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Electricity generation in the world of nuclear power industry 77
Fig. 3.9 Photos of 1932-MW el pumped-storage Okutataragi hydroelectric power plant (Japan):
(A) dam of Kurokawa reservoir (the upper reservoir) and (B) dam of Tataragi reservoir
(the lower reservoir). The Kurokawa reservoir dam height is 98m, length: 325m, artificial lake
3
2
capacity: 0.033km , and surface area: 5.2km . The Tattaragi reservoir dam height is 64.5m,
2
3
length: 278m, artificial lake capacity: 0.019km , and surface area: 13.4km . Quite often,
pumped-storage hydroelectric power plants work together with NPPs to keep them at full
capacity during night hours.
Photos taken from Wikimedia Commons, authors/usernames Qurren and 663 highland; Source:
Wikipedia, October 10, 2017.
Fig. 3.10 One of the largest wind farms in the world—781-MW el onshore Roscoe wind turbine
power plant (TX, United States). Plant equipped with 627 turbines: 406 MHI 1MW el ;
55 Siemens 2.3MW el , and 166 GE 1.5MW el . The project cost more than 1 billion dollars,
provides enough power for more than 250,000 average Texan homes, and covers area of nearly
2
400km , which is several times the size of Manhattan, New York, NY, United States. In general,
wind power is suitable for harvesting when average wind velocity is at least 6m per s
(21.6km per h) (see wind-speed distribution over the United States in Fig. 3.11) [1].
Wikimedia Commons, photo by author/username: Fredlyfish4.