Idan aka kwatanta daasynchronous motors, maganadisu na dindindininjina masu aiki taresuna da fa'idodi bayyananne. Suna da inganci mai girma, babban ƙarfin wutar lantarki, alamun aiki masu kyau, ƙananan ƙananan, nauyin nauyi, ƙananan zafin jiki, ƙananan tasirin fasaha, kuma mafi kyau inganta ingancin grid na wutar lantarki. dalilai, cikakken amfani da ƙarfin grid ɗin wutar lantarki da ake da shi, adana hannun jari a cikin grid ɗin wutar lantarki, da mafi kyawun warware lamarin "babban doki da ƙaramin keke" a cikin kayan lantarki.
01.Efficiency and power factor
Lokacin da injin asynchronous yana aiki, iska mai jujjuyawar tana ɗaukar ɓangaren makamashin lantarki daga grid ɗin wutar lantarki don motsawa, wanda ke cinye ƙarfin grid ɗin wutar lantarki. Wannan bangare na makamashin lantarki yana cinyewa a cikin injin rotor a matsayin zafi. Wannan hasarar ta kai kimanin kashi 20-30% na yawan asarar motar, wanda ke rage ingancin injin. The rotor excitation halin yanzu yana jujjuya zuwa stator winding a matsayin inductive halin yanzu, wanda ya sa halin yanzu shiga stator winding lag a bayan ikon grid ƙarfin lantarki ta wani kwana, haifar da raguwa a cikin ikon factor na mota. Bugu da kari, daga yadda ya dace da kuma ikon factor masu lankwasa nana dindindin maganadisu na aiki tareda kuma asynchronous Motors (Hoto 1), ana iya ganin cewa lokacin da nauyin kaya (= P2 / Pn) ya kasance
Bayan daɗaɗɗen maganadisu ya kasance a cikin na'ura mai jujjuyawar motsin maganadisu na dindindin, ana amfani da magnet ɗin dindindin don kafa filin maganadisu na rotor. Yayin aiki na yau da kullun, na'ura mai juyi da filin maganadisu na stator suna aiki tare, babu wani halin yanzu da aka jawo a cikin na'ura mai juyi, kuma babu asarar juriya na rotor. Wannan kadai zai iya ƙara yawan ingancin motar da 4% ~ 50%. Tun da babu induced halin yanzu tashin hankali a cikin hydromagnetic motor rotor, da stator winding na iya zama mai tsarki resistive load, yin da mota ikon factor kusan 1. Daga yadda ya dace da kuma ikon factor masu lankwasa na dindindin maganadisu synchronous motor da kuma asynchronous motor (Figure 1), shi za a iya gani cewa a lokacin da da load kudi na dindindin Magnetic synchronous, da mota yana aiki ba tare da aiki> 20% yawan aiki da wutar lantarki aiki. inganci shine> 80%.
02. Fara majalisar ministoci
Lokacin da aka kunna asynchronous motor, ana buƙatar motar don samun isassun ƙarfin farawa mai girma, amma lokacin farawa bai yi girma ba, don guje wa raguwar ƙarfin lantarki da yawa a cikin grid ɗin wutar lantarki kuma ya shafi aikin yau da kullun na sauran injina da kayan lantarki da aka haɗa da grid ɗin wutar lantarki. Bugu da ƙari, lokacin da lokacin farawa ya yi girma sosai, motar kanta za ta yi tasiri da karfin wutar lantarki mai yawa. Idan ana farawa akai-akai, akwai kuma haɗarin yin zafi fiye da iska. Sabili da haka, ƙirar farawa na injin asynchronous sau da yawa yana fuskantar matsala.
Dindindin na'urorin haɗi tare da magnet gabaɗaya kuma suna amfani da farawa asynchronous. Tun da na'ura mai juyi winding ba ya aiki a lokacin da m maganadisu synchronous mota ne aiki kullum, a lokacin da zayyana da m maganadisu motor, da na'ura mai juyi winding iya cika da bukatun na high farawa karfin juyi, alal misali, da fara karfin juyi mahara da aka karu daga 1.8 sau na asynchronous mota zuwa 2.5 sau, ko ma ya fi girma, wanda ya fi warware da sabon abu a cikin ikon dawakai "big".
3. Yawan zafin jiki na aiki
Tun da na'ura mai juyi yana da halin yanzu yana gudana lokacin da motar asynchronous ke aiki, kuma wannan halin yanzu yana cinyewa gaba ɗaya a cikin nau'i na makamashi mai zafi, za a haifar da babban adadin zafi a cikin na'ura mai juyayi, wanda zai kara yawan zafin jiki na motar kuma ya shafi rayuwar sabis na motar. Saboda yawan ingantaccen injin maganadisu na dindindin, babu juriya a cikin iska mai jujjuyawa, kuma babu kaɗan ko kusan babu halin yanzu a cikin iskar stator, wanda ke sa yanayin zafin injin ya tashi ƙasa kuma yana ƙara rayuwar sabis na motar. 4. Tasiri kan aiki na grid na wutar lantarki
Sakamakon ƙarancin wutar lantarki na injin asynchronous, motar tana ɗaukar babban adadin halin yanzu daga grid ɗin wutar lantarki, wanda ke haifar da babban adadin halin yanzu a cikin grid ɗin wutar lantarki, kayan aikin wuta da kayan aikin samar da wutar lantarki, wanda hakan ke rage ingancin grid ɗin wutar lantarki kuma yana ƙara nauyi akan grid ɗin wutar lantarki, kayan aikin wuta da kayan aikin samar da wutar lantarki. Bugu da kari, reactive halin yanzu yana cinye wani ɓangare na makamashin lantarki a cikin grid na wutar lantarki, na'urorin transfoma da na'urorin samar da wutar lantarki, wanda ke haifar da ƙarancin ƙarfin wutar lantarki da kuma tasiri mai tasiri na amfani da makamashin lantarki. Hakanan saboda ƙarancin ingancin injin asynchronous, don biyan buƙatun ikon fitarwa, ya zama dole don ɗaukar ƙarin makamashin lantarki daga grid ɗin wutar lantarki, ƙara haɓaka asarar wutar lantarki da haɓaka nauyi akan grid ɗin wutar lantarki.
Babu induction halin yanzu tashin hankali a cikin m magnet motor rotor, da mota yana da babban iko factor, wanda inganta ingancin factor na ikon grid da kuma kawar da bukatar shigar diyya a cikin wutar lantarki grid. A lokaci guda, saboda babban ingancin injin maganadisu na dindindin, ana kuma adana makamashin lantarki.