Hydropower Turbines Articles

  • Oswegatchie generating station - Case study

    The Oswegatchie Hydro facility is located on the Upper Oswegatchie River in the Adirondack Mountains of Northern New York. CHC provided a water-to-wire package consisting of two 1250 mm axial flow Kaplan turbines with 1035 kW/450 RPM synchronous generators, switchgear and controls package. This redevelopment project began operations in July 2002, was constructed in only 13 months and commissioned ...

  • East millinocket hydro - Case study

    The East Millinocket Hydro Facility is located on the Penobscot River in the town of Millinocket, Maine. The plant was originally constructed by the Great Northern Paper Company, and was acquired by Brookfield in 2002. The plant’s configuration consists of six quad-Francis assemblies, each assembly having four runners on one shaft. ...

  • Morgan falls hydro - Case study

    The Morgan Falls Hydro plant was built in 1996 on the LaHave River near New Germany, Nova Scotia. The plant was built on the site of the abandoned pulp mill constructed by the Morgan Falls Pulp Co. in 1893. CHC provided a 1500 mm horizontal axial flow Kaplan turbine heart to the previous owner in 2000, to retrofit to the existing S type configuration. In 2017, CHC refurbished the 1500 mm runner ...

  • Namewaminikan hydro development - Case study

    Two new generating stations, Long Rapids and Twin Falls, located on the Namewaminikan River in Northern Ontario were commissioned in the spring of 2017. CHC provided a total of four 1850 mm axial flow Kaplan turbines with synchronous generators and hydraulic power units. The Namewaminikan hydro development has a combined output of 10 MW. The Namewaminikan hydro project was optimized to reduce ...

  • McLeod dam hydro - Case study

    The McLeod Dam is one of six dams on the Moira River in Belleville, Ontario, Canada, owned and operated by the Quinte Conservation Association. This dam was constructed in the late 1970’s for the primary purpose of ice and flood control. In 2008, the dam was retrofitted for the secondary purpose of power generation. ...

  • Gorham hydro - Case study

    The Gorham plant is located on the Androscoggin River in Gorham, New Hampshire and is owned and operated by Great Lakes Hydro America, a subsidiary of Brookfield Power. CHC provided three 890 mm replacement Francis runner assemblies as part of the Gorham Hydro upgrade project. Commissioning of the three new turbines was completed in ...

  • Mill street dam hydro - Case study

    The Mill Street Dam, owned and operated by the City of Auburn, is located on the Owasco river in Auburn, New York. The generating station installed in the early 1980’s was in operation until 2004, when the costs of equipment maintenance and operational restrictions were deemed to be inefficient. The plant was shut down and remained inactive for 10 years. ...

  • Twin falls hydro redevelopment - Case study

    Commissioned in the Spring of 2016, this new 9.2 MW powerhouse, located on the Menominee River on the border of Wisconsin and Michigan, houses two vertical 2500 mm axial flow Kaplan turbines with 4600 kW / 240 rpm synchronous generators, hydraulics and unit controls provided by CHC. The new plant and spillway were built to replace the original generating station constructed in 1912, which was in ...

  • Medway hydro - Case study

    n operation since 1923, the Medway Hydroelectric Project is a run-of-river generating facility located on the Penobscot River in Medway, Maine. The plant was restored by Black Bear Hydro Partners LLC in 2011/2012 under the Penobscot River Restoration Agreement. CHC provided two 2500 mm replacement Francis runners to fit to the existing draft tubes. The new turbines provided a combined generating ...

  • Orono “B”/ Stillwater “B” Hydro projects - Case study

    In 2011, Black Bear Hydro Partners LLC constructed two new powerhouses at the Orono and Stillwater dams, located along the Penobscot River in the State of Maine. The new plants which were commissioned in 2012 are now owned and operated by Brookfield Renewable, one of the largest hydro developers in the United States, and a long time customer of CHC. ...

  • Sherman island generating station - Case study

    In 2004, Brookfield installed a new minimum flow turbine at its Sherman Island hydroelectric power facility, located on the Hudson River in Queensbury, NY. CHC provided a 1250 mm axial flow turbine for the new powerplant with a 1250 kW/514 RPM synchronous generator. The new plant can produce up to 1.25 MW of power. ...

  • West charleston hydro - Case study

    In 2004, Great Bay Hydro Corporation acquired four generating facilities in Vermont, including the West Charleston Hydro plant which had been out of operation and abandoned for a number of years. The West Charleston plant was built in the early 1900s and is located on the Clyde River in the town of Charleston, Vermont. In 2010, as part of the re-permitting process and in order to meet current ...

  • Gilman dam hydro - Case study

    The Gilman Hydro Project is located partly in the Village of Gilman, in Essex County, Vermont and partly in the town of Dalton, New Hampshire. In effect, the boundary between the two states passes through the plant, so that two of the facility’s four generating units are in New Hampshire, and the other two are in Vermont. In 2010, CHC supplied a 1225 mm camel back turbine assembly ...

  • Tulloch 3rd unit addition - Case study

    Located on the Stanislaus River in central California, the Tulloch Dam operates two vertical Francis units for a combined output of 18 MW. Commissioned in 2012, CHC provided an additional 1650 mm conventional Kaplan turbine-generator set which was added on the low level outlet of the dam, and which produces over 6.7 MW of additional power using the water that spills over the dam. The complete ...

  • Lower village hydro - Case study

    The Lower Village Hydro Dam was built in 1995 and is located on the Sugar River in Claremont, New Hampshire. The plant was last operational in 2011and was acquired by Sugar River Power LLC in January 2017, which owns and operates four other small hydro plants in New Hampshire and Massachusetts. ...

  • Boba and Las aarias hydro - Case study

    The Canal Boba and Las Barias Hydro projects were developed by the local Dominican utility with the Montreal engineering firm of Dessau Soprin. CHC provided two identical water-to-wire equipment packages, each including a 1250 mm axial flow Kaplan turbine, 900 kW/450 RPM synchronous generator hydraulic power unit and switchgear, controls and protection package. ...

  • Higley generating station - Case study

    The Higley generating station was built in 1913 and is located on the Raquette River in the State of New York. The original plant contained threeFrancis turbines producing just over 4 MW of power. ...

  • Curtis hydro redevelopment - Case study

    The Curtis Palmer hydro facility consists of two run-of-river hydroelectric generating stations located on the Hudson River, in Corynth, NY. In 2014, CHC provided two 2250 mm vertical axial flow Kaplan open flume turbines to replace two of the five horizontal units located in the Curtis powerhouse, which were running but in poor mechanical condition. The existing generators were removed, ...

  • Lockhart minimum flow - Case study

    Lockhart Power is the owner and operator of a number of hydro projects located in South Carolina. In 2011, CHC provided two water-to-wire packages for two new Lockhart hydro sites: a 1250 mm vertical axial flow Propeller minimum flow unit with generator and controls for the Lockhart Minimum Flow project and a 1700 mm axial flow Kaplan turbine with generator and controls for the Upper Pacolet ...

  • Douglas redevelopment - Case study

    The Douglas generating station owned and operated by Multistream Power Corporation is located on the Bonnechere River in Douglas, Ontario. The plant originally operated three 630 mm axial flow turbines as well as one Francis unit. ...

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