\u0159ez p\u0159evodovkou DSG<\/em><\/span><\/span><\/strong><\/p>\n Historie<\/span><\/span><\/strong> Konstrukce \u00a0 kinematick\u00e9 sch\u00e9ma p\u0159evodovky DSG<\/em><\/strong><\/span><\/span><\/p>\n Uvnit\u0159 p\u0159evodovky DSG je 6,5 litru oleje dosahuj\u00edc\u00ed teploty a\u017e 140\u00b0C. Zubov\u00e9 \u010derpadlo dod\u00e1v\u00e1 15 \u2013 90 litr\u016f oleje za minutu. Cirkulac\u00ed oleje je zaji\u0161t\u011bno dostate\u010dn\u00e9 maz\u00e1n\u00ed a chlazen\u00ed ozuben\u00fdch kol, h\u0159\u00eddel\u016f a dal\u0161\u00ed mechanism\u016f. Na druh\u00e9m konci p\u0159evodovky (d\u00e1le od motoru) je tepeln\u00fd v\u00fdm\u011bn\u00edk a filtr.<\/span><\/span><\/p>\n Dal\u0161\u00ed d\u016fle\u017eitou \u010d\u00e1st\u00ed je v\u00edcelamelov\u00e1 spojka<\/strong>, jej\u00ed\u017e v\u00fdvoj m\u011bla na starosti firma BorgWarner. Spojkov\u00e9 kotou\u010de pracuj\u00ed v\u00a0olejov\u00e9 l\u00e1zni, kter\u00e1 celou soustavu spojky ma\u017ee a z\u00e1rove\u0148 chlad\u00ed. Volbou spojky s\u00a0olejovou l\u00e1zn\u00ed je zaru\u010dena del\u0161\u00ed \u017eivotnost a \u0161ir\u0161\u00ed spektrum mo\u017en\u00fdch provozn\u00edch podm\u00ednek. Nev\u00fdhodou takov\u00e9ho \u0159e\u0161en\u00ed je nutnost neust\u00e1le poh\u00e1n\u011bt olejov\u00e9 \u010derpadlo, co\u017e zvy\u0161uje ztr\u00e1ty. Ka\u017ed\u00e1 ze dvou spojek v\u00edcelamelov\u00e9 spojky p\u0159en\u00e1\u0161\u00ed v\u00fdkon na jednu h\u0159\u00eddel.<\/strong> Prvn\u00ed spojka ovl\u00e1d\u00e1 1., 3. a 5. p\u0159evodov\u00fd stupe\u0148 a zp\u011btn\u00fd chod. Druh\u00e1 spojka rozt\u00e1\u010d\u00ed h\u0159\u00eddel s\u00a02., 4. a 6. p\u0159evodov\u00fdm stupn\u011bm. <\/span><\/span><\/p>\n v\u00edcelamelov\u00e1 spojka<\/em><\/strong><\/span><\/span><\/p>\n Novinkou je sedmistup\u0148ov\u00e1 DSG p\u0159evodovka se suchou spojkou<\/strong>, kter\u00e1 je ur\u010den\u00e1 pro men\u0161\u00ed motory. Omezen\u00edm t\u00e9to p\u0159evodovky je maxim\u00e1ln\u00ed p\u0159enositeln\u00fd to\u010div\u00fd moment 250 Nm oproti 350 Nm u star\u0161\u00edho \u0161estistup\u0148ov\u00e9ho \u00fastroj\u00ed. V\u00fdhodou pak je vy\u0161\u0161\u00ed \u00fa\u010dinnost a tud\u00ed\u017e je\u0161t\u011b o n\u011bco sn\u00ed\u017een\u00e1 spot\u0159eba pohonn\u00fdch hmot.<\/span><\/span><\/p>\n sedmistup\u0148ov\u00e1 p\u0159evodovka DSG<\/em><\/strong><\/span><\/span><\/p>\n Jak funguje p\u0159evodovka DSG? Pokud \u0159\u00edd\u00edc\u00ed elektronika zjist\u00ed, \u017ee automobil za\u010d\u00edn\u00e1 zpomalovat, p\u0159ipravuje nezat\u00ed\u017een\u00e1 \u010d\u00e1st p\u0159evodovky ni\u017e\u0161\u00ed rychlostn\u00ed stupn\u011b. V\u00a0situaci, kdy je t\u0159eba pod\u0159adit o dva a v\u00edce stup\u0148\u016f<\/strong> (nap\u0159\u00edklad ze \u0161estky na dvojku), elektronika celou operaci rozd\u011bl\u00ed na dv\u011b \u010d\u00e1sti. Nejd\u0159\u00edve za\u0159ad\u00ed z\u00a0\u0161estky p\u011btku, a t\u00edm uvoln\u00ed h\u0159\u00eddel pro za\u0159azen\u00ed dvojky. Toto slo\u017eit\u011bj\u0161\u00ed pod\u0159azen\u00ed zvl\u00e1d\u00e1 p\u0159evodovka DSG za 0,9 s.