diff options
Diffstat (limited to '503/CH8/EX8.49/ch8_49.sci')
| -rwxr-xr-x | 503/CH8/EX8.49/ch8_49.sci | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/503/CH8/EX8.49/ch8_49.sci b/503/CH8/EX8.49/ch8_49.sci new file mode 100755 index 000000000..fa9539fe0 --- /dev/null +++ b/503/CH8/EX8.49/ch8_49.sci @@ -0,0 +1,20 @@ +//find no load freq setting,sys freq,at no load freq of swing generator, system trip freq
+
+clc;
+loadtot=260;
+r=125;
+pf=.84;
+genfl=r*pf;
+sld=75; //supply load
+n=3; //no of generators
+ls=loadtot-n*sld;
+m=-5/genfl;
+f=50;
+ff=f-m*sld;disp(ff,'set freq(Hz)');
+c=f-m*ls;disp(c,'set freq(Hz) supplied from swing generator');
+nld=sld+50/4;
+c=ff+m*nld;disp(c,'new system freq(Hz)');
+rld=310-n*sld;
+c=f-m*rld;disp(c,'set freq(Hz) of swing generator');
+nld=310/n;
+c=ff+m*nld;disp(c,'system trip freq(Hz)');
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