\u00e1vn\u011b. Ne\u0161puntujte vzduch v obleku p\u0159ed vstupem do vody. Budete pot\u0159ebovat pomoc partnera p\u0159i zap\u00edn\u00e1n\u00ed zipu.<\/p>\n\n\n\n<p>Vstup do vody d\u011blejte pomalu. Skok do chladn\u00e9 vody m\u016f\u017ee zp\u016fsobit \u0161ok z chladu. Rad\u011bji postupn\u011b sestupujte po \u017eeb\u0159\u00edku nebo z b\u0159ehu. Nad\u00fdchn\u011bte se zhluboka a zklidn\u011bte d\u00fdch\u00e1n\u00ed p\u0159ed pono\u0159en\u00edm hlavy.<\/p>\n\n\n\n<p>Sestup prov\u00e1d\u011bjte kontrolovan\u011b. P\u0159id\u00e1vejte vzduch do such\u00e9ho obleku pr\u016fb\u011b\u017en\u011b, abyste kompenzovali stla\u010dov\u00e1n\u00ed. Sledujte sv\u00e9 pocity. Pokud uc\u00edt\u00edte zimnici nebo nepohodl\u00ed u\u017e v m\u011blk\u00e9 hloubce, zva\u017ete ukon\u010den\u00ed ponoru.<\/p>\n\n\n\n<p>Krat\u0161\u00ed ponory jsou rozumn\u011bj\u0161\u00ed. I s dobr\u00fdm vybaven\u00edm v\u00e1s chlad postupn\u011b vy\u010derp\u00e1v\u00e1. Pl\u00e1nujte ponor na 30\u201340 minut v chladn\u00e9 vod\u011b, i kdy\u017e m\u00e1te vzduch na hodinu. Posledn\u00ed \u010d\u00e1st ponoru str\u00e1v\u00edte u\u017e podchlazeni a \u00fanava se projev\u00ed p\u0159i v\u00fdstupu.<\/p>\n\n\n\n<p>Monitorujte sv\u00e9 t\u011blo b\u011bhem ponoru. Prvn\u00ed zn\u00e1mkou probl\u00e9mu je ztr\u00e1ta citlivosti prst\u016f. Pokud nem\u016f\u017eete c\u00edtit nebo ovl\u00e1dat prsty, je \u010das ukon\u010dit ponor. Dal\u0161\u00ed varovn\u00e9 p\u0159\u00edznaky zahrnuj\u00ed t\u0159es, \u00fanavu, zpomalen\u00e9 my\u0161len\u00ed nebo poruchy koordinace.<\/p>\n\n\n\n<p>Buddy syst\u00e9m je kriti\u010dt\u011bj\u0161\u00ed ne\u017e v tepl\u00e9 vod\u011b. Sledujte partnera na p\u0159\u00edznaky podchlazen\u00ed. Modrav\u00e1 barva rt\u016f, zmaten\u00e9 chov\u00e1n\u00ed nebo neschopnost komunikovat jsou alarmuj\u00edc\u00ed. Bu\u010fte p\u0159ipraveni ukon\u010dit ponor kv\u016fli partnerovi, i kdy\u017e vy se c\u00edt\u00edte dob\u0159e.<\/p>\n\n\n\n<p>Bezpe\u010dnostn\u00ed zast\u00e1vku zkra\u0165te nebo vynechejte, pokud jste v\u00fdznamn\u011b prochladli. Bezpe\u010dnost dekomprese je d\u016fle\u017eit\u00e1, ale hypotermie je bezprost\u0159edn\u00ed hrozba. Lep\u0161\u00ed je bezpe\u010dn\u011b vystoupit a zah\u0159\u00e1t se ne\u017e riskovat t\u011b\u017ek\u00e9 podchlazen\u00ed kv\u016fli 3minutov\u00e9 zast\u00e1vce.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdstup a po ponoru<\/h2>\n\n\n\n<p>V\u00fdstup z vody prov\u00e1d\u011bjte opatrn\u011b. Jste unaven\u00ed, mo\u017en\u00e1 t\u0159esete a koordinace je sn\u00ed\u017een\u00e1. Vezm\u011bte si \u010das. Nebojte se p\u0159ijmout pomoc.<\/p>\n\n\n\n<p>Okam\u017eit\u00e9 svl\u00e9k\u00e1n\u00ed mokr\u00e9ho obleku je priorita. Mokr\u00fd neopren nad\u00e1le odv\u00e1d\u00ed teplo. Svl\u00e9kn\u011bte ho co nejrychleji a osu\u0161te se. Oble\u010dte se do tepl\u00e9ho such\u00e9ho oble\u010den\u00ed.