{"id":23618,"date":"2026-01-23T10:30:45","date_gmt":"2026-01-23T10:30:45","guid":{"rendered":"https:\/\/kvalitnivystrik.cz\/?p=23618"},"modified":"2026-01-23T10:32:42","modified_gmt":"2026-01-23T10:32:42","slug":"udrzba-nebo-prevence","status":"publish","type":"post","link":"https:\/\/kvalitnivystrik.cz\/index.php\/2026\/01\/23\/udrzba-nebo-prevence\/","title":{"rendered":"\u00dadr\u017eba nebo prevence"},"content":{"rendered":"\n<h3>Preventivn\u00ed \u00fadr\u017eba: <br>Jedn\u00edm z mnoha kritick\u00fdch m\u00edst je chlad\u00edc\u00ed voda<\/h3>\n\n\n\n<p>Preventivn\u00ed \u00fadr\u017eba (PM &#8211; preventive maitenance) je <strong>nezbytn\u00e1 pro ka\u017edou organizaci<\/strong>, <strong>kter\u00e1<\/strong> se spol\u00e9h\u00e1 na strojn\u00ed za\u0159\u00edzen\u00ed a<strong> pot\u0159ebuje dlouhodob\u011b udr\u017eet vysokou efektivitu v\u00fdroby<\/strong>. U plasta\u0159sk\u00fdch technologi\u00ed (vst\u0159ikov\u00e1n\u00ed plast\u016f, vyfukov\u00e1n\u00ed, extruze) se \u010dasto ukazuje, \u017ee nejv\u011bt\u0161\u00ed rizika nevznikaj\u00ed \u201en\u00e1hle\u201c, ale postupn\u011b \u2013 nejprve drobn\u00fdmi odchylkami v parametrech, pozd\u011bji nestabilitou procesu a nakonec ne\u010dekanou odst\u00e1vkou nebo drahou opravou.<\/p>\n\n\n\n<p>V praxi se opakuj\u00ed dv\u011b oblasti, kter\u00e9 v\u00fdrazn\u011b ovliv\u0148uj\u00ed provozuschopnost za\u0159\u00edzen\u00ed, stabilitu cyklu i n\u00e1klady na servis:\u00a0<strong>kvalita chladic\u00ed vody<\/strong>\u00a0a\u00a0<strong>stav tlakov\u00e9ho vzduchu<\/strong>. Pr\u00e1v\u011b zde b\u00fdvaj\u00ed skryt\u00e9 p\u0159\u00ed\u010diny probl\u00e9m\u016f, kter\u00e9 se na za\u010d\u00e1tku tv\u00e1\u0159\u00ed jako \u201emali\u010dkosti\u201c, ale v re\u00e1lu dok\u00e1\u017eou z\u00e1sadn\u011b omezit v\u00fdkon v\u00fdroby.<\/p>\n\n\n\n<h3>1) Probl\u00e9m vody: zan\u00e1\u0161en\u00ed, nestabilita chlazen\u00ed a drah\u00e9 hav\u00e1rie<\/h3>\n\n\n\n<h4>Co se v provozu d\u011bje nej\u010dast\u011bji<\/h4>\n\n\n\n<p>Chladic\u00ed okruhy (stroje, formy, chladi\u010de) jsou extr\u00e9mn\u011b citliv\u00e9 na kvalitu vody. Pokud je voda dlouhodob\u011b nekvalitn\u00ed, nedostate\u010dn\u011b filtrovan\u00e1 nebo se okruhy ne\u010dist\u00ed v\u010das, p\u0159ich\u00e1z\u00ed typick\u00e9 jevy:<\/p>\n\n\n\n<ul><li><strong>zan\u00e1\u0161en\u00ed s\u00edt a filtr\u016f<\/strong>&nbsp;a postupn\u00e9&nbsp;<strong>omezov\u00e1n\u00ed pr\u016ftoku<\/strong>,<\/li><li><strong>nestabiln\u00ed teploty<\/strong>&nbsp;a zhor\u0161en\u00fd p\u0159enos tepla,<\/li><li><strong>usazov\u00e1n\u00ed miner\u00e1l\u016f a kal\u016f v jemn\u00fdch kan\u00e1lc\u00edch<\/strong>&nbsp;(formy, v\u00fdm\u011bn\u00edky, v\u00fdparn\u00edky),<\/li><li><strong>koroze a rez<\/strong>&nbsp;v okruz\u00edch, kter\u00e1 zvy\u0161uje zne\u010di\u0161t\u011bn\u00ed a podporuje vznik dal\u0161\u00edch usazenin,<\/li><li><strong>zanesen\u00e9 senzory pr\u016ftoku a teploty<\/strong>, kter\u00e9 mohou d\u00e1vat zkreslen\u00e9 hodnoty a maskovat zhor\u0161uj\u00edc\u00ed se stav syst\u00e9mu.