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Pumped storage works with wind
21 October, 2005
Mirjam Sick and Alexander Schwab discuss how pumped storage can be used as an integrator of wind energy in the electrical grid

Simulation software
25 July, 2005
Computational fluid dynamics software is being used by researchers to accurately simulate the position and pressure fluctuations of a draft tube rope in a hydro plant

Fast track to success for San Francisco project
30 June, 2005
The US$302M San Francisco hydroelectric project is currently being constructed in Ecuador to relieve the country’s present power deficit. The 230MW project is located entirely underground and includes the construction of a number of large caverns and a 9km long hard rock TBM drive. Amanda Foley recently visited the project site

Tapping into Africa's hydro potential
17 March, 2005
Africa represents a vast region of potential hydro power, and although there are certain obstacles, the continent’s hydro presence is on the increase

Change of speed - variable units investigated
16 March, 2005
Variable speed units for pumped storage power plants are becoming a state-of-the-art technology for optimised efficiency in turbine mode and a wide range of power control in the pump mode. K Scherer reports on aspects and challenges for the design of the motor-generators, using Goldisthal pumped storage plant in Germany as an example

Stepping up development in India
07 March, 2005
Over recent years, India’s small hydro programme has seen a great deal of development, as I M Sahai explains

small solutions
18 January, 2005
Technologies have been developed to aid in the refurbishment of existing power stations and the development of new small hydro schemes