Search Results - subject:"Phase-change material (PCM)"

Steam reforming of methane using double-walled reformer tubes containing high-temperature thermal storage Na2CO3/MgO composites for solar fuel production

Gokon, Nobuyuki; Nakamura, Shohei; Hatamachi, Tsuyoshi; … - In: Energy 68 (2014) C, pp. 773-782

Double-walled reactor tubes containing thermal storage materials based on the molten carbonate salts—100 wt% Na2CO3 molten salt, 90 wt% Na2CO3/10 wt% MgO and 80 wt% Na2CO3/20 wt% MgO composite materials—were studied for the performances of the reactor during the heat charging mode,...

Persistent link: https://www.econbiz.de/10011052954

Improved heat storage rate for an automobile coolant waste heat recovery system using phase-change material in a fin–tube heat exchanger

Shon, Jungwook; Kim, Hyungik; Lee, Kihyung - In: Applied Energy 113 (2014) C, pp. 680-689

In this study, the actual heat transfer coefficient of a phase-change material (PCM) was measured experimentally with …

Persistent link: https://www.econbiz.de/10010718901

General volume sizing strategy for thermal storage system using phase change material for concentrated solar thermal power plant

Xu, Ben; Li, Peiwen; Chan, Cholik; Tumilowicz, Eric - In: Applied Energy 140 (2015) C, pp. 256-268

With an auxiliary large capacity thermal storage using phase change material (PCM), Concentrated Solar Power (CSP) is a …

Persistent link: https://www.econbiz.de/10011189410

Using phase change materials in photovoltaic systems for thermal regulation and electrical efficiency improvement: A review and outlook

Ma, Tao; Yang, Hongxing; Zhang, Yinping; Lu, Lin; Wang, Xin - In: Renewable and Sustainable Energy Reviews 43 (2015) C, pp. 1273-1284

The study presented in this paper is based on a detailed review of the literature focused on the use of phase change materials (PCM) for photovoltaic (PV) module thermal regulation and electrical efficiency improvement. The influence of high temperature on PV power generation has been examined...

Persistent link: https://www.econbiz.de/10011190331

Unconventional experimental technologies used for phase change materials (PCM) characterization: part 2 – morphological and structural characterization, physico-chemical stability and mechanical properties

Inés Fernández, A.; Solé, Aran; Giró-Paloma, Jessica; … - In: Renewable and Sustainable Energy Reviews 43 (2015) C, pp. 1415-1426

Due to the high interest of appropriate characterization of PCM and hybrid PCM composites, different research centres and universities are using several material characterization techniques not commonly used with PCM, to study the structure and morphology of these materials. Likewise,...

Persistent link: https://www.econbiz.de/10011190406

Investigation of pinacone hexahydrate as phase change material for thermal energy storage around 45°C

Rathgeber, Christoph; Schmit, Henri; Hennemann, Peter; … - In: Applied Energy 136 (2014) C, pp. 7-13

Phase change materials (PCM) with a transition temperature around 45°C can be used in various applications, e.g. as intermediate storages for heat pumps in space heating systems, for the thermal protection of battery systems or to increase the efficiency of dishwashers by preheating water. At...

Persistent link: https://www.econbiz.de/10011076385

Carbon footprint of a thermal energy storage system using phase change materials for industrial energy recovery to reduce the fossil fuel consumption

López-Sabirón, Ana M.; Royo, Patricia; Ferreira, Victor J. - In: Applied Energy 135 (2014) C, pp. 616-624

Until now, a small number of studies have analysed the carbon footprint (CO2 eq. emissions) of the application of Phase Change Materials (PCMs) in conventional Thermal Energy Storage (TES) systems considering different conventional fossil fuels as the source of heat. In those scarce studies, the...

Persistent link: https://www.econbiz.de/10011076456

Phase change material (PCM) storage for free cooling of buildings—A review

Waqas, Adeel; Ud Din, Zia - In: Renewable and Sustainable Energy Reviews 18 (2013) C, pp. 607-625

Globally, buildings are responsible for 40% of the total world annual energy consumption which is responsible for one-third of green house gas emissions around the world. A significant portion of this energy is used for lighting, heating, cooling, and air conditioning purposes in buildings....

Persistent link: https://www.econbiz.de/10011049395

Paraffin/diatomite composite phase change material incorporated cement-based composite for thermal energy storage

Xu, Biwan; Li, Zongjin - In: Applied Energy 105 (2013) C, pp. 229-237

/diatomite (DP) composite phase change material (PCM). Paraffin/DP composite PCM was firstly fabricated at mix proportion (paraffin …

Persistent link: https://www.econbiz.de/10011040582

Influences of expanded graphite on structural morphology and thermal performance of composite phase change materials consisting of fatty acid eutectics and electrospun PA6 nanofibrous mats

Cai, Yibing; Gao, Chuntao; Zhang, Ting; Zhang, Zhen; … - In: Renewable Energy 57 (2013) C, pp. 163-170

In the present work, three fatty acid eutectics of capric acid (CA)–lauric acid (LA), capric acid–palmitic acid (PA), and capric acid–stearic acid (SA) were prepared through melt-blending followed by ultrasonication and were investigated as model phase change materials (PCMs); for...

Persistent link: https://www.econbiz.de/10011044249