Search Results - subject:"RENEWABLE ENERGY SOURCES"

Chemical treatment of crystalline silicon solar cells as a method of recovering pure silicon from photovoltaic modules

Klugmann-Radziemska, Ewa; Ostrowski, Piotr - In: Renewable Energy 35 (2010) 8, pp. 1751-1759

Photovoltaic technology is used worldwide to provide reliable and cost-effective electricity for industrial, commercial, residential and community applications. The average lifetime of PV modules can be expected to be more than 25 years. The disposal of PV systems will become a problem in view...

Persistent link: https://www.econbiz.de/10010804555

A low cost wireless data acquisition system for weather station monitoring

Benghanem, M. - In: Renewable Energy 35 (2010) 4, pp. 862-872

In this paper, the development of wireless data acquisition system (WDAS) for weather station monitoring is described. It is based on the Emitter/Receiver architecture and it does not require the physical connection of the monitored systems to the data collection server. The proposed system...

Persistent link: https://www.econbiz.de/10010804782

On the physics of power, energy and economics of renewable electric energy sources - Part II

Skoglund, Annika; Leijon, Mats; Rehn, Alf; Lindahl, Marcus - In: Renewable Energy 35 (2010) 8, pp. 1735-1740

Renewable Energy Technologies (RETs) are often recognized as less competitive than traditional electric energy conversion systems. Obstacles with renewable electric energy conversion systems are often referred to the intermittency of the energy sources [1] and the relatively high maintenance...

Persistent link: https://www.econbiz.de/10010805850

Warm season cooling requirements for passive buildings in Southeastern Europe (Romania)

Badescu, Viorel; Laaser, Nadine; Crutescu, Ruxandra - In: Energy 35 (2010) 8, pp. 3284-3300

The first Romanian passive office building has been constructed by the AMVIC Company in Bragadiru, 10 km south of Bucharest. The overheating rate and the cooling load are higher for a passive building than for a standard building. The internal heat sources and the maximum allowed indoor...

Persistent link: https://www.econbiz.de/10010809145

Mexican renewable electricity law

Ruiz-Mendoza, B.J.; Sheinbaum-Pardo, C. - In: Renewable Energy 35 (2010) 3, pp. 674-678

Two renewable electricity bills have been proposed in Congress since 2005 in Mexico. The first one was rejected by the Senate and the second one was approved by both the House of Representatives and the Senate in October 2008. Our objective is to explain the nature of both bills and to analyze...

Persistent link: https://www.econbiz.de/10011044518

Analysis of energy consumption and indicators of energy use in Bangladesh

Munim, Joarder; Hakim, Md.; Abdullah-Al-Mamun, Md. - In: Economic Change and Restructuring 43 (2010) 4, pp. 275-302

Persistent link: https://www.econbiz.de/10008776285

A practical algorithm for distribution state estimation including renewable energy sources

Niknam, Taher; Firouzi, Bahman Bahmani - In: Renewable Energy 34 (2009) 11, pp. 2309-2316

some studies carried out by the research institutes, about 25% of the new generation will be generated by Renewable Energy … Sources (RESs) in the near future. Therefore, it is necessary to study the impact of RESs on the power systems, especially on …

Persistent link: https://www.econbiz.de/10010804055

Reliability and economic evaluation of small autonomous power systems containing only renewable energy sources

Georgilakis, Pavlos S.; Katsigiannis, Yiannis A. - In: Renewable Energy 34 (2009) 1, pp. 65-70

contain only renewable energy sources, due to the intermittent nature of the provided energy. In this paper, a complete …

Persistent link: https://www.econbiz.de/10010805545

Energy-based system well-being analysis for small systems with intermittent renewable energy sources

Taljan, Gregor; Gubina, Andrej F. - In: Renewable Energy 34 (2009) 12, pp. 2651-2661

to assess the reliability of systems containing renewable energy sources (RES), fossil-fueled sources and electricity …

Persistent link: https://www.econbiz.de/10010805561

Transition to renewable energy systems with hydrogen as an energy carrier

Barbir, Frano - In: Energy 34 (2009) 3, pp. 308-312

Unlike the present energy system based on fossil fuels, an energy system based on renewable energy sources with … hydrogen and electricity as energy carriers would be sustainable. However, the renewable energy sources in general have less … energy sources may prove to be beneficial in the long term, i.e., it may result in a steady state at a higher level than in …

Persistent link: https://www.econbiz.de/10010811200