Publications de Shivom Sharma | EPFL Graph Search

Environmental implications of solid oxide fuel cell system for hydrogen sustainability

François Maréchal, Jan Van Herle, Shivom Sharma, Du Wen

Hydrogen, known for its high energy content and clean combustion, is promising in the energy transition. This study explores the environmental impact of a solid oxide fuel cell (SOFC) system. 1 kg of hydrogen production at 1 bar serves as the functional un ...

2025

Advancing non-carbon energy: optimized and safely operated solid oxide fuel cell design for industrial feasibility

François Maréchal, Jan Van Herle, Stefan Diethelm, Shivom Sharma

As the world shift towards sustainable energy solutions, solid oxide fuel cells (SOFCs) using non-carbon fuels like ammonia and hydrogen emerge as promising pathways to produce clean energy and enhance conversion efficiency. However, current implementation ...

2025

Analysis and optimization of solid oxide fuel cell system with anode and cathode off gas recirculation

François Maréchal, Jan Van Herle, Shivom Sharma

Solid oxide fuel cell technology shows great potential in generating electricity. However, insufficient steam in the stack can result in carbon deposition, accelerating cell degradation over prolonged operation. To prevent this, ensuring an adequate supply ...

2025

Efficient, affordable, carbon-neutral power: Advanced solid oxide fuel cell-electrolyzer system

François Maréchal, Jan Van Herle, Shivom Sharma

The alarming increase in atmospheric carbon dioxide levels, primarily attributed to human-induced fossil fuel combustion for power generation, underscores the urgency for sustainable solutions. The solid oxide fuel cell (SOFC) is a promising candidate for ...

2025

A novel waterborne Solid Oxide Fuel Cell-based cogeneration system with realistic heat management

François Maréchal, Jan Van Herle, Shivom Sharma

This study examines a novel Solid Oxide Fuel Cell (SOFC) cogeneration system powered by liquefied natural gas integrating realistic and flexible heat management to support efficient maritime applications. With a nominal power capacity of 125 kW, the SOFC-b ...

2025

Comparative life cycle analysis of electrolyzer technologies for hydrogen production: Manufacturing and operations

François Maréchal, Jan Van Herle, Shivom Sharma, Suhas Nuggehalli Sampathkumar, Du Wen

This study conducts a comprehensive life cycle assessment (LCA) of four electrolyzer technologies: alkaline electrolyzer (AEL), proton-exchange membrane (PEM), anion-exchange membrane (AEM), and solid oxide electrolyzer (SOE). It evaluates their environmen ...

2024

Search for high-mass exclusive diphoton production with tagged protons in proton-proton collisions at √s=13 TeV

Matthias Finger, Qian Wang, Varun Sharma, Konstantin Androsov, Jan Steggemann, Ian Smith, Xin Chen, Rakesh Chawla, Michele De Palma, Matteo Galli

A search is presented for high-mass exclusive diphoton production via photon-photon fusion in proton-proton collisions at root s = 13 TeV in events where both protons survive the interaction. The analysis utilizes data corresponding to an integrated lumino ...

AMER PHYSICAL SOC2024

Fuel cell energy generation system

François Maréchal, Shivom Sharma

An energy production system (100) comprising a fuel cell (102), a combustion unit (103) connected to a flue gas outlet (108) of the fuel cell, the combustion unit configured for combustion of oxidizable components in flue gas output by the fuel cell, the c ...

2024

AIDRES: A database for the decarbonisation of the heavy industry in Europe

François Maréchal, Luc Girardin, Daniel Alexander Florez Orrego, Ivan Daniel Kantor, Shivom Sharma, Julia Granacher, Meire Ellen Gorete Ribeiro Domingos, Rafael Amorim Leandro De Castro Amoedo, Yi Zhao

The AIDRES database aims to support the long-term objective of a fully integrated industrial strategy in the EU 27, providing a service to the European Commission and a catalogue for industries to understand the effectiveness, efficiency and cost of potent ...

Universidad de Las Palmas de Gran Canaria2023

Compressed natural gas (cng) power system with co2 emissions capture and storage

François Maréchal, Shivom Sharma

CNG power system (1) comprising a storage tank (6) connected fluidically to a fuel conversion system (2) via an energy transfer system (4), the fuel conversion system (2) comprising a power unit using CNG as fuel and generating gas emissions comprising C02 ...

2022