{"id":72341,"date":"2025-02-15T00:40:39","date_gmt":"2025-02-14T23:40:39","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=72341"},"modified":"2025-02-14T14:26:13","modified_gmt":"2025-02-14T13:26:13","slug":"nova-podmorska-past-ciny-americke-namornictvo-pod-tlakem","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2025\/02\/15\/nova-podmorska-past-ciny-americke-namornictvo-pod-tlakem\/","title":{"rendered":"Nov\u00e1 podmo\u0159sk\u00e1 past \u010c\u00edny \u2013 americk\u00e9 n\u00e1mo\u0159nictvo pod tlakem"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<p><strong><span>Zd\u00e1 se, \u017ee ve v\u011b\u010dn\u00e9 honb\u011b za ko\u010dkou a my\u0161\u00ed mezi ponorkami a jejich lovci \u010c\u00edna ud\u011blala pozoruhodn\u00fd pr\u016flom. To, o \u010dem se dosud odv\u00e1\u017eili sn\u00edt jen auto\u0159i sci-fi, by se mohlo brzy st\u00e1t vojenskou realitou: \u00fadajn\u011b neviditeln\u00ed podvodn\u00ed ob\u0159i americk\u00e9ho n\u00e1mo\u0159nictva zanech\u00e1vaj\u00ed v\u00fdmluvn\u00e9 magnetick\u00e9 stopy \u2013 a \u010c\u00ed\u0148an\u00e9 nyn\u00ed v\u011bd\u00ed, jak je \u010d\u00edst.<\/span><\/strong><\/p>\n<p><span>T\u00fdm v\u00fdzkumn\u00edk\u016f z Northwestern Polytechnical University v Xi&#8217;anu\u00a0<\/span><a href=\"https:\/\/www.scmp.com\/news\/china\/science\/article\/3297575\/china-can-detect-us-seawolf-class-submarine-magnetic-wake-tracking-study?module=perpetual_scroll_0&amp;pgtype=article\"><span>podle ned\u00e1vn\u00e9 zpr\u00e1vy<\/span><\/a><span>\u00a0u\u010dinil zd\u00e1nliv\u011b nemo\u017en\u00e9 mo\u017en\u00fdm .\u00a0Pod veden\u00edm profesora Wang Honglei byla vyvinuta metoda, kter\u00e1 dok\u00e1\u017ee detekovat i nejmodern\u011bj\u0161\u00ed ponorky prost\u0159ednictv\u00edm jejich nevyhnuteln\u00fdch p\u0159\u00ed\u010fov\u00fdch vln. Princip je stejn\u011b elegantn\u00ed jako \u00fa\u010dinn\u00fd: p\u0159i pro\u0159ez\u00e1v\u00e1n\u00ed vodou ka\u017ed\u00e1 ponorka vytv\u00e1\u0159\u00ed charakteristickou vlnu Kelvina ve tvaru V, kter\u00e1 p\u016fsob\u00ed jako neviditeln\u00fd otisk prstu.<\/span><\/p>\n<p><span>\u010c\u00edsla prezentovan\u00e1 Wangem a jeho t\u00fdmem jsou p\u016fsobiv\u011b p\u0159esn\u00e1. Zv\u00fd\u0161en\u00ed rychlosti o pouh\u00fdch 2,5 metru za sekundu zvy\u0161uje magnetick\u00fd podpis desetin\u00e1sobn\u011b. Pokud se ponorka pono\u0159\u00ed o 20 metr\u016f m\u011bl\u010deji, jej\u00ed magnetick\u00e1 aura se zdvojn\u00e1sob\u00ed. Tomuto fyzik\u00e1ln\u00edmu principu nem\u016f\u017ee uniknout ani ultramodern\u00ed t\u0159\u00edda Seawolf americk\u00e9ho n\u00e1mo\u0159nictva.<\/span><\/p>\n<p><span>Zaj\u00edmav\u00e9 na tom je, \u017ee tyto p\u0159\u00ed\u010fov\u00e9 vlny nelze potla\u010dit \u2013 jsou nevyhnuteln\u00fdm p\u0159\u00edrodn\u00edm z\u00e1konem. Pro americk\u00e9 n\u00e1mo\u0159nictvo, kter\u00e9 dosud spol\u00e9halo na t\u00e9m\u011b\u0159 dokonal\u00e9 maskov\u00e1n\u00ed sv\u00e9 ponorkov\u00e9 flotily, by se to mohlo st\u00e1t strategickou no\u010dn\u00ed m\u016frou. Zejm\u00e9na v ji\u017e tak napjat\u00e9m Tchajwansk\u00e9m pr\u016flivu, kde by mohla rozhodovat ka\u017ed\u00e1 technologick\u00e1 v\u00fdhoda.