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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3472/CH18/EX18.10 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
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| -rw-r--r-- | 3472/CH18/EX18.10/Example18_10.sce | 32 |
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diff --git a/3472/CH18/EX18.10/Example18_10.sce b/3472/CH18/EX18.10/Example18_10.sce new file mode 100644 index 000000000..b3a9645ec --- /dev/null +++ b/3472/CH18/EX18.10/Example18_10.sce @@ -0,0 +1,32 @@ +// A Texbook on POWER SYSTEM ENGINEERING
+// A.Chakrabarti, M.L.Soni, P.V.Gupta, U.S.Bhatnagar
+// DHANPAT RAI & Co.
+// SECOND EDITION
+
+// PART II : TRANSMISSION AND DISTRIBUTION
+// CHAPTER 11: LOAD FREQUENCY CONTROL AND LOAD SHARING OF POWER GENERATING SOURCES
+
+// EXAMPLE : 11.10 :
+// Page number 336
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+load_1 = 10000.0 // Total balanced load(kW)
+V = 33000.0 // Voltage(V)
+PF_1 = 0.8 // Lagging power factor
+R = 1.6 // Resistance of feeder(ohm/phase)
+X = 2.5 // Reactance of feeder(ohm/phase)
+load_2 = 4460.0 // Load delivered by feeder(kW)
+PF_2 = 0.72 // Lagging power factor
+
+// Calculations
+I = load_1*1000/(3**0.5*V*PF_1)*exp(%i*-acos(PF_1)) // Total line current(A)
+I_1 = load_2*1000/(3**0.5*V*PF_2)*exp(%i*-acos(PF_2)) // Line current of first feeder(A)
+I_2 = I-I_1 // Line current of first feeder(A)
+Z_1 = complex(R,X) // Impedance of first feeder(ohm)
+Z_2 = I_1*Z_1/I_2 // Impedance of second feeder(ohm)
+
+// Results
+disp("PART II - EXAMPLE : 11.10 : SOLUTION :-")
+printf("\nImpedance of second feeder, Z_2 = %.2f∠%.1f° ohm \n", abs(Z_2),phasemag(Z_2))
+printf("\nNOTE: ERROR: Changes in the obtained answer from that of textbook is due to wrong values of substitution")
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