{"id":5390,"date":"2023-06-07T16:09:31","date_gmt":"2023-06-07T08:09:31","guid":{"rendered":"http:\/\/www.dcl-controls.com\/?p=5390"},"modified":"2025-03-31T09:11:10","modified_gmt":"2025-03-31T09:11:10","slug":"used-in-high-altitude","status":"publish","type":"post","link":"https:\/\/dclactuator.com\/cs_cz\/podpora\/aktuator-2\/pouziva-se-ve-vysoke-nadmorske-vysce","title":{"rendered":"Lze aktu\u00e1tory DCL pou\u017e\u00edvat v oblastech s vysokou nadmo\u0159skou v\u00fd\u0161kou?"},"content":{"rendered":"
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Prost\u0159ed\u00ed ve vysok\u00fdch nadmo\u0159sk\u00fdch v\u00fd\u0161k\u00e1ch p\u0159edstavuje jedine\u010dn\u00e9 v\u00fdzvy, kter\u00e9 mohou ovlivnit v\u00fdkon Elektrick\u00e9 pohony DCL<\/strong>Tato zpr\u00e1va hodnot\u00ed jejich vyu\u017eit\u00ed na 3 000 metr\u016f nad mo\u0159em<\/strong>.<\/p>

1. Jak vysok\u00e1 nadmo\u0159sk\u00e1 v\u00fd\u0161ka ovliv\u0148uje elektrick\u00e9 v\u00fdrobky<\/strong><\/h2>

S rostouc\u00ed nadmo\u0159skou v\u00fd\u0161kou:
\u2714 Pokles hustoty vzduchu a tlaku<\/strong>, co\u017e vede k ni\u017e\u0161\u00ed izola\u010dn\u00ed pevnost<\/strong> a zv\u00fd\u0161en\u00e9 riziko elektrick\u00e9ho zkratu.
\u2714 \u00da\u010dinnost chlazen\u00ed se sni\u017euje<\/strong>, co\u017e zp\u016fsobuje vy\u0161\u0161\u00ed n\u00e1r\u016fst teploty<\/strong> v motorech a elektronice.
\u2714 Maziva se rychleji odpa\u0159uj\u00ed<\/strong>a plyny nebo kapaliny<\/strong> je pravd\u011bpodobn\u011bj\u0161\u00ed, \u017ee k \u00faniku dojde z ut\u011bsn\u011bn\u00fdch sou\u010d\u00e1st\u00ed.
\u2714 Poklesy teploty<\/strong>, s velk\u00fdmi denn\u00edmi a no\u010dn\u00edmi v\u00fdkyvy, kter\u00e9 ovliv\u0148uj\u00ed mechanick\u00e9 \u010d\u00e1sti.
\u2714 Ni\u017e\u0161\u00ed vlhkost<\/strong> sni\u017euje izolaci, ale zvy\u0161uje opot\u0159eben\u00ed kart\u00e1\u010d\u016f<\/strong> v motorech.
\u2714 Siln\u011bj\u0161\u00ed slune\u010dn\u00ed z\u00e1\u0159en\u00ed<\/strong> urychluje st\u00e1rnut\u00ed materi\u00e1lu.<\/p>

Hlavn\u00ed oblasti dopadu<\/strong><\/h3>

  • Elektrick\u00e1 izolace a n\u00e1r\u016fst teploty<\/strong> jsou hlavn\u00edmi obavami.<\/p><\/li>

  • Mechanick\u00e9 konstrukce<\/strong> m\u016f\u017ee b\u00fdt ovlivn\u011bno n\u00edzk\u00e9 tlakov\u00e9 a teplotn\u00ed v\u00fdkyvy<\/strong>.<\/p><\/li><\/ul>

    2. Dopad na mechanickou konstrukci ve v\u00fd\u0161ce 3 000 m<\/strong><\/h2>

    • Zm\u011bny tlaku vzduchu nemaj\u00ed \u017e\u00e1dn\u00fd vliv<\/strong> na mechanick\u00fdch \u010d\u00e1stech pohonu.<\/p><\/li>

    • N\u00edzk\u00e9 teploty zvy\u0161uj\u00ed viskozitu plastick\u00e9ho maziva<\/strong>, co\u017e ovliv\u0148uje v\u00fdstupn\u00ed to\u010div\u00fd moment.<\/p><\/li>

