{"id":1081,"date":"2024-06-03T14:55:17","date_gmt":"2024-06-03T06:55:17","guid":{"rendered":"https:\/\/www.tflequip.com\/?post_type=products&p=1081"},"modified":"2024-09-26T14:04:37","modified_gmt":"2024-09-26T06:04:37","slug":"ye4p","status":"publish","type":"products","link":"https:\/\/www.tflequip.com\/sk\/products\/ye4p\/","title":{"rendered":"YE4P"},"content":{"rendered":"

Predstavte str\u00e1nku<\/h2>\n

Trojf\u00e1zov\u00fd asynchr\u00f3nny motor s\u00e9rie YE4P s premenlivou frekvenciou regul\u00e1cie ot\u00e1\u010dok pri n\u00edzkom nap\u00e4t\u00ed<\/span><\/span><\/p>\n

\u010c\u00edslo r\u00e1mu: H63-355 <\/span><\/p>\n

Kapacita: 0,12 ~ 450 kW <\/span><\/p>\n

Po\u010det p\u00f3lov: 2 ~ 12P <\/span><\/p>\n

Nap\u00e4tie: 1000 V a menej<\/span><\/p>\n

<\/h2>\n

Motorick\u00e9 znalosti<\/b><\/strong><\/h2>\n
    <\/ol>\n

    1\u3001V jednosmernom motore je komponentom, ktor\u00fd premie\u0148a vonkaj\u0161\u00ed jednosmern\u00fd pr\u00fad na vn\u00fatorn\u00fd striedav\u00fd pr\u00fad, komut\u00e1tor. \u00dalohou komut\u00e1tora je premie\u0148a\u0165 jednosmern\u00fd pr\u00fad na striedav\u00fd (alebo naopak).<\/p>\n

    2\u3001V synchr\u00f3nnom motore, ke\u010f je budiaci tok F0 prie\u010dneho vinutia statora maxim\u00e1lna hodnota, sp\u00e4tn\u00fd potenci\u00e1l E0 dosahuje minim\u00e1lnu hodnotu, ke\u010f F0 dosiahne nulu, E0 dosiahne maxim\u00e1lnu hodnotu, f\u00e1zov\u00fd vz\u0165ah medzi F0 a E0 je F0 pred E0 90o. Vz\u0165ah medzi E0 a F0 je vyjadren\u00fd takto: E0 = 4,44f NkN1F0.<\/p>\n

    3\u3001V motore sa \u00fanikov\u00fd tok vz\u0165ahuje len na tok samotn\u00e9ho prie\u010dneho vinutia a vytvoren\u00e1 sp\u00e4tn\u00e1 elektromotorick\u00e1 sila m\u00f4\u017ee by\u0165 \u010dasto ekvivalentn\u00e1 s \u00fabytkom reaktan\u010dn\u00e9ho nap\u00e4tia (alebo z\u00e1porn\u00fdm \u00fabytkom reaktan\u010dn\u00e9ho nap\u00e4tia).<\/p>\n

    4\u3001asynchr\u00f3nny motor m\u00e1 rotor: - typ klietky, typ vinutia a \u010fal\u0161ie dva.<\/p>\n

    5\u3001Sk\u013az asynchr\u00f3nneho motora s je definovan\u00fd ako pomer rozdielu medzi synchr\u00f3nnymi ot\u00e1\u010dkami a ot\u00e1\u010dkami rotora k synchr\u00f3nnym ot\u00e1\u010dkam. Ke\u010f asynchr\u00f3nny motor pracuje v motorovom stave, jeho r\u00fdchlos\u0165 sklzu s sa pohybuje v rozsahu 1>s>0.<\/p>\n

    6\u3001Z\u00e1vislos\u0165 medzi elektromagnetick\u00fdm momentom Tem asynchr\u00f3nneho motora a r\u00fdchlos\u0165ou sklzu s Krivka TEM-S m\u00e1 tri k\u013e\u00fa\u010dov\u00e9 body, a to bod rozbehu (s= 1), bod maxim\u00e1lneho elektromagnetick\u00e9ho momentu (s=sm), bod synchroniz\u00e1cie (s=0). Ke\u010f sa zmen\u00ed odpor rotora induk\u010dn\u00e9ho motora, charakteristiky maxim\u00e1lneho elektromagnetick\u00e9ho momentu Tem a r\u00fdchlosti sklzu sm s\u00fa: ve\u013ekos\u0165 sa nemen\u00ed a men\u00ed sa poloha s.<\/p>\n

     <\/p>\n

    z\u00e1le\u017eitosti, ktor\u00fdm je potrebn\u00e9 venova\u0165 pozornos\u0165<\/b><\/strong><\/h2>\n

    V porovnan\u00ed s in\u00fdmi motormi je motor podporuj\u00faci \u010derpadlo predur\u010den\u00fd na niektor\u00e9 \u0161peci\u00e1lne sk\u00fa\u0161ky z d\u00f4vodu \u0161pecifick\u00e9ho prostredia a za\u0165a\u017eenia. Ak je prostredie \u010derpadla relat\u00edvne \u010dist\u00e9 a stabiln\u00e9, negat\u00edvny vplyv na motor bude mal\u00fd, ak je prev\u00e1dzkov\u00e9 prostredie \u010derpadla zl\u00e9, je ve\u013emi pravdepodobn\u00e9, \u017ee po\u010das prev\u00e1dzky motora d\u00f4jde k nehod\u00e1m.<\/p>\n

