Browse Items (51 total)

  • Tags: PHASE change materials

Liquefied petroleum gas (LPG) plays a major role in worldwide energy consumption as a clean source of energy with low greenhouse gases emission. LPG transportation is exhibited through networks of pipelines, maritime, and tracks. LPG transmission…

Phase change materials (PCMs) provide a state-of-the-art thermal energy storage capability and offer enormous potential for solar energy storage systems. However, the widespread adaptation of PCMs in advanced energy systems is often limited by low…

Energy storage is a critical issue and it becomes increasingly vital due to rapidly diminishing of fossil fuels and as renewable energy resources are currently intermittent. The thermal energy storage is the dawn of thermal management field. The lack…

Novel cement based mortars containing bottom ash (BA) and phase change material (PCM) as thermal energy storing material were developed for thermal controlling of buildings. Form-stable BA/Capric-Stearic (C-S) acid eutectic mixture composite was…

In modern heat transfer systems, thermal storage not only causes the balance between demand and supply, but also improves the heat transfer efficiency in these systems. In the present study, a comprehensive review of the applications of micro- or…

Phase change materials (PCMs) have received substantial interest for their ability to store and release latent heat for energy conservation and thermal control purposes. PCMs are available in a variety of latent heat and melting points but their…

Water is an inorganic, non-flammable and easily available phase change material (PCM), which can be utilized for cold thermal energy storage (TES) application (melting point at 0C). Although water has a specific heat of about 4.18Jg1K1 and has…

We study the melting process of phase change materials (PCM) inside a shell-and-tube heat exchanger with punched-fin and slit-fin numerically based on the enthalpy-porosity model in the present paper. The phase change material used is paraffin wax. A…

The solidification process in a multi-tube latent heat energy system is affected by the natural convection and the arrangement of heat exchanger tubes, which changes the buoyancy effect as well. In the current work, the effect of the arrangement of…

The combination of metal-organic frameworks (MOFs), namely UiO-66, with polyethylene glycol (PEG) polymers yields hybrid polyMOF materials, which show unique morphology with tunable characteristics of UiO-66. Mixed MOF-PolyMOFs (referred to as…

The present investigation aims to develop a potential composite phase change material (PCM) with leak-resistive and high thermal conductivity. Sugar beet pulp (CSBP) as an industrial waste was carbonized to produce a porous framework and used for…

Organic phase change materials (PCMs) are the most common heat storage components in latent heat based thermal energy storage (TES) systems. Among the different organic PCMs, fatty acids (FAs) have shown a real potential in important areas, such as,…

Being dependent statistics, building energy consumption has accounted for 2/5 of the world's total energy consumption. The combination of phase change energy storage materials with floor radiant cooling and heating system has become one of the main…

This paper concerns the optimum design of double elliptical latent heat storage units during the charging process using three-dimensional numerical simulation. Water and RT35 are employed as the heat transfer fluid and phase change material,…

Form-stable phase change materials (PCMs) have garnered tremendous attention in thermal energy storage (TES) owing to their remarkable latent heat. However, the integration of intelligent manufacturing, recycling, and optimized multifunction is…

Salt hydrates, one of the categories of inorganic phase change materials (PCMs), have huge potential to latent heat or thermal energy storage in buildings energy management applications. But their energy storage performance seems not to be…

Solar thermal energy efficiency of cementitious mortar is enhanced by introducing a phase change material (PCM) with thermal energy harvesting/releasing ability. Within this framework, a new type of cement based-thermal energy storage mortar (CBTESM)…

Salt hydrates are one of the most common inorganic compounds that are used as phase change material (PCM). These are available for a wide range of phase transition temperature for thermal energy storage (TES) application. They have some most desired…

The micro-encapsulated phase change materials could be used for thermal storage and temperature regulation, which solved the energy mismatch in space and time, and the utilization rate of energy has been greatly improved. Thus, recently, the…

This paper explicitly deals with the role of thermal energy storage (TES) with respect to energy performance measures in buildings. Buildings constitute about 50% of the total energy consumption worldwide. Thus buildings are directly found to be one…

Phase Change Materials (PCMs) are used for thermal energy storage (TES) due to their high latent heat capacity. While inorganic PCMs have the ability to store large amounts of thermal energy (as they possess higher values of latent heat capacity)…

The excessively available solar energy storage is a very useful way to bridge the energy demand and its supply gap. This thermal energy storage (TES) can be done in the form of sensible or latent heat energy. The energy storage in the form of latent…

A comprehensive study was conducted to develop and utilize a novel shape-stabilized phase change material utilizing two abundantly available and low-cost natural materials, namely scoria and expanded perlite and an industrial byproduct, heavy oil…

