变压器匝数比等于电压比:n1:n2:n3=U1:U2:U3,1000:50:100=U1:6V:12V,可知U1=12V;
L1电流:I2=2W/6V=1/3 A;折合到初级电流:I1/I2=n2/n1,I1=I2*50/1000=1/60 A;
L2电流:I3=4W/12V=1/3 A;折合到初级电流:I1/I3=n3/n1,I1=I3*100/1000=1/30 A;
两个初级电流叠加后:1/60+1/30=1/20 A.
你算得没错啊.
变压器匝数比等于电压比:n1:n2:n3=U1:U2:U3,1000:50:100=U1:6V:12V,可知U1=12V;
L1电流:I2=2W/6V=1/3 A;折合到初级电流:I1/I2=n2/n1,I1=I2*50/1000=1/60 A;
L2电流:I3=4W/12V=1/3 A;折合到初级电流:I1/I3=n3/n1,I1=I3*100/1000=1/30 A;
两个初级电流叠加后:1/60+1/30=1/20 A.
你算得没错啊.