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2D simulation of solar/lamp two-chamber photoelectric converter with different sodium–noble gas mixtures
Plasma Sources Science and Technology ( IF 3.3 ) Pub Date : 2020-11-13 , DOI: 10.1088/1361-6595/abbae6
M M Mandour 1, 2 , S A Astashkevich 2 , A A Kudryavtsev 2, 3
Affiliation  

This work is devoted to the numerical analysis of the opportunity to obtain a steady generation of electromotive force (EMF) in a two-chamber gas cell exposed to concentrated solar/lamp radiation. For this purpose, we have carried out 2D simulations of the low-pressure photoplasma in the mixtures of sodium atom vapor and different noble gases and their pressures at different values of photoexcitation rate of resonance levels of Na. Herewith plasma chemistry and transfer of charges and radiation in the volume have been taken into account. It has been established that argon is a better candidate to be used as a buffer gas for photoplasma electric converter based on the obtained plasma parameters and commercial aspects. A parametric study has been carried out for the Na–Ar mixture to investigate the effect of increasing homogeneous photoexcitation rate in the small chamber on plasma parameters and obtained EMF. Another parametric study has been conducted to calculate the output current and electric power at a loaded chain. The results show that EMF could be obtained using the photovoltaic effect in photoplasma for the two-chamber cell. The present paper gives a key to the understanding of the effect of different processes (radiation, chemical, and electric) in the cell with these gas mixtures. The obtained results can be used in projecting a solar photoelectric converter based on a two-chamber device with a mixture of sodium and noble gases.



中文翻译:

钠-稀有气体混合物对太阳能/灯两室光电转换器的二维模拟

这项工作致力于对机会进行数值分析,以在暴露于集中的太阳/灯辐射的两室气室中获得稳定的电动势(EMF)。为此,我们对钠原子蒸气和不同稀有气体的混合物中的低压光等离子体及其在Na共振水平的光激发率值不同时的压力进行了二维模拟。因此,已经考虑了等离子体化学以及体积中电荷和辐射的转移。基于获得的等离子体参数和商业方面,已经确定氩是用作光等离子体电转换器的缓冲气体的更好的候选者。已对Na-Ar混合物进行了参数研究,以研究提高小室内均匀光激发速率对血浆参数和获得的EMF的影响。已经进行了另一项参数研究,以计算负载链上的输出电流和电功率。结果表明,利用光致等离子体中的两腔室电池的光电效应可以获得EMF。本文为理解这些气体混合物对电池中不同过程(辐射,化学和电)的影响提供了关键。所得结果可用于投影基于钠和稀有气体混合物的两室设备的太阳能光电转换器。已经进行了另一项参数研究,以计算负载链上的输出电流和电功率。结果表明,利用光致等离子体中的二室电池的光电效应可以获得EMF。本文为理解这些气体混合物对电池中不同过程(辐射,化学和电)的影响提供了关键。所得结果可用于投影基于钠和稀有气体混合物的两室设备的太阳能光电转换器。已经进行了另一项参数研究,以计算负载链上的输出电流和电功率。结果表明,利用光致等离子体中的两腔室电池的光电效应可以获得EMF。本文为理解这些气体混合物对电池中不同过程(辐射,化学和电)的影响提供了关键。所得结果可用于投影基于钠和稀有气体混合物的两室设备的太阳能光电转换器。这些气体混合物在电池中)。所得结果可用于投影基于钠和稀有气体混合物的两室设备的太阳能光电转换器。这些气体混合物在电池中)。所得结果可用于投影基于钠和稀有气体混合物的两室设备的太阳能光电转换器。

更新日期:2020-11-13
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