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Diffstat (limited to '3872/CH14/EX14.4')
| -rw-r--r-- | 3872/CH14/EX14.4/EX14_4.jpg | bin | 0 -> 21975 bytes | |||
| -rw-r--r-- | 3872/CH14/EX14.4/EX14_4.sce | 17 |
2 files changed, 17 insertions, 0 deletions
diff --git a/3872/CH14/EX14.4/EX14_4.jpg b/3872/CH14/EX14.4/EX14_4.jpg Binary files differnew file mode 100644 index 000000000..caad930cb --- /dev/null +++ b/3872/CH14/EX14.4/EX14_4.jpg diff --git a/3872/CH14/EX14.4/EX14_4.sce b/3872/CH14/EX14.4/EX14_4.sce new file mode 100644 index 000000000..9a302c3eb --- /dev/null +++ b/3872/CH14/EX14.4/EX14_4.sce @@ -0,0 +1,17 @@ +//Book - Power System: Analysis & Design 5th Edition
+//Authors - J. Duncan Glover, Mulukutla S. Sarma, and Thomas J. Overbye
+//Chapter - 14 ; Example 14.1
+//Scilab Version - 6.0.0 ; OS - Windows
+
+clc;
+clear;
+time_interruptions=[8.17 200;71.3 600; 30.3 25; 267.2 90; 120 700; 10 1500; 40 100]; //Number of custumers interrupted for a time duration in minutes
+total_customers=2000; //Total number of customers
+SAIFI=(time_interruptions(1,2)+time_interruptions(2,2)+time_interruptions(3,2)+time_interruptions(4,2)+time_interruptions(5,2)+time_interruptions(6,2)+time_interruptions(7,2))/total_customers; //System average interruption frequency index
+SAIDI=(time_interruptions(1,2)*time_interruptions(1,1)+time_interruptions(2,2)*time_interruptions(2,1)+time_interruptions(3,2)*time_interruptions(3,1)+time_interruptions(4,2)*time_interruptions(4,1)+time_interruptions(5,2)*time_interruptions(5,1)+time_interruptions(6,2)*time_interruptions(6,1)+time_interruptions(7,2)*time_interruptions(7,1))/total_customers; //System average interruption duration index
+CAIDI=SAIDI/SAIFI; //Customer average interruption duration index
+ASAI=(365*24*total_customers-(time_interruptions(1,2)*time_interruptions(1,1)+time_interruptions(2,2)*time_interruptions(2,1)+time_interruptions(3,2)*time_interruptions(3,1)+time_interruptions(4,2)*time_interruptions(4,1)+time_interruptions(5,2)*time_interruptions(5,1)+time_interruptions(6,2)*time_interruptions(6,1)+time_interruptions(7,2)*time_interruptions(7,1))/60)*100/(365*24*total_customers); //Average service availability index
+printf('\nSAIFI = %f interruptions/year',SAIFI);
+printf('\nSAIDI = %f minutes/year',SAIDI);
+printf('\nCAIDI = %f minutes/year',CAIDI);
+printf('\nASAI = %f percentage',ASAI);
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