Ngokuthuthuka okuqhubekayo kwezidingo zokukhiqizwa kwezimboni zokusebenza kokulawula isivinini se-crane, izindlela ezijwayelekile zokulawula isivinini se-crane ezifana ne- winding rotor asynchronous motor rotor series regulation, i-thyristor stator voltage regulation regulation regulation kanye ne-cascade speed regulation zinalezi ezimbi ezilandelayo: the winding rotor asynchronous motor kanye ne-collector njalo. Ukwehluleka okubangelwa izindandatho zokuqoqa namabhulashi kuvame kakhulu. Ngaphezu kwalokho, ukusetshenziswa kwenani elikhulu lama-relay kanye nabathintana nabo kubangela inani elikhulu lokugcinwa kwendawo, izinga eliphezulu lokuhluleka kwesistimu yokulawula isivinini, kanye nezinkomba ezimpofu eziphelele zobuchwepheshe zohlelo lokulawula isivinini, olungasakwazi ukuhlangabezana nezidingo ezikhethekile zokukhiqizwa kwezimboni.
Ukusetshenziswa okubanzi kobuchwepheshe bokulawula isivinini esishintshashintshayo se-AC emkhakheni wezimboni kunikeza isisombululo esisha sokulawulwa kwejubane elikhulu nekhwalithi ephezulu yama-cranes aqhutshwa ama-AC asynchronous motors. Inezinkomba zokulawula isivinini sokusebenza okuphezulu, ingasebenzisa ama-squirrel cage asynchronous motors anesakhiwo esilula, ukusebenza okuthembekile nokugcinwa okulungile, futhi iyasebenza futhi yonga amandla. Isifunda sayo sokulawula i-peripheral silula, umthwalo wokulungisa uncane, imisebenzi yokuvikela nokuqapha iqediwe, futhi ukwethembeka kokusebenza kuthuthukiswa kakhulu uma kuqhathaniswa nesistimu yokulawula isivinini se-AC yendabuko. Ngakho-ke, ukusetshenziswa kokulawulwa kwesivinini esishintshashintshayo se-AC kuyinkambiso yokuthuthukiswa kobuchwepheshe bokulawula isivinini se-crane AC.
Ngemuva kokuthi kusetshenziswe ubuchwepheshe bokulawulwa kwesivinini esishintshashintshayo se-AC kuma-cranes, uma kuqhathaniswa nohlelo lokulawulwa kwejubane lokumelana nochungechunge lwe-asynchronous motor rotor olusetshenziswa kabanzi emakethe, lungaletha izinzuzo ezibalulekile zomnotho ezilandelayo nokuphepha nokuthembeka:
(1) Ama-Cranes asebenzisa ubuchwepheshe bokulawula isivinini esishintshashintshayo se-AC anenzuzo yokuma okunembile ngenxa yezimpawu zemishini yemoto eshayelwa isiguquli samafrikhwensi, futhi ngeke abe nomkhuba wokuthi isivinini semoto sishintsha ngomthwalo wama-cranes wendabuko, angathuthukisa ukukhiqizwa kokulayisha nokuthulula imisebenzi.
(2) I-crane yefrikhwensi eguquguqukayo ihamba kahle, iqala futhi ibhuleki kahle, futhi ukudlidliza nomthelela wawo wonke umshini kuncipha kakhulu ngesikhathi sokusheshisa nokuncipha ngesikhathi sokusebenza, okuthuthukisa ukuphepha nokwelula ukuphila kwezingxenye eziwumshini ze-crane.
(3) Ibhuleki eliwumshini lisebenza lapho injini inejubane eliphansi, futhi ukubhuleka kwehhuku eyinhloko netroli kuqedwa ngokubhuleka kagesi, ngakho ukuphila kwebhuleki lebhuleki lomshini kunwetshwa kakhulu futhi izindleko zokuyilungisa ziyancipha.
(4) I-squirrel cage ye-asynchronous motor enesakhiwo esilula nokuthembeka okuphezulu isetshenziselwa ukufaka esikhundleni se-rotor asynchronous motor, ukugwema ukwehluleka kokulimala kwemoto noma ukwehluleka ukuqala okubangelwa ukuthintana okungalungile ngenxa yokuguga noma ukugqwala kwendandatho yokuqoqa kanye nebhulashi.
(5) Inani labaxhumi be-AC lincishiswe kakhulu, futhi isifunda esikhulu semoto sizuze ukulawulwa kokungathintwa, ukugwema ukushiswa koxhumana nabo ngenxa yokusebenza njalo kanye nokulimala kwenjini okubangelwa ukushiswa koxhumana nabo othintana nabo.
(6) Uhlelo lokulawula isivinini esishintshashintshayo se-AC lungakwazi ukulungisa kalula isivinini segiya ngalinye kanye nesikhathi sokusheshisa nesokwehlisa ngokwezimo zasendaweni, okwenza i-crane eguquguqukayo ivumelane nezimo ukuze isebenze futhi ibe nokuvumelana nezimo okuhle endaweni.
(7) Uhlelo lokulawula isivinini esishintshashintshayo se-AC luyisistimu yokulawula isivinini esisebenza kahle kakhulu nokusebenza kahle okuphezulu nokulahlekelwa ukushisa okuphansi, ngakho ilondoloza ugesi omningi uma kuqhathaniswa nesistimu endala yokulawula isivinini.
(8) Isiguquli sefrikhwensi sinokuvikeleka okuphelele, ukuqapha kanye nemisebenzi yokuzihlola. Uma kuhlanganiswe nokulawula kwe-PLC, kungathuthukisa kakhulu ukwethembeka kwesistimu yokulawula i-electronic frequency crane.