OPTIMIZED SIMULATION FOR PV-TW SYSTEM USING DC FAN

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1 OPIMIZED SIMULAION FOR P-W SYSEM USING D FAN Hu Yi, Ji Ji, H Hnfn, Jin Aiu, Hn hnwi, Lu hnln Dt. f hl Sin n Eny Eninin, Uni. f Sin n hnly f hin Hfi 26, hin Fx: , Eil:jiji@ut.u.n ABSRA A nvl P-b wll P-W it with D fn ivn by l itin tinl D unt i thtilly invtit in thi. B n th iv P-W yt l, thtil iultin hv bn nut f P-W yt it with iffnt D fn. Mv, thl ffiiny i fin f th yt, in t vlut th funtin f D fn btt. h iultin ult f P-W yt it with iffnt D fn hw tht whn D fn un ft, th v in t n thl ffiiny in fit n thn, whil th ltil ffiiny lwy in, but nt itintly. Hn, n tiu D fn i hn n th in f th til fn in 3 i f. h ily in t, thl ffiiny n ltil ffiiny in th tiu 16.28, 14.%,.58%. 1. INRODUION A il, nil n wi-n uitbl iv htin nt, b wll h iv nibl ttntin in nt. Hwv, it l funtin n unthti ty hv liit it. Sin th ltil ffiiny f P ll whn it tin t in, B.J.Binkwth t l. [1] n H.X.Yn t l. [2] hv in vntilt P-wll, n th P ll t n b u by n th P-ul w utut n b in by 8.3%, but th i lnt h nt bn wll utiliz. B n th i f ttin n i ut t - n -u th wt ht ny v by i flw, nvl nt f P-b wll ht f P-W h bn nt by u [3]. It nt nly vi htin in wint n u in lin l in u whil ntin ltiity, but l iv th viul ft f b wll. In itin, K. Nn t l. hv int P ul in th i ut f b wll, n th hybi wllb thl n htvlti fn hv bn thtilly n xintlly invtit [4]. In t futh iv th P-W yt fn, D fn ivn by l itin tinl D unt h bn intu in t D fn ht [5]. B n th iv P-W yt l, whih h bn vlit by xint, th fn f P-W yt it with D fn h bn btin [5]. It h bn nlu tht D fn i vntu f bth thl n ltil fn in it lt th ht tnf btwn i ut n in, wll l P ll. hi inly i t invtitin fn f P-W yt it with iffnt D fn, whil vlutin th yt fn in iffnt ft finin yt thl ffiiny.

2 1618 Pin f ISES Sl Wl n 7: Sl Eny n Hun Sttlnt 2. MAHEMAIAL MODEL h hti i f P-W f wint htin i hwn in Fi. 1. It i th ly: P l nl n whih P ll ffix, llt wll tin thl bb n n i ut in btwn. At th btt n th t f th llt wll, th vnt f llwin n i iultin btwn i n. It wk th iinl b wll. ln th vtil itin X nly, n thn th ny bln in th i ut i blw: ρd P h + h ρ D i P w w P t X 2 h vlity f i flw in th i ut n b lult blw whn th wint i vnt n: 1 P-W withut it D fn: i ut P l nl i vnt X blkn uthn wll i Fi. 1: Shti i f P-W f wint htin. Z Y.5 β L ut in L in AS ut AS f + + A A 2 P-W with it D fn: ΔP.5 β ut in L+ ρ L A A f + + A A in S ut S 3 4 Δ P f P f 5 Whn ulin th P-W with in, th yt l, whih i f th tw-ininl P l nl l, n-ininl ht tnf l in i ut, uthn wll n, h bn ivn in u f [3, 5]. Hn, nly th iy qutin lit n iffn will b hiz in thi. 2.1 Ht nf n th P Gl Pnl Du t th iffnt btiviti f th lnt with n withut P ll n th P l nl, th ht tnf n th P l nl i ni t b tw ininl bl X n Z itin. Sin th ht ity f th fliy P ll i nlt, th ny bln n b btin blw: b P P ρ λ + λ + G G G G t X X Z Z δ 2.2 Ht nf in th Ai Dut It i u tht th i t in th i ut vi G 1 Hwv, th w n fn uv, i.. qutin 5, vi by th nuf yt n thn th i vlity in th i ut w fitt int lin qutin funtin f l itin in t u u t, hwn in Fi. 2. G * 6 FAN FAN Wh FAN i th ffiint f D fn, 3 /J, it i t whn D fn un ft. /.6.5 t.4 u i.3 in ity l v.2 i A.1 Ai vlity Lin fit f vlity Sl itin W/ 2 Y7.3239E-4*X Fi. 2: h i vlity in i ut v. l itin.

