initial commit / add all books

13 files changed, 217 insertions, 0 deletions

diff --git a/2534/CH5/EX5.1/Ex5_1.sce b/2534/CH5/EX5.1/Ex5_1.sce
new file mode 100755
index 000000000..ff977a7fa
--- /dev/null
+++ b/2534/CH5/EX5.1/Ex5_1.sce
@@ -0,0 +1,14 @@
+//Ex5_

+clc

+Vm = 24

+RL = 1.8*10^3

+Im = Vm/RL

+Irms = Im/2

+Idc = Im/(%pi)

+r = ((Irms/Idc)^2 - 1)^.5

+disp("Vm = "+string(Vm)+"V")//applied voltage to half wave rectifier

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("Im = Vm/RL = "+string(Im)+"A")//peak current

+disp("Irms = Im/2 = "+string(Irms)+"A")//rms current

+disp("Idc = Im/pi = "+string(Idc)+"A")//D.C. current

+disp("r ((Irms/Idc)^2 - 1)^.5 = "+string(r))//ripple factor

diff --git a/2534/CH5/EX5.11/Ex5_11.sce b/2534/CH5/EX5.11/Ex5_11.sce
new file mode 100755
index 000000000..1404afeac
--- /dev/null
+++ b/2534/CH5/EX5.11/Ex5_11.sce
@@ -0,0 +1,8 @@
+//Ex5_11

+clc

+Rf = 10

+RL = 150

+eta_r = 40.6/(1+Rf/RL)

+disp("Rf = "+string(Rf)+"ohm")//forward resistance

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("eta_r = 40.6/(1+Rf/RL) = "+string(eta_r)+"%")//rectification efficiency

diff --git a/2534/CH5/EX5.12/Ex5_12.sce b/2534/CH5/EX5.12/Ex5_12.sce
new file mode 100755
index 000000000..d29f4bac3
--- /dev/null
+++ b/2534/CH5/EX5.12/Ex5_12.sce
@@ -0,0 +1,8 @@
+//Ex5_12

+clc

+Rf = 12.5

+RL = 100

+eta_r = 80.1/(1+Rf/RL)

+disp("Rf = "+string(Rf)+"ohm")//forward resistance

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("eta_r = 80.1/(1+Rf/RL) = "+string(eta_r)+"%")//rectification efficiency

diff --git a/2534/CH5/EX5.13/Ex5_13.sce b/2534/CH5/EX5.13/Ex5_13.sce
new file mode 100755
index 000000000..50006dec8
--- /dev/null
+++ b/2534/CH5/EX5.13/Ex5_13.sce
@@ -0,0 +1,13 @@
+//Ex5_13

+clc

+Vdc = 32

+Vm = %pi*Vdc/2

+Vrms = Vm/(2^.5)

+PIV = Vm

+disp("Vdc = "+string(Vdc)+"V")//D.C. voltage

+disp("Vm = pi*Vdc/2 = "+string(Vm)+"V")//peak voltage

+disp("Vrms = Vm/(2^.5) = "+string(Vrms)+"V")//rms voltage

+disp("PIV = "+string(PIV)+"V")//peak inverse voltage

+

+

+// note : value calculated for Vrms in the textbook is wrong.

diff --git a/2534/CH5/EX5.14/Ex5_14.sce b/2534/CH5/EX5.14/Ex5_14.sce
new file mode 100755
index 000000000..8747bb279
--- /dev/null
+++ b/2534/CH5/EX5.14/Ex5_14.sce
@@ -0,0 +1,10 @@
+//Ex5_14

+clc

+C = 10*10^-3

+f = 50

+Idc = 200*10^-3

+Vr = Idc/(2*f*C)

+disp("C = "+string(C)+"F")//circuit capacitance

+disp("f = "+string(f)+"Hz")//operating frequency

+disp("Idc = "+string(Idc)+"A")//D.C. current

+disp("Vr = Idc/(2*f*C) = "+string(Vr)+"V")//ripple voltage

diff --git a/2534/CH5/EX5.15/Ex5_15.sce b/2534/CH5/EX5.15/Ex5_15.sce
new file mode 100755
index 000000000..a7a81b905
--- /dev/null
+++ b/2534/CH5/EX5.15/Ex5_15.sce
@@ -0,0 +1,18 @@
+//Ex5_15

+clc

+C = 600*10^-6

+T = 20*10^-3

+Vr = 1.2

+Vdc = 9

+Vac =Vr/(2*(3^.5))

+r = Vac/Vdc

+Idc = (Vr*C)/(T/2)

