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| 高温太阳光谱选择性吸收涂层计算机模拟 | |
| 引用本文： | 丁大伟,蔡伟民. 高温太阳光谱选择性吸收涂层计算机模拟[J]. 太阳能学报, 2008, 29(11) |
| 作者姓名： | 丁大伟 蔡伟民 |
| 作者单位： | 上海交通大学环境学院,上海,200240 |
| 摘 要： | 在近几年国际高温涂层研究的基础上,根据理论研究和实验结果从几方面因素(如材料、膜层结构、陶瓷中金属组分等)分析了其对高温吸收涂层效率的影响.在Mo-Al2O3双吸收层涂层的基础上,利用计算机计算了金属体积分数配比和膜层厚度变化下整个涂层的吸收比和发射比,计算结果表明,膜厚和吸收层中Mo的体积分数对涂层的吸收比和发射比影响效果差异较大,选择合适的控制因子不仅可以提高涂层的吸收比(a=0.92-0.95),而且还能有效控制涂层的发射比(ε≤0.05). |
| 关 键 词： | 高温 选择性吸收涂层 计算机模拟 |
COMPUTER SIMULATION OF HIGH-TEMPERATURE SOLAR SELECTIVE ABSORBER |
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| Ding Dawei,Cai Weimin. COMPUTER SIMULATION OF HIGH-TEMPERATURE SOLAR SELECTIVE ABSORBER[J]. Acta Energiae Solaris Sinica, 2008, 29(11) | |
| Authors: | Ding Dawei Cai Weimin |
| Affiliation: | Ding Dawei Cai Weimin (School of Environment Science , Engineering,Shanghai Jiaotong University,Shanghai 200240,China ) |
| Abstract: | Since the low-medium temperature solar selective absorbers were developed and widely used,high-temperature solar absorber became the hotspot in this field,the prospect of which is of promise.This paper based on the recent re- search,where the influence of materials,film structure and metal volume fraction on the solar-thermal conversion effi- ciency was analyzed according to theoretical research and experiment result.The results of computer simulation of the double-layer Mo-Al_2O_3 absorber showed the influ... |
| Keywords: | high temperature selective solar absorber computer simulation |
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