Thiết kế bộ điều khiển sạc từ pin mặt trời có tích hợp cảnh báo nguồn cho các ứng dụng cấp nguồn độc lập

I H C QU C GIA TP H IH - NGUY THI T K B U KHI N S C T PIN M T TR I PC N NG D NG C P NGU CL P TB,M N LU TP H 06/2014 -HCM Tr Th h ph n H i ng ng ih cB Khoa, HQG Tp HCM, nh gi lu n v n th c s g m: (Ghi c aH i ng ch m b o v lu n v n th c s ) X c nh n c a Ch t ch H i chuy n ng ng sau lu n v n h gi v c s a ch a (n u c ) l GIA TP HCM TR KHOA l p N : Ng , MSHV: 12180103 , sinh: 22 06 1987 n : I , N i sinh: : 605250 v : II : i xu ng tr ng c quy m nv i c hi n th p, sai s ii Hi n th c b s c c quy s d iii iv tk xu t bi ng hi u su t cao Th c nghi m ki m ch tk tr i III : 21 IV 01 2013 : 20 06 V 2014 : Tp HCM, n T u n s c pin m t - Nguy Quang Nam 06 / 2014 T th n m t tr cl p m i p v i h th pin m t tr i s d ng b bi ng ng c quy ub t qu c hi n, b ng c c a h th ng, v th p i 5%) M xu u n s c i DC/DC chuy n m ch m ng m i, tr c ti p, i 250W) chi n kh thi t k , ki m tra, th c nghi B t nh t qu ki m nghi m th c t c hi n ng, thu c t i h i ngh ISEE2013 (The 2013 International Symposium on Electrical and Electronics Engineering) ch c t ih B bi c oa TP HCM i DC/DC chuy n m ch m m s d ng bi tk ph ng ki bi m nghi t n s 100kHz, hi u su t c a m ho ng t kho ng 90% t qu c ct t k b bi n m t tr n, n m ch c a b bi t h th i c hi n m t b bi ki m ch ng th c t K t qu ki T ct ng c quy ng cl t nh c ng d ng p th c AM T 06 Ng 2014 LU Trang i M CL C M C L C i DANH M NH iv DANH M C B NG vi VI T T T TRONG LU vii U 1.1 Gi i thi u .1 1.1 M 1.2 T m quan tr ng c 1.3 1.4 .2 h Gi i h n c u 1.5 u .3 T NG QUAN V 2.1 2.1.1 2.1.2 2.2 th n m t tr c l p .5 a c quy 10 2.2.1 11 2.2.2 .11 2.2.3 11 2.2.4 12 2.3 12 2.3.1 13 2.3.2 14 2.3.3 17 2.4 18 NG SOC XU HI N TH C .19 3.1 19 3.2 20 3.2.1 HVTH: NGUY 20 GVHD: TS NGUY N QUANG NAM LU Trang ii 3.2.2 c quy .20 3.2.3 21 3.3 22 3.3.1 -SOC 22 3.3.2 .23 3.4 24 3.4.1 24 3.4.2 25 3.4.3 26 28 BI N 4.1 I CHUY N M CH M NG .29 .29 4.1.1 29 4.1.2 .30 4.1.3 31 4.2 -QRC .31 4.2.1 31 4.2.2 -QRC: 32 4.2.3 -QRC: 39 4.2.4 4.3 - -QRC: 41 -QRC .43 4.3.1 43 4.3.2 -QRC: 43 4.3.3 -QRC: 50 4.3.4 -QRC: .52 4.4 55 4.4.1 -QRC 55 4.4.2 -QRC 56 4.4.3 -QRC .56 4.5 58 -QRC 60 5.1 HVTH: NGUY -QRC 60 GVHD: TS NGUY N QUANG NAM LU Trang iii 5.1.1 -QRC 60 5.1.2 61 5.1.3 61 5.1.4 t n s chuy n m ch 62 5.2 -QRC 62 5.2.1 -QRC 63 5.2.2 -QRC .66 5.2.3 -QRC 70 5.2.4 73 5.3 73 5.3.1 73 5.3.2 75 5.3.3 80 5.4 80 T LU 6.1 81 81 6.1.1 81 6.1.2 81 6.2 82 6.3 82 6.4 82 83 84 HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang iv DANH M M NH nc a in .6 u ch nh .7 d ng t d ng t kh i b bi i DC/DC chuy n m ch m m 14 ng chuy n m t 15 ng hai lo i chuy n m ch 15 kh i b ng SOC 19 xu t .20 x c a c quy 20 c c quy .21 th s c a c quy 22 th 24 li u 25 ng s c/x t i C/10 25 c n OCV-SOC th c nghi m 26 c nghi ng SOC 27 ng c i ti .27 nm ng 29 30 ng ng ZVS .31 px ng theo ZCS 32 m ch bi ih .32 ng c a Buck ZCS-QRC 33 a m ch Buck ZCS .34 i quan h gi : 38 m ch bi 39 i quan h gi : 40 m ch bi ih -QRC .41 i quan h gi : 42 px ng theo ZVS 43 m ch bi ih -QRC 44 ng c a Buck ZVS-QRC 44 a m ch Buck ZVS .45 i quan h gi : 49 m ch bi -QRC (a) M (b) n 50 i quan h gi 52 HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang 73 D n th r th n 75% K t qu u pv c r t nh thi t k ph n c 5.2.4 T tk ng ho th y r ng sai bi t gi tk m ta s ti ng c a ba b bi th ch p nh t qu ch th c t i ZVSc Tuy ng ki m tra Ph n ti p theo ki m ch ng l t qu c 5.3 5.3.1 ki tk xu t ch SEPIC ZVS- tk tk (a) HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang 74 (b) 5.8 M ch SEPIC ZVS-QRC th c nghi m (a) m ch th c nghi B ngu c th hi t tr cs c m ch th c nghi c u ra, m t c p ngu u n TivaC c u hi n th tr c a m ch su d HVTH: NGUY u n ng n th t GVHD: TS NGUY N QUANG NAM LU Trang 75 5.9 Th c nghi m ki m tra m ch SEPIC ZVS-QRC 5.3.2 Sau ti ch SEPIC ZVS-QRC th c t thu c nhi u k t qu kh quan, th hi ng t n s 100kHz v u r ng xung 60% n qua Cr cu r T d 0, nh n th y r ng d i k t qu nghi ng, c th c nghi t t n hao m ch ho ng r t nh Th c nghi m cho th y m ,d t m nt m th c t t i th m ,n t t n hao (t t k m ch nh gi u t Cr 100 ng tk nh x10) ng nt ng n ng HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang 76 5.10 T ch SEPIC ZVS-QRC th c nghi m (a) Th c nghi D HVTH: NGUY Cr ng n qua cu r c th hi n GVHD: TS NGUY N QUANG NAM LU Trang 77 5.11 D Cr T d Lr th c nghi m (a) Th c nghi n th y r ng d i k t qu y c ng D u ng th c nghi n qua cu r s c c nghi m Hi u su t: Hi u su t c 5.12 T HVTH: NGUY c nghi c c th hi c ta th y r ng hi u su t c n 90% GVHD: TS NGUY N QUANG NAM LU Trang 78 100.00% 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 65.00% 60.00% 55.00% 50.00% 55 60 65 70 100.00% 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 65.00% 60.00% 55.00% 50.00% 15 HVTH: NGUY 15.5 16 16.5 17 17.5 18 18.5 19 19.5 20 GVHD: TS NGUY N QUANG NAM LU Trang 79 100.00% 95.00% 90.00% 85.00% 80.00% 75.00% 70.00% 65.00% 60.00% 55.00% 50.00% 5.28 6.32 6.72 7.60 8.40 8.92 8.25 9.88 100.00% 90.00% 80.00% 70.00% 60.00% 50.00% 70 80 5.12 Th c nghi 90 100 u su (a) i D, fsw=100kHz, RL =const, D=60% (b) i Vin , fsw=100kHz, RL =const (c) Khi RL (d) HVTH: NGUY 110 i, fsw =100kHz, D=60% i, RL=const, D=60% GVHD: TS NGUY N QUANG NAM LU Trang 80 5.3.3 T k t qu c cho th ng t ph th c nghi c T n hao chuy n m c lo i b g u su t c a b bi i n t i chuy n m ch c ki V th tn nt t nb t t n s d ch chuy n tm R u r u r ng xung gi i h n m t kho ng nh ng c a m ch c ho t i mc ch t c Ph i k t h u t theo t n s chuy n m ch vi ho ng i u n s c b i v ng c a h th t n m t tr i 5.4 tk QRC v ng ch ki m ch ng b ng th c nghi nc quy t th HVTH: NGUY i ZVS- t chuy n m ch gi , ng th i ti K t qu tk ,t hi u su bi c ch n t i nh ng v ng d c n gi i u n s c pin m t tr i GVHD: TS NGUY N QUANG NAM LU Trang 81 T LU 6.1 6.1.1 6.1.1.1 xu t m thu ng c quy m i v i ng m i, tr c ti c c a h th ng Th c nghi m ki m ch sai s nh (5 xu t v i p 6.1.1.2 i nhi u chu k n p x s c a c quy Thu ng ph thu n tr n i n tr n n vi c x ng c a nhi ng 6.1.2 6.1.2.1 v bi i chuy n m ch m m xu t k b bi ng ki Hi n th c b xu t, k t qu t k ZVS- i ZVS-QRC xu t u n s c c ch ng t k ZVSnc ap tk 6.1.2.2 B bi i QRC ch gi m t t, v n m ch B bi cc ng c m i c a h th ng pin m t tr i ng d b HVTH: NGUY c u n s c GVHD: TS NGUY N QUANG NAM LU Trang 82 6.2 mv ng m cc th cl xu t m h th n m t tr c cl i nh u, ph tk b ng chuy n m