Analysis of three-phase networks with sinusoidal forcing function Problem AC3ph-1 A three-phase load Z (resistive/inductive) such as a motor is delta-connected. L1 o IN U12 U31 L2O ño IN U23 NI L30- Data: Three-phase network 400/230 V at 50 Hz 400 V is the magnitude of the line voltages: U = 400 Z30° Uy = 400 Z-90°v 2 = 100 240° Un 400 2150° v a) Determine the current 1 (Effective value and phase angle). b) Find the average power of the three-phase load.
Problem AC3ph-2 A three-phase load is connected to a three-phase system according the figure below. Z Na 를 4 L1 04 12 IN L2 K wa 13 IN L3 0 륩 UN NO Three-phase load Data: Three-phase system with the phase voltages: Ulx = 231 20° V.U = 231 Z-120° V.Uz = 231 2120° V. Z = 60 230° 2 a) Which property (star/delta, balanced/unbalanced, resistive/inductive/capazitive ..., with/without neutral-connector) does the circuit have? b) Determine the voltage UN C) Determine the line currents I and I2 .
Analysis of three-phase networks with sinusoidal forcing function Problem AC3ph-1 A three-phase load Z (resistive/induct
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Analysis of three-phase networks with sinusoidal forcing function Problem AC3ph-1 A three-phase load Z (resistive/induct
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