CTE analysis of saturated cement-based sensible heat storage materials

2016 ◽  
pp. 299-304 ◽  
Author(s):  
H Hailemariam ◽  
D Shrestha ◽  
F Wuttke
2018 ◽  
Vol 32 ◽  
pp. 01001
Author(s):  
Abdullahi Ahmed ◽  
Monica Mateo-Garcia ◽  
Danny McGough ◽  
Kassim Caratella ◽  
Zafer Ure

Indoor Environmental Quality (IEQ) is essential for the health and productivity of building users. The risk of overheating in buildings is increasing due to increased density of occupancy of people and heat emitting equipment, increase in ambient temperature due to manifestation of climate change or changes in urban micro-climate. One of the solutions to building overheating is to inject some exposed thermal mass into the interior of the building. There are many different types of thermal storage materials which typically includes sensible heat storage materials such as concrete, bricks, rocks etc. It is very difficult to increase the thermal mass of existing buildings using these sensible heat storage materials. Alternative to these, there are latent heat storage materials called Phase Change Materials (PCM), which have high thermal storage capacity per unit volume of materials making them easy to implement within retrofit project. The use of Passive Cooling Thermal Energy Storage (TES) systems in the form of PCM PlusICE Solutions has been investigated in occupied spaces to improve indoor environmental quality. The work has been carried out using experimental set-up in existing spaces and monitored through the summer the months. The rooms have been monitored using wireless temperature and humidity sensors. There appears to be significant improvement in indoor temperature of up to 5°K in the room with the PCM compared to the monitored control spaces. The success of PCM for passive cooling is strongly dependent on the ventilation strategy employed in the spaces. The use of night time cooling to purge the stored thermal energy is essential for improved efficacy of the systems to reduce overheating in the spaces. The investigation is carried within the EU funded RESEEPEE project.


2012 ◽  
Vol 41 (1-3) ◽  
pp. 195-203 ◽  
Author(s):  
S. Shanmugan ◽  
B. Janarthanan ◽  
J. Chandrasekaran

ACS Omega ◽  
2020 ◽  
Vol 5 (30) ◽  
pp. 19236-19246
Author(s):  
Jianxun Liu ◽  
Zhongchen Chang ◽  
Lianbo Wang ◽  
Jingwen Xu ◽  
Rao Kuang ◽  
...  

2014 ◽  
Vol 592-594 ◽  
pp. 2374-2378
Author(s):  
A. Senthil Rajan ◽  
K. Raja

A single basin single slope solar still with 0.82mx 0.81m x 0.75m has been fabricated with G.I sheet and tested with different water depths of 2,3,4cm. Various solid and liquid sensible heat storage materials, Evaporative surface materials are used in the form of billets, in the still. To reduce glass cover temperature the outer glass was cooled by using sprinkler manually at regular interval of time. Theoretical analysis was performed and compared with experimental values. The performances of modified still were compared with conventional still of same size running under the same meteorological conditions. The solid sensible heat storage materials produces48% more productivity than conventional still. Liquid sensible heat storage material produces 19% more than conventional in till. The payback period of the still was 340 days.


2022 ◽  
Vol 157 ◽  
pp. 112085
Author(s):  
Piyush R. Olivkar ◽  
Vikrant P. Katekar ◽  
Sandip S. Deshmukh ◽  
Sanyukta V. Palatkar

Author(s):  
Yongliang Zhao ◽  
Jian Song ◽  
Ming Liu ◽  
Yao Zhao ◽  
Andreas V. Olympios ◽  
...  

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