Latent heat storage using metals as solid-liquid phase change materials (PCMs) have been concerned for medium-temperature thermal energy storage. However, due to the leakage and corrosion problems during phase transformation, the use of metallic PCMs…

This paper concerns the ongoing studies on a Concentrated Solar Power (CSP) plant in operation in Ottana (Italy), comprising a 629 kW organic Rankine cycle (ORC) unit fed by a linear Fresnel solar field. Hexamethyldisiloxane (MM) and "Therminol SP-I"…

This paper introduces a novel solar-assisted heat pump system with phase change energy storage and describes the methodology used to analyze the performance of the proposed system. A mathematical model was established for the key parts of the system…

Solid-liquid phase change materials (PCMs) have been preferred for solar passive thermal energy storage (TES) applications. However, low thermal conductivity and leakage issue of molten PCMs considerably restrain their TES potential. In this…

The solar air heater (SoAH) absorbs the solar radiation and convert it into thermal energy. The drawback of solar radiation is its uneven distribution in time and it is the main roadblock for further expansion of solar energy. The technical…

This paper reviews cascaded or multiple phase change materials (PCMs) approach to provide a fundamental understanding of their thermal behaviors, the performance in terms of heat transfer uniformity, and the influence of input parameters and…

Latent heat thermal energy storage was widely used to solve the problem of the intermittency in time and space for solar energy systems. To improve the energy storage efficiency, metal fins were typically further added to the shell side to increase…

Thermal energy storage devices are vital for reducing the inconsistency between energy supply and demand as well as for enhancing the performance of solar thermal systems. The present study investigates the melting process in metallic honeycombed…

This work evaluates the influence of combining twisted fins in a triple-tube heat exchanger utilised for latent heat thermal energy storage (LHTES) in three-dimensional numerical simulation and comparing the outcome with the cases of the straight…

The energy sector is one of the fields of interest for different nations around the world. Due to the current fossil fuel crisis, the scientific community develops new energy-saving experiences to address this concern. Buildings are one of the…

The latent heat thermal energy storage (LHTES) using phase change material (PCM) is one of the most effective measures to store and utilize solar energy. However, its thermal performance is seriously affected by the poor thermal conductivity of PCMs.…

Polybutadiene (PB) waste recycling helps to reduce the ever-growing fossil energy demands because it is usually made from petroleum and natural gas. However, designing and developing a facile and low-cost way to achieve the efficient recycling of PB…

In this work, microencapsulated phase change material (MEPCM) with the eutectic mixture of stearic acid (SA) and coconut oil (CO) as the core and melamine formaldehyde (MF) as the shell was developed by emulsion-polymerization method to be applied in…

Phase change material (PCM) is a vital component of thermal energy storage (TES), particularly at a constant temperature. Various organic, inorganic, eutectic, and composite materials are used for storage applications. The major problems with the…

Thermal Energy Storage (TES) platforms mitigate the paucity between peaks in consumption and supply, i.e., they absorb thermal energy during periods of excess supply and release thermal energy during periods of deficit. Phase change materials (PCMs)…

Phase change materials (PCMs) utilized for thermal energy storage applications are verified to be a promising technology due to their larger benefits over other heat storage techniques. Apart from the advantageous thermophysical properties of PCM,…

In the present study, raw silica fume (RSF) was evaluated as carrier matrix to create PEG-included form-stable latent heat storage materials (FS-LHSMs), and carbon nanofiber (CNF), carbon nanotube (CNT) and graphene nanoplatelet (GNP) were used for…

Heat transfer enhancement in different engineering systems is a major challenge nowadays. Phase change materials can be used for this purpose due to moderate phase change temperature, great thermal capacity, and great latent melting energy. The…

Passive solar stills can be a viable source of freshwater in water and energy scarce regions. However, the low production rate is one of the major drawbacks of passive solar stills. This work presents an experimental study of the combined effects of…

Logging tools detecting underground oil and gas resources face a high temperature environment of 200. The downhole electronics are unable to bear such a high-temperature environment and thus require thermal management. For the multi-heat-source…

Adopting phase change materials (PCMs), the latent heat thermal energy storage (LHTES) technology provides a potential solution to solve the fluctuation and instability of solar energy utilization. However, its applicability is strictly limited by…

Phase Change Materials (PCMs) are used for thermal energy storage (TES) due to their high latent heat capacity. While inorganic PCMs have the ability to store large amounts of thermal energy (as they possess higher values of latent heat capacity)…

The logging tool, which is utilized to detect the underground oil and gas resources, is a typical electronic instrument working in extremely high-temperature downhole environment (~200°C) for more than 9 hours. Generally, the internal electronics can…

The increasing energy demand in conjunction with greater environmental concern has lifted the development of sustainable energy sources, including materials for energy storage. The use of phase change materials (PCM) for thermal energy storage (TES)…
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