    • Ut\u011bsn\u011bn\u00e9 komponenty jsou dob\u0159e chr\u00e1n\u011bny<\/strong> v pevn\u00e9m, pov\u011btrnostn\u00edm vliv\u016fm odoln\u00e9m pouzd\u0159e pohonu.
      \u2714 Dokud teplota z\u016fstane nad -25 \u00b0C, pohon dod\u00e1v\u00e1 sv\u016fj jmenovit\u00fd kroutic\u00ed moment.<\/strong><\/p><\/li><\/ul>

      3. Dopad na elektromotor ve v\u00fd\u0161ce 3 000 m<\/strong><\/h2>

      • Zv\u00fd\u0161en\u00ed teploty<\/strong><\/p>

        • Podle GB755-87 a GB5171-2002<\/strong> normy motor\u016f, zvy\u0161ov\u00e1n\u00ed teploty 1% na 100 m<\/strong> nadmo\u0159sk\u00e1 v\u00fd\u0161ka.<\/p><\/li>

        • DCL motory obvykle pracuj\u00ed pod 50 \u00b0C<\/strong>, hluboko v r\u00e1mci Limit 60 \u00b0C<\/strong> stanoveno JB\/T 8219-2016<\/strong>.<\/p><\/li><\/ul><\/li>

        • Izola\u010dn\u00ed pevnost<\/strong><\/p>

          • Izola\u010dn\u00ed odpor motoru na hladin\u011b mo\u0159e: \u2265100M\u03a9<\/strong><\/p><\/li>

          • Ve v\u00fd\u0161ce 3 000 m kles\u00e1 izolace na 72,9 M\u03a9<\/strong>, st\u00e1le v\u00fdrazn\u011b nad 20 M\u03a9<\/strong> bezpe\u010dnostn\u00ed limit.<\/p><\/li><\/ul><\/li>

          • Mechanick\u00fd v\u00fdkon<\/strong><\/p>

            • N\u00edzk\u00e9 teploty mohou ovlivnit lo\u017eiska rotoru<\/strong>, v\u00fdroba n\u00edzkoteplotn\u00ed lo\u017eiska<\/strong> vhodn\u011bj\u0161\u00ed.<\/p><\/li>

            • Vy\u0161\u0161\u00ed opot\u0159eben\u00ed uhl\u00edkov\u00fdch kart\u00e1\u010d\u016f<\/strong> v stejnosm\u011brn\u00fdch motorech.<\/p><\/li><\/ul><\/li><\/ul>

              4. Dopad na servo regul\u00e1tor ve v\u00fd\u0161ce 3 000 m<\/strong><\/h2>

              \u2714 Minim\u00e1ln\u00ed dopad<\/strong>, proto\u017ee v\u0161echny elektronick\u00e9 sou\u010d\u00e1stky jsou epoxidov\u00fdm ut\u011bsn\u011bn\u00edm<\/strong> a m\u00edt dostate\u010dn\u00e9 povrchov\u00e9 cesty<\/strong>.<\/p>

              5. Dopad na kondenz\u00e1tory ve v\u00fd\u0161ce 3 000 m<\/strong><\/h2>

              • Standardn\u00ed kondenz\u00e1tory jsou dimenzov\u00e1ny pro nadmo\u0159skou v\u00fd\u0161ku \u22642 000 m<\/strong> (GB\/T 3667.2-2016).<\/p><\/li>

              • Kondenz\u00e1tory DCL tento po\u017eadavek p\u0159ekra\u010duj\u00ed<\/strong>, se skute\u010dn\u00fdm v\u00fddr\u017en\u00fdm nap\u011bt\u00edm vy\u0161\u0161\u00ed ne\u017e 2\u00d7 jmenovit\u00e9 nap\u011bt\u00ed<\/strong>.
                \u2714 Ve v\u00fd\u0161ce 3 000 m st\u00e1le spl\u0148uj\u00ed kondenz\u00e1tory DCL po\u017eadavky na izolaci.<\/strong><\/p><\/li><\/ul>

                6. Dopad na potenciometry, mikrosp\u00edna\u010de a dal\u0161\u00ed elektrick\u00e9 sou\u010d\u00e1stky<\/strong><\/h2>

                • Tyto komponenty maj\u00ed \u017e\u00e1dn\u00e1 omezen\u00ed specifick\u00e1 pro nadmo\u0159skou v\u00fd\u0161ku<\/strong>.<\/p><\/li>

