{"id":1268,"date":"2014-08-14T16:13:32","date_gmt":"2014-08-14T14:13:32","guid":{"rendered":"http:\/\/linde-stories.com\/?p=1268"},"modified":"2017-11-15T14:24:27","modified_gmt":"2017-11-15T13:24:27","slug":"dykning-med-tub","status":"publish","type":"post","link":"https:\/\/linde-stories.com\/dk\/dykning-med-tub\/","title":{"rendered":"Dykning med flaske"},"content":{"rendered":"<p>Har du nogensinde dr\u00f8mt om at opleve havets hemmeligheder? Flere og flere tager dykkercertifikat, s\u00e5 de kan dykke med flaske p\u00e5 \u00e5bent hav.\u00a0Det er fascinerende og giver en fantastisk kontakt med havets plante- og dyreliv. Men hvordan fungerer dykning egentlig?<\/p>\n<p>Det f1nns tv\u00e5 former av dykning: fridykning och dykning med tub. Utan hj\u00e4lpmedel ligger rekorddyket p\u00e5 hela 130 meter, men normalt tar sig dykare s\u00e4llan ner djupare \u00e4n tolv meter utan utrustning. F\u00f6r allting d\u00e4runder kr\u00e4vs dykarutrustning med lufttuber.<\/p>\n<p>Der findes to former for dykning: fridykning og dykning med flaske. Uden hj\u00e6lpemidler ligger rekorden for fridykning p\u00e5 130 meter, men normalt bev\u00e6ger en dykker sig sj\u00e6ldent l\u00e6ngere ned end 12 meter uden udstyr. Til alt derunder kr\u00e6ves dykkerudstyr med flasker.<\/p>\n<p><strong>\u00d8get dybde med heliumblandinger<\/strong><\/p>\n<p>Med almindelig luft i dykkerflaskerne kan en person ikke dykke dybere end ca. 20 meter, idet det h\u00f8je tryk p\u00e5 st\u00f8rre dybder betyder, at ilten bliver giftig for kroppen. Har du det rette udstyr og andre gasblandinger end almindelig luft, kan du dykke l\u00e6ngere og dybere. For eksempel kan gasblandingen Nitrox, luft med et h\u00f8jere iltindhold og et lavere kv\u00e6lstofindhold, forl\u00e6nge dykkertiden. Gasblandinger s\u00e5som Heliox og Trimix erstatter kv\u00e6lstof med helium, hvilket muligg\u00f8r dybere dyk. Generelt kr\u00e6ves der mere helium, jo dybere man dykker. Helium har dog ogs\u00e5 sine ulemper: Gassen er flygtig og tr\u00e6nger hurtigt ind i v\u00e6vet, s\u00e5 ufrivillige stigninger kan f\u00e5 alvorlige konsekvenser. Helium leder ogs\u00e5 hurtigt varmen v\u00e6k, og ekstra beskyttelse mod nedk\u00f8ling er derfor p\u00e5kr\u00e6vet.<\/p>\n<p><strong>Kontrollerede dyk er p\u00e5kr\u00e6vet for \u00f8get sikkerhed<\/strong><\/p>\n<p>Dykning p\u00e5 stor dybde medf\u00f8rer en r\u00e6kke endnu st\u00f8rre risici, som dykkeren skal kende til og tage h\u00f8jde for, s\u00e5ledes at skader undg\u00e5s. To tilbagevendende farer er dykkersyge og kv\u00e6lstofberuselse. Dykkersyge er en tilstand, der opst\u00e5r, hvis man stiger for hurtigt op efter at have dykket p\u00e5 store dybder. Den opst\u00e5r, fordi der dannes gasbobler i kroppen p\u00e5 grund af iltflaskernes blanding af ilt og kv\u00e6lstof. Symptomer p\u00e5 dykkersyge er de s\u00e5kaldte dykkerlopper, der f\u00f8les som sm\u00e5 prik p\u00e5 huden. Andre symptomer kan v\u00e6re \u00e5ndedr\u00e6tsbesv\u00e6r, hoste, sv\u00e6r hovedpine med ildebefindende, opkast, kramper og bevidstl\u00f8shed. For at undg\u00e5 dykkersyge er det n\u00f8dvendigt, at dykkeren stiger langsomt op til overfladen og holder pauser undervejs. Jo l\u00e6ngere og dybere dyk, desto langsommere opstigning. Kv\u00e6lstofberuselse kan opst\u00e5, n\u00e5r en person ind\u00e5nder gas med et h\u00f8jt kv\u00e6lstofindhold, oftest i forbindelse med dyk under 45 meter og en forkert gasblanding i slangerne.