Introduction and applications of gas insulated substation (GIS)

This tutorial is meant to present and teach about all the improvements done in the design of GIS technology and to report about the excellent experiences with GIS in other countries.

A. Overview

Gas-Insulated Substations (GIS) are in use world-wide since more than 30 years with in general very good experiences. GIS are most common in use in Japan, the largest single GIS market in the world, in Europe, the Middle East, and also the Far East and South East Asia.