<\/li><\/ul>\n\n\n\n<p>Provozn\u00ed dopad b\u00fdv\u00e1 velmi konkr\u00e9tn\u00ed: zhor\u0161\u00ed se stabilita chlazen\u00ed, prodlu\u017euje se cyklus, roste rozptyl teplot, p\u0159ib\u00fdv\u00e1 nestability procesu a zmetkovitosti. Nar\u016fst\u00e1n\u00ed prolb\u00e9m\u016f je &#8222;pl\u00ed\u017eiv\u00e9&#8220;. Prost\u011b nejd\u0159\u00edve se rozhod\u00ed teploty na form\u011b. Za\u010dne nar\u016fstat zmetkovitost, N\u00e1sledn\u011b se mus\u00ed za\u010d\u00edt zpomalovat Cyklus. A ekonomick\u00e9 v\u00fdsledky padaj\u00ed dol\u016f, \u00fam\u011brn\u011b s prodlu\u017eovan\u00fdm cyklem a navy\u0161ovan\u00fdm po\u010dtem srapu.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"768\" height=\"1024\" data-id=\"23619\"  src=\"https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c.jpeg\" alt=\"\" class=\"wp-image-23619\" srcset=\"https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c.jpeg 768w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c-225x300.jpeg 225w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c-578x771.jpeg 578w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c-120x160.jpeg 120w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/CED94C77-6B9A-4589-876F-A15F5CC28293_1_105_c-81x108.jpeg 81w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"768\" height=\"1024\" data-id=\"23620\"  src=\"https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c.jpeg\" alt=\"\" class=\"wp-image-23620\" srcset=\"https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c.jpeg 768w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c-225x300.jpeg 225w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c-578x771.jpeg 578w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c-120x160.jpeg 120w, https:\/\/kvalitnivystrik.cz\/wp-content\/uploads\/2026\/01\/928A3F41-D81E-40B7-812B-014B56C23EF8_1_105_c-81x108.jpeg 81w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n<figcaption class=\"blocks-gallery-caption\">Magnetick\u00fd filtr SVOBOD. 1)nasazen\u00ed 2) po dvou dnech<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h4>Proto je voda typick\u00e1 \u201etich\u00e1\u201c hrozba<\/h4>\n\n\n\n<p>Voda je zr\u00e1dn\u00e1 v tom, \u017ee z\u00e1vada \u010dasto postupuje pomalu. Nejd\u0159\u00edv se zhor\u0161\u00ed \u00fa\u010dinnost chlazen\u00ed, pak se za\u010dne m\u011bnit teplotn\u00ed stabilita, nakonec za\u010dnou b\u00fdt probl\u00e9my viditeln\u00e9 i pro v\u00fdrobu. <strong>A v tomto bod\u011b u\u017e \u00fadr\u017eba \u010dasto \u0159e\u0161\u00ed n\u00e1sledky, nikoliv p\u0159\u00ed\u010dinu<\/strong>.