<\/span><\/p>\n<p><span>\u010c\u00ednsk\u00e1 \u201eVelk\u00e1 podvodn\u00ed ze\u010f\u201c \u2013 sofistikovan\u00e1 s\u00ed\u0165 senzor\u016f, sonar\u016f a bezpilotn\u00edch podvodn\u00edch vozidel \u2013 nyn\u00ed z\u00edsk\u00e1v\u00e1 dal\u0161\u00ed ostr\u00fd n\u00e1stroj. Kombinace r\u016fzn\u00fdch detek\u010dn\u00edch technologi\u00ed by mohla vytvo\u0159it t\u00e9m\u011b\u0159 bezprobl\u00e9mov\u00fd sledovac\u00ed syst\u00e9m, d\u00edky kter\u00e9mu by americk\u00e9 ponorky vypadaly jako ryby v high-tech akv\u00e1riu.<\/span><\/p>\n<p><span>Ale historie vojensk\u00fdch inovac\u00ed ukazuje, \u017ee po ka\u017ed\u00e9 nov\u00e9 zbrani n\u00e1sleduje nov\u00e1 obrana. Americk\u00e9 n\u00e1mo\u0159nictvo ji\u017e usilovn\u011b pracuje na vylep\u0161en\u00fdch stealth technologi\u00edch. Odpov\u011bd\u00ed na \u010d\u00ednsk\u00fd magnetick\u00fd pr\u016flom by mohly b\u00fdt materi\u00e1ly pohlcuj\u00edc\u00ed zvuk, pravideln\u00e1 demagnetizace a pou\u017e\u00edv\u00e1n\u00ed bezpilotn\u00edch podvodn\u00edch dron\u016f.<\/span><\/p>\n<p><span>Z\u00e1sadn\u00ed ot\u00e1zkou bude, zda dok\u00e1\u017eou USA dostate\u010dn\u011b rychle reagovat. Zat\u00edmco ve Washingtonu se o protiopat\u0159en\u00edch st\u00e1le diskutuje, \u010c\u00edna ji\u017e m\u011bn\u00ed Jiho\u010d\u00ednsk\u00e9 mo\u0159e v n\u00e1mo\u0159n\u00ed pevnost. To by mohlo v\u00e9st k trval\u00e9 zm\u011bn\u011b strategick\u00e9 rovnov\u00e1hy v regionu \u2013 a to nejen pod vodou.<\/span><\/p>\n<p><span>Ironie p\u0159\u00edb\u011bhu: ta nejneviditeln\u011bj\u0161\u00ed ze v\u0161ech zbran\u00ed mohla ztratit sv\u016fj neviditeln\u00fd pl\u00e1\u0161\u0165 prost\u0159ednictv\u00edm jednoduch\u00e9 fyziky. Kelvina by asi ani ve snu nenapadlo, \u017ee jeho hydrodynamick\u00e9 v\u00fdpo\u010dty jednoho dne ot\u0159esou n\u00e1mo\u0159n\u00ed rovnov\u00e1hou sv\u011btov\u00fdch mocnost\u00ed.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-71983\" src=\"http:\/\/www.infokuryr.cz\/n\/wp-content\/uploads\/2025\/02\/aaa.jpg\" alt=\"\" width=\"89\" height=\"23\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zd\u00e1 se, \u017ee ve v\u011b\u010dn\u00e9 honb\u011b za ko\u010dkou a my\u0161\u00ed mezi ponorkami a jejich lovci&#8230;<\/p>\n","protected":false},"author":2,"featured_media":72342,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[30,1204,37],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/72341"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=72341"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/72341\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/72342"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=72341"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=72341"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=72341"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}