{"id":2988,"date":"2021-02-04T18:52:37","date_gmt":"2021-02-04T16:52:37","guid":{"rendered":"https:\/\/firebox.com.ua\/?p=2988"},"modified":"2021-02-04T18:52:37","modified_gmt":"2021-02-04T16:52:37","slug":"ispolzovat-li-bufernuyu-emkost-s-pelletnym-kotlom","status":"publish","type":"post","link":"https:\/\/firebox.com.ua\/cs\/ispolzovat-li-bufernuyu-emkost-s-pelletnym-kotlom\/","title":{"rendered":"M\u011bl by b\u00fdt u kotle na pelety pou\u017eit vyrovn\u00e1vac\u00ed z\u00e1sobn\u00edk?"},"content":{"rendered":"

Pou\u017e\u00edt nebo nevyu\u017e\u00edt vyrovn\u00e1vac\u00ed n\u00e1dr\u017e s kotlem na pelety?<\/h1>\n

Dnes si rozebereme technickou ot\u00e1zku, m\u00e1m pou\u017e\u00edt vyrovn\u00e1vac\u00ed n\u00e1dr\u017e s kotlem na pelety? Obecn\u011b plat\u00ed, \u017ee instalace kotle na tuh\u00e1 paliva bez programov\u011b \u0159\u00edzen\u00e9ho ho\u0159\u00e1k na pelety<\/a> a bez vyrovn\u00e1vac\u00ed n\u00e1dr\u017ee je extr\u00e9mn\u011b nebezpe\u010dn\u00fd a ekonomicky nerentabiln\u00ed, jeliko\u017e v re\u017eimu doutn\u00e1n\u00ed \u00fa\u010dinnost tvrd\u00e9ho topu rychle kles\u00e1, zvl\u00e1\u0161t\u011b u kotl\u016f s doho\u0159\u00edv\u00e1n\u00edm spalin, kter\u00e9 by teoreticky m\u011bly b\u00fdt \u00fa\u010dinn\u011bj\u0161\u00ed ne\u017e klasick\u00e9.<\/strong><\/p>\n

\n

Peletov\u00fd kotel<\/a> \u0159\u00edzen mikrokontrol\u00e9rem, tak\u017ee pou\u017eit\u00ed vyrovn\u00e1vac\u00ed kapacity je technicky nepraktick\u00e9. Ale pro\u010d? A pro\u010d je automatick\u00fd kotel \u010dasto levn\u011bj\u0161\u00ed ne\u017e kvalitn\u011b vyroben\u00fd ru\u010dn\u00ed kotel?<\/strong><\/p>\n<\/blockquote>\n

P\u00e1r slov o kotl\u00edch na tuh\u00e1 paliva<\/h2>\n

Jak jsme psali d\u0159\u00edve \u2013 v\u0161echno kotle na tuh\u00e1 paliva<\/a> (TT-kotle) pro dosa\u017een\u00ed maxim\u00e1ln\u00ed \u00fa\u010dinnosti pracuj\u00ed v \u00fazk\u00e9m rozsahu teplot a v\u00fdkon\u016f. \u0160\u00ed\u0159ka rozsahu pro r\u016fzn\u00e9 typy kotl\u016f TT se li\u0161\u00ed, ale hlavn\u00ed nev\u00fdhodou je \u00fazk\u00e1 z\u00f3na stabiln\u00edho provozu. Tento probl\u00e9m je t\u00e9m\u011b\u0159 nep\u0159ekonateln\u00fd a je hlavn\u00edm probl\u00e9mem vyt\u00e1p\u011bn\u00ed tuh\u00fdmi palivy.<\/p>\n

Druh\u00fdm a podstatn\u00fdm probl\u00e9mem vypl\u00fdvaj\u00edc\u00edm z prvn\u00edho je bezpe\u010dnost. Skl\u00e1d\u00e1n\u00ed paliva p\u0159i r\u016fzn\u00fdch typech spalov\u00e1n\u00ed (horn\u00ed, spodn\u00ed, dlouhodob\u00e9, pyrol\u00fdza a podobn\u011b) m\u00e1 spole\u010dnou nev\u00fdhodu - palivo nelze rychle uhasit. Zdivo se zah\u0159\u00edv\u00e1, uvol\u0148uje se pyrol\u00fdzn\u00ed plyn (tepeln\u00fd rozkladn\u00fd plyn), kter\u00fd ho\u0159\u00ed za vzniku tepla. U n\u011bkter\u00fdch kotl\u016f na tuh\u00e1 paliva plyn doho\u0159\u00edv\u00e1, u n\u011bkter\u00fdch doho\u0159\u00edv\u00e1, co\u017e nijak v\u00fdrazn\u011b neovliv\u0148uje regulovatelnost procesu.<\/p>\n

