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Okutadami Dam : ウィキペディア英語版 | Okutadami Dam
The Okutadami Dam (奥只見ダム) is a concrete gravity dam on the Tadami River, east of Uonuma on the border of Niigata and Fukushima Prefectures, Japan. The primary purpose of the dam is hydroelectric power generation and it supports a 560 MW power station which is the largest conventional hydroelectric power station in Japan.〔 The dam also forms the second largest reservoir in Japan, next to that of the Tokuyama Dam. ==Background== Construction on the dam began and its original 360 MW power station was commissioned 2 December 1960. The rest of the project was complete in 1961. Between 1999 and 2003, the power station was expanded, adding 200 MW in installed capacity. In addition, a 2.7 MW generator was added to ensure a flow of downstream for environmental purposes.〔(【引用サイトリンク】url=http://www.jpower.co.jp/english/news_release/news/news176.pdf )〕 Along with the same power plant upgrade, a second Kaplan turbine-generator was added to the tall Otori Dam's power station downstream at . This generator has an 87 MW capacity in addition to the existing 95 MW unit, for an installed capacity of 182 MW.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Okutadami Dam」の詳細全文を読む
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