+RL = Vdc/Idc

+disp("C = "+string(C)+"F")//rectifier capacitance

+disp("T = "+string(T)+"s")//time

+disp("Vr = "+string(Vr)+"V")//ripple voltage

+disp("Vdc = "+string(Vdc)+"V")//D.C. voltage

+disp("Vac = "+string(Vac)+"V")//A.C. voltage

+disp("r = "+string(r))//ripple factor

+disp("Idc = "+string(Idc)+"A")//D.C. current

+disp("RL = "+string(RL)+"ohm")//load resistance

diff --git a/2534/CH5/EX5.16/Ex5_16.sce b/2534/CH5/EX5.16/Ex5_16.sce
new file mode 100755
index 000000000..6e2a10d80
--- /dev/null
+++ b/2534/CH5/EX5.16/Ex5_16.sce
@@ -0,0 +1,25 @@
+//Ex5_16

+clc

+L = 1// assuming inductance

+f = 50//operating frequency

+XL = 2*%pi*f*L//inductance

+RL = 100//assuming load resistance

+r = .01//ripple factor

+

+//let, capacitances C1 = C2 = C

+//that implies XC1 = XC2 = XC

+disp("XL = 2*%pi*f*L = "+string(XL)+"ohm")

+disp("r = "+string(r))

+XC = ((r*8*XL*RL)/(2^.5))^.5//capacitive resistance

+disp("XC = ((r*8*XL*RL)/(2^.5))^.5 = "+string(XC)+"ohm")

+disp("XC = 1/wC = 1/(2*pi*f*C) = "+string(XC))

+C = 1/(2*%pi*f*XC)//capacitance

+disp("C = 1/(2*pi*f*XC) = "+string(C)+"F")

+// thus, design parameters are : 

+disp("design parameters:")

+disp("C1 = C2 = "+string(C)+"F")

+disp("RL = "+string(RL)+"ohm")

+disp("L = "+string(L)+"H")

+

+

+// Note : the calculations done in the textbook for the given problem is wrong.

diff --git a/2534/CH5/EX5.17/Ex5_17.sce b/2534/CH5/EX5.17/Ex5_17.sce
new file mode 100755
index 000000000..5b4ee4dd6
--- /dev/null
+++ b/2534/CH5/EX5.17/Ex5_17.sce
@@ -0,0 +1,26 @@
+//Ex5_17

+clc

+f =50

+disp("vi = 16 sin(wt)")

+Vdc = 16

+RL = 100

+C1 = 2*10^-3

+C2 = 2*10^-3

+L = 1.0

+Idc = Vdc/RL

+XC1 = 1/(2*%pi*f*C1)

+XC2 = 1/(2*%pi*f*C2)

+XL = 2*%pi*f*L

+r = ((2^.5)*XC1*XC2)/(8*XL*RL)

+disp("L = "+string(L)+"H")//inductance

+disp("C1 = "+string(C1)+"F")//capacitance 1

+disp("C2 = "+string(C2)+"F")//capacitance 2

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("f = "+string(f)+"Hz")//operating frequency

+disp("Vdc = "+string(Vdc)+"V")//d.c. voltage

+disp("Idc = Vdc/RL = "+string(Idc)+"A")//d.c. current

+disp("XL = 2*%pi*f*L = "+string(XL)+"ohm")//inductive resistance

+disp("XC1 = 1/(2*%pi*f*C1) = "+string(XC1)+"ohm")//capacitive resistance due to capacitance 1

+disp("XC2 = 1/(2*%pi*f*C2) = "+string(XC2)+"ohm")//capacitive resistance due to capacitance 2

+disp("r = ((2^.5)*XC1*XC2)/(8*XL*RL) = "+string(r))//ripple factor

+

diff --git a/2534/CH5/EX5.2/Ex5_2.sce b/2534/CH5/EX5.2/Ex5_2.sce
new file mode 100755
index 000000000..cd84722bb
--- /dev/null
+++ b/2534/CH5/EX5.2/Ex5_2.sce
@@ -0,0 +1,19 @@
+//Ex5_2

+clc 

+Vm = 18

+

+//in half wave circuit

+Vdc = Vm/%pi

+PIV = Vm

+disp("Vm = "+string(Vm)+"V")//peak voltage to rectifier

+disp("Vdc = Vm/pi = "+string(Vdc)+"V")//D.C. voltage

+disp("PIV = Vm = "+string(PIV)+"V")//peak inverse voltage

+

+//in full wave circuit

+Vdc = (2*Vm/%pi)

+PIV = 2*Vm

+disp("Vdc = 2*Vm/pi = "+string(Vdc)+"V")//D.C. voltage

+disp("PIV = 2*Vm = "+string(PIV)+"V")//peak inverse voltage for center trapped

+

+//in full wave Bridge rectifier

+disp("PIV = Vm = "+string(Vm)+"V")//peak inverse voltage

diff --git a/2534/CH5/EX5.3/Ex5_3.sce b/2534/CH5/EX5.3/Ex5_3.sce
new file mode 100755
index 000000000..ee303ebfa
--- /dev/null
+++ b/2534/CH5/EX5.3/Ex5_3.sce
@@ -0,0 +1,13 @@
+//Ex5_3

