Radisson Substation

Radisson Substation is a large electrical substation located near Radisson on the Route de la Baie James highway.Google Earth images.] The switching station, owned by Hydro-Québec, is the largest substation in its power grid, covering an area of 100 football fields.Cite web|title=Radisson Substation|url=http://www.hydroquebec.com/visit/virtual_visit/poste_radisson.html|accessdate=2008-01-21|publisher=Hydro-Québec] Electrical power heading into the switchyard is collected via several relatively short alternating current (AC) 735,000 kilovolt (kV) and AC 315,000 kV power lines coming from hydroelectric plants like the Robert-Bourassa power station, part of the James Bay Project, located Convert|16|km|mi|lk=on|abbr=on|0 away.Cite web|title=James Bay|url=http://www.purplelizard.com/james%20bay.htm|publisher=Purple Lizard Maps|accessdate=2008-01-11] Cite web|title=Eastmain 1-A Powerhouse and Rupert Diversion: Area Development|url=http://www.ceaa.gc.ca/010/0001/0001/0017/Figure8-1_e.pdf|accessdate=2008-01-11|author=Hydro-Québec Production|date=2006-10] The power from these lines is either raised to AC 735 kV from AC 315 kV, statically inverted and stepped down to high-voltage direct current (HVDC) +/- 450 kV, or unchanged (735 kV to 735 kV).Cite web|title=The HVDC Transmission Québec - New England|url=http://www.abb.com/cawp/gad02181/c1256d71001e0037c12568340029b5c4.aspx?&opendatabase&v=17ea&e=us&m=100a&|publisher=The ABB Group|accessdate=2008-01-11|date=2007-02-08] The amount of electrical energy passing through the substation is 6,600 megawatts (MW).Cite web|title=Day 3: Radisson & Chisasibi|url=http://www.purplelizard.com/james%20bay2.htm|publisher=Purple Lizard Maps|accessdate=2008-01-19] Two AC 735 kV lines and one HVDC +/- 450 kV line, part of the James Bay transmission system, transfer this electrical energy over a distance of Convert|1000|km|mi|abbr=on|-2 to Montreal and the Northeast United States.Cite web|title=Map of the Transmission System|url=http://www.hydroquebec.com/transenergie/en/reseau/pdf/carte_reseau.pdf|publisher=Hydro-Québec|accessdate=2008-01-11]

ee also

*Hydro-Québec
*Hydro-Québec's electricity transmission system
*Quebec - New England Transmission

References