{"id":1100,"date":"2024-06-03T15:39:02","date_gmt":"2024-06-03T07:39:02","guid":{"rendered":"https:\/\/www.tflequip.com\/?post_type=products&p=1100"},"modified":"2024-09-26T13:49:48","modified_gmt":"2024-09-26T05:49:48","slug":"ybx5","status":"publish","type":"products","link":"https:\/\/www.tflequip.com\/cs\/products\/ybx5\/","title":{"rendered":"YBX5"},"content":{"rendered":"

P\u0159edstavte str\u00e1nky<\/h2>\n

N\u00edzkonap\u011b\u0165ov\u00fd t\u0159\u00edf\u00e1zov\u00fd asynchronn\u00ed motor \u0159ady YBX5 odoln\u00fd proti plameni<\/span><\/span>\u010c\u00edslo r\u00e1mu: H80-355
\nKapacita: 0,55 ~ 450 kW
\nPo\u010det p\u00f3l\u016f: 2~10P
\nNap\u011bt\u00ed: 1140 V a ni\u017e\u0161\u00ed<\/p>\n

 <\/p>\n

Srovn\u00e1vac\u00ed anal\u00fdza re\u017eimu spou\u0161t\u011bn\u00ed motoru \u010derpadla<\/b><\/strong><\/h2>\n

Motor se m\u016f\u017ee spou\u0161t\u011bt mnoha zp\u016fsoby, nap\u0159\u00edklad p\u0159\u00edm\u00fdm startem, autovakuov\u00fdm startem, startem Y-\u0394 buck, softstart\u00e9rem, invertorov\u00fdm startem atd. Jak\u00fd je tedy mezi nimi rozd\u00edl?<\/p>\n

1, pln\u00fd tlak p\u0159\u00edm\u00e9ho startu<\/p>\n

V p\u0159\u00edpad\u011b, \u017ee kapacita a zat\u00ed\u017een\u00ed s\u00edt\u011b umo\u017e\u0148uj\u00ed p\u0159\u00edm\u00e9 spou\u0161t\u011bn\u00ed pln\u00fdm nap\u011bt\u00edm, lze uva\u017eovat o pou\u017eit\u00ed p\u0159\u00edm\u00e9ho spou\u0161t\u011bn\u00ed pln\u00fdm nap\u011bt\u00edm. V\u00fdhodou je pohodln\u00e9 ovl\u00e1d\u00e1n\u00ed, jednoduch\u00e1 \u00fadr\u017eba a relativn\u011b hospod\u00e1rn\u00e9 vyu\u017eit\u00ed. Pou\u017e\u00edv\u00e1 se hlavn\u011b pro spou\u0161t\u011bn\u00ed motor\u016f mal\u00fdch v\u00fdkon\u016f, z hlediska \u00faspory energie by tuto metodu nem\u011bl pou\u017e\u00edvat motor o v\u00fdkonu v\u011bt\u0161\u00edm ne\u017e 11 kW.<\/p>\n

2, automatick\u00e9 spu\u0161t\u011bn\u00ed dekomprese<\/p>\n

Pou\u017eit\u00ed dekomprese autotransform\u00e1toru s v\u00edce odbo\u010dkami nejen pro pot\u0159eby spou\u0161t\u011bn\u00ed r\u016fzn\u00fdch z\u00e1t\u011b\u017e\u00ed, ale tak\u00e9 pro z\u00edsk\u00e1n\u00ed v\u011bt\u0161\u00edho spou\u0161t\u011bc\u00edho momentu, se \u010dasto pou\u017e\u00edv\u00e1 pro spou\u0161t\u011bn\u00ed velkokapacitn\u00edch motor\u016f v re\u017eimu dekomprese. Jeho nejv\u011bt\u0161\u00ed v\u00fdhodou je velk\u00fd rozb\u011bhov\u00fd moment, a kdy\u017e je jeho odbo\u010dka vinut\u00ed na 80%, m\u016f\u017ee rozb\u011bhov\u00fd moment dos\u00e1hnout 64% p\u0159\u00edm\u00e9ho rozb\u011bhu. A rozb\u011bhov\u00fd moment lze nastavit odbo\u010dkou. V sou\u010dasn\u00e9 dob\u011b se st\u00e1le hojn\u011b pou\u017e\u00edv\u00e1.<\/p>\n

