Problem# 3. For a load, Vrms-1 10/85° V, Irms-3/15° A. Determine: (a) the com- plex and...
Example 1 The voltage across the load is v(t) = 60 cos(wt - 10°) V and the current through the element in the direction of I voltage drop is i(t) = 1.5 sin(wt + 50°) A. Find a) The complex and apparent powers b) The real and the reactive powers c) The power factor and the load impedance.
Problem 1 A 3-phase, Y/Y system is supplied from a 450 V (line). The load impedance is 6tj 10 Ω/phase. Please do the following a) Draw the single-phase equivalent circuit of phase A b) Find the magnitude of all line and phase currents c) Find the real power delivered to the load d) Find the reactive power delivered to the load e) Find the apparent power delivered to the load f) Find the power factor of the load
Q3. from a 240 V, 50 Hz supply as shown in the Figure 3. 24020 Vrms Inductive load with 0.6 lagging Load current 50 A Ohle Capacitor to be connected for power factor improvement Figure 3: a) Assuming that the capacitor shown in the figure is disconnected, calculate the load real (PL), reactive(Q1), and apparent power(SL) (5 marks) b) Draw the load power triangle and indicate real (P.) reactive (Q.), apparent (SL) power, and power factor angle (@.) (5 marks)...
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Name Problem 1 (40 points) A small single-phase gencrator is connected to a load whose impedance is 25/-15 Q. The generator voltage is 220 V. Determine: A. The resistance and reactance of the load B. The real and reactive power absorbed by the load C. The power factor and whether it is lagging or leading D. The impedance and the real and reactive power in per unit for a base of 220 V & 100 VA 543.
The phasor voltage across a certain load is V = 1000√ 2∠ 30∘ V, and the phasor current I = 15 √ 2∠ 70 ∘ A. Determine the power factor. Determine the power. Determine the reactive power. Determine the apparent power delivered to the load. Determine the impedance. Is the power factor leading or lagging?
A three-phase generator connected in a star generates a phase voltage of Vθ = 2500 Vrms and supplies a delta-connected three-phase load. The three phases of the generator feed 3 equal charges each composed of R = 10 Ω, XC = 4Ω and XL = 10Ω. a) Calculate the phase, line and load currents b) Calculate the phase, line and load voltages c) Calculate the powers of Apparent (S), Real (P) and Reactive (Q) delivered by the generator d) Calculate...
A balanced A-connected load of Z,=12+39.0 12 is connected to a power supply via a transmission line with impedance of Zrl=0.6+j2.5 12, find Transmission Lines o 20820 V AC 2084(0–240°) v umaza 10 AC 2084(0-120°) v mm | za | Three-Phase 208 V, 60 HZ Power Supply Three-Phase A-Connected Balanced Load @@OGO E the load line and phase voltages (magnitude and angle), the load line and phase currents (magnitude and angle), the total load's real, reactive, and apparent powers, the...
An impedance of 10+4j is connected to a voltage source supplying 100 < 0 V to the impedance. What is the current supplied to the impedance? What is the power factor of the load? What is the real, reactive, apparent, and complex power consumed by the load?
A 67 Vrms source is placed across a load that consists of a 12 ohm resistor in series with an capacitor whose reactance is 5 ohms. Compute the following: a) The average power of the load b) The reactive power of the load c) The apparent power of the load d) The power factor of the load
1) Figure- generator is producing a line voltage of 480 V, and the line impedance is 0.09 + j0.16 . Load 1 is Y connected, with a phase impedance of 2.5236.87° 0 and load 2 is A connected, with a phase impedance of 54-20° n. shows a three-phase power system with two loads. The A-connected 2 0.09 j0.16 n w Vca= 4802-240° V + Vab = 48020 V Vhc = 480-120° V 0.09 j0.16 0.09 j0.16 Load 1 Load 2...