<\/p>\n\n\n\n<p>Such\u00fd oblek svl\u00e9kejte opatrn\u011b. Vypus\u0165te vzduch. Nechte pomoci partnerovi se zipem. Termopr\u00e1dlo m\u016f\u017ee b\u00fdt vlhk\u00e9 od potu, i kdy\u017e jste z\u016fstali such\u00ed. P\u0159evl\u00e9kn\u011bte se \u00fapln\u011b.<\/p>\n\n\n\n<p>Tepl\u00e9 oble\u010den\u00ed zahrnuje n\u011bkolik vrstev. Termopr\u00e1dlo, fleece nebo vln\u011bn\u00fd svetr a v\u011btruodolnou bundu. Nezapome\u0148te na \u010depici. Hlava nad\u00e1le ztr\u00e1c\u00ed teplo i na povrchu.<\/p>\n\n\n\n<p>Tepl\u00fd n\u00e1poj (\u010daj, tepl\u00e1 voda, buj\u00f3n) pom\u00e1h\u00e1 zah\u0159\u00e1t t\u011blo zevnit\u0159. Vyhn\u011bte se alkoholu, kter\u00fd roz\u0161i\u0159uje c\u00e9vy a zrychluje ztr\u00e1tu tepla. Kofein ve velk\u00e9m mno\u017estv\u00ed tak\u00e9 nen\u00ed ide\u00e1ln\u00ed, proto\u017ee zu\u017euje c\u00e9vy.<\/p>\n\n\n\n<p>Pohyb a lehk\u00e1 aktivita pomohou s regenerac\u00ed tepla. Kr\u00e1tk\u00e1 proch\u00e1zka nebo jemn\u00e9 cvi\u010den\u00ed nastartuj\u00ed metabolismus. Vyhn\u011bte se intenzivn\u00edmu cvi\u010den\u00ed, kter\u00e9 odvede krev do sval\u016f m\u00edsto do j\u00e1dra t\u011bla.<\/p>\n\n\n\n<p>Zah\u0159\u00edv\u00e1n\u00ed podchlazen\u00e9 osoby vy\u017eaduje opatrnost. Rychl\u00e9 zah\u0159\u00edv\u00e1n\u00ed (hork\u00e1 sprcha, hork\u00e1 l\u00e1ze\u0148) m\u016f\u017ee zp\u016fsobit after-drop \u2013 pokles vnit\u0159n\u00ed teploty zp\u016fsoben\u00fd n\u00e1vratem chladn\u00e9 krve z kon\u010detin do j\u00e1dra. Zah\u0159\u00edvejte postupn\u011b. Za\u010dn\u011bte such\u00fdm oble\u010den\u00edm a tepl\u00fdmi n\u00e1poji. Pokud je hypotermie v\u00e1\u017en\u00e1, volejte l\u00e9ka\u0159skou pomoc.<\/p>\n\n\n\n<p>Sledujte p\u0159\u00edznaky pokra\u010duj\u00edc\u00edho podchlazen\u00ed i po v\u00fdstupu. T\u0159es, kter\u00fd nep\u0159est\u00e1v\u00e1 po 15\u201320 minut\u00e1ch v teple, je varovn\u00fd. Zmatenost, ospalost nebo neschopnost jasn\u011b mluvit vy\u017eaduje l\u00e9ka\u0159skou pomoc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vliv chladu na vybaven\u00ed<\/h2>\n\n\n\n<p>Regul\u00e1tory podl\u00e9haj\u00ed riziku zamrz\u00e1n\u00ed. Prvn\u00ed stupe\u0148 m\u016f\u017ee zamrznout kv\u016fli adiabatick\u00e9 expanzi vzduchu z vysok\u00e9ho tlaku (200 bar) na mezitlak (10 bar nad okoln\u00ed tlak). Druh\u00fd stupe\u0148 zamrz\u00e1 p\u0159i expanzi z mezitlaku na d\u00fdchateln\u00fd tlak. Zamrznut\u00ed se projevuje jako voln\u00fd pr\u016ftok \u2013 regul\u00e1tor nep\u0159etr\u017eit\u011b pou\u0161t\u00ed vzduch. To rychle vypr\u00e1zdn\u00ed lahev.