Added(A)/Deleted(D) following books

 A  Generation_Distribution_and_Utilization_of_Electrical_Energy_by_C._L._Wadhwa/README.txt
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chaper12.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter10.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter11.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter13.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter14.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter15.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter17.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter2.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter20.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter23.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter3.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter4.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter5.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter7.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter8.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/Chapter9.ipynb
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/screenshots/EnergyLoadnMassCurve.png
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/screenshots/loadCurve2.png
A  Generation_Of_Electrical_Energy_by_B._R._Gupta/screenshots/loadDurnECur.png
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter11_Control_of_DC_Motors.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter12_Controllers_and_Their_Optimisation.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter13_Choppers_and_Transportation_system_Application.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter15_The_AC_motor_control.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter16_Faults_and_Protection.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter3_Fabrication_and_Thermal_characteristics.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter4_Series_and_Parallel_Connection_of_Thyristors.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter5_Line_Commutated_converters.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter7_Inverter_Circuits.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter8_Harmonic_and_PowerFactor_with_the_converter_system.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/Chapter_2_The_Device_.ipynb
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/11.png
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/13.png
A  Thyristors_Theory_And_Applications_by_R._K._Sugandhi_And_K._K._Sugandhi/screenshots/8.png
A  Turbomachines_by_A._V._Arasu/README.txt
A  sample_notebooks/UmangAgarwal/Sample_Notebook_Umang.ipynb
A  "sample_notebooks/Vishwajith VRao/Chapter1_1.ipynb"

