{"id":6368,"date":"2023-08-31T08:37:55","date_gmt":"2023-08-31T00:37:55","guid":{"rendered":"https:\/\/www.dcl-controls.com\/?p=6368"},"modified":"2025-04-18T14:33:58","modified_gmt":"2025-04-18T06:33:58","slug":"why-use-process-control-actuator","status":"publish","type":"post","link":"https:\/\/www.dcl-controls.com\/cs_cz\/support\/ta-actuator\/why-use-process-control-actuator","title":{"rendered":"V jak\u00fdch situac\u00edch budete muset vybrat proces ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed?"},"content":{"rendered":"
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Aplikace pozad\u00ed procesu ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\u00a0 \u00a0 \u00a0\u00a0V mnoha syst\u00e9my \u0159\u00edzen\u00ed proces\u016f, mus\u00edme dos\u00e1hnout vysoce p\u0159esn\u00e9 a konzistentn\u00ed regulaci pr\u016ftoku kapalin nebo plyn\u016f prost\u0159ednictv\u00edm automatizovan\u00e9 \u0159\u00eddic\u00ed syst\u00e9my (PLC\/DCS). Vzhledem k vysok\u00e9 po\u017eadavky na p\u0159esnost, kdy\u017e tyto syst\u00e9my dos\u00e1hnout uzav\u0159en\u00e9 smy\u010dky ovl\u00e1d\u00e1n\u00ed, ovl\u00e1dac\u00ed ventil obvykle mus\u00ed b\u00fdt trvale a p\u0159esn\u011b ovl\u00e1dat.<\/span>Mal\u00e9 odsazen\u00ed<\/span>upravit.<\/span><\/p>

\u00a0 \u00a0 \u00a0 V tomto p\u0159\u00edpad\u011b\uff0c<\/span>\u0158\u00eddic\u00ed ventil je j\u00e1drem procesu kontroly. V prom\u011bnn\u00e9 flow syst\u00e9m, pr\u016ftok kapaliny nebo plynu se zm\u011bn\u00ed podle prom\u011bnn\u00fdch, jako je pr\u016ftok, tlak nebo teplota. P\u0159i konfiguraci ovlada\u010de pro ovl\u00e1d\u00e1n\u00ed ventilu, mus\u00edme zvolit procesu, \u0159\u00edzen\u00ed pohonu. Hlavn\u00ed charakteristiky tohoto typu pohonu jsou plynul\u00e9 nastaven\u00ed, vysok\u00e1 p\u0159esnost\/vysokou konzistenci (mal\u00e9 opakov\u00e1n\u00ed chyb, mal\u00fd v\u00fdnos rozd\u00edl) a rychl\u00e1 odezva.<\/span>V\u00fd\u0161e uveden\u00e9 t\u0159i charakteristiky procesu ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed m\u016f\u017ee v\u00fdrazn\u011b sn\u00ed\u017eit variabilitu procesu kontroly, co\u017e m\u00e1 pozitivn\u00ed vliv na zaji\u0161t\u011bn\u00ed konzistence v\u00fdrobn\u00edho procesu a zlep\u0161en\u00ed kvality v\u00fdrobk\u016f.<\/span><\/p>

\u00a0 \u00a0 \u00a0 Proces ovl\u00e1d\u00e1n\u00ed pohony jsou \u0161iroce pou\u017e\u00edv\u00e1ny v chemick\u00e9m pr\u016fmyslu, hornictv\u00ed, farmaceutick\u00e9, ropy, zemn\u00edho plynu, pr\u016fmyslov\u00fdch spalovac\u00edch aPotraviny a n\u00e1poje pole<\/span>\u3002<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Hlavn\u00ed rysy procesu, \u0159\u00edzen\u00ed pohonu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Vysok\u00e1 p\u0159esnost a vysok\u00e1 konzistence<\/span><\/strong><\/p>

