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Dec 1, 2023, Mehdi Ghalambaz and others published Latent heat thermal energy storage in a shell-tube design: (LHTES) system by local installation of metal foam-phase change material (PCM
Heterogeneous copper metal foam is integrated into a shell-tube energy storage system with paraffin wax. The finite element method was applied to solve the governing equations coupled. Cases with various heterogenicity angles ranging from −90° to 90° in 15° increments are compared to a case with uniform foam.
Combines nanoparticles with metal foam in a triplex-tube PCM energy storage system. Melting time of the PCM is modeled, validated with experiments and
Abstract: Shell-and-tube latent heat thermal energy storage units employ phase change materials to store and release heat at a nearly constant temperature, deliver high
Latent heat thermal energy storage systems can effectively fill the gap between energy storage and application, and phase-change materials (PCMs) are
This paper introduced a further heat transfer enhancement technique by inserting porous metal foam into the fin interstitials for a shell-and-tube thermal energy storage unit. The energy charging/discharging were evaluated by means of indicators including complete melting/solidification time, heat transfer coefficient, temperature
The heat transfer area is increased owing to the cooling from the outer tube and utilizing the metal plates. Solidification enhancement of PCM in a triplex-tube thermal energy storage system with nanoparticles and fins
Phase change material (PCM) has promising applications as an energy storage material in thermal energy storage (TES) systems. However, the low thermal conductivity of PCM limits its applications.
Solidification enhancement with multiple PCMs, cascaded metal foam and nanoparticles in the shell-and-tube energy storage system App. Energ., 257 ( 2020 ), Article 113993, 10.1016/j.apenergy.2019.113993
The high energy density of PCMs enables a more compact storage system when compared to sensible heat storage methods, resulting in reduced space requirements and potential cost savings [4]. LHTES systems have been utilized successfully in various applications, including waste heat recovery, solar energy
Nowadays, thermal energy storage (TES) units are being integrated with renewable energy systems and developed to cover the mismatch between energy demand and supply [1]. Integration of TES units with renewables like solar can cover the diurnal energy needs of consumers [ 2, 3 ].
In this study, a metal-hydride-based thermal energy storage system is developed using Mg 2 Ni and LaNi 5 as high-temperature (HTMH) and low-temperature metal hydride (LTMH)
In this work, a numerical evaluation of the melting/solidification performance of phase change material (PCM) filled inside a triplex‐tube latent heat storage unit has been
Evaluation of different melting performance enhancement structures in a shell-and-tube latent heat thermal energy storage system Renew. Energ., 187 ( 2022 ), pp. 829 - 843
In this work, two principal thermal enhancement techniques (i.e., finned tubes and conductive metal foams) are numerically investigated for melting processes in a shell-and-tube latent heat thermal energy storage system.
The incorporation of metal wools with high thermal conductivity had a beneficial effect on the thermal energy storage system charging and discharging rates. Notably, the inclusion of metal wool in the TES tank results in the PCM temperature remaining practically constant during the charging cycle, particularly when employing
Semantic Scholar extracted view of "Melting enhancement in triplex-tube latent heat energy storage system using nanoparticles-metal foam combination" by
The inner heat transfer fluid tubes were connected together by using metal plates welded to these tubes. 1196-200. [4] Mahdi J.M., and Nsofor E.C. “Solidification enhancement of PCM in a triplex-tube thermal energy storage system with nanoparticles
Application of multiple PCMs that have different melting-points demonstrated that there will be significant improvement in the energy recovery process
In this study, the latent heat thermal energy storage system of the shell-and-tube type is analyzed experimentally. A novel design for the storage unit whose geometry is consistent with the melting/solidification characteristics of phase change materials (PCMs) is introduced. Three kinds of paraffin with different melting
Also as an example of vortex tubes applied to energy storage systems, a model for a self-condensing compressed CO 2 ESS was created by Zhao et al. [22]. The vortex tube was chosen as the primary component for low
If the tube/capsule wall thickness can be reduced to 0.1 mm, compared to two-tank system, a specific cost reduction of ∼40% can be achieved in PCM storage system with DMT tank, while the ST system can reach 60% reduction under this
The figure (1) depicts a schematic view of the experimental set up developed for testing the shell and tube. thermal storage unit with finned tube. It consists of PCM storage container, HTF tube
Solidification enhancement in a triplex-tube latent heat energy storage system using nanoparticles-metal foam combination Energy, 126 ( 2017 ), pp. 501 - 512 View PDF View article View in Scopus Google Scholar
The schematic of ice storage system is illustrated in the Fig. 1, including a circular ice storage tank, a tube with six fins and metal foam. The radius of the ice storage tank is R 2 = 85 mm. The inner and outer radius of the tube is R 0 = 20 mm and R 1 = 25 mm, respectively.