<\/p>\n\n\n\n<p>Prevence zamrz\u00e1n\u00ed zahrnuje pou\u017e\u00edv\u00e1n\u00ed regul\u00e1tor\u016f certifikovan\u00fdch pro chladnou vodu, omezen\u00ed dech\u016f z octopusu na vzduchu (voda z n\u00e1ustku p\u0159i nafouknut\u00ed na vzduchu m\u016f\u017ee zmrznout v t\u011ble regul\u00e1toru), pomal\u00e9 d\u00fdch\u00e1n\u00ed (intenzivn\u00ed d\u00fdch\u00e1n\u00ed zrychluje chlazen\u00ed) a vyhnut\u00ed se opakovan\u00e9mu prudk\u00e9mu nafoukov\u00e1n\u00ed BCD (opakovan\u00e1 expanze chlad\u00ed prvn\u00ed stupe\u0148).<\/p>\n\n\n\n<p>Co d\u011blat p\u0159i zamrznut\u00ed regul\u00e1toru? Pokud regul\u00e1tor za\u010dne voln\u011b proudit, nedej jej do pusy. Vzduch proud m\u016f\u017ee b\u00fdt tak siln\u00fd, \u017ee zp\u016fsob\u00ed p\u0159etlak v plic\u00edch. Pou\u017eij z\u00e1lo\u017en\u00ed zdroj vzduchu (octopus nebo partner). Zav\u0159i ventil zamrzl\u00e9 lahve (pokud je to mo\u017en\u00e9). Za\u010dni kontrolovan\u00fd v\u00fdstup. Pokud je probl\u00e9m se z\u00e1lo\u017en\u00edm zdrojem tak\u00e9, prove\u010f nouzov\u00fd v\u00fdstup s vydechov\u00e1n\u00edm (CESA \u2013 Controlled Emergency Swimming Ascent).<\/p>\n\n\n\n<p>Neopreny ztr\u00e1cej\u00ed vztlak ve v\u011bt\u0161\u00edch hloubk\u00e1ch. Bubliny plynu v neoprenu se stla\u010duj\u00ed. Ve 30 m m\u00e1 7mm neopren pouze zlomek p\u016fvodn\u00ed izolace a vztlaku. Mus\u00edte p\u0159idat v\u00edce z\u00e1va\u017e\u00ed na kompenzaci vztlaku na hladin\u011b, ale ve v\u011bt\u0161\u00edch hloubk\u00e1ch budete t\u011b\u017e\u0161\u00ed. Toto jo-jo v vztlaku komplikuje kontrolu.<\/p>\n\n\n\n<p>Such\u00e9 obleky vy\u017eaduj\u00ed aktivn\u00ed spr\u00e1vu vzduchu. P\u0159id\u00e1v\u00e1te vzduch b\u011bhem sestupu kv\u016fli stla\u010dov\u00e1n\u00ed. Vypou\u0161t\u00edte b\u011bhem v\u00fdstupu. Pokud p\u0159id\u00e1te p\u0159\u00edli\u0161 mnoho, vytvo\u0159\u00ed se vzduchov\u00e1 bublina, kter\u00e1 m\u016f\u017ee zp\u016fsobit nekontrolovan\u00fd v\u00fdstup (dry suit blow-up). Tr\u00e9nink spr\u00e1vy vzduchu v such\u00e9m obleku je z\u00e1sadn\u00ed.<\/p>\n\n\n\n<p>Baterie v po\u010d\u00edta\u010d\u00edch a sv\u00edtiln\u00e1ch se vyb\u00edjej\u00ed rychleji v chladu. Noste po\u010d\u00edta\u010d pod oblekem bl\u00edzko t\u011bla, pokud je to mo\u017en\u00e9. Sv\u00edtilny \u010dasto maj\u00ed hor\u0161\u00ed v\u00fdkon v chladn\u00e9 vod\u011b.<\/p>\n\n\n\n<p>O-krou\u017eky a t\u011bsn\u011bn\u00ed jsou k\u0159eh\u010d\u00ed v chladu. Pravideln\u011b je kontrolujte a ma\u017ete. Skladujte vybaven\u00ed v teple mezi ponory.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Specifick\u00e9 nebezpe\u010d\u00ed chladn\u00e9 vody<\/h2>\n\n\n\n<p>Krom\u011b podchlazen\u00ed existuj\u00ed dal\u0161\u00ed rizika spojen\u00e1 s chladnou vodou.