Vzh\u013eadom na to, \u017ee st\u00e1le viac u\u017e\u00edvate\u013eov budov je ru\u0161en\u00fdch mechanick\u00fdmi vibr\u00e1ciami a vibr\u00e1ciami vyvolan\u00fdm hlukom poch\u00e1dzaj\u00facim z mechanick\u00fdch zariaden\u00ed, odvetv\u00ed zaoberaj\u00face sa v\u0161etk\u00fdmi rozvodmi, sa za\u010dalo viac venova\u0165 akustick\u00e9mu n\u00e1vrhu mechanick\u00fdch zariaden\u00ed a in\u0161tal\u00e1ci\u00ed.\u00a0<\/span>Ne\u017e v\u0161ak budeme sk\u00fama\u0165 a uv\u00e1dza\u0165 pr\u00edklady toho, ako sa d\u00e1 vibr\u00e1ci\u00e1m zabr\u00e1ni\u0165, pozrime sa na defin\u00edciu a ved\u013eaj\u0161ie \u00fa\u010dinky vibr\u00e1ci\u00ed.<\/span><\/p>\n Jednoducho povedan\u00e9, vibr\u00e1cie s\u00fa mechanick\u00fd jav, kedy doch\u00e1dza k oscil\u00e1cii okolo rovnov\u00e1\u017eneho bodu.\u00a0<\/span>V niektor\u00fdch pr\u00edpadoch to m\u00f4\u017ee by\u0165 \u017eiaduce, napr\u00edklad v pr\u00edpade pohybu struny gitary, ale \u010dasto s\u00fa vibr\u00e1cie ne\u017eiaduce, preto\u017ee vytv\u00e1raj\u00fa ne\u017eiaduce hluk a nepohodlie.\u00a0<\/span>Medzi typick\u00e9 pr\u00edklady ne\u017eiaducich vibr\u00e1ci\u00ed patr\u00ed vibra\u010dn\u00fd pohyb motorov, elektromotorov alebo in\u00fdch mechanick\u00fdch zariaden\u00ed alebo zariaden\u00ed v prev\u00e1dzke.<\/span><\/p>\n V kontexte rozvodov TZB s\u00fa zvuky v\u00e4\u010d\u0161inou generovan\u00e9 ako v\u00fdsledok vibr\u00e1ci\u00ed z \u010dasti zariadenia.\u00a0Niektor\u00e9 typy vibr\u00e1ci\u00ed v\u0161ak m\u00f4\u017eu taktie\u017e vytv\u00e1ra\u0165 zvukov\u00e9 efekty, ktor\u00e9 \u013eudia nedetekuj\u00fa.\u00a0Je v\u0161ak d\u00f4le\u017eit\u00e9 vedie\u0165, \u017ee\u00a0<\/span>nedetekovan\u00e9 zvukov\u00e9 efekty m\u00f4\u017eu tie\u017e ovplyvni\u0165 zdravie a pohodu pou\u017e\u00edvate\u013eov<\/span><\/i>\u00a0budov.\u00a0Preto najlep\u0161\u00edm sp\u00f4sobom, ako zn\u00ed\u017ei\u0165 zvuk, detekovate\u013en\u00fd aj nedetekovate\u013en\u00fd, je v prvom rade obmedzi\u0165 vibr\u00e1cie produkovan\u00e9 mechanick\u00fdm zariaden\u00edm.<\/span><\/p>\n Zariadenie TZB, ktor\u00e9 je pevne pripevnen\u00e9 k podkladu, stene alebo stropu, m\u00f4\u017ee pren\u00e1\u0161a\u0165 vibr\u00e1cie do nosnej kon\u0161trukcie a sp\u00f4sobova\u0165 vysoko ne\u017eiaduce \u00farovne hluku pren\u00e1\u0161an\u00e9ho kon\u0161trukciou.\u00a0<\/span>Tento hluk sa m\u00f4\u017ee \u0161\u00edri\u0165 \u010faleko a m\u00f4\u017ee sa dokonca \u0161\u00edri\u0165 po celej budove.\u00a0<\/span>Rovnako ako zariadenie m\u00f4\u017eu v\u0161etky rozvodn\u00e9 potrubia (kanaliza\u010dn\u00e9, vzduchotechnik\u00e9 at\u010f.) fungova\u0165 ako pren\u00e1\u0161a\u010de hluku pren\u00e1\u0161an\u00e9ho kon\u0161trukciou, pokia\u013e s\u00fa pevne spojen\u00e9 s vibruj\u00facim zariaden\u00edm<\/span><\/p>\n Okrem ne\u017eiaduceho hluku m\u00f4\u017eu pravideln\u00e9 a opakuj\u00face sa vibr\u00e1cie sp\u00f4sobi\u0165 \u010fal\u0161ie probl\u00e9my, ktor\u00e9 m\u00f4\u017eu ovplyvni\u0165 zariadenie, budovu a jej pou\u017e\u00edvate\u013eov.