Quantifying the contributions of energy storage in a thermoset shape memory polymer with high stress recovery
The T g and Young''s modulus for the 60%, 70%, 80% and 90% cross-linked systems are shown in Table 1.The T g has good agreement with experiment for the 60% and 70% cross-linked systems, becoming higher than experiment at higher cross-linking. The higher T g is consistent with the fact that at a higher cross-linking density,
Optically-Controlled Variable-Temperature Storage and Upgrade
This unique characteristic of ps-PCMs enables unconventional thermal energy storage, including variable-temperature thermal storage and optically-controlled thermal upgrade.
Realistic utilization of emerging thermal energy
Increasing demand for heating and cooling in the building sector is a major contributor to global energy consumption and carbon emissions. Here we report the potential for heat recovery technologies
A review of low-temperature heat recovery technologies for
The amount of low-temperature heat generated in industrial processes is high, but recycling is limited due to low grade and low recycling efficiency, which is one of the reasons for low energy efficiency. It implies that there is a great potential for low-temperature heat recovery and utilization. This article provided a detailed review of
A novel cascade latent heat thermal energy storage system consisting of erythritol and paraffin wax for deep recovery of medium-temperature
Recovering medium-temperature (e.g., 150–180 C) industrial waste heat through latent heat thermal energy storage (LHTES) can effectively attenuate the consumption of fossil fuels. However, the LHTES system containing a single medium-temperature phase change material (PCM), e.g., erythritol, cannot absorb the part of
Experimental results and modeling of energy storage and recovery in a packed bed of alumina particles
A model is presented to predict the fluid and solid temperatures in a packed bed thermal energy storage vessel using compressed gas as heat transfer fluid (HTF). The model is compared to data from an experimental vessel that is 10′ tall with a 2.25″ storage diameter filled with 6 mm diameter alpha-alumina beads, using air as the
Energy recovery from high temperature slags
The waste heat of slags amounting to ∼220 TWh/year at temperatures in the range of 1200–1600 °C, presents an opportunity to lower the energy intensity of metal production. Currently, three types of technologies are under development for utilizing the thermal energy of slags; recovery as hot air or steam, conversion to chemical energy as
Novel massive thermal energy storage system for liquefied natural gas cold energy recovery
Recent studies have attempted to utilize LNG cold energy to liquefy air for cryogenic energy storage (CES), which is a type of thermal energy storage. CES has a relatively high energy density (0.1–0.2 kWh/kg), a low capital cost per unit energy, a benign effect on the environment, and a relatively long storage period [ 28, 29 ].
Optically-Controlled Variable-Temperature Storage and Upgrade of Thermal Energy
Phase change materials (PCMs) show great promise for thermal energy storage and thermal management. However, some critical challenges remain due to the difficulty in tuning solid–liquid phase transition behaviors of PCMs. Here we present optically-controlled tunability of solid–liquid transitions in photoswitchable PCMs (ps-PCMs) synthesized by
Decision Support System of Innovative High-Temperature Latent Heat Storage for Waste Heat Recovery in the Energy
Reductions in energy consumption, carbon footprint, equipment size, and cost are key objectives for the forthcoming energy-intensive industries roadmaps. In this sense, solutions such as waste heat recovery, which can be replicated into different sectors (e.g., ceramics, concrete, glass, steel, aluminium, pulp, and paper) are highly promoted.
Integrated chemisorption cycles for ultra-low grade heat recovery and thermo-electric energy storage and exploitation
Integrated chemisorption cycle for simultaneous electric and thermal energy storage. • Recover ultra-low grade heat (30–100 C) with the aid of the compression process. Thermal efficiency and exergy efficiency is 47–100% and 62–93%, respectively. •
Analysis of recovery efficiency in high-temperature aquifer thermal energy storage
The advantage of HT-ATES (storage temperature >60 C) is that high temperatures can be used for direct heating. This can result in a significant improvement of the overall energy efficiency compared to low temperature ATES systems, which generally use heat
Analysis of recovery efficiency in a high-temperature energy
An important aspect of a HTES project is the recovery (or storage) efficiency, defined as the relation between the amount of recovered energy in one season and the amount
Utmost substance recovery and utilization for integrated technology of air separation unit and liquid air energy storage
2.1. Technological process flow2.1.1. Energy storage process Pre-machine recovery A: The supplementary refrigeration air of the energy storage process is recovered to the front of the air compressor after being expanded for twice. As shown in Fig. 2, the ambient air (stream1) enters the air booster 1 (AB-1) (stream5) for three stages of
Applications and technological challenges for heat recovery,
This article provides a comprehensive state-of-the-art review of latent thermal energy storage (LTES) technology with a particular focus on medium-high temperature phase
Mobile energy storage technologies for boosting carbon neutrality
To date, various energy storage technologies have been developed, including pumped storage hydropower, compressed air, flywheels, batteries, fuel cells, electrochemical capacitors (ECs), traditional capacitors, and so on (Figure 1 C). 5 Among them, pumped storage hydropower and compressed air currently dominate global
Multi-step ahead thermal warning network for energy storage
Both low temperature and high temperature will reduce the life and safety of lithium-ion batteries. In actual operation, the core temperature and the surface
Perspectives for low-temperature waste heat recovery
This temperature decrease is fatal for the recovery of waste heat with temperature below 100 °C. The ideal Carnot efficiency between 100 °C heat source and 30 °C heat sink is 18.8%, and this efficiency will decrease to 14.2% with a degrading percentage of 25.5%, when the heat source temperature decreases to 80 °C.
