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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/CH9/EX9.7/Example9_7.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3472/CH9/EX9.7/Example9_7.sce')
| -rw-r--r-- | 3472/CH9/EX9.7/Example9_7.sce | 34 |
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diff --git a/3472/CH9/EX9.7/Example9_7.sce b/3472/CH9/EX9.7/Example9_7.sce new file mode 100644 index 000000000..2f0fb7626 --- /dev/null +++ b/3472/CH9/EX9.7/Example9_7.sce @@ -0,0 +1,34 @@ +// 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 2: CONSTANTS OF OVERHEAD TRANSMISSION LINES
+
+// EXAMPLE : 2.7 :
+// Page number 104
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+D_a_a = 100.0 // Distance between conductors a & a(cm)
+D_a_b = 25.0 // Distance between conductors a & b(cm)
+d = 2.0 // Diameter of conductor(cm)
+
+// Calculations
+r = d/2.0 // Conductor radius(cm)
+GMR = 0.7788*r // GMR(cm)
+D_a_aa = GMR // GMR of conductors a & a'(cm)
+D_aa_a = D_a_aa // GMR of conductors a' & a(cm)
+D_aa_aa = D_a_a // GMR of conductors a' & a'(cm)
+D_s = (D_a_a*D_a_aa*D_aa_aa*D_aa_a)**(1.0/4) // Self GMD of conductor A = Self GMD of conductor B(cm)
+D_a_bb = (D_a_a**2+D_a_b**2)**(1.0/2) // Distance between conductors a & b'(cm)
+D_aa_b = D_a_bb // Distance between conductors a' & b(cm)
+D_aa_bb = D_a_b // Distance between conductors a' & b'(cm)
+D_m = (D_a_b*D_a_bb*D_aa_b*D_aa_bb)**(1.0/4) // Mutual GMD(cm)
+L = 2*10**-7*log(D_m/D_s) // Inductance/conductor/mt(H)
+L_mH = 2.0*L*1000.0*1000.0 // Loop inductance per km(mH)
+
+// Results
+disp("PART II - EXAMPLE : 2.7 : SOLUTION :-")
+printf("\nInductance per km of the double circuit line, L = %.1f mH", L_mH)
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