<\/span><\/span><\/p>\n \u0158azen\u00ed s\u00a0p\u0159evodovkou DSG je stejn\u00e9 jako s\u00a0klasick\u00fdm automatem. P\u00e1ka voli\u010de p\u0159evodovky v\u00a0poloze \u201eD\u201c znamen\u00e1 standardn\u00ed re\u017eim Drive. Sportovn\u00ed re\u017eim \u201eS\u201c dovol\u00ed \u0159idi\u010di ost\u0159ej\u0161\u00ed j\u00edzdu t\u00edm, \u017ee \u0159\u00edd\u00edc\u00ed jednotky motoru a p\u0159evodovky spolupracuj\u00ed se senzory ot\u00e1\u010dek kol (nap\u0159. rozd\u00edln\u00e9 ot\u00e1\u010dky kol ukazuj\u00ed na j\u00edzdu zat\u00e1\u010dkou) a zabra\u0148uj\u00ed necht\u011bn\u00e9mu p\u0159e\u0159azen\u00ed nahoru b\u011bhem pr\u016fjezdu zat\u00e1\u010dkou<\/strong>. Re\u017eim \u201eTiptronic\u201c nech\u00e1v\u00e1 \u0159azen\u00ed na \u0159idi\u010di, k\u00a0volb\u011b p\u0159evod\u016f m\u016f\u017ee \u0159idi\u010d pou\u017e\u00edt jak tla\u010d\u00edtka na volantu, tak klasick\u00fd voli\u010d. <\/span><\/span><\/p>\n \u0159azen\u00ed s\u00a0p\u0159evodovkou DSG<\/em><\/span><\/span><\/strong><\/p>\n V re\u017eimech \u201eS\u201c a \u201eTiptronic\u201c p\u0159evodovka nab\u00edz\u00ed funkci \u201eLaunch Control\u201c<\/strong>, kter\u00e1 se postar\u00e1 o efektn\u00ed a rychlou akceleraci. Sta\u010d\u00ed se\u0161l\u00e1pnout brzdu, z\u00e1rove\u0148 p\u0159idat pln\u00fd plyn, a motor automaticky nastav\u00ed ot\u00e1\u010dky na 3000, po uvoln\u011bn\u00ed brzdy je tak zrychlen\u00ed je\u0161t\u011b svi\u017en\u011bj\u0161\u00ed.<\/span><\/span><\/p>\n funkce Launch Control<\/em><\/strong><\/span><\/span><\/p>\n Dvouspojkov\u00e1 p\u0159evodovka DSG slav\u00ed zna\u010dn\u00e9 \u00fasp\u011bchy. V\u00a0posledn\u00edch letech p\u0159edstavuj\u00ed i dal\u0161\u00ed konkuren\u010dn\u00ed automobilky svoje varianty dvouspojkov\u00e9ho \u0159azen\u00ed. DKG (BMW), Getrag PowerShift<\/a> (Ford, Volvo, Chrysler, Mitsubishi) PDK<\/a> (Porsche). <\/span><\/p>\n V sou\u010dasnosti produkuje dvojspojkov\u00e9 p\u0159evodovky n\u011bkolik firem \u2013 Getrag, Ricardo nebo Borg-Warner a moment\u00e1ln\u011b se k nim p\u0159ipojila tak\u00e9 italsko-\u0161v\u00fdcarsk\u00e1 spole\u010dnost Oerlikon Graziano. V celosv\u011btov\u00e9m m\u011b\u0159\u00edtku mo\u017en\u00e1 nepat\u0159\u00ed mezi nejv\u011bt\u0161\u00ed (v Evrop\u011b ro\u010dn\u011b prod\u00e1 20 000 p\u0159evodovek), o to zaj\u00edmav\u011bj\u0161\u00ed je ov\u0161em jej\u00ed klientela. Mezi odb\u011bratele pat\u0159\u00ed Ferrari, Lamborghini, Maserati nebo Aston Martin.