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词条 Qorlortorsuaq Dam
释义

  1. History

  2. Description

  3. Green Power program

  4. References

{{Infobox dam
| name = Qorlortorsuaq Dam
| name_official =
| image =
| image_size =
| image_caption =
| image_alt =
| location_map = Greenland
| location_map_size =
| location_map_caption =
| coordinates = {{coord|60|46|45.90|N|45|14|27.27|W|type:landmark|display=inline,title}}
| country = Greenland
| location =
| status = O
| construction_began = 2003
| opening = 2007
| demolished =
| cost =
| owner = Nukissiorfiit
| dam_type = Gravity
| dam_height = {{convert|15|m|ft|0|abbr=on}}
| dam_length = {{convert|80|m|ft|0|abbr=on}}
| dam_width_crest =
| dam_width_base =
| dam_volume =
| dam_crosses =
| spillway_count =
| spillway_type =
| spillway_capacity = {{convert|3.9|m3/s|0|abbr=on}}
| res_name =
| res_capacity_total = {{convert|108000000|m3|acre.ft|abbr=on}}
| res_catchment =
| res_surface = {{convert|2.4|–|5.1|km2|1|abbr=on}}
| res_max_depth =
| plant_name =
| plant_coordinates = {{coord|60|46|33.98|N|45|14|13.19|W|type:landmark}}
| plant_operator = Landsvirkjun
| plant_commission =
| plant_decommission =
| plant_type =
| plant_turbines = 2 x 3.8 MW
| plant_capacity = 7.6
| plant_annual_gen = 27 GWh
| website =
| extra =
}}

Qorlortorsuaq Dam is a hydroelectric dam near Qorlortorsuaq in the Nanortalik district of the Kujalleq municipality in southern Greenland. It has a capacity of 7.2 MW and it generates power for the neighbouring towns of Qaqortoq and Narsaq.

History

The construction of the power plant started in December 2003 and was completed in October 2007.[1] It was built by consortium of E. Pihl & Son AS (51%), YIT (34%), and Landsvirkjun (15%). Landsvirkjun operates the power plant until 2012, when operation will be transferred to the Kujalleq municipality.[1] The design and engineering was performed by Icelandic companies Verkís and Efla.[2]

Description

Qorlortorsuaq Dam is a concrete gravity dam with height of {{convert|15|m}} and crest length of {{convert|80|m}}. It creates a reservoir with a capacity of 108 million cubic meters.[4] Its tunnel length is {{convert|245|m}} and pressure pipe is {{convert|245|m}}.[3] The flow rate is {{convert|3.9|m3/s}}.[2]

The power plant as two horizontal axis Francis turbines manufactured by Kössler with a total installed capacity of 7.6 MW. Its annual generation is 27 GWh.[4] A crew of four maintains the power plant.

Together with the power plant a {{convert|70|km|mi|0}} long high voltage (70 kV) line to Qaqortoq and Narsaq was erected.[4][5]

It passes the Igaliko Fjord, a more than 2 km long span, approximate between these two pylons: {{coord|60.812446|-45.661606|name=Pylon 1}} and {{coord|60.777958|-45.595286|name=Pylon 2}}.

Green Power program

The hydropower plant is part of the plan of the Greenland Home Rule government to replace fossil fuelled energy production and storage with sustainable power production.

[6]

References

1. ^{{cite press release | title=Ny stor spændende ordre: Vandkraftværk Qorlortorsuaq, Grønland | trans-title = New large exciting order: Qorlortorsuaq Hydroelectric Plant, Greenland | url=http://www.yit.dk/Content.aspx?path=15614;16213;16212;41081 | language=Danish | publisher=YIT Denmark | date = 2004-01-06 | accessdate = 2011-02-13}}
2. ^{{cite web | url = http://www.verkis.com/projects/energy/hydro-power/nr/1729 | title = Qorlortorsuaq — Hydroelectric Project | publisher = Verkís | accessdate = 2011-02-13}}
3. ^{{cite web | url = http://pdf.istak.is/ensk/past/01power/0402.pdf | title = Hydro Power Plant Qorlortorsuaq, Greenland | publisher = ÍSTAK Ltd. | format = PDF | accessdate = 2008-02-16}}
4. ^{{cite web |title=Small Hydroelectric, Qorlortorsuaq |url=http://www.mannvit.com/HydroelectricPower/SmallHydropower/HydroProject-Qorlortorsuaq/ | publisher = Mannvit Engineering |accessdate = 2011-02-13}}
5. ^{{cite web |title=Flight Information |url=http://iserit.greennet.gl/bgbw/facilities.html |quote=Caution. Powerlines has been established. | publisher = Narsarsuaq Airport |accessdate = 2013-05-31}}
6. ^{{cite web | title = Greenland opens hydrogen plant for renewable energy storage | url = http://www.renewableenergyfocus.com/view/8274/greenland-opens-hydrogen-plant-for-renewable-energy-storage | publisher = Renewable Energy Focus |accessdate = 2011-02-15}}
{{stack|{{Portal|Greenland|Water|Renewable energy}}}}{{GeoGroupTemplate}}

6 : Hydroelectric power stations in Greenland|Dams in Greenland|Dams completed in 2007|Gravity dams|Energy infrastructure completed in 2007|Kujalleq

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