Energy modeling of thermal energy storage (TES) using intelligent stream processing system

Thermal energy storage (TES) is the core element of renewable energy system (RES) and can considerably affect its overall efficiency. An effective thermal energy storage (TES) should enhance the stratification by restricting inlet mixing. In this paper, an experimental study is presented to evaluate...

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Main Authors: Yogender Pal Chandra, Tomas Matuska
Format: Article
Language:English
Published: Elsevier 2022-11-01
Series:Energy Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S235248472201455X
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author Yogender Pal Chandra
Tomas Matuska
author_facet Yogender Pal Chandra
Tomas Matuska
author_sort Yogender Pal Chandra
collection DOAJ
description Thermal energy storage (TES) is the core element of renewable energy system (RES) and can considerably affect its overall efficiency. An effective thermal energy storage (TES) should enhance the stratification by restricting inlet mixing. In this paper, an experimental study is presented to evaluate the performance of thermal energy storage (TES). Discharging of the tank was conducted with different inlet flow rates to assess the effect of inlet mixing on thermal stratification. Results are quantified in terms of temperature distribution, MIX, and Richardson number and were visualized to predict the behavior of TES. In addition, the data parsing is done in live mode with ad-hoc built stream-processing data layer. Finally a methodology for time series prediction in the context of TES using high end LSTM network is framed. It was concluded that discharging rate of 800 l/h has the maximum mixing and thus the worst stratification, while prediction efficiency fell well within 5.2% of the error range.
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spelling doaj.art-ba58f83be6b64648a9e77c88b125e0252023-02-22T04:31:01ZengElsevierEnergy Reports2352-48472022-11-01813211335Energy modeling of thermal energy storage (TES) using intelligent stream processing systemYogender Pal Chandra0Tomas Matuska1Czech Technical University in Prague, Faculty of Mechanical Engineering, Department of Environmental Engineering, Technicka 4, 166 07, Prague 6, Czech Republic; Czech Technical University in Prague, University Center for Energy Efficient Building, 273 43, Buštěhrad, Czech Republic; Corresponding author at: Czech Technical University in Prague, Faculty of Mechanical Engineering, Department of Environmental Engineering, Technicka 4, 166 07, Prague 6, Czech Republic.Czech Technical University in Prague, University Center for Energy Efficient Building, 273 43, Buštěhrad, Czech RepublicThermal energy storage (TES) is the core element of renewable energy system (RES) and can considerably affect its overall efficiency. An effective thermal energy storage (TES) should enhance the stratification by restricting inlet mixing. In this paper, an experimental study is presented to evaluate the performance of thermal energy storage (TES). Discharging of the tank was conducted with different inlet flow rates to assess the effect of inlet mixing on thermal stratification. Results are quantified in terms of temperature distribution, MIX, and Richardson number and were visualized to predict the behavior of TES. In addition, the data parsing is done in live mode with ad-hoc built stream-processing data layer. Finally a methodology for time series prediction in the context of TES using high end LSTM network is framed. It was concluded that discharging rate of 800 l/h has the maximum mixing and thus the worst stratification, while prediction efficiency fell well within 5.2% of the error range.http://www.sciencedirect.com/science/article/pii/S235248472201455XThermal energy storage (TES)Data streaming with RaspberryPi and PythonRenewable Energy
spellingShingle Yogender Pal Chandra
Tomas Matuska
Energy modeling of thermal energy storage (TES) using intelligent stream processing system
Energy Reports
Thermal energy storage (TES)
Data streaming with RaspberryPi and Python
Renewable Energy
title Energy modeling of thermal energy storage (TES) using intelligent stream processing system
title_full Energy modeling of thermal energy storage (TES) using intelligent stream processing system
title_fullStr Energy modeling of thermal energy storage (TES) using intelligent stream processing system
title_full_unstemmed Energy modeling of thermal energy storage (TES) using intelligent stream processing system
title_short Energy modeling of thermal energy storage (TES) using intelligent stream processing system
title_sort energy modeling of thermal energy storage tes using intelligent stream processing system
topic Thermal energy storage (TES)
Data streaming with RaspberryPi and Python
Renewable Energy
url http://www.sciencedirect.com/science/article/pii/S235248472201455X
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