3 4 P EHNOLOGIES, SYSEMS AND APPLIAIONS Ht nf th Suthn Wll h uthn wll i th P-W t n th t t whih i th nl wll t. It i u tht th ht tnf th llt wll i n-ininl. h unty ht nutin qutin n buny nitin fllw: 1 f th P-W t: λ 2 w w w 2 t ρww w λ w y h + ξ h + w w 3 w w Gα τ 1 ε wll NP w λ h w y Dw wi wi 2 f th nl wll t: 7 ltivn inx, whih i fin th t iffn btwn in n fn, h l bn nt by u [5]. Hwv, ll th t bv l itin nnt. Hn, t b wll, th P-W yt thl ffiiny i fin blw [7]: η th Q + Q Q k 9 Q t P ut in w Qk L w λ w y D w t 11 Y Q G L w t 12 Wh Q i th ily in ht in nnt thuh th ht nvtin btwn i in i ut n in i, J; Q k i th ily in ht in nnt thuh th ht nutin th llt wll f P-W, J; Q i th ily l itin by th P-W, J; η th i th thl ffiiny f P-W yt. λ h + ξ h + Gα w λ h w y Dw nwi nwi w w y nw nw 1 nw nw nwll 2.4 Ht nf in th P-W R h ny bln qutin in th i btin iil t tht in th i ut: A j ρ L U + R h P j j b wi wi t w L P + 1 R h b nwi nwi w X P-W Syt hl Effiiny S f, th t ly t f vlutin b wll thl fn i in t. A nt f ltivn inx, whih i fin th t iffn btwn in n bint, h bn vn by Jh Khi t l. [6] n nth 3. RESULS AND DISUSSION B n th u wth t n M hwn in Fi. 3 n th til ti in Rf. [5], th iultin ult f P-W yt it with iffnt D fn hwn in Fi. 4. It n b n tht th i lly k f yt thl ffiiny. h z viw f th k i hwn in Fi. 5 n th tiu ily thl ffiiny i 14.% whn FAN i 8.1* -4 3 /J. h in t l hwn in Fi. 5, n it n b fun tht it tn i nly th, in th l itin i lwy th f yt it with iffnt D fn E J 8 ih 2 / 6 W n ti 4 i G l S ih Fi. 3: h bint nitin n M. 14, 6.

