Concept

Enhanced geothermal system

Related publications (58)

Geothermal energy integration in urban systems. The case study of the city of Lausanne.

Frédéric Louis-Pierre Raphaël Marie Amblard

In the framework of the GEOTHERM II, a joint effort of geoscience, engineering and social-science of academic and public partners, the integration of geothermal energy in urban systems is evaluated. A superstructure was defined for the case study of the ci ...

2015

Geothermal Energy

François Maréchal, Stefano Moret

Introduction to geothermal energy: what is geothermal energy, main applications (heat pumping, direct use, electricity production and cogeneration), geothermal resources, geothermal power plants. ...

2015

Estimating soil thermal diffusivity with interference analyses

Lyesse Laloui, Thomas Mimouni

The development of ground source heat pumps has facilitated the use of geothermal power at shallow depths. Initially, ground heat exchangers were buried in trenches or boreholes, but recent investigations and increasing congestion of landscapes have sugges ...

Springer Verlag2015

Fault reactivation during CO2 sequestration: Effects of well orientation on seismicity and leakage

Victor Vilarrasa Riano

Injection or withdrawal of fluid at depth may trigger felt seismicity. Such human-induced seismicity is a key environmental concern related to the exploitation of natural underground resources. Thus, understanding how to avoid triggering felt earthquakes p ...

Wiley Periodicals, Inc2015

New technologies and applications: materials and equipment in near surface geothermal systems

Lyesse Laloui, Fabrice Dupray, Thomas Mimouni, Melis Sütman

This paper presents an overview of new technologies and applications on thermoactive geostructures. A discussion session on issues involved with near surface geothermal systems is presented, focusing on opportunities for developing new technologies to addr ...

2014

Developing cyclic loading protocols for regions of low to moderate seismicity

Katrin Beyer, Panagiotis Mergos

This paper deals with the development of loading protocols appropriate for cyclic testing in regions of low to moderate seismicity in Europe. To serve this goal, cumulative damage demands imposed by a set of 60 ground motion records, representative of a Eu ...

2013

Carbon-graphene nanocomposite cathodes for improved Co(II/III) mediated dye-sensitized solar cells

Michael Graetzel, Jun Ho Yum, Morgan Mertens Stefik, Yelin Hu

Cobalt-based electrolytes have significantly advanced the tunability and performance of dye-sensitized solar cells. The typically used platinum cathodes are expensive and non-optimal for cobalt complexes, motivating the search for replacements. Graphene na ...

Royal Society of Chemistry2013

Thermo-mechanical Behaviour of Energy Piles

Lyesse Laloui

Energy piles are an effective and economic means of using geothermal energy resources for heating and cooling buildings, contributing to legislative requirements for renewable energy in new construction. While such piles have been used for around 25 years ...

2012

Integration of Life Cycle Assessment in the conceptual design of renewable energy conversion systems

Léda Gerber

Life Cycle Assessment (LCA) is a well-established methodology that has been extensively used for the environmental evaluation of emerging technologies in the field of renewable energy conversion systems. In order to identify effective solutions for impact ...

EPFL2012

Defining Optimal Configurations of Geothermal Systems Using Process Design and Process Integration Techniques

François Maréchal, Léda Gerber

The use of geothermal resources for the polygeneration of energy services has recently gained interest and is expected to know an important development in the future. Major research questions concern the increase of the efficiency in the usage of geotherma ...

Aidic Servizi Srl, Via Giuseppe Colombo 81/A, Milano, Mi 20133, Italy2011

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