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Pocinho Dam

Pocinho Dam (Portuguese: Barragem do Pocinho) is a concrete gravity dam on the Douro, where the river forms the border line between the districts of Guarda and Bragança. It is located in the municipality Vila Nova de Foz Côa, in Guarda District, Portugal.

Pocinho Dam
Location of Pocinho Dam in Portugal
Official nameBarragem do Pocinho
CountryPortugal
Locationmunicipality Vila Nova de Foz Côa, Guarda District
Coordinates41°8′3.5″N 7°6′50.8″W / 41.134306°N 7.114111°W / 41.134306; -7.114111
PurposePower
StatusOperational
Construction began1974
Opening date1982
Owner(s)Companhia Portuguesa de Produção de Electricidade
Operator(s)Energias de Portugal
Dam and spillways
Type of damConcrete gravity dam
ImpoundsDouro
Height (foundation)49 m (161 ft)
Length430 m (1,410 ft)
Elevation at crest139 m (456 ft)
Width (crest)6.4 m (21 ft)
Dam volume120,000 m3 (4,200,000 cu ft)
Spillway typeDam body
Spillway capacity15,000 m3/s (530,000 cu ft/s)
Reservoir
Total capacity83,070,000 m3 (67,350 acre⋅ft)
Active capacity12,240,000 m3 (9,920 acre⋅ft)
Surface area8.29 km2 (3.20 sq mi)
Normal elevation125.5 m (412 ft)
Operator(s)Energias de Portugal
Commission date1983
Hydraulic head21.6 m (71 ft) (max)
Turbines3 x 57.6 MW Kaplan-type
Installed capacity186 MW
Annual generation408.4 GWh

Construction of the dam began in 1974. The dam was completed in 1982. It is owned by Companhia Portuguesa de Produção de Electricidade (CPPE).[1]

Dam edit

Pocinho Dam is a 49 m tall (height above foundation) and 430 m long gravity dam with a crest altitude of 139 m. The volume of the dam is 120,000 m³. The spillway with 4 radial gates is part of the dam body (maximum discharge 15,000 m³/s).[1]

Reservoir edit

At full reservoir level of 125.5 m (maximum flood level of 134.5 m) the reservoir of the dam has a surface area of 8.29 km² and a total capacity of 83.07 mio. m³. The active capacity is 12.24 (12)[2][3] mio. m³.[1]

Power plant edit

The run-of-the-river hydroelectric power plant was commissioned in 1983[2][3] (1982).[4] It is operated by EDP. The plant has a nameplate capacity of 186[1][2][3][4][5] MW. Its average annual generation is 408.4[2] (406.2,[5] 530[3] or 534[1][4]) GWh.

The power station contains 3 Kaplan turbine-generators with 57.6 MW (62 MVA) each in a dam powerhouse located on the left side of the dam. The turbine rotation is 88.2 rpm. The minimum hydraulic head is 15.5 m, the maximum 21.6 m. Maximum flow per turbine is 390 m³/s.[2]

The turbines were provided by Kværner, the generators by ABB Group.[4]

Lock edit

On the right side of the dam is a lock, which can handle ships with the following maximum properties: 83 m in length, 11.40 m on the beam, 3.8 m load-draught and a cargo capacity of 2500 tons.[6]

See also edit

References edit

  1. ^ a b c d e "POCINHO DAM". APA Barragens de Portugal. Retrieved 2015-03-02.
  2. ^ a b c d e (in Portuguese). Energias de Portugal. Archived from the original on 2017-08-11. Retrieved 2015-03-02.
  3. ^ a b c d (PDF) (in Portuguese). Rede Eléctrica Nacional, S.A. p. 29 (27). Archived from the original (PDF) on 2021-06-27. Retrieved 2015-03-02.
  4. ^ a b c d "Pocinho Hydroelectric Power Plant Portugal". Global Energy Observatory. Retrieved 2015-03-02.
  5. ^ a b (PDF) (in Portuguese). Energias de Portugal. pp. 40 (38). Archived from the original (PDF) on 2014-11-03. Retrieved 2015-03-02.
  6. ^ "waterway introduction". Instituto Portuário e dos Transportes Marítimos. Retrieved 2015-02-11.