4 B P 16 Pin f ISES Sl Wl n 7: Sl Eny n Hun Sttlnt.. y n i.5 fi l. h hl Effiiny An thn th fllwin t will b : v t f lnt with P ll n th l nl nt by -PB, v i t in th i ut -A, v t f th uti f th llt wll -WO, v in t in th P-W -R FAN * 4 Fi. 4: h thl ffiiny f yt it with iffnt D fn. y n i fi l h R hl Effiiny FAN * 4 Fi. 5: Z viw f Fi. 4 n in t. Whn D fn un t ft, th ht l btwn P-W yt n bint th i intly n l b niz bint, in th i l n un-ibti wll btwn it n bint i uh bi, n ny will b iit. Hn, th i n tiu thl fn. Futh, u t th yt, uh ffixin P ll n P l nl n ltivly ll i vnt A /A S.27, th tiu ily thl ffiiny i till l thn % t In h t uv f -PB, -A, -WO hwn in Fi. 6-8, tivly. It n b fun tht ult f D fn lin, th hih th vlity in i ut, th lw th t f P l nl, in i ut, n th uti f th llt wll. h in t in 3 n th in t f th fn withut P-W nt by -NR hwn in Fi. 9. It i init tht th in t i hiht in 2 n th in t in 3 i vn l thn tht in 1. Futh, th ily v uin 7:-17: in t in th.8, 16.28,.63, th ily thl ffiini 13.%, 14.%, 12.25%, whil th ily v ltil ffiini.57%,.58%,.59%, tivly. It i illutt in th fiu tht n it D fn n iv bth th thl n ltil fn f P-W yt, but t ft D fn i vn ivntu t th thl fn, whil th ivnt f ltil fn i nt bviu PB-1 PB-2 PB-3 illuint th fft f iffnt D fn n th P-W yt, til in f th yt fn in th blw i futh i ut: 1 1: P-W yt withut it D fn lw vlity 2 2: P-W yt with it D fn tiu vlity, FAN 8.1* -4 3 /J 3 3: P-W yt with it D fn hih vlity, FAN 9.5* -4 3 /J -5 ih Fi. 6: h t f lnt with P ll n th l nl in ONLUSIONS P-b wll yt it with iffnt D fn

5 4 P EHNOLOGIES, SYSEMS AND APPLIAIONS 1621 t u i in A-1 A-2 A-3 ih Fi. 7: h t in th i ut in 3. w WO-1 WO-2 WO-3 thn, whil th ltil ffiiny lwy in, but nt itintly. 2 h tiu ily thl ffiiny i 14.% whn FAN i 8.1* -4 3 /J, whil th ily in t n ltil ffiiny in th tiu 16.28,.58%, tivly. 3 A ult f D fn lin, th hih th vlity in i ut, th lw th t f P l nl, in i ut, n th uti f th llt wll. h thtil y in thi n hl quikly itin th fn f P-W yt it with D fn, whih i bnfiil f th P-W in. Nvthl, yt vll ffiiny whn niin th ny nutin f D fn hul b futh i. 5. AKNOWLEDGMENS ih Fi. 8: h t f uti uf f llt wll in 3. h y w n by 1 Ntinl Sin Funtin f hin NSF, Pjt Nub: Rh nt f Phtvlti Syt Eninin, Minity f Eutin, hin. In R-1 NR R-2 R-3 ih Fi. 9: h in t in 3. thtilly invtit in thi. B n th iv l f P-W yt, thtil iultin hv bn nut f P-W yt it with iffnt D fn n th fllwin ult n b btin: 1 Whn D fn un ft, th v in t n thl ffiiny in fit n 6. REFERENES 1 Binkwth B. J., B. M. Mhll R. H., Yn Hnxin, hl ultin f htvlti lin, Sl Eny, 1997, l.61, N.3, H.X.Yn, R.H.Mhll n B.J.Binkwth, lit iultin f thl ultin f htvlti wll, P. f th 25th htvlti ilit nfn, USA, 1996, Ji Ji, Yi Hu, H Wi, Pi Gn, Lu Jinin n Jin Bin, Mlin f nvl b wll with P ll, Builin n Envinnt, 7, l.42, N.3, K. Nn,. Mhi, K. Shiku, K. Muhit n S. k, Dvlnt f thl-htvlti hybi xti wllb intin P ll in n thi wint fn, Sl Eny Mtil n Sl ll, 3, l. 77, N. 3,

6 1622 Pin f ISES Sl Wl n 7: Sl Eny n Hun Sttlnt Ji Ji, Yi Hu, Pi Gn, Jin Bin n H Wi, Sy f P-b wll it with D-fn, Builin n Envinnt, 7, l. 42, N., Jh Khi, Bnlt Bni, Jnjit Hiunlbh, ntiltin it f l hiny n in t flutin n i hn in hl builin, Eny n Builin,, l.32, G Xinhi, Gn B, Lu Wi, Wn Yifn, Sl ny ninin-inil n litin, Bijin, Ai Junl P, 1988.

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