{"id":165784,"date":"2026-08-02T08:15:11","date_gmt":"2026-08-02T08:15:11","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/165784\/"},"modified":"2026-08-02T08:15:11","modified_gmt":"2026-08-02T08:15:11","slug":"saab-a-volvo-v-nezvyklych-rolich-vite-co-mel-na-starosti-letistni-runway-tester","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/165784\/","title":{"rendered":"Saab a Volvo v nezvykl\u00fdch rol\u00edch: V\u00edte, co m\u011bl na starosti leti\u0161tn\u00ed runway-tester?"},"content":{"rendered":"

Aby mohlo letadlo bezpe\u010dn\u011b p\u0159ist\u00e1t, je pro jeho pilota d\u016fle\u017eit\u00fd stav p\u0159ist\u00e1vac\u00ed plochy. K tomu se pou\u017e\u00edvaj\u00ed speci\u00e1ln\u00ed takzvan\u00e9 runway-testery, mnohdy montovan\u00e9 na b\u011b\u017en\u00e1 auta. Ve \u0160v\u00e9dsku v minulosti t\u0159eba na Saaby a Volva.<\/p>\n

Dr\u00e1hov\u00fd tester RWY (leteck\u00fd akronym pro runway \u2013 vzletovou a p\u0159ist\u00e1vac\u00ed plochu leti\u0161t\u011b) se tak\u00e9 naz\u00fdv\u00e1 Runway Friction Tester. Jak u\u017e n\u00e1zev napov\u00edd\u00e1, slou\u017e\u00ed k m\u011b\u0159en\u00ed adheze a sou\u010dinitele t\u0159en\u00ed na vzletov\u00fdch a p\u0159ist\u00e1vac\u00edch ploch\u00e1ch. Pokud by byl tento sou\u010dinitel p\u0159\u00edli\u0161 n\u00edzk\u00fd, mohlo by se st\u00e1t, \u017ee letadlo po dosednut\u00ed na dr\u00e1hu nedobrzd\u00ed. P\u0159ed p\u0159ist\u00e1n\u00edm (ve f\u00e1zi p\u0159ibl\u00ed\u017een\u00ed) tak pilot krom\u011b mnoha dal\u0161\u00edch \u00fakon\u016f nezbytn\u00fdch pro bezpe\u010dn\u00e9 p\u0159ist\u00e1n\u00ed letadla zji\u0161\u0165uje takzvan\u00e9 brzdn\u00e9 schopnosti sv\u00e9ho stroje na konkr\u00e9tn\u00edm leti\u0161ti.<\/p>\n

\"P\u0159\u00edb\u011bh<\/a>P\u0159\u00edb\u011bh Saabu definitivn\u011b kon\u010d\u00ed. V aukci si budete moci koupit unik\u00e1tn\u00ed prototypy<\/a><\/p>\n

A proto\u017ee spole\u010dnost Saab byla p\u016fvodn\u011b leteckou tov\u00e1rnou, kterou nav\u00edc st\u00e1le je (leteck\u00e1 divize Saab JAS na rozd\u00edl od automobilov\u00e9 st\u00e1le vyr\u00e1b\u00ed stroje JAS 39 Gripen, kter\u00e9 vlastn\u00ed i na\u0161e arm\u00e1da), bylo nasnad\u011b, \u017ee nab\u00eddla sv\u00e1 auta k vyu\u017eit\u00ed v leteck\u00e9 doprav\u011b.<\/p>\n

Na konci 70. let 20. stolet\u00ed se N\u00e1rodn\u00ed \u0161v\u00e9dsk\u00fd institut pro v\u00fdzkum dopravy (obdoba na\u0161eho \u00daSMD \u2013 \u00dastavu silni\u010dn\u00ed a m\u011bstsk\u00e9 dopravy) a N\u00e1rodn\u00ed \u0161v\u00e9dsk\u00fd institut pro v\u00fdzkum letectv\u00ed (n\u011bco jako na\u0161e VZLU \u2013 V\u00fdzkumn\u00fd a zku\u0161ebn\u00ed leteck\u00fd \u00fastav) spojily s\u00edly se spole\u010dnost\u00ed Scandinavian Airport and Road Systems (SARSYS) a d\u00e1le s automobilkou Saab za \u00fa\u010delem vytvo\u0159it za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed stavu vzletov\u00fdch a p\u0159ist\u00e1vac\u00edch drah. Pozd\u011bji firmu Saab vyst\u0159\u00eddalo Volvo coby druh\u00e1 \u0161v\u00e9dsk\u00e1 automobilka, nav\u00edc \u017eij\u00edc\u00ed do sou\u010dasnosti.<\/p>\n

