{"id":189839,"date":"2026-08-24T10:07:17","date_gmt":"2026-08-24T10:07:17","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/189839\/"},"modified":"2026-08-24T10:07:17","modified_gmt":"2026-08-24T10:07:17","slug":"novy-patent-mazdy-dava-nadeji-rotacnimu-motoru-tyka-se-emisi","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/189839\/","title":{"rendered":"Nov\u00fd patent Mazdy d\u00e1v\u00e1 nad\u011bji rota\u010dn\u00edmu motoru. T\u00fdk\u00e1 se emis\u00ed"},"content":{"rendered":"

Japonsk\u00e1 automobilka Mazda p\u0159estala vyr\u00e1b\u011bt Wankel\u016fv motor s\u00a0rotuj\u00edc\u00edm p\u00edstem p\u0159ed v\u00edce ne\u017e deseti lety, odhl\u00e9dneme-li od kr\u00e1tk\u00e9 epizody s\u00a0pou\u017eit\u00edm jako range extender v\u00a0elektromobilu MX-30\u00a0R-EV. Po\u0159\u00e1d v\u0161ak na jeho v\u00fdvoji pracuje, jak ukazuje \u010derstv\u011b zve\u0159ejn\u011bn\u00fd patent.<\/p>\n

Odhalil ho web CarBuzz<\/a> a\u00a0v n\u00e1kresech ukazuje, jak se v\u00fdrobce sna\u017e\u00ed vy\u0159e\u0161it nejslab\u0161\u00ed str\u00e1nky wankelu v\u00a0podob\u011b vysok\u00fdch emis\u00ed a\u00a0spot\u0159eby paliva. In\u017een\u00fd\u0159i navrhli pokro\u010dil\u00fd syst\u00e9m recirkulace v\u00fdfukov\u00fdch plyn\u016f (EGR), kter\u00fd dok\u00e1\u017ee efektivn\u011b sni\u017eovat teploty p\u0159i spalov\u00e1n\u00ed, a\u00a0to bez nutnosti z\u00e1stavby rozm\u011brn\u00fdch chladi\u010d\u016f EGR.<\/p>\n

Foto: Mazda\/USPTO<\/p>\n

N\u00e1kres ukazuje veden\u00ed potrub\u00ed EGR kolem motoru a\u00a0do v\u00fdfukov\u00e9ho syst\u00e9mu<\/p>\n

V minulosti musely wankely kv\u016fli ochran\u011b vnit\u0159n\u00edch sou\u010d\u00e1st\u00ed p\u0159ed p\u0159eh\u0159\u00edv\u00e1n\u00edm spol\u00e9hat na provoz s\u00a0bohatou palivovou sm\u011bs\u00ed, co\u017e s\u00a0sebou neslo vysokou spot\u0159ebu a\u00a0zv\u00fd\u0161enou produkci \u0161kodlivin. Nov\u00fd koncept vyu\u017e\u00edv\u00e1 dvoukan\u00e1lov\u00e9 \u0159e\u0161en\u00ed v\u00fdfukov\u00e9ho traktu. Hlavn\u00ed otvor ve st\u011bn\u011b odv\u00e1d\u00ed nejteplej\u0161\u00ed plyny z\u00a0po\u010d\u00e1tku spalovac\u00edho cyklu p\u0159\u00edmo k\u00a0turbodmychadlu, pozd\u011bji otev\u00edran\u00fd postrann\u00ed otvor sm\u011bruje chladn\u011bj\u0161\u00ed d\u00edl plyn\u016f do speci\u00e1ln\u00edho kan\u00e1lu odlit\u00e9ho p\u0159\u00edmo v\u00a0bloku motoru.<\/p>\n

Veden\u00ed v\u00a0t\u011bsn\u00e9 bl\u00edzkosti vnit\u0159n\u00edho chladic\u00edho okruhu zaji\u0161\u0165uje dal\u0161\u00ed pokles teploty plyn\u016f je\u0161t\u011b p\u0159ed vstupem do samotn\u00e9ho chladi\u010de EGR. D\u00edky tomuto \u201ep\u0159edchlazen\u00ed\u201c m\u016f\u017ee b\u00fdt extern\u00ed chladi\u010d EGR v\u00fdrazn\u011b men\u0161\u00ed, ani\u017e by utrp\u011bla \u00fa\u010dinnost cel\u00e9ho chlazen\u00ed. Z\u00e1sadn\u00ed v\u00fdhodou je tak\u00e9 mo\u017enost udr\u017eet stechiometrick\u00fd pom\u011br paliva a\u00a0vzduchu i\u00a0p\u0159i vysok\u00e9m zat\u00ed\u017een\u00ed motoru, co\u017e v\u00fdrazn\u011b redukuje emise a\u00a0zlep\u0161uje celkovou efektivitu provozu.<\/p>\n

Pro Mazdu, je\u017e postavila sv\u016fj prvn\u00ed dvourotorov\u00fd v\u016fz Cosmo Sport 110S ji\u017e v\u00a0roce 1967, znamen\u00e1 tento patent dal\u0161\u00ed krok k\u00a0zachov\u00e1n\u00ed specifick\u00e9 koncepce. Samoz\u0159ejm\u011b v\u0161ak ne\u0159\u00edk\u00e1, \u017ee se vozu s\u00a0t\u00edmto motorem do\u010dk\u00e1me letos, nebo v\u016fbec. Pouze nazna\u010duje, \u017ee s\u00a0n\u00edm zna\u010dka po\u010d\u00edt\u00e1 i\u00a0do budoucna.<\/p>\n

<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"Japonsk\u00e1 automobilka Mazda p\u0159estala vyr\u00e1b\u011bt Wankel\u016fv motor s\u00a0rotuj\u00edc\u00edm p\u00edstem p\u0159ed v\u00edce ne\u017e deseti lety, odhl\u00e9dneme-li od kr\u00e1tk\u00e9 epizody…\n","protected":false},"author":2,"featured_media":189840,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[12],"tags":[67,68,4530,9794,70,13485],"class_list":["post-189839","post","type-post","status-publish","format-standard","has-post-thumbnail","category-byznys","tag-business","tag-byznys","tag-mazda","tag-patent","tag-spalovaci-motor","tag-wankeluv-motor"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117149935280295144","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/189839","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=189839"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/189839\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/189840"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=189839"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=189839"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=189839"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}