initial commit / add all books

7 files changed, 92 insertions, 0 deletions

diff --git a/896/CH3/EX3.11/11.sce b/896/CH3/EX3.11/11.sce
new file mode 100755
index 000000000..8dd9a6b30
--- /dev/null
+++ b/896/CH3/EX3.11/11.sce
@@ -0,0 +1,7 @@
+clc

+//Example 3.11

+//calculate flow rate of ventilation air supply

+q=5/8;//kg/hr mass evaporation rate of benzene

+c=1.3*10^(-6);//kg/m^3 concentration of benzene

+Q=q/c/3600//m^3/s

+printf("The flow rate of ventilation air supply is %f m^3/s",Q);
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diff --git a/896/CH3/EX3.4/4.sce b/896/CH3/EX3.4/4.sce
new file mode 100755
index 000000000..777a0c05e
--- /dev/null
+++ b/896/CH3/EX3.4/4.sce
@@ -0,0 +1,14 @@
+clc

+//Calculate vol. flow rate, mass flow  rate and average vel of gasoline through pipe

+V=15;//gal volume of gasoline

+t=2;//min

+rho_water=62.3;//lbm/ft^3

+sg=0.72;//specific gravity

+q=(15/2)*(0.1336/60)//ft^3/s vol. flow rate

+printf("volumetric flow rate is %f ft^3/s\n",q);

+m=q*sg*rho_water//lbm/s

+printf("Mass flow rate is %f lbm/s\n",m);

+d=1;//in diameter of pipe

+a=((%pi)*d^2/4)/144;//ft^2 area of pipe

+v_avg=q/a//ft/s

+printf("The average velocity is %f ft/s",v_avg);
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diff --git a/896/CH3/EX3.5/5.sce b/896/CH3/EX3.5/5.sce
new file mode 100755
index 000000000..c12c2b432
--- /dev/null
+++ b/896/CH3/EX3.5/5.sce
@@ -0,0 +1,14 @@
+clc

+//Example 3.5

+//calculate velocity and mass flow rate of natural in a pipe

+d1=2;//ft diameter of pipe at position 1

+a1=(%pi)/4*d1^2;//ft^2

+v1=50;//ft/s vel of gas at position 1

+rho1=2.58;//lbm/ft^3 density of gas at position 1

+d2=3;//ft diameter of pipe at position 2

+a2=(%pi)/4*d2^2;

+rho2=1.54;//lbm/ft^3 density at position 2

+v2=(rho1/rho2)*(a1/a2)*v1//ft/s

+printf("Velocity is %f ft/s\n",v2);

+m=rho1*v1*a1//lbm/s mass flow rate

+printf("The mass flow rate is %f lbm/s",m);
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diff --git a/896/CH3/EX3.6/6.sce b/896/CH3/EX3.6/6.sce
new file mode 100755
index 000000000..d46385830
--- /dev/null
+++ b/896/CH3/EX3.6/6.sce
@@ -0,0 +1,15 @@
+clc

+//Example 3.6

+//calculate the mass flow rate, volumetric flow rate and velocity of waterin a pipe

+d1=0.25;//m diameter of pipe at position 1

+v1=2;//m/s velocity

+rho=998.2;//kg/m^3  density of water

+a1=(%pi)/4*d1^2;//m^2

+d2=0.125//m diameter of pipe at position 2

+a2=(%pi)/4*d2^2;//m^2

+m=rho*a1*v1//kg/s mass flow rate

+printf("Mass flow rate is %f kg/s\n",m);

+q=m/rho//m^3/s volumetric flow rate

+printf("The volumetric flow rate is %f m^3/s\n",q);

+v2=(a1/a2)*v1//m/s velocity

+printf("Velocity of water is %f m/s",v2);
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diff --git a/896/CH3/EX3.7/7.sce b/896/CH3/EX3.7/7.sce
new file mode 100755
index 000000000..5b16165ff
--- /dev/null
+++ b/896/CH3/EX3.7/7.sce
@@ -0,0 +1,9 @@
+clc

+//Example 3.7

+//calulate the time required

+p_initial=1;//atm pressure initially

+p_final=0.0001;//atm pressure finally

+V=10;//ft^3 volume of system

+q=1;//ft^3/min vol. flow rate

+t=(V/q)*log(p_initial/p_final)//min

+printf("The time required is %f min",t);
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diff --git a/896/CH3/EX3.8/8.sce b/896/CH3/EX3.8/8.sce
new file mode 100755
index 000000000..78e3b5edf
--- /dev/null
+++ b/896/CH3/EX3.8/8.sce
@@ -0,0 +1,10 @@
+clc

+//Example 3.8

+//calculate the final or steady state pressure in tank

+m_in=0.0001;//lbm/min

+q_out=1;//ft^3/min

+rho_sys=m_in/q_out//lbm/ft^3

+rho_air=0.075;//lbm/ft^3

+p_initial=1;//atm

+p_steady=p_initial*(rho_sys/rho_air)//atm

+printf("The steady state pressure is %f atm",p_steady);
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diff --git a/896/CH3/EX3.9/9.sce b/896/CH3/EX3.9/9.sce
new file mode 100755
index 000000000..b5a20bd38
--- /dev/null
+++ b/896/CH3/EX3.9/9.sce
@@ -0,0 +1,23 @@
+clc

+//Example 3.9

+//calculate how fast the level of water is rising or falling in a cylindrical tank

+d=3;//m diameter of tank

+a=(%pi)*d^2/4;//m^2

+d_in=0.1;//m inner diameter of inflow pipe

+d_out=0.2;//m

+v_in=2;//m/s

+v_out=1;//m/s

+q_in=((%pi)*d_in^2/4)*v_in;//m^3/s

+q_out=((%pi)*d_out^2/4)*v_out;//m^3/s

+//let D represent d/dt

+DV=q_in-q_out;//m^3/s

+if DV>1 then

+  printf("The water level in tank is rising\n");

+else if DV<1 then

+    printf("The water level in tank is falling\n");

+    else

+      printf("No accumulation\n");

+      end

+//let h be the height of water in tank

+Dh=DV/a//m/s 

+printf("The rate of level of water is rising or falling in a cylindrical tank is %f m/s",Dh);   
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