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| author | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
| commit | 7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch) | |
| tree | 449d555969bfd7befe906877abab098c6e63a0e8 /3890/CH5/EX5.5/Ex5_5.sce | |
| parent | d1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff) | |
| download | Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.gz Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.tar.bz2 Scilab-TBC-Uploads-7bc77cb1ed33745c720952c92b3b2747c5cbf2df.zip | |
Diffstat (limited to '3890/CH5/EX5.5/Ex5_5.sce')
| -rw-r--r-- | 3890/CH5/EX5.5/Ex5_5.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/3890/CH5/EX5.5/Ex5_5.sce b/3890/CH5/EX5.5/Ex5_5.sce new file mode 100644 index 000000000..f62171d85 --- /dev/null +++ b/3890/CH5/EX5.5/Ex5_5.sce @@ -0,0 +1,29 @@ +//Electric machines and power systems by Syed A Nasar +//Publisher:TataMcgraw Hill +//Year: 2002 ; Edition - 7 +//Example 5.5 +//Scilab Version : 6.0.0 ; OS : Windows + +clc; +clear; + +Q=20; //power in KVA +v=220; //voltage in v +pf=0.707; //lagging power factor +Ra=0.5; //armature resistance in ohms +xd=4; //d-axis reactance in ohms +xq=2; //q-axis reactance in ohms + +vt=v/3^(1/2); +Ia=Q*10^3/(3^(1/2)*v); +phi=acosd(pf); +td=(Ia*xq*cosd(phi))/(vt+Ia*xq*sind(phi)); +d=atand(td); +Id=Ia*sind(phi+d); +v1=Id*xd; +v0=vt*cosd(d)+Id*xd; +reg=(v0-vt)*100/vt; + +printf('The percentage regulation is %f in percentage',reg) + + |