{"id":1323,"date":"2024-09-05T11:08:40","date_gmt":"2024-09-05T03:08:40","guid":{"rendered":"https:\/\/www.tflequip.com\/?p=1323"},"modified":"2024-09-05T11:08:40","modified_gmt":"2024-09-05T03:08:40","slug":"magnetic-pump-introduction-and-operation-requirements","status":"publish","type":"post","link":"https:\/\/www.tflequip.com\/cs\/magnetic-pump-introduction-and-operation-requirements\/","title":{"rendered":"Zaveden\u00ed magnetick\u00e9ho \u010derpadla a po\u017eadavky na provoz"},"content":{"rendered":"

\u00davod do magnetick\u00fdch \u010derpadel<\/strong><\/p>\n

\u010cerpadla s magnetick\u00fdm pohonem jsou zalo\u017eena na odst\u0159ediv\u00fdch \u010derpadlech a k bezkontaktn\u00edmu p\u0159enosu to\u010div\u00e9ho momentu vyu\u017e\u00edvaj\u00ed magnetickou spojku. Jedn\u00e1 se o nov\u00e1 odst\u0159ediv\u00e1 \u010derpadla pro chemick\u00e9 procesy bez h\u0159\u00eddelov\u00e9ho t\u011bsn\u011bn\u00ed, s pln\u00fdm t\u011bsn\u011bn\u00edm, bez net\u011bsnost\u00ed, odolnost\u00ed proti korozi a bez zne\u010di\u0161t\u011bn\u00ed.<\/p>\n

Magnetick\u00e1 \u010derpadla se obvykle skl\u00e1daj\u00ed z motor\u016f, magnetick\u00fdch spojek a odst\u0159ediv\u00fdch \u010derpadel. Jejich hlavn\u00edm rysem je, \u017ee k p\u0159enosu v\u00fdkonu pou\u017e\u00edvaj\u00ed magnetick\u00e9 spojky. Kdy\u017e motor poh\u00e1n\u00ed vn\u011bj\u0161\u00ed magnetick\u00fd rotor magnetick\u00e9 spojky k ot\u00e1\u010den\u00ed, magnetick\u00e9 silo\u010d\u00e1ry proch\u00e1zej\u00ed mezerou a izola\u010dn\u00edm pouzdrem a p\u016fsob\u00ed na vnit\u0159n\u00ed magnetick\u00fd rotor, tak\u017ee rotor \u010derpadla se ot\u00e1\u010d\u00ed synchronn\u011b s motorem a to\u010div\u00fd moment se p\u0159en\u00e1\u0161\u00ed bez mechanick\u00e9ho kontaktu. Na vstupn\u00edm konci h\u0159\u00eddele \u010derpadla, proto\u017ee kapalina je uzav\u0159ena v nepohybliv\u00e9 izola\u010dn\u00ed obj\u00edmce, nen\u00ed \u017e\u00e1dn\u00e9 dynamick\u00e9 t\u011bsn\u011bn\u00ed, tak\u017ee nedoch\u00e1z\u00ed k \u017e\u00e1dn\u00e9mu \u00faniku. Je \u0161iroce pou\u017e\u00edv\u00e1no ve v\u00fdrobn\u00edch procesech chemick\u00fdch, petrochemick\u00fdch, metalurgick\u00fdch, farmaceutick\u00fdch, tiska\u0159sk\u00fdch a barv\u00ed\u0159sk\u00fdch, pap\u00edrensk\u00fdch, galvanick\u00fdch a dal\u0161\u00edch podnik\u016f k doprav\u011b korozivn\u00edch nebo nezne\u010di\u0161\u0165uj\u00edc\u00edch kapalin s relativn\u00ed hustotou ni\u017e\u0161\u00ed ne\u017e 1,84, viskozitou podobnou vod\u011b a bez \u017eelezn\u00fdch ne\u010distot a pevn\u00fdch \u010d\u00e1stic. Je vhodn\u00fd zejm\u00e9na pro p\u0159epravu ho\u0159lav\u00fdch, v\u00fdbu\u0161n\u00fdch, t\u011bkav\u00fdch kapalin a toxick\u00fdch a vz\u00e1cn\u00fdch m\u00e9di\u00ed.<\/p>\n