V p\u0159\u00edpad\u011b v\u00fdpadku proudu nebo v p\u0159\u00edpad\u011b, \u017ee topn\u00fd syst\u00e9m nen\u00ed schopen odebrat ve\u0161ker\u00e9 teplo uvoln\u011bn\u00e9 z n\u00e1pln\u011b paliva, za\u010dne teplota kotle nevyhnuteln\u011b stoupat. Mo\u017enosti \u0159e\u0161en\u00ed t\u00e9to situace jsou r\u016fzn\u00e9, ale v\u0161echny se scvrkaj\u00ed na jednoduchou my\u0161lenku \u2013 tou jsou tepeln\u00e9 ztr\u00e1ty. A jako nejhospod\u00e1rn\u011bj\u0161\u00ed zp\u016fsob je nejoptim\u00e1ln\u011bj\u0161\u00ed zp\u016fsob vypou\u0161t\u011bn\u00ed tepla do baterie nebo vyrovn\u00e1vac\u00ed n\u00e1dr\u017ee (v z\u00e1vislosti na \u00fakolech). Pr\u00e1v\u011b objem t\u00e9to n\u00e1doby je jakousi - z\u00e1rukou bezpe\u010dnosti, a nikoli \u00fa\u010dinnosti, kter\u00e1 umo\u017e\u0148uje resetovat nadm\u011brnou teplotu.<\/p>\n

A co n\u00e1mitky?<\/h2>\n

Zav\u0159en\u00ed dmychadla<\/h3>\n

Ani zcela uzav\u0159en\u00fd vzduch vh\u00e1n\u011bn\u00fd do kotle palivo neuhas\u00ed a teplo se d\u00e1le uvol\u0148uje. Pokud v dom\u00e1c\u00edch kotl\u00edch a pec\u00edch m\u00e1 tento proces \u0159\u00edzen\u00fd destruktivn\u00ed \u00fa\u010dinek, pak v pr\u016fmyslov\u00fdch a polopr\u016fmyslov\u00fdch verz\u00edch je v\u0161e mnohem slo\u017eit\u011bj\u0161\u00ed.<\/p>\n

Pr\u00e1v\u011b kv\u016fli bezpe\u010dnostn\u00ed a ekonomick\u00e9 slo\u017ece p\u0159i likvidaci p\u0159ebyte\u010dn\u00e9ho tepla se akumula\u010dn\u00ed a akumula\u010dn\u00ed n\u00e1dr\u017ee roz\u0161\u00ed\u0159ily.<\/p><\/blockquote>\n

Nav\u00edc vznik\u00e1 konflikt - kotel TT pracuje optim\u00e1ln\u011b v hork\u00e9m re\u017eimu, kdy je dod\u00e1vka v rozmez\u00ed 75-85 * C, zp\u00e1te\u010dka je minim\u00e1ln\u011b 65 * C. P\u0159itom mal\u00e1 rezerva je z hlediska \u00fa\u010dinnosti nej\u00fa\u010dinn\u011bj\u0161\u00ed, kdy\u017e p\u0159ed varnou z\u00f3nou chladic\u00ed kapaliny zb\u00fdv\u00e1 velmi m\u00e1lo. V tuto chv\u00edli nejefektivn\u011bji spaluje palivo, ale tak\u00e9 se zvy\u0161uj\u00ed teploty spalin (\u00fa\u010dinnost kles\u00e1 s emisemi do ulice).<\/p>\n

P\u0159ebyte\u010dn\u00e9 teplo, jak jsme ji\u017e psali, je bezpe\u010dn\u011b odv\u00e1d\u011bno do tepeln\u00e9ho akumul\u00e1toru. S uzav\u0159en\u00edm s\u00e1n\u00ed vzduchu se m\u016f\u017ee situace zhor\u0161it t\u00edm, \u017ee se v topeni\u0161ti objev\u00ed mnoho nesp\u00e1len\u00e9ho uhl\u00edku, kter\u00fd je pr\u00e1v\u011b z\u00e1kladem dehtu a dehtu na st\u011bn\u00e1ch kotle a kom\u00edna. P\u0159i jeho dostatku m\u016f\u017ee doj\u00edt k vzplanut\u00ed kom\u00edna, co\u017e m\u016f\u017ee v\u00e9st k po\u017e\u00e1ru, destrukci kom\u00ednov\u00e9 konstrukce a dal\u0161\u00edm negativn\u00edm n\u00e1sledk\u016fm. To znamen\u00e1, \u017ee ha\u0161en\u00ed kotle t\u00edmto zp\u016fsobem se nedoporu\u010duje a za ur\u010dit\u00fdch okolnost\u00ed je dokonce nebezpe\u010dn\u00e9.<\/p>\n

