Sensored Motors

Motoci masu ji da gani suna amfani da na'urori kamar na'urori masu auna firikwensin Hall don saka idanu akan matsayin rotor a ainihin lokacin. Waɗannan na'urori masu auna firikwensin suna aika ra'ayi mai ci gaba zuwa ga direban motar, wanda ke ba da damar sarrafawa daidai kan lokaci da lokacin ƙarfin motar. A cikin wannan saitin, direban yana dogara kacokan akan bayanai daga na'urori masu auna firikwensin don daidaita isar da saƙo na yanzu, yana tabbatar da aiki mai santsi, musamman lokacin ƙarancin saurin gudu ko yanayin farawa. Wannan ya sa injinan firikwensin ya zama manufa don aikace-aikace inda daidaitaccen sarrafawa ke da mahimmanci, kamar robotics, motocin lantarki, da injunan CNC.

Saboda direban motar a cikin tsarin firikwensin yana karɓar ainihin bayanai game da matsayin rotor, zai iya daidaita aikin motar a cikin ainihin lokaci, yana ba da iko mafi girma akan saurin gudu da juzu'i. Wannan fa'idar ana iya gani musamman a ƙananan gudu, inda motar dole ne ta yi aiki da kyau ba tare da tsayawa ba. A cikin waɗannan yanayi, injinan firikwensin ya yi fice saboda direban na iya ci gaba da gyara aikin motar bisa ga ra'ayin firikwensin.

Koyaya, wannan kusancin na'urori masu auna firikwensin da direban motar yana ƙara rikitar tsarin da farashi. Motoci masu ji da gani suna buƙatar ƙarin wayoyi da abubuwan haɗin gwiwa, waɗanda ba kawai haɓaka kuɗi ba amma kuma suna ƙara haɗarin gazawa, musamman a cikin yanayi mai tsauri. Kura, danshi, ko matsananciyar yanayin zafi na iya lalata aikin na'urori masu auna firikwensin, wanda zai iya haifar da rashin daidaiton martani da yuwuwar rushe ikon direba na sarrafa motar yadda ya kamata.

Sensorless Motors
Motoci marasa hankali, a gefe guda, ba sa dogara da na'urori masu auna firikwensin jiki don gano matsayin rotor. Madadin haka, suna amfani da ƙarfin lantarki na baya (EMF) da aka samar yayin da motar ke jujjuya don kimanta matsayin rotor. Direban mota a cikin wannan tsarin yana da alhakin ganowa da fassara siginar EMF na baya, wanda ya zama mai ƙarfi yayin da motar ta ƙara sauri. Wannan hanyar tana sauƙaƙe tsarin ta hanyar kawar da buƙatar na'urori masu auna firikwensin jiki da ƙarin wayoyi, rage farashi da haɓaka dorewa a cikin wuraren da ake buƙata.

A cikin tsarin maras hankali, direban motar yana taka muhimmiyar rawa tunda dole ne ya kimanta matsayin na'ura mai juyi ba tare da amsa kai tsaye da na'urori masu auna firikwensin suka bayar ba. Yayin da saurin ya karu, direba na iya sarrafa motar daidai gwargwado ta amfani da siginonin EMF masu ƙarfi na baya. Motocin da ba su da hankali galibi suna yin na musamman da kyau a mafi girman gudu, yana mai da su mashahurin zaɓi a aikace-aikace kamar magoya baya, kayan aikin wutar lantarki, da sauran tsarin sauri inda daidaito a ƙananan gudu ba su da mahimmanci.

Rashin koma baya na injinan da ba su da hankali shine rashin aikinsu a ƙananan gudu. Direban motar yana gwagwarmaya don ƙididdige matsayi na rotor lokacin da siginar EMF na baya ya yi rauni, yana haifar da rashin kwanciyar hankali, oscillations, ko matsala farawa motar. A cikin aikace-aikacen da ke buƙatar aiki mai sauƙi mai sauƙi, wannan iyakancewa na iya zama muhimmiyar batu, wanda shine dalilin da ya sa ba a amfani da injuna marasa ƙarfi a cikin tsarin da ke buƙatar cikakken iko a kowane gudu.