24 research outputs found

    Review of green electricity production in Slovenia

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    The article presents a short review of electricity production from renewable energy sources in Slovenia. In Introduction the term of "green electricity" is defined. Comparison of structures of electricity production is presented for the years 1990 and 2003. The main part of the article presents an approximate data for technical and theoretical potentials of renewable energy sources in Slovenia. State-of-the-art regarding individual technologies of electricity production from renewable energy sources and political targets according to Directive 2001/77/EC for green electricity are also presented. At the end of the article different stimulation models are described and uniform prices and premiums for the purchase of green electrical energy are presented.Electrical energy Renewable energy sources

    Borehole thermal energy storage applications and in-situ thermal response test - Example from Turkey and situation in Slovenia [Shranjevanje toplote z geosondami in testi za ugotavljanje toplotnih lastnosti zemlje. Primer uporabe v Turciji ter stanje v Sloveniji]

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    In the paper we present a method of seasonal heat storage with boreholes and thermal response test for determination of ground parameters. Analysis methods for concrete calculations of thermal conductivity as well as error determination are explained. In the continuation measurements made in research of the ground in Turkey and situation in a field of seasonal thermal energy storage in Slovenia are presented. © 2004 Journal of Mechanical Engineering. All rights reserved

    Borehole thermal energy storage applications and in-situ thermal response test - Example from Turkey and situation in Slovenia

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    WOS: 000224541100004In the paper we present a method of seasonal heat storage with boreholes and thermal response test for determination of ground parameters. Analysis methods for concrete calculations of thermal conductivity as well as error determination are explained. In the continuation measurements made in research of the ground in Turkey and situation in afield of seasonal thermal energy storage in Slovenia are presented. (C) 2004 Journal of Mechanical Engineering. All rights reserved

    Exploiting solar energy potential through thermal energy storage in Slovenia and Turkey

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    Thermal energy storage (TES) is regarded as among the most feasible environmentally friendly solutions for saving energy. R&D activities for heating and cooling of buildings lead to the development of various technology types. This paper attempts to give an overview of the energy situation, solar energy potential, TES concepts and technologies used in solar applications around the world with the emphasis on two Mediterranean countries, Turkey and Slovenia. Energy savings and CO2 emission reduction potential when TES is used in various solar applications of buildings are also discussed. © 2013 Elsevier Ltd

    Integration of passive PCM technologies for net-zero energy buildings

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    Due to the increasing energy demand for space heating and cooling, renewable energy power generation and integration of energy storage systems received attention around the world. A method to reduce energy demand of buildings is the application of thermal energy storage (TES) systems. This is due to the possibility of storing heat/cold energy to release it when required, which can tackle the temporal gap between energy demand and supply. In this work, phase change materials (PCMs) have been considered as a useful passive method. In the summer, PCMs can absorb the excessive heat during day time and release the stored heat during night time. A composite wall filled with different PCMs was developed and analysed using TRNSYS software with the purpose of integration into passive near zero building applications. The results show that the PCMs in walls can reduce building energy use on daily basis and help achieving the goals of a net zero energy building (NZEB) in future. © 2018 Elsevier Lt

    Sustainable energy management: Solar energy and thermal storage technologies in two Mediterranean countries

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    Purpose – Bilateral project with Slovenia and Turkey with the title thermal energy storage for efficient utilization of solar energy was the basis for this paper. The paper aims to discuss this issue. Design/methodology/approach – The paper is the review of solar thermal storage technologies with examples of use in Slovenia and Turkey. Findings – The authors have found out that compact and cost effective thermal energy storage are essential. Research limitations/implications – Research on the field of thermal energy storage in Slovenia and Turkey is presented. Practical implications – The paper presents solar systems in Slovenia and Turkey. Originality/value – The paper gives information about the sustainable energy future on the basis of solar energy. © Emerald Group Publishing Limited

    Transient Response of Different Highly Conductive PCM Composites

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