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Touvedo Dam

Touvedo Dam (Portuguese: Barragem de Touvedo) is a concrete gravity dam on the Limia. It is located in the municipality Ponte da Barca e Arcos de Valdevez, in Viana do Castelo District, Portugal.

Touvedo Dam
Location of Touvedo Dam in Portugal
Official nameBarragem de Touvedo
CountryPortugal
Locationmunicipality Ponte da Barca e Arcos de Valdevez, Viana do Castelo District
Coordinates41°48′44.9″N 8°21′13.5″W / 41.812472°N 8.353750°W / 41.812472; -8.353750
PurposePower, irrigation, flood control
StatusOperational
Construction began1987
Opening date1993
Owner(s)Companhia Portuguesa de Produção de Electricidade
Operator(s)Energias de Portugal
Dam and spillways
Type of damConcrete gravity dam
ImpoundsLimia
Height (foundation)42.5 m (139 ft)
Length133.5 m (438 ft)
Elevation at crest55 m (180 ft)
Dam volume74,620 m3 (2,635,000 cu ft)
Spillway typeOver the dam
Spillway capacity3,200 m3/s (110,000 cu ft/s)
Reservoir
Total capacity15,500,000 m3 (12,600 acre⋅ft)
Active capacity4,500,000 m3 (3,600 acre⋅ft)
Surface area1.72 km2 (0.66 sq mi)
Normal elevation50 m (160 ft)
Operator(s)Energias de Portugal
Commission date1993
Hydraulic head25 m (82 ft) (max)
Turbines1 x 22.2 MW Kaplan-type
Installed capacity22 MW
Annual generation66.8 GWh

Construction of the dam began in 1987. The dam was completed in 1993. It is owned by Companhia Portuguesa de Produção de Electricidade (CPPE). The dam is used for power generation, irrigation and flood control.[1]

Dam edit

Touvedo Dam is a 42.5 m tall (height above foundation) and 133.5 m long gravity dam with a crest altitude of 55 m. The volume of the dam is 74,620 m³. The spillway with 3 cradial gates is part of the dam body (maximum discharge 3,200 m³/s). There is also a bottom outlet which can discharge up to 50 m³/s.[1]

Reservoir edit

At full reservoir level of 50 m the reservoir of the dam has a surface area of 1.72 km² and a total capacity of 15.5 mio. m³. The active capacity is 4.5 (4.0)[2] mio. m³. Minimum operating level is 47.5 m.[1]

The reservoir of Touvedo Dam serves as lower reservoir for the Alto Lindoso pumped-storage power plant.[3][4]

Power plant edit

The hydroelectric power plant was commissioned in 1993.[5] It is operated by EDP. The plant has a nameplate capacity of 22[1][2][3][4][5] MW. Its average annual generation is 66.8[5] (61,[2] 67,[1][4] or 78[3]) GWh.

The power station contains one Kaplan turbine-generator with 22.2 MW (24 MVA) in a dam powerhouse located on the left side of the dam. The turbine rotation is 187.5 rpm. The minimum hydraulic head is 20 m, the maximum 25 m. Maximum flow per turbine is 100 m³/s.[5]

The turbine and generator were provided by GEC-Alstom.[4]

See also edit

References edit

  1. ^ a b c d e "TOUVEDO DAM". APA Barragens de Portugal. Retrieved 2015-03-13.
  2. ^ a b c (PDF) (in Portuguese). Rede Eléctrica Nacional, S.A. p. 30 (28). Archived from the original (PDF) on 2021-06-27. Retrieved 2015-03-13.
  3. ^ a b c (PDF) (in Portuguese). Energias de Portugal. pp. 17–18 (15–16). Archived from the original (PDF) on 2014-11-03. Retrieved 2015-03-13.
  4. ^ a b c d "Touvedo Hydroelectric Power Plant Portugal". Global Energy Observatory. Retrieved 2015-02-13.
  5. ^ a b c d (in Portuguese). Energias de Portugal. Archived from the original on 2014-11-11. Retrieved 2015-03-13.

