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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 /3640/CH2/EX2.6 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3640/CH2/EX2.6')
| -rw-r--r-- | 3640/CH2/EX2.6/Ex2_6.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/3640/CH2/EX2.6/Ex2_6.sce b/3640/CH2/EX2.6/Ex2_6.sce new file mode 100644 index 000000000..92eef7758 --- /dev/null +++ b/3640/CH2/EX2.6/Ex2_6.sce @@ -0,0 +1,27 @@ +clc
+//the example below is an extension of Ex2_5
+//the following code contains userdefined fucntion complexstring
+function s=complexstring(a)
+
+ if imag(a)>=0 then
+ s=sprintf('%g+%gi',real(a),imag(a))
+ else
+ s=sprintf('%g%gi',real(a),imag(a))
+
+ end
+ funcprot(0)
+endfunction
+Load=5000 //load of the plant in kW
+pf1=0.8 //power factor of load(lagging)
+Sp=Load+(Load*tan(acos(pf1)))*%i //original complex power of load in kVA
+disp('Sp='+complexstring(Sp)+'kVA')
+pf2=0.9 //new power factor
+Qp1=real(Sp)*tan(acos(0.9)) //reactive power,equal to Qp` in textbook
+mprintf("Qp`=%fkVAR\n",Qp1)//the ans vary due to roundoff error
+Qp=imag(Sp)
+mprintf("Qs=%fkVAR",Qp1-Qp)//KVAR to be supplied by synchronous condenser
+
+
+
+
+
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