Article Realistic utilization of emerging thermal energy recovery and storage
Download : Download full-size image Figure 5. Thermal energy storage in buildings for heat recovery and storage (A) TES for process heat recovery showing the temporal decoupling of recovered heat and available exhaust energy. (B)
These 4 energy storage technologies are key to
6 · Batteries are now being built at grid-scale in countries including the US, Australia and Germany. Thermal energy storage is predicted to triple in size by 2030. Mechanical energy storage harnesses motion or
A novel energy recovery and storage approach based on turbo
1. Introduction Waste energy recovery is one of the vital measures for mitigation of climate change (Schwarzmayr et al., 2024).Energy recovery is one of the crucial topics that are vital for energy harvesting in various industries where energy is wasted (Kabir et al., 2024; Song et al., 2023).).
High-temperature PCM-based thermal energy storage for industrial furnaces installed in energy-intensive industries
A thermal energy storage based on PCM is proposed to recover high temperature heat. • An energy intensive industry study case reached a temperature increase up to 200 C. • 3D-numerical model assesses the thermal behaviour of the waste heat recovery system.
A novel approach of heat recovery system in compressed air energy storage
To our knowledge, there are only two large-scale Compressed Air Energy Storage (CAES). In 1978, the first CAES power plant was built in Huntorf, Germany, which provided a power rating of 290 MW with 41% efficiency. The second CAES plant was established in 1991 in McIntosh, Alabama, USA [6].
High-Temperature Recovery
HIGH TEMPERATURE THERMAL ENERGY STORAGE Group Leader:, J. SCHROEDER, in Thermal Energy Storage, 2013 Four-dimensional printed rectangular braided preform: (d) optical image and its local μ-CT
Sustainable energy recovery from thermal processes: a review
To better understand the development of waste thermal energy utilization, this paper reviews the sustainable thermal energy sources and current waste energy
Sensitivity analysis of recovery efficiency in high-temperature aquifer thermal energy storage
In this study, the sensitivity analysis of high-temperature aquifer thermal energy storage with single well was performed to investigate the main and interaction effects on the recovery efficiency. The design of computer experiment is conducted using the optimal Latin hypercube sampling with enhanced stochastic evolutionary based on
Thermocline in packed bed thermal energy storage during charge
Energy lost from the mass of the storage packed bed could be recovered during the recovery period; however, the amount of energy recovered is reduced due to heat losses from the wall to the ambient. This results in a larger radial temperature gradient in the bed as shown in Fig. 6 d and a reduction in the amount of the energy recovered
Mapping of performance of pumped thermal energy storage (Carnot battery) using waste heat recovery
Different types of PTES have been proposed in the literature:-Depending on the required temperature levels, the power cycle can be, among other possibilities, a Brayton cycle, a Rankine cycle [5], a trans-critical CO 2 cycle or a Lamm-Honigmann process [6].The
Optimization of a collector-storage solar air heating system for building heat recovery
The heat storage efficiency is most sensitive to the response of the heat storage temperature, followed by the fresh air temperature and the air flow rate. The heat release time of the optimized system is extended by 60%, and the fresh air can be preheated stably at 5 ℃ for about 8 h.
