diff options
Diffstat (limited to '443')
58 files changed, 1070 insertions, 0 deletions
diff --git a/443/DEPENDENCIES/17_10_data.sci b/443/DEPENDENCIES/17_10_data.sci new file mode 100644 index 000000000..64388d803 --- /dev/null +++ b/443/DEPENDENCIES/17_10_data.sci @@ -0,0 +1,20 @@ +//Quantity of air consumed(in m^3)
+Va=0.1;
+//Time taken for air consumption(in sec)
+ta=16.3;
+//Density of air(in kg/m^3)
+Pa=1.175;
+//Quantity of fuel consumed(in m^3)
+Vf=10*10^-3;
+//Time taken for fuel consumption(in sec)
+tf=20.4;
+//Density of fuel(in kg/m^3)
+Pf=0.7;
+//Load(in kg)
+W=7;
+//Speed(in rpm)
+N=3000;
+//Dynamometer constant
+Dc=5000;
+//Calorific value of fuel(in kJ/kg)
+CV=43000;
diff --git a/443/DEPENDENCIES/17_11_data.sci b/443/DEPENDENCIES/17_11_data.sci new file mode 100644 index 000000000..37097d685 --- /dev/null +++ b/443/DEPENDENCIES/17_11_data.sci @@ -0,0 +1,18 @@ +//Speed(in rpm)
+N=4000;
+//Torque develpoed(in N-m)
+T=150;
+//Stroke length(in m)
+L=0.1;
+//Diameter of engine(in m)
+D=0.08;
+//No of cylinders
+k=6;
+//Mass of fuel consumed(in kg/hr)
+mf=20;
+//Calorific vaule of fuel(in kJ/kg)
+CV=43000;
+//Adiabatic constant
+y=1.4;
+//Clearance Volume(in cc)
+Vcl=70;
diff --git a/443/DEPENDENCIES/17_12_data.sci b/443/DEPENDENCIES/17_12_data.sci new file mode 100644 index 000000000..a7e170d6f --- /dev/null +++ b/443/DEPENDENCIES/17_12_data.sci @@ -0,0 +1,26 @@ +//Speedof the engine(in rpm)
+N=4500;
+//Dynamometer scale reading(in kg)
+W=42;
+//Length of arm(in m)
+l=0.54;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Stroke of the engine(in m)
+L=0.08;
+//Diameter of the engine(in m)
+D=0.09;
+//No of cylinders
+k=8;
+//Universal gas constant(in J/kgK)
+R=287;
+//Mass of fuel consumed(in kg/sec)
+mf=4.4/10;
+//Mass of air consumed(in kg/sec)
+ma=6;
+//Calorific value of fuel(in kJ/kg)
+CV=44000;
+//Atmospheric pressure(in N/m^2)
+p=1*10^5;
+//Ambient temperature(in K)
+T=300;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_13_data.sci b/443/DEPENDENCIES/17_13_data.sci new file mode 100644 index 000000000..c576d7f8b --- /dev/null +++ b/443/DEPENDENCIES/17_13_data.sci @@ -0,0 +1,20 @@ +//Difference in tension(in kg)
+W=40;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Speed of the engine(in rpm)
+N=1600;
+//Circumference of bore(in m)
+C=3;
+//Mass of fuel consumed(in kg/min)
+mf=0.2;
+//Calorific value of fuel(in kJ/kg)
+CV=44000;
+//Mechanical efficiency
+nm=0.8;
+//Stroke of the engine(in m)
+L=0.12;
+//Diameter of engine(in m)
+D=0.1;
+//No of cylinders
+K=4;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_14_data.sci b/443/DEPENDENCIES/17_14_data.sci new file mode 100644 index 000000000..aa850eb31 --- /dev/null +++ b/443/DEPENDENCIES/17_14_data.sci @@ -0,0 +1,30 @@ +//Speed of the engine(in rpm)
+N=1200;
+//Torque transmitted by the engine(in N-m)
+T=120;
+//Fuel consumption(in kg/h)
+mf=5;
+//Calorific value of fuel(in kJ/kg)
+CV=42000;
+//Stroke of the engine(in m)
+L=0.12;
+//Bore of the engine(in m)
+D=0.1;
+//No of cylinders
+k=4;
+//Coefficient of discharge
+Cd=0.6;
+//Diameter of orifice(in m)
+d=0.05;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Pressure drop across orifice(in m)
+dhw=0.046;
+//Density of water(in kg/m^3)
+pw=1000;
+//Ambient pressure(in N/m^2)
+p=1*10^5;
+//Universal gas constant(in kJ/kgK)
+R=287;
+//Ambient temperature(in K)
+Ta=290;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_15_data.sci b/443/DEPENDENCIES/17_15_data.sci new file mode 100644 index 000000000..b902fe22b --- /dev/null +++ b/443/DEPENDENCIES/17_15_data.sci @@ -0,0 +1,22 @@ +//Area of the diagram(in cm^2)
+Area=8.5;
+//Length of the diagram(in cm)
+Length=8.5;
+//Spring constant(in bar/cm)
+constant=5.5;
+//Stroke length(in m)
+L=0.45;
+//Diameter of bore(in m)
+D=0.3;
+//Speed of the engine(in rpm)
+N=200;
+//Brake wheel diameter(in m)
+d=1.5;
+//Difference in brake load and spring reading(in kg)
+dW=150-20;
+//Fuel consumption(in lit)
+Vf=4;
+//Density of fuel(in kg/m^3)
+Pf=800;
+//Calorific value of fuel(in kJ/kg)
+CV=43000;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_16_data.sci b/443/DEPENDENCIES/17_16_data.sci new file mode 100644 index 000000000..e84896b7d --- /dev/null +++ b/443/DEPENDENCIES/17_16_data.sci @@ -0,0 +1,24 @@ +//Stroke length(in cm)
+L=40;
+//Diameter of bore(in cm)
+D=20;
+//Speed of the engine(in rpm)
+N=250;
+//Compression ratio
+r=6;
+//Adiabatic constant
+y=1.4;
+//Pressure at beginning(in bar)
+p2=0.98;
+//Ambient pressure(in bar)
+p=1;
+//Ambient temperature(in K)
+T=273;
+//Temperature at beginning(in K)
+T2=350;
+//Calorific value(in kJ/kg)
+CV=12000;
+//Indicated mean effecive pressure(in bar)
+pim=5;
+//Air fuel ratio
+AF=6;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_17_data.sci b/443/DEPENDENCIES/17_17_data.sci new file mode 100644 index 000000000..67e8fde4d --- /dev/null +++ b/443/DEPENDENCIES/17_17_data.sci @@ -0,0 +1,18 @@ +//Stroke length(in m)
+L=0.1;
+//Diameter of bore(in m)
+D=0.06;
+//Speed of the engine(in rpm)
+N=3000;
+//Clearance volume(in cc)
+Vc=60;
+//Adiabatic constant
+y=1.4;
+//Relative effciency
+nrel=0.5;
+//Torque developed(in N-m)
+T=66.5;
+//Calorific value(in kJ/kgK)
+CV=42000;
+//No of cylinders
+K=4;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_18_data.sci b/443/DEPENDENCIES/17_18_data.sci new file mode 100644 index 000000000..a2c2165e5 --- /dev/null +++ b/443/DEPENDENCIES/17_18_data.sci @@ -0,0 +1,39 @@ +//Atmospheric pressure(in bar)
+p=1;
+//Universal gas constant(in kJ/kgK)
+R=287;
+//Ambient temperature(in K)
+T=300;
+//Coefficient of discharge
+Cd=0.6;
+//Orifice diameter(in m)
+d=0.03;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Pressure drop across orifice(in m)
+dHg=0.145;
+//Density of mercury(in kg/m^3)
+pHg=13600;
+//Density of air(in kg/m^3)
+pa=1.16;
+//Bore of the engine(in m)
+D=0.1;
+//Stroke of the engine(in m)
+L=0.12;
+//Speed of the engine(in rpm)
+N=2400;
+//No of cylinders
+K=6;
+//Brake load(in N)
+W=560;
+//Volume flow(in cc)
+Vf=100;
+//Time taken for flow(in sec)
+t=20;
+//Density of fuel(in kg/m^3)
+Pf=831;
+//% carbon
+C=0.83;
+//%Hydrogen
+H=0.17;
+//
diff --git a/443/DEPENDENCIES/17_19_data.sci b/443/DEPENDENCIES/17_19_data.sci new file mode 100644 index 000000000..6b1bad2a3 --- /dev/null +++ b/443/DEPENDENCIES/17_19_data.sci @@ -0,0 +1,24 @@ +//% carbon
+C=0.82;
+//%hydrogen
+H=0.18;
+//% CO2
+CO2=85.2;
+//%N2
+N2=11.2;
+//Initial temperature(in K)
+T1=273;
+//Final temperature(in K)
+T2=290;
+//Volume occupied by air(in m^3)
+V=0.783;
+//mass of uel evaporated(in in kg)
+mf=30;
+//no of cylinders
+k=6;
+//Speed of the engine
+N=1400;
+//Diameter of the engine(in m)
+D=0.12;
+//Stroke of the engine(in m)
+L=0.2;
diff --git a/443/DEPENDENCIES/17_1_data.sci b/443/DEPENDENCIES/17_1_data.sci new file mode 100644 index 000000000..2ba82ae57 --- /dev/null +++ b/443/DEPENDENCIES/17_1_data.sci @@ -0,0 +1,14 @@ +//Bore of the engine(in cm)
+D=20;
+//Stroke of the engine(in cm)
+L=30;
+//Volumetric efficiency of the engine
+nv=0.8;
+//Airfuel ratio
+AF=4;
+//Speed of the engine(in rpm)
+N=300;
+//Calorific value of fuel(in kJ/m^3)
+CV=8000;
+//Brake thermal efficiency
+nbth=0.25;
diff --git a/443/DEPENDENCIES/17_20_data.sci b/443/DEPENDENCIES/17_20_data.sci new file mode 100644 index 000000000..eaa3283d1 --- /dev/null +++ b/443/DEPENDENCIES/17_20_data.sci @@ -0,0 +1,14 @@ +//Area of indicator diagram(in mm^2)
+Area=2000;
+//Length of indicaor diagram(in mm)
+l=100;
+//Deflection of pointer(in bar/mm)
+d=2/10;
+//Stroke of the engine(in m)
+L=0.1;
+//Bore of the engine(in m)
+D=0.1;
+//Speed of the engine(in rpm)
+N=1000;
+//Mechanical effciency
+nm=0.75;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_21_data.sci b/443/DEPENDENCIES/17_21_data.sci new file mode 100644 index 000000000..8135339f3 --- /dev/null +++ b/443/DEPENDENCIES/17_21_data.sci @@ -0,0 +1,14 @@ +//Working loop mean effective pressure(in bar)
+wlep=6;
+//Pumping loop mean effective pressure(in bar)
+plep=0.4;
+//Speed of the engine(in rpm)
+N=400;
+//Working cycle per minue in no load conditioons(in rpm)
+Wc=50;
+//Mean effective pressure(in bar)
+pfm=0.6;
+//Diameter of he engine(in m)
+D=0.18;
+//Stroke of the engine(in m)
+L=0.33;
diff --git a/443/DEPENDENCIES/17_22_data.sci b/443/DEPENDENCIES/17_22_data.sci new file mode 100644 index 000000000..58e81e8b6 --- /dev/null +++ b/443/DEPENDENCIES/17_22_data.sci @@ -0,0 +1,20 @@ +//Percentage carbon
+C1=0.86;
