From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3472/CH17/EX17.23/Example17_23.sce | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 3472/CH17/EX17.23/Example17_23.sce (limited to '3472/CH17/EX17.23/Example17_23.sce') diff --git a/3472/CH17/EX17.23/Example17_23.sce b/3472/CH17/EX17.23/Example17_23.sce new file mode 100644 index 000000000..f3df59f14 --- /dev/null +++ b/3472/CH17/EX17.23/Example17_23.sce @@ -0,0 +1,27 @@ +// 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 10: POWER SYSTEM STABILITY + +// EXAMPLE : 10.23 : +// Page number 306 +clear ; clc ; close ; // Clear the work space and console + +// Given data +G = 20.0 // Rating of turbo-generator(MVA) +PF = 0.75 // Lagging power factor +fault = 0.5 // Fault reduces output power +N_s = 1500.0 // Synchronous speed(rpm). From Example 10.22 + +// Calculations +P_prefault = PF*G // Pre-fault output power(MW) +P_a = P_prefault*fault // Post-fault output power(MW) +w = 2.0*%pi*N_s/60 // ω(rad/sec) +T_a = P_a*10**6/w // Accelerating torque at the time of fault occurrence(N-m) + +// Results +disp("PART II - EXAMPLE : 10.23 : SOLUTION :-") +printf("\nAccelerating torque at the time of fault occurrence, T_a = %.f N-m", T_a) -- cgit