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Diffstat (limited to '1430/CH5/EX5.2/exa5_2.sce')
| -rw-r--r-- | 1430/CH5/EX5.2/exa5_2.sce | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/1430/CH5/EX5.2/exa5_2.sce b/1430/CH5/EX5.2/exa5_2.sce new file mode 100644 index 000000000..d380e3be2 --- /dev/null +++ b/1430/CH5/EX5.2/exa5_2.sce @@ -0,0 +1,30 @@ +// Example 5.2
+// Waveform Generation in a Hazard Blinker
+// From figure 5.7(a) and(b)
+// Lamp will remain OFF initially and draws no current as long as v < 80V
+t_1=poly(0,'t_1');
+v_1=(1*10^-3)/(50*10^-6)*(t_1);// Using Current-Voltage relation
+// When v_1 becomes 80 V The lamp then goes ON.
+p_1=-80+v_1;
+t_1=roots(p_1);
+t_2=poly(0,'t_2');
+// This dischrge continues till v_2=40
+v_2=80-80*(t_2-t_1);
+p_2=-40+80-80*(t_2-t_1);
+t_2=roots(p_2);
+//With the lamp OFF,the capacitor is again charged by current source but starting form 40V
+t_3=poly(0,'t_3');
+v_3=40+((1*10^-3)/(50*10^-6))*(t_3-t_2);
+p_3=-80+v_3;
+t_3=roots(p_3);
+t_11=0:0.10:t_1;
+v_11=horner(v_1,t_11);
+t_22=t_1:0.10:t_2;
+v_22=horner(v_2,t_22);
+t_33=t_2:0.10:t_3;
+v_33=horner(v_3,t_33);
+plot(t_11,v_11,'-g',t_22,v_22,'-g',t_33,v_33,'-g')
+xlabel('t');
+ylabel('v(t)')
+title('Waveform of Hazard blinker')
+disp("This Waveform will continues periodically thereafter")
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