    \n
  1. Y-\u0394 za\u010d\u00edn\u00e1<\/li>\n<\/ol>\n

    U asynchronn\u00edho motoru s klec\u00ed s troj\u00faheln\u00edkov\u00fdm statorov\u00fdm vinut\u00edm v b\u011b\u017en\u00e9m provozu, pokud se statorov\u00e9 vinut\u00ed p\u0159i rozb\u011bhu zapoj\u00ed do hv\u011bzdy a po rozb\u011bhu do troj\u00faheln\u00edku, lze sn\u00ed\u017eit rozb\u011bhov\u00fd proud a jeho vliv na rozvodnou s\u00ed\u0165. Tento zp\u016fsob rozb\u011bhu se naz\u00fdv\u00e1 rozb\u011bh s dekompres\u00ed do hv\u011bzdy a troj\u00faheln\u00edku nebo jednodu\u0161e rozb\u011bh do hv\u011bzdy a troj\u00faheln\u00edku (rozb\u011bh Y-\u0394).<\/p>\n

    P\u0159i pou\u017eit\u00ed hv\u011bzdicov\u00e9ho troj\u00faheln\u00edku je rozb\u011bhov\u00fd proud pouze 1\/3 p\u016fvodn\u00edho zp\u016fsobu zapojen\u00ed troj\u00faheln\u00edku. Jestli\u017ee se p\u0159i p\u0159\u00edm\u00e9m rozb\u011bhu m\u011b\u0159\u00ed rozb\u011bhov\u00fd proud 6 ~ 7Ie, p\u0159i rozb\u011bhu hv\u011bzdicov\u00fdm troj\u00faheln\u00edkem je rozb\u011bhov\u00fd proud pouze 2 ~ 2,3n\u00e1sobn\u00fd. To znamen\u00e1, \u017ee p\u0159i pou\u017eit\u00ed hv\u011bzdicov\u00e9ho troj\u00faheln\u00edku k rozb\u011bhu se rozb\u011bhov\u00fd moment rovn\u011b\u017e sn\u00ed\u017e\u00ed na 1\/3 p\u016fvodn\u00edho p\u0159i p\u0159\u00edm\u00e9m zapojen\u00ed troj\u00faheln\u00edku.<\/p>\n

    Vhodn\u00e9 pro p\u0159\u00edpady spou\u0161t\u011bn\u00ed bez z\u00e1t\u011b\u017ee nebo s malou z\u00e1t\u011b\u017e\u00ed. V porovn\u00e1n\u00ed s ostatn\u00edmi vakuov\u00fdmi start\u00e9ry je jeho konstrukce nejjednodu\u0161\u0161\u00ed a cena je tak\u00e9 nejni\u017e\u0161\u00ed. Krom\u011b toho m\u00e1 re\u017eim rozb\u011bhu hv\u011bzda-troj\u00faheln\u00edk tu v\u00fdhodu, \u017ee p\u0159i mal\u00e9m zat\u00ed\u017een\u00ed m\u016f\u017ee b\u00fdt motor spu\u0161t\u011bn p\u0159i zapojen\u00ed do hv\u011bzdy. V t\u00e9to dob\u011b lze jmenovit\u00fd to\u010div\u00fd moment p\u0159izp\u016fsobit z\u00e1t\u011b\u017ei, co\u017e m\u016f\u017ee zlep\u0161it \u00fa\u010dinnost motoru, a t\u00edm u\u0161et\u0159it spot\u0159ebu energie.<\/p>\n

