[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.agb.sk\/poculi-ste-uz-o-lokomotive-ktoru-pohanala-soda-bohuzial-sa-neujala-a-skoncila-v-muzeu\/#Article","mainEntityOfPage":"https:\/\/www.agb.sk\/poculi-ste-uz-o-lokomotive-ktoru-pohanala-soda-bohuzial-sa-neujala-a-skoncila-v-muzeu\/","headline":"Po\u010duli ste u\u017e o lokomot\u00edve, ktor\u00fa poh\u00e1\u0148ala s\u00f3da? Bohu\u017eia\u013e sa neujala a skon\u010dila v m\u00fazeu","name":"Po\u010duli ste u\u017e o lokomot\u00edve, ktor\u00fa poh\u00e1\u0148ala s\u00f3da? Bohu\u017eia\u013e sa neujala a skon\u010dila v m\u00fazeu","description":"Cestovanie vlakom je dnes be\u017enou mo\u017enos\u0165ou, ako sa dosta\u0165 z\u00a0jedn\u00e9ho miesta na in\u00e9 r\u00fdchlo a\u00a0pohodlne. Vlakov\u00e9 s\u00fapravy v\u00a0s\u00fa\u010dasnosti \u0165ahaj\u00fa elektrick\u00e9","datePublished":"2019-12-24","dateModified":"2019-12-24","author":{"@type":"Person","@id":"https:\/\/www.agb.sk\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.agb.sk\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/a231d13c7dfc9c75f2343f864438f5ab9c0bfebd1aa37dfd3bb16118c04f838c?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a231d13c7dfc9c75f2343f864438f5ab9c0bfebd1aa37dfd3bb16118c04f838c?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"agb.sk","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.agb.sk\/wp-content\/uploads\/img_a308990_w16833_t1577617459.jpg","url":"https:\/\/www.agb.sk\/wp-content\/uploads\/img_a308990_w16833_t1577617459.jpg","height":0,"width":0},"url":"https:\/\/www.agb.sk\/poculi-ste-uz-o-lokomotive-ktoru-pohanala-soda-bohuzial-sa-neujala-a-skoncila-v-muzeu\/","about":["Elektro"],"wordCount":399,"articleBody":"\tCestovanie vlakom je dnes be\u017enou mo\u017enos\u0165ou, ako sa dosta\u0165 z\u00a0jedn\u00e9ho miesta na in\u00e9 r\u00fdchlo a\u00a0pohodlne. Vlakov\u00e9 s\u00fapravy v\u00a0s\u00fa\u010dasnosti \u0165ahaj\u00fa elektrick\u00e9 lokomot\u00edvy, no v\u017edy to tak nebolo. Predchodcovia t\u00fdch dne\u0161n\u00fdch boli poh\u00e1\u0148an\u00e9 parou, ktor\u00e1 sa vytv\u00e1rala spa\u013eovan\u00edm uhlia. Koniec 19.storo\u010dia v\u0161ak priniesol zmenu a\u00a0namiesto uhlia sa na v\u00fdrobu pary pou\u017e\u00edvala s\u00f3da.\t\u00a0\t\u010cistej\u0161ie, tich\u0161ie, ale s krat\u0161\u00edm dojazdom\tZ\u00e1kladom pohonu \u201es\u00f3dov\u00fdch\u201c lokomot\u00edv bol z\u00e1sobn\u00edk a\u00a0v\u00a0\u0148om umiestnen\u00fd bojler, ktor\u00fd mal objem nieko\u013ek\u00fdch ton a\u00a0obsahoval hydroxid sodn\u00fd. Do\u0148ho sa pri \u0161tarte pridala tro\u0161ka vody, \u010do vyvolalo exotermick\u00fa reakciu so vznikom tepla, ktor\u00e9ho bolo dos\u0165 na to, aby sa voda za\u010dala vari\u0165, \u010d\u00edm sa vytv\u00e1rala para. T\u00fa odv\u00e1dzali piesty do motora, a\u00a0t\u00fdm bol zabezpe\u010den\u00fd pohyb lokomot\u00edvy. V\u00fdfukov\u00e1 para sa vracala sp\u00e4\u0165 do z\u00e1sobn\u00edka k\u00a0hydroxidu a\u00a0znova podporovala exotermick\u00fa reakciu. Bol to ak\u00fdsi uzavret\u00fd okruh, syst\u00e9m, ktor\u00fd umo\u017e\u0148oval lokomot\u00edve pohybova\u0165 sa bez dymu a\u00a0z\u00e1rove\u0148 ticho. Nev\u00fdhodou bolo, \u017ee z\u00e1sobn\u00edk mal kapacitu len na nieko\u013eko hod\u00edn prev\u00e1dzky a\u00a0potom sa musel v\u00a0stanici doplni\u0165, tak\u017ee mohla prekon\u00e1va\u0165 iba kr\u00e1tke vzdialenosti.\t\u00a0\tMal\u00e1 \u00fa\u010dinnos\u0165 a\u00a0ve\u013ek\u00e9 nebezpe\u010denstvo\tAutorom s\u00f3dov\u00e9ho motora je nemeck\u00fd vyn\u00e1lezca a\u00a0chemik Moritz Honigmann, ktor\u00fd ho svetu predstavil v\u00a0roku 1880. V\u00a0Berl\u00edne a\u00a0Aachene kr\u00e1tko na to za\u010dali vyu\u017e\u00edva\u0165 podobn\u00e9 stroje v\u00a0hromadnej doprave, na tento motor fungoval dokonca aj parn\u00edk na rieke Spr\u00e9va. Za morom to bola Filadelfia, kde sa ujali zrejme ako jedin\u00e9. Ot\u00e1zne je, pre\u010do upadli do zabudnutia, ke\u010f boli tich\u0161ie a\u00a0\u010distej\u0161ie ako parn\u00e9 motory na uhlie. Odpove\u010fou je, \u017ee mali mal\u00fa \u00fa\u010dinnos\u0165. V\u00a0roku 1885 prebehla v\u00a0Mn\u00edchove \u0161t\u00fadia, ktorej v\u00fdsledkom bola skuto\u010dnos\u0165, \u017ee motor na s\u00f3du generoval iba 60% mno\u017estva pary ako uhlie. Vysok\u00fdm rizikom bola aj mo\u017enos\u0165 expl\u00f3zie a\u00a0poleptania, ke\u010f\u017ee hydroxid sodn\u00fd je z\u00e1sadit\u00e1 chemick\u00e1 l\u00e1tka. Bohu\u017eia\u013e, v\u0161etky tieto nedostatky boli z\u00e1va\u017en\u00e9, a tak odsunuli motory na s\u00f3du z\u00a0ko\u013eajn\u00edc a\u017e do m\u00faze\u00ed.                                                                                                                                                                                                                                                                                                                                                                                        4\/5 - (2 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Po\u010duli ste u\u017e o lokomot\u00edve, ktor\u00fa poh\u00e1\u0148ala s\u00f3da? Bohu\u017eia\u013e sa neujala a skon\u010dila v m\u00fazeu","item":"https:\/\/www.agb.sk\/poculi-ste-uz-o-lokomotive-ktoru-pohanala-soda-bohuzial-sa-neujala-a-skoncila-v-muzeu\/#breadcrumbitem"}]}]