Published at Advanced Energy Materials – Thermochemical Oxygen Pumping with Perovskite Reticulated Porous Ceramics for Enhanced Reduction of Ceria in Thermochemical Fuel Production

Thermochemical Oxygen Pumping with Perovskite Reticulated Porous Ceramics for Enhanced Reduction of Ceria in Thermochemical Fuel Production Abstract: Within this work, reticulated monolithic foams and granules made from CaMnO3 − δ and strontium substituted variations are demonstrated to significantly improve the performance of a water splitting redox oxide when employed as a thermochemical oxygen pumping material. …

DLR Institute of Solar Research seeks a Master’s student in Mechanical Engineering

Hiring 🚀 Do you want to contribute to a renewable energy supply? Then the DLR Institute of Solar Research is the right place for you! Our institute researches the utilisation of solar energy with the aim of further reducing CO₂ emissions. In addition to CO₂-free electricity generation, the provision of sustainable process heat in energy-intensive …

Valparaiso University undergrads demonstrate multi-year thermochemical energy storage

IMAGE©Valparaiso University The solar lab at Valparaiso University: This solar furnace uses a horizontal, on-axis optical configuration. A heliostat reflects solar radiation into a faceted, spherical concentrator comprising 305 hexagonal mirrors. The concentrator has a focal length of 5.77 m and a rim angle of approximately 20°. It focuses the radiation to an approximately 6 …

Published at Applied Energy – Modeling and control strategy optimizing of solar flux distribution in a four quadrant and adjustable focusing solar furnace

Abstract The solar furnace is key equipment for the thermochemical reaction research which uses focused solar energy to drive the reactor, and the solar flux distribution on the reactor surface plays a decisive role in the regulation of the thermochemical reaction process and formation of target products. In this paper, a reflective solar furnace with …

Published at Energy Conversion and Management – 4E analysis and parameter study of a solar-thermochemical energy storage CCHP system

Abstract: The combination of calcium looping and concentrating solar power (CSP) is a promising energy conversion technology that can greatly increase the share of solar energy used in combined cooling, heating and power (CCHP) systems. This paper designs a CCHP system based on solar energy and thermochemical energy storage. The system runs all day through …

Published at Energy – A cascaded thermochemical energy storage system enabling performance enhancement of concentrated solar power plants

Abstract: Calcium looping (CaL) thermochemical energy storage (TCES) exhibits promising potential for application in concentrated solar power (CSP) plants. However, the CSP-CaL integrating system encounters challenges related to elevated heat loss and diminished power generation efficiency. Herein, for the sake of a more rational heat management and enhanced energy utilization, we propose a cascaded energy …

Solar Energy Materials and Solar Cells – Incorporation of CaZrO3 into calcium-based heat carriers for efficient solar thermochemical energy storage

Abstract Calcium-based materials (CaCO3/CaO) have shown significant potential for use in thermochemical energy storage systems for concentrated solar power generation due to their low-cost, high-energy storage efficiency, and operational temperature range. However, the energy storage performance of calcium-based heat carriers degrades rapidly over cycles due to high-temperature sintering, limiting practical applications. In this study, we …

Published at Energy – Analysis of heat and mass transfer in a porous solar thermochemical reactor

IMAGE©Synhelion – solar heat for industry Abstract: Solar thermochemistry shows great potential as a viable solution for addressing the challenge of energy storage. The design of the reactor is still challenging the development and rapid upscaling of solar thermal conversion and storage processes. This study presents a novel reactor capable of gas reheating and develops …

Published at Energy Conversion and Management – Research progress on metal oxide oxygen carrier materials for two-step solar thermochemical cycles in the last five years

Full-size image Abstract: In the evolving landscape of sustainable energy solutions, the approach of two-step solar thermochemical cycles assumes a position of paramount importance. Metal oxide oxygen carriers, integral to the functioning of these cycles, play a pivotal role in harnessing solar energy for the production of CO and H2 through two-step chemical reactions involving …

SolarPACES Conference 2024 – First Announcement and Call for Papers

SolarPACES 2024 First Announcement SolarPACES (Solar Power and Chemical Energy Systems) is pleased to announce the 2024 Conference to be held from October 8-11, 2024, in Rome, Italy. SolarPACES is the premier international network advancing research, development, and commercial deployment of concentrating solar thermal technologies. This year, we will be in Italy, where history and modernity go hand in …