When building a new renewable energy power station such as photovoltaic power station, wind turbines, biomass power plant, an extra high voltage cable (drawn by the operators) runs from the power plant to a modular substation. The substation is close to an electrical facility managed by general electric companies like TEPCO, etc…
Contact information:
Japan Grid Inc. Head Office: + 81 97 – 503 – 0707
Japan Grid Inc. Tokyo Branch: + 81 3 – 4405 – 1416
Japan Grid Inc. Tohoku Branch: + 81 24 – 563 – 5380
Email:webinfo@japangrid.jp
・Benefits of private transmission lines
(compared to general electric utility companies)
① Shorter lead times。
② Lower costs
・Challenges of private transmission lines
① Keeping the transmission lines in good condition.
② Obtaining authorizations of land management (river and road occupation permits).
・Main construction method
① Burying cables
② Power poles
③ Pylons