Three identical loads with complex impedance are connected to a 3-phase network 230V/400V,50Hz. 1- The three loads are coupled in delta shape (triangle). The power is measured using the two watmeters method with W1=2740 W aand W2=980 W A- Calculate the total active and reactive power. B- Calculate the rms value of the line current C- Find the magnitude of the complex impedance Z.
Three identical loads with complex impedance are connected to a 3-phase network 230V/400V,50Hz. 1- The three loads are coupled in delta shape (triangle). The power is measured using the two watmeters method with W1=2740 W aand W2=980 W A- Calculate the total active and reactive power. B- Calculate the rms value of the line current C- Find the magnitude of the complex impedance Z.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.7P: Let a 100V sinusoidal source be connected to a series combination of a 3 resistor, an 8 inductor,...
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Three identical loads with complex impedance are connected to a 3-phase network 230V/400V,50Hz.
1- The three loads are coupled in delta shape (triangle). The power is measured using the two
watmeters method with W1=2740 W aand W2=980 W
A- Calculate the total active and reactive power.
B- Calculate the rms value of the line current
C- Find the magnitude of the complex impedance Z.
2- The three louds are now connected in star shape.
A- Using the value of Z found in 1)c, calculate the rms value of the line current I.
b- Calculate the total active power and reactive power
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