(b) A 2.89kV/230V single phase transformer used in a local distribution network has the equivalent circuit parameters shown in Table Q3b. Determine: (i) The transformer turns ratio. (ii) The secondary voltage, current and power (W) given a 10 2 resistive load. (iii) The efficiency and voltage regulation at this load. (iv) The load power when operating the transformer at maximum efficiency. The transformer primary current and power factor when operating under no load (open circuit) conditions. (v) hase e . - atonc 11 L T atina Parameter Value Units Re 46 10 Хм Rieg Xieq 78 200 Ω Table Q3b

(b) A 2.89kV/230V single phase transformer used in a local distribution network has the equivalent circuit parameters shown in Table Q3b. Determine: (i) The transformer turns ratio. (ii) The secondary voltage, current and power (W) given a 10 2 resistive load. (iii) The efficiency and voltage regulation at this load. (iv) The load power when operating the transformer at maximum efficiency. The transformer primary current and power factor when operating under no load (open circuit) conditions. (v) hase e . - atonc 11 L T atina Parameter Value Units Re 46 10 Хм Rieg Xieq 78 200 Ω Table Q3b

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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