Refine by
Phase Change Material Articles & Analysis
19 articles found
Temperature regulation is a critical factor in the successful transportation of healthcare products. These products can be particularly sensitive to temperature, so it is essential that those that require it are always kept within the correct temperature range during transport. For a healthcare professional or the end user it is not possible to ensure that the products were prepared and ...
Scientists have concluded that going beyond 1.5°C increases the odds of initiating the most catastrophic impacts of climate change. Even if all Net-Zero commitments and national climate pledges were fulfilled, research suggests that warming would not be held to 1.5°C above preindustrial levels. ...
The most relevant storage systems used at commercial scale are: Thermal Energy Storage (TES): converting power to heat using materials specifically developed for this purpose such as heat transfer fluid (HTF) or phase change materials (PCM). ...
In latent heat storage, heat is used to induce a phase change in the storage material: solidification, evaporation, condensation, or sublimation. The energy required to produce these phenomena is very high, which make these systems much more compact than the equivalent storage systems based on sensible heat, and since a material ...
Mechanical temperature control, such as refrigeration, is an expensive and sometimes impractical option. Typical cooling materials – ice and dry ice – have limited temperature ranges and can lose their effectiveness within 24 hours, even in a well-insulated container. ...
THE SOLUTION In the mid-1990s, Glacier Tek developed a cooling vest that uses biobased phase change material to absorb heat generated by the wearer. Even in the most extreme heat, The Original Cool Vest maintains a comfortable 59°F/15°C and, unlike vests that use ice or gel packs, never over-cools. ...
As a PVC-friendly city, Summerside, Prince Edward Island (PEI), planned to use PVC pipe as it began Phase II of its Pope Road watermain expansion project. The project required 300 meters of 400 mm (16-inch) pipe, and was taking place in an area of the city with no existing water line. ...
They feature mirrors to reflect and concentrate the sunlight, receivers to collect the solar energy and to change it into heat energy and finally, a generator that produces electricity from the heat energy. ...
The influence of key parameters like heat transfer fluid (HTF) inlet temperature, initial temperature of phase change material (PCM) and mass flow rates of HTF on entropy generation number is analysed. ...
By Jason Deign A Spanish team has uncovered a radical new encapsulated phase-change material (PCM) storage system after creating a novel modelling tool for CSP. ...
Energy efficiency in new buildings can be achieved by passive measures such as the insulation of the building envelope, optimised solar design, optimised natural lighting, wall shading, surface material etc. and active measures such as efficient cooling and ventilation appliances and solar water heating. In this paper, the effects of thermal mass and phase ...
Here we present chemical and physical processes to obtain nanocomposites based on ferroelectric perovskites, from metal–oxide to dual–phase oxide materials. The changes in the structural, dielectric and magnetic properties are studied. ...
The first one is temperature distribution in the phase change material (PCM) during the phase change processes. The second one is the thermal characteristics of the paraffin wax, which includes total melting and total solidification times, the nature of heat transfer phenomena in melted and solidified PCM and the ...
Nowadays for solar heating applications, usage of phase change materials (PCM) to store the heat in the form of latent heat is increased, because large quantity of thermal energy is stored in small volume. ...
A case study of microclimate control and assessment in airplane cabin by innovative use of smart materials and airflow management is presented. The journey in a hostile environment, the limited resources and the effort of improving well being and comfort while preserving energies and materials consumption is taken as a metaphoric approach to sustainable ...
The third one is a pilot project using TES in micro-encapsulated phase change materials in a test cabin in Adana with a floor area of 4 m². By using a 3.5 kg Phase Change Material (PCM) together with insulation panels in the test cabin, 7% cooling energy and 28% heating energy can be conserved. ...
Here, the advantages of a trans-heat container using a Phase Change Material (PCM), co-production using an endothermic reaction, and a TED using oxides are theoretically explained from the viewpoint of exergy loss minimisation, respectively.Keywords: exergy loss, industrial waste heat, PCM, phase change ...
The objective of this work is the study of an industrial process of energy storage which consists in the use of a cylindrical tank filled with encapsulated Phase Change Materials (PCM). A particularity is present in this kind of processes; it concerns the delay of the crystallisation of PCM, called supercooling phenomenon. ...
103 J/kg) was used as a latent heat storage material. Experiments were conducted during a winter season to study the latent heat storage units and the thermal performance of the rectangular shaped foot warmer was found better than the cylindrical shaped with the same storage capacity. The experimental thermal performance studies of these latent heat storage systems showed that ...