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Experimental and simulated thermal stratification evaluation of an oil storage tank subjected to heat losses during charging

Mawire, Ashmore - In: Applied Energy 108 (2013) C, pp. 459-465

Experimental and simulated quantitative thermal stratification evaluations of a small un-insulated oil storage tank … to drop as thermal de-stratification in the storage tank starts. Parametric results using the model are also presented … the period when thermal stratification is increasing. …

Persistent link: https://www.econbiz.de/10010665643

Stratification analysis in packed bed thermal energy storage systems

Oró, Eduard; Castell, Albert; Chiu, Justin; Martin, … - In: Applied Energy 109 (2013) C, pp. 476-487

distribution (degree of stratification, first law efficiencies, second law efficiencies, other efficiencies as MIX number), are … material (PCM) is used in order to enhance the energy density and the stratification of the water tank. The experimental set up … tank stratification, such as graphical (dimensional and non-dimensional) and numerical figures based on temperature …

Persistent link: https://www.econbiz.de/10011040358

Power-to-heat for renewable energy integration: A review of technologies, modeling approaches, and flexibility potentials

Bloess, Andreas; Schill, Wolf-Peter; Zerrahn, Alexander - In: Applied Energy 212 (2018), pp. 1611-1626

A flexible coupling of power and heat sectors can contribute to both renewable energy integration and decarbonization. We present a literature review of model-based analyses in this field, focusing on residential heating. We compare geographical and temporal research scopes and identify...

Persistent link: https://www.econbiz.de/10012023898

Community-scale residential air conditioning control for effective grid management

Cole, Wesley J.; Rhodes, Joshua D.; Gorman, William; … - In: Applied Energy 130 (2014) C, pp. 428-436

This paper investigates the potential for coordinated control of a large number of residential air conditioning systems to achieve substantial reductions in peak electricity demand. To do so, an extensive data set including home energy audits, homeowner surveys, and electricity meter...

Persistent link: https://www.econbiz.de/10010906267

Thermal and sanitary performance of domestic hot water cylinders: Conflicting requirements

Armstrong, Peter M.; Uapipatanakul, Meg; Thompson, Ian; … - In: Applied Energy 131 (2014) C, pp. 171-179

losses whilst lowering the immersion position compromises thermal stratification leading to uneconomical operation …

Persistent link: https://www.econbiz.de/10010906301

Reducing a semiarid city’s peak electrical demand using distributed cold thermal energy storage

Ruddell, Benjamin L.; Salamanca, Francisco; Mahalov, Alex - In: Applied Energy 134 (2014) C, pp. 35-44

Several changes to the world’s electrical power systems and grids threaten to require massive infrastructure investment and cost to power utilities, especially increasing population and electrical energy demands, especially peak summertime air conditioning demands, and mismatches between...

Persistent link: https://www.econbiz.de/10010930648

Heat transfer fluids for concentrating solar power systems – A review

Vignarooban, K.; Xu, Xinhai; Arvay, A.; Hsu, K.; … - In: Applied Energy 146 (2015) C, pp. 383-396

There is a strong motivation to explore the possibility of harnessing solar thermal energy around the world, especially in locations with temperate weather. This review discusses the current status of heat transfer fluid, which is one of the critical components for storing and transferring...

Persistent link: https://www.econbiz.de/10011263238

Optimal scheduling of buildings with energy generation and thermal energy storage under dynamic electricity pricing using mixed-integer nonlinear programming

Lu, Yuehong; Wang, Shengwei; Sun, Yongjun; Yan, Chengchu - In: Applied Energy 147 (2015) C, pp. 49-58

The increasing complexity of building energy systems integrated with renewable energy systems requires essentially more intelligent scheduling strategy. The energy systems often have strong non-linear characteristics and have discrete working ranges. The mixed-integer nonlinear programming...

Persistent link: https://www.econbiz.de/10011263263

Performance of novel thermal energy storage engineered cementitious composites incorporating a paraffin/diatomite composite phase change material

Xu, Biwan; Li, Zongjin - In: Applied Energy 121 (2014) C, pp. 114-122

In this study, a paraffin/diatomite composite phase change material (PCM) was used as fine aggregate in the production of novel thermal energy storage engineered cementitious composites (TES-ECCs) featuring high tensile ductility and heat storage capacity. The mechanical properties, volume...

Persistent link: https://www.econbiz.de/10010753014

Dynamic thermal performance analysis of a molten-salt packed-bed thermal energy storage system using PCM capsules

Wu, Ming; Xu, Chao; He, Ya-Ling - In: Applied Energy 121 (2014) C, pp. 184-195

We investigate the dynamic thermal performance of a molten-salt packed-bed thermal energy storage (TES) system using capsules filled with high-temperature phase change material (PCM), which is identified as a promising low-cost TES system for concentrating solar power (CSP) plants. A transient...

Persistent link: https://www.econbiz.de/10010753020

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