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Sana Dardouri, Ekrem Tunçbilek, Othmen Khaldi, Müslüm Arici and Jalila Sghaier
Energy conservation in buildings has been the focus of many studies since nearly one-third of global energy consumption is due to buildings. Phase change material (PCM) technology promises to be an attractive solution for energy saving in buildings since...
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Hyun-Do Yun, Jong-Won Lee, Young-Il Jang, Seok-Joon Jang and Wonchang Choi
This paper presents an investigation of the characterization of cement mortar containing phase change materials (PCMs) in order to control the development of hydration heat. The study examined microstructural characteristics and properties of cement mort...
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Jan Kosny, Jay Thakkar, Tlegen Kamidollayev, Margaret J. Sobkowicz, Juan Pablo Trelles, Cordula Schmid, Sampson Phan, Saibhargav Annavajjala and Peter Horwath
PCMs are attractive for the future generation of buildings, where energy efficiency targets and thermal comfort expectations are increasingly prioritized. Experimental analysis of local thermal processes in these dynamic components and whole-building ene...
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Martin Talvik, Simo Ilomets, Paul Klõ?eiko, Targo Kalamees, Mattias Põldaru and Dariusz Heim
The concept of integrating PV panels into traditional ETICS facades has been developing for several years. Problems concerning the options for passively controlling the temperatures of PV panels with PCM and directing excess moisture out of the wall via ...
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António Figueiredo, Filipe Rebelo, António Samagaio, Romeu Vicente and Jorge Lira
Improving the energy efficiency of new and existing building stock while fostering the use of renewable energy is one of the major goals of the Renovation Wave initiative promoted by the European Union. In this framework, the present research focuses on ...
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Shisong Wang, Xu Hou, Jianbao Yin, Yuming Xing and Zixian Wang
To access the enhancement effect of the topology optimization and porous foam structure, numerical studies were conducted to investigate the heat conduction enhancement (by metal foam, graphite foam, topologically optimized fins, and combinations of meta...
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Dariusz Heim, Anna Wieprzkowicz, Dominika Knera, Simo Ilomets, Targo Kalamees and Zdenko ?pitalský
The developed En-ActivETICS responds to the growing interest in Building Integrated Photovoltaics. Even for certain limitations, results may have practical applications and effects on the safety and durability of the installation. The proposal to improve...
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David Vérez, Emiliano Borri, Alicia Crespo, Boniface Dominick Mselle, Álvaro de Gracia, Gabriel Zsembinszki and Luisa F. Cabeza
The use of latent heat thermal energy storage is an effective way to increase the efficiency of energy systems due to its high energy density compared with sensible heat storage systems. The design of the storage material encapsulation is one of the key ...
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Accumulating solar and/or environmental heat in walls of apartment buildings or houses is a way to level-out daily temperature differences and significantly cut back on energy demands. A possible way to achieve this goal is by developing advanced composi...
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Balázs Komjáti, Bianka Szokol, Benjámin Kováts, Péter Kegye, József Nagy
Pág. 503?509
The formal [2+2] cycloaddition of ketenes and imines, also known as Staudinger synthesis, is a facile method for the synthesis of biologically important ß-lactam derivatives. In this paper two previously reported stereoselective reactions were investigat...
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Pin-Feng Liu, Yi-Pin Lin, Chun-Ta Tzeng and Chi-Ming Lai
This study integrated building material engineering, building construction practices, and heat transfer mechanisms to develop a polyvinyl acetate (PVA) based wall tile, containing macro-encapsulated phase change material (macro-encapsulated PCM, macroPCM...
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Jay Thakkar, Nicholas Bowen, Allen C. Chang, Peter Horwath, Margaret J. Sobkowicz and Jan Kosny
This study investigates improvements in low-cost latent heat storage material calcium chloride hexahydrate (CaCl2.6H2O). Its melting point is between 25 and 28 °C, with relatively high enthalpy (170?190 J/g); however, this phase change material (PCM) sho...
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Manuel García-Fuente, David González-Peña and Cristina Alonso-Tristán
Different simplified and low-computational-cost models for phase-change CFD simulation were compared with experimental data for geometries where convective flows could be negligible.
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Irina Cherunova, Nikolai Kornev, Ekaterina Lukyanova and Valery Varavka
The modern technology of heat-protective clothing is increasingly aimed at maintaining the active function of materials. Adding heat-preserving components into the volume of heat-insulating fibrous materials changes their structure and properties. In thi...
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Mohammad Nasim Imtiaz Khan, Shivam Bhasin, Bo Liu, Alex Yuan, Anupam Chattopadhyay and Swaroop Ghosh
Emerging Non-Volatile Memories (NVMs) such as Magnetic RAM (MRAM), Spin-Transfer Torque RAM (STTRAM), Phase Change Memory (PCM) and Resistive RAM (RRAM) are very promising due to their low (static) power operation, high scalability and high performance. ...
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Juan Pablo Bravo, Tomás Venegas, Elizabeth Correa, Alejandro Álamos, Francisco Sepúlveda, Diego A. Vasco and Camila Barreneche
The application of phase change materials (PCM) in the thermal envelope of buildings has proven to be an alternative to reduce energy consumption and to improve thermal comfort conditions. The present work evaluates the thermal behavior of gypsum boards ...
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Gabriel Zsembinszki, Angel G. Fernández and Luisa F. Cabeza
The selection of suitable phase change material as thermal energy storage for space cooling, heating, or domestic hot water in buildings.
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Enghok Leang, Pierre Tittelein, Laurent Zalewski and Stéphane Lassue
This article studies a composite solar wall with latent storage (TES) designed to heat rooms inside buildings during the cold season. No numerical model of the composite solar wall is currently available in the Dymola/Modelica software library. The first...
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Lubomír Sokola, Nikol ?i?ková, Vítezslav Novák and Ale? Jakubík
Phase change materials (PCMs) are materials with the ability of absorption of latent heat based on a phase change. PCMs are able to store and release a large amount of energy at certain temperatures melting or freezing. The aim of the research is to veri...
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