<\/span><\/p>\n <\/p>\n Foto:<\/strong> www.media.vw.com, www.photobucket.com, archiv Jedn\u00e1 se o p\u0159evodovku vyvinutou koncernem Volkswagen, kter\u00e1 kombinuje sportovn\u00ed charakter a n\u00edzkou spot\u0159ebu pohonn\u00fdch hmot mechanick\u00e9 p\u0159evodovky s komfortem p\u0159evodovky automatick\u00e9. Umo\u017e\u0148uje \u0159azen\u00ed bez p\u0159eru\u0161en\u00ed tahu motoru. D\u00edky pou\u017eit\u00ed dvojit\u00e9 spojky je neust\u00e1le alespo\u0148 jedno soukol\u00ed v z\u00e1b\u011bru. <\/p>\n","protected":false},"author":1,"featured_media":1097,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","rop_custom_images_group":[],"rop_custom_messages_group":[],"rop_publish_now":"initial","rop_publish_now_accounts":{"facebook_10217573569066608_119527941460186":"","twitter_308591058_308591058":""},"rop_publish_now_history":[],"rop_publish_now_status":"pending","ngg_post_thumbnail":0,"two_page_speed":[],"footnotes":""},"categories":[1,8,534,29,4],"tags":[816,852,813,321,670],"class_list":["post-3129","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nezarazene","category-hnaci-ustroji","category-oznaceni","category-zkratky-a-pojmy","category-casti-automobilu","tag-dsg","tag-direct-shift-gear","tag-dvouspojkova-prevodovka","tag-prevodovka","tag-razeni"],"yoast_head":"\n![\"\"](\"http:\/\/www.autolexicon.net\/obr_clanky\/cs_dsg_009.jpg\" "\\"\u0159ez")
<\/a>![\"\"](\"http:\/\/www.autolexicon.net\/obr_clanky\/cs_dsg_010.jpg\" "\\"\u0159ez")
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\nZa vyn\u00e1lezce dvouspojkov\u00e9 techniky je pova\u017eov\u00e1n Francouz Adolphe Kegresse, kter\u00fd si sv\u016fj n\u00e1pad dal v roce 1939 patentovat. K\u00a0v\u00fdrob\u011b v\u0161ak ji\u017e nedo\u0161lo, zabr\u00e1nila j\u00ed druh\u00e1 sv\u011btov\u00e1 v\u00e1lka. V automobilu se op\u011bt objevila a\u017e v 80. letech ve sportovn\u00edch prototypech automobilky Porsche 956 a 962, p\u0159evodovka nesla ozna\u010den\u00edm PDK (Porsche Doppelkupplungs)<\/a>.<\/strong> Pozd\u011bji pou\u017eilo Audi tento typ p\u0159evodovky u sout\u011b\u017en\u00edho speci\u00e1lu Audi Sport Quattro<\/a> S1. Pro z\u00edsk\u00e1n\u00ed cenn\u00fd sout\u011b\u017en\u00edch vte\u0159in bylo nejv\u011bt\u0161\u00ed v\u00fdhodou t\u011bchto p\u0159evodovek jejich rychl\u00e9 \u0159azen\u00ed. Dostate\u010dn\u011b rychl\u00e9 a p\u0159edev\u0161\u00edm spolehliv\u00e9 ovl\u00e1d\u00e1n\u00ed dvojice spojek v\u0161ak pomohla vy\u0159e\u0161it teprve dne\u0161n\u00ed modern\u00ed elektronika a\u00a0hydraulika. Princip vyu\u017eit\u00ed dvou spojen\u00fdch p\u0159evodovek byl proto zaveden do s\u00e9riov\u00e9 v\u00fdroby mnohem pozd\u011bji. V sou\u010dasnosti produkuje dvojspojkov\u00e9 p\u0159evodovky n\u011bkolik firem \u2013 Getrag, Ricardo a Borg-Warner.<\/span><\/span><\/p>\n<\/a><\/a><\/p>\n
