step by step please A 15-kVA 8000/230-V distribution transformer has an impedance referred to the primaryof 80 + j3002. The components of the excitation branch referred to the primary side are= 350 kQ and XM=70 k.Rc(a) If the primary voltage is 7967 V and the load impedance is ZŁ = 3.0 +jl.5 Q, whatis the secondary voltage of the transformer? What is the voltage regulation of thetransformer?(b) If the load is disconnected and a capacitor of -j4.0 N is connected in its place,what is the secondary voltage of the transformer? What is its voltage regulationunder these conditions?

Part (a): The turn ratio of the transformer is determined as: a=8000 V230 V=34.78 The load impedance…

A 15-kVA 8000/230-V distribution transformer has an impedance referred to the primary of 80 + j3002. The components of the excitation branch referred to the primary side are Rc = 350 kN and XM = 70 k2. (a) If the primary voltage is 7967 V and the load impedance is Z1 = 3.0 +jl.5 N, what ds is the secondary voltage of the transformer? What is the voltage regulation of the transformer? (b) If the load is disconnected and a capacitor of -j4.0 N is connected in its place, what is the secondary voltage of the transformer? What is its voltage regulation under these conditions?

A 15-kVA 8000/230-V distribution transformer has an impedance referred to the primary of 80 + j3002. The components of the excitation branch referred to the primary side are Rc = 350 kN and XM = 70 k2. (a) If the primary voltage is 7967 V and the load impedance is Z1 = 3.0 +jl.5 N, what ds is the secondary voltage of the transformer? What is the voltage regulation of the transformer? (b) If the load is disconnected and a capacitor of -j4.0 N is connected in its place, what is the secondary voltage of the transformer? What is its voltage regulation under these conditions?

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.63P: A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...

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