<\/p>\n\n\n\n<p>Dus\u00edkov\u00e1 nark\u00f3za m\u016f\u017ee b\u00fdt intenzivn\u011bj\u0161\u00ed. Chladn\u00e1 voda zp\u016fsobuje vazokonstrpci a sn\u00ed\u017een\u00e9 prokrven\u00ed mozku. To m\u016f\u017ee zhor\u0161it p\u0159\u00edznaky nark\u00f3zy. Bu\u010fte konzervativn\u011bj\u0161\u00ed s hloubkov\u00fdmi limity.<\/p>\n\n\n\n<p>Dekompresn\u00ed nemoc m\u016f\u017ee m\u00edt vy\u0161\u0161\u00ed incidenci. Chladn\u00e1 voda zp\u016fsobuje nerovnom\u011brn\u00e9 prokrven\u00ed \u2013 j\u00e1dro t\u011bla je prokrveno dob\u0159e, kon\u010detiny \u0161patn\u011b. Dus\u00edk se v perifern\u00edch tk\u00e1n\u00edch ukl\u00e1d\u00e1, ale pomalu se eliminuje. Nav\u00edc po ponoru doch\u00e1z\u00ed k rychl\u00e9 vazodilataci (roz\u0161\u00ed\u0159en\u00ed c\u00e9v) p\u0159i zah\u0159\u00edv\u00e1n\u00ed, co\u017e m\u016f\u017ee uvolnit dus\u00edk rychleji a vytvo\u0159it bubliny. Doporu\u010duje se konzervativn\u011bj\u0161\u00ed dekompresn\u00ed profil a del\u0161\u00ed bezpe\u010dnostn\u00ed zast\u00e1vky v chladn\u00e9 vod\u011b.<\/p>\n\n\n\n<p>N\u00e1maha je v\u011bt\u0161\u00ed. Plav\u00e1n\u00ed v siln\u011bj\u0161\u00edm obleku, proti proud\u016fm a s v\u011bt\u0161\u00ed v\u00fdstroj\u00ed spot\u0159ebov\u00e1v\u00e1 v\u00edce energie. \u00danava p\u0159ich\u00e1z\u00ed rychleji. Pl\u00e1nujte krat\u0161\u00ed ponory a vy\u0161\u0161\u00ed spot\u0159ebu vzduchu.<\/p>\n\n\n\n<p>Viditelnost m\u016f\u017ee b\u00fdt omezen\u011bj\u0161\u00ed v n\u011bkter\u00fdch chladn\u00fdch destinac\u00edch. Kaln\u011bj\u0161\u00ed voda zvy\u0161uje riziko ztr\u00e1ty partnera nebo ztr\u00e1ty orientace.<\/p>\n\n\n\n<p>Pov\u011btrnostn\u00ed podm\u00ednky nad hladinou jsou \u010dasto n\u00e1ro\u010dn\u011bj\u0161\u00ed. V\u00edtr, vlny, d\u00e9\u0161\u0165 nebo sn\u00edh komplikuj\u00ed p\u0159\u00edpravu a n\u00e1vrat. Hypotermie m\u016f\u017ee nastat u\u017e p\u0159ed ponorem, pokud jste vystaveni v\u011btru a vlhku.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdcvik a certifikace<\/h2>\n\n\n\n<p>V\u011bt\u0161ina certifika\u010dn\u00edch agentur nab\u00edz\u00ed speci\u00e1ln\u00ed kurz pro pot\u00e1p\u011bn\u00ed v chladn\u00e9 vod\u011b nebo v such\u00e9m obleku.<\/p>\n\n\n\n<p>Dry Suit Diver kurz u\u010d\u00ed pou\u017e\u00edv\u00e1n\u00ed such\u00e9ho obleku, spr\u00e1vu vztlaku, nouzov\u00e9 procedury (p\u0159evr\u00e1cen\u00ed vzh\u016fru nohama, nekontrolovan\u00fd v\u00fdstup), \u00fadr\u017ebu a opravy z\u00e1kladn\u00edch probl\u00e9m\u016f. Kurz zahrnuje teoretickou \u010d\u00e1st a 2\u20134 ponory. Je p\u0159edpokladem pro bezpe\u010dn\u00e9 pot\u00e1p\u011bn\u00ed v such\u00e9m obleku.<\/p>\n\n\n\n<p>Ice Diver kurz je pokro\u010dilej\u0161\u00ed. Zahrnuje pot\u00e1p\u011bn\u00ed pod ledem s p\u0159ipout\u00e1n lanem, vrt\u00e1n\u00ed d\u011br do ledu, komunikaci s povrchov\u00fdm t\u00fdmem a nouzov\u00e9 procedury specifick\u00e9 pro led. Vy\u017eaduje pokro\u010dilou certifikaci (Advanced Open Water Diver nebo ekvivalent) a \u010dasto i Dry Suit Diver certifikaci.