touvedo, portuguese, barragem, touvedo, concrete, gravity, limia, located, municipality, ponte, barca, arcos, valdevez, viana, castelo, district, portugal, location, portugalofficial, namebarragem, touvedocountryportugallocationmunicipality, ponte, barca, arco. Touvedo Dam Portuguese Barragem de Touvedo is a concrete gravity dam on the Limia It is located in the municipality Ponte da Barca e Arcos de Valdevez in Viana do Castelo District Portugal Touvedo DamLocation of Touvedo Dam in PortugalOfficial nameBarragem de TouvedoCountryPortugalLocationmunicipality Ponte da Barca e Arcos de Valdevez Viana do Castelo DistrictCoordinates41 48 44 9 N 8 21 13 5 W 41 812472 N 8 353750 W 41 812472 8 353750PurposePower irrigation flood controlStatusOperationalConstruction began1987Opening date1993Owner s Companhia Portuguesa de Producao de ElectricidadeOperator s Energias de PortugalDam and spillwaysType of damConcrete gravity damImpoundsLimiaHeight foundation 42 5 m 139 ft Length133 5 m 438 ft Elevation at crest55 m 180 ft Dam volume74 620 m3 2 635 000 cu ft Spillway typeOver the damSpillway capacity3 200 m3 s 110 000 cu ft s ReservoirTotal capacity15 500 000 m3 12 600 acre ft Active capacity4 500 000 m3 3 600 acre ft Surface area1 72 km2 0 66 sq mi Normal elevation50 m 160 ft Operator s Energias de PortugalCommission date1993Hydraulic head25 m 82 ft max Turbines1 x 22 2 MW Kaplan typeInstalled capacity22 MWAnnual generation66 8 GWh Construction of the dam began in 1987 The dam was completed in 1993 It is owned by Companhia Portuguesa de Producao de Electricidade CPPE The dam is used for power generation irrigation and flood control 1 Contents 1 Dam 2 Reservoir 3 Power plant 4 See also 5 ReferencesDam editTouvedo Dam is a 42 5 m tall height above foundation and 133 5 m long gravity dam with a crest altitude of 55 m The volume of the dam is 74 620 m The spillway with 3 cradial gates is part of the dam body maximum discharge 3 200 m s There is also a bottom outlet which can discharge up to 50 m s 1 Reservoir editAt full reservoir level of 50 m the reservoir of the dam has a surface area of 1 72 km and a total capacity of 15 5 mio m The active capacity is 4 5 4 0 2 mio m Minimum operating level is 47 5 m 1 The reservoir of Touvedo Dam serves as lower reservoir for the Alto Lindoso pumped storage power plant 3 4 Power plant editThe hydroelectric power plant was commissioned in 1993 5 It is operated by EDP The plant has a nameplate capacity of 22 1 2 3 4 5 MW Its average annual generation is 66 8 5 61 2 67 1 4 or 78 3 GWh The power station contains one Kaplan turbine generator with 22 2 MW 24 MVA in a dam powerhouse located on the left side of the dam The turbine rotation is 187 5 rpm The minimum hydraulic head is 20 m the maximum 25 m Maximum flow per turbine is 100 m s 5 The turbine and generator were provided by GEC Alstom 4 See also edit nbsp Portugal portal nbsp Water portal nbsp Renewable energy portal List of power stations in Portugal List of dams and reservoirs in PortugalReferences edit a b c d e TOUVEDO DAM APA Barragens de Portugal Retrieved 2015 03 13 a b c Hidroelectricidade em Portugal memoria e desafio PDF in Portuguese Rede Electrica Nacional S A p 30 28 Archived from the original PDF on 2021 06 27 Retrieved 2015 03 13 a b c DECLARACAO AMBIENTAL 2012 PDF in Portuguese Energias de Portugal pp 17 18 15 16 Archived from the original PDF on 2014 11 03 Retrieved 2015 03 13 a b c d Touvedo Hydroelectric Power Plant Portugal Global Energy Observatory Retrieved 2015 02 13 a b c d Touvedo Informacao Tecnica in Portuguese Energias de Portugal Archived from the original on 2014 11 11 Retrieved 2015 03 13 Map all coordinates using OpenStreetMap Download coordinates as KML GPX all coordinates GPX primary coordinates GPX secondary coordinates Retrieved from https en wikipedia org w index php title Touvedo Dam amp oldid 1205090615, wikipedia, wiki, book, books, library,

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