Jinshuitan Dam | |
---|---|
Country | China |
Location | Lishui |
Coordinates | 28°12′45″N 119°32′11″E / 28.21250°N 119.53639°E |
Status | Operational |
Construction began | 1981 |
Opening date | 1986 |
Dam and spillways | |
Type of dam | Arch |
Impounds | Longquan Creek |
Height | 102 m (335 ft) |
Width (crest) | 5 m (16 ft) |
Width (base) | 24.6 m (81 ft) |
Spillways | 2 |
Spillway type | Shallow and intermediate levels on each, flip-bucket dissipation |
Spillway capacity | Shallow: 3,122 m3/s (110,252 cu ft/s) Intermediate: 2,638 m3/s (93,160 cu ft/s) |
Reservoir | |
Creates | Xiangong Lake |
Total capacity | 13,930,000,000 m3 (11,290,000 acre⋅ft)[1] |
Catchment area | 2,761 km2 (1,066 sq mi) |
Surface area | 34 km (21 mi) |
Maximum length | 66 km (41 mi) |
Normal elevation | 184 m (604 ft) |
Power Station | |
Operator(s) | Zhejiang Provincial Electric Bureau |
Commission date | 1987-1988 |
Turbines | 6 x 50 MW Francis-type |
Installed capacity | 300 MW |
Annual generation | 490 GWh |
The Jinshuitan Dam is an arch dam on Longquan Creek, a tributary of the Oujiang River in Zhejiang Province, China. It is located about 47 km (29 mi) southwest of Lishui. The dam and power station were completed in 1988 and serve several purposes to include hydroelectric power generation, water supply, flood control and navigation. It is the first dam of the Oujiang River cascade to be constructed and creates the second largest lake in Zhejiang.[2][3]
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