Modelling analysis of a solar-driven thermochemical energy storage unit combined with heat recovery
The relatively low-temperature heat source provided by the typical flat-plate solar thermal collector largely narrows the selection of suitable TCMs for the solar-driven TCES system. Salt hydrates such as MgCl 2 ∙6H 2 O [15], CaCl 2 ∙6H 2 O [16], SrBr 2 ·6H 2 O [11], and MgSO 4 ∙7H 2 O [17] are widely regarded as the preferred candidate materials
Applications and technological challenges for heat recovery,
This article provides a comprehensive state-of-the-art review of latent thermal energy storage (LTES) technology with a particular focus on medium-high
Experimental and numerical analysis of a packed-bed thermal
An industrial-scale air-ceramic horizontal packed-bed TES, of dimensions 1.7 × 1.7 × 3.08 m 3 was designed and built by Eco-Tech Ceram to recover waste heat.
Exploration on two-stage latent thermal energy storage for heat recovery in cryogenic air separation purification system
Thermal energy storage (TES) has been generally explored and developed in building systems [7], solar thermal use [8, 9] and industrial waste heat recovery [10]. TES can be divided into three categories based on thermalphysical mechanisms, namely sensible thermal energy storage (STES), latent thermal energy
Advances in thermal energy storage: Fundamentals and
Hence, researchers introduced energy storage systems which operate during the peak energy harvesting time and deliver the stored energy during the high-demand hours. Large-scale applications such as power plants, geothermal energy units, nuclear plants, smart textiles, buildings, the food industry, and solar energy capture and
(PDF) Analysis of recovery efficiency in a high-temperature energy storage system
Utrecht, Nederland, 13 - 14 Oktober 2011. Analysis of recovery efficiency in a high-temperature energy storage system. Mariene Gutierrez-Neri. *, Nick Buik*, Benno Drijver*, and Bas Godsc halk
Enhanced compression heat recovery of coupling thermochemical conversion to trigenerative compressed air energy storage
As for the AA-CAES, the large-scale output power requires either high storage temperature or large volume in thermal energy storage, which increases the investment cost of AA-CAES significantly [15]. The trigeneration system for combined cooling, heating and power (CCHP) products is an energy-saving technology to provide
Investigation on thermo-economic performance of shipboard waste heat recovery system integrated with cascade latent thermal energy storage
Considering the large temperature difference of exhaust gas during waste heat recovery process, the cascade PCMs with different melting temperature is proposed. There are three PCM modules (labeled as PCM 1, PCM 2 and PCM 3 ) in the CLTES unit, which are placed along the exhaust gas path in declining order of PCM melting
A novel cascade resorption system for high temperature thermochemical energy storage and large temperature lift energy
The thermodynamic analysis is done at energy storage, energy recovery, regeneration, and ambient temperatures of 300, 352, 80, and 30 C, respectively. The quantity of hydrogen gas exchanged between the beds depends on the absorption capacity of both HTMH and LTMHs.
Techno-economic feasibility investigation of incorporating an energy storage with an exhaust heat recovery
Application of borehole thermal energy storage in waste heat recovery from diesel generators in remote cold climate locations Energies, 12 ( 2019 ), p. 656, 10.3390/en12040656
Multi-step ahead thermal warning network for energy storage system based on the core temperature
To secure the thermal safety of the energy storage system, a multi-step ahead thermal warning network for the energy storage system based on the core temperature detection is developed in this paper.
Experimental demonstration of high-temperature heat recovery in
In this work, we report on the successful experimental demonstration of high-temperature heat recovery in a solar reactor using a honeycomb-based thermal energy storage unit. With nitrogen as the heat transfer fluid, a heat recovery effectiveness of 33% is obtained using solar radiation as the sole energy input.
Red mud-molten salt composites for medium-high temperature thermal energy storage and waste heat recovery
Energy storage density is 1390 MJ/m 3 for a temperature range of 25–400 . Abstract Red mud (RM) is an industrial waste of the aluminum industry with presently estimated worldwide legacy-site stockpiles of 4 billion tones.
Machine-learning-assisted high-temperature reservoir thermal energy storage
High-temperature reservoir thermal energy storage (HT-RTES) has the potential to become an indispensable component in achieving the goal of the net-zero carbon economy, given its capability to balance the intermittent nature of renewable energy generation. In
Experimental investigation of energy storage and reuse of
A waste heat recovery system based on thermoelectric generation was developed to convert waste heat energy into electric energy for energy storage and to operate an LED car light. The variability of thermal-electrical conversion and energy distribution in different stages of the system, as well as the response characteristics of the
سابق：principle of lead-acid power storage battery
التالي：energy storage in the context of carbon neutrality
