111-find the magnitude and phase of the impedance where V=(16+j8)V and current =(3-j12)A 111b-An ac power...
111-find the magnitude and phase of the impedance where V=(16+j8)V and current =(3-j12)A
111b-An ac power system has the following loads connected: load1=400W at 0,8pf lagging,Load 2=200VAr at pf 0,8 lagging and load 3=250VA at 0,70pf lagging
calculate the total active power, reactive power and apparent power for the given ac power system
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111-find the magnitude and phase of the impedance where
V=(16+j8)V and current =(3-j12)A
111b-An ac power...
A three phase line has an Impedance of 0.4+j2.7 Ω per phase. The line feeds two...
A three phase line has an Impedance of 0.4+j2.7 Ω per phase. The line feeds two balanced three phase loads that are connected in parallel. The first load is absorbing 560.1kVA @ PF=0.707 lagging and the second load absorbs 132kW @ PF=1. The line-to-line voltage at the load side is 3810.5/_30° V. Determine: a) The magnitude of the line voltage at the source side b) Total active & reactive power loss in the line c) Active and reactive power at...
The impedance of a three-phase line is 0.3 + j 2.4 per phase. The line feeds...
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I have seen similar examples of this question. However, for both 208V and 280V AC power...
I
have seen similar examples of this question. However, for both 208V
and 280V AC power system, the line-to-line voltage seems to be the
same which 120V and that does not make sense. Can you please
justify that in the solution?
A 280-V, 3Ø AC power system, Y-connected three-phase generator connected through a three-phase transmission line to a A-connected load. The transmission line has an impedance of (0.06+j0.12) S2/phase, and the load has an impedance of (12+j9) 92 per phase....
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1 A single phase AC system Consider a single phase AC distribution system in which there...
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A three-phase line with an impedance of (0.25+j1.25) ohms/phase supplies power to three balanced 3-phase parallel connected loads: • Load 1 absorbs a total of 125 kW and 100 KVAR • Load 2 is a delta-connected impedance load with (125+j 40)ohms/phase • Load 3 absorbs 120 kVA at 0.8 power factor (lagging) Given that the line-neutral voltage at the load end of the line is 2400 V, determine the magnitude of the line-to- line voltage at the source end of...
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load...
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load dissipates 100 kW with a 0.867 power factor. Specify the capacitance needed to correct the power factor to being 1. 3. Consider a circuit for a single-phase AC power system, where a 200 volt AC voltage source is delivering power to a loads. Find the true power, reactive power and apparent power delivered by 150 mA current (Impedance phase angle 0 = 30°) 3....
A 240V three phase power system supplies two loads in parallel: Load 1: measured line current...
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A three-phase line, which has an impedance of (2 + j4) Ω per phase, feeds two...
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Problem 1 A 3-phase, Y/Y system is supplied from a 450 V (line). 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
I
have seen similar examples of this question. However, for both 208V
and 280V AC power system, the line-to-line voltage seems to be the
same which 120V and that does not make sense. Can you please
justify that in the solution?
A 280-V, 3Ø AC power system, Y-connected three-phase generator connected through a three-phase transmission line to a A-connected load. The transmission line has an impedance of (0.06+j0.12) S2/phase, and the load has an impedance of (12+j9) 92 per phase....
A three-phase line with an impedance of (0.25+j1.25) ohms/phase supplies power to three balanced 3-phase parallel connected loads: • Load 1 absorbs a total of 125 kW and 100 KVAR • Load 2 is a delta-connected impedance load with (125+j 40)ohms/phase • Load 3 absorbs 120 kVA at 0.8 power factor (lagging) Given that the line-neutral voltage at the load end of the line is 2400 V, determine the magnitude of the line-to- line voltage at the source end of...
2. A load is connected to a voltage of 1320 volts at 60 Hz. The load dissipates 100 kW with a 0.867 power factor. Specify the capacitance needed to correct the power factor to being 1. 3. Consider a circuit for a single-phase AC power system, where a 200 volt AC voltage source is delivering power to a loads. Find the true power, reactive power and apparent power delivered by 150 mA current (Impedance phase angle 0 = 30°) 3....
A 240V three phase power system supplies two loads in parallel: Load 1: measured line current 30A, power factor 0.85 lagging, and Load 2: measured power 10kW, reactive power -7.5kVar A. Determine the power factor of load 2. B. Determine the total real power (in kW), reactive power (in kVAR), apparent power (in kVA), power factor and line current (in A) of the two loads.
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
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