      \n
    1. Softstart\u00e9r<\/li>\n<\/ol>\n

      Jedn\u00e1 se o vyu\u017eit\u00ed principu regulace nap\u011bt\u00ed s f\u00e1zov\u00fdm posunem tyristoru k dosa\u017een\u00ed regulace nap\u011bt\u00ed p\u0159i spou\u0161t\u011bn\u00ed motoru, kter\u00fd se pou\u017e\u00edv\u00e1 hlavn\u011b pro \u0159\u00edzen\u00ed spou\u0161t\u011bn\u00ed motor\u016f, dobr\u00fd spou\u0161t\u011bc\u00ed \u00fa\u010dinek, ale vysok\u00e9 n\u00e1klady. Vzhledem k pou\u017eit\u00ed tyristorov\u00fdch sou\u010d\u00e1stek je pracovn\u00ed harmonick\u00e9 ru\u0161en\u00ed tyristor\u016f velk\u00e9, m\u00e1 ur\u010dit\u00fd dopad na elektrickou s\u00ed\u0165.<\/p>\n

      Krom\u011b toho kol\u00eds\u00e1n\u00ed v elektrick\u00e9 s\u00edti ovliv\u0148uje tak\u00e9 veden\u00ed tyristorov\u00fdch sou\u010d\u00e1stek, zejm\u00e9na pokud je ve stejn\u00e9 s\u00edti v\u00edce tyristorov\u00fdch za\u0159\u00edzen\u00ed. Proto je poruchovost tyristorov\u00fdch sou\u010d\u00e1stek vy\u0161\u0161\u00ed, proto\u017ee se jedn\u00e1 o technologii v\u00fdkonov\u00e9 elektroniky, tak\u017ee jsou vy\u0161\u0161\u00ed i po\u017eadavky na techniky \u00fadr\u017eby.<\/p>\n

        \n
      1. Frekven\u010dn\u00ed m\u011bni\u010d<\/li>\n<\/ol>\n

        M\u011bni\u010d je \u0159\u00eddic\u00ed za\u0159\u00edzen\u00ed motoru s nejvy\u0161\u0161\u00edm technick\u00fdm obsahem, nejkomplexn\u011bj\u0161\u00ed \u0159\u00eddic\u00ed funkc\u00ed a nejlep\u0161\u00edm \u0159\u00eddic\u00edm \u00fa\u010dinkem v oblasti modern\u00edho \u0159\u00edzen\u00ed motoru. Reguluje ot\u00e1\u010dky a to\u010div\u00fd moment motoru zm\u011bnou frekvence elektrick\u00e9 s\u00edt\u011b. Proto\u017ee zahrnuje technologii v\u00fdkonov\u00e9 elektroniky a mikropo\u010d\u00edta\u010dovou technologii, jsou n\u00e1klady na n\u011bj vysok\u00e9 a n\u00e1roky na techniky \u00fadr\u017eby vysok\u00e9, tak\u017ee se pou\u017e\u00edv\u00e1 hlavn\u011b v oblastech, kde je vy\u017eadov\u00e1na regulace ot\u00e1\u010dek a \u0159\u00edzen\u00ed rychlosti.<\/p>\n

         <\/p>\n

        Znalosti o motoru \u010derpadla<\/span><\/b><\/strong><\/h2>\n

        1. Motor je za\u0159\u00edzen\u00ed, kter\u00e9 p\u0159em\u011b\u0148uje mechanickou energii na elektrickou (nebo naopak) nebo m\u011bn\u00ed jednu \u00farove\u0148 st\u0159\u00eddav\u00e9ho nap\u011bt\u00ed na jinou. Z hlediska p\u0159em\u011bny energie lze motor rozd\u011blit na transform\u00e1tory, motory, gener\u00e1tory a dal\u0161\u00ed t\u0159i kategorie.<\/p>\n

