<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Under the conditions of continuous increase in the energy consumption, sharply rising prices of basic energy products (gas, oil, coal), deterioration of environment, etc., it is of vital importance to develop methods and techniques for heat and power generation from renewables. The paper considers the possibility to use a sail-type wind turbine for autonomous power supply in Latvia, taking into account its climatic conditions. The authors discuss the problems of developing a turbine of the type that would operate efficiently at low winds, being primarily designed to supply power to small buildings and farms distant from centralized electricity networks. The authors consider aerodynamic characteristics of such a turbine and the dependence of the thrust moment of its pilot model on the airflow rate at different angles of attack. The pilot model with a changeable blade shape has been tested and shows a good performance.</p></abstract>

Under the conditions of continuous increase in the energy consumption, sharply rising prices of basic energy products (gas, oil, coal), deterioration of environment, etc., it is of vital importance to develop methods and techniques for heat and power generation from renewables. The paper considers the possibility to use a sail-type wind turbine for autonomous power supply in Latvia, taking into account its climatic conditions. The authors discuss the problems of developing a turbine of the type that would operate efficiently at low winds, being primarily designed to supply power to small buildings and farms distant from centralized electricity networks. The authors consider aerodynamic characteristics of such a turbine and the dependence of the thrust moment of its pilot model on the airflow rate at different angles of attack. The pilot model with a changeable blade shape has been tested and shows a good performance.

Sail-Type Wind Turbine for Autonomous Power Supplay: Possible Use in Latvia

E.A.Buketov Karaganda State University, 28 Universitetskaya Str., Karaganda, 100028, KAZAKHSTAN,

Laboratory for Mathematical Modelling of Technological and Environmental Processes, University of Latvia, 8 Zellu Str., Riga, LV-1002, LATVIA

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Sail-Type Wind Turbine for Autonomous Power Supplay: Possible Use in Latvia"}

Under the conditions of continuous increase in the energy consumption, sharply rising prices of basic energy products (gas, oil, coal), deterioration of...

Sail-Type Wind Turbine for Autonomous Power Supplay: Possible Use in Latvia

Published Online: Jan 27, 2015

Page range: 13 - 25

DOI: https://doi.org/10.1515/lpts-2014-0033

Keywords
renewable resources, wind energy potential, sail-type wind turbine, changeable blade shape, thrust force

© by S. Sakipova

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Sail-Type Wind Turbine for Autonomous Power Supplay: Possible Use in Latvia

Published Online: Jan 27, 2015

Page range: 13 - 25

DOI: https://doi.org/10.1515/lpts-2014-0033

Keywordsrenewable resources, wind energy potential, sail-type wind turbine, changeable blade shape, thrust force

© by S. Sakipova

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
renewable resources, wind energy potential, sail-type wind turbine, changeable blade shape, thrust force