Isc=4.2;Im=4.0;Vm=36;Voc=44; C2=(Vm/Voc-1)/log(1-Im/Isc); C1=(1-Im/Isc)*exp(0-Vm/(C2*Voc)); V=1:0.1:50; P=Isc*(1-C1*(exp(V./(C2*Voc))-1)).*V; plot(V,P);按上面语句试试