N\u00e1mitky podlo\u017een\u00e9 histori\u00ed<\/h3>\n
\n

Mezi lidmi je spousta \u0159emesln\u00edk\u016f, kte\u0159\u00ed se sna\u017e\u00ed dok\u00e1zat, \u017ee kotle bez vyrovn\u00e1vac\u00ed n\u00e1dr\u017ee nejsou nebezpe\u010dn\u00e9, lze je \u00fasp\u011b\u0161n\u011b provozovat, uv\u00e1d\u011bj\u00ed spoustu p\u0159\u00edklad\u016f. Ale regula\u010dn\u00ed r\u00e1mec a pravidla pro provoz kotl\u016f na tuh\u00e1 paliva - pr\u00e1ce bez vyrovn\u00e1vac\u00ed n\u00e1dr\u017ee je p\u0159\u00edsn\u011b zak\u00e1z\u00e1na. To je ochrana pr\u00e1ce, zapsan\u00e1 v \u017eivotech lid\u00ed, in\u017een\u00fdrsk\u00e9 v\u00fdpo\u010dty a ekonomick\u00e1 zd\u016fvodn\u011bn\u00ed.<\/strong><\/p>\n<\/blockquote>\n

\"M\u011bl<\/a><\/p>\n

M\u011bli byste tedy pou\u017e\u00edvat vyrovn\u00e1vac\u00ed z\u00e1sobn\u00edk s kotlem na pelety?<\/h2>\n

\u010casto jsme jako producenti kotle na pelety<\/a> s opa\u010dn\u00fdm n\u00e1zorem se setk\u00e1v\u00e1me p\u0159i aplikaci standard\u016f klasick\u00fdch norem kotl\u016f TT na kotel na pelety. Jmenovit\u011b se jedn\u00e1 o nutnost instalace minim\u00e1ln\u011b vyrovn\u00e1vac\u00ed n\u00e1dr\u017ee a tepeln\u00e9ho akumul\u00e1toru. Tato myln\u00e1 p\u0159edstava \u010dasto tla\u010d\u00ed lidi k dal\u0161\u00edm n\u00e1klad\u016fm bez zjevn\u00e9ho d\u016fvodu. Peletov\u00fd kotel s ho\u0159\u00e1kem je \u0159\u00edzen mikrokontrol\u00e9rem, kter\u00fd zaji\u0161\u0165uje okam\u017eit\u00e9 zhasnut\u00ed kotle nebo sn\u00ed\u017een\u00ed intenzity spalov\u00e1n\u00ed.<\/p>\n

Z\u00e1v\u011br je jednoduch\u00fd - pro b\u011b\u017en\u00fd provoz kotle na pelety nebo ho\u0159\u00e1ku na pelety instalovan\u00e9ho v kotli TT nen\u00ed nutn\u00e1 instalace p\u0159\u00eddavn\u00fdch akumul\u00e1tor\u016f tepla nebo vyrovn\u00e1vac\u00edch n\u00e1dr\u017e\u00ed, pokud projekt a pot\u0159eby topn\u00e9ho syst\u00e9mu nestanov\u00ed jinak. .<\/p><\/blockquote>\n

Nap\u0159\u00edklad ve sklen\u00edkov\u00fdch komplexech je pro kompenzaci prudk\u00e9ho poklesu teploty prost\u011b \u017eivotn\u011b d\u016fle\u017eit\u00e9 instalovat prostorn\u00fd akumul\u00e1tor tepla, ale to nen\u00ed nutn\u00e9 pro ho\u0159\u00e1k na pelety.<\/a> Vyrovn\u00e1vac\u00ed n\u00e1dr\u017e je nav\u00edc instalov\u00e1na jako sekund\u00e1rn\u00ed topn\u00fd kotel na teplou u\u017eitkovou vodu, ale op\u011bt to neplat\u00ed pro technick\u00e9 po\u017eadavky.<\/p>\n