                • Jejich izola\u010dn\u00ed odpor z\u016fst\u00e1v\u00e1 \u2265100M\u03a9<\/strong>a jejich nap\u011b\u0165ov\u00e1 odolnost<\/strong> (p\u016fvodn\u011b 1 500 V AC pro mikrosp\u00edna\u010de a 500 V AC pro potenciometry) se sni\u017euje o pouze 10% na 1 000 m<\/strong>, st\u00e1le v bezpe\u010dn\u00fdch mez\u00edch.<\/p><\/li><\/ul>

                  7. Z\u00e1v\u011bre\u010dn\u00fd z\u00e1v\u011br<\/strong><\/h2>

                  Podle JB\/T 8219-2016<\/strong>, standardn\u00ed pr\u016fmyslov\u00e9 elektrick\u00e9 pohony jsou ur\u010deny pro nadmo\u0159sk\u00e1 v\u00fd\u0161ka \u22641 300 m<\/strong>.<\/p>

                  \u2714 Pohony DCL v\u0161ak maj\u00ed vy\u0161\u0161\u00ed konstruk\u010dn\u00ed tolerance.<\/strong> a dostate\u010dn\u00e9 bezpe\u010dnostn\u00ed rezervy<\/strong> v izolaci a n\u00e1r\u016fstu teploty.
                  \u2714 Ve v\u00fd\u0161ce 3 000 m funguj\u00ed norm\u00e1ln\u011b, ale vy\u017eaduj\u00ed \u0159\u00e1dn\u00e9 uzemn\u011bn\u00ed kv\u016fli sn\u00ed\u017een\u00e9 izola\u010dn\u00ed pevnosti (p\u0159ibli\u017en\u011b 72,91 TP\u00b3T norm\u00e1lu).<\/strong>
                  \u2714 Ter\u00e9nn\u00ed testy v Delingha (2 980 m nadmo\u0159sk\u00e9 v\u00fd\u0161ky) potvrzuj\u00ed stabiln\u00ed v\u00fdkon.<\/strong><\/p>

                  Doporu\u010den\u00ed<\/strong><\/h3>

                  Elektrick\u00e9 pohony DCL lze pou\u017e\u00edvat v nadmo\u0159sk\u00e9 v\u00fd\u0161ce 3 000 m bez probl\u00e9m\u016f s v\u00fdkonem, za p\u0159edpokladu, \u017ee je zaji\u0161t\u011bno spr\u00e1vn\u00e9 uzemn\u011bn\u00ed.<\/strong><\/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":"

                  Prost\u0159ed\u00ed ve vysok\u00fdch nadmo\u0159sk\u00fdch v\u00fd\u0161k\u00e1ch p\u0159edstavuje specifick\u00e9 probl\u00e9my, kter\u00e9 mohou ovlivnit v\u00fdkon elektrick\u00fdch pohon\u016f DCL. Tato zpr\u00e1va hodnot\u00ed jejich pou\u017eit\u00ed v nadmo\u0159sk\u00e9 v\u00fd\u0161ce 3 000 metr\u016f. 1. Jak vysok\u00e1 nadmo\u0159sk\u00e1 v\u00fd\u0161ka ovliv\u0148uje elektrick\u00e9 v\u00fdrobky S rostouc\u00ed nadmo\u0159skou v\u00fd\u0161kou:\u2714 Hustota a tlak vzduchu klesaj\u00ed, co\u017e vede k ni\u017e\u0161\u00ed izola\u010dn\u00ed pevnosti a zv\u00fd\u0161en\u00e9mu riziku elektrick\u00e9ho pr\u016frazu.\u2714 \u00da\u010dinnost chlazen\u00ed kles\u00e1, co\u017e zp\u016fsobuje [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_acf_changed":true,"footnotes":""},"categories":[91],"tags":[53],"class_list":["post-5390","post","type-post","status-publish","format-standard","hentry","category-an-actuator","tag-actuator"],"acf":[],"_links":{"self":[{"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/posts\/5390","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/comments?post=5390"}],"version-history":[{"count":0,"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/posts\/5390\/revisions"}],"wp:attachment":[{"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/media?parent=5390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/categories?post=5390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dclactuator.com\/cs_cz\/wp-json\/wp\/v2\/tags?post=5390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}