Kutha kuwongolera liwiro la mota ya DC ndi chinthu chofunika kwambiri. Kumalola kusintha liwiro la mota kuti likwaniritse zofunikira zinazake zogwirira ntchito, zomwe zimathandiza kuti liwiro liwonjezeke komanso lichepe. Pachifukwa ichi, tafotokoza njira zinayi zochepetsera liwiro la mota ya DC.
Kumvetsetsa momwe injini ya DC imagwirira ntchito kukuwonetsaniMfundo zazikulu zinayi:
1. Liwiro la mota limayendetsedwa ndi chowongolera liwiro.
2. Liwiro la injini limagwirizana mwachindunji ndi mphamvu yamagetsi yoperekera.
3. Liwiro la injini limagwirizana mosiyanasiyana ndi kutsika kwa mphamvu yamagetsi ya armature.
4. Liwiro la injini limagwirizana mosiyanasiyana ndi kusinthasintha kwa injini malinga ndi zomwe zapezeka pamunda.
Liwiro la mota ya DC likhoza kuyendetsedwa kudzera muNjira 4 zoyambirira:
1. Mwa kugwiritsa ntchito chowongolera cha mota cha DC
2. Mwa kusintha mphamvu yamagetsi yoperekera
3. Mwa kusintha mphamvu ya armature voltage, komanso mwa kusintha kukana kwa armature
4. Mwa kulamulira kayendedwe ka madzi, ndi mwa kulamulira mphamvu yamagetsi kudzera mu field current
Onani iziNjira 4 zosinthira liwiroya mota yanu ya DC:
1. Kuphatikiza DC Speed Controller
Bokosi la gearbox, lomwe mungamvenso kuti limatchedwa kuti gear reducer kapena speed reducer, ndi magiya angapo omwe mungawonjezere ku mota yanu kuti muchepetse liwiro lake komanso/kapena kuipatsa mphamvu zambiri. Kuchuluka kwa liwiro lake kumadalira chiŵerengero cha magiya ndi momwe bokosi la gearbox limagwirira ntchito, zomwe zili ngati chowongolera cha DC motor.
Kodi mungakwaniritse bwanji kulamulira kwa mota ya DC?
SinbadMa drive, omwe ali ndi chowongolera liwiro chophatikizidwa, amagwirizanitsa zabwino za ma DC motors ndi makina apamwamba owongolera zamagetsi. Ma parameter a chowongolera ndi mawonekedwe ogwirira ntchito amatha kusinthidwa bwino pogwiritsa ntchito motion manager. Kutengera ndi liwiro lofunikira, malo a rotor amatha kutsatiridwa ndi digito kapena ndi masensa a analog Hall omwe amapezeka mwanjira ina. Izi zimathandiza kukhazikitsidwa kwa makonda owongolera liwiro limodzi ndi motion manager ndi ma adapter a mapulogalamu. Pa ma micro electric motors, ma DC motor controller osiyanasiyana amapezeka pamsika, omwe amatha kusintha liwiro la mota malinga ndi magetsi omwe alipo. Izi zikuphatikizapo mitundu monga 12V DC motor speed controller, 24V DC motor speed controller, ndi 6V DC motor speed controller.
2. Kulamulira Liwiro ndi Voltage
Ma mota amagetsi amakhala ndi mitundu yosiyanasiyana, kuyambira mitundu ya mahatchi ang'onoang'ono oyenera zida zazing'ono mpaka mayunitsi amphamvu kwambiri okhala ndi mahatchi zikwizikwi ogwirira ntchito zamafakitale akuluakulu. Liwiro logwira ntchito la mota yamagetsi limakhudzidwa ndi kapangidwe kake komanso kuchuluka kwa magetsi omwe amagwiritsidwa ntchito. Pamene katundu asungidwa nthawi zonse, liwiro la mota limagwirizana mwachindunji ndi magetsi operekera. Chifukwa chake, kuchepa kwa magetsi kudzapangitsa kuti liwiro la mota lichepe. Akatswiri amagetsi amazindikira liwiro loyenera la mota kutengera zofunikira za ntchito iliyonse, zofanana ndi kutchula mphamvu ya akavalo poyerekeza ndi katundu wa makina.
3. Kulamulira Liwiro ndi Armature Voltage
Njira iyi ndi ya ma mota ang'onoang'ono. Kuzungulira kwa munda kumapeza mphamvu kuchokera ku gwero lokhazikika, pomwe kuzungulira kwa armature kumayendetsedwa ndi gwero lina la DC losiyana, losinthasintha. Mwa kulamulira mphamvu ya armature, mutha kusintha liwiro la mota mwa kusintha mphamvu ya armature, zomwe zimakhudza kutsika kwa mphamvu yamagetsi kudutsa armature. Choletsa chosinthika chimagwiritsidwa ntchito motsatizana ndi armature pachifukwa ichi. Choletsa chosinthika chikakhala pamalo otsika kwambiri, mphamvu ya armature imakhala yabwinobwino, ndipo mphamvu ya armature imachepa. Pamene mphamvu ya magetsi ikukwera, mphamvu yamagetsi kudutsa armature imatsikanso, ndikuchepetsa liwiro la mota ndikusunga liwiro lake pansi pa mulingo wamba. Komabe, vuto lalikulu la njira iyi ndi kutayika kwakukulu kwa mphamvu komwe kumachitika chifukwa cha choletsa chomwe chili motsatizana ndi armature.
4. Kulamulira Liwiro ndi Flux
Njira imeneyi imasintha mphamvu ya maginito yopangidwa ndi ma field windings kuti ilamulire liwiro la mota. Mphamvu ya maginito imadalira mphamvu yamagetsi yomwe imadutsa mu field winding, yomwe ingasinthidwe mwa kusintha mphamvu yamagetsi. Kusinthaku kumachitika pophatikiza choletsa chosinthika motsatizana ndi choletsa chozungulira cha field winding. Poyamba, ndi choletsa chosinthika pamlingo wake wocheperako, mphamvu yamagetsi yomwe imayikidwa imadutsa mu field winding chifukwa cha mphamvu yamagetsi yomwe imayikidwa, motero imasunga liwiro. Pamene mphamvu yamagetsi ikuchepa pang'onopang'ono, mphamvu yamagetsi yomwe imayikidwa mu field winding imakula, zomwe zimapangitsa kuti mphamvu yamagetsi iwonjezereke komanso kuchepetsa liwiro la mota pansi pa mtengo wake wokhazikika. Ngakhale njira iyi ndi yothandiza pakuwongolera liwiro la mota ya DC, ikhoza kukhudza njira yosinthira.
Mapeto
Njira zomwe taziona ndi njira zochepa chabe zowongolera liwiro la mota ya DC. Poganizira za izo, n'zoonekeratu kuti kuwonjezera bokosi laling'ono la gearbox kuti ligwire ntchito ngati chowongolera mota ndikusankha mota yokhala ndi magetsi abwino kwambiri ndi njira yanzeru komanso yosawononga ndalama zambiri.
Mkonzi: Carina
Nthawi yotumizira: Meyi-17-2024