AC Motors and Generators - AC Motors and Generators AC Mo...

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Unformatted text preview: 1/22/12 AC Motors and Generators AC Mo or A DC , , . S , .I I .M DC , C . O AC .S .I AC AC .T ", " I " AC ". , . H H ? AC G P ***** E M h perph sics.ph -astr.gsu.edu/hbase/magnetic/motorac.html#c2 G M DC M R Na e GB 1/4 1/22/12 AC Motors and Generators AC Genera or The ning of a coil in a magne ic field p od ce mo ional emf in bo h ide of he coil hich add. Since he componen of he eloci pe pendic la o he magne ic field change in oidall i h he o a ion, he gene a ed ol age i in oidal o AC. Thi p oce can be de c ibed in e m of Fa ada ' la hen o ee ha he o a ion of he coil con in all change he magne ic fl h o gh he coil and he efo e gene a e a ol age. Inde DC Ci c i Vol age gene a ion de ail AC Mo o Gene a o and Mo o DC Mo o H pe Ph ic ***** Elec ici and Magne i m R Na e Go Back Genera or and Mo or A hand- c anked gene a o can be ed o gene a e ol age o n a mo o . Thi i an e ample of ene g con e ion f om mechanical o elec ical ene g and hen back o mechanical ene g . h perph sics.ph -astr.gsu.edu/hbase/magnetic/motorac.html#c2 2/4 1/22/12 AC Motors and Generators Inde DC Ci c i A he mo o i ning, i al o ac a a gene a o and gene a e a "back emf". B Len ' la , he emf gene a ed b he mo o coil ill oppo e he change ha c ea ed i . If he mo o i no d i ing a load, hen he gene a ed back emf ill almo balance he inp ol age and e li le c en ill flo in he coil of he mo o . B if he mo o i d i ing a hea load, he back emf ill be le and mo e c en ill flo in he mo o coil and ha elec ic po e being ed i con e ed o he mechanical po e o d i e he load. Demon a ion AC Mo o AC Gene a o DC Mo o H pe Ph ic ***** Elec ici and Magne i m h perph sics.ph -astr.gsu.edu/hbase/magnetic/motorac.html#c2 R Na e Go Back 3/4 1/22/12 AC Motors and Generators h perph sics.ph -astr.gsu.edu/hbase/magnetic/motorac.html#c2 4/4 ...
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