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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/CH32/EX32.6 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3472/CH32/EX32.6')
| -rw-r--r-- | 3472/CH32/EX32.6/Example32_6.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/3472/CH32/EX32.6/Example32_6.sce b/3472/CH32/EX32.6/Example32_6.sce new file mode 100644 index 000000000..16e218df7 --- /dev/null +++ b/3472/CH32/EX32.6/Example32_6.sce @@ -0,0 +1,28 @@ +// A Texbook on POWER SYSTEM ENGINEERING
+// A.Chakrabarti, M.L.Soni, P.V.Gupta, U.S.Bhatnagar
+// DHANPAT RAI & Co.
+// SECOND EDITION
+
+// PART III : SWITCHGEAR AND PROTECTION
+// CHAPTER 6: CIRCUIT BREAKER
+
+// EXAMPLE : 6.6 :
+// Page number 567
+clear ; clc ; close ; // Clear the work space and console
+
+// Given data
+I = 1200.0 // Rated normal current(A)
+MVA = 1500.0 // Rated MVA
+kV = 33.0 // Voltage(kV)
+
+// Calculations
+I_breaking = MVA/(3**0.5*kV) // Rated symmetrical breaking current(kA)
+I_making = I_breaking*2.55 // Rated making current(kA)
+I_short = I_breaking // Short-time rating(kA)
+
+// Results
+disp("PART III - EXAMPLE : 6.6 : SOLUTION :-")
+printf("\nRated normal current = %.f A", I)
+printf("\nBreaking current = %.2f kA (rms)", I_breaking)
+printf("\nMaking current = %.f kA", I_making)
+printf("\nShort-time rating = %.2f kA for 3 secs", I_short)
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