{"id":5731,"date":"2019-11-27T15:31:51","date_gmt":"2019-11-27T14:31:51","guid":{"rendered":""},"modified":"2019-11-27T15:31:51","modified_gmt":"2019-11-27T14:31:51","slug":"bringaval-a-holdon","status":"publish","type":"post","link":"https:\/\/www.welovecycling.com\/hu\/kozosseg-es-kultura\/bringaval-a-holdon\/","title":{"rendered":"Bring\u00e1val a Holdon?"},"content":{"rendered":"<p><strong>\u00c9pp most foglalt\u00e1l le egy k\u00e9t hetes utaz\u00e1st a Holdra, esetleg a Marsra, \u00e9s nagyon szeretn\u00e9d a vak\u00e1ci\u00f3 egy r\u00e9sz\u00e9t \u2013 azt, amikor nem eszel, olvasol, vagy a Nyugalom Tenger\u00e9ben \u00faszol \u2013 a bring\u00e1don t\u00f6lteni, hiszen im\u00e1dsz tekerni. Azt azonban nem tudhatod biztosra, hogy lehet-e odafent ker\u00e9kp\u00e1rt b\u00e9relni, vagy van-e k\u00f6z\u00f6ss\u00e9gi bringa. Ugyanis a bicikliz\u00e9shez, mint minden f\u00f6ldi k\u00f6zleked\u00e9si eszk\u00f6zh\u00f6z, sz\u00fcks\u00e9ges a megfelel\u0151 gravit\u00e1ci\u00f3, hogy a kerekek a f\u00f6ld\u00f6n gurulhassanak.<\/strong><!--more--><\/p>\n<p>Andry Ruina professzort id\u00e9zve: \u201eA ker\u00e9kp\u00e1r kontroll\u00e1lhat\u00f3s\u00e1ga a gravit\u00e1ci\u00f3n m\u00falik. Gravit\u00e1ci\u00f3 n\u00e9lk\u00fcl nem lehet ir\u00e1ny\u00edtani.\u201d<\/p>\n<p>Dr. Ruina \u00e9s kutat\u00f3kb\u00f3l \u00e1ll\u00f3 csapata \u00e9p\u00edtettek egy olyan rug\u00f3s kerek\u0171 biciklit, amit a szimul\u00e1lt z\u00e9r\u00f3-gravit\u00e1ci\u00f3s k\u00f6rnyezetben is tudnak ir\u00e1ny\u00edtani, a kerekeket pedig m\u00e1gnesesen r\u00f6gz\u00edtett\u00e9k a talajhoz, hogy ne rep\u00fcljenek el. Ahogy a vide\u00f3n l\u00e1thatjuk, a bring\u00e1s k\u00f6nnyed\u00e9n ir\u00e1ny\u00edtotta a j\u00e1rm\u0171vet, elesni azonban nem tudott vele.<\/p>\n<lite-youtube videoid=rNQdSfgJDNM params=\"enablejsapi=1\" style=\"background-image: url('https:\/\/i.ytimg.com\/vi_webp\/rNQdSfgJDNM\/maxresdefault.webp');\"><\/lite-youtube>\n<p>A probl\u00e9ma, amivel a furcsa bring\u00e1t haszn\u00e1l\u00f3 asztronaut\u00e1knak (\u00e9s turist\u00e1knak) szembes\u00fclni\u00fck kell, hogy a Marson mind\u00f6ssze 38%-os a gravit\u00e1ci\u00f3s er\u0151 a F\u00f6ldh\u00f6z k\u00e9pest, a Holdon pedig m\u00e9g enn\u00e9l is kevesebb, puszt\u00e1n 1\/6-oda az \u00e1ltalunk megszokottnak. Persze a probl\u00e9ma nem olyan m\u00e9ret\u0171, mintha z\u00e9r\u00f3-gravit\u00e1ci\u00f3s k\u00f6rnyezetr\u0151l besz\u00e9ln\u00e9nk, az az\u00e9rt biztos, hogy egy \u00e1tlagos f\u00f6ldi bicikli nem \u00e1lln\u00e1 meg a hely\u00e9t m\u00e1s bolyg\u00f3n.<\/p>\n<p>Praktikus szempontokat figyelembe v\u00e9ve, egy j\u00f3l m\u0171k\u00f6d\u0151 \u201ehold-bringa\u201d remek k\u00f6zleked\u00e9si eszk\u00f6z lehet az asztronaut\u00e1k sz\u00e1m\u00e1ra, hiszen nem kell hozz\u00e1 \u00fczemanyag \u00e9s biztos\u00edtja a testmozg\u00e1st. Emellett, ahogy a sci-fi \u00edr\u00f3 Robert A. Heinlein is meg\u00edrta, ak\u00e1r sz\u00e1ll\u00edtm\u00e1nyoz\u00e1sra is alkalmas, ha p\u00e9ld\u00e1ul \u00e9rcekr\u0151l van sz\u00f3.<\/p>\n<p>\u201eA mag\u00e1nyos arany\u00e1s\u00f3, elszak\u00edtva szeretett szamar\u00e1t\u00f3l, a ker\u00e9kp\u00e1rt el\u00e9g megb\u00edzhat\u00f3nak tal\u00e1lta ahhoz, hogy helyettes\u00edtse megszokott k\u00f6zleked\u00e9si eszk\u00f6z\u00e9t\u201d \u2013 \u00edrta Heinlein a The Rolling Stones c\u00edm\u0171 novell\u00e1j\u00e1ban. \u201eEgy b\u00e1ny\u00e1sz-bicikli furcsa l\u00e1tv\u00e1nyt ny\u00fajtanak Stockholm utc\u00e1in: hatalmas kerekek, f\u00e1nk m\u00e9ret\u0171 gumik, a hozz\u00e1 csatolt iga, a r\u00e1di\u00f3, az akkumul\u00e1tor, a nyergen f\u00fcgg\u0151 t\u00e1sk\u00e1k \u00e9s a Geiger-m\u00e9r\u0151 kit\u0171nt volna a t\u00f6bbi f\u00f6ldi bringa k\u00f6z\u00fcl \u2013 azonban a Marson \u00e9s a Holdon t\u00f6k\u00e9letesen meg\u00e1llta a hely\u00e9t.