pocinho, portuguese, barragem, pocinho, concrete, gravity, douro, where, river, forms, border, line, between, districts, guarda, bragança, located, municipality, vila, nova, côa, guarda, district, portugal, location, portugalofficial, namebarragem, pocinhocoun. Pocinho Dam Portuguese Barragem do Pocinho is a concrete gravity dam on the Douro where the river forms the border line between the districts of Guarda and Braganca It is located in the municipality Vila Nova de Foz Coa in Guarda District Portugal Pocinho DamLocation of Pocinho Dam in PortugalOfficial nameBarragem do PocinhoCountryPortugalLocationmunicipality Vila Nova de Foz Coa Guarda DistrictCoordinates41 8 3 5 N 7 6 50 8 W 41 134306 N 7 114111 W 41 134306 7 114111PurposePowerStatusOperationalConstruction began1974Opening date1982Owner s Companhia Portuguesa de Producao de ElectricidadeOperator s Energias de PortugalDam and spillwaysType of damConcrete gravity damImpoundsDouroHeight foundation 49 m 161 ft Length430 m 1 410 ft Elevation at crest139 m 456 ft Width crest 6 4 m 21 ft Dam volume120 000 m3 4 200 000 cu ft Spillway typeDam bodySpillway capacity15 000 m3 s 530 000 cu ft s ReservoirTotal capacity83 070 000 m3 67 350 acre ft Active capacity12 240 000 m3 9 920 acre ft Surface area8 29 km2 3 20 sq mi Normal elevation125 5 m 412 ft Operator s Energias de PortugalCommission date1983Hydraulic head21 6 m 71 ft max Turbines3 x 57 6 MW Kaplan typeInstalled capacity186 MWAnnual generation408 4 GWh Wikimedia Commons has media related to Pocinho Dam Construction of the dam began in 1974 The dam was completed in 1982 It is owned by Companhia Portuguesa de Producao de Electricidade CPPE 1 Contents 1 Dam 2 Reservoir 3 Power plant 4 Lock 5 See also 6 ReferencesDam editPocinho Dam is a 49 m tall height above foundation and 430 m long gravity dam with a crest altitude of 139 m The volume of the dam is 120 000 m The spillway with 4 radial gates is part of the dam body maximum discharge 15 000 m s 1 Reservoir editAt full reservoir level of 125 5 m maximum flood level of 134 5 m the reservoir of the dam has a surface area of 8 29 km and a total capacity of 83 07 mio m The active capacity is 12 24 12 2 3 mio m 1 Power plant editThe run of the river hydroelectric power plant was commissioned in 1983 2 3 1982 4 It is operated by EDP The plant has a nameplate capacity of 186 1 2 3 4 5 MW Its average annual generation is 408 4 2 406 2 5 530 3 or 534 1 4 GWh The power station contains 3 Kaplan turbine generators with 57 6 MW 62 MVA each in a dam powerhouse located on the left side of the dam The turbine rotation is 88 2 rpm The minimum hydraulic head is 15 5 m the maximum 21 6 m Maximum flow per turbine is 390 m s 2 The turbines were provided by Kvaerner the generators by ABB Group 4 Lock editOn the right side of the dam is a lock which can handle ships with the following maximum properties 83 m in length 11 40 m on the beam 3 8 m load draught and a cargo capacity of 2500 tons 6 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 POCINHO DAM APA Barragens de Portugal Retrieved 2015 03 02 a b c d e Pocinho Informacao Tecnica in Portuguese Energias de Portugal Archived from the original on 2017 08 11 Retrieved 2015 03 02 a b c d Hidroelectricidade em Portugal memoria e desafio PDF in Portuguese Rede Electrica Nacional S A p 29 27 Archived from the original PDF on 2021 06 27 Retrieved 2015 03 02 a b c d Pocinho Hydroelectric Power Plant Portugal Global Energy Observatory Retrieved 2015 03 02 a b DECLARACAO AMBIENTAL 2012 PDF in Portuguese Energias de Portugal pp 40 38 Archived from the original PDF on 2014 11 03 Retrieved 2015 03 02 waterway introduction Instituto Portuario e dos Transportes Maritimos Retrieved 2015 02 11 Retrieved from https en wikipedia org w index php title Pocinho Dam amp oldid 1176794489, wikipedia, wiki, book, books, library,

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