Dwindling fossil fuels force humanity to search for new energy production routes. Besides energy generation, its storage is a crucial aspect. One promising approach is to store energy from the sun chemically in strained organic molecules, so-called molecular solar thermal (MOST) systems, which can release the stored energy catalytically.
Read MoreMolecular Solar Thermal Energy Storage Systems (MOST) – Design, Synthesis, and Application. Helen Hölzel1, Kasper Moth-Poulsen*1,2,3. 1Department of Chemistry and Chemical Engineering, Chalmers University of Technology, Kemigården 4, 412 96 Gothenburg, Sweden., 2The Institute of Materials Science of Barcelona, ICMAB-CSIC,
Read MoreAbstract. The current global energy scenario calls for the urgent replacement of fossil fuels for alternative, environmentally affordable, abundant and
Read MoreSolar-thermal energy conversion and storage are one promising solution to directly and efficiently harvest energy from solar radiation. We reported novel organic photothermal conversion-thermal storage materials (OPTCMs) displaying a rapid visible light-harvesting, light-thermal conversion and solid–liquid phase transition thermal energy storage
Read MoreThe storage performances of photoactive molecular fuels can be increased significantly via layer-by-layer dendritic amplification. The energy density of
Read MoreQuant M, Lennartson A, Dreos A, Kuisma M, Erhart P, Borjesson K, et al. Low Molecular Weight Norbornadiene Derivatives for Molecular Solar-Thermal Energy Storage. Chemistry. 2016;22:13265-74. [3] Li M, Feng Y, Liu E, Qin C, Feng W. Azobenzene/graphene hybrid for high-density solar thermal storage by optimizing
Read MoreWe present a procedure for performing high throughput screening of molecular compounds for molecular solar thermal energy storage devices using extended tight binding (xTB) methods. In order to validate our approach, we performed screening of
Read MorePhotothermal chemistry (PTC) is developed to achieve full-spectral utilization of the solar radiation and drive chemical reactions more efficiently under relatively mild conditions.
Read MoreMolecules capable of reversible storage of solar energy have recently attracted increasing interest, and are often referred to as molecular solar thermal energy storage (MOST) systems. Azobenzene derivatives have great potential as an active MOST candidate. However, an operating lab scale experiment includin
Read MoreHighlights A novel solar–CLC hybrid system is proposed which integrates a CLC with solar thermal energy. The oxygen carrier particles are used as storage medium for thermal energy storage. A solar cavity reactor is proposed for fuel reactor. The absorbed solar energy is stored in the particles to produce a base heat load.
Read MoreConcentrating solar power (CSP) with thermal energy storage has the potential for grid-scale dispatchable power generation. Thermochemical energy storage (TCES), that is, the reversible conversion of solar-thermal energy to chemical energy, has high energy density and low heat loss over long periods. To syst Harvesting Renewable
Read Moreb The Key Laboratory of Leather Chemistry and Engineering of Ministry of Education, Sichuan University, (89.0% increase) and solar-thermal conversion and storage efficiency (up to 87.6%) of the CBPCMs. Furthermore, with the increasing content of BP nanosheets in the aerogels, the heat release rate and total heat release of the CBPCMs
Read MoreSolar thermal fuel (STF) technology based on azobenzene (Azo) compounds represents a novel approach for the capture, conversion, and storage of solar energy. Azos can store energy by isomerization between their thermodynamically stable trans-isomers and higher energy, metastable cis-isomers. The energy barri
Read MoreThe current global energy scenario calls for the urgent replacement of fossil fuels for alternative, environmentally affordable, abundant and cheap energy sources. Among the different options available, MOlecular Solar Thermal (MOST) systems have emerged in the last few years as a promising alternative. While this Emerging
Read More[2, 3] Storing solar energy in chemical bonds makes the utilization of solar energy less affected by its discontinuity and instability, which can also match well with existing energy systems. [ 4, 5 ] Solar energy can also be the driving force for environmental remediations, such as water treatment, air purification and disinfection,
Read MoreMolecular solar thermal energy storage systems (MOST) offer emission-free energy storage where solar power is stored via valence isomerization in molecular
Read MoreMolecules capable of reversible storage of solar energy have recently attracted increasing interest, and are often referred to as molecular solar thermal energy storage (MOST) systems. Azobenzene derivatives have great potential as an active MOST candidate. However, an operating lab scale experiment includin
Read MoreSolar collectors and thermal energy storage components are the two kernel subsystems in solar thermal applications. Solar collectors need to have good optical performance (absorbing as much heat as possible) [3], whilst the thermal storage subsystems require high thermal storage density (small volume and low construction
Read MoreLi et al. [10] proposed a dual-mode chemical sorption energy storage method used for seasonal storage of solar thermal energy. Fig. 18.2 shows a schematic diagram of a dual-mode chemical sorption thermal energy storage system. The overall system includes two units. Each unit is composed of a reactor and a refrigerant vessel.