\u201d<\/p>\n<lite-youtube videoid=rpXUbih8a8k params=\"enablejsapi=1\" style=\"background-image: url('https:\/\/i.ytimg.com\/vi_webp\/rpXUbih8a8k\/maxresdefault.webp');\"><\/lite-youtube>\n<p>Nem meglep\u0151 teh\u00e1t, hogy a NASA igen \u00e9rdekelt lenne az alacsony gravit\u00e1ci\u00f3s mez\u0151ben haszn\u00e1lhat\u00f3 bring\u00e1k megval\u00f3s\u00edt\u00e1s\u00e1ban. Az egyik megold\u00e1s, amit fontol\u00f3ra vehetnek a HyperBike. Ezt az eszk\u00f6zt Curtis DeForest tal\u00e1lta fel, mint fitnesz eszk\u00f6zt a Z gener\u00e1ci\u00f3 sz\u00e1m\u00e1ra.<\/p>\n<p>A stabilit\u00e1s \u00e9s az egyens\u00faly a kulcs, amihez az utas s\u00faly\u00e1t \u00e9s a forgat\u00f3nyomat\u00e9kot is figyelembe kell venni \u2013 ez a megold\u00e1s \u00e9rdekelheti teh\u00e1t a NASA-t. M\u00e1r dolgoznak is a megold\u00e1son, mi pedig csak azt rem\u00e9lj\u00fck, hogy szebb lesz a v\u00e9geredm\u00e9ny. K\u00fcl\u00f6nben nem \u00fcl\u00fcnk fel r\u00e1.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00c9pp most foglalt\u00e1l le egy k\u00e9t hetes utaz\u00e1st a Holdra, esetleg a Marsra, \u00e9s nagyon szeretn\u00e9d a vak\u00e1ci\u00f3 egy r\u00e9sz\u00e9t [&hellip;]<\/p>\n","protected":false},"author":71,"featured_media":5734,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"global-categories":[],"class_list":["post-5731","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kozosseg-es-kultura"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.3 (Yoast SEO v25.9) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bring\u00e1val a Holdon? - \u0160koda We Love Cycling - Magyarorsz\u00e1g<\/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:\/\/www.welovecycling.com\/hu\/kozosseg-es-kultura\/bringaval-a-holdon\/\" \/>\n<meta property=\"og:locale\" content=\"hu_HU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bring\u00e1val a Holdon?\" \/>\n<meta property=\"og:description\" content=\"\u00c9pp most foglalt\u00e1l le egy k\u00e9t hetes utaz\u00e1st a Holdra, esetleg a Marsra, \u00e9s nagyon szeretn\u00e9d a vak\u00e1ci\u00f3 egy r\u00e9sz\u00e9t [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.welovecycling.com\/hu\/kozosseg-es-kultura\/bringaval-a-holdon\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0160koda We Love Cycling - Magyarorsz\u00e1g\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/WeLoveCyclingHungary\/\" \/>\n<meta property=\"article:published_time\" content=\"2019-11-27T14:31:51+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/d2p6e6u75xmxt8.cloudfront.net\/12\/2019\/11\/Cycling-Moon-CVR-Pexels.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1366\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hegyizs\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Siegfried Mortkowitz\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.welovecycling.com\/hu\/kozosseg-es-kultura\/bringaval-a-holdon\/\",\"url\":\"https:\/\/www.welovecycling.com\/hu\/kozosseg-es-kultura\/bringaval-a-holdon\/\",\"name\":\"Bring\u00e1val a Holdon? 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