+//Percentage hydrogen
+H=0.13;
+//Air consumption in excessof that required for theoretically correct combustion
+Ac=110/100;
+//Brake power(in kW)
+bp=120;
+//Mechanical efficiency
+nm=0.8;
+//Indicated thermal efficiency
+nith=0.40;
+//Calorific Value(in kJ/kg)
+CV=43000;
+//Volume flow
+Va=0.77;
+//Speed of the engine(in rpm)
+N=1600;
+//No of cylinders
+K=6;
diff --git a/443/DEPENDENCIES/17_23_data.sci b/443/DEPENDENCIES/17_23_data.sci new file mode 100644 index 000000000..940f3e19d --- /dev/null +++ b/443/DEPENDENCIES/17_23_data.sci @@ -0,0 +1,18 @@ +//Compression ratio
+r=7;
+//Adiabatic constant
+y=1.4;
+//Relative efficiency
+nrel=0.55;
+//Indicated specific fuel consumption(in kg/kWh)
+isfc=0.3;
+//Indicated mean effective pressure(in bar)
+pim=8.5;
+//Stroke of the engine(in m)
+L=0.1;
+//Bore of the engine(in m)
+D=0.09;
+//Speed of the engine(in rpm)
+N=2500;
+//No of cylinders
+K=6;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_24_data.sci b/443/DEPENDENCIES/17_24_data.sci new file mode 100644 index 000000000..ce81fef5c --- /dev/null +++ b/443/DEPENDENCIES/17_24_data.sci @@ -0,0 +1,18 @@ +//Brake power developed by the engine(in kW)
+bp1234=20.9;
+//Brake power when 1st cylinder is cutoff(in kW)
+bp234=14.9;
+//Brake power when 2nd cylinder is cutoff(in kW)
+bp134=14.3;
+//Brake power when 1st cylinder is cutoff(in kW)
+bp124=14.8;
+//Brake power when 1st cylinder is cutoff(in kW)
+bp123=14.5;
+//Stroke of the engine(in m)
+L=0.09;
+//Bore of the engine(in m)
+D=0.075;
+//Speed of the engine(in rpm)
+N=3000;
+//No of cylinders
+K=4;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_25_data.sci b/443/DEPENDENCIES/17_25_data.sci new file mode 100644 index 000000000..57022b055 --- /dev/null +++ b/443/DEPENDENCIES/17_25_data.sci @@ -0,0 +1,25 @@ +//Power ouput when all cylinders are firing(in kW)
+P1=2040;
+//Power output when all cylinders are firing(in kW)
+P2=2060;
+//Speed of the engine(in rpm)
+N=200;
+//Brake load when each cylinder is shut down from 1 to 12(in N)
+W1=1830;
+W2=1850;
+W3=1850;
+W4=1830;
+W5=1840;
+W6=1855;
+W7=1835;
+W8=1860;
+W9=1820;
+W10=1840;
+W11=1850;
+W12=1830;
+//Stroke(in m)
+L=0.5;
+//Bore of the engine(in m)
+D=0.4;
+//No of cylinders
+K=12;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_27_data.sci b/443/DEPENDENCIES/17_27_data.sci new file mode 100644 index 000000000..2735629b1 --- /dev/null +++ b/443/DEPENDENCIES/17_27_data.sci @@ -0,0 +1,24 @@ +//Quantity of coal gas used(in m^/minute)
+v=0.3;
+//Atmospheric pressure(in bar)
+Pa=1;
+//Ambient temperature(in K)
+Ta=273;
+//Final temperature(in K)
+T=290;
+//No of explosion
+F=100;
+//Mass of air(in kg/min)
+m=3;
+//Gas constant(in J/kgK)
+R=287;
+//Ambient temperature(in K)
+Ta=273;
+//No of missed cycles
+Nm=20;
+//Total no of cycles
+Ntot=120;
+//Stroke of the engine(in m)
+L=0.5;
+//Bore of the engine(in m)
+D=0.25;
diff --git a/443/DEPENDENCIES/17_28_data.sci b/443/DEPENDENCIES/17_28_data.sci new file mode 100644 index 000000000..6d690939e --- /dev/null +++ b/443/DEPENDENCIES/17_28_data.sci @@ -0,0 +1,32 @@ +//Gross indicated mean effective pressure(in bar)
+imepg=7.25;
+//Gross indicated mean effective pressure(in bar)
+imepp=0.35;
+//Bore of the engine(in m)
+D=0.3;
+//Stroke of the engine(in m)
+L=0.45;
+//Total no of revolution
+N=12624;
+//Time taken for test(in minutes)
+T=54;
+//Total fuel used (in m^3)
+Vf=7*10^-3;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Density of fuel(in kg/m^3)
+Pf=800;
+//Calorific value of fuel(in kJ/kgK)
+CV=42000;
+//Net load on brake(in kg)
+W=150;
+//Diameter of drum(in m)
+Dd=1.78;
+//Diameter of rope(in m)
+Dr=0.4;
+//Cooling water circulated (in lit)
+Vc=550;
+//Cooling water temperature rise(in C)
+dwc=48;
+//Specific heat of cooling water(in kJ/kgK)
+Cvw=4.18;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_29_data.sci b/443/DEPENDENCIES/17_29_data.sci new file mode 100644 index 000000000..40b3b4a15 --- /dev/null +++ b/443/DEPENDENCIES/17_29_data.sci @@ -0,0 +1,34 @@ +//Mean effective pressure(in bar)
+pim=5.8;
+//Bore of the engine(in m)
+D=0.25;
+//Stroke of the engine(in m)
+L=0.45;
+//Total no of revolution
+N=8080;
+//Time taken for test(in minutes)
+T=40;