<\/p>\n\n\n\n<p>Altitude Diver kurz se zab\u00fdv\u00e1 pot\u00e1p\u011bn\u00edm ve vysok\u00e9 nadmo\u0159sk\u00e9 v\u00fd\u0161ce, co\u017e \u010dasto znamen\u00e1 chladn\u00e1 horsk\u00e1 jezera. U\u010d\u00ed korekce dekompresn\u00edch tabulek a specifika vysokohorsk\u00e9ho prost\u0159ed\u00ed.<\/p>\n\n\n\n<p>Doporu\u010duje se postupn\u00fd p\u0159\u00edstup. Pokud jste zvykl\u00ed na teplou vodu, absolvujte Dry Suit Diver kurz i s instruktorem i kdy\u017e teoreticky m\u016f\u017eete such\u00fd oblek pou\u017e\u00edt bez certifikace. Za\u010dn\u011bte s jednoduch\u00fdmi ponory v chladn\u00e9 vod\u011b, ne\u017e postoup\u00edte k technicky n\u00e1ro\u010dn\u011bj\u0161\u00edm destinac\u00edm.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Teplotn\u00ed tabulka a doporu\u010den\u00e9 vybaven\u00ed<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Teplota vody<\/th><th>Kategorie<\/th><th>Doporu\u010den\u00fd oblek<\/th><th>Dodate\u010dn\u00e1 ochrana<\/th><th>Maxim\u00e1ln\u00ed doba bez rizika*<\/th><\/tr><\/thead><tbody><tr><td>24+ \u00b0C<\/td><td>Tepl\u00e1<\/td><td>Lycra nebo 3 mm neopren<\/td><td>\u017d\u00e1dn\u00e1<\/td><td>Neomezen\u00e1<\/td><\/tr><tr><td>18\u201324 \u00b0C<\/td><td>Vla\u017en\u00e1<\/td><td>5 mm neopren<\/td><td>Voliteln\u00e1 kukla<\/td><td>60+ minut<\/td><\/tr><tr><td>15\u201318 \u00b0C<\/td><td>Chladn\u00e1<\/td><td>7 mm neopren<\/td><td>Kukla, rukavice 5 mm<\/td><td>45\u201360 minut<\/td><\/tr><tr><td>10\u201315 \u00b0C<\/td><td>Chladn\u00e1<\/td><td>7 mm neopren nebo such\u00fd oblek<\/td><td>Kukla, rukavice, boty<\/td><td>30\u201345 minut<\/td><\/tr><tr><td>5\u201310 \u00b0C<\/td><td>Studen\u00e1<\/td><td>Such\u00fd oblek + termopr\u00e1dlo<\/td><td>Kukla, rukavice, such\u00fd oblek boty<\/td><td>20\u201330 minut<\/td><\/tr><tr><td>0\u20135 \u00b0C<\/td><td>Ledov\u00e1<\/td><td>Such\u00fd oblek + kvalitn\u00ed termopr\u00e1dlo<\/td><td>Kompletn\u00ed ochrana, regul\u00e1tor pro led<\/td><td>10\u201320 minut<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>*Hodnoty jsou orienta\u010dn\u00ed a z\u00e1vis\u00ed na individu\u00e1ln\u00ed toleranci, aktivit\u011b a kvalit\u011b vybaven\u00ed.<\/p>\n\n\n\n<p><strong>Pou\u017eit\u00e9 zdroje:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PADI Dry Suit Diver Specialty Manual<\/li>\n\n\n\n<li>SSI Dry Suit Diving Program Standards<\/li>\n\n\n\n<li>DAN (Divers Alert Network) \u2013 Hypothermia and Cold Water Diving<\/li>\n\n\n\n<li>U.S. Navy Diving Manual \u2013 Cold Water Diving Procedures<\/li>\n\n\n\n<li>British Sub-Aqua Club (BSAC) \u2013 Cold Water Diving Techniques<\/li>\n\n\n\n<li>Hypothermia Prevention and Treatment Guidelines for