Performance evaluation of a dynamic wall integrated with active insulation and thermal energy storage …
A wall system is integrated with thermal energy storage and dynamic insulation system to actively charge and discharge stored thermal energy. • An active insulation system is designed to work by controlling the water loop enclosing a rigid foam insulation. • The ...
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Enhancement of the performance of a NEPCM filled shell-and …
The cylindrical shell-and-multi tube heat exchangers are a promising configuration for the PCM based latent heat thermal energy storage systems, which …
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Experimental investigation in the selection of phase change materials based on thermal stratification effect in thermal energy storage …
This study aims to evaluate the effects of thermal stratification on thermal energy storage (TES) systems during the charging process and choose suitable phase change materials (PCMs) for various layers. The research revealed that fiberglass insulation of 60 mm ...
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Functionally constructed magnetic-dielectric mineral microspheres for efficient thermal energy storage …
Magnetic-electric mineral microspheres were constructed by spray drying method. • Mineral microspheres could enhance microwave absorption and heat energy storage. • The melting enthalpy of composite PCMs reaches 111.6 …
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A review and evaluation of thermal insulation materials and methods for thermal energy storage …
Thermal insulation is aspect in the optimization of thermal energy storage (TES) systems integrated inside buildings. • Properties, characteristics, and reference costs are presented for insulation materials suitable for …
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Mathematical and thermo-economic analysis of thermal insulation …
Thermal energy storage (TES) is vital for achieving carbon neutrality in the energy sector. To achieve high storage efficiency, insulation with satisfactory …
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Experimental investigation of a new thermal energy storage …
In this paper, a novel thermal energy storage (TES) system based on a thermo-sensitive magnetic fluid (MF) in a porous medium is proposed to store low …
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Thermo-magnetic convection regulating the solidification behavior and energy storage …
To evaluate the effect of magnetic field regulation of solidification, Fig. 10 shows the effect of different ϕ w on local heat transfer and overall energy storage. Fig. 10 (a) and (b) depict the variation of the heat flux of the cold wall ( q local ) and the average solid fraction of the cavity ( f Solid ) with the height (z) when Fo = 0.05.
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Improvement of the performance of thermal energy storage systems with conical annular enclosure using magnetic …
Among these, the latent heat thermal energy storage (LHTES) system stands out as it enables the storage and release of a substantial amount of heat under nearly isothermal conditions. LHTES system relies on the utilization of Phase Change Materials (PCMs), which possess an exceptional capacity to store thermal energy that is …
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Effect of fin-metal foam structure on thermal energy storage: An experimental study …
Abstract. Thermal energy storage (TES) has been playing a crucial role in addressing the issue of solving the intermittent and random problems in solar energy utilization. The objective of this study is to squarely address and clarify the contribution of metal fin and foam to enhancing the phase change heat transfer by experiments.
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(PDF) Thermal Insulation With Latent Energy Storage for Flow Assurance in Subsea Pipelines …
St. John''s, Newfoundland, Canada, A1B 3X5. ABSTRACT. Flow assurance is critical in offshore oil and gas. production. Thermal insulation is an effective way to reduce. heat loss from subsea ...
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Charging characteristics of finned thermal energy storage tube …
A variable rotational strategy is proposed to optimize the charging characteristics. • Melting efficiency is achieved with the improvement of 57.62% under 1.5–1 rad s −1. The preferred variable rotation assures the more stable thermal safety. • The optimization of 106. ...
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Performance evaluation of latent heat energy storage in horizontal shell-and-finned tube for solar application | Journal of Thermal …
Thermal energy storage plays a key role in improving the efficiency of solar applications. In this study, the energy storage behavior (melting or charging) and energy removal process (solidification or discharging) are investigated in the presence of paraffin wax as a phase-change material (PCM) in a horizontal shell-and-finned tube. The …
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Longitudinal Insulation Design of Hybrid Toroidal Magnet for 10 …
A hybrid toroidal magnet using MgB textsubscript 2 and YBCO material is proposed for the 10 MJ high-temperature superconducting magnetic energy storage (HTS-SME.
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Melting enhancement of PCM in a finned tube latent heat thermal …
The current paper discusses the numerical simulation results of the NePCM melting process inside an annulus thermal storage system. The TES system consists of …
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Choosing the Best Thermal Insulation: Materials, Types, Uses, …
Thermal insulators are essential for maintaining comfortable indoor temperatures while reducing energy consumption. Proper insulation can lead to significant energy savings and a reduced environmental impact. In this article, we will cover the materials, types, and uses of thermal insulation, as well as installation and maintenance best practices.
