initial commit / add all books

1 files changed, 21 insertions, 0 deletions

diff --git a/3041/CH8/EX8.7/Ex8_7.sce b/3041/CH8/EX8.7/Ex8_7.sce
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+//Variable declaration
+VL=12            //load voltage(V)
+I=2.             //current at 12 V
+V=240            //dc source(V)
+d=17/50.         //duty cycle
+d1=0.6           //duty cycle
+eta1=0.8         //efficiency
+
+//Calculations
+P=VL*I                        //average load power(W)
+Isav=(1*d)/2                  //average supply current(A)
+Pav=V*Isav                    //average supply power(W)
+eta=(P/Pav)*100               //regulator efficiency
+Isav1=(1*d1)/2                //average supply current(A)
+Il=(eta1*V*Isav1)/Vdc         //load current(A)
+Po=Il*Vdc                     //power output(W)
+
+//Results
+printf ("regulator efficiency is %.1f %%",eta)
+printf ("average supply current is %.1f A",Il)
+printf ("power output is %.1f W",Po)