Metal hydrides (MH) are known as one of the most suitable material groups for hydrogen energy storage because of their large hydrogen storage capacity,
The present work investigates the application of an anisotropic layer of metal foam in an energy storage system to improve heat transfer and thermal energy storage rates.
Section snippets Physical model A schematic view of a shell-tube latent heat thermal energy storage unit is depicted in Fig. 1. As seen, a bundle of tubes is packed inside a shell enclosure. Inside, the enclosure is filled with PCM. A
Evaluation of different melting performance enhancement structures in a shell-and-tube latent heat thermal energy storage system Renew. Energy, 187 ( 2022 ), pp. 829 - 843
Thermal transport augmentation in latent heat thermal energy storage system by partially filled metal foam: a novel configuration J.Energy Storage, 22 ( 2019 ), pp. 270 - 282 View PDF View article View in Scopus Google Scholar
A compact thermal energy storage system based on Al Si alloy for EVs is prototyped. The mass and volume energy density is 225 Wh/kg and 179 Wh/L, respectively. • Heat charging, heat insulation and heat release performance of
This study investigates the effect of V-shaped fin and also nanoparticles dispersion on the solidification procedure within a triplex-tube Latent Heat Thermal Energy Storage System. By using response surface method, the geometric parameters of V-shaped fin are optimized to obtain the best fin arrangement.
This study focuses on enhancing the melting performance of a shell-and-tube latent heat thermal energy storage (LHTES) system. This improvement is achieved by conducting an extensive parametric study involving various geometric factors including tube position from the bottom, vertical tube spacing, tube diameter, different heat
Solidification enhancement in a triplex-tube latent heat energy storage system using nanoparticles-metal foam combination Energy, 126 ( 2017 ), pp. 501 - 512 View PDF View article View in Scopus Google Scholar
Also, the energy storage rate is higher for cases with more HTF tubes due to providing more distributed heat sources (Cases 4–6). Furthermore, using petal shaped tube rather than circular tube raises the rate of stored energy. Besides, for
It mainly contains sensible heat thermal energy storage [1], latent heat thermal energy storage (LHTES) [2], and chemical energy storage [3]. In the three types, LHTES units are the key to solving the contradiction in practical thermal systems because of their superiorities of larger thermal storage density, stable thermodynamic
[1] Yang X, Lu Z, Bai Q, Zhang Q, Jin L and Yan J 2017 Thermal performance of a shell-and-tube latent heat thermal energy storage unit: Role of annular fins Applied Energy 202 558-70 Crossref Google Scholar [2] Yang X, Bai Q, Zhang Q, Hu W, Jin L and Yan J 2018 Thermal and economic analysis of charging and discharging
The latent heat thermal energy storage unit (LHTESU) strengthened by metal foam can effectively store solar energy and realize the sustainable utilization of solar energy. In this paper, the metal foam with a two-dimensional (radial and circumferential direction) porosity gradient is proposed for the problem of slow melting rate and non
It can be used to predict the thermal response of battery temperature management [22], [42], plate latent storage system [24], and tube latent storage system [26]. In this paper, a thermal network model of the finned tube latent storage unit is established by Amesim, which is used to predict the HTF outlet temperature, and then
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