\n<\/strong>V\u00a0n\u00e1sleduj\u00edc\u00edm textu pop\u00ed\u0161eme prvn\u00ed generaci 6-ti stup\u0148ov\u00e9 DSG p\u0159evodovky, kter\u00e1 je ur\u010den\u00e1 pro p\u0159\u00ed\u010dnou z\u00e1stavbu do vozu, je schopna p\u0159en\u00e1\u0161et kroutic\u00ed momenty a\u017e do 350 Nm a jej\u00ed hmotnost \u010dinila 90 kg (v\u010detn\u011b olejov\u00e9 n\u00e1pln\u011b). Z\u00e1kladem p\u0159evodovky DSG je dvojice paraleln\u011b uspo\u0159\u00e1dan\u00fdch dvouh\u0159\u00eddelov\u00fdch p\u0159evodovek.<\/strong> Aby mohla b\u00fdt p\u0159evodovka co nejmen\u0161\u00ed, jsou vstupn\u00ed h\u0159\u00eddele vlo\u017een\u00e9 do sebe, viz \u0159ez p\u0159evodovkou.<\/span><\/span><\/p>\n<\/a><\/a><\/span><\/span><\/p>\n<\/a>
\n<\/span><\/span><\/p>\n<\/a><\/a>
\n<\/span><\/span><\/p>\n<\/a>
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\n<\/strong>P\u0159evodovka DSG m\u00e1 \u00fa\u010dinnost bl\u00edzkou b\u011b\u017en\u00fdm manu\u00e1ln\u00edm p\u0159evodovk\u00e1m. Je to d\u00edky inteligentn\u00edmu zp\u016fsobu \u0159\u00edzen\u00ed dvojice spojek a \u0159ad\u00edc\u00edch mechanism\u016f. Elektrohydraulick\u00fd \u0159\u00edd\u00edc\u00ed modul st\u00e1le p\u0159ipravuje jeden dop\u0159edu za\u0159azen\u00fd rychlostn\u00ed stupe\u0148. Nap\u0159\u00edklad p\u0159i rozjezdu je z\u00e1rove\u0148 za\u0159azen 1. a 2. rychlostn\u00ed stupe\u0148. Po se\u0161l\u00e1pnut\u00ed plynu je aktivov\u00e1na spojka pro prvn\u00ed rychlostn\u00ed stupe\u0148.<\/strong> Automobil se rozj\u00ed\u017ed\u00ed a v\u00a0okam\u017eiku, kdy motor dos\u00e1hne optim\u00e1ln\u00edch ot\u00e1\u010dek pro \u0159azen\u00ed, dojde pouze k\u00a0postupn\u00e9mu vyp\u00edn\u00e1n\u00ed spojky \u010d. 1 za sou\u010dasn\u00e9ho zap\u00edn\u00e1n\u00ed spojky \u010d. 2.<\/strong> Nedoch\u00e1z\u00ed tak k\u00a0p\u0159eru\u0161en\u00ed toku v\u00fdkonu na kola. V okam\u017eiku, kdy je sepnuta spojka \u010d\u00edslo 2 a v\u00fdkon je p\u0159en\u00e1\u0161en touto \u010d\u00e1st\u00ed, druh\u00e1 v\u011btev p\u0159evodovky p\u0159iprav\u00ed za\u0159azen\u00edm t\u0159et\u00edho stupn\u011b. Cel\u00e9 \u0159azen\u00ed trv\u00e1 pouh\u00fdch 0,3 a\u017e 0,4 s<\/strong>.<\/span><\/span><\/p>\n<\/a><\/span><\/span><\/p>\n<\/a>
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\nKl\u00ed\u010dov\u00e1 slova: <\/strong>p\u0159evodovka, dvouspojkov\u00e1 p\u0159evodovka, DSG, Direct Shift Gear, \u0159azen\u00ed<\/span><\/span><\/p>","protected":false},"excerpt":{"rendered":"