\u00a0<\/span>Medzi tieto probl\u00e9my patr\u00ed napr\u00edklad:<\/span><\/p>\n Izol\u00e1cia zdrojov vibr\u00e1ci\u00ed od nosnej kon\u0161trukcie pomocou pru\u017en\u00fdch zariaden\u00ed, napr\u00edklad izol\u00e1torov, je naj\u00fa\u010dinnej\u0161\u00edm pr\u00edstupom k elimin\u00e1cii vibr\u00e1ci\u00ed.\u00a0<\/span>Starostlivo vybran\u00fd antivibra\u010dn\u00fd syst\u00e9m vibroakustick\u00fdch izol\u00e1torov je potrebn\u00e9 umiestni\u0165, pokia\u013e je to mo\u017en\u00e9, priamo medzi mont\u00e1\u017enu kon\u0161trukciu a zariadenie, ktor\u00e9 produkuje ne\u017eiaduce vibr\u00e1cie.\u00a0<\/span>Izol\u00e1tory potom m\u00f4\u017eu \u00fa\u010dinne absorbova\u0165 a\u017e 99 % nadmern\u00fdch vibr\u00e1ci\u00ed produkovan\u00fdch zariaden\u00edm.<\/span><\/p>\n N\u00e1prava hluku alebo vibr\u00e1ci\u00ed m\u00f4\u017ee by\u0165 ove\u013ea n\u00e1kladnej\u0161ia ako rie\u0161enie probl\u00e9mu pred in\u0161tal\u00e1ciou zariadenia.\u00a0<\/span>N\u00e1klady na opravu m\u00f4\u017eu zah\u0155\u0148a\u0165 \u010das potrebn\u00fd na koordin\u00e1ciu vy\u0161etrovania, priame platby dod\u00e1vate\u013eovi rekon\u0161trukci\u00ed a pr\u00edpadn\u00e9 od\u0161kodnenie vyplaten\u00e9 u\u017e\u00edvate\u013eom budovy, ktor\u00ed podali s\u0165a\u017enosti.\u00a0<\/span>Preto by ste sa mali v\u017edy sna\u017ei\u0165 predch\u00e1dza\u0165 probl\u00e9mom s vibr\u00e1ciami a hlukom namiesto ich n\u00e1pravy.\u00a0<\/span>Zanedbate\u013en\u00e9 dodato\u010dn\u00e9 n\u00e1klady na prevenciu (obvykle asi 1 % a\u017e 2 % celkov\u00fdch n\u00e1kladov na syst\u00e9me rozvodov potrubia) s\u00fa dobre vynalo\u017een\u00e9 peniaze v porovnan\u00ed s druhou najlep\u0161ou alternat\u00edvou, ktor\u00e1 napravuje s\u00fa\u010dasn\u00fa situ\u00e1ciu.<\/span><\/p>\n V portf\u00f3liu Walraven m\u00f4\u017eete n\u00e1js\u0165 kompletn\u00fd rad gumov\u00fdch a kovov\u00fdch vibroakustick\u00fdch izol\u00e1torov, antivibra\u010dn\u00fdch podlo\u017eiek, dr\u017eiakov a pru\u017e\u00edn na odstr\u00e1nenie probl\u00e9mov s vibr\u00e1ciami v potrubn\u00fdch in\u0161tal\u00e1ci\u00e1ch.\u00a0Izol\u00e1tory je mo\u017en\u00e9 tie\u017e \u013eahko integrova\u0165 s in\u00fdmi typick\u00fdmi\u00a0<\/span>upevneniami potrubia<\/span><\/a>\u00a0,\u00a0<\/span>mont\u00e1\u017enymi syst\u00e9mami<\/span><\/a>\u00a0alebo\u00a0<\/span>kon\u0161trukciami pre stre\u0161n\u00e9 in\u0161tal\u00e1cie<\/span><\/a>\u00a0.<\/span><\/p>\n\u010co s\u00fa to vibr\u00e1cie?<\/span><\/h2>\n
Zvukov\u00e9 prejavy vibr\u00e1ci\u00ed<\/span><\/h2>\n
Ak\u00e9 s\u00fa naj\u010dastej\u0161ie zdroje vibr\u00e1ci\u00ed v budov\u00e1ch?<\/span><\/h2>\n
Nejde len o ne\u017eiaduci hluk, ale je toho viac<\/span><\/h2>\n
\n
Ako vyrie\u0161i\u0165 vibr\u00e1cie?<\/span><\/h2>\n
Prevencia je jednoduch\u0161ia a lacnej\u0161ia ako n\u00e1prava!<\/span><\/h2>\n
Zistite viac o antivibra\u010dn\u00fdch rie\u0161eniach od Walravenu<\/span><\/h2>\n