 <\/p>\n

\"640<\/p>\n

 <\/p>\n

Magnetick\u00e9 \u010derpadlo se skl\u00e1d\u00e1 p\u0159edev\u0161\u00edm ze \u010dty\u0159 \u010d\u00e1st\u00ed.<\/strong><\/p>\n

1. Pl\u00e1\u0161\u0165ov\u00e1 \u010d\u00e1st se skl\u00e1d\u00e1 z t\u011blesa \u010derpadla, krytu \u010derpadla atd., kter\u00fd nese pln\u00fd pracovn\u00ed tlak \u010derpadla.<\/p>\n

2. \u010c\u00e1st rotoru se d\u011bl\u00ed na rotuj\u00edc\u00ed \u010d\u00e1sti um\u00edst\u011bn\u00e9 na h\u0159\u00eddeli \u010derpadla a rotuj\u00edc\u00ed \u010d\u00e1sti um\u00edst\u011bn\u00e9 na hnac\u00edm h\u0159\u00eddeli.<\/p>\n

Rota\u010dn\u00ed \u010d\u00e1sti instalovan\u00e9 na h\u0159\u00eddeli \u010derpadla se skl\u00e1daj\u00ed z ob\u011b\u017en\u00e9ho kola, lo\u017eiska, sou\u010d\u00e1st\u00ed axi\u00e1ln\u00edho krou\u017eku, vnit\u0159n\u00edch magnetick\u00fdch sou\u010d\u00e1st\u00ed rotoru atd. a samotn\u00e9ho hnac\u00edho h\u0159\u00eddele, kter\u00fd tvo\u0159\u00ed \u010d\u00e1st rotoru ve styku s m\u00e9diem.<\/p>\n

Rota\u010dn\u00ed \u010d\u00e1sti instalovan\u00e9 na hnac\u00edm h\u0159\u00eddeli se skl\u00e1daj\u00ed z vn\u011bj\u0161\u00edch magnetick\u00fdch sou\u010d\u00e1st\u00ed rotoru, valiv\u00fdch lo\u017eisek, pouzder hnac\u00edho h\u0159\u00eddele atd. a samotn\u00e9ho hnac\u00edho h\u0159\u00eddele, kter\u00fd tvo\u0159\u00ed \u010d\u00e1st rotoru ve styku se vzduchem.<\/p>\n

3. Spojovac\u00ed \u010d\u00e1st se skl\u00e1d\u00e1 ze spojovac\u00edho r\u00e1mu, lo\u017eiskov\u00e9 sk\u0159\u00edn\u011b a dal\u0161\u00edch \u010d\u00e1st\u00ed, kter\u00e9 tvo\u0159\u00ed statick\u00fd spoj, jen\u017e pln\u00ed spojovac\u00ed a podp\u016frnou \u00falohu.<\/p>\n

4. P\u0159evodov\u00e1 \u010d\u00e1st \u010cerpadlo a hlavn\u00ed motor jsou spojeny membr\u00e1nov\u00fdm prodlou\u017een\u00fdm spojovac\u00edm prvkem. P\u0159i oprav\u011b sta\u010d\u00ed k oprav\u011b \u010derpadla odstranit pouze prost\u0159edn\u00ed membr\u00e1nu spojky.<\/p>\n

 <\/p>\n

Po\u017eadavky na spu\u0161t\u011bn\u00ed a provoz magnetick\u00e9ho \u010derpadla<\/strong><\/p>\n

1. Pokud je \u010derpadlo instalov\u00e1no pod hladinou kapaliny, je t\u0159eba p\u0159ed zah\u00e1jen\u00edm pln\u011bn\u00ed \u010derpadla kapalinou otev\u0159\u00edt \u0161oup\u00e1tko sac\u00edho potrub\u00ed. Pokud je \u010derpadlo instalov\u00e1no nad hladinou kapaliny, m\u011blo by se p\u0159ed zah\u00e1jen\u00edm naplnit nebo vys\u00e1t, aby se ods\u00e1l vzduch v \u010derpadle a \u010derpadlo a sac\u00ed potrub\u00ed se naplnily kapalinou. Vzhledem k tomu, \u017ee maz\u00e1n\u00ed lo\u017eisek \u010derpadla je dopln\u011bno dopravovanou kapalinou, je naprosto zak\u00e1z\u00e1no provozovat jej nasucho.<\/p>\n