+clc

+Vm = 12

+RL = 1.5*10^3

+Im = Vm/RL

+Irms = Im/(2^.5)

+Idc = (2*Im/%pi)

+r =(((Irms/Idc)^2)-1)^.5

+disp("Vm = "+string(Vm)+"V")//peak voltage to full rectifier

+disp("Im = Vm/RL = "+string(Im)+"A")//peak current

+disp("Irms = Im/(2^0.5) = "+string(Irms)+"A")//rms current

+disp("Idc = (2*Im/pi) = "+string(Idc)+"A")//D.C. current

+disp("r = (((Irms/Idc)^2)-1)^0.5 = "+string(r))//ripple factor

diff --git a/2534/CH5/EX5.4/Ex5_4.sce b/2534/CH5/EX5.4/Ex5_4.sce
new file mode 100755
index 000000000..ffe388f53
--- /dev/null
+++ b/2534/CH5/EX5.4/Ex5_4.sce
@@ -0,0 +1,14 @@
+//Ex5_4

+clc

+Idc = 10*10^-3

+Irms = 14*10^-3

+RL = 1*10^3

+Pdc = (Idc^2)*RL

+Pac = (Irms^2)*RL

+disp("Idc = "+string(Idc)+"A")//D.C. current

+disp("Irms = "+string(Irms)+"A")//rms current

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("Pdc = (Idc^2)*RL = "+string(Pdc)+"W")//D.C. power 

+disp("Pac = (Irms^2)*RL = "+string(Pac)+"W")//A.C. power

+disp("eta_r = Pdc/Pac = "+string(Pdc/Pac*100)+"%")//Rectification efficiency

+

diff --git a/2534/CH5/EX5.5/Ex5_5.sce b/2534/CH5/EX5.5/Ex5_5.sce
new file mode 100755
index 000000000..7e45a76af
--- /dev/null
+++ b/2534/CH5/EX5.5/Ex5_5.sce
@@ -0,0 +1,30 @@
+//Ex5_5

+clc

+disp("v = 12 sin(wt)")

+Vm = 12

+RL = 1*10^3

+Rf = 10

+Im = Vm/(RL+Rf)

+Idc =Im/%pi

+Vdc = Idc*RL

+Irms = Im/2

+Pi = (Irms^2)*(RL+Rf)

+VNL = Vm/%pi

+VL = Idc*RL

+Regulation = (VNL - VL)/VL

+disp("Vm = "+string(Vm)+"V")//amplitude of applied signal

+disp("RL = "+string(RL)+"ohm")//load resistance

+disp("Rf = "+string(Rf)+"ohm")//forward resistance

+disp("Im = Vm/(RL+Rf) = "+string(Im)+"A")//peak current

+disp("Idc = Im/pi = "+string(Idc)+"A")//D.C. current

+disp("Vdc = Idc*RL = "+string(Vdc)+"V")//D.C, voltage

+disp("Pi = (Irms^2)*(RL+Rf)")

+disp("Irms = Im/2 = "+string(Irms)+"A")//rms current

+disp("Pi = "+string(Pi)+"W")//input power

+disp("%Regulation = (VNL - VL)/VL")

+disp("VNL = Vm/pi = "+string(VNL)+"V")//non load voltage

+disp("VL = Idc*RL = "+string(VL)+"")//load voltage

+disp("%Regulation = "+string(Regulation*100)+"%")//percentage regulation

+

+

+//   NOTE : THE POWER CALCULATED IN THE TEXTBOOK IS WRONG.

diff --git a/2534/CH5/EX5.6/Ex5_6.sce b/2534/CH5/EX5.6/Ex5_6.sce
new file mode 100755
index 000000000..bc32feedf
--- /dev/null
+++ b/2534/CH5/EX5.6/Ex5_6.sce
@@ -0,0 +1,19 @@
+//Ex5_6

+clc

+Vdc = 15

+disp("Vdc = "+string(Vdc)+"V")//applied D.C. voltage

+//Half Wave Rectifier

+Vm = %pi*Vdc

+PIV = Vm

+disp("Vm = Vdc*pi = "+string(Vm)+"V")//D.C. voltage for half wave rectifier

+disp("PIV = Vm = "+string(PIV)+"V")//peak inverse voltage for half wave rectifier

+//Full Wave Rectifier

+Vm = %pi*Vdc/2

+PIV = 2*Vm

+disp("Vm = Vdc*pi/2 = "+string(Vm)+"V")//D.C. voltage for full wave rectifier

+disp("PIV = 2*Vm = "+string(PIV)+"V")//peak inverse voltage for full wave rectifier

+//Bridge Rectifier

+Vm = %pi*Vdc/2

+PIV = Vm

+disp("Vm = Vdc*pi/2 = "+string(Vm)+"V")//D.C. voltage for bridge rectifier

+disp("PIV = Vm = "+string(PIV)+"V")//peak inverse voltage for bridge rectifier