Hydraulick\u00e9 p\u0159ipojen\u00ed s vyrovn\u00e1vac\u00ed n\u00e1dr\u017e\u00ed a nep\u0159\u00edmotopn\u00fdm kotlem<\/h3>\n
\"Sch\u00e9ma<\/a>
Z\u00e1kladn\u00ed sch\u00e9ma zapojen\u00ed s tepeln\u00fdm z\u00e1sobn\u00edkem a klimatizac\u00ed kotle na pelety<\/figcaption><\/figure>\n

 <\/p>\n

\"Sch\u00e9ma<\/a>
Hydraulick\u00e1 izolace pro propojen\u00ed v\u00edce topn\u00fdch okruh\u016f (2 podla\u017e\u00ed nebo dva domy) s p\u0159\u00edvodem tepl\u00e9 vody, radi\u00e1torov\u00fdmi okruhy a vyt\u00e1p\u011bn\u00fdmi podlahami. \u0158\u00edzeno automatizac\u00ed PLUM<\/figcaption><\/figure>\n

P\u0159\u00edklady hydraulick\u00e9ho odpojen\u00ed p\u0159i instalaci kotl\u016f na pelety<\/a><\/p>\n

P\u0159\u00edklady<\/h3>\n

Vezm\u011bme si jednoduch\u00fd p\u0159\u00edklad. Dom\u00e1c\u00ed kotel v\u00e1\u017e\u00ed v pr\u016fm\u011bru 200-300 kg. P\u0159i vypnut\u00e9m nap\u00e1jen\u00ed je v trysce ho\u0159\u00e1ku na pelety cca 300-500 gram\u016f paliva (berme to s rezervou 50 kW), kter\u00e9 za ide\u00e1ln\u00edch okolnost\u00ed dok\u00e1\u017ee vyprodukovat maxim\u00e1ln\u011b 2,5 kW tepla. Tato energie sta\u010d\u00ed k zah\u0159\u00e1t\u00ed hmoty o hmotnosti 300 kg z 85*C na 92*C (tedy pouze 7*C).<\/p>\n

P\u0159ibli\u017en\u00fd v\u00fdpo\u010det nezohled\u0148uje ztr\u00e1tu tepla spalinami, sn\u00ed\u017eenou intenzitu spalov\u00e1n\u00ed p\u0159i absenci intenzivn\u00edho fouk\u00e1n\u00ed ventil\u00e1toru a v \u017e\u00e1dn\u00e9m p\u0159\u00edpad\u011b p\u0159\u00edtomnou mikrocirkulaci v syst\u00e9mu. V\u0161echny tyto faktory z\u00fa\u017e\u00ed ji\u017e tak malou deltu stabiln\u00edho provozu. To znamen\u00e1, \u017ee vid\u00edme, \u017ee ani v tom nejt\u011b\u017e\u0161\u00edm p\u0159\u00edpad\u011b se situace nem\u016f\u017ee vymknout kontrole. Automatizace ho\u0159\u00e1ku na pelety m\u00e1 p\u0159itom \u0159adu dal\u0161\u00edch ochrann\u00fdch syst\u00e9m\u016f proti p\u0159eh\u0159\u00e1t\u00ed kotle a po\u010d\u00edt\u00e1me i s povinnou p\u0159\u00edtomnost\u00ed pojistn\u00fdch ventil\u016f.<\/p>\n

V\u0161echny tyto faktory a p\u0159esn\u00e9 d\u00e1vkov\u00e1n\u00ed paliva modern\u00ed automatizac\u00ed spojuj\u00ed flexibilitu kotle na pelety, jeho automatizaci a reakci na zm\u011bnu topn\u00e9ho syst\u00e9mu na plynov\u00fd kotel, kter\u00fd s\u00e1m nevy\u017eaduje vyrovn\u00e1vac\u00ed n\u00e1dr\u017e.<\/p><\/blockquote>\n

Z toho vypl\u00fdv\u00e1, \u017ee v koteln\u011b na pelety nen\u00ed pot\u0159eba v\u011bt\u0161iny za\u0159\u00edzen\u00ed obsa\u017een\u00fdch v koteln\u011b s ru\u010dn\u00edm pln\u011bn\u00edm!<\/p>\n

P\u0159e\u010dt\u011bte si tak\u00e9 o typy akumul\u00e1tor\u016f tepla<\/a>.<\/p>\n

 <\/p>\n

S pozdravem - t\u00fdm FOCUS<\/em><\/p>\n

 <\/p>","protected":false},"excerpt":{"rendered":"

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