T&D World Magazine
Grid FACTS

Fingrid Oyi, Finland’s transmission operator, installed this SVC at its Kangasala substation to stabilize power oscillations caused by trips or faults on its transmission grid. Courtesy of Alstom.

FACTS Facts

There is an expanding presence of advanced technology altering the 21st century grid to meet its ever-changing role.

When the electrification process began, generation was located close to the load. As demand increased, generation and loads became farther apart and connected by radial lines. This worked fine for a while, but as demand continued to grow, generation got even farther away, requiring a lot of wire to keep the two connected. It did not take long for utilities to realize that pooling resources helped the situation. Interconnections brought enormous advantages compared to isolated systems such

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