Intntonl Jounl o Pow Elton n D Sytm (IJPEDS) Vol. 7 No. h 6. 7~7 ISSN: 88-8694 7 Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng Fow n Bw EKF Sttgy ohmm Jnnt* ol Sutno** N Rumz N I* oh Jun Aul Azz* * U-PROON Futu D otoy Fulty o Eltl Engnng Unt nolog ly Joho Bhu ly ** Dtmnt o Eltl Engnng Unt Ahm Dhln Yogyt Inon Atl Ino Atl htoy: R S 3 5 R D 5 5 At Jn 4 6 Kywo: AC Roto l-ont ontol Roto lux tmton Sngl-h nuton moto Swthng ow n w EKF ABSRAC h m o th h to o hgh omn to ontol o ngl-h Inuton oto (I). It hown tht n th ottng n m th ngl-h I uton n t nto ow n w uton wth th ln tutu. B on th mtho o to ontol o th ngl-h I ung two mo Roto Fl- Ont Contol (RFOC) lgothm nt. In o to ommot ow n w oto lux n th nt ontoll n Extn Klmn Flt (EKF) wth two nt ow n w unt tht wth nthngly (wthng ow n w EKF) oo. Smulton ult llutt th tn o th oo lgothm. Coyght 6 Inttut o An Engnng n Sn. All ght. Coonng Autho: ohmm Jnnt Fulty o Eltl Engnng Unt nolog ly U Su 8 Joho ly. Eml: m_jnntyy@yhoo.om. INRODUCION Vl Funy D (VFD) lton l n mny nut to ontol w ng o n tou o ltl mhn. h m o ung VFD n th lton n ummz ollow: ngy ng tou mxmzton tou ulton mnmzton ow to momnt otl Hmon Dtoton (HD) uton n t []. In tul th u o VFD o ngl-h Inuton oto (I) ommn n om lton uh low whng mhn mx onton um n n t []. B VFD o ngl-h I ontol ttg uh l- ontol n to- ontol h n lo oo to th ngl-h I [3]-[]. Rntly Fl-Ont Contol (FOC) o ngl-h I xtnly ot to otn hgh ynm omn n ytm. Som o th ontol ttg uh Int Roto Fl-Ont Contol (IRFOC) mtho n nowlg o th oto lux. A mot ommon thnu to otn th nomton o oto lux n IRFOC ttgy ung u ntgton. How ung u ntgton to otn th oto lux nt to nt ty o olm uh DC-ot olm. o ol th olm mny ot on Atl Nul Ntwo (ANN) ol Rn At Sytm (RAS) Extn Klmn Flt (EKF) ung O (O) Slng o O (SO) n t m to mo on th tmton o oto lux n th I []-[33]. ot o th thnu only ll to to ontoll 3-h moto ytm. h mn ou o th h nt n th to oo nol mtho to tmt oto lux o th o hgh omn IRFOC o ngl-h I. In o to tmt ow n Jounl homg: htt://jounl.om/onln/nx.h/ijpeds
ISSN: 88-8694 IJPEDS Vol. 7 No. h 6 : 7 7 8 w oto lux n th nt IRFOC ttgy n EKF wth two nt ow n w unt tht wth nthngly (wthng ow n w EKF) utlz. In t o omuttonl omlxty o th EKF th mtho h n ognz n ot mtho to tmt tt l n to ontoll I ytm u o multnou ntton o mt n tng ytm/o n mumnt no. thmtl nly n tl multon h n om to montt th omn o th oo mtho.. SINGE-PHASE I ODE h (-) mol o ngl-h I wth two nt wnng n y th ollowng uton [7] (n th ut n nt tht th l n th ttony n ottng n m tly): Stto (-) oltg uton: () Roto (-) oltg uton: () Stto (-) lux uton: (3) Roto (-) lux uton: (4) hnl n tou uton: l B J ol ol (5) In ()-(5) th tto (-) x oltg not th tto (-) x unt th oto (-) x unt λ λ th tto (-) x lux n λ n λ nt th oto (-) x lux. n th tto n oto (-) x tn. n not th tto n oto (-) x l n mutul nutn. th moto. n l ltomgnt tou n lo tou. J n B th momnt o nt n ou ton ont tly. 3. ROOR FIED-ORIENED CONRO SRAEGY OF A SINGE-PHASE I It n hown tht ung onntonl (ln) tnomton mtx th ngl-h I (unln -h I) uton n th ottng n m n otn ollowng uton [34]:
