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Q1. The secondary winding of a transformer has a terminal voltage of Vs(t) = 325.27 sin...
Problem 1: The secondary winding of a transformer has a terminal voltage of v, (t) 282.8...
Problem 1: The secondary winding of a transformer has a terminal voltage of v, (t) 282.8 sin 377t V. The turns ratio of the transformer is 100:200 (a0.50) The impedances of this transformer referred to the primary side are The equivalent circuit is shown below lf (a) If the secondary current of the transformer is i,()-7.07sin(3771-36.87) A, what is the primary current of this transformer? (20 points) HINTS: I. Peak values of the secondary voltage and current are specified in...
2. The secondary winding of a transformer has a terminal voltage of (t)=169.7 sin3141 V. The...
2. The secondary winding of a transformer has a terminal voltage of (t)=169.7 sin3141 V. The turn ratio of the transformer is 40:200. The impedances of this transformer referred to the primary side are: Rey-0.15 2. Re-50 Q2, X-0.25 S2, X-25 . If the secondary current of the transformer is i,(0=14.14 sin(3141-53.139) A, (a) What is the primary current of this transformer? (10%) (b) What are its voltage regulation and efficiency? (10%)
B. A single-phase transformer has the following parameters. N1/N2 10; Req 12, Xeq 102, X 22W,...
B. A single-phase transformer has the following parameters. N1/N2 10; Req 12, Xeq 102, X 22W, RO 10002, X 0 50002 The rated voltage of the primary winding is 1000V. A load of 0.5 230° is connected across the secondary windings of the transformer. Compute the following a. The load voltage referred to primary V2' and the load voltage V2 c. The currents of the primary and secondary windings d. The voltage regulation e. The efficiency of the transformer
three-phase transformer is rated at 12 kV/135 kV, 100 MVA. It has the following equivalent circuit...
three-phase transformer is rated at 12 kV/135 kV, 100 MVA. It has the following equivalent circuit parameters (referred to the primary winding where appropriate) : • primary resistance R1 = 0.03 ohms, secondary resistance R2’ = 0.04 ohms • primary leakage reactance X1 = 0.1 ohms, secondary leakage reactance X2’ = 0.1 ohms • magnetising reactance XM = 16 ohms, core-loss resistance RC = 200 ohms. In your calculations, you should use the simplified equivalent circuit. i) The transformer is...
Q1 A single-phase 11/2.2 kV, 22 kVA transformer has the following parameters all referred to the HV side RI 0.4, X 0...
Q1 A single-phase 11/2.2 kV, 22 kVA transformer has the following parameters all referred to the HV side RI 0.4, X 0.602, R2 7.5 , X2 22 , Re 2500 , and Xm - 20002 The transformer is supplying 80% of its rated load at a power factor of 0.87 power factor lagging and at its rated voltage. Calculate (a) the efficiency of the transformer, (b) the power losses on the primary side (the copper loss and core loss), and...
Part A A transformer has 310 primary turns and 1390 secondary turns. The input voltage is...
Part A A transformer has 310 primary turns and 1390 secondary turns. The input voltage is 120 V and the output current is 150 A Assume 100% efficiency What is the output voltage? Express your answer to three significant figures and include the appropriate uni PHP R O ? Vs Value Units Submit Request Answer Part B What is the rout current Express your answer to three significant figures and include the appropriate units. HAR O m? Ip Value Units
Problem 1: The secondary winding of a transformer has a terminal voltage of v, (t) 282.8 sin 377t V. The turns ratio of the transformer is 100:200 (a0.50) The impedances of this transformer referred to the primary side are The equivalent circuit is shown below lf (a) If the secondary current of the transformer is i,()-7.07sin(3771-36.87) A, what is the primary current of this transformer? (20 points) HINTS: I. Peak values of the secondary voltage and current are specified in...
2. The secondary winding of a transformer has a terminal voltage of (t)=169.7 sin3141 V. The turn ratio of the transformer is 40:200. The impedances of this transformer referred to the primary side are: Rey-0.15 2. Re-50 Q2, X-0.25 S2, X-25 . If the secondary current of the transformer is i,(0=14.14 sin(3141-53.139) A, (a) What is the primary current of this transformer? (10%) (b) What are its voltage regulation and efficiency? (10%)
B. A single-phase transformer has the following parameters. N1/N2 10; Req 12, Xeq 102, X 22W, RO 10002, X 0 50002 The rated voltage of the primary winding is 1000V. A load of 0.5 230° is connected across the secondary windings of the transformer. Compute the following a. The load voltage referred to primary V2' and the load voltage V2 c. The currents of the primary and secondary windings d. The voltage regulation e. The efficiency of the transformer
Q1 A single-phase 11/2.2 kV, 22 kVA transformer has the following parameters all referred to the HV side RI 0.4, X 0.602, R2 7.5 , X2 22 , Re 2500 , and Xm - 20002 The transformer is supplying 80% of its rated load at a power factor of 0.87 power factor lagging and at its rated voltage. Calculate (a) the efficiency of the transformer, (b) the power losses on the primary side (the copper loss and core loss), and...
Part A A transformer has 310 primary turns and 1390 secondary turns. The input voltage is 120 V and the output current is 150 A Assume 100% efficiency What is the output voltage? Express your answer to three significant figures and include the appropriate uni PHP R O ? Vs Value Units Submit Request Answer Part B What is the rout current Express your answer to three significant figures and include the appropriate units. HAR O m? Ip Value Units
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