Energy Resources in the Future
Ken Tomabechi, Former Research Advisor, Central Research Institute of Electric Power Industries, has published his viewpoint on the importance of sustainable and viable approaches to meeting the future energy needs of our ever growing population. In abstract: Recent statistics indicate that in 2005 the world consumed about 0.5 ZJ (ZJ = 1021 Joules) of energy. … Read more
Coastal and Offshore Wind Energy Generation: Is It Environmentally Benign?
Jennifer C. Wilson, Mike Elliott, Nick D. Cutts (University of Hull ) and the co-authors listed in the citation have published a new paper analyzing the environmental benefits (and risks) associated with coastal and off-shore wind energy generation. The abstract to this paper: Offshore and coastal wind power is one of the fastest growing industries … Read more
Wind Farm Electrical Systems Evaluation with EeFarm-II
Jan Pierik (ECN), Urban Axelsson, Emil Eriksson, Daniel Salomonsson (Vattenfall AB) and Pavol Bauer, Balazs Czech (Delft University of Technology) have issued a paper titled „A Wind Farm Electrical Systems Evaluation with EeFarm-II.“ EeFarm-II is used to evaluate 13 different electrical systems for a 200 MW wind farm with a 100 km connection to … Read more
Shrouded Wind Turbine Generating High Output Power with Wind-lens Technology
Yuji Ohya and Takashi Karasudani of the Research Institute for Applied Mechanics, Kyushu University have issued a new article titled „A Shrouded Wind Turbine Generating High Output Power with Wind-lens Technology.“ The introduction to this interesting analysis reads: We have developed a new wind turbine system that consists of a diffuser shroud with a broad-ring … Read more
News: Renewables account for 62% of the new electricity generation capacity installed in the EU over last year
Brussels, 05th July 2010. The “Renewable Energy Snapshots” report, published today by the European Commission’s Joint Research Centre (JRC), shows that renewable energy sources accounted for 62% (17GW) of the new electricity generation capacity installed in the EU27 in 2009. The share rose from 57% in 2008. For the second year running, wind energy accounted … Read more
Review of DC System Technologies for Large Scale Integration of Wind Energy Systems with Electricity Grids
Sheng Jie Shao and Vassilios G. Agelidis of the School of Electrical and Information Engineering, University of Sydney have published a new paper titled „Review of DC System Technologies for Large Scale Integration of Wind Energy Systems with Electricity Grids.“ The paper addresses the fact that ever increasing development and availability of power electronic systems … Read more
An Examination of AC/HVDC Power Circuits for Interconnecting Bulk Wind Generation with the Electric Grid
Daniel Ludois and Giri Venkataramanan of the Department of Electrical and Computer Engineering, University of Wisconsin – Madison have issued an article titled „An Examination of AC/HVDC Power Circuits for Interconnecting Bulk Wind Generation with the Electric Grid.“ The application of high voltage dc (HVDC) transmission for integrating large scale and/or off-shore wind generation systems … Read more
Illustration of Modern Wind Turbine Ancillary Services – Wind Power System Security
Ioannis D. Margaris (National Technical University of Athens ); Anca D. Hansen, Poul Sørensen (Risø National Laboratory for Sustainable Energy, Technical University of Denmark); Nikolaos D. Hatziargyriou (Public Power Corporation S.A. Athens, Greece) have published a paper titled „Illustration of Modern Wind Turbine Ancillary Services.“ Increasing levels of wind power penetration in modern power systems … Read more
Urban Environment: Wind speed and the ecosystem
Christofer Bang, John L. Sabo (Arizona State University) and Stanley H. Faeth (University of North Carolina at Greensboro) have completed a study on the effects of wind speed modifications in the urban environment on the ecosystem. The abstract of their paper reads: The often dramatic effects of urbanization on community and ecosystem properties, such as … Read more
What is the growth potential of green innovation? An assessment of EU climate policy options.
The Directorate-General for Economic and Financial Affairs of the European Commission has issued a paper titled „What is the growth potential of green innovation? An assessment of EU climate policy options.“ This paper, written by Andrea Conte, Ariane Labat, Janos Varga and Žiga Žarnić, provides a model-based analysis of the cost-efficiency of different EU climate … Read more