+//Pressure of gas indicated in meter(in mm)
+x=136;
+//Effective diameter of drum(in m)
+De=1.6;
+//Net load on brake(in kg)
+W=90;
+//Volume of gas used(in m^3)
+v=7.5;
+//Atmospheric temperature(in K)
+T2=290;
+//Ambient temperature(in K)
+Ta=273;
+//Calorific value of he fuel(in kJ/kg)
+CV=19000;
+//Cooling water circulated (in kg)
+Vc=180;
+//Cooling water temperature rise(in C)
+dwc=45;
+//Specific heat of cooling water(in kJ/kgK)
+Cvw=4.18;
+//Gravitational constant(in m/s^2)
+g=9.81;
+//Total no of explosions
+n=3230;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_2_data.sci b/443/DEPENDENCIES/17_2_data.sci new file mode 100644 index 000000000..7d005c88d --- /dev/null +++ b/443/DEPENDENCIES/17_2_data.sci @@ -0,0 +1,16 @@ +//Area of positive loop of indicator diagram(cm^2)
+Areap=5.75;
+//Area of negative loop of indicator diagram(cm^2)
+Arean=0.25;
+//length of indicator diagram(in cm)
+H=5.5;
+//Spring constant(in bar/cm)
+pim=3.5;
+//Bore of the engine(in m)
+d=0.1;
+//Length of stroke(in m)
+L=0.15;
+//Speed of engine(in rpm)
+N=1600;
+//No of cylinders
+k=4;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_30_data.sci b/443/DEPENDENCIES/17_30_data.sci new file mode 100644 index 000000000..409144def --- /dev/null +++ b/443/DEPENDENCIES/17_30_data.sci @@ -0,0 +1,44 @@ +//Mean effective pressure(in bar)
+pim=5;
+//Bore of the engine(in m)
+D=0.18;
+//Stroke of the engine(in m)
+L=0.24;
+//Total no of revolution
+N=9000;
+//Time taken for test(in minutes)
+T=30;
+//Total no of explosions
+n=4450;
+//Effective diameter of brake wheel(in m)
+De=1;
+//Net load on brake wheel(in kg)
+W=40;
+//Cooling water circulated (in kg)
+Vc=80;
+//Cooling water temperature rise(in C)
+dwc=30;
+//Specific heat of cooling water(in kJ/kgK)
+Cvw=4.18;
+//Volume of gas used at NTP(in m^3)
+Vg=2.4;
+//Total air used at pth pressure(in m^3)
+v=36;
+//Pressure of air(in mm of Hg)
+Pg=720;
+//Atmospheric pressure(in bar)
+p=1;
+//Ambient temperature(in K)
+Ta=273;
+//Temperature of air(in K)
+T2=290;
+//Density of air at NTP(in kg/m^3)
+Pa=1.29;
+//Total gas used at NTP(in m^3)
+V=2.4;
+//Universal gas constant(in J/kgK)
+R=287;
+//Exhaust gas temperaure(in K)
+Tex=350+273;
+//Specific heat of exhaust gas(in kJ/kgK)
+Ceg=1;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_31_data.sci b/443/DEPENDENCIES/17_31_data.sci new file mode 100644 index 000000000..33e37ed9f --- /dev/null +++ b/443/DEPENDENCIES/17_31_data.sci @@ -0,0 +1,24 @@ +//Volume of gas used at NTP(in m^3)
+Vg=0.16;
+//Calorific value of gas at NTP(in kJ/m^3)
+CV=14000;
+//Density of gas used (in kg/m^3)
+Pg=0.65;
+//Mass of air used(in kg/min)
+ma=1.5;
+//Specific heat of exhaust gases(in kJ/kgK)
+Ceg=1;
+//Cooling water circulated (in kg)
+Vc=6;
+//Cooling water temperature rise(in C)
+dwc=30;
+//Specific heat of cooling water(in kJ/kgK)
+Cvw=4.18;
+//Exhaust gas temperaure(in K)
+Tex=400+273;
+//Room temperature(in K)
+Ta=293;
+//Brake power of the engine(in kW)
+bp=10.5;
+//Indicated power of the engine(in kW)
+ip=12.5;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_32_data.sci b/443/DEPENDENCIES/17_32_data.sci new file mode 100644 index 000000000..99eb5a9a1 --- /dev/null +++ b/443/DEPENDENCIES/17_32_data.sci @@ -0,0 +1,39 @@ +//Mean effective pressure(in bar)
+pim=3;
+//Bore of the engine(in m)
+D=0.22;
+//Stroke of the engine(in m)
+L=0.28;
+//Total no of revolution
+N=350;
+//Effective diameter of brake wheel(in m)
+De=1;
+//Net load on brake wheel(in kg)
+W=65;
+//Mass of gas used at NTP(in kg/h)
+Vg=4;
+//Calorific value of fuel(in kJ/kgK)
+CV=43000;
+//Cooling water circulated (in kg)
+Vc=500;
+//Cooling water temperature rise(in C)
+dwc=20;
+//Specific heat of cooling water(in kJ/kgK)
+Cpw=4.18;
+//Percentage H
+H2=0.15;
+//Mass of air used(in kg/min)
+ma=32*4;
+//Specific heat of dry exhaust gases(in kJ/kgK)
+Cdeg=1;
+//External temperature(in K)
+Tex=673;
+//Room temperature(in K)
+Ta=293;
+//Latent heat of steam(in kJ/kg)
+Ls=2250;
+//Specific heat of steam(in kJ/kgK)
+Cps=2.1;
+//Temperature of superheated steam(in C)
+Tsup=400;
+
diff --git a/443/DEPENDENCIES/17_34_data.sci b/443/DEPENDENCIES/17_34_data.sci new file mode 100644 index 000000000..78f61430e --- /dev/null +++ b/443/DEPENDENCIES/17_34_data.sci @@ -0,0 +1,30 @@ +//Brake power(in kW)
