{"id":2149,"date":"2025-12-04T10:40:05","date_gmt":"2025-12-04T10:40:05","guid":{"rendered":"https:\/\/www.ziniulaisve.lt\/index.php\/2025\/12\/04\/povandeninio-egzoskeleto-jegos-pratesia-nardymo-laika\/"},"modified":"2025-12-04T10:40:05","modified_gmt":"2025-12-04T10:40:05","slug":"povandeninio-egzoskeleto-jegos-pratesia-nardymo-laika","status":"publish","type":"post","link":"https:\/\/www.ziniulaisve.lt\/index.php\/2025\/12\/04\/povandeninio-egzoskeleto-jegos-pratesia-nardymo-laika\/","title":{"rendered":"Povandeninio egzoskeleto j\u0117gos prat\u0119sia nardymo laik\u0105"},"content":{"rendered":"<p><\/p>\n<div>\n<p>D\u0117l Pekino universiteto (PU) mokslinink\u0173 sukurto egzoskeleto, narai netrukus gal\u0117s pasveikinti savo plazd\u0117jimus. Prisiimant dal\u012f povandeninio plaukimo na\u0161tos, prietaisas taip pat gali pailginti vandens rezervuar\u0173 tarnavimo laik\u0105.<\/p>\n<p>Stebint, kaip naras slysta vandeniu po j\u016bros pavir\u0161iumi, u\u017esi\u0117mimas atrodo gana ramus ir \u0161velnus, ta\u010diau i\u0161 tikr\u0173j\u0173 \u012ftraukiamos did\u017eiausios k\u016bno raumen\u0173 grup\u0117s \u2013 kojos. Visam raumen\u0173 aktyvavimui reikalingas deguonis kurui, kur\u012f tiekia naro bakas. Naras, naudojantis 80 kubini\u0173 p\u0117d\u0173 bak\u0105 65,6 p\u0117d\u0173 gylyje, gali tik\u0117tis, kad deguonies pakaks vidutini\u0161kai apie 35\u201350 minu\u010di\u0173.<\/p>\n<p>Siekdami padidinti laiko, kur\u012f plaukikas gali i\u0161b\u016bti po viename akvalango bake, u\u017euot sutelk\u0119 d\u0117mes\u012f \u012f kv\u0117pavimo aparatus, PU mokslininkai \u0117m\u0117si naujo po\u017ei\u016brio: suma\u017eino plaukimo metu sunaudojam\u0105 energij\u0105, taigi ir deguonies poreik\u012f narui.<\/p>\n<p>J\u0173 sukurtas egzoskeletas susideda i\u0161 keli\u0173 dali\u0173. Yra du sandar\u016bs variklio blokai, montuojami prie naro nugaros. Jie yra prijungti prie lanks\u010di\u0173 Bowden laid\u0173, kurie nusileid\u017eia iki lengv\u0173 man\u017eet\u0173 ant naro \u0161laun\u0173 ir blauzd\u0173. Juosmens dir\u017eelis stabilizuoja vis\u0105 \u012frengin\u012f, kuris tvirtinamas u\u017e naro hidrokostiumo rib\u0173. Visa sistema sveria apie 9 kg (20 svar\u0173), o did\u017eioji mas\u0117s dalis tenka naro nugarai.<\/p>\n<div class=\"Enhancement\" data-align-center=\"\">\n<div class=\"Enhancement-item\">\n<figure class=\"Figure\">\n<div class=\"Image__wrapper\" data-template=\"Image\">\n    \n<\/div>\n<div class=\"Figure-content\"><figcaption class=\"Figure-caption\" itemprop=\"caption\">Tyr\u0117jai kruop\u0161\u010diai i\u0161matavo skirtingas naro plazd\u0117jimo fazes, kad nustatyt\u0173, kada egzoskeletas gali pad\u0117ti labiausiai<\/figcaption><p>Pekino universitetas<\/p>\n<\/div>\n<\/figure><\/div>\n<\/p><\/div>\n<p>Tikroji egzoskeleto magija kyla i\u0161 jutikli\u0173, \u012fmontuot\u0173 \u012f sistem\u0105, vadinam\u0105 inerciniais matavimo vienetais (IMU), kurie perduoda koj\u0173 pad\u0117t\u012f varikliui. Tai leid\u017eia varikliui pajusti, kurioje plazd\u0117jimo vietoje yra kojos narui plaukiant, ir prireikus reguliuoti Bowdeno tros\u0173 j\u0117g\u0105. Sm\u016bgio \u017eemyn eigos metu d\u0117l \u012fmontuotos sankabos variklis \u012fsijungia ir padeda jud\u0117ti. Vykstant auk\u0161tyn eiga, variklis i\u0161jungiamas, kad sistema nekovot\u0173 su naro atk\u016brimo judesiu.<\/p>\n<p>Nor\u0117dami i\u0161bandyti sistem\u0105, tyr\u0117jai pritvirtino egzoskelet\u0105 prie \u0161e\u0161i\u0173 sertifikuot\u0173 nar\u0173, kurie j\u012f naudojo 50 metr\u0173 (164 p\u0117d\u0173) baseine dviej\u0173 metr\u0173 (6,6 p\u0117d\u0173) gylyje. Kiekvienas naras atliko tris 100 metr\u0173 (328 p\u0117d\u0173) povandeninius plaukimus, plaukdamas spyr\u012f su egzoskeletu ir be jo, j\u012f \u012fjung\u0119s ir i\u0161jung\u0119s. Testas atskleid\u0117 \u012fsp\u016bdingus rezultatus \u2013 keturgalvi\u0173 raumen\u0173 ir blauzd\u0173 aktyvacija suma\u017e\u0117jo kiek daugiau nei 20%, o oro \u012fsiurbimas suma\u017e\u0117jo 22,7%.