<\/p>\n<p>Kv\u00e6lstofberuselse giver lignende symptomer som alkoholberuselse. De mest almindelige symptomer p\u00e5 kv\u00e6lstofberuselse er tunnelsyn, uro, svimmelhed, nedsat reaktionsevne samt reduceret vejrtr\u00e6kningshyppighed. Dette kan v\u00e6re til fare for dykkere, idet evnen til at tr\u00e6ffe fornuftige beslutninger under dykning mindskes. Til forskel fra alkoholberuselse giver kv\u00e6lstofberuselse dog ikke nogen \u201dt\u00f8mmerm\u00e6nd\u201d. Beruselsen forsvinder med det samme, n\u00e5r trykket falder. Ved at have betryggende sikkerhedsmarginaler, n\u00e5r man dykker, mindskes risikoen for p\u00e5virkning p\u00e5 grund af dykkersyge og\/eller kv\u00e6lstofberuselse. Den bedste start er en ordentlig dykkeruddannelse, der giver dig den n\u00f8dvendige viden, som er p\u00e5kr\u00e6vet for at kunne takle de forskellige risici.<\/p>\n<p><strong>Dykkercertifikat er p\u00e5kr\u00e6vet for at kunne dykke p\u00e5 \u00e5bent hav<\/strong><\/p>\n<p>For at kunne dykke med flasker p\u00e5 \u00e5bent hav kr\u00e6ves det, at man tager en uddannelse og f\u00e5r et dykkercertifikat. Padi regnes for at v\u00e6re verdens st\u00f8rste uddannelsessystem for fritidsdykkere med kurser fra f\u00f8rste pr\u00f8vedyk til avancerede master-uddannelser. Open Water Diver Certifcation kaldes det certifikat, du f\u00e5r efter afsluttet grundkursus med Padi, og det giver adgang til dykning med flasker i hele verden. I dag findes der ca. 2.000 aktive instrukt\u00f8rer og dykkerledere i Sverige, som arbejder p\u00e5 de 140\u00a0certificerede dykkerskoler.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Har du nogensinde dr\u00f8mt om at opleve havets hemmeligheder? Flere og flere tager dykkercertifikat, s\u00e5 de kan dykke med flaske p\u00e5 \u00e5bent hav.\u00a0Det er fascinerende og giver en fantastisk kontakt med havets plante- og dyreliv. Men hvordan fungerer dykning egentlig? Det f1nns tv\u00e5 former av dykning: fridykning och dykning med tub. Utan hj\u00e4lpmedel ligger rekorddyket p\u00e5 hela 130 meter, men normalt tar sig dykare s\u00e4llan ner djupare \u00e4n tolv meter utan utrustning. F\u00f6r allting d\u00e4runder kr\u00e4vs dykarutrustning med lufttuber. Der findes to former for dykning: fridykning og dykning med flaske. Uden hj\u00e6lpemidler ligger rekorden for fridykning p\u00e5 130 meter, men <\/p>\n","protected":false},"author":1,"featured_media":1269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[74,148,149,227,342],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Dykning med flaske &ndash; Linde Stories<\/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:\/\/linde-stories.com\/dk\/dykning-med-tub\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Dykning med flaske &ndash; Linde Stories\" \/>\n<meta property=\"og:description\" content=\"Har du nogensinde dr\u00f8mt om at opleve havets hemmeligheder? 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