1 files changed, 163 insertions, 0 deletions

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+    "Sample Notebook - Heat and Mass Transfer by R.K. Rajput : Chapter 1 - Basic Concepts\n",
+    "author: Umang Agarwal\n",
+    "\n",
+    "\n",
+    "# Example 1.1  Page 16-17\n",
+    "\n",
+    "L=.045;   \t\t \t\t\t#[m] - Thickness of conducting wall\n",
+    "delT = 350 - 50;  \t\t      #[C] - Temperature Difference across the Wall\n",
+    "k=370;    \t\t\t\t\t#[W/m.C] - Thermal Conductivity of Wall Material\n",
+    "#calculations\n",
+    "#Using Fourier's Law eq 1.1\n",
+    "q = k*delT/(L*10**6);    \t\t\t#[MW/m^2] - Heat Flux\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer per unit area =\",q,\" W\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.2  Page 17\n",
+    "\n",
+    "L = .15;   \t\t \t\t\t#[m] - Thickness of conducting wall\n",
+    "delT = 150 - 45;  \t\t      #[C] - Temperature Difference across the Wall\n",
+    "A = 4.5;                           #[m^2] - Wall Area\n",
+    "k=9.35;    \t\t\t\t\t#[W/m.C] - Thermal Conductivity of Wall Material\n",
+    "#calculations\n",
+    "#Using Fourier's Law eq 1.1\n",
+    "Q = k*A*delT/L;    \t\t\t#[W] - Heat Transfer\n",
+    "#Temperature gradient using Fourier's Law\n",
+    "TG = - Q/(k*A);                   #[C/m] - Temperature Gradient\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer per unit area =\",Q,\" W\");\n",
+    "print '%s %.2f %s' %(\"\\n \\n The Temperature Gradient in the flow direction =\",TG,\" C/m\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.3  Page 17-18\n",
+    "\n",
+    "x = .0825;   \t\t \t\t\t#[m] - Thickness of side wall of the conducting oven\n",
+    "delT = 175 - 75;  \t\t      #[C] - Temperature Difference across the Wall\n",
+    "k=0.044;   \t\t\t\t\t#[W/m.C] - Thermal Conductivity of Wall Insulation\n",
+    "Q = 40.5;                          #[W] - Energy dissipitated by the electric coil withn the oven  \n",
+    "#calculations\n",
+    "#Using Fourier's Law eq 1.1\n",
+    "A = (Q*x)/(k*delT);    \t\t#[m^2] - Area of wall\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Area of the wall =\",A,\" m^2\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.4  Page 18-19\n",
+    "\n",
+    "delT = 300-20;  \t\t            #[C] - Temperature Difference across the Wall\n",
+    "h = 20;    \t\t\t\t\t#[W/m^2.C] - Convective Heat Transfer Coefficient\n",
+    "A = 1*1.5;                           #[m^2] - Wall Area\n",
+    "#calculations\n",
+    "#Using Newton's Law of cooling eq 1.6\n",
+    "Q = h*A*delT;        \t\t\t#[W] - Heat Transfer\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer =\",Q,\" W\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.5  Page 19\n",
+    "\n",
+    "L=.15;   \t\t \t\t\t#[m] - Length of conducting wire\n",
+    "d = 0.0015;                       #[m] - Diameter of conducting wire\n",
+    "A = 22*d*L/7;                     #[m^2] - Surface Area exposed to Convection\n",
+    "delT = 120 - 100;  \t\t      #[C] - Temperature Difference across the Wire\n",
+    "h = 4500;    \t\t\t\t\t#[W/m^2.C] - Convective Heat Transfer Coefficient\n",
+    "print 'Electric Power to be supplied = Convective Heat loss';\n",
+    "#calculations\n",
+    "#Using Newton's Law of cooling eq 1.6\n",
+    "Q = h*A*delT;        \t\t\t#[W] - Heat Transfer\n",
+    "Q = round(Q,1);\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer =\",Q,\" W\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.6  Page 20-21\n",
+    "\n",
+    "T1 = 300 + 273;  \t\t                  #[K] - Temperature of 1st surface\n",
+    "T2 = 40 + 273;                           #[K] - Temperature of 2nd surface\n",
+    "A = 1.5;                                 #[m^2] - Surface Area\n",
+    "F = 0.52;    \t\t\t\t       #[dimensionless] - The value of Factor due geometric location and emissivity\n",
+    "sigma = 5.67*(10**-8)                    #(W/(m^2 * K^4)) - Stephen - Boltzmann Constant\n",
+    "#calculations\n",
+    "#Using Stephen-Boltzmann Law eq 1.9\n",
+    "Q = F*sigma*A*(T1**4 - T2**4)   \t    #[W] - Heat Transfer\n",
+    "#Equivalent Thermal Resistance using eq 1.10\n",
+    "Rth = (T1-T2)/Q;                     #[C/W] - Equivalent Thermal Resistance\n",
+    "#Equivalent convectoin coefficient using h*A*(T1-T2) = Q\n",
+    "h = Q/(A*(T1-T2));                   #[W/(m^2*C)] - Equivalent Convection Coefficient\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer =\",Q,\" W\");\n",
+    "print '%s %.2f %s' %(\"\\n The equivalent thermal resistance =\",Rth,\" C/W\");\n",
+    "print '%s %.2f %s' %(\"\\n The equivalent convection coefficient =\",h,\" W/(m^2 * C)\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.7  Page 21-22\n",
+    "\n",
+    "L = 0.025;                                #[m] - Thickness of plate\n",
+    "A = 0.6*0.9;                              #[m^2] - Area of plate   \n",
+    "Ts = 310;  \t\t                         #[C] - Surface Temperature of plate\n",
+    "Tf = 15;                                  #[C] - Temperature of fluid(air)\n",
+    "h = 22;    \t\t\t\t\t       #[W/m^2.C] - Convective Heat Transfer Coefficient\n",
+    "Qr = 250;    \t\t\t\t       #[W] - Heat lost from the plate due to radiation\n",
+    "k = 45;    \t\t\t\t\t       #[W/m.C] - Thermal Conductivity of Plate\n",
+    "#calculations\n",
+    "# In this problem, heat conducted by the plate is removed by a combination of convection and radiation\n",
+    "# Heat conducted through the plate = Convection Heat losses + Radiation Losses\n",
+    "# If Ti is the internal plate temperature, then heat conducted = k*A*(Ts-Ti)/L\n",
+    "Qc = h*A*(Ts-Tf);                        #[W] - Convection Heat Loss\n",
+    "Ti = Ts + L*(Qc + Qr)/(A*k);   \t       #[C] - Inside plate Temperature\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n Rate of Heat Transfer =\",Ti,\" C\");\n",
+    "#END\n",
+    "\n",
+    "# Example 1.8  Page 22\n",
+    "\n",
+    "Ts = 250;  \t\t                         #[C] - Surface Temperature\n",
+    "Tsurr = 110;                              #[C] - Temperature of surroundings\n",
+    "h = 75;    \t\t\t\t\t       #[W/m^2.C] - Convective Heat Transfer Coefficient\n",
+    "F = 1;    \t\t\t\t             #[dimensionless] - The value of Factor due geometric location and emissivity\n",
+    "sigma = 5.67*(10**-8)                    #(W/(m^2 * K^4)) - Stephen - Boltzmann Constant\n",
+    "k = 10;    \t\t\t\t\t       #[W/m.C] - Thermal Conductivity of Solid\n",
+    "#calculations\n",
+    "# Heat conducted through the plate = Convection Heat losses + Radiation Losses\n",
+    "qr = F*sigma*((Ts+273)**4-(Tsurr+273)**4)    #[W/m^2] - #[W] - Heat lost per unit area from the plate due to radiation\n",
+    "qc = h*(Ts-Tsurr);                           #[W/m^2] - Convection Heat Loss per unit area\n",
+    "TG = -(qc+qr)/k;   \t                      #[C/m] - Temperature Gradient\n",
+    "#results\n",
+    "print '%s %.2f %s' %(\"\\n \\n The temperature Gradient =\",TG,\" C/m\");\n",
+    "#END\n"
+   ]
+  }
+ ],
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