\u00a0 \u00a0 \u00a0\u00a0D\u016fle\u017eitou sou\u010d\u00e1st\u00ed procesu \u0159\u00edzen\u00ed pohon\u016f je jejich velmi p\u0159esn\u00e9 a konzistentn\u00ed um\u00edst\u011bn\u00ed v\u00fdkon.<\/span>V closed-loop syst\u00e9m \u0159\u00edzen\u00ed procesu, variabilitou procesu faktor\u016f je d\u016fle\u017eit\u00fdm faktorem, kter\u00fd zp\u016fsobuje odchylky v \u0159\u00eddic\u00ed smy\u010dce. Vy\u0161\u0161\u00ed p\u0159esnost a lep\u0161\u00ed konzistence, v\u011bt\u0161\u00ed stupe\u0148 kontroly p\u016fsob\u00edc\u00ed na proces, a t\u00edm v\u00edce to m\u016f\u017ee zajistit soulad kone\u010dn\u00e9ho c\u00edle v\u00fdstupu. Typick\u00fdm p\u0159\u00edkladem je pr\u016fmyslov\u00fd spalov\u00e1n\u00ed, kl\u00ed\u010dov\u00e9 c\u00edle, co\u017e je zlep\u0161en\u00ed \u00fa\u010dinnosti spalov\u00e1n\u00ed a zaji\u0161t\u011bn\u00ed konzistence tepeln\u00e9 energie. Pro pr\u016fmyslov\u00e9 spalov\u00e1n\u00ed, kdy\u017e je servomotor ovl\u00e1d\u00e1 pr\u016ftok a pom\u011br paliva a vzduchu, aby bylo zaji\u0161t\u011bno zcela efektivn\u00ed spalov\u00e1n\u00ed, ovl\u00e1d\u00e1n\u00ed plynu mus\u00ed b\u00fdt p\u0159esn\u00e9 a konzistentn\u00ed. T\u00edmto zp\u016fsobem \u00fapln\u00e9ho spalov\u00e1n\u00ed m\u016f\u017ee b\u00fdt zaru\u010dena a vy\u0161\u0161\u00ed tepelnou \u00fa\u010dinnost m\u016f\u017ee b\u00fdt dosa\u017eeno. Ve stejn\u00e9 dob\u011b, to sni\u017euje spot\u0159eba pohonn\u00fdch hmot, sni\u017euje emise v\u00fdfukov\u00fdch plyn\u016f a spl\u0148uje po\u017eadavky na ochranu \u017eivotn\u00edho prost\u0159ed\u00ed.<\/span><\/p>

Plynul\u00e9 nastaven\u00ed<\/strong><\/p>

\u00a0 \u00a0 \u00a0 Dal\u0161\u00edm d\u016fle\u017eit\u00fdm rysem procesu \u0159\u00edzen\u00ed pohon\u016f je jejich plynul\u00e9 nastaven\u00ed v\u00fdkonu. Mnoho pr\u016fmyslov\u00fdch odv\u011btv\u00ed a aplikac\u00ed vy\u017eaduje proces kontroly pohon\u016f, proto\u017ee je t\u0159eba pro plynul\u00e9 nastaven\u00ed. Takov\u00e9 \u0159\u00edzen\u00ed toku \u0159e\u0161en\u00ed by m\u011bl m\u00edt mo\u017enost pr\u016fb\u011b\u017en\u011b upravovat, a mohou odol\u00e1vat vysok\u00fdm po\u017eadavk\u016fm dlouhodob\u00fd provoz, ani\u017e by byla ob\u011btov\u00e1na p\u0159esnost a konzistenci. Konkr\u00e9tn\u00ed po\u017eadavky na proces \u0159\u00edzen\u00ed pohon\u016f jsou k dosa\u017een\u00ed trval\u00fd v\u00fdkon-o 100% a dlouh\u00fd \u017eivotn\u00ed cyklus, v r\u00e1mci vysokofrekven\u010dn\u00ed nastaven\u00ed. V potravin\u00e1\u0159sk\u00e9m a n\u00e1pojov\u00e9m pr\u016fmyslu, za \u00fa\u010delem kontroly pom\u011br surovin s vysokou p\u0159esnost\u00ed, proces \u0159\u00edzen\u00ed pohon\u016f s vysokou p\u0159esnost\u00ed, vysokou konzistenci a plynul\u00e9 nastaven\u00ed jsou nutn\u00e1.<\/p>

