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| author | kinitrupti | 2017-05-12 18:40:35 +0530 |
|---|---|---|
| committer | kinitrupti | 2017-05-12 18:40:35 +0530 |
| commit | d36fc3b8f88cc3108ffff6151e376b619b9abb01 (patch) | |
| tree | 9806b0d68a708d2cfc4efc8ae3751423c56b7721 /sample_notebooks/anubhav gupta/anubhav gupta_version_backup | |
| parent | 1b1bb67e9ea912be5c8591523c8b328766e3680f (diff) | |
| download | Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.tar.gz Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.tar.bz2 Python-Textbook-Companions-d36fc3b8f88cc3108ffff6151e376b619b9abb01.zip | |
Revised list of TBCs
Diffstat (limited to 'sample_notebooks/anubhav gupta/anubhav gupta_version_backup')
| -rwxr-xr-x | sample_notebooks/anubhav gupta/anubhav gupta_version_backup/chapter15.ipynb | 318 |
1 files changed, 318 insertions, 0 deletions
diff --git a/sample_notebooks/anubhav gupta/anubhav gupta_version_backup/chapter15.ipynb b/sample_notebooks/anubhav gupta/anubhav gupta_version_backup/chapter15.ipynb new file mode 100755 index 00000000..6b74bd3d --- /dev/null +++ b/sample_notebooks/anubhav gupta/anubhav gupta_version_backup/chapter15.ipynb @@ -0,0 +1,318 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:e4b81aad84d58dd6a5380406939aae9ead38ccfe59091c46f280bef86ba6a2d7"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter15:POWER SYSTEMS"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.1:pg-207"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "V1=250\n",
+ "V2=480\n",
+ "Vol2_by_Vol1=V1/V2\n",
+ "\n",
+ "sav=(1-Vol2_by_Vol1)*100\n",
+ "print(sav)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "100\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.2:pg-207"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "P=5E6\n",
+ "pf=0.85\n",
+ "V=33000\n",
+ "l=50000\n",
+ "rho=3E-8\n",
+ "Pt=P*pf\n",
+ "Pl=Pt*0.1\n",
+ "I=P/V\n",
+ "A1=2*I*I*rho*l/Pl\n",
+ "Vol1=2*l*A1\n",
+ "print(Vol1)\n",
+ "Il=P/sqrt(3)/V\n",
+ "A2=3*Il*Il*rho*l/Pl\n",
+ "Vol2=3*l*A2\n",
+ "print(Vol2)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": []
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.3:pg-208"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import math\n",
+ "f=50\n",
+ "w=2*math.pi*f\n",
+ "I=0.8\n",
+ "V=220\n",
+ "P=75\n",
+ "phi=math.acos(P/V/I)\n",
+ "\n",
+ "phi_new=math.acos(0.9)\n",
+ "Ic=I*cos(phi)*(tan(phi)-tan(phi_new))\n",
+ "C=Ic/V/w\n",
+ "print\"C=\",round(C,8)\n",
+ "\n",
+ "phi_new=math.acos(1)\n",
+ "Ic=I*cos(phi)*(tan(phi)-tan(phi_new))\n",
+ "C=Ic/V/w\n",
+ "print\"C=\",round(C,8)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "C= 1.157e-05\n",
+ "C= 1.157e-05\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.4:pg-208"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import math\n",
+ "Cond_cost=100\n",
+ "charge=60\n",
+ "phi2=math.asin(0.1*Cond_cost/charge)\n",
+ "pf=cos(phi2)\n",
+ "print(pf)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "0.986013297183\n"
+ ]
+ }
+ ],
+ "prompt_number": 8
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.5:pg-209"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "\n",
+ "Oc=400000\n",
+ "pf1=0.8\n",
+ "phi1=math.acos(pf1)\n",
+ "ab=Oc/cos(phi1)*sin(phi1)\n",
+ "pf2=0.25\n",
+ "phi3=math.acos(pf2)\n",
+ "pf2=0.484\n",
+ "\n",
+ "gammaa=(ab-pf2*Oc)/(pf2*cos(phi3)+sin(phi3))\n",
+ "print(gammaa)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "97682.2645812\n"
+ ]
+ }
+ ],
+ "prompt_number": 9
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.6:pg-209"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "f=50\n",
+ "w=2*math.pi*f\n",
+ "P=2E6\n",
+ "V=11000\n",
+ "pf=0.8\n",
+ "phi=math.acos(pf)\n",
+ "Xl=10\n",
+ "IR=P/sqrt(3)/V/pf\n",
+ "Vr=V/sqrt(3)\n",
+ "Vs=Vr+IR*Xl*sin(phi)\n",
+ "Vsll=Vs*sqrt(3)\n",
+ "print(Vsll)\n",
+ "VR=Vsll/V-1\n",
+ "print(VR)\n",
+ "\n",
+ "pf=1\n",
+ "print(pf)\n",
+ "Qc=P*tan(phi)\n",
+ "C=Qc/V/V/w\n",
+ "print(C)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "12363.6363636\n",
+ "0.123966942149\n",
+ "1\n",
+ "3.94599032459e-05\n"
+ ]
+ }
+ ],
+ "prompt_number": 10
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Ex15.7:pg-210"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "f=50\n",
+ "w=2*math.pi*f\n",
+ "V=33000\n",
+ "Vr=V/sqrt(3)\n",
+ "P=24E6/3\n",
+ "pf=0.8\n",
+ "phi=math.acos(pf)\n",
+ "Ia=P/Vr/pf\n",
+ "Rl=4.0\n",
+ "Xl=20\n",
+ "Vs=Vr+Ia*(Xl*sin(phi)+Rl*cos(phi))\n",
+ "Vsll=sqrt(3)*Vs\n",
+ "VR=Vsll/V-1\n",
+ "print(Vsll)\n",
+ "Ia=Ia*exp(-1j*phi)\n",
+ "print(norm(Ia))\n",
+ "\n",
+ "phi1=math.atan(-Rl/Xl)\n",
+ "pf=cos(phi1)\n",
+ "Ia1=P/Vr/pf\n",
+ "Ia1=Ia1*exp(-1j*phi1) #calculation mistake in the book at this step\n",
+ "\n",
+ "Ic=Ia1-Ia\n",
+ "C=norm(Ic/w/Vr)\n",
+ "print(C)\n",
+ "\n",
+ "LL1=norm(Ia*Ia*Rl)\n",
+ "effi1=P/(P+LL1)\n",
+ "LL2=norm(Ia1*Ia1*Rl)\n",
+ "effi2=P/(P+LL2)\n",
+ "print(effi1)\n",
+ "print(effi2)\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "46818.1818182\n",
+ "524.863881081"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "\n",
+ "6.66433921487e-05\n",
+ "0.878934624697\n",
+ "0.916018976481\n"
+ ]
+ }
+ ],
+ "prompt_number": 11
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
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