[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.tajnevedy.cz\/uspora-elektriny-v-domacnostech-pri-provozu-led-zarovek\/#Article","mainEntityOfPage":"https:\/\/www.tajnevedy.cz\/uspora-elektriny-v-domacnostech-pri-provozu-led-zarovek\/","headline":"\u00daspora elekt\u0159iny v dom\u00e1cnostech p\u0159i provozu LED \u017e\u00e1rovek","name":"\u00daspora elekt\u0159iny v dom\u00e1cnostech p\u0159i provozu LED \u017e\u00e1rovek","description":"Ud\u011blejme si takov\u00fd krati\u010dk\u00fd v\u00fdpo\u010det \u00faspory elektrick\u00e9 energie a n\u00e1vratnosti po\u0159izovac\u00ed ceny LED \u017e\u00e1rovek: LED \u017e\u00e1rovky. N\u011bkte\u0159\u00ed je dob\u0159e znaj\u00ed a b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed. Ale st\u00e1le jsou mezi n\u00e1mi tac\u00ed, zejm\u00e9na … Read More<\/a>","datePublished":"2017-12-28","dateModified":"2023-04-30","author":{"@type":"Person","@id":"https:\/\/www.tajnevedy.cz\/author\/#Person","name":"","url":"https:\/\/www.tajnevedy.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/614460c3109f6ef46730ae87c5e2be623f574940fabcec1214dc0d8d5af688cf?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/614460c3109f6ef46730ae87c5e2be623f574940fabcec1214dc0d8d5af688cf?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"tajnevedy.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.tajnevedy.cz\/wp-content\/uploads\/img_a308729_w1714_t1519819872.jpg","url":"https:\/\/www.tajnevedy.cz\/wp-content\/uploads\/img_a308729_w1714_t1519819872.jpg","height":0,"width":0},"url":"https:\/\/www.tajnevedy.cz\/uspora-elektriny-v-domacnostech-pri-provozu-led-zarovek\/","about":["Www"],"wordCount":474,"articleBody":" Ud\u011blejme si takov\u00fd krati\u010dk\u00fd v\u00fdpo\u010det \u00faspory elektrick\u00e9 energie a n\u00e1vratnosti po\u0159izovac\u00ed ceny LED \u017e\u00e1rovek: LED \u017e\u00e1rovky. N\u011bkte\u0159\u00ed je dob\u0159e znaj\u00ed a b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed. Ale st\u00e1le jsou mezi n\u00e1mi tac\u00ed, zejm\u00e9na star\u0161\u00ed generace, co s po\u0159\u00edzen\u00edm LED \u017e\u00e1rovek ot\u00e1l\u00ed a st\u00e1le v jejich dom\u00e1cnostech do\u017e\u00edvaj\u00ed klasick\u00e9 \u017e\u00e1rovky. Pravda, na trhu edisonovu \u017e\u00e1rovku ji\u017e nese\u017eenete (v roce 2012 se p\u0159estaly prod\u00e1vat i posledn\u00ed modely 40W), ale n\u011bkte\u0159\u00ed podnikatel\u00e9 si nechali klasickou \u017e\u00e1rovku patentovat jako topn\u00e9 t\u011bl\u00edsko. Ta se d\u00e1 toti\u017e dob\u0159e vyu\u017e\u00edt nap\u0159. v ter\u00e1ri\u00edch. Klasickou \u201eedisonovku\u201c tedy zakoup\u00edte s varovn\u00fdm textem, \u017ee nejde o osv\u011btlovac\u00ed techniku, n\u00fdbr\u017e o topn\u00e9 t\u011bl\u00edsko. Nyn\u00ed ale k \u00faspo\u0159e elektrick\u00e9 energie: Provedli jsme pr\u016fzkum ceny a provozu LED \u017e\u00e1rovek. LED \u017d\u00e1rovku, jej\u00ed\u017e tvar a z\u00e1vit patice byste t\u00e9m\u011b\u0159 nerozeznali od klasick\u00e9 \u201eml\u00e9\u010dn\u00e9\u201c b\u00edl\u00e9 \u017e\u00e1rovky, kter\u00e1 se v dob\u011b socialismu b\u011b\u017en\u011b v dom\u00e1cnostech na sv\u00edcen\u00ed pou\u017e\u00edvala, jsme zakoupili v lednu 2018 za 112 K\u010d. Jedn\u00e1 se o \u017e\u00e1rovku, jej\u00ed\u017e p\u0159\u00edkon vy\u017eaduje pouh\u00fdch 12 W elektrick\u00e9 energie, p\u0159itom sv\u00edtivost zdroje odpov\u00edd\u00e1 hodnot\u011b osvitu klasickou stowattovou \u017e\u00e1rovkou. Uva\u017eujme pr\u016fm\u011brnou cenu elektrick\u00e9 energie 3,50 K\u010d za 1 kWh. Za hodinu provozu LED \u017e\u00e1rovky spot\u0159ebujete 0,012 kWh. Jestli\u017ee budeme br\u00e1t v potaz pr\u016fm\u011brn\u00e9 denn\u00ed sv\u00edcen\u00ed touto \u017e\u00e1rovkou po dobu jedn\u00e9 hodiny, za m\u011bs\u00edc spot\u0159ebujete celkem 0,36 kWh. V p\u0159epo\u010dtu na pen\u00edze je to 1,26 K\u010d. U klasick\u00e9 \u017e\u00e1rovky je situace diametr\u00e1ln\u011b odli\u0161n\u00e1: Za hodinu provozu spot\u0159ebuje 0,1 kWh a za m\u011bs\u00edc p\u0159i hodinov\u00e9m osvitu p\u0159ibli\u017en\u011b 3 kWh. V p\u0159epo\u010dtu na pen\u00edze je to 10,50 K\u010d. Na z\u00e1v\u011br v\u00fdpo\u010dtu uve\u010fme, \u017ee jestli\u017ee budete sv\u00edtit pouhou hodinu denn\u011b LED \u017e\u00e1rovkou, u\u0161et\u0159\u00edte ve srovn\u00e1n\u00ed s klasickou \u017e\u00e1rovkou m\u011bs\u00ed\u010dn\u011b 9,24 K\u010d a p\u0159i takov\u00e9m provozu se V\u00e1m investice do LED \u017e\u00e1rovky z t\u00e9to \u00faspory navr\u00e1t\u00ed p\u0159esn\u011b za 1 rok. (P\u0159i del\u0161\u00edm denn\u00edm sv\u00edcen\u00ed se V\u00e1m pochopiteln\u011b LED \u017e\u00e1rovka zaplat\u00ed mnohem d\u0159\u00edve.) Vzhledem k \u017eivotnosti 25 000 hodin u LED \u017e\u00e1rovek, v\u00e1m budou slou\u017eit je\u0161t\u011b mnoho let a po tu dobu ji\u017e budete jen spo\u0159it energii. Mimochodem, pokud byste sv\u00edtili takovou \u017e\u00e1rovkou cel\u00fdch 24 hodin denn\u011b, co\u017e prakticky nikdy nenastane, vydr\u017e\u00ed V\u00e1m p\u0159i takov\u00e9m extr\u00e9mn\u00edm provozu 3 roky! P\u0159i b\u011b\u017en\u00e9 z\u00e1t\u011b\u017ei v zimn\u00edm obdob\u00ed, kdy se v dom\u00e1cnostech sv\u00edt\u00ed jedn\u00edm sv\u011btlem zhruba 8 hodin denn\u011b, V\u00e1m LED \u017e\u00e1rovka vydr\u017e\u00ed zhruba 8 a p\u016fl roku. 4.2\/5 - (14 votes) "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"\u00daspora elekt\u0159iny v dom\u00e1cnostech p\u0159i provozu LED \u017e\u00e1rovek","item":"https:\/\/www.tajnevedy.cz\/uspora-elektriny-v-domacnostech-pri-provozu-led-zarovek\/#breadcrumbitem"}]}]