Hydro News

Computational Tools to Assess Turbine Biological Performance

07/21/2014

To help ensure the safety of fish passing through the new turbines at 912-MW Priest Rapids, Public Utility District No. 2 of Grant County is employing the BioPA method to analyze the biological performance of proposed designs - and to choose an improved one for this facility.

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.

Removing Dillsboro Dam: A Wise Decision

07/21/2014

It may seem counterintuitive to remove a dam that impounds water for an operating powerhouse, but for Duke Energy this decision avoided significant costs at its other hydro projects and eliminated lost generation resulting from the installation of bypass flow facilities.

CFD Modeling to Design a Fish Lift Entrance

07/21/2014

A three-dimensional computational fluid dynamics model of the tailrace at Milford Dam indicated there would be no areas approaching the entrance to the new fish lift where flow velocity prevented fish from entering the lift.

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.

NERC CIP Version 5: Impact to Hydro Owners and Operators

07/21/2014

The new Version 5 of the Critical Infrastructure Protection Reliability Standards must be implemented by all hydroelectric project owners and operators. Depending on the classification of your systems, significant work may be needed.

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.

Legislation May Usher in a New Golden Age for U.S. Hydropower

07/21/2014

With its revival for fiscal year 2014, the Hydroelectric Production Incentives Program shows promise as a new federal revenue stream for hydro facilities.

Dam Safety & Security

07/21/2014

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

Oh How Far We've Come!

07/21/2014

As HydroVision International, the world's largest hydropower event, celebrates 20 years, we take a look back to see how far it's come and learn some of the factors that have contributed to its success.

R&D Forum

07/21/2014

Research reports and study findings related to hydropower for July 2014

Armstrong finances NKE, IDE for small hydropower development in Indonesia

07/21/2014

Asian financial firm Armstrong Asset Management has announced its plan to spend up to US$22.5 million in developing and operating a 50 MW portfolio of mini-hydroelectric power plants in Indonesia.

Tech Briefs

07/21/2014

Collection of articles related to hydropower technology from July 2014

Parker Hannifin unveils "smart cylinder" for use in hydroelectric gates and governor

07/18/2014

Motion and control technologies manufacturer Parker Hannifin has announced a hydraulic cylinder equipped with its new "Intellinder" sensor that it will feature at the upcoming HydroVision International 2014 Conference and Exhibition.

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.

Raising of California's San Vicente Dam complete

07/18/2014

The San Diego County Water Authority has completed a raise of the San Vicente Dam, adding 152,000 acre-feet of water storage capacity to the reservoir.

Danube agency seeks fish ladder for Austria's 6.5-MW Nussdorf hydro project

07/17/2014

Austria's Danube River flood control agency Via Donau - Osterreichische Wasserstrassen-Gesellschaft mbH seeks bids to design and construct a fish ladder at the 6.5-MW Nussdorf hydro project on the Danube in Austria.

Flow Science earns industry honor

07/17/2014

Computational fluid dynamics (CFD) modeling software developer Flow Science has been named a recipient of a 2014 Venture Acceleration Fund award by Los Alamos National Security, LLC.

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.


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