        2.Vzorec pro v\u00fdpo\u010det elektrick\u00e9ho \u00fahlu a1 vzd\u00e1lenosti \u0161t\u011brbiny je a1 = p \u00d7 360o\/Z. Je vid\u011bt, \u017ee elektrick\u00fd \u00fahel a1 je roven p-n\u00e1sobku mechanick\u00e9ho \u00fahlu am.<\/p>\n

        3. Princip redukce vinut\u00ed transform\u00e1toru je: p\u0159ed a po redukci zajistit, aby se magnetomotorick\u00e1 s\u00edla vinut\u00ed nezm\u011bnila, a zajistit, aby se nezm\u011bnil \u010dinn\u00fd a jalov\u00fd v\u00fdkon vinut\u00ed.<\/p>\n

        4. K\u0159ivka charakteristiky \u00fa\u010dinnosti transform\u00e1toru je charakterizov\u00e1na maxim\u00e1ln\u00ed hodnotou, to znamen\u00e1, \u017ee kdy\u017e se prom\u011bnn\u00e1 ztr\u00e1ta rovn\u00e1 konstantn\u00ed ztr\u00e1t\u011b, je dosa\u017eeno maxim\u00e1ln\u00ed hodnoty.<\/p>\n

        5. P\u0159i zkou\u0161ce transform\u00e1toru napr\u00e1zdno se obvykle pou\u017eije nap\u011bt\u00ed a m\u011b\u0159\u00ed se na stran\u011b n\u00edzk\u00e9ho nap\u011bt\u00ed. P\u0159i zkratov\u00e9 zkou\u0161ce transform\u00e1toru se obvykle p\u0159iv\u00e1d\u00ed nap\u011bt\u00ed na stranu vysok\u00e9ho nap\u011bt\u00ed a m\u011b\u0159\u00ed se.<\/p>\n

        6. P\u0159i paraleln\u00edm chodu transform\u00e1toru jsou podm\u00ednky pro chod napr\u00e1zdno a bez ob\u011bhu n\u00e1sleduj\u00edc\u00ed: pom\u011br je stejn\u00fd a \u010d\u00edslo skupiny p\u0159ipojen\u00ed je stejn\u00e9.<\/p>\n

        7. P\u0159i paraleln\u00edm chodu transform\u00e1toru plat\u00ed princip rozlo\u017een\u00ed z\u00e1t\u011b\u017ee: jednotkov\u00e1 hodnota zat\u011b\u017eovac\u00edho proudu transform\u00e1toru je nep\u0159\u00edmo \u00fam\u011brn\u00e1 jednotkov\u00e9 hodnot\u011b zkratov\u00e9 impedance. Podm\u00ednkou toho, aby kapacita transform\u00e1toru mohla b\u00fdt p\u0159i paraleln\u00edm provozu pln\u011b vyu\u017eita, je, aby jednotkov\u00e1 hodnota impedance nakr\u00e1tko byla stejn\u00e1 a jejich impedan\u010dn\u00ed \u00fahly byly rovn\u011b\u017e stejn\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"

        N\u00edzkonap\u011b\u0165ov\u00fd t\u0159\u00edf\u00e1zov\u00fd asynchronn\u00ed motor \u0159ady YBX5 odoln\u00fd proti plameni<\/span><\/p>\n

        \u010c\u00edslo r\u00e1mu: H80-355 <\/span><\/p>\n

        Kapacita: 0,55 ~ 450 kW <\/span><\/p>\n

        Po\u010det p\u00f3l\u016f: 2~10P <\/span><\/p>\n

        Nap\u011bt\u00ed: 1140 V a ni\u017e\u0161\u00ed<\/span><\/p>","protected":false},"featured_media":1102,"template":"","adweb_product_categories":[115],"adweb_product_tags":[122,231,232,233,234,235],"gallery":[1101],"order":null,"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_products\/1100"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_products"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/products"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1102"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1100"}],"wp:term":[{"taxonomy":"adweb_product_cat","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_product_categories?post=1100"},{"taxonomy":"adweb_product_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/adweb_product_tags?post=1100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}