光伏储能协调控制的信息物理融合建模研究-曾倬颖
» 37 » 6 ù È © / Vo l . 3 7 N o . 6 2013 M 6 Power System Technology Jun. 2013 ÓcI| 1000-3673 201306-1506-08 Ïms Ë| TM 721 ÓDS½ A Ð S} 470·4051 ;% ?xØ eÅ¥þ Ø µy ùî ;Ò ê È ï. {Ðÿ qMÐ eÅâ×Ä L i ( ZYvÐ È ýñ“ ) Z g u 200240 Study on Cyber-Physical System Modeling on Coordinated Control of Photovoltaic Generation and Battery Energy Storage System ZENG Zhuoying, LIU Dong (Key Laboratory of Control of Power Transmission and Conversion (Department of Electrical Engineering, Shanghai Jiao Tong University), Ministry of Education, Minhang District, Shanghai 200240, China) ABSTRACT: Cyber-physical System (CPS) closely integrates physical, communication and cyber systems, and the integration of CPS with power system is regarded as the technical basis of developing smart power network. Starting from ensuring the one to one correspondence between physical model and information model, the approach of establishing single cyber-physical (CP) model and the integration method of multi CP models are discussed. Based on the scenes of photovoltaic (PV) generation and battery energy storage (BES) system, their CP models are established respectively, and on this basis the method to integrate the two CP models into a coordinated CP control model for PV and BES system is put into practice. Using a simulation tool, in which the dynamic link library (DLL) is utilized as the bridge between the simulation of cyber and physical platforms, the established CP model for PV generation and the coordinated CP control model for PV generation and BES system are simulated. Simulation results show that the CP model is effective in optimization control and the method is feasible for CPS modeling. KEY WORDS: cyber-physical system; simulation; CP modeling; cyber-physical energy system K1 þ Ø µ“d (cyber-physical system CPS)Å á µ þ Ø aY© ÐÈ ï“d¥²$ ª¹ ^ ?ZÆ ?È©¥/ $ bÓcV þ Ø a ¥B B?) y ëñ a“îñþ Ø µ (cyber-physical CP) ¥ZE b; a% ?Èý¥Æß sYy ë CP iN$ ùî ;%xØ eÅ¥“î CP bYVî ÿ ý¤ o B¤þ Ø a ¥_ý îy ë¥; CP [#;% ?xØ e Å CP É __²T£ þ Ø µy Á[ “ SEÚ/ ùî?Z9à (863 9à ) [ “ (2012AA050803) b The National High Technology Research and Development of China 863 Program(2012AA050803). ZE¥µr[# CP ªÄ eŨ ¥µr b 1oM þ Ø µ“d _ þ Ø µy È ïþ Ø µ“d 0 ý þ Ø µ“d (cyber-physical systemCPS) ·¥ ^þ Ø“d sY© a9 Ø© S e¥] H 3 Å á µ axØ eÅ¥“d [1] b ñ P Äñþ Ø L8û !.Ëÿ ?YVY© ø îË©“¥ LC© º õ a @î ZÉ7 LCÚ1îÄ b ÓD [2-4]º CPS¥À Q a+Ä[# ?Z î ë “¥G^ bÓD [5-6]) CPSy ¥ ZE bÓD [7-8]?ZÈ ïþ Ø µ“d (cyber-physical energy system CPES)¥ùîÉ Z¬ bô CPS a¿v? s T9 صù¿ 4Ú“d×ç a 2¥+Ä [9] È ï CPS$ ª ¹ ^?ZÆ ?È©¥/ $ b È ï“d¥ ¹ (common information model CIM) [10] b V “d+ [11] î í ¥Vñ ^òñ H Y YV ÿMÄQ“³Q½ bÈ ï“d ¥þ Ø í =î+ H× Q = ¥þ ØVñ bV7Ù5Cµ¥ þ Ø 2 ñºM索 ë “dÉ V b  h“ï P÷µm¥ Æ µþ ØVñ¥Ø e ^ LC dBªÄ e Å¥1o b[±©Ï;% ?