    (1) Ak je zne\u010distenie \u017eivotn\u00e9ho prostredia \u010derpadla v\u00e1\u017ene, je pravdepodobn\u00e9, \u017ee to povedie k probl\u00e9mu pre\u0165a\u017eenia motora, \u010derpadlo na \u010distenie odpadov\u00fdch v\u00f4d m\u00f4\u017ee by\u0165 sp\u00f4soben\u00e9 pr\u00edtomnos\u0165ou bahna, ne\u010dist\u00f4t at\u010f. v spracovanom m\u00e9diu, \u010do vedie k tomu, \u017ee obe\u017en\u00e9 koleso \u010derpadla sa nem\u00f4\u017ee norm\u00e1lne ot\u00e1\u010da\u0165, priamym d\u00f4sledkom je zv\u00fd\u0161enie za\u0165a\u017eenia \u0165ahan\u00e9ho motorom a probl\u00e9m pre\u0165a\u017eenia a dokonca aj zablokovania sa vyskytuje vo v\u00e1\u017enych pr\u00edpadoch, tak\u017ee je ve\u013emi potrebn\u00e9 chr\u00e1ni\u0165 pre\u0165a\u017eenie motora za tak\u00fdchto podmienok.<\/p>\n

    (2) Z\u00e1ruka \u00farovne ochrany motora je ve\u013emi d\u00f4le\u017eit\u00e1. Pre v\u00e4\u010d\u0161inu motorov podporuj\u00facich \u010derpadlo je okolit\u00e9 prostredie vo v\u0161eobecnosti vlhkej\u0161ie a niektor\u00e9 maj\u00fa dokonca zne\u010distenie, preto je \u00farove\u0148 ochrany v\u00fdberu a z\u00e1ruky motora rozhoduj\u00faca; k\u013e\u00fa\u010dov\u00e9 \u010dasti a materi\u00e1ly motora musia ma\u0165 funkciu proti hrdzi, najm\u00e4 \u010dasti, kde je kvapalina v priamom kontakte, musia by\u0165 rie\u0161en\u00e9 na mieste, aby sa zabr\u00e1nilo v\u00fdskytu probl\u00e9mov s hrdzou.<\/p>\n

    (3) Zabezpe\u010denie spo\u013eahlivosti lo\u017eiskov\u00e9ho syst\u00e9mu. Oprav\u00e1rensk\u00e1 jednotka na vykonanie nieko\u013ek\u00fdch \u0161peci\u00e1lnych podporn\u00fdch \u010derpadiel vertik\u00e1lneho motora, hlavn\u00fd v\u00fdkon poruchy sa s\u00fastre\u010fuje v lo\u017eiskovom syst\u00e9me hrdze a zne\u010disten\u00ed vinutia, po odbornej kontrole a anal\u00fdze, v tesnen\u00ed lo\u017eiskov\u00e9ho syst\u00e9mu motora a dieloch na prijatie potrebn\u00fdch opatren\u00ed, d\u00f4kladne vyrie\u0161i\u0165 probl\u00e9m.<\/p>\n

    (4) V pr\u00edpade ponorn\u00e9ho motora bud\u00fa jeho po\u017eiadavky na ochranu, ochranu proti kor\u00f3zii a v\u00fdbuchu pr\u00edsnej\u0161ie, pod\u013ea zodpovedaj\u00facej \u0161trukt\u00fary motora a \u010derpadla, pre \u00farove\u0148 ochrany motora, elektromagnetick\u00e9ho vodi\u010da at\u010f., existuj\u00fa osobitn\u00e9 po\u017eiadavky a z\u00e1ruky, ako napr\u00edklad niektor\u00e9 elektromagnetick\u00e9 vodi\u010de priamo v kontakte s kvapalinou, jeho z\u00e1ruka izola\u010dn\u00e9ho v\u00fdkonu je tie\u017e d\u00f4le\u017eitou s\u00fa\u010das\u0165ou be\u017en\u00e9ho motora.<\/p>\n

    (5) Kontrola sp\u00fa\u0161\u0165ania motora. V skuto\u010dnej aplik\u00e1cii \u010derpadla je spustenie d\u00f4le\u017eit\u00fdm obsahom, spustenie motora a nasadenie vody je ve\u013emi kritick\u00e9, v\u00fdber motora s frekvenciou v\u00fdkonu alebo motora s frekven\u010dnou konverziou je tie\u017e ve\u013emi \u0161pecifick\u00fd, pou\u017e\u00edvate\u013e mus\u00ed spusti\u0165 k\u013e\u00fa\u010dov\u00e9 inform\u00e1cie a kon\u0161trukt\u00e9ri motora plne komunikova\u0165, aby sa zabr\u00e1nilo zbyto\u010dn\u00fdm probl\u00e9mom.<\/p>","protected":false},"excerpt":{"rendered":"

    Trojf\u00e1zov\u00fd asynchr\u00f3nny motor s\u00e9rie YE4P s premenlivou frekvenciou regul\u00e1cie ot\u00e1\u010dok pri n\u00edzkom nap\u00e4t\u00ed<\/p>\n

    \u010c\u00edslo r\u00e1mu: H63-355 <\/span><\/p>\n

    Kapacita: 0,12 ~ 450 kW <\/span><\/p>\n

    Po\u010det p\u00f3lov: 2 ~ 12P <\/span><\/p>\n

    Nap\u00e4tie: 1000 V a menej<\/span><\/p>","protected":false},"featured_media":1083,"template":"","adweb_product_categories":[114],"adweb_product_tags":[270,273,117,272,271,268,269,267],"gallery":[1082],"order":null,"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_products\/1081"}],"collection":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media\/1083"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/media?parent=1081"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_product_categories?post=1081"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/sk\/wp-json\/wp\/v2\/adweb_product_tags?post=1081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}