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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/CH10/EX10.12 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3472/CH10/EX10.12')
| -rw-r--r-- | 3472/CH10/EX10.12/Example10_12.sce | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/3472/CH10/EX10.12/Example10_12.sce b/3472/CH10/EX10.12/Example10_12.sce new file mode 100644 index 000000000..590f1de8c --- /dev/null +++ b/3472/CH10/EX10.12/Example10_12.sce @@ -0,0 +1,38 @@ +// 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 3: STEADY STATE CHARACTERISTICS AND PERFORMANCE OF TRANSMISSION LINES
+
+// EXAMPLE : 3.12 :
+// Page number 143
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+E_s = 275.0 // Sending end voltage(kV)
+f = 50.0 // Frequency(Hz)
+l = 400.0 // Line length(km)
+x = 0.05 // Inductive reactance(ohm/km)
+y = 3.0*10**-6 // Line charging susceptance(S/km)
+r = 0.0 // Lossless line
+
+// Calculations
+// Case(a)
+R = r*l // Total resistance(ohm/phase)
+X = x*l // Inductive reactance(ohm/phase)
+Y = y*l // Susceptance(mho)
+Z = complex(R,X) // Total impedance(ohm/phase)
+A = 1+(Y*Z/2)*%i // Line constant
+E_r = E_s/abs(A) // Receiving end voltage at no load(kV)
+// case(b)
+Z_0 = (X/Y)**0.5 // Load at receiving end(ohm)
+// Case(c)
+Z_0_new = 1.2*Z_0 // New load at receiving station(ohm)
+
+// Results
+disp("PART II - EXAMPLE : 3.12 : SOLUTION :-")
+printf("\nCase(a): Receiving end voltage on open circuit = %.1f kV", E_r)
+printf("\nCase(b): Load at receiving end for flat voltage profile on line, Z_0 = %.1f Ω", Z_0)
+printf("\nCase(c): Distributed inductive reactance of the line is to be increased as, Loading for new voltage profile = %.2f Ω", Z_0_new)
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