Numerical dynamic simulation and analysis of a lithium bromide/water long term solar heat storage system

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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Numerical dynamic simulation and analysis of a lithium bromide/water long term solar heat storage system. / N'Tsoukpoe, Kokouvi Edem; Le Pierres, Nolwenn; Luo, Lingai.
in: Energy, Jahrgang 37, Nr. 1, 01.2012, S. 346-358.

Publikation: Beiträge in ZeitschriftenZeitschriftenaufsätzeForschungbegutachtet

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N'Tsoukpoe KE, Le Pierres N, Luo L. Numerical dynamic simulation and analysis of a lithium bromide/water long term solar heat storage system. Energy. 2012 Jan;37(1):346-358. doi: 10.1016/j.energy.2011.11.020

Bibtex

@article{d952c006434e4694b160c401ae0267d7,
title = "Numerical dynamic simulation and analysis of a lithium bromide/water long term solar heat storage system",
abstract = "With a view towards better efficiency in renewable energy utilisation, particularly solar energy, the authors study a long-term solar thermal energy storage based on water absorption by a lithium bromide aqueous solution. After a description of the process, the system dynamic simulation model is detailed and used to investigate the influence of certain parameters (heat exchanger size, solution flow rate, absorption percentage) and operating conditions (heat supply temperature to the building, crystallisation ratio, heat need) on the system performance (storage density, thermal efficiency, etc.). The analysis of simulations made for a low-consumption building in Chamb{\'e}ry shows that the solution flow rate is a critical parameter in the process performance. It also appears that crystallisation in the solution storage tank increases the storage density more than three times. The simulation results are used in the design of a prototype that is under experimentation for validation of the model.",
keywords = "Chemistry, Energy research, Absorption systems, Dynamic simulation, Energy efficiency, Lithium bromide/water, Long-term thermal storage, Solar energy",
author = "N'Tsoukpoe, {Kokouvi Edem} and {Le Pierres}, Nolwenn and Lingai Luo",
year = "2012",
month = jan,
doi = "10.1016/j.energy.2011.11.020",
language = "English",
volume = "37",
pages = "346--358",
journal = "Energy",
issn = "0360-5442",
publisher = "Elsevier Ltd",
number = "1",

}

RIS

TY - JOUR

T1 - Numerical dynamic simulation and analysis of a lithium bromide/water long term solar heat storage system

AU - N'Tsoukpoe, Kokouvi Edem

AU - Le Pierres, Nolwenn

AU - Luo, Lingai

PY - 2012/1

Y1 - 2012/1

N2 - With a view towards better efficiency in renewable energy utilisation, particularly solar energy, the authors study a long-term solar thermal energy storage based on water absorption by a lithium bromide aqueous solution. After a description of the process, the system dynamic simulation model is detailed and used to investigate the influence of certain parameters (heat exchanger size, solution flow rate, absorption percentage) and operating conditions (heat supply temperature to the building, crystallisation ratio, heat need) on the system performance (storage density, thermal efficiency, etc.). The analysis of simulations made for a low-consumption building in Chambéry shows that the solution flow rate is a critical parameter in the process performance. It also appears that crystallisation in the solution storage tank increases the storage density more than three times. The simulation results are used in the design of a prototype that is under experimentation for validation of the model.

AB - With a view towards better efficiency in renewable energy utilisation, particularly solar energy, the authors study a long-term solar thermal energy storage based on water absorption by a lithium bromide aqueous solution. After a description of the process, the system dynamic simulation model is detailed and used to investigate the influence of certain parameters (heat exchanger size, solution flow rate, absorption percentage) and operating conditions (heat supply temperature to the building, crystallisation ratio, heat need) on the system performance (storage density, thermal efficiency, etc.). The analysis of simulations made for a low-consumption building in Chambéry shows that the solution flow rate is a critical parameter in the process performance. It also appears that crystallisation in the solution storage tank increases the storage density more than three times. The simulation results are used in the design of a prototype that is under experimentation for validation of the model.

KW - Chemistry

KW - Energy research

KW - Absorption systems

KW - Dynamic simulation

KW - Energy efficiency

KW - Lithium bromide/water

KW - Long-term thermal storage

KW - Solar energy

UR - http://www.scopus.com/inward/record.url?scp=84855580880&partnerID=8YFLogxK

U2 - 10.1016/j.energy.2011.11.020

DO - 10.1016/j.energy.2011.11.020

M3 - Journal articles

VL - 37

SP - 346

EP - 358

JO - Energy

JF - Energy

SN - 0360-5442

IS - 1

ER -

DOI

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