+bp=27;
+//Mass of gas used at NTP(in kg/h)
+Vg=8;
+//Calorific value of fuel(in kJ/kgK)
+CV=43000;
+//Cooling water circulated (in kg/min)
+Vc=7;
+//Cooling water temperature rise(in C)
+dwc=75-15;
+//Specific heat of cooling water(in kJ/kgK)
+Cpw=4.18;
+//Final temperature of exhaust gases in calorimeter(in K)
+Te2=55;
+//initial temperature of exhaust gases in calorimeter(in K)
+Te1=15;
+//Air fuel ratio
+AF=20;
+//Specific heat of exhaust gases(in kJ/kgK)
+Cpeg=1;
+//Brake power(in kW)
+bp=27;
+//Indicated power(in kW)
+ip=33;
+//Mass flowing through the calorimeter(in kg/min)
+mwc=12;
+//Final temperature of exhaust gases(in C)
+Tex=80;
+//Ambient temperature(in C)
+Ta=17;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_35_data.sci b/443/DEPENDENCIES/17_35_data.sci new file mode 100644 index 000000000..c524035c9 --- /dev/null +++ b/443/DEPENDENCIES/17_35_data.sci @@ -0,0 +1,18 @@ +//Stroke volume(in cc)
+Vs=1500;
+//Air fuel ratio
+AF=16;
+//Compression ratio
+r=6;
+//Part distance travelled by piston when pressure reached is maximum
+x=1/30;
+//Temperature a end of compression(in K)
+T2=350+273;
+//pressure at end of combustion(in bar)
+p3=25;
+//Pressure at end of compression(in bar)
+p2=8;
+//GAs constant(in kJ/kg)
+R=0.287;
+//Calorific value of fuel(in kJ/kg)
+CV=42000;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_3_data.sci b/443/DEPENDENCIES/17_3_data.sci new file mode 100644 index 000000000..913a65ddf --- /dev/null +++ b/443/DEPENDENCIES/17_3_data.sci @@ -0,0 +1,6 @@ +//Speed of the engine(in rpm)
+N=1800;
+//Torque(in Nm)
+T=8;
+//Indicated power(in kW)
+ip=1.8;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_4_data.sci b/443/DEPENDENCIES/17_4_data.sci new file mode 100644 index 000000000..d1313271f --- /dev/null +++ b/443/DEPENDENCIES/17_4_data.sci @@ -0,0 +1,8 @@ +//Power developed by the engine(in kW)
+P=25;
+//Density of fuel(in kg/m^3)
+Pf=750;
+//Calorific value of fuel(in kJ/kg)
+CV=44000;
+//Fuel consumed(in m^3/s)
+Vf=(8*10^-3)/(60*60)
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_5_data.sci b/443/DEPENDENCIES/17_5_data.sci new file mode 100644 index 000000000..373fca211 --- /dev/null +++ b/443/DEPENDENCIES/17_5_data.sci @@ -0,0 +1,12 @@ +//Speed of engine(in rpm)
+N=1200;
+//Torque when engine runs with three cylinders(in Nm)
+T=110;
+//Power delivered by the engine(in kW)
+BP=20;
+//No of cylinders
+k=4;
+//Brake specific fuel consumption(in g/kWh)
+bsfc=360;
+//Calorific value of fuel(in kJ/kg)
+CV=43000;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_6_data.sci b/443/DEPENDENCIES/17_6_data.sci new file mode 100644 index 000000000..f1f147873 --- /dev/null +++ b/443/DEPENDENCIES/17_6_data.sci @@ -0,0 +1,6 @@ +//Torque delivered by the engine(in N-m)
+T=23.5;
+//Bore of the engine(in m)
+D=80*10^-3;
+//Stroke of the engine(in m)
+L=110*10^-3;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_7_data.sci b/443/DEPENDENCIES/17_7_data.sci new file mode 100644 index 000000000..40c5a1a6b --- /dev/null +++ b/443/DEPENDENCIES/17_7_data.sci @@ -0,0 +1,4 @@ +//Power rating(in kW)
+P=4;
+//Speed of the engine(in rpm)
+N=1500;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_8_data.sci b/443/DEPENDENCIES/17_8_data.sci new file mode 100644 index 000000000..a8fe87740 --- /dev/null +++ b/443/DEPENDENCIES/17_8_data.sci @@ -0,0 +1,6 @@ +//Mass flow rate of fuel(in g/sec)
+mf=5;
+//Brake power(in kW)
+bp=80;
+//Mechanical efficiency
+nm=0.75;
\ No newline at end of file diff --git a/443/DEPENDENCIES/17_9_data.sci b/443/DEPENDENCIES/17_9_data.sci new file mode 100644 index 000000000..c89462bb8 --- /dev/null +++ b/443/DEPENDENCIES/17_9_data.sci @@ -0,0 +1,4 @@ +//Fuel consumption rate(in g/s)
+mf=5.5;
+//Calorific value of fuel(in kJ/kg)
+CV=43000;
diff --git a/443/DEPENDENCIES/19_1_data.sci b/443/DEPENDENCIES/19_1_data.sci new file mode 100644 index 000000000..441d7514a --- /dev/null +++ b/443/DEPENDENCIES/19_1_data.sci @@ -0,0 +1,16 @@ +//speed of the engine(in rpm)
+s=3600;
+//Volumetric efficiency
+nv=0.82
+//Atmospheric pressure ( in bar )
+a=1
+//Pressure ratio
+pr=1.6
+//Ambient temperature (in kelvin)
+t=300
