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Tech Briefs


Collection of articles related to hydropower technology from March 2014

Squeaky Clean: Remote-Controlled Dam Washer Gets the Job Done


Cleaning house takes on a different meaning at Tacoma Power's hydroelectric projects. In the past, when moss needed to be removed from the face of the dams, employees at the company's seven western Washington dams found themselves in a precarious position: hanging from a safety harness, being lowered down the side of a dam by ropes.

A Model to Predict Juvenile Salmon Swim Paths


The relation between measured fish swim paths and flow field information can be represented by probability distributions. These distributions, together with a particle tracking algorithm, can be used to predict fish behavior under various flow conditions not only at the site where swim paths were measured but also at other locations.

Partnering to Mitigate TDG through Spillway Modifications


Seattle City Light and Avista Corporation combined their knowledge to study, test and develop a method to modify the spillways at two dams to reduce total dissolved gas (TDG).

Perspectives: Who Are You?


PennWell's Hydro Group recently completed an insightful study of the demographic make-up of professionals working in the hydro sector.

Lower Granite Dam

U.S. seeks firms to replace valve in fish pump system at 810-MW Lower Granite Dam


The U.S. Army Corps of Engineers seeks information on firms able to replace a currently inaccessible 10-inch valve in the fish pump system of 810-MW Lower Granite Dam on the Snake River in Washington.

Brazil Map

Brazil state seeks two basin water resource plans


Brazil's Bahia State invites expressions of interest from consultants to prepare water resource plans for the Verde and Jacare River Basin and for the Itapicuru River Basin in Bahia.

Keeyask Hydropower Project

Hydroelectric power key in Manitoba Hydro, Great River Energy memorandum


A recently signed memorandum of understanding will investigate the sale of up to 600 MW of electricity from Canadian utility Manitoba Hydro to American power cooperative Great River Energy.

McNary Dam

U.S. seeks firms to repair fish pump at 980-MW McNary Dam


The U.S. Army Corps of Engineers seeks information on firms capable of repairing Fishpump 2 at 980-MW McNary Dam on the Columbia River.


Hydroelectric power prominent part of Africa's energy future, AEEP says


A meeting between high-level leaders from Africa and Europe has established the goal of providing energy access to 100 million Africans by 2020, and hydroelectric power will play a key role.


Japanese auto giant hopes to capitalize on Bhutan's hydroelectric power surplus


Bhutan and Japanese car manufacturer Nissan have signed a deal that will make use of the Himalayan country's abundance of hydroelectric power.

Milford Hydropower Plant

LIHI awards low-impact certification to 8-MW Milford hydropower plant


The Low Impact Hydropower Institute's governing board awarded low-impact certification status to the 8-MW Milford hydropower project.


Corps seeks firms for lamprey passage study at Snake River hydro projects


The U.S. Army Corps of Engineers seeks information on small businesses able to perform a lamprey migration and passage study at four hydroelectric projects on the lower Snake River.

European Investment Bank Logo

EIB grants loan for Pakistan's 128-MW Keyal Khwar hydropower project


The European Investment Bank has granted a US$137 million long-term loan to the government of Pakistan for the construction of the 128-MW Keyal Khwar hydropower project during a ceremony earlier today.

California Map

FERC offers to help hydro licensees respond to California drought


The Federal Energy Regulatory Commission has advised 128 hydropower licensees as well as state and federal resource agencies that it will perform swift review of license amendment requests to conserve water during California's drought.

HydroVision International

World's largest hydroelectric power event three-peats as "Fastest 50" recipient


HydroVision International, the world's largest event dedicated to the hydroelectric power industry, has again been recognized by Trade Show Executive as one of the fastest-growing tradeshows in the United States.

Ederline Small Hydropower Plant

Gilkes Energy completes work on 1.9-MW Ederline small hydropower plant


Scotland's 1.9-MW Ederline micro hydropower project is now generating energy, developer Gilkes Energy Ltd. has announced.

Russian Flag

Hydroelectric power and Russia's energy future


With the eyes of the world on Russia as Sochi hosts the 22nd Winter Olympic Games, HRW-Hydro Review Worldwide chief editor David Appleyard and online editor Michael Harris turn their eyes to the state of Russia's power market.

Matthew Chan

Parsons Brinckerhoff names new head of western hydroelectric power operations


Infrastructure developer and operator Parsons Brinckerhoff has announced Dr. Matthew Chan will take over as Assistant Vice President and West Hydropower Operations Manager in the group's Portland, Ore., office.

Volta Map

Volta Basin Authority seeks hydrological studies of African basin


The Volta Basin Authority invites expressions of interest to review and recommend a hydrological management system for the six-nation Volta Basin of Africa.

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