Divers<\/li>\n\n\n\n<li>European Committee for Hyperbaric Medicine \u2013 Cold Water Diving Recommendations<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Chladn\u00e1 voda (Cold water) Chladn\u00e1 voda v kontextu pot\u00e1p\u011bn\u00ed ozna\u010duje vodn\u00ed prost\u0159ed\u00ed s teplotou ni\u017e\u0161\u00ed ne\u017e 15 \u00b0C, p\u0159i\u010dem\u017e studen\u00e1 voda je obvykle definov\u00e1na jako voda pod 10 \u00b0C. Pot\u00e1p\u011bn\u00ed v chladn\u00e9 vod\u011b p\u0159edstavuje specifick\u00e9 v\u00fdzvy a rizika, kter\u00e1 vy\u017eaduj\u00ed p\u0159izp\u016fsoben\u00e9 vybaven\u00ed, techniky a p\u0159\u00edpravu. Teplota vody m\u00e1 z\u00e1sadn\u00ed vliv na lidsk\u00e9 t\u011blo, kter\u00e9 ztr\u00e1c\u00ed&hellip;&nbsp;<a href=\"https:\/\/soprassub.com\/cs\/chladna-voda-cold-water\/\" rel=\"bookmark\">\u010c\u00edst d\u00e1le &raquo;<span class=\"screen-reader-text\">Chladn\u00e1 voda (Cold water)<\/span><\/a><\/p>\n","protected":false},"author":16270,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[1295],"tags":[],"class_list":["post-17035","post","type-post","status-publish","format-standard","hentry","category-slovnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Chladn\u00e1 voda (Cold water) - Soprassub<\/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:\/\/soprassub.com\/cs\/chladna-voda-cold-water\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chladn\u00e1 voda (Cold water) - Soprassub\" \/>\n<meta property=\"og:description\" content=\"Chladn\u00e1 voda (Cold water) Chladn\u00e1 voda v kontextu pot\u00e1p\u011bn\u00ed ozna\u010duje vodn\u00ed prost\u0159ed\u00ed s teplotou ni\u017e\u0161\u00ed ne\u017e 15 \u00b0C, p\u0159i\u010dem\u017e studen\u00e1 voda je obvykle definov\u00e1na jako voda pod 10 \u00b0C. 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Teplota vody m\u00e1 z\u00e1sadn\u00ed vliv na lidsk\u00e9 t\u011blo, kter\u00e9 ztr\u00e1c\u00ed&hellip;&nbsp;\u010c\u00edst&hellip;","_links":{"self":[{"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/posts\/17035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/users\/16270"}],"replies":[{"embeddable":true,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/comments?post=17035"}],"version-history":[{"count":1,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/posts\/17035\/revisions"}],"predecessor-version":[{"id":17036,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/posts\/17035\/revisions\/17036"}],"wp:attachment":[{"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/media?parent=17035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/categories?post=17035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/soprassub.com\/cs\/wp-json\/wp\/v2\/tags?post=17035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}