+//Isentrophic efficiency of compressor
+nc=0.7
+//Free air inducted per minute
+fia=12
+//Specific heat of gas at constant pressure
+Cp=1.005
\ No newline at end of file diff --git a/443/DEPENDENCIES/19_2_data.sci b/443/DEPENDENCIES/19_2_data.sci new file mode 100644 index 000000000..f98c480fc --- /dev/null +++ b/443/DEPENDENCIES/19_2_data.sci @@ -0,0 +1,27 @@ +//Pressure (in bar)
+K=1*10^5
+//brake power of engine(in kW)
+bp=280
+//speed of the engine(in rpm)
+s=1800/2
+//Fuel to air ratio
+far=18/1
+//Specific fuel consumption
+sfc=0.24
+//Universal gas constant
+r=287
+//volumetric efficiency
+nv=0.8
+//Ambient temperature for naturally aspirated engine
+t1=290
+//Ambient temperature for supercharged engine
+t=310
+//Super charger takes 12% of the total power produced
+//remaining power is
+z=1-0.12
+//Power developed by naturally aspirated engine at sea level(in kW)
+pd=280
+//ratio of specific heat
+r1=1.4
+//Ambbient pressure (in bar)
+p1=0.715
\ No newline at end of file diff --git a/443/DEPENDENCIES/19_3_data.sci b/443/DEPENDENCIES/19_3_data.sci new file mode 100644 index 000000000..ca4dc33ad --- /dev/null +++ b/443/DEPENDENCIES/19_3_data.sci @@ -0,0 +1,24 @@ +//Ratio of Specific Heats
+y = 1.4
+t8 = 300
+//Compression,Expansion Pressure Ratio
+epr = 1.6
+//Specific Heat Of Gas At Constant Volume
+Cv=0.717
+//Specific Heat Of Gas At Constant Pressure
+Cp = 1.005
+//After Air is cooled, the new temperature
+t10 = 310
+//Peak Pressure( in bar )
+p3 = 125
+//Compression Ratio
+r = 18
+//Initial Pressure(in bar)
+p1 = 1.6
+//Total Heat Input( kJ/kg)
+thi = 1200
+//Compressor efficiency
+nc=0.75;nt=0.75
+//cutoff ratio
+rc=1.7
+z=(y-1/y)
\ No newline at end of file diff --git a/443/DEPENDENCIES/19_4_data.sci b/443/DEPENDENCIES/19_4_data.sci new file mode 100644 index 000000000..a37118a37 --- /dev/null +++ b/443/DEPENDENCIES/19_4_data.sci @@ -0,0 +1,32 @@ +//Engine 1 (Naturally aspirated)
+//Swept Volume (in litres)
+Vs=3.6/1000
+//Brake mean effective pressure (in bar)
+pbm=9
+//Speed(in rpm)
+s=5000
+//No of power strokes
+n=s/2
+//Compression ratio
+cr=8
+//Efficiency ratio (nith/nair-std)
+nr=0.5
+//Mechanical efficiency
+nm=0.9
+//Mass
+m=250
+//Engine 2 (supercharged)
+//Break mean effective pressure
+pbm1=12
+//Compression ratio
+cr1=6
+//Mass
+m1=260
+//Calorific Value
+CV=43000
+//Efficiency air
+nair=1
+//Standard
+std=cr^0.4
+//Standard
+std1=cr1^0.4
\ No newline at end of file diff --git a/443/DEPENDENCIES/19_5_data.sci b/443/DEPENDENCIES/19_5_data.sci new file mode 100644 index 000000000..322e037d9 --- /dev/null +++ b/443/DEPENDENCIES/19_5_data.sci @@ -0,0 +1,26 @@ +//No of cylinders
+k=4
+//No of power stroke
+n=3000/2
+//Brake power
+bp=50
+//Mechanical efficiency
+nm=0.85
+//Radius (in mm)
+r=100*(10^-3)
+//Diameter (in mm)
+d=100*(10^-3)
+//Length (in mm)
+l=100*(10^-3)
+//Ambient temperature
+t=340
+//Universal gas constant
+r1=287
+//Compressure pressure ratio
+cpr=1.6
+//Pressure
+p=(cpr*10^5)/(r1*t)
+//Specific heat of gas constant pressure
+Cp=1.005
+//Efficiency
+nv=0.85
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_10_data.sci b/443/DEPENDENCIES/1_10_data.sci new file mode 100644 index 000000000..088baf132 --- /dev/null +++ b/443/DEPENDENCIES/1_10_data.sci @@ -0,0 +1,12 @@ +//indicated thermal efficiency
+nith=0.32
+//mechanical effciency
+nm=0.78
+//mass flow rate of fuel(in kg/hr)
+mf=20
+//brake mean effective pressure(in N/m^2)
+pbm=600000
+//specific speed of the engine(in m/s)
+sp=12
+//for four stroke engine
+0.5==n/N
diff --git a/443/DEPENDENCIES/1_1_data.sci b/443/DEPENDENCIES/1_1_data.sci new file mode 100644 index 000000000..efaf54e6c --- /dev/null +++ b/443/DEPENDENCIES/1_1_data.sci @@ -0,0 +1,6 @@ +//Cubic capacity of engine(in cc):
+Vs=245;
+//over square ratio:
+Ro=1.1;
+//Clearance volume(in cc):
+Vc=27.22;
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_2_data.sci b/443/DEPENDENCIES/1_2_data.sci new file mode 100644 index 000000000..2cb2daf8c --- /dev/null +++ b/443/DEPENDENCIES/1_2_data.sci @@ -0,0 +1,4 @@ +//mechanical efficiency:
+nm=80/100;
+//frictional power:
+fp=25;
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_3_data.sci b/443/DEPENDENCIES/1_3_data.sci new file mode 100644 index 000000000..452e1dee1 --- /dev/null +++ b/443/DEPENDENCIES/1_3_data.sci @@ -0,0 +1,6 @@ +//brake power of engine(in kw)
