CARRAPATELO DAM |
|
PURPOSE - Hydroelectric / Navigation | |
LOCATION | GENERAL FEATURES |
District -
Porto Municipality - Marco de Canavezes Site - Mourilho River Basin - Douro River - Douro river |
Promoting entity
- CPPE, Cª. Portuguesa de Produção de Electricidade, SA Owner (RSB) - CPPE Engineering by - Hidro Eléctrica do Douro Construction by - ETABRIPOL Project year - 1964 Year of completion - 1972 |
HYDROLOGY | RESERVOIR |
River basin area
- 92050 km2 Mean annual rainfall - 582 mm Mean annual runoff - 5610300 x 1000 m3 Flood runoff - 22000 m3/s Return period - 1000 years |
Reservoir area -
9520 x 1000m2 Gross capacity - 148400 x 1000m3 Effective storage - 9000 x 1000m3 Normal water level (NWL) - 46,5 m |
DAM | |
Concrete - Gravity Height above foundation - 57 m Crest elevation - 55 m Crest length - 400 m Foundation - Granite Volume of dam body - 190 x 1000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Dam
body Control type - Controlled Spillway type - Over the dam Sill elevation - 31,8 m Sill length - 156 m Number of gates - 6 radial gates Energy dissipation - Silling basin |
Location - Thalweg Type - Through the dam Section - 2x7,4=4,8 m2 Upstream control - No Downstream control - Yes Energy dissipation - Stilling basin |
POWER PLANT | |
Type - Contiguous
to the dam Number of installed units - 3 Type of units - Kaplan Power installed capacity - 201 MW Power production - 870,6 GWh |