[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.miltex.cz\/masinky-uz-vetsinou-nekouri\/#Article","mainEntityOfPage":"https:\/\/www.miltex.cz\/masinky-uz-vetsinou-nekouri\/","headline":"Ma\u0161inky u\u017e v\u011bt\u0161inou nekou\u0159\u00ed","name":"Ma\u0161inky u\u017e v\u011bt\u0161inou nekou\u0159\u00ed","description":"Mezi p\u0159evratn\u00e9 vyn\u00e1lezy v\u00a0oblasti dopravy pat\u0159ily a dodnes pat\u0159\u00ed vlaky. Dnes u\u017e jimi sice pom\u011brn\u011b velk\u00e9 procento na\u0161inc\u016f opovrhuje a je spousta lid\u00ed, zejm\u00e9na d\u011bt\u00ed, kte\u0159\u00ed je\u0161t\u011b nikdy vlakem nejeli, ale to na tom nic nem\u011bn\u00ed. D\u00edky vlak\u016fm se toti\u017e doprava na mnoha m\u00edstech cel\u00e9ho sv\u011bta zm\u011bnila k\u00a0nepozn\u00e1n\u00ed, a to","datePublished":"2023-02-27","dateModified":"2023-09-28","author":{"@type":"Person","@id":"https:\/\/www.miltex.cz\/author\/#Person","name":"","url":"https:\/\/www.miltex.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/da76ffe9456a057fb26f92cd8eb3d2effca853864e9ae2a35290bd1e10b1f7d4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/da76ffe9456a057fb26f92cd8eb3d2effca853864e9ae2a35290bd1e10b1f7d4?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"miltex.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.miltex.cz\/wp-content\/uploads\/art466166_3x2_20261013_065230_VDHOmR.jpg","url":"https:\/\/www.miltex.cz\/wp-content\/uploads\/art466166_3x2_20261013_065230_VDHOmR.jpg","height":0,"width":0},"url":"https:\/\/www.miltex.cz\/masinky-uz-vetsinou-nekouri\/","about":["Technika"],"wordCount":413,"articleBody":"\tMezi p\u0159evratn\u00e9 vyn\u00e1lezy v\u00a0oblasti dopravy pat\u0159ily a dodnes pat\u0159\u00ed vlaky. Dnes u\u017e jimi sice pom\u011brn\u011b velk\u00e9 procento na\u0161inc\u016f opovrhuje a je spousta lid\u00ed, zejm\u00e9na d\u011bt\u00ed, kte\u0159\u00ed je\u0161t\u011b nikdy vlakem nejeli, ale to na tom nic nem\u011bn\u00ed. D\u00edky vlak\u016fm se toti\u017e doprava na mnoha m\u00edstech cel\u00e9ho sv\u011bta zm\u011bnila k\u00a0nepozn\u00e1n\u00ed, a to pozitivn\u011b.\tJak jste se mo\u017en\u00e1 nau\u010dili ve fyzice, staly se vlaky prosp\u011b\u0161n\u00fdmi do zna\u010dn\u00e9 m\u00edry d\u00edky tomu, kolik toho uvezou s\u00a0vynalo\u017een\u00edm relativn\u011b mal\u00e9 s\u00edly. Jejich kola maj\u00ed v\u00fdrazn\u011b ni\u017e\u0161\u00ed t\u0159en\u00ed o koleje ne\u017e jin\u00e9 typy vozidel o povrch, po kter\u00e9m jezd\u00ed, a tud\u00ed\u017e se tu vysta\u010d\u00ed i s\u00a0daleko men\u0161\u00ed ta\u017enou silou. A nejen to.\t\tA tak u n\u00e1s \u201avyrostly\u2018 z\u00a0p\u016fvodn\u00edch kon\u011bsp\u0159e\u017eek opravdov\u00e9 vlaky ta\u017een\u00e9 lokomotivami. Co\u017e byl ve sv\u00e9 dob\u011b jeden z\u00a0vrchol\u016f techniky. A to navzdory tomu, \u017ee se vyu\u017e\u00edvaly pochopiteln\u011b jedin\u00e9 tehdy zn\u00e1m\u00e9 druhy pohonu, parn\u00ed stroje.\tTakov\u00e9 parn\u00ed lokomotivy tedy lidem docela dob\u0159e slou\u017eily. A t\u0159eba i v\u00a0b\u00e1sn\u00edkov\u00fdch ver\u0161\u00edch \u201anoha parou cv\u00e1l\u00e1\u2018. Ov\u0161em sou\u010dasn\u011b se jim staly osudn\u00fdmi p\u0159edev\u0161\u00edm t\u0159i jejich z\u00e1sadn\u00ed nedostatky: slo\u017eit\u00fd pohon, n\u00edzk\u00e1 energetick\u00e1 \u00fa\u010dinnost a riziko po\u017e\u00e1r\u016f. Prost\u011b se muselo za\u010d\u00edt v\u00a0takov\u00fdch lokomotiv\u00e1ch v\u010das topit, aby byla p\u00e1ra pro j\u00edzdu, a pak se tu muselo pr\u016fb\u011b\u017en\u011b p\u0159ikl\u00e1dat uhl\u00ed, aby to b\u011b\u017eelo d\u00e1l, byla pot\u0159eba velk\u00e9ho mno\u017estv\u00ed uhl\u00ed na relativn\u011b m\u00e1lo podan\u00e9ho v\u00fdkonu a jiskry l\u00e9taj\u00edc\u00ed z\u00a0kom\u00edn\u016f parn\u00edch lokomotiv nez\u0159\u00eddka zapalovaly porost v okol\u00ed trat\u00ed.\tN\u00e1sledovala teda v\u00fdm\u011bna poplatn\u00e1 dob\u011b a nov\u00fdm technick\u00fdm objev\u016fm. Objevily se lokomotivy dieselov\u00e9 i elektrick\u00e9, u nich\u017e se zm\u00edn\u011bn\u00e9 nedostatky odstranily nebo aspo\u0148 zredukovaly na minimum, a sou\u010dasn\u011b se za\u010dalo i zrychlovat, proto\u017ee nov\u00e9 motory nebyly ani tak t\u011b\u017ek\u00e9, jako parn\u00ed stroje. A \u017eelezni\u010dn\u00ed doprava zrychlila, a i nad\u00e1le zrychluje. N\u011bkde. Ale jinde pro zm\u011bnu zpomaluje, nap\u0159\u00edklad na zanedban\u00fdch \u0161umavsk\u00fdch trat\u00edch. Kter\u00e9 by mohly lidem z\u00a0vysp\u011bl\u00fdch asijsk\u00fdch zem\u00ed poslou\u017eit jako u\u010din\u011bn\u00fd \u017eelezni\u010dn\u00ed prav\u011bk.                                                                                                                                                                                                                                                                                                                                                                                        4\/5 - (1 vote)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Ma\u0161inky u\u017e v\u011bt\u0161inou nekou\u0159\u00ed","item":"https:\/\/www.miltex.cz\/masinky-uz-vetsinou-nekouri\/#breadcrumbitem"}]}]