Water is vital to life and supplying of potable water can hardly be overstressed in recent years. The conventional desalination processes require significant amount of energy to convert brackish water into potable water for human consumption and industry. With an extensive research on various...

Dieser Artikel zeigt am Beispiel der Stadt Schwäbisch Gmünd, wie sich auch in mittelgroßen Städten und Gemeinden im ländlichen Raum Maßnahmen verwirklichen lassen, um eine energieeffiziente Mobilität zu forcieren. Ein besonderer Schwerpunkt liegt hierbei auf dem Menschen, nicht auf...

Dada a necessidade de se conhecer melhor a viabilidade econômica e energética da mamona (Ricinus communis) para o Estado do Ceará, enquanto um dos maiores produtores de oleaginosas no Nordeste do Brasil, o presente trabalho foi desenvolvido com o objetivo de elaborar um balanço econômico e...

The objective of the contribution, which is based on the research of National agency for agricultural research (NAZV QH 71016) carried out between 2007 and 2010, is to present research concept of energy and economic analysis of farms. The core idea behind the concept rests in a need to assess an...

The objective of the contribution, which is based on the research of National agency for agricultural research (NAZV QH 71016) carried out between 2007 and 2010, is to present the initial energetic and economic situation of the Czech agriculture. Based on the published data, the position of the...

Since the start of economic reform in 1979, Jiangsu Province has become one of the most developed regions in China. To ensure adequate energy supply and sustainable development of economy and environment, it is necessary to analyze Jiangsu Province’s energy balance. The energy flow chart is...

A mathematical model MICroclimate of GREENhouse (MICGREEN), consisting of set of algebraic equations, was developed. The equations were written for four components of the greenhouse viz. cover, inside air, canopy surface and bare soil surface. It was assumed that the greenhouse air is well...

Official statistics estimate that almost two billion people have no direct access to electrical networks, 500,000 of them living in European Union and more than one tenth of them in Greece. An autonomous photovoltaic system is one of the most interesting and environmental friendly technological...

Careful selection of crop species, amoung other aspects, is very helpful in enhancing energy production by way of increased biomass yields from agricultural land. A wide range of C3 and C4 plant species has been introduced and investigated for their environmental and climatic impact. The results...

The main aim of the paper is to investigate the possibility of substituting the thick and heavy thermal mass external walls used in high latitude countries by thin and light thermal mass ones whilst maintaining similar comfort levels throughout the year. To make this substitution the use of PCM...