<\/p>\n\n\n\n<p>Standardn\u00ed bari\u00e9rov\u00e9 filtry (s\u00edta, filtra\u010dn\u00ed vlo\u017eky) jsou nav\u00edc v\u017edy kompromisem:<\/p>\n\n\n\n<ul><li>jemn\u011bj\u0161\u00ed filtrace znamen\u00e1 vy\u0161\u0161\u00ed tlakov\u00e9 ztr\u00e1ty a \u010dast\u011bj\u0161\u00ed \u00fadr\u017ebu,<\/li><li>hrub\u0161\u00ed filtrace sice m\u00e9n\u011b \u201e\u0161krt\u00ed\u201c pr\u016ftok, ale \u010d\u00e1stice se dost\u00e1vaj\u00ed d\u00e1l do syst\u00e9mu a postupn\u011b jej zan\u00e1\u0161ej\u00ed.<\/li><\/ul>\n\n\n\n<p>Nav\u00edc se v b\u011b\u017en\u00e9m provozu filtry \u010dasto ne\u010dist\u00ed p\u0159esn\u011b v\u010das \u2013 kv\u016fli kapacit\u011b, priorit\u00e1m nebo pocitu \u201eje\u0161t\u011b to chv\u00edli jede\u201c. T\u00edm se ale akceleruje cesta k omezen\u00ed pr\u016ftok\u016f a nepl\u00e1novan\u00fdm v\u00fdpadk\u016fm.<\/p>\n\n\n\n<h3>\u0158e\u0161en\u00ed probl\u00e9m\u016f s vodou: <br>magnetick\u00fd filtr od JAN SVOBODA CZ<\/h3>\n\n\n\n<p>Pro stabilizaci chladic\u00edch okruh\u016f a \u0159e\u0161en\u00ed kontaminace vody (zejm\u00e9na\u00a0<strong>rez, oxidy \u017eeleza, jemn\u00e9 \u010d\u00e1stice a \u010d\u00e1st miner\u00e1ln\u00edch \u00fasad<\/strong>) je vhodn\u00e9 vyu\u017e\u00edt\u00a0<strong><a href=\"https:\/\/jansvoboda.cz\/Magneticka-filtrace-kapalin-c76485\">magnetick\u00fd filtr od JAN SVOBODA CZ<\/a><\/strong>.<\/p>\n\n\n\n<p>Tento princip odlu\u010dov\u00e1n\u00ed ne\u010distot pracuje s intenzivn\u00edm magnetick\u00fdm polem, kter\u00e9 zachycuje problematick\u00e9 \u010d\u00e1stice do separa\u010dn\u00edch z\u00f3n, a p\u0159itom dok\u00e1\u017ee udr\u017eet velmi n\u00edzkou tlakovou ztr\u00e1tu i p\u0159i postupn\u00e9m zan\u00e1\u0161en\u00ed.<\/p>\n\n\n\n<p><strong>P\u0159\u00ednos v praxi je jednozna\u010dn\u00fd:<\/strong><\/p>\n\n\n\n<ul><li>omezen\u00ed zan\u00e1\u0161en\u00ed chladic\u00edch okruh\u016f a kan\u00e1lk\u016f forem,<\/li><li>stabiln\u011bj\u0161\u00ed pr\u016ftoky a stabiln\u011bj\u0161\u00ed chlazen\u00ed,<\/li><li>vy\u0161\u0161\u00ed stabilita cyklu a men\u0161\u00ed rozptyl parametr\u016f,<\/li><li>ni\u017e\u0161\u00ed riziko hav\u00e1ri\u00ed chladi\u010d\u016f, \u010derpadel a v\u00fdm\u011bn\u00edk\u016f,<\/li><li>m\u00e9n\u011b servisn\u00edch z\u00e1sah\u016f a m\u00e9n\u011b \u201eneviditeln\u00fdch ztr\u00e1t v\u00fdkonu\u201c.<\/li><\/ul>\n\n\n\n<p>Jin\u00fdmi slovy: probl\u00e9m vody se ne\u0159e\u0161\u00ed a\u017e ve chv\u00edli, kdy syst\u00e9m spadne na alarm \u2013 \u0159e\u0161\u00ed se pr\u016fb\u011b\u017en\u011b, systematicky a preventivn\u011b.<\/p>\n\n\n\n<h3>Z\u00e1v\u011br: bez dat nen\u00ed udr\u017eiteln\u00e1 PM \u2013 proto servisn\u00ed syst\u00e9m MLIT<\/h3>\n\n\n\n<p>A\u0165 u\u017e \u0159e\u0161\u00edte \u010distotu vody v chladic\u00edch okruz\u00edch, stabilitu tlakov\u00e9ho vzduchu nebo \u00faspory p\u0159i tvorb\u011b vakua, \u010di snad zad\u00edraj\u00edc\u00ed se \u010delisti, v\u017edy plat\u00ed jedna z\u00e1sadn\u00ed v\u011bc:\u00a0<strong>udr\u017eiteln\u00e1 preventivn\u00ed \u00fadr\u017eba stoj\u00ed na datech, jejich dostupnosti a sd\u00edlen\u00ed.