1.5 INTRODUCTION TO HIGH VOLTAGE POWER SYSTEMS. Review Questions.

Автор: Chief_Admins / Дата: пт, 12/01/2017 - 22:12 /

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a) Compare the pros and cons of overhead lines and underground cables.
b) What is a bushing?
c) Which two purposes are served by the oil in a transformer? Elaborate.
d) What are the differences between CTs and VTs?
e) Why should the secondary of a CT never become open-circuited while it is energized?
f) Describe the concept of auto reclosing.
g) How does an isolator differ from a circuit breaker?
h) Describe the arc interruption processes in air blast, SF6, oil and vacuum circuit breakers.
i) What are the pros and cons of AC and DC transmission?

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Высоковольтное оборудование (свыше 1000 В)

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