¥xØ eŹ è ; ï®;v aÑ %ç bÓD [11-12]4¥ e ÅZE V P;% ?¥ ó {×çç !S » 37 » 6 ù È © / 1507 ¶N“dGø ^Bñà I n HWüþ ¸ § a ? ç©¥ 7Ìüþ eÅ“d b à ȩ?Z¥ t ] [13] 1 p µ“d =¥þ Ø y ëþ Ø µ (cyber-physical CP) [Ù p8¥Kª eÅ b ÓV LCþ Ø a BB?) y ëñ a“ îñ CP ¥ZE [14] b; a% ?Èý¥Æ ß sYy ë CP iN$ ùî ;%xØ eÅ¥ CP bYVî ÿ ý¤ o B¤ þ Ø a_ý qy_ Ü û îy ë¥; CP [#;%xØ eÅ CP É _ ²T£ CP ªÄ eÅ ¥µr b 1 CPS“dy 1.1 ñþ Ø µ v¥y ë uY¿.d¨} ZñF±sZñ¥Z T í òñ v CPS¥y ³1÷¹ I nY© Fîs îÁ 3¥Y b CPS¥98 O ²®þ Ø a aY 3 ª²Fînm 1 b CPS “d®¸ CP v[#Y© î bm 2 ó Bñ±© CPS²¥ U è [15] b ª þ ت þ Ø L8 .Ë Y© Áî m 1 CPSþ Ø a aY 3ª² Fig. 1 Three layers of cyber-physical system LC Y© MC ±© eÅ ÏCP v N CP v 2 LC LC MC DC/AC MC LC DC/ AC PV þ Ø© ®â§ Úâ§ È© ±© eÅÏ MC ?È “d þ Ø“d MC LC CP v 1 Cyberº õ Physicalþ غ õ CyberFq MC±© eÅ LC ¹ eÅ MC LC m 2 ±©¥ CP Fig. 2 The CP model of micro-grid ÓD [5]4 CPS “d¥ y ± ^ 1¿ÿ ?|“dsî+ç¥ CP vñ CP v =Éþ Ø“d a“ds b b#V Ïþ Ø a ¥ { Æ a { =î ÿ+ ¹.Ë ¹Áî b 2Xy ë¥òñ CP vÉ[y ë¥ CPS b sYy ëþ Ø (P) a (C) ¥$ ºMT¹vþ Z C L CV P ? Ï ÄBñ C Ïs ¥ Æ%Ä P P¤V C ? P Ï ÄBñ P Ïs¥M bQ ¯É1© LC C P¥BB ^îþ Ø a µ¥ 1oç b ô eų pBB¥ C P $ y ë¥ CP by¹yî¥ C Ð P XrîBB î[òFq¥ { Æ {[# = M û V[ ü P a C b e Åϳ1 樥 V ?i¿Fq = N H¹ £Ï V/` a¹·sFq P¤ î1ÿ¥ î¹·sªFq¥ { Æ { b “B CP ÏòñFq¥ { Æ {[# n { Æ a {û ! V® |i eÅ bFq =¥þ ØVñ9¤ a ¥ ; P¤ ² b ü 9¹ CP ¥ µ_4 ^L b 1.2 ñþ Ø µ v¥ Xy ë¥ñ CP vÉZEnm 3 b ñ CP vÏ C v a P vîC b òñ P v ( ^ !+çÿ ?¥ÿ ? v¿vÿ ? õ¤ V“î¹÷v¥ P vë¹ o P_ p b ñM1 ó¥ C vy û¿v CIM 4¥dBSí ^s¥¨Î ^È ï“d CP C P «Ä «Ä ÿ ? v ÿ ? v P P C C ÿ ? õ¤ õ¤ CP1 CP2 m 3 ñ CP ¥ZE Fig. 3 Integrating method of multiple CP models 1508 ;Ò©;% ?xØ eÅ¥þ Ø µy ùî Vo l . 3 7 N o . 6 ð¨û V[É¥ºº TyNÜ Äñ C v ATBñ «Ä ¹É õ ¤g V“î¹¥ C vë¹ o C_ p b| î 4¥ C aP ºMv1¥ZE¨¿ o C_ p a oP_ p VFy¥ o CP_“î p v b ñ o CP_“î p v¥_ “îKÔ V[ LCñ CPS ¥y ë b 2 ; a% ?Èý¥ CP 2.1 ;Èý CP ¿vñ CP y ëZEsYs; P Ð C ¥$ LC W¥BB 1“¤ ; CP b ;Èý¥©rÈ ^ nm 4 [16] T (1) b ID S ;v ê ç § ù©;?È“d 8 [J]È©/ 2011 35(8) 47-52 Liu DongranChen ShuyongMa Minet alA review on models for photovoltaic generation system[J] Power System Technology 2011 35(8) 47-52(in Chinese) [19] ZEñ ìv©±È© ? 5 Ø“dÏ¥ Z [J]È ï“d1îÄ 2012 36(6) 45-51 LIU Haixuan Wu Fubao Dong Daxing et al Extended common information model for microgrid energy management system[J] Automation of Electric Power Systems 2012 36(6) 45-51(in Chinese) [20] Salameh Z M Casacca Margaret A Lynch William A et al A mathematical model for lead-acid batteries[J] IEEE Transactions on Energy Conversion 1992 7(1) 93-98 [21] Chiasson J Estimating the state of charge of a battery[C]//American Control Conference Denver Colorado USA American Institute of Aeronautics and Astronautics Ò (1988) o « Vùî 3ö1ùîZ _¹È©¥þ Ø µ“d E-mail zengzy@sjtu.edu.cn ê (1968) 3YTp Vùîô p V 3 =â W@ª® ¦ö1ùîZ _¹Æ ?È© aÈ©¥þ Ø µ“d aØ1 ;Ò Ä a ¥È1îÄ E-mail liudong@ieee.org b 3 ©I Ù §