<\/strong><\/p>\n\n\n\n<p>V realit\u011b b\u00fdv\u00e1 probl\u00e9m v tom, \u017ee:<\/p>\n\n\n\n<ul><li>m\u011b\u0159en\u00ed existuje, ale je rozt\u0159\u00ed\u0161t\u011bn\u00e9 (se\u0161ity, excel, e-maily),<\/li><li>servisn\u00ed z\u00e1sahy nemaj\u00ed jednotnou strukturu,<\/li><li>fotky, pozn\u00e1mky a z\u00e1v\u011bry se ztr\u00e1c\u00ed,<\/li><li>stejn\u00e1 z\u00e1vada se \u0159e\u0161\u00ed opakovan\u011b, proto\u017ee chyb\u00ed historie a souvislosti.<\/li><\/ul>\n\n\n\n<p>Pr\u00e1v\u011b tady d\u00e1v\u00e1 velk\u00fd smysl\u00a0<strong>s<\/strong><a href=\"https:\/\/machinelogit.com\/\"><strong>ervisn\u00ed syst\u00e9m MLIT<\/strong>,<\/a> kter\u00fd pom\u00e1h\u00e1\u00a0<strong>sb\u00edrat, strukturovat a sd\u00edlet data velmi jednodu\u0161e a efektivn\u011b<\/strong>. D\u00edky tomu je mo\u017en\u00e9:<\/p>\n\n\n\n<ul><li>rychle ukl\u00e1dat servisn\u00ed z\u00e1znamy v\u010detn\u011b fotek a pozn\u00e1mek,<\/li><li>udr\u017eet p\u0159ehled o opakuj\u00edc\u00edch se probl\u00e9mech (zan\u00e1\u0161en\u00ed okruh\u016f, v\u00fdkyvy pr\u016ftok\u016f, vlhkost ve vzduchu),<\/li><li>sd\u00edlet informace mezi \u00fadr\u017ebou, v\u00fdrobou i veden\u00edm bez zbyte\u010dn\u00fdch ztr\u00e1t,<\/li><li>budovat znalostn\u00ed z\u00e1kladnu, kter\u00e1 zrychluje diagnostiku a sni\u017euje riziko prostoj\u016f.<\/li><\/ul>\n\n\n\n<p>V\u00fdsledkem je vy\u0161\u0161\u00ed stabilita procesu, krat\u0161\u00ed reak\u010dn\u00ed doba, lep\u0161\u00ed vyu\u017eit\u00ed lid\u00ed v \u00fadr\u017eb\u011b a re\u00e1ln\u011b ni\u017e\u0161\u00ed servisn\u00ed n\u00e1klady \u2013 proto\u017ee PM se p\u0159est\u00e1v\u00e1 op\u00edrat o domn\u011bnky a za\u010d\u00edn\u00e1 st\u00e1t na ov\u011b\u0159en\u00fdch z\u00e1znamech.<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h1>Pozv\u00e1nka: FORMY a PLASTY 2026<\/h1>\n\n\n\n<p>Pokud t\u011b t\u00e9ma \u00fadr\u017eby, stability procesu, \u00faspor energi\u00ed a modern\u00edch p\u0159\u00edstup\u016f k servisu zaj\u00edm\u00e1, r\u00e1di V\u00e1s uvid\u00edme na konferenci\u00a0<strong>FO<\/strong><a href=\"https:\/\/www.youtube.com\/playlist?list=PL6q_KHG_n5wtTn8aAkE-RN5-RP8GRZ1PP\"><strong>RMY a PLASTY 2026<\/strong>.<\/a><br>Kdo bude m\u00edt z\u00e1jem, a\u0165 kontaktuje\u00a0<strong><a>tycova@jansvoboda.cz<\/a><\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Preventivn\u00ed \u00fadr\u017eba: Jedn\u00edm z mnoha kritick\u00fdch m\u00edst je chlad\u00edc\u00ed voda Preventivn\u00ed \u00fadr\u017eba (PM &#8211; preventive maitenance) je nezbytn\u00e1 pro ka\u017edou organizaci, kter\u00e1 se spol\u00e9h\u00e1 na strojn\u00ed za\u0159\u00edzen\u00ed a pot\u0159ebuje dlouhodob\u011b udr\u017eet vysokou efektivitu v\u00fdroby. U plasta\u0159sk\u00fdch