%?Author:-Prakash?Kandel?23rd?June2011.
%?Simple?MPP?“perturb?and?observe“?tracking?algorithm?
%?using?Buck?DC-DC?input?current?Iref?as?the?control?variable
%?Pold?Iref?and?Increment?are?initialized?in?InitializeMPPtrackIref.m
%
%?Input:?power?P?to?be?maximized
%?Output:?reference?current
function?y?=?MPPtracker（PV）

global?Pold;
global?Duty;
global?Increment;
global?Vold;
DutyH?=?.4?;?%?upper?limit?for?the?reference?current
DutyL?=?0.01;?%?lower?limit?for?the?reference?current
Delta?=?0.1;?%?reference?current?increment
Increment?=?1;
if?（P?>?Pold）
????if?（V?>?Vold）
????????Increment?=?Increment;?%?change?direction?if?P?decreased
????end
????
else
????if?（V?????????Increment?=?-Increment;
????end
end


%?increment?current?reference
Duty=Duty+Increm

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

?-rwxrwxrwx???1905676??2011-04-14?23:41??major?project?report.pdf

?-rwxrwxrwx?????51699??2011-04-26?00:43??inverter2.mdl

?-rwxrwxrwx??????1035??2011-06-25?11:42??MPPtracker.m

?-rwxrwxrwx???????593??2011-05-04?20:27??MPPtrackIref.m

?-rwxrwxrwx????168276??2011-05-08?17:38??IRRIDATIONVARIATION.mdl

?-rwxrwxrwx?????84245??2011-05-09?02:33??pvboost.mdl

?-rwxrwxrwx????110020??2011-05-08?07:18??PVfullinverter.mdl

?-rwxrwxrwx????128160??2011-05-09?06:59??solarpower.mdl

?-rwxrwxrwx????120235??2011-04-20?23:34??PV_Battery_Charging1.mdl

?-rw-r--r--???2041638??2011-06-17?19:09??mppt_thesis_Hannes_knopf.pdf

-----------?---------??----------?-----??----

??????????????4611577????????????????????10