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| author | kinitrupti | 2017-05-12 18:53:46 +0530 |
|---|---|---|
| committer | kinitrupti | 2017-05-12 18:53:46 +0530 |
| commit | 6279fa19ac6e2a4087df2e6fe985430ecc2c2d5d (patch) | |
| tree | 22789c9dbe468dae6697dcd12d8e97de4bcf94a2 /Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb | |
| parent | d36fc3b8f88cc3108ffff6151e376b619b9abb01 (diff) | |
| download | Python-Textbook-Companions-6279fa19ac6e2a4087df2e6fe985430ecc2c2d5d.tar.gz Python-Textbook-Companions-6279fa19ac6e2a4087df2e6fe985430ecc2c2d5d.tar.bz2 Python-Textbook-Companions-6279fa19ac6e2a4087df2e6fe985430ecc2c2d5d.zip | |
Removed duplicates
Diffstat (limited to 'Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb')
| -rwxr-xr-x | Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb b/Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb new file mode 100755 index 00000000..e587f8b8 --- /dev/null +++ b/Non_Conventional_Energy_Resources_by_B.H.Khan/Chapter6.ipynb @@ -0,0 +1,164 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:19f2a8cb1c6de61d0a56800f8e56bd9bad7dc4e03b58a655a7a7ff910f23e6d6"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 6: Solar Photovoltaic Systems"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex6.1:Pg-162"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "# Given data :\n",
+ "import math\n",
+ "T=27 +273 # temperature converted in kelvin\n",
+ "NV=1e22 # effective density of states in valence band in cm^(-3)\n",
+ "NA=1e19 # acceptor density in cm^(-3)\n",
+ "k=8.629*10**(-5) # boltzmann constant in eV/K\n",
+ "EFV=k*T*math.log(NV/NA) # closeness of fermi level i.e Ef-Ev\n",
+ "print \"Closeness of fermi level with valence bond is\",round(EFV,4),\"eV\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Closeness of fermi level with valence bond is 0.1788 eV\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex6.2:Pg-165"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "# Given data :\n",
+ "E =2.42 # Band gap in eV\n",
+ "hc=1.24 # planck's constant * speed of light\n",
+ "# solution\n",
+ "Lambda=1.24/E # in micro-meter usinf eq 6.4\n",
+ "\n",
+ "print \"The optimum wavelength is \",round(Lambda,3),\" micro meter\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The optimum wavelength is 0.512 micro meter\n"
+ ]
+ }
+ ],
+ "prompt_number": 20
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex6.3:Pg-182"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "# Given data :\n",
+ "Pout=1*735 # motor power output in W\n",
+ "Peffi=0.85 # motor efficiency\n",
+ "cellarea=9*4*125*125e-6 # area in m^2 \n",
+ "Rad=1000 #incident radiation in kW/m^2\n",
+ "celleffi=0.12 # cell efficiency\n",
+ "\n",
+ "# soln.\n",
+ "Pin=Pout/Peffi # power req by motor in W\n",
+ "N=Pin/(Rad*cellarea*celleffi) # number of modules\n",
+ "\n",
+ "print round(N),\" number of modules are required\" \n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "13.0 number of modules are required\n"
+ ]
+ }
+ ],
+ "prompt_number": 22
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex6.4:Pg-185"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "# given:\n",
+ "noMPPTpower=10*8 # power without MPPT in W from fig 6.25\n",
+ "MaxP=25*5 # maximum power by PV module in W from fig 6.25\n",
+ "effi=0.95 # efficiency of MPPT\n",
+ "MPPTcost=4000 # Cost in rupees\n",
+ "# Soln\n",
+ "Pact=MaxP*effi # actual power produced in W\n",
+ "Psurplus=Pact-noMPPTpower # Surplus power in W\n",
+ "t=MPPTcost/(3*Psurplus/1000) # time required in hours \n",
+ "print \"time required is \",round(t,2),\"hours\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "time required is 34408.6 hours\n"
+ ]
+ }
+ ],
+ "prompt_number": 24
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |