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2 produkter

Micro-hydro Power
A guide for development workers
AvPeter Fraenkel,Oliver Parishm. fl.
Häftad, Engelska, 1991
302 kr
Skickas inom 5-8 vardagar
Guides the reader systematically through the basic methods of hydrology and site survey and describes how to set up an appropriate scheme, with detailed technical information; also covers the essential economic considerations and maintenance requirements.
Renewable Energy Technologies
AvL.A. Kristoferson,Varis Bolkalders
Häftad, Engelska, 1991
405 kr
Skickas inom 5-8 vardagar
A detailed survey of the main areas of bio-energy and biomass, solar energy and hydro, wind and water power. The authors address the advantages and disadvantages of renewable energies, their appropriateness, and their socio-economic implications.