+bp=42.5;
+//mechanical efficiency
+nm=0.85;
+//load (in percent)
+l=0.6;
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_4_data.sci b/443/DEPENDENCIES/1_4_data.sci new file mode 100644 index 000000000..0f21e3b52 --- /dev/null +++ b/443/DEPENDENCIES/1_4_data.sci @@ -0,0 +1,16 @@ +//number of cylinders
+n=4;
+//brake power(in kW)
+bp=50;
+//air gas ratio
+Rag=9;
+//compression ratio
+Rc=10;
+//volumetric efficiency
+nv=0.7;
+//indicated thermal efficiency
+nth=0.35;
+//indicated mechanicalted efficiency
+nm=0.8;
+//total volume of the engine(in cc)
+Vall=2000;
diff --git a/443/DEPENDENCIES/1_5_data.sci b/443/DEPENDENCIES/1_5_data.sci new file mode 100644 index 000000000..2c9b1fd79 --- /dev/null +++ b/443/DEPENDENCIES/1_5_data.sci @@ -0,0 +1,18 @@ +//speed of the engine(in rpm)
+N=2000;
+//brake power of the engine(in kW)
+bp=60;
+//brake thermal efficiency
+nbth=0.3
+//calorific value of fuel(in kJ/kg)
+CV=42000
+//bore of engine(in m)
+d=0.12
+//stroke length(in m)
+L=0.1
+//density of air(in kg/m^3)
+Da=1.15
+//air fuel ratio
+Raf=15
+//mechanical efficiency
+nm=0.8
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_6_data.sci b/443/DEPENDENCIES/1_6_data.sci new file mode 100644 index 000000000..7059c9daf --- /dev/null +++ b/443/DEPENDENCIES/1_6_data.sci @@ -0,0 +1,19 @@ +//number of cylinders
+K=1
+//brake power of engine(in kW)
+bp=20
+//speed of the engine(in rpm)
+N=6000
+//air gas ratio
+Raf=8
+//compression ratio
+Rc=8
+//volumetric efficiency
+nv=0.7
+//indicated thermal efficiency
+nth=0.33
+//indicated mechanical efficiency
+nm=0.8
+//calorific value of hydrogen(in kJ/m^3)
+CV=11000
+//P.S-note that the value of mechanical efficiency given as 0.9 in the question is taken as 0.8 during calculation
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_7_data.sci b/443/DEPENDENCIES/1_7_data.sci new file mode 100644 index 000000000..9532a6855 --- /dev/null +++ b/443/DEPENDENCIES/1_7_data.sci @@ -0,0 +1,11 @@ +//Engine1 type:4-stroke,4-cylinder,SI engine
+//indicated horsepower of engine1(in kW)
+ip1=40
+//mean piston speed of engine1(in m/s)
+sp1=10
+//Engine2 type:2-stroke,2-cylinder,SI engine
+//indicated horsepower of engine2(in kw)
+ip2=10
+//ratio of bore of the engines1:2
+d=2
+//mean effective pressures of the two engines are the same
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_8_data.sci b/443/DEPENDENCIES/1_8_data.sci new file mode 100644 index 000000000..087a47725 --- /dev/null +++ b/443/DEPENDENCIES/1_8_data.sci @@ -0,0 +1,12 @@ +//Brake thermal efficiency
+nbth=0.3;
+//Indicated power(in kW)
+ip=40;
+//Mechanical efficiency at half load
+nmh=0.65;
+//No of cylinders
+k=4;
+//Stroke volume(in cc)
+Vsf=1000;
+//Compression ratio
+r=8;
\ No newline at end of file diff --git a/443/DEPENDENCIES/1_9_data.sci b/443/DEPENDENCIES/1_9_data.sci new file mode 100644 index 000000000..f6c0770a8 --- /dev/null +++ b/443/DEPENDENCIES/1_9_data.sci @@ -0,0 +1,10 @@ +//brake power of the engine(in kW)
+bp=50
+//frictional power of the engine(in kW)
+fp=8.5
+//brake thermal efficiency
+nbth=0.25
+//calorific value of fuel(in kJ/kg)
+CV=42000
+//specific gravity of petrol
+pg=0.75
diff --git a/443/DEPENDENCIES/20_2_data.sci b/443/DEPENDENCIES/20_2_data.sci new file mode 100644 index 000000000..62d25eed7 --- /dev/null +++ b/443/DEPENDENCIES/20_2_data.sci @@ -0,0 +1,22 @@ +//bore ratio
+br=1.2;
+//compression ratio
+cr=16;
+//Speed of engine(in rpm)
+s=1500;
+//exhaust pressure(in Pascal)
+ep=(1.05)*(10^5);
+//Inlet Air temperature(in degree)
+atemp=37;
+//Fuel flow rate(in kg/h)
+ffr=3;
+//Air assumed(in kg/h)
+a=130;
+//Diameter (in m)
+d=0.1;
+//Fuel to air ratio
+far=0.045;
+//Ambient temperature
+t=300
+//Universal gas constant
+r=287
\ No newline at end of file diff --git a/443/DEPENDENCIES/20_3_data.sci b/443/DEPENDENCIES/20_3_data.sci new file mode 100644 index 000000000..c77339d8b --- /dev/null +++ b/443/DEPENDENCIES/20_3_data.sci @@ -0,0 +1,25 @@ +//CO2+CO
+CO2=7.5
+CO=0
+//N
+N=83.5
+//Fuel flow (in kg/h)
+ff=15
+//Compression ratio
+cr=16
+//Diameter(in cm)
+d=25*(10^(-2))
+//Length (in cm)
+l=30*(10^(-2))
