Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 91 for “"Phase Change Material"”.
-
Off-peak cooling using phase change material
… thermal storage medium is a sodium sulfate-based phase change material (PCM) enclosed in small thin bags. These bags are distributed throughout the ceiling plane of the building; supported by special ceiling tiles. At night, the PCM is charged by chilling the plenum space; during the day, the PCM, …
-
Thermal Performance of Microencapsulated Phase Change Material Slurry
… Initial quantitative characterization of MPCM material properties, including latent heat of fusion, melting and freezing points, and temperature- and concentration-dependent viscosity data, are presented. State-of-the-art equipment was used to characterize the MPCM slurry, including a …
-
Development of thermo-regulating fabric using phase change material (PCM)
<p>This research study concentrates on use of phase change material (PCM) in textiles which can produce thermo-regulating characteristics to control body temperature useful for various daily wear and technical textiles. The latent heat which is released or absorbed during the process of phase …
-
Transient thermal phenomena in phase change material integrated electronics cooling
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-12-01
-
Evaluation on the thin-film phase change material-based technologies
Two potential applications of thin film phase-change materials are considered, non-volatile electronic memories and MEMS (Micro-Electro-Mechanical Systems) actuators. The markets for those two applications are fast growing and rapidly changing, so new materials technologies with superior …
-
Modeling a solar energy collector with an integrated phase-change material
… simulate a solar air heater with an integrated-phase change material. The commercially available finite element package ADINA-Fluid was used to generate the model that captures the fundamental physical processes which are necessary in accurately simulate the system. These processes include …
-
An Investigation of Phase Change Material (PCM)-Based Ocean Thermal Energy Harvesting
Phase change material (PCM)-based ocean thermal energy harvesting is a relatively new method, which extracts the thermal energy from the temperature gradient in the ocean thermocline. Its basic idea is to utilize the temperature variation along the ocean water depth to cyclically freeze and melt a …
-
Numerical Investigation of a Phase-Change Material Based Photovoltaic Panel Temperature Regulation System
… output. The goal of this investigation is to use phase-change materials (PCM) to passively cool PV panels. The PCM is inside an aluminum container attached to the back surface of the PV panel. Four configurations of the container are investigated. The first configuration is a container with bulk …
-
ENHANCEMENT OF PHASE CHANGE MATERIAL (PCM) THERMAL ENERGY STORAGE IN TRIPLEX-TUBE SYSTEMS
… thermal energy storage components utilizing phase change materials (PCMs). These materials have the potential to store large amounts of energy in relatively small volumes and within nearly an isothermal storage process. The primary drawback of today’s PCMs is that their low thermal …
-
Development of phase change material integrated oriented strand board for thermal energy storage
… storing capability is achieved by integrating phase change material (PCM) in the wood board. The effect of thermal energy storage in the building envelope is to reduce indoor temperature fluctuations and delay air temperature maximum to off-peak demand period and it will help to reduce the …
-
Application of Phase Change Material to Improve Adiabatic Compressed Air Energy Storage System
… needed in this application.The thermal storage material should have large storage capacity and should be able to store/release the heat rapidly during compression and expansion. For that reason, this thesis aims to develop a new method for the ACAES system using microcapsule of phase change …
-
Experimental and Numerical Analysis of a Commercial Phase Change Material Melting at Different Inclinations
<p>The study of various phase change materials (PCM), experimentally and numerically, have been completed over the past several years to address their feasibility and potential when used in latent heat thermal energy storage (LHTES) systems for a variety of potential applications. Previous studies …
-
Investigation of new phase change material based thermal management systems for Li-ion batteries
… developed in the present study using 6 mm thick phase change composite plates can manage the battery temperature in the required range. n-Octadecane and polyurethane foam are used to make 3 mm and 6 mm thick plates. The battery pack is tested with the developed phase change material based plates. …
-
Developing a new nano-enhanced phase change material (NEPCM) for medium grade thermal energy storage
… de chauffage. L'idée d'utiliser des matériaux à changement de phase (MCP) pour le stockage d'énergie provient de leurs propriétés exceptionnelles qui leur permettent d'économiser plus d'énergie sous forme de chaleur latente. Cela conduit à moins de matériel requis, à un espace de stockage plus …
-
Development, Characterization, & Implementation of Phase-Change Material Cold Plates for Hybrid-Electric Vehicle Battery Systems
… cooling for ESS thermal management is the use of phase-change materials (PCMs). PCMs regulate the temperature of the ESS by leveraging the latent heat of fusion to absorb large amounts of energy at constant temperature while changing phase from solid to liquid. While PCMs have large heat …
-
Modeling Compact Non-Volatile Photonic Switching Based on Optical Phase Change Material and Graphene Heater
… circuits (PICs) and the integration of phase change materials (PCMs) enables promising designs which are compact, non-volatile, and efficient. However, conventional PCMs such as Ge₂Sb₂Te₅ (GST) introduce significant optical absorption loss, leading to elevated insertion losses in …
-
Evaluation of phase change material thermal control architectures for a WaferSatellite using integrated design and optimization techniques
… seeks to explore the potential application of phase change materials to efficiently increase effective heat capacity to reduce the temperature extremes attained on-orbit. An integrated design and optimization framework is utilized to optimize the selection of phase change materials and masses …
-
CFD analysis of heat storage and recovery from geothermal water exiting the space heating radiator using phase change material
… hours. Heat storage and recovery process using phase change materials can provide an effective way to overcome this energy wastage. The purpose of this study is to estimate the performance of phase change materials for heat storage and recovery from geothermal fluid exiting the space heating …
-
Investigation of High Surface Air-to-Phase-Change-Material Heat Exchangers for the Heating, Ventilation, and Air-Conditioning Industry
… storage for the residential sector. Utilizing phase change materials, thermal energy storage can be downsized from large, campus-scale solutions for the residential sector through the design and testing of an air-to-phase change material heat exchanger. In this study, high surface area heat …
Page 1 of 5