A 3-phase, 50 Hz, oil cooled core type transformer has the following dimensions: Distance between core centres = 0.2 m, Height of window = 0.24 m Diameter of circumscribing circle = 0.14 m. The flux density in the core- 1.25 Wb/m². The current density in the conductor 2.5 A/mm². Assume a window = space factor of 0.2 and the core area factor 0.56. The core is 2-stepped. Estimate kVA rating the transformer

A 3-phase, 50 Hz, oil cooled core type transformer has the following dimensions: Distance between core centres = 0.2 m, Height of window = 0.24 m Diameter of circumscribing circle = 0.14 m. The flux density in the core- 1.25 Wb/m². The current density in the conductor 2.5 A/mm². Assume a window = space factor of 0.2 and the core area factor 0.56. The core is 2-stepped. Estimate kVA rating the transformer

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 3.9P

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A core centres = 0.2 m, Height of window = 0.24 m Diameter of circumscribing circle = 0.14 m. The flux 3-phase, 50 Hz, oil cooled core type transformer has the following dimensions: Distance between density in the core- 1.25 Wh/m². The current density in the conductor = 2.5 A/mm2. Assume a window space factor of 0.2 and the core area factor 0.56. The core is 2-stepped. Estimate kVA rating the transformer