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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 /3760/CH6/EX6.4/Ex6_4.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3760/CH6/EX6.4/Ex6_4.sce')
| -rw-r--r-- | 3760/CH6/EX6.4/Ex6_4.sce | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/3760/CH6/EX6.4/Ex6_4.sce b/3760/CH6/EX6.4/Ex6_4.sce new file mode 100644 index 000000000..cd614c991 --- /dev/null +++ b/3760/CH6/EX6.4/Ex6_4.sce @@ -0,0 +1,31 @@ +clc;
+f1=50; //frequency of supply
+f2=20; //frequency required by the load
+P=4;
+//for part a
+
+Nrf_ss=(120*f1)/P; //Speed of rotor field w.r.t stator structure
+Nrf_rs=(120*f2)/P; //Speed of stator field w.r.t rotor structure
+//Nr (+or-) speed of rotor field w.r.t rotor = speed of stator field w.r.t stator
+//for +ve sign rotor must be driven in the direction of stator field at a speed
+Nr1=Nrf_ss-Nrf_rs;
+Nr2=Nrf_ss+Nrf_rs;
+mprintf('The two speeds are %d and %d \n',Nr1,Nr2);
+
+
+//for part b
+
+//for rotor speed Nr1
+s1=(Nrf_ss-Nr1)/Nrf_ss;
+//for rotor speed Nr2
+s2=(Nrf_ss-Nr2)/Nrf_ss;
+//On evaluation the ratio of voltages is found as
+ R=s1/s2; //R=E1/E2
+mprintf('The ratio of two voltages available at the slip rings at the two speeds is %d',R);
+
+//for part c
+
+
+
+
+
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