+//Ambient temperature ( in kelvin )
+t=308
+//Universal gas constant
+r=287
+//Exhaust pressure ( in bars )
+ep=1.05*(10^(5))
+//Calorofic value ( in KJ )
+CV=42200
+//Speed (in rpm)
+s=400
+//Indicated thermal efficiency (nith)
+nith=0.4
\ No newline at end of file diff --git a/443/DEPENDENCIES/20_4_data.sci b/443/DEPENDENCIES/20_4_data.sci new file mode 100644 index 000000000..654e955e6 --- /dev/null +++ b/443/DEPENDENCIES/20_4_data.sci @@ -0,0 +1,22 @@ +//exhaust pressure
+ep=(1.07)*(10^5);
+//charge flow
+cf=4;
+//compression ratio
+cr=8;
+//scavanging efficiency
+nsc=0.5;
+//fuel to air ratio
+far=0.068;
+//Volume of cylinder(in cc)
+V=1100*(10^(-6))
+//Speed (in rpm)
+s=2800
+//Thermanl efficency
+nbth=0.25
+//Calorific Value (in MJ/kg)
+CV=(45)*(10^3)
+//Universal gas constant
+r=287
+//Ambient temperature (in kelvin)
+t=310
\ No newline at end of file diff --git a/443/DEPENDENCIES/20_5_data.sci b/443/DEPENDENCIES/20_5_data.sci new file mode 100644 index 000000000..e08ef4ddb --- /dev/null +++ b/443/DEPENDENCIES/20_5_data.sci @@ -0,0 +1,28 @@ +//No of cylinders
+k=6
+//Speed (in rpm)
+s=720
+//Diameter (in cm)
+d=(20*10^(-2));
+//Stroke Lenght (in cm)
+l=(25*(10^(-2)));
+//Compression ratio
+cr=20;
+//Exhaust Pressure (in bar)
+ep=(1.04*(10^5));
+//Ambient temperature (in kelvin)
+t=300;
+//Universal gas constant
+r=287;
+//Scavanger Efficiency
+nsc=0.85
+//Scavanger ratio
+Rsc=1.2
+//Specific heat of gas at constant pressure
+cp=1.005
+//Brake Power
+bp = (120*k)
+//bsfc in kg/kWh
+bsfc = 0.21
+//Calorific Value (in calorie)
+CV = 44000/3600
\ No newline at end of file diff --git a/443/DEPENDENCIES/2_1_data.sci b/443/DEPENDENCIES/2_1_data.sci new file mode 100644 index 000000000..654cb70ef --- /dev/null +++ b/443/DEPENDENCIES/2_1_data.sci @@ -0,0 +1,10 @@ +//heat transfer correponding to various processes for cycle(in J/s)
+Q12=7000;
+Q23=-3500;
+Q34=17500;
+Q41=0;
+//work transfer corresponding to various processes for cycles (in Nm/s)
+W12=5300;
+W23=9100;
+W34=8700;
+W41=-2100;
diff --git a/443/DEPENDENCIES/2_2_data.sci b/443/DEPENDENCIES/2_2_data.sci new file mode 100644 index 000000000..cd81047ac --- /dev/null +++ b/443/DEPENDENCIES/2_2_data.sci @@ -0,0 +1,18 @@ +//mass of air(in kg/min)
+m=10;
+//fluid velocity at inlet(in m/s)
+C1=5;
+//fluid velocity at outlet(in m/s)
+C2=10;
+//fluid pressure at inlet(in bar)
+p1=1*10^5;
+//fluid pressure at outlet(in bar)
+p2=8*10^5;
+//specific volume at inlet(in m^3/kg)
+V1=0.5;
+//specific volume at outlet(in m^3/kg)
+V2=0.2;
+//energy lost to cooling water(in kJ/s)
+H=140;
+//internal energy of air leaving the compressor(in kJ/kg)
+dU=-250;
diff --git a/443/DEPENDENCIES/2_3_data.sci b/443/DEPENDENCIES/2_3_data.sci new file mode 100644 index 000000000..a40d91b10 --- /dev/null +++ b/443/DEPENDENCIES/2_3_data.sci @@ -0,0 +1,16 @@ +//Volume of tank(in m^3)
+V=0.1;
+//Mass of nitrogen(in kg)
+m1=4;
+//Mass of oxygen(in kg)
+m2=1.5;
+//Mass of carbon dioxide(in kg)
+m3=0.75;
+//Temperature of mixture(in K)
+T=273+20;
+//Gas constant of N2(in J/kgK)
+RN2=296.8;
+//Gas constant of O2(in J/kgK)
+RO2=259.83;
+//Gas constant of CO2(in J/kgK)
+RCO2=188.9;
\ No newline at end of file diff --git a/443/DEPENDENCIES/2_4_data.sci b/443/DEPENDENCIES/2_4_data.sci new file mode 100644 index 000000000..af032f060 --- /dev/null +++ b/443/DEPENDENCIES/2_4_data.sci @@ -0,0 +1,4 @@ +//Atmospheric pressure(in N/m^2)
+Patm=1.013*10^5;
+//Volume(in m^3)
+V=-0.3;
\ No newline at end of file diff --git a/443/DEPENDENCIES/2_5_data.sci b/443/DEPENDENCIES/2_5_data.sci new file mode 100644 index 000000000..81e25a024 --- /dev/null +++ b/443/DEPENDENCIES/2_5_data.sci @@ -0,0 +1,4 @@ +//Atmospheric pressure(in N/m^2)
+patm=1.013*10^5;
+//Change in volume(in m^3)
+V=1;
\ No newline at end of file diff --git a/443/DEPENDENCIES/3_10_data.sci b/443/DEPENDENCIES/3_10_data.sci new file mode 100644 index 000000000..64ad01224 --- /dev/null +++ b/443/DEPENDENCIES/3_10_data.sci @@ -0,0 +1,11 @@ +//Compression ratio
+r=5.5;
+//Temperature at beginning of compression(in K)
+T1=300;
+//Pressure at beginning of compression(in bar)
+p1=1;
+p4n=1;
+//Peak pressure(in bar)
+p3=25;
+//Ratio of specific heats
+y=1.4;
\ No newline at end of file |