IJPEDS ISSN: 88-8694 Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng (. Jnnt) 9 (6) wh (7) In (7) θ th ngl twn th ttony n m n ottng n m. A n n om (6) ung onntonl (ln) tnomton mtx th ngl-h I uton n nto two ow (ut + ) n w (ut - ) uton. It n lo n tht th tutu o th ow n w uton ml to th RFOC uton o 3-h I. A ult to ontol o th ngl-h I ung two nnnt RFOC lgothm (on o thm to omnt ow uton n on o thm to omnt w uton) ol. h lo gm o th oo RFOC mtho o ngl-h I hown n Fgu. In th hown n Fgu th ngl-h I om Sn Pul Wth oulton (SPW) two-lg oltg ou nt. In Fgu th onntonl (ln) tnomton mtx ([ ]) ollow: o n n o (8) t t t t t t t t t t t t t t
ISSN: 88-8694 Fgu. Blo gm o RFOC mtho o ngl-h I 4. SWICHING FORWARD AND BACKWARD EKF SRAEGY OF A SINGE-PHASE I A mnton o om o th ontol thnu uh RFOC ttgy u tul nowlg o th oto lux. h mot oul mtho to otn th oto lux nomton n nt RFOC mtho ung ntgton. How ung n ntgton to otn th oto lux nt to th nt ty o olm uh DC-ot olm. A hown n Fgu to ontol ngl-h I two mo RFOC lgothm (ow n w FOC) n to u. In o to ommot ow n w oto lux ( λ n λ ) n Fgu n th n EKF wth two nt ow n w unt tht wth nthngly (wthng ow n w EKF) oo. o tmt th ow n w oto lux th tto unt n oto lux o th ngl-h I hon th tt l. h tt mol o ngl-h I n hown uton (9) n (): (9) () wh x () y () u () In (9) n () A B n C th ytm mtx nut mtx n outut mtx. oo x u n y th ytm tt mtx ytm nut mtx n ytm outut mtx. B on uton o th nglh I n th ottng n m (uton (6)) th mt o A B C A B n C n uton (9) n () otn ollow: IJPEDS Vol. 7 No. h 6 : 7 7
IJPEDS ISSN: 88-8694 Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng (. Jnnt) A 44 43 4 4 34 33 3 3 4 3 () B 4 3 (5) C 4 3 (6) A 44 43 4 4 34 33 3 3 4 3 (7) B 4 3 (8) C 4 3 (9) t t t t t t t t t t t t 44 43 4 4 34 33 3 3 4 3 ()
ISSN: 88-8694 t t 3 4 () 3 4 () wh () moo 3 4 t t 3 t 3 4 t 4 33 43 34 44 () 3 4 () 3 4 () B on ()-() two EKF lgothm wth th ow n w unt n u to tmt ow n w oto lux n th FOC (Fow) n FOC (Bw) o Fgu. A n ltnt mtho to mly th oo hm ngl EKF lgothm wth only hng n th moto mt n u o tmton o oto lux. In th mtho th ow n w unt to otn th oto lux wth nthngly o y mlng tm. It n mnton tht th tutu o oo hm ung ow n w onton th m onntonl EKF lgothm (th onntonl EKF lgothm gn ()-()). h only n twn oo tmto ung ow n w onton wth th onntonl EKF lgothm n th moto mt. A n n om uton (6) th ngl-h I oltg uton h xt tm u to th w omonnt (ut - ). Sn th w tm ootonl to th n o th tn mutul n l nutn t ol to nglt thm (In th t um tht th not th w tm). h EKF lgothm omut nto th mn t ollow []:. Pton: IJPEDS Vol. 7 No. h 6 : 7 7
IJPEDS ISSN: 88-8694 3 (). Comutton o Klmn Flt Gn: () 3. Ut: () wh R n Q th on mt o th no. 5. SIUAION RESUS o y th omn o th oo ytm nt ung tl/smuln otw o ngl-h I wth two nt wnng on Fgu mult: () Fgu : to ontol o ngl-h I ung oo ontoll un lo () Fgu 3: to ontol o ngl-h I ung oo ontoll t nt In th multon hown n th Fgu th ngl-h I om -lg oltg ou nt. An EKF wth th ow n w unt lo u to tmt ow n w oto lux n th FOC (Fow) n FOC (Bw) o Fgu. h Rtng n mt o th mult ngl-h I ollow: Voltg: V =6Hz No. o ol=4 =7. =. =4. =.885H =.844H =.86H =.77H J=.6g.m Fgu how th multon ult o th oo mtho o to ontol o ngl-h I un lo. Fgu () how th n Fgu () how th moto Fgu () how th o Fgu () how th tmt oto lux (ow lux) n Fgu () how th moto tou. In Fgu th n oto lux t to.w. oo n th gu th lu o lo hng om zo to -.4 t t=5 n mo t t=7. It n n tht th oo ontoll n mntn th goo omn ung zo n m n n lo onton. It n n tht th moto loly ollow th n o n t th lo tun. In th tt th mxmum o twn n n l moto out.5m ( Fgu ()). It nt om Fgu () tht th tmt oto lux n ollow th n oto lux ung nt onton. A n n om Fgu () th tou o ngl-h I hng ongly to l lo tun. () () Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng (. Jnnt)
4 ISSN: 88-8694 () () () Fgu. Smulton ult o th RFOC o ngl-h I un lo; () n () moto () o () tmt lux n () tou Fgu 3 how multon ult o th oo mtho o to ontol o ngl-h I t th nt lu o n. It nt om Fgu 3 tht ung oo thnu th nglh I n ollow th n wthout ny ohoot n ty-tt o ( Fgu 3 ()). Fgu 3 () llutt th nuul om o th unt o mn n uxly wnng ung nt lu o n. A hown om Fgu 3 () th ngl-h I tou h u on wth no ulton. It n n om th nt multon ult (Fgu n 3) tht th omn o th nt ontol thnu n oo tmto o th ngl-h I tl. () () IJPEDS Vol. 7 No. h 6 : 7 7
IJPEDS ISSN: 88-8694 5 () () () Fgu 3. Smulton ult o th RFOC o ngl-h I t nt ; () n () moto () o () moto unt n () tou 6. CONCUSION h how tht th uton o ngl-h I wth two nt wnng n th ottng n m n t nto two t o uton wth th ln tutu. B on th to ontol mtho ung two lo RFOC lgothm w oo. In o to ommot ow n w oto lux n th nt RFO ontoll n Extn Klmn Flt (EKF) wth two nt ow n w unt tht wth nthngly w oo. Smulton ult how tht th oo hm o to ontol o ngl-h I wo wll o mot ng. REFERENCES [] C. ml I. Ko n. hooul "Otmzton o ngl-h nuton oto-t I: mxmum ngy ny ontol" IEEE nton on Engy Conon ol. no.. 87 95 5. [] H.W. Bty n J.. Ktly "Elt oto Hnoo" Gw-Hll 998. [3] N.. Al-Rhm n A.A. Shltout "Sl-uny ontol o ngl-h nuton moto ot twoh moto" In 3th Annul Conn o Inutl Elton Soty (IECON 4) 4. 7. [4] R. F Cmo J. D Ol.C. u A. N n S.I. Slm J " SVPW-DC ttgy o nglh nuton moto ontol" In Elt hn & D Conn (IEDC'7) 7. 5. [5] N. Al-Rhm n A. Shltout "An unymmtl two-h nuton moto wth l-uny ontol" IEEE nton on Engy Conon ol. 4 no. 3. 68 66 9. [6]. Jml H. Bn Azz. Bou n. Go "Snol nt tto l ontton ontol o ngl-h nuton moto " IEEE nton on Pow Elton ol. 4 no. 6. 68 67 9. Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng (. Jnnt)
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IJPEDS ISSN: 88-8694 7 [3] K. Kouz. on n.s. Nt "Hgh omn o uzzy l-tunng lng to o PI uzzy log ontoll on t to ontol o nuton moto wthout lux mumnt" In 4 IEEE Intntonl Conn on Inutl hnology (IEEE ICI'4) 4. 6. [3] B. Puwhyu "RNN B Roto Flux n S Etmton o Inuton oto" Intntonl Jounl o Pow Elton n D Sytm (IJPEDS) ol. no.. 58 64. [3] A. So. ngon. Z n D. C "A nonln lung o o nol to ontol o nuton moto" In Intntonl Agn Conn on Eltl hn n Pow Elton n Eltomoton Jont Conn (ACEP). 544 549. [33] X. Zhng "Snol Inuton oto D Ung Int Vto Contoll n Slng-o O o Elt Vhl" IEEE nton on Vhul hnology ol. 6 no. 7. 3 38. [34]. Jnnt N.R.N. I n.j.a. Azz "A nw mtho o RFOC o Inuton oto un on-h ult" In 39th Annul Conn o th Inutl Elton Soty (IECON ). 53 535. Hgh Pomn S Contol o Sngl-Ph Inuton oto Ung Swthng (. Jnnt)