Publication

Generic superstructure synthesis of organic Rankine cycles for waste heat recovery in industrial processes

Related publications (39)

Methodology for efficient use of thermal energy in the chemical and petrochemical industry

The current European energy regulation, aligned with the European Union energy strategy and targets for the next decade, requires large industrial companies to regularly assess their energy performance and implement energy efficiency improvement measures. ...

EPFL2018

Multi-objective optimization of turbo-ORC systems for waste heat recovery on passenger car engines

Jürg Alexander Schiffmann, Eliott Philippe Guenat, Violette Mounier, Kévin Rosset

Waste heat recovery from passenger car internal combustion engines by means of an organic Rankine cycle (ORC) system is promising for reducing CO2 emissions. In this study, different cycle configurations capable of converting waste heat from both coolant a ...

2018

Waste heat valorisation at multiple scales

Alexandre Suzanne Jean-Marie Bertrand

Considering current environmental issues (e.g. climate change, air pollution) related to energy consumption, this thesis focuses on data characterisation and integrated optimisation methods for waste heat valorisation at the building, city and regional sca ...

EPFL2017

Thermo-economic analysis of transcritical CO2 cycles with bounded and unbounded reheats in low-temperature heat recovery applications

Ali Amini

Performance of transcritical CO2 Rankine cycles with and without reheat process is investigated thermo-economically in low-grade waste heat recovery applications. Two reheating scenarios are proposed to evaluate the effect of bounded and unbounded reheats ...

Pergamon-Elsevier Science Ltd2017

Iterative simulation and optimization approach for energy performance evaluation of ground source heat pump systems

Sarah Bourgarel

The energy transition in Switzerland specifies reduction of the country’s primary energy consumption and greenhouse gas emissions. In the building sector, one way to achieve this is through adoption of efficient and sustainable technologies. With this aim, ...

2017

Robust multi-objective optimization of gasifier and solid oxide fuel cell plant for electricity production using wood

François Maréchal, Shivom Sharma, Ayse Dilan Celebi

Biomass is an attractive renewable and stored energy that can be converted to transportation fuels, chemicals and electricity using bio-chemical and thermo-chemical conversion routes. Notably, biofuels have relatively lower greenhouse gas emissions compare ...

2017

The internal combustion engines are the most applied energy converters in the passenger cars. In order to increase their efficiency, energy integration techniques are used to recover the waste heat. An adapted methodology is required to design the Organic ...

2017

Energy integration on a gasoline engine for a vehicular application

François Maréchal, Zlatina Kirilova Dimitrova

2017

Combined water and energy integration in industrial processes with restricted connections

François Maréchal, Ivan Daniel Kantor, Maziar Kermani

Reducing the environmental impact of industrial processes is highly linked with decreasing consumption of natural resources, energy, and water. In the context of climate change, as discussed during the Conference of Parties in Paris (COP21), the efficient ...

2016

Towards energy-autonomous cities using CO2 networks and Power to Gas storage

François Maréchal, Paul Michael Stadler, Araz Ashouri, Raluca-Ancuta Suciu

Under Energy Strategy 2050, the federal government of Switzerland plans to greatly reduce per capita energy consumption, decrease the share of fossil fuels, and replace the nuclear electricity generation by gains in efficiency and use of renewable energy s ...

2016

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