Ngophuculo oluqhubekayo lweemfuno zemveliso ye-crane yokusebenza kwesantya solawulo lwesantya, iindlela eziqhelekileyo zolawulo lwesantya secrane ezifana ne-rotor ejikelezayo asynchronous motor rotor uthotho lokumelana nesantya, ukulawulwa kwesantya solawulo lwe-thyristor stator voltage kunye nolawulo lwesantya se-Cascade lunezi zinto zingalunganga zilandelayo: i-rotor ejikelezayo ehambelanayo efuna ukugcinwa rhoqo kwemoto kunye nomqokeleli. Ukungaphumeleli okubangelwa imisesane yomqokeleli kunye neebrashi zixhaphake kakhulu. Ukongeza, ukusetyenziswa kwenani elikhulu leelayidi kunye nabafowunelwa kukhokelela kwisixa esikhulu sokugcinwa kwendawo, izinga eliphezulu lokungaphumeleli kwenkqubo yokulawula isantya, kunye nezalathisi zobugcisa eziphangaleleyo zenkqubo yokulawula isantya, engasakwazi ukuhlangabezana neemfuno ezikhethekileyo zemveliso yemveliso.
Usetyenziso olubanzi lwetekhnoloji yokulawula isantya sesantya se-AC kwicandelo leshishini libonelela ngesisombululo esitsha solawulo lwesantya esikhulu kunye nomgangatho ophezulu weekhrane eziqhutywa yi-AC asynchronous motors. Inezalathisi zokulawula isantya esiphezulu sokusebenza, inokusebenzisa i-squirrel cage asynchronous motors enesakhiwo esilula, ukusebenza okuthembekileyo kunye nokugcinwa okufanelekileyo, kwaye iyasebenza kwaye igcina amandla. Isiphaluka sayo sokulawula i-peripheral silula, umsebenzi wokulondoloza uncinci, imisebenzi yokukhusela kunye nokubeka iliso igqityiwe, kwaye ukuthembeka kokusebenza kuphuculwe kakhulu xa kuthelekiswa nenkqubo yendabuko yokulawula isantya se-AC. Ke ngoko, ukusetyenziswa kwe-AC yokulawula isantya sokutshintsha kwesantya yeyona nto iphambili kuphuhliso lwetekhnoloji yokulawula isantya se-crane AC.
Emva kokuba itekhnoloji yokulawula isantya sesantya se-AC isetyenzisiwe kwiikhreyini, xa kuthelekiswa nenkqubo yokulawula isantya se-asynchronous motor rotor esetyenziswa ngokubanzi kwintengiso, inokuzisa ezi zibonelelo zoqoqosho zilandelayo kunye nokhuseleko kunye nokuthembeka:
(1) IiCranes ezisebenzisa itekhnoloji yokulawula isantya sesantya se-AC zinenzuzo yokuma ngokuchanekileyo ngenxa yeempawu zoomatshini zemoto eqhutywa sisiguquli esijikelezayo, kwaye aziyi kuba nento yokuba isantya semoto sitshintsha kunye nomthwalo weekhreyini zemveli, ezinokuthi ziphucule imveliso yokulayisha kunye nokukhulula imisebenzi.
(2) I-crane ye-frequency eguquguqukayo ihamba kakuhle, iqala kwaye ibhubhise kakuhle, kwaye ukungcangcazela kunye neempembelelo zomatshini wonke ziyancipha kakhulu ngexesha lokukhawuleza kunye nokunciphisa ngexesha lokusebenza, okuphucula ukhuseleko kunye nokwandisa ubomi beendawo zomatshini ze-crane.
(3) I-brake yomatshini iyasebenza xa i-motor ikwisantya esiphantsi, kwaye ukuqhawulwa kwe-hook enkulu kunye netroli kugqitywe ngokuqhawula umbane, ngoko ke ubomi be-brake pad ye-brake mechanical bunwetshiwe kakhulu kwaye iindleko zokugcinwa ziyancipha.
(4) I-squirrel cage ye-asynchronous motor enesakhiwo esilula kunye nokuthembeka okuphezulu kusetyenziselwa ukutshintsha i-rotor ejikelezayo ye-asynchronous motor, ukuphepha ukungaphumeleli komonakalo wemoto okanye ukungaphumeleli ukuqalisa okubangelwa ukudibanisa kakubi ngenxa yokunxiba okanye ukubola komqokeleli we-ring kunye ne-brush.
(5) Inani labafowunelwa be-AC lincitshiswe kakhulu, kwaye isiphaluka esiphambili se-motor siphumelele ukulawula ukungabikho koqhagamshelwano, ukuphepha ukutshiswa kwe-contactor contactor ngenxa yokusebenza rhoqo kunye nomonakalo we-motor obangelwa ukutshiswa kwe-contactor contactor.
(6) Inkqubo yokulawula isantya se-AC eguquguqukayo inokulungelelanisa ngokuguquguqukayo isantya segiya ngalinye kunye nokukhawuleza kunye nexesha lokunciphisa ngokweemeko zendawo, okwenza i-crane eguquguqukayo iguquguquke ukuze isebenze kwaye ibe nokuguquguquka okulungileyo kwisayithi.
(7) Inkqubo yokulawula isantya se-AC ye-AC yinkqubo yokulawula isantya esiphezulu kunye nokusebenza okuphezulu kunye nokulahlekelwa kobushushu obuphantsi, ngoko igcina umbane omkhulu xa kuthelekiswa nenkqubo yokulawula isantya esidala.
(8) Isiguquli se-frequency sinokhuseleko olupheleleyo, ukubeka iliso kunye nokuzixilonga imisebenzi. Ukuba idityaniswe nolawulo lwe-PLC, inokuphucula kakhulu ukuthembeka kwenkqubo yokulawula i-electronic frequency crane.