2. Uzav\u0159ete \u0161oup\u00e1tka vstupn\u00edho a v\u00fdstupn\u00edho potrub\u00ed. P\u0159i spou\u0161t\u011bn\u00ed nejprve motor spus\u0165te a po n\u011bkolika sekund\u00e1ch jej zav\u0159ete, abyste zkontrolovali a zjistili, zda sm\u011br ot\u00e1\u010den\u00ed motoru odpov\u00edd\u00e1 sm\u011bru \u0161ipky vyzna\u010den\u00e9mu na t\u011blese \u010derpadla. Obr\u00e1cen\u00ed sm\u011bru ot\u00e1\u010den\u00ed je p\u0159\u00edsn\u011b zak\u00e1z\u00e1no. Po zji\u0161t\u011bn\u00ed, \u017ee sm\u011br ot\u00e1\u010den\u00ed je spr\u00e1vn\u00fd, prove\u010fte op\u011btovn\u00e9 spu\u0161t\u011bn\u00ed.<\/p>\n

3. Po spu\u0161t\u011bn\u00ed \u010derpadla pomalu otev\u0159ete \u0161oup\u00e1tko v\u00fdtla\u010dn\u00e9ho potrub\u00ed. Pot\u00e9, co \u010derpadlo dos\u00e1hne norm\u00e1ln\u00edho provozn\u00edho stavu, nastavte \u0161oup\u00e1tko v\u00fdstupn\u00edho potrub\u00ed na po\u017eadovan\u00fd provozn\u00ed rozsah. P\u0159i zav\u0159en\u00e9m ventilu v\u00fdtla\u010dn\u00e9ho potrub\u00ed nesm\u00ed doba provozu \u010derpadla p\u0159ekro\u010dit 1 min.<\/p>\n

4. Pokud po spu\u0161t\u011bn\u00ed \u010derpadla nestoupne pr\u016ftok a v\u00fd\u0161ka \u010derpadla se zvy\u0161uj\u00edc\u00edmi se ot\u00e1\u010dkami motoru na jmenovitou hodnotu, je t\u0159eba \u010derpadlo okam\u017eit\u011b vypnout a p\u0159ed op\u011btovn\u00fdm spu\u0161t\u011bn\u00edm \u010derpadlo pe\u010dliv\u011b naplnit a vypr\u00e1zdnit, aby bylo \u010derpadlo a sac\u00ed potrub\u00ed zcela napln\u011bno kapalinou.<\/p>\n

5. Kdy\u017e ot\u00e1\u010dky motoru dos\u00e1hnou jmenovit\u00fdch ot\u00e1\u010dek, pr\u016ftok a v\u00fd\u0161ka \u010derpadla se rovn\u011b\u017e dostanou do rozsahu jmenovit\u00fdch hodnot nebo do po\u017eadovan\u00e9ho provozn\u00edho rozsahu, co\u017e se pova\u017euje za norm\u00e1ln\u00ed.<\/p>\n

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

Introduction to magnetic pumps Magnetic drive pumps are based on centrifugal pumps and use magnetic coupling to achieve contactless transmission of torque. They are new centrifugal chemical process pumps with no shaft seal, full seal, no leakage, corrosion resistance and no pollution. Magnetic pumps are usually composed of motors, magnetic couplings and centrifugal pumps. Their […]<\/p>","protected":false},"author":4,"featured_media":1325,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1323"}],"collection":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/comments?post=1323"}],"version-history":[{"count":0,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/posts\/1323\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media\/1325"}],"wp:attachment":[{"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/media?parent=1323"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/categories?post=1323"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tflequip.com\/cs\/wp-json\/wp\/v2\/tags?post=1323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}