Rehabilitation & Repair

Rehabilitation and upgrading of existing hydro plants is vital to ensure the continued reliable operation of these valuable assets, in addition to increasing global hydroelectric generating capacity.

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Latest Rehabilitation & Repair News

Canada utility seeks piezometric tests at Duncan Dam

07/24/2014

Canadian utility BC Hydro seeks bids to perform piezometric response tests at Duncan Dam on the Kootenay River in British Columbia.

Emagineered Solutions wins contract for Big Bend monollith joint repairs

07/23/2014

The U.S. Army Corps of Engineers has awarded a US$559,000 contract to Emagineered Solutions Inc. for remedial waterstop repairs in the upstream monolith joints at the 494.3-MW Big Bend hydroelectric project.

Voith Hydro displays new StreamDiver hydro turbine at HydroVision International 2014

07/22/2014

Technology and equipment manufacturer Voith Hydro is exhibiting a number of its environmentally-friendly hydropower innovations at HydroVision International 2014, which is currently taking place in Nashville, Tenn.

Back to our Roots: The Return of an Old Friend for Turbine Bearing Rehab

07/21/2014

When faced with the need for an efficient bearing solution for the 242-MW Osage hydropower plant, Ameren sought an option that would extend bearing life and found bearings made of lignum vitae wood fit the bill.

Cold Weather Survival Training for Operators of Remote Hydro Plants

07/21/2014

Personnel who work at remote hydroelectric facilities, like those in the Northern Manitoba area of Canada, may be faced with an overnight stay outdoors. To ensure worker safety, Manitoba Hydro administers a Cold Weather Survival program that equips personnel with the skills they need to survive.

Diving In: Creative Repair Solution at Horse Mesa Dam

07/21/2014

When a unit at Salt River Project's 129-MW Horse Mesa project suffered a catastrophic failure, a creative option was needed to repair the unit, whose intake structure is 160 feet below the lake surface. The solution chosen, called "saturation diving," involved using special equipment to replicate living at underwater pressures during the task.

Lift System Letting You Down? Troubleshooting Problems

07/21/2014

The high-pressure jacking oil system on a hydrodynamic bearing is an often-overlooked component that can cause bearing problems if not properly inspected and maintained.

Dam Safety & Security

07/21/2014

Collection of articles covering safety and security of dams and civil structures for July 2014

Canada utility seeks intake gates installation for 47-MW Ladore hydro project

07/18/2014

Canadian utility BC Hydro seeks bids to install replacement intake gates at the 47-MW Ladore hydroelectric project on the Campbell River in British Columbia.

U.S. seeks fish passage system overhaul at 810-MW Lower Granite Dam

07/17/2014

The U.S. Army Corps of Engineers seeks bids to perform major construction to upgrade the juvenile fish passage facility at 810-MW Lower Granite Dam on the Snake River in Washington.

U.S. seeks bids for switchyard upgrades at 320-MW Fort Randall Dam

07/16/2014

The U.S. Army Corps of Engineers seeks bids to upgrade the switchyard at the 320-MW Fort Randall hydroelectric project on the Missouri River in South Dakota.

U.S. seeks generator thrust bearing coolers for 2,620-MW Chief Joseph Dam

07/14/2014

The U.S. Army Corps of Engineers seeks bids to supply generator thrust bearing coolers for 2,620-MW Chief Joseph Dam on the Columbia River in Washington.

French engineer seeks trash rake for 7.9-MW Chavaroche hydro project

07/11/2014

Hydropower engineer Hydrostadium seeks bids to supply a replacement trash rake for the 7.9-MW Chavaroche hydroelectric project on France's Fier River.

U.S. seeks firms to supply transformers for 1,780-MW Dalles Dam

07/11/2014

The U.S. Army Corps of Engineers seeks information on firms able to supply 19 transformers for 1,780-MW Dalles Dam on the Columbia River.

Corps awards contract to modify fish channel at 810-MW Lower Granite hydropower project

07/11/2014

The U.S. Army Corps of Engineers has awarded a US$2.7 million contract to Engineered Heavy Services LLC to modify a juvenile fish collection channel at the 810-MW Lower Granite hydropower project.

Colorado's Big Thompson hydroelectric plant reopens after flood damages

07/09/2014

The U.S. Bureau of Reclamation said the Big Thompson hydroelectric power plant in Colorado is back online after a September flood caused damages.

Canada utility seeks engineering to refurbish Salmon River Dam

07/09/2014

Canadian utility BC Hydro seeks bids for engineering design services to refurbish Salmon River Diversion Dam in British Columbia.

Venezuela seeks inspection of equipment to upgrade six units of 10,300-MW Simon Bolivar hydro project

07/08/2014

Venezuela utility Corporacion Electrica Nacional S.A. (Corpoelec) invites expressions of interest to perform factory inspection of equipment required for modernization of six turbine-generators of the 10,300-MW Simon Bolivar hydroelectric project on Venezuela's Caroni River.

U.S. seeks refurbishment of cooling water systems at 140-MW Trinity hydro project

07/02/2014

The Bureau of Reclamation seeks bids to rebuild the cooling water strainers used in the generator and bearing cooling water systems at the 140-MW Trinity hydroelectric project on the Trinity River in California.

FWEE invites public to learn more about hydropower projects with geocaching

07/02/2014

The Foundation for Water & Energy Education is offering a new program to help encourage the public to learn about hydroelectric power projects within America's Pacific Northwest.


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