{"id":7594,"date":"2020-12-07T15:02:02","date_gmt":"2020-12-07T06:32:02","guid":{"rendered":"http:\/\/people.utm.my\/razman-ayop\/?p=7594"},"modified":"2020-12-07T15:02:03","modified_gmt":"2020-12-07T06:32:03","slug":"copyright-pv-model-with-partial-shading-capability","status":"publish","type":"post","link":"https:\/\/people.utm.my\/razman-ayop\/copyright-pv-model-with-partial-shading-capability\/","title":{"rendered":"Copyright &#8211; PV Model with Partial Shading Capability"},"content":{"rendered":"\n<p>function Ipv_sr = PVMps(Gvec,Tvec,Vpv_sr)<\/p>\n\n\n\n<p>% \u00a9 2020 Universiti Teknologi Malaysia &#8211; All Rights Reserved<\/p>\n\n\n\n<p>A=1.65;<\/p>\n\n\n\n<p>Isc=2.32;<\/p>\n\n\n\n<p>Ki=0.002;<\/p>\n\n\n\n<p>Kv=-0.16;<\/p>\n\n\n\n<p>Ns=72;<\/p>\n\n\n\n<p>Rs=1;<\/p>\n\n\n\n<p>Voc=44.4;<\/p>\n\n\n\n<p>Vpvcriadj=3;<\/p>\n\n\n\n<p>iadj=1.3;<\/p>\n\n\n\n<p>k=1.38e-23;<\/p>\n\n\n\n<p>q=1.602e-19;<\/p>\n\n\n\n<p>Vpvsum=0;<\/p>\n\n\n\n<p>Iph=zeros(1,length(Gvec));<\/p>\n\n\n\n<p>Vpvcri=zeros(1,length(Gvec));<\/p>\n\n\n\n<p>Vt=zeros(1,length(Gvec));<\/p>\n\n\n\n<p>Is=zeros(1,length(Gvec));<\/p>\n\n\n\n<p>%% Proposed Partial Shading Adjuster<\/p>\n\n\n\n<p>Iph(1)=Gvec(1)\/1000*(Isc+Ki*(Tvec(1)-25));<\/p>\n\n\n\n<p>for i=1:length(Gvec)<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; if i&lt;length(Gvec)<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Iph(i+1)=Gvec(i+1)\/1000*(Isc+Ki*(Tvec(i+1)-25));<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; end<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; Vt(i)=Ns*k*(Tvec(i)+273)\/q;<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; Is(i)=(Isc+Ki*(Tvec(i)-25))\/(exp((Voc+Kv*(Tvec(i)-25))\/(A*Vt(i)))-1);<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; if i&lt;length(Gvec)<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Vpvcri(i)=A*Vt(i)*log((Iph(i) &#8211; Iph(i+1))\/Is(i) + 1) &#8211; Iph(i+1)*Rs;<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; else<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; break;<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; end<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; Vpvsum=sum(Vpvcri)+(i-1)^iadj*Vpvcriadj;<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; if Vpv_sr&lt;Vpvsum<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Vpvsum=Vpvsum-Vpvcri(i);<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; break;<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; end<\/p>\n\n\n\n<p>end<\/p>\n\n\n\n<p>Vpvsub=Vpv_sr-Vpvsum;<\/p>\n\n\n\n<p>%% Standard PV Model<\/p>\n\n\n\n<p>Ipv_sr=0;<\/p>\n\n\n\n<p>for j=1:5<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; Ipv_sr=Iph(i)-Is(i)*(exp((Vpvsub+Rs*Ipv_sr)\/(Vt(i)*A))-1);<\/p>\n\n\n\n<p>end<\/p>\n","protected":false},"excerpt":{"rendered":"<p>function Ipv_sr = PVMps(Gvec,Tvec,Vpv_sr) % \u00a9 2020 Universiti Teknologi Malaysia &#8211; All Rights Reserved A=1.65; Isc=2.32; Ki=0.002; Kv=-0.16; Ns=72; Rs=1; Voc=44.4; Vpvcriadj=3; iadj=1.3; k=1.38e-23; q=1.602e-19; Vpvsum=0; Iph=zeros(1,length(Gvec)); Vpvcri=zeros(1,length(Gvec)); Vt=zeros(1,length(Gvec)); Is=zeros(1,length(Gvec)); %% Proposed Partial Shading Adjuster Iph(1)=Gvec(1)\/1000*(Isc+Ki*(Tvec(1)-25)); for i=1:length(Gvec) &nbsp;&nbsp;&nbsp; if i&lt;length(Gvec) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Iph(i+1)=Gvec(i+1)\/1000*(Isc+Ki*(Tvec(i+1)-25)); &nbsp;&nbsp;&nbsp; end &nbsp;&nbsp;&nbsp; Vt(i)=Ns*k*(Tvec(i)+273)\/q; &nbsp;&nbsp;&nbsp; Is(i)=(Isc+Ki*(Tvec(i)-25))\/(exp((Voc+Kv*(Tvec(i)-25))\/(A*Vt(i)))-1); &nbsp;&nbsp;&nbsp; if i&lt;length(Gvec) &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Vpvcri(i)=A*Vt(i)*log((Iph(i) &#8211; [&hellip;]<\/p>\n","protected":false},"author":24954,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[68],"tags":[],"class_list":["post-7594","post","type-post","status-publish","format-standard","hentry","category-research-activities"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/posts\/7594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/users\/24954"}],"replies":[{"embeddable":true,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/comments?post=7594"}],"version-history":[{"count":1,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/posts\/7594\/revisions"}],"predecessor-version":[{"id":7595,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/posts\/7594\/revisions\/7595"}],"wp:attachment":[{"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/media?parent=7594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/categories?post=7594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/people.utm.my\/razman-ayop\/wp-json\/wp\/v2\/tags?post=7594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}