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‘electercal Machine IL Luy-jo- 9024 J — c a) —Deow V cueve of syncheonous moto®+sh au) lee exited, over extecl and ceiticat ———— le sitotion gegions on it cut. V__Cueve og. syncheanous motae ——______—— | , 7 . 07) o cprticot eo tatro | a Vndee “ ovee exstation , Exitation _ ~T Ful load / . Wait load \ [ L [ “N\ x Z vA Na load. Levin = 7 | | | | | | lJ | I 1 i= t lagging —— leading uN —in_phase : Scanned with CamScanner __b) | st ate didfeeend methad to stae+ %-ph —2ynch Gon.ou's_motoe. Explain _dampee winding method twith neck diageam Ce) > Followin4 methads cam be used do being _ the @otoe~ to Sun ch eonous Speed. i Using Smatl oc machine Pony moctaer | ve) Ysing Small imdution matoe ind | Using a damper winelin4g (6) r ad __a'v) starting as a slid = Bing indution motoe. j j Sun ch Bon oS motoe works on peinciple of: magn etic Jackin 9 beh weem Under Excitation id OVer epctation iid Ceitical Excitation. —B_|\Undee Excitation): > Scanned with CamScanner wi | ceitical kecitatinn /i> po Ep x J \ pf. XS ¢ < - i YA < ~sv ta * Whem cueeemdt amd Voltage aee exacly fa) pha se, amd Dark eng is—equod to Supel valta ge. “That Called ceitical Leutatian. Len = v\ Condition Back emd P-F Undee excitron En zv lagging. | ovee_execition Eb >. leading a ceitical eocition E,ovV Unity Scanned with CamScanner tr tte eneeee a fr Bean am dexplain toeque angie. chaee leet: Cog —3-ph_synchéanous _ | motoe Coy 2 | Tee que_amgle_chaee deeictics . ._ motoe cae s mat *” gotate Joe S=90 aa os \ > load 0 '80 an ale U Scanned with CamScanner Zz. joim_fall owing _te ems elated to les ding i S-ph—Syn.cheanous motoé pl gle of toeque am gle i) —Tnteenal angle as Power Gutoe am4le. Show these amgle_by deawing eelevemt JT phasoP diag eam Joe Leading ps E [éJ leading Powee Factoe. DR ata K hey b ) Vv wheee § = load _amgle of toe gue angle = Tnte& nal am gle - d= Powel Jatoe angie. U U Scanned with CamScanner ao Y load amale or topaue amale [££] g Tt i L Tt is om. gle between Supply Voltage amd Bork em4: Load am.4le oF S dizecly peopotinal to toe que. a: 2». \=thteenal angle f \) I \ 7 rt ts amale betweem fAematuce erent U amd Rotoe em4-—Tnteenal omgle Varies with eesperg do aematuee cuge end Lua rl}, T 3) Power dattor angie I cas 4 Thi | Tre °s amde hedweem .the Supply Valta ge omd Aematuee cee emt. r+ vVoreies with Varies in Excitation Voltages _ ere = OS Scanned with CamScanner Cos p= 0-2 1094: Foe powee Supplied 4o_motoe I Pin) Qn = VS KUF TE Cos O. —~ Jf 3 % 11000 X60 A 0-8 = 914us99.99 V 2 Si4¥ 599.22. looo y! ‘tin g)u.62 kw y— i iC I 25 k : powee Supplied do _motoe %s 914-52 kw Scanned with CamScanner U ppp Cos cy = 0.8 —— ; ro 4 \ L silqau coe Lo 9] [= 36-26. “Loh = Tph i) ho 136-846 A Toh | tiem pedam ce [23 | = CRa +3 Xs) ~ . % Cj) +430) Scanned with CamScanner Tmax Jn, Seo Fy N3 No Sp eed. Scanned with CamScanner ICalcwate. the st epingomgle foe B-ph_ 24 pole PM Steppee _motol.Tp f4's — stepping feequamcy is 300 steps |Sec. cal ct de motoe Speed. — —> | Given 7 ae Fs 2_800.sfep]sec 7 P= oy. Foe steping_angie2 260 x 860 mp. BRDY = speed_.of matob bofs = Go X4 200 2 eae N= —— none \_n = 1540 Epi) a i Scanned with CamScanner with help _peimem oveeeotation of a _gotoe get inceesed. and Qotoe speed bung —geeatee —th.am_—gym.ch. speed. — a Ne > Aes as Imax a motok VA | _ Staeting L | P Taeque ~~ | — | L é | L Speed O | eos moto ang | (hem eating — Reeking LE IWAN \ , Peasy - i g ' are) a ani | [2 (i Le id pe oie Scanned with CamScanner | mech amicas Eneegy tahich= eecieve 4 fom peime: mover ~: Gnverte | toto elecd pi Cod emer gy Aan. tab R ed Ss- yea [te aun Supply. i ¥ | Such dune oF Machme °s Catle ¢l A — induct 20m geneeatoe’ oe Asyncheonacs Gmelatre. | By hee Speed of induct amd Peladive motion between Fodtoe mr ieriarrr eee Ux is Peveeced, — * IAs @ pesut dipe ction of Pa tae emd am el €oftoe erent ake eevVveesedcd. and gemee ation tse 
