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4. A few examples to illustrate
Grey energy is present in every product we consume. Of all the energy consumed by an object, consumption during use is often only the tip of the iceberg. Let's take a look at a few examples.
Consumers want vegetables outside the normal production season. To meet this demand, more and more vegetables are being grown in greenhouses. However, the energy required to grow them is around three times greater than for normal outdoor production. This energy consumption is billed indirectly via the selling price of these vegetables, which is higher than when they are in season.
Many of the objects used in the Western world, and particularly in France, have been produced abroad, particularly in the Far East. This part of grey energy is not accounted for in the country's energy balance. One might conclude that we are consuming less energy than in the...
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A few examples to illustrate
Bibliography
- (1) - POUROUCHOTTAMIN (C.L.E.M.P.) - Nouvelles représentations des consommations d'énergie. - Les cahiers du CLIP, n° 22 (2013).
- (2) - - http://labo-energetic.eu/fr/a_telecharger/Concept_energie_grise.pdf...
Websites
French Environment and Energy Management Agency http://www.ademe.fr
International Energy Agency http://www.iea.org
Areva http://www.areva.com
BP statistical review...
Further information
In the BE "Génie énergétique" bases of Techniques de l'ingénieur.
Events
European Conference on Sustainable Renovation of Buildings http://www.eurima.org
Software tools
Gabi software developed in Germany http://www.gabi-software.com
Simapro software http://www.evea-conseil.com
initially developed in the Netherlands by Pré Consultant http://www.pre.nl
...Standards and norms
- Environmental management – Lifecycle analysis – Principles and framework - NF EN ISO 14040 - 10-06
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The Ultimate Scientific and Technical Reference