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Modelling a packed-bed latent heat thermal energy storage unit …
It is crucial to implement a form of Thermal Energy Storage (TES) to effectively utilise the energy source. This study evaluates the thermal performance of a …
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Thermal energy storage system based on nanoparticle distribution optimisation for enhanced heat …
We applied the LBM to solve the one-dimensional pure thermal conductivity problem and compared the simulated results with analytical solutions shown as Fig. 3.The errors between the results obtained by both approaches were 1.9 %, 1.3 % and 1 % when t ⁎ = 4, t ⁎ = 10, t ⁎ = 20, respectively. = 20, respectively.
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Charging characteristics of finned thermal energy storage tube …
Thermal energy storage (TES) tanks of PVT systems with high charging efficiency and consistent thermal safety might achieve efficient utilization of solar energy for building. A new variable rotational strategy has been proposed to optimize the charging characteristics for TES tubes, taking into consideration the non-uniformity of melting.
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Graphene aerogel stabilized phase change material for thermal energy storage …
Phase change material (PCM) with thermal energy storage capacity has been a hot topic due to the advantages of satisfying the demand for energy storage, saving and conversion. In this work, graphene oxide (GO) was introduced to prepare a three-dimensional (3D) continuous network of graphene aerogel (GA) via a simple …
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The 18th International Symposium on Magnetic earings 442660 …
This paper proposes a novel design of a magnetically supported flywheel energy storage system with thermal insulation. It utilizes a magnetic coupler to directly transmit the power. The proposed design can induce almost no energy loss.
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(PDF) Natural Magnetite for thermal energy storage: …
This study reports the thermophysical characterization and proposes a reliable and industrial appropriate treatment route for natural Magnetite to obtain a material possessing not only a...
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Analysis of the loss and thermal characteristics of a SMES (Superconducting Magnetic Energy Storage) magnet …
The losses of Superconducting Magnetic Energy Storage (SMES) magnet are not neglectable during the power exchange process with the grid. In order to prevent the thermal runaway of a SMES magnet, quantitative analysis of its thermal status is inevitable. In this ...
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Electrostatic, magnetic and thermal energy storage
This chapter presents the working principles and applications of electrostatic, magnetic and thermal energy storage systems. Electrostatic energy storage systems use …
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Thermal Insulation With Latent Energy Storage for Flow Assurance in Subsea Pipelines …
Thermal insulation is an effective way to reduce heat loss from subsea pipelines and avoid the formation of hydrates or wax deposits that could block the flowlines. This paper presents heat transfer analysis from a subsea flowline with different insulation materials, particularly with nano-enhanced phase change materials (NPCMs) that allow …
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Advances in thermal energy storage: Fundamentals and …
Thermal energy storage (TES) is increasingly important due to the demand-supply challenge caused by the intermittency of renewable energy and waste …
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Experimental and numerical investigation of a tube-in-tank latent thermal energy storage …
There are mainly three types of thermal energy storage methods: sensible thermal energy storage, latent thermal energy storage (LTES) and chemical energy storage [2], [3]. Sensible thermal energy storage is easily applied in different types of thermal energy storage systems, and the systems have advantage of simplicity so …
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Carbon-Based Composite Phase Change Materials for Thermal Energy Storage, Transfer, and Conversion …
Thermal energy storage (TES) techniques are classified into thermochemical energy storage, sensible heat storage, and latent heat storage (LHS). [ 1 - 3 ] Comparatively, LHS using phase change materials (PCMs) is considered a better option because it can reversibly store and release large quantities of thermal energy from the surrounding …
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Magnetic Bearings for High-Temperature sCO2 Pumped Heat Energy Storage …
Abstract. Supercritical carbon dioxide (sCO2)-based cycles have been investigated for pumped heat energy storage (PHES) with the potential for high round-trip efficiencies. For example, PHES-sCO2 cycles with hot-side temperatures of 550°C or higher could achieve round-trip efficiencies greater than 70%. The energy storage cycle and …
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Metal-Organic Framework-based Phase Change Materials for Thermal Energy Storage …
Here, we review the recent advances in thermal energy storage by MOF-based composite phase change materials (PCMs), including pristine MOFs, MOF composites, and their derivatives. At the same time, this review offers in-depth insights into the correlations between MOF structure and thermal performance of composite PCMs.
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