Publications by Saurabh Yuvraj Tembhurne

Reversible photo-electrochemical device for solar hydrogen and power generation

Sophia Haussener, Alexandre Dominique M. Cattry, Saurabh Yuvraj Tembhurne, Matthieu Jonin, Mahendra Patel

A reversible photo-electrochemical device operating under concentrated irradiation could offer a stand-alone solution for producing solar fuel (in photo-driven electrolysis mode) and power (in fuel cell mode). This strategy would present the advantage of h ...

2024

Kilowatt-scale solar hydrogen production system using a concentrated integrated photoelectrochemical device

Sophia Haussener, Saurabh Yuvraj Tembhurne, Clemens Gregor Suter, Isaac Thomas Holmes-Gentle

The production of synthetic fuels and chemicals from solar energy and abundant reagents offers a promising pathway to a sustainable fuel economy and chemical industry. For the production of hydrogen, photoelectrochemical or integrated photovoltaic and elec ...

2023

Dynamic system modeling of thermally-integrated concentrated PV-electrolysis

Sophia Haussener, Saurabh Yuvraj Tembhurne, Clemens Gregor Suter, Isaac Thomas Holmes-Gentle

Understanding the dynamic response of a solar fuel processing system utilizing concentrated solar radiation and made of a thermally-integrated photovoltaic (PV) and water electrolyzer (EC) is important for the design, development and implementation of this ...

2020

Controlling strategies to maximize reliability of integrated photo-electrochemical devices exposed to realistic disturbances

Sophia Haussener, Saurabh Yuvraj Tembhurne

We numerically investigate the conversion of solar energy into chemical energy by integrated photo-electrochemical (IPEC) devices and assess their response to time-dependent changes in the boundary conditions and the material properties. We focus on a devi ...

RSC2019

Integrated photo-electrochemical device for concentrated irradiation

Sophia Haussener, Meng Lin, Saurabh Yuvraj Tembhurne

The present invention relates to a photo-electrochemical device for production of a gas, liquid or solid using concentrated electromagnetic irradiation. The device comprises a photovoltaic component configured to generate charge carriers from the concentra ...

2019

A thermally synergistic photo-electrochemical hydrogen generator operating under concentrated solar irradiation

Sophia Haussener, Saurabh Yuvraj Tembhurne, Fredy Intelligent Nandjou Dongmeza

Achieving high current densities while maintaining high energy conversion efficiency is one of the main challenges for enhanc-ing the competitiveness of photo-electrochemical devices. We describe a concept that allows this challenge to be overcome by opera ...

2019

Integrated photo-electrochemical device for concentrated irradiation

Sophia Haussener, Meng Lin, Saurabh Yuvraj Tembhurne

The present invention relates to a photo-electrochemical device for production of a gas, liquid or solid using concentrated electromagnetic irradiation. The device comprises a photovoltaic component configured to generate charge carriers from the concentra ...

2018

Modeling and experimental demonstration of an integrated photoelectrochemical hydrogen generator working under concentrated irradiation

Saurabh Yuvraj Tembhurne

The thesis focuses on producing renewable fuels by direct conversion of concentrated solar energy via photoelectrochemical (PEC) approaches, which is one viable route for renewable fuel processing and energy storage. The aim of the Ph.D. thesis is to asses ...

EPFL2018

Integrated Photo-Electrochemical Solar Fuel Generators under Concentrated Irradiation- Part I: 2-D Non-Isothermal Multiphysics Modelling

Sophia Haussener, Saurabh Yuvraj Tembhurne

We investigate the direct conversion of solar energy and water into a storable fuel via integrated photo-electrochemical (IPEC) devices. Here we focus particularly on a device design which uses concentrated solar irradiation to reduce the use of rare and e ...

Electrochemical Society2016

Holistic design guidelines for solar hydrogen production by photo-electrochemical routes

Sophia Haussener, Saurabh Yuvraj Tembhurne, Mikaël Dumortier

Device and system design choices for solar energy conversion and storage approaches require holistic design guidelines which simultaneously respect and optimize technical, economic, sustainability, and operating time constraints. We developed a simulation ...

2015

Heat transfer modeling in integrated photoelectrochemical hydrogen generators using concentrated irradiation

Sophia Haussener, Saurabh Yuvraj Tembhurne, Mikaël Dumortier

The direct conversion of solar energy and water into a storable fuel via integrated photoelectrochemical (PEC) devices is investigated. Particularly, the proposed device uses concentrated solar irradiation in order to minimize the amount of rare and expens ...

2014