Read MoreBesides, a phase change material (PCM)-based thermal storage pack is incorporated into the solar evaporator to overcome the solar radiation intermittency. By virtue of the synergistic effect of the promising 3D structure and excellent water transport, the NMC-PCM evaporator possesses an outstanding evaporation performance (2.55 kg m −2 h −1 )
Read MoreRecent advances in the design of molecular photoswitches have opened up opportunities for storing solar energy in strained isomeric structures and releasing
Read MoreThe use of solid particles as a solar energy transport and storage medium overcomes the intermittency issues for solar energy and is advantageous for the development of a hybrid process that integrates biomass and solar thermal energy. In this study, lab-scale experimental equipment consisted of a bubbling fluidized bed (55 mm
Read MoreUnraveling factors leading to efficient norbornadiene–quadricyclane molecular solar-thermal energy storage systems a Department of Chemistry – BMC, Uppsala University, Box 576, SE-75123 Uppsala, Sweden E-mail: [email protected]. b Department of Chemistry
Read MoreChemical reagents including pyrrole, ferric chloride hexahydrate (FeCl 3 ·6H 2 O) and low solar absorption, which limit its application in solar thermal storage and thermal management. In this study, a honeycomb-like 3D porous Cu skeleton with a pleated surface was prepared by the salt template method, and the phase change
Read MoreThermal energy storage technology utilizing phase-change materials (PCMs) can be a promising solution for the intermittency of renewable energy sources. This work describes a novel family of PCMs
Read MoreAnisotropic cellulose nanofibril/silver nanowire materials are constructed via a directional freeze-drying method.. The existence of AgNWs reinforces the solar-thermal energy conversion and storage capacity. • The ss-CPCMs exhibit improved thermal conductivity, thermal stability and recyclability.. This work provides insights into the
Read MoreUnraveling factors leading to efficient norbornadiene–quadricyclane molecular solar-thermal energy storage systems† Kjell Jorner, ab Ambra Dreos, c Rikard Emanuelsson, ad Ouissam El Bakouri, e Ignacio Fdez.
Read MoreThe composition of B series formulations was designed according to the requirements of the structure and performance of solar thermal storage materials. The chemical composition of the raw materials is listed in Table 1, and the formula composition is listed in Table 2. Fig. 2 indicates steel slag particle size distribution.
Read Morea Department of Chemistry – BMC, Uppsala University, Box 576, SE-75123 Uppsala, Sweden E-mail: [email protected] b Department of Chemistry – Ångström Laboratory, Uppsala University, Box 523, SE-75120 Uppsala
Read More1. Introduction. Supercritical carbon dioxide (sCO 2) power cycle has been proposed as a thermal electrical generation technology for 3rd generation Concentrated Solar Power (CSP) plants due to utilization of more compact turbomachinery, a simpler process control, more reliable, a higher efficiency and lower costs [1], [2].However, the
Read More* Corresponding authors a Department of Chemistry – BMC, Uppsala University, Box 576, SE-75123 Uppsala, Sweden E-mail: [email protected] b Department of Chemistry – Ångström Laboratory, Uppsala University, Box 523, SE-75120 Uppsala, Sweden
Read MoreSolar-thermal energy conversion and storage are one promising solution to directly and efficiently harvest energy from solar radiation. We reported novel organic photothermal conversion-thermal storage materials (OPTCMs) displaying a rapid visible light-harvesting, light-thermal conversion and solid–liquid phase transition thermal energy storage
Read MoreSolar thermal fuel (STF) technology based on azobenzene (Azo) compounds represents a novel approach for the capture, conversion, and storage of solar energy. Azos can store energy by isomerization between their thermodynamically stable trans-isomers and higher energy, metastable cis-isomers. The energy barri
Read MoreThermal energy storage (TES) is a technology that stocks thermal energy by heating or cooling a storage medium so that the stored energy can be used at a later time for heating and cooling applications and power generation. TES systems are used particularly in buildings and in industrial processes. This paper is focused on TES technologies that
Read MoreUnraveling factors leading to efficient norbornadiene–quadricyclane molecular solar-thermal energy storage systems c Department of Chemistry and Chemical Engineering, Chalmers University of Technology, Kemigården 4, SE-41296 Gothenburg, Sweden
Read MoreAbstract. Among renewable energies, wind and solar are inherently intermittent and therefore both require efficient energy storage systems to facilitate a
Read MoreIn recent years, solar energy storage technologies have developed rapidly, such as electrical energy storage [5], thermal energy storage (TES) [6], [7], hydrogen energy storage [8] and mechanical storage [9]. As one of these energy storage technologies, TES has attracted extensive attention because of its high energy storage
Read MoreAs the photovoltaic (PV) industry continues to evolve, advancements in solar thermal storage chemistry have become instrumental in optimizing the utilization of renewable energy sources. From innovative battery technologies to smart energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
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