Uveden\u00e9 za\u0159\u00edzen\u00ed slou\u017e\u00ed k testov\u00e1n\u00ed velikosti t\u0159en\u00ed mezi simulovanou pneumatikou letadla a povrchem vzletov\u00e9 a p\u0159ist\u00e1vac\u00ed dr\u00e1hy s c\u00edlem sn\u00ed\u017eit riziko aquaplaningu letadla b\u011bhem vzletu a p\u0159ist\u00e1n\u00ed, co\u017e jsou jedny z nejnebezpe\u010dn\u011bj\u0161\u00edch \u010d\u00e1st\u00ed letu.<\/p>\n

P\u0159ist\u00e1n\u00ed letadla toti\u017e klade na podvozek velmi n\u00e1ro\u010dn\u00e9 po\u017eadavky. Je\u0161t\u011b t\u011bsn\u011b p\u0159ed dosednut\u00edm (touchdownem) m\u00e1 kolo s pneumatikou na hlavn\u00edm a vlastn\u011b i p\u0159\u00ed\u010fov\u00e9m podvozku v podstat\u011b nulovou rychlost, p\u0159i\u010dem\u017e jakmile dojde k jeho kontaktu s povrchem p\u0159ist\u00e1vac\u00ed dr\u00e1hy, rozto\u010d\u00ed se na rychlost p\u0159es 160 km\/h (p\u0159ist\u00e1vac\u00ed rychlost letadla). V\u0161imn\u011bte si, \u017ee po dosednut\u00ed se pneumatiky hlavn\u00edho podvozku u dopravn\u00edho letadla (ten pod k\u0159\u00eddlem) sm\u00fdknou za doprovodu typick\u00e9ho zvuku. P\u0159i mokr\u00e9 p\u0159ist\u00e1vac\u00ed plo\u0161e je logicky sou\u010dinitel smykov\u00e9ho t\u0159en\u00ed je\u0161t\u011b v\u00fdrazn\u011b men\u0161\u00ed.<\/p>\n

\"TEST<\/a>TEST Volvo ES90 Single Motor Extended Range \u2013 T\u0159\u00edda sama pro sebe<\/a><\/p>\n

Za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed t\u0159en\u00ed na ranveji, a\u0165 u\u017e v pod\u00e1n\u00ed firmy Saab nebo Volvo, jsou dodate\u010dn\u011b vybavena zatahovac\u00edm podvozkem s kolem a pneumatikou, kter\u00e9 odpov\u00eddaj\u00ed letadlov\u00e9mu, takzvan\u00fdm skiddometrem, n\u00e1dr\u017e\u00ed na vodu, po\u010d\u00edta\u010dov\u00fdm m\u011b\u0159ic\u00edm syst\u00e9mem a palubn\u00ed tisk\u00e1rnou. Pro m\u011b\u0159en\u00ed \u00farovn\u011b t\u0159en\u00ed \u0159idi\u010d b\u011bhem j\u00edzdy po ranveji aktivuje pomocn\u00e9 kolo a senzorika pr\u016fb\u011b\u017en\u011b sn\u00edm\u00e1 hodnoty t\u0159en\u00ed mezi kolem a ranvej\u00ed. Z vodn\u00ed n\u00e1dr\u017ee lze d\u00e1vkovat dan\u00e9 mno\u017estv\u00ed post\u0159iku p\u0159ed kolo a m\u011b\u0159it \u00farovn\u011b t\u0159en\u00ed v p\u0159\u00edpad\u011b nep\u0159\u00edzniv\u00fdch pov\u011btrnostn\u00edch podm\u00ednek (de\u0161t\u011b, sn\u011b\u017een\u00ed atd.).<\/p>\n

Vzhledem k tomu, \u017ee Saab ji\u017e del\u0161\u00ed dobu nov\u00e1 auta nevyr\u00e1b\u00ed, maj\u00ed testery t\u0159en\u00ed SARSYS v sou\u010dasn\u00e9 dob\u011b mnoho r\u016fzn\u00fdch podob, od mal\u00fdch ta\u017en\u00fdch p\u0159\u00edv\u011bs\u016f a\u017e po masivn\u00ed cisternov\u00e9 n\u00e1v\u011bsy. A samoz\u0159ejm\u011b tak\u00e9 podobu voz\u016f zna\u010dky Volvo.<\/p>\n

Zdroj: Jalopnik, Wikipedie, Letectv\u00ed a Kosmonautika,\u00a0Foto: Jalopnik, Video Youtube<\/p>\n","protected":false},"excerpt":{"rendered":"Aby mohlo letadlo bezpe\u010dn\u011b p\u0159ist\u00e1t, je pro jeho pilota d\u016fle\u017eit\u00fd stav p\u0159ist\u00e1vac\u00ed plochy. K tomu se pou\u017e\u00edvaj\u00ed speci\u00e1ln\u00ed…\n","protected":false},"author":2,"featured_media":165785,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[12],"tags":[67,68,16960,5388],"class_list":["post-165784","post","type-post","status-publish","format-standard","has-post-thumbnail","category-byznys","tag-business","tag-byznys","tag-saab","tag-volvo"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117024923742323678","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/165784","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=165784"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/165784\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/165785"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=165784"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=165784"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=165784"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}