<\/p>\n<p>Tyr\u0117jai teigia, kad norint toliau tobulinti egzoskelet\u0105, reikia atlikti daugiau bandym\u0173. Jie planuoja naudoti skai\u010diavimo skys\u010di\u0173 dinamik\u0105 nar\u0173 atsparumo vandeniui \u017eem\u0117lapiams nustatyti; i\u0161bandyti dinami\u0161kesn\u0117mis realiomis s\u0105lygomis u\u017e baseino rib\u0173; keisti plaukimo greit\u012f ir stili\u0173; eksperimentuoti su skirtingomis lengvesn\u0117mis med\u017eiagomis; ir pritaikykite daugiau jutikli\u0173, kurie steb\u0117s ne tik oro suvartojim\u0105, bet ir tokius rodiklius kaip \u0161irdies ritmas.<\/p>\n<p>\u201eM\u016bs\u0173 tyrimai i\u0161ple\u010dia ne\u0161iojam\u0173 robot\u0173 taikymo ribas ir pristato visi\u0161kai nauj\u0105 egzoskeleto tyrim\u0173 scenarij\u0173\u201c, \u2013 ra\u0161o \u017eurnale paskelbto tyrimo mokslininkai. <i>IEEE operacijos d\u0117l robot\u0173<\/i>. \u201eI\u0161 esm\u0117s varomi egzoskeletai pagerina \u017emogaus funkcionalum\u0105, o speciali aplinka ar darbo s\u0105lygos visi\u0161kai nesuma\u017eina j\u0173 naudingumo.<\/p>\n<p>\u201eM\u016bs\u0173 darbas yra nuoroda \u012f b\u016bsim\u0173 povandenini\u0173 pagalbini\u0173 prietais\u0173 projektavim\u0105 ir \u012fvertinim\u0105, galint\u012f sustiprinti ry\u0161\u012f tarp \u017emoni\u0173 ir vandenyno bei prapl\u0117sti tyrin\u0117jimo akirat\u012f.<\/p>\n<p>\u0160altinis: Pekino universitetas<\/p>\n<\/div>\n<p><script>\n  window.fbAsyncInit = function() {\n      FB.init({\n              appId : '38456013908',\n          xfbml : true,\n          version : 'v3.3'\n      });\n  };\n  (function(d, s, id){\n     var js, fjs = d.getElementsByTagName(s)(0);\n     if (d.getElementById(id)) {return;}\n     js = d.createElement(s); js.id = id;\n     js.src = \"https:\/\/connect.facebook.net\/en_US\/sdk.js\";\n     fjs.parentNode.insertBefore(js, fjs);\n   }(document, 'script', 'facebook-jssdk'));\n<\/script><a href=\"https:\/\/newatlas.com\/robotics\/underwater-exoskeleton-divers\/\"> Nuoroda \u012f informacijos \u0161altin\u012f <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u0117l Pekino universiteto (PU) mokslinink\u0173 sukurto egzoskeleto, narai netrukus gal\u0117s pasveikinti savo plazd\u0117jimus. Prisiimant dal\u012f povandeninio plaukimo na\u0161tos, prietaisas taip pat gali pailginti vandens rezervuar\u0173 tarnavimo laik\u0105. Stebint, kaip naras slysta vandeniu po j\u016bros pavir\u0161iumi, u\u017esi\u0117mimas atrodo gana ramus ir \u0161velnus, ta\u010diau i\u0161 tikr\u0173j\u0173 \u012ftraukiamos did\u017eiausios k\u016bno raumen\u0173 grup\u0117s \u2013 kojos. Visam raumen\u0173 aktyvavimui reikalingas [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2150,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5],"tags":[4779,4780,4782,427,373,4781],"class_list":["post-2149","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-robotika","tag-egzoskeleto","tag-jegos","tag-laika","tag-nardymo","tag-povandeninio","tag-pratesia"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/posts\/2149","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/comments?post=2149"}],"version-history":[{"count":0,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/posts\/2149\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/media\/2150"}],"wp:attachment":[{"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/media?parent=2149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/categories?post=2149"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ziniulaisve.lt\/index.php\/wp-json\/wp\/v2\/tags?post=2149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}