Tuy v u n s bi n v i t n hao chuy n m ch gi m nt c n kh c ph c u n s d u su t s ng cao 6.3 ng m ho u t nhi t ng c a c quy ng thu tc i c a h th ng pin m t tr n ng d ng r ng xung c u bi tk th i QRC u ct ng t nh ng khuy u n t n s ng chuy n m lo i b mc 6.4 V i nh ng k t qu c th i gi ng quan v cl th nm uv th cl n m t tr i nhi u u qu s d ng n ng cu c s ng HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU lead- HVTH: NGUY Trang 83 ISEE 2013, pp.111-115, Nov 2013 GVHD: TS NGUY N QUANG NAM LU Trang 84 [1] Septimiu - series: Electronics and Energetics, 2007 , pp 187-202 Transactions On Power Systems, vol 15, no 4, Nov 2000 -Acid 2002, pp 16-23 -Acid battery modeling process for Proceedings of India International Conference on Power Electronics, 2006 tudy on State of Charge Estimation of Batteries for Science and Technology, South Korea, 2013, pp 10-14 [7] Battery University How to measure state of charge http://batteryuniversity.com/learn/article/how_to_measure_state_of_charge -ofCharge Estimation of LithiumConference of the IEEE Industrial Electronics Society, Canada, 2012, pp 40124017 -Acid Battery Modelling for International Symposium on Power Electronics, Electrical Drives, Automation and Motion, Italy, 2008, pp 1170-1174 HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang 85 -Acid Batteries Based on 2010, pp 1968 1972 f adaptive systems for lithium batteries state-of- charge and state-ofElectrification Conference and Expo, pp.1 6, USA, June 2012 vehicle battery 1576 -of-charge estimation and stateof-health prediction of a Li-ion degraded battery based on an EKF combined with a per-unit E Transactions on Vehicular Technology, vol 60, no 9, pp 4249 4260, 2011 -Resonant Boost Converter with MSystems, Nov 2007, pp 823 828 Research Publications, vol 2, Jul 2012 [16] Yu- -Current-Switching Pulse- WidthSystems Technical Conference, 2007 n Global Scenario in Environment and Energy, Jun.2013, vol.5, no.2, pp 947-955 [18] Hyun- -Switching SEPIC Converter With Ripple-Free Input 2879 2887 HVTH: NGUY GVHD: TS NGUY N QUANG NAM LU Trang 86 [19] no 1, Jan 2012, pp 189-200 [20] J Abu- -switching DC-192, 2000 [21] Muhammad H Rashid, Power Electronics Handbook Academic Press, 2001 [22] R W Erickson and D Makshimovic, Fundamentals of Power Electronics, 2000 [23] M K Kazimierczuk and D Czarkowski, Resonant Power Converter, WileyIEEE Press, March 2011 HVTH: NGUY GVHD: TS NGUY N QUANG NAM NGANG : Ng , , sinh: 22 06 1987 N i sinh: : 0903.660.368 nnduong226@gmail.com Q 2005 2005, 2010, theo Tr Khoa Tp.HCM 2012 Q 2011 , c ng t c t i t ... nh c ng m t tr n cho t i s d h th t nh c n s d ng h th n m t tr d tr c a h th cl p ng M c cho t i, t o s t pin m t tr i v i t i h th ng V im p cho c quy ta ti n c quy, ch p cho h th kh 2.1.2... d tr c a h th cl cho vi c a h th gi m ng c quy u n s c t pin m t tr ng d ng c p ngu n c c a h th ng n m t tr p, hi u su t cao v ng tr th nx th ngu n, b ng m t tr cl thi th ng pin m t tr i k t... cung c t c cho h th m t tr ng ng n m nh ng khu v n ho c n u ti ch n l a t t nh n khai nh tk b u n s c GVHD: TS NGUY N QUANG NAM LU Trang c quy t h pin m t tr d u ng m t tr i, gi m thi pin m t tr