Rychl\u00e1 reakce<\/strong><\/p>

\u00a0 \u00a0 \u00a0 Proces ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed by tak\u00e9 m\u011bly m\u00edt vlastnosti rychl\u00e9 reakce. V flow control system s air nebo high-tlak tekutiny jako medium, dynamika cel\u00e9ho uzav\u0159en\u00fd proces, jsou velmi vysok\u00e9, proto\u017ee rychlost zm\u011bny v materi\u00e1lov\u00fdch parametr\u016f v kontroln\u00edm procesu. Proto se v tomto p\u0159\u00edpad\u011b aplikace, je nutn\u00e9, aby odpov\u00eddaly procesu, \u0159\u00edzen\u00ed pohonu s vlastnostmi rychl\u00e9 reakce. Z\u00e1kladn\u00ed podm\u00ednkou je, \u017ee doba odezvy pohonu je 1\/10 nebo m\u00e9n\u011b dynamick\u00e9 odezvy cel\u00fd uzav\u0159en\u00fd proces.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Chci si vybrat proces ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\u00a0 \u00a0 \u00a0 Kdy\u017e budete muset vybrat proces, ovl\u00e1d\u00e1n\u00ed servopohonu, pros\u00edm, kontaktujte na\u0161i technickou podporu! DCL se dozv\u011bd\u011bt v\u00edce o dynamick\u00e9 odezvy vlastnosti sv\u00e9 uzav\u0159en\u00e9 smy\u010dky kontrolu syst\u00e9mu a intenzita hluku elektrick\u00fdch sign\u00e1l\u016f v kontroln\u00ed oblasti, aby se zajistilo, \u017ee p\u0159i pou\u017eit\u00ed procesu, \u0159\u00edzen\u00ed pohonu, ne self-vynucen\u00e9 kmit\u00e1n\u00ed dojde. To zaji\u0161\u0165uje, \u017ee v\u00e1\u0161 syst\u00e9m \u0159\u00edzen\u00ed procesu dosahuje rychl\u00e9 reakce p\u0159i zaji\u0161t\u011bn\u00ed kontinu\u00e1ln\u00ed a konzistentn\u00ed, vysoce p\u0159esn\u00e9 nastaven\u00ed v\u00fdkonu.<\/p>

\u00a0<\/p>

\u00a0 \u00a0 \u00a0 Pora\u010fte proces ak\u010dn\u00edho \u010dlenu \u0159\u00edzen\u00ed<\/em><\/a><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tTechnick\u00e9 konzultace<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Zp\u00e1tky na vrchol<\/a><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

\u8fc7\u7a0b\u63a7\u5236\u6267\u884c\u5668\u7684\u5e94\u7528\u80cc\u666f \u00a0 \u00a0 \u00a0\u00a0\u5728\u5f88\u591a\u8fc7\u7a0b\u63a7\u5236\u7cfb\u7edf\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u901a\u8fc7\u81ea\u52a8\u5316\u63a7\u5236\u7cfb\u7edf\uff08PLC\/DCS\uff09\u5bf9\u6db2\u4f53 […]<\/p>","protected":false},"author":1,"featured_media":6736,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[334],"tags":[44,34,390,42,373,41],"class_list":["post-6368","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ta-actuator","tag-fast-move-actuator","tag-actuator","tag-tech-ref","tag-general-actuator","tag-very-small-actuator-tag","tag-explosion-proof-actuator"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/posts\/6368","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/comments?post=6368"}],"version-history":[{"count":0,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/posts\/6368\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/media\/6736"}],"wp:attachment":[{"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/media?parent=6368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/categories?post=6368"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dcl-controls.com\/cs_cz\/wp-json\/wp\/v2\/tags?post=6368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}