tag:blogger.com,1999:blog-7150175436311719447.post7402677320289860108..comments2023-05-24T08:35:34.158-07:00Comments on ETRICAL: What happens if AC Supply is given as Field Excitation to Synchronous Machine?Adityahttp://www.blogger.com/profile/12703320786970627241noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-7150175436311719447.post-80298898099955977022017-10-06T19:13:35.459-07:002017-10-06T19:13:35.459-07:00See, as the rotor produced flux is pulsating, henc...See, as the rotor produced flux is pulsating, hence it is resolved into forward and backward rotating flux with synchronous speed.<br />So, Speed of Rotor = w<br />speed of backward rotating field = -w<br />speed of forward rotating field = -w<br />Hence, relative speed of backward rotating field w.r.t stator = w+(-w) =0<br /><br />But,relative speed of forward rotating field w.r.t stator = w+(w) =2w, hence double<br />Adityahttps://www.blogger.com/profile/12703320786970627241noreply@blogger.comtag:blogger.com,1999:blog-7150175436311719447.post-57824164819811484912017-10-06T12:28:36.884-07:002017-10-06T12:28:36.884-07:00Sir you said due to double field revolving theory ...Sir you said due to double field revolving theory relative speed will be zero.Then how after that we assumed that the forward relative speed to double??<br />Anonymoushttps://www.blogger.com/profile/10986731286168243471noreply@blogger.com