technologi\u00ed (vst\u0159ikov\u00e1n\u00ed plast\u016f, vyfukov\u00e1n\u00ed, extruze) se \u010dasto ukazuje, \u017ee nejv\u011bt\u0161\u00ed rizika nevznikaj\u00ed \u201en\u00e1hle\u201c, ale postupn\u011b \u2013 nejprve drobn\u00fdmi odchylkami v parametrech, pozd\u011bji nestabilitou procesu a nakonec ne\u010dekanou odst\u00e1vkou nebo drahou opravou. V praxi se opakuj\u00ed dv\u011b oblasti, kter\u00e9 v\u00fdrazn\u011b ovliv\u0148uj\u00ed provozuschopnost za\u0159\u00edzen\u00ed, stabilitu cyklu i n\u00e1klady na servis:\u00a0kvalita chladic\u00ed vody\u00a0a\u00a0stav tlakov\u00e9ho vzduchu. Pr\u00e1v\u011b zde b\u00fdvaj\u00ed skryt\u00e9 p\u0159\u00ed\u010diny probl\u00e9m\u016f, kter\u00e9 se na za\u010d\u00e1tku tv\u00e1\u0159\u00ed jako \u201emali\u010dkosti\u201c, ale v re\u00e1lu dok\u00e1\u017eou z\u00e1sadn\u011b omezit v\u00fdkon v\u00fdroby. 1) Probl\u00e9m vody: zan\u00e1\u0161en\u00ed, nestabilita chlazen\u00ed a drah\u00e9 hav\u00e1rie Co se v provozu d\u011bje nej\u010dast\u011bji Chladic\u00ed okruhy (stroje, formy, chladi\u010de) jsou extr\u00e9mn\u011b citliv\u00e9 na kvalitu vody. Pokud je voda dlouhodob\u011b nekvalitn\u00ed, nedostate\u010dn\u011b filtrovan\u00e1 nebo se okruhy ne\u010dist\u00ed v\u010das, p\u0159ich\u00e1z\u00ed typick\u00e9 jevy: zan\u00e1\u0161en\u00ed s\u00edt a filtr\u016f&nbsp;a postupn\u00e9&nbsp;omezov\u00e1n\u00ed pr\u016ftoku, nestabiln\u00ed teploty&nbsp;a zhor\u0161en\u00fd p\u0159enos tepla, usazov\u00e1n\u00ed miner\u00e1l\u016f a kal\u016f v jemn\u00fdch kan\u00e1lc\u00edch&nbsp;(formy, v\u00fdm\u011bn\u00edky, v\u00fdparn\u00edky), koroze a rez&nbsp;v okruz\u00edch, kter\u00e1 zvy\u0161uje zne\u010di\u0161t\u011bn\u00ed a podporuje vznik dal\u0161\u00edch usazenin, zanesen\u00e9 senzory pr\u016ftoku a teploty, kter\u00e9 mohou d\u00e1vat zkreslen\u00e9 hodnoty a maskovat zhor\u0161uj\u00edc\u00ed se stav syst\u00e9mu. Provozn\u00ed dopad&#8230;<\/p>\n","protected":false},"author":1,"featured_media":23623,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36,42,64],"tags":[76,94,87,80],"_links":{"self":[{"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/posts\/23618"}],"collection":[{"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/comments?post=23618"}],"version-history":[{"count":4,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/posts\/23618\/revisions"}],"predecessor-version":[{"id":23625,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/posts\/23618\/revisions\/23625"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/media\/23623"}],"wp:attachment":[{"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/media?parent=23618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/categories?post=23618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kvalitnivystrik.cz\/index.php\/wp-json\/wp\/v2\/tags?post=23618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}