%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%
%?%?%?%?%?%?%?%?%?SOLAR?PV?MICROINVERTER?MODEL?-?230V?%?%?%?%?%?%?%?%?%?%?%
%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%?%
clc;
clear?all;
close?all

s?=?tf（‘s‘）;


%%????PASSIVE?COMPONENTS?

?
N?=?7;??????????????????????????????????????????????????????????????????????%?Turns?Ratio?of?flyback?converter

Ron?=?12e-3;
Rp?=?28e-3;
Rs?=?1;
Rf?=?40e-3*2?+?0.2*2?+?60e-3*2;?????????????????????????????????????????????%?Filter?resistance?mosfet?resistances?and?common?mode?choke?resistance

Lm?=?55e-6;
Lf?=?300e-6;

Co?=?0.1e-6*2+0.015e-6?*?3;

Ibase?=?1/0.7733;???????????????????????????????????????????????????????????%?Sensor?Gain?for?perunitization

Vdiode?=?2;?????????????????????????????????????????????????????????????????%?Diode?forward?drop

Ts?=?17.6e-6;???????????????????????????????????????????????????????????????%?Sampling?Frequency

%%???STEADY?STATE?VOLTAGE?AND?CURRENT?LEVELS

Vpv?=?36?;??????????????????????????????????????????????????????????????????%?Nominal?PV?array?voltage
P???=?215;??????????????????????????????????????????????????????????????????%?Nominal?Power?output
Vorms?=?230;
Vopeak?=?Vorms*sqrt（2）;
Iacrms?=?215/Vorms?;????????????????????????????????????????????????????????%?Nominal?Current?output
Rload?=?Vorms?/?Iacrms;?????????????????????????????????????????????????????%?Equivalent?load?resistance
Rf?=?Rf?+?Rload;????????????????????????????????????????????????????????????%?Rf?and?Rload?are?in?series



%%??SMALL?SIGNAL?STATE?SPACE?MODEL


D?=??Vorms/（Vorms+N*Vpv）;????????????????????????????????????????????????????%?approximation?only.
Ddash?=?1-D;

p?=?N/Ddash;

Im?=?Iacrms*N/Ddash/2;???????????????????????????????????????????????????????%?from?steady?state?equation?for?a?single?flyback?converter

K?=?Vpv?-?Im*（Ron+Rp）+Rs*Im/N?+?Vorms/N?+?Vdiode;
R?=?（Ron+Rp）*D?+?Rs*Ddash/N;



A?=?[-R/Lm??????????????0???????-Ddash/（N*Lm）?;...??????????????????????????%?State?Matrix
????0??????????????????-Rf/Lf???????1/Lf??????;...
????Ddash/（Co*N）?????????-1/Co?????????0???????];

B1=?[K/Lm??????????????;??0??;??????-Im/（N*Co）];????????????????????????????%?Control?Matrix?
B2=?[?D/Lm?????????????;??0??;?????????0?????];?????????????????????????????%?Input?voltage?disturbance?matrix
B3=?[?0????????????????;-1/Lf;?????????0?????];?????????????????????????????%?Grid?voltage?disturbance?matrix

C?=?[0?1?0];????????????????????????????????????????????????????????????????%?Output?matrix?for?iac?vs?d?plant
????
Cipvd?=?[D?0?0];????????????????????????????????????????????????????????????%?Output?matrix?for?ipv?vs?d?plant

D1?=0?;?????????????????????????????????????????????????????????????????????%?Transmission?matrix?for?iac?vs?d?plant

D2?=?Im;????????????????????????????????????????????????????????????????????%?Transmission?matrix?for?ipv?vs?d?plant


%%?SYSTEM?PLA

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

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............此處省略64個文件信息