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Dynamic performance analysis of solar organic rankine cycle with thermal energy. applied thermal engineering

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Dynamic performance analysis of solar organic rankine cycle with thermal energy. applied thermal engineering. / Li, Shuai; Ma, Hongjie; Li, Weiyi.

In: Applied Thermal Engineering, Vol. 129, 25.01.2018, p. 155-164.

Research output: Contribution to journalArticlepeer-review

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Li, Shuai ; Ma, Hongjie ; Li, Weiyi. / Dynamic performance analysis of solar organic rankine cycle with thermal energy. applied thermal engineering. In: Applied Thermal Engineering. 2018 ; Vol. 129. pp. 155-164.

Bibtex

@article{2b8ca5dc12f6456396c3550e9fdf7415,
title = "Dynamic performance analysis of solar organic rankine cycle with thermal energy. applied thermal engineering",
abstract = "This paper discusses the dynamic performance in a small-scale solar organic Rankine cycle (SORC) with thermal energy storage (TES) considering solar disturbance. A dynamic model of SORC is developed. The factor FSR (Fluctuation Suppression Ratio) is defined to reflect the effect of TES on suppressing the dynamic impact. The dynamics of the SORC are found to contain resonance characteristics. With the interaction between solar disturbances and system thermal inertia (mainly determined by TES capacity), the energy superposition could cause dynamic resonance. In order to study the dynamic performance of the SORC, the influence factor including TES capacity, solar fluctuation (period, amplitude, average solar) and evaporation temperature were analysed, while FSR and the total system efficiency were the indicators which represent the system stability and performance respectively. The simulation result shows that within a certain solar period, there is a specific TES capacity range leading to resonance. The proper TES capacity should be selected according to local solar fluctuations to effectively suppress dynamic impact in the initial design phase.",
author = "Shuai Li and Hongjie Ma and Weiyi Li",
year = "2018",
month = jan,
day = "25",
doi = "10.1016/j.applthermaleng.2017.10.021",
language = "English",
volume = "129",
pages = "155--164",
journal = "Applied Thermal Engineering",
issn = "1359-4311",
publisher = "Elsevier Limited",

}

RIS

TY - JOUR

T1 - Dynamic performance analysis of solar organic rankine cycle with thermal energy. applied thermal engineering

AU - Li, Shuai

AU - Ma, Hongjie

AU - Li, Weiyi

PY - 2018/1/25

Y1 - 2018/1/25

N2 - This paper discusses the dynamic performance in a small-scale solar organic Rankine cycle (SORC) with thermal energy storage (TES) considering solar disturbance. A dynamic model of SORC is developed. The factor FSR (Fluctuation Suppression Ratio) is defined to reflect the effect of TES on suppressing the dynamic impact. The dynamics of the SORC are found to contain resonance characteristics. With the interaction between solar disturbances and system thermal inertia (mainly determined by TES capacity), the energy superposition could cause dynamic resonance. In order to study the dynamic performance of the SORC, the influence factor including TES capacity, solar fluctuation (period, amplitude, average solar) and evaporation temperature were analysed, while FSR and the total system efficiency were the indicators which represent the system stability and performance respectively. The simulation result shows that within a certain solar period, there is a specific TES capacity range leading to resonance. The proper TES capacity should be selected according to local solar fluctuations to effectively suppress dynamic impact in the initial design phase.

AB - This paper discusses the dynamic performance in a small-scale solar organic Rankine cycle (SORC) with thermal energy storage (TES) considering solar disturbance. A dynamic model of SORC is developed. The factor FSR (Fluctuation Suppression Ratio) is defined to reflect the effect of TES on suppressing the dynamic impact. The dynamics of the SORC are found to contain resonance characteristics. With the interaction between solar disturbances and system thermal inertia (mainly determined by TES capacity), the energy superposition could cause dynamic resonance. In order to study the dynamic performance of the SORC, the influence factor including TES capacity, solar fluctuation (period, amplitude, average solar) and evaporation temperature were analysed, while FSR and the total system efficiency were the indicators which represent the system stability and performance respectively. The simulation result shows that within a certain solar period, there is a specific TES capacity range leading to resonance. The proper TES capacity should be selected according to local solar fluctuations to effectively suppress dynamic impact in the initial design phase.

U2 - 10.1016/j.applthermaleng.2017.10.021

DO - 10.1016/j.applthermaleng.2017.10.021

M3 - Article

VL - 129

SP - 155

EP - 164

JO - Applied Thermal Engineering

JF - Applied Thermal Engineering

SN - 1359-4311

ER -

ID: 7899279