資源簡介
單相光伏并網發電系統電壓前饋控制和有源頻率偏移(AFD)孤島檢測法的simulink仿真模型,初步實現了并網電流與電網電壓的同頻同相,AFD孤島檢測方法采用S函數給出,檢測功能基本實現。
代碼片段和文件信息
function?[sysx0strts]?=?afd(txuflag)
switch?flag
??case?0
????[sysx0strts]=mdlInitializeSizes;
??case?1
????sys=[];
??case?2
????sys=[];
??case?3
????sys=mdlOutputs(txu);
??case?4
????sys=[];
??case?9
????sys=[];
???otherwise
????error([‘Unhandled?flag?=?‘num2str(flag)]);
end
%=============================================================================
%?mdlInitializeSizes
function?[sysx0strts]=mdlInitializeSizes
global?f_i?f_vo?theta_i?theta_vo?isIslanding
f_i=50;
f_vo=50;
theta_i=0;
theta_vo=0;
isIslanding=0;
????
sizes?=?simsizes;
sizes.NumContStates??=?0;
sizes.NumDiscStates??=?0;
sizes.NumOutputs?????=?2;
sizes.NumInputs??????=?2;
sizes.DirFeedthrough?=?1;
sizes.NumSampleTimes?=?1;???%?at?least?one?sample?time?is?needed
sys?=?
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1874??2014-01-16?11:20??AFD1\afd1.m
?????文件??????63240??2014-01-16?11:20??AFD1\AFD1.mdl
?????目錄??????????0??2014-01-16?11:20??AFD1
-----------?---------??----------?-----??----
????????????????65114????????????????????3
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