以框架状泡沫铜为载体,Ba(OH)2·8H2O 为相变储热材料,利用多孔泡沫金属骨架材料良好的吸附性能,制备出泡沫金属复合相变储能材料.采用差示扫描量热法测量Ba(OH)2·8H2O的相变温度和相变潜热,搭建了含泡沫铜和未含泡沫铜相变储能装置的实验台,根据焓-多孔介质模型数值模拟固液相变传热过程.结果表明,泡沫铜的填充不仅增加了相变材料的导热系数,而且缩短了相变材料熔化和凝固时间.数值计算与实验结果吻合良好,验证了该数学模型的可靠性,研究结果对相变储能装置在实际应用中具有一定的指导意义.
参考文献
| [1] | Atul Sharma;V.V. Tyagi;C.R. Chen;D. Buddhi .Review On Thermal Energy Storage With Phase Change Materials And Applications[J].Renewable & sustainable energy reviews,2009(2):318-345. |
| [2] | Zhang Yinping;Hu Hanping;Kong Xiangdong.Phase change energy storage theory and application[M].合肥:中国科学技术大学出版社,1996:1. |
| [3] | Abhat A .Low temperature latent heat thermal energy storage:heat storage materials[J].Journal of Solar Energy Engineering,1983,30(04):313-332. |
| [4] | Zhang Renyuan.Phase change materials and latent heat energy storage technologu[M].北京:科学出版社,2009:1. |
| [5] | C. Y. Zhao .Review on thermal transport in high porosity cellular metal foams with open cells[J].International Journal of Heat and Mass Transfer,2012(13/14):3618-3632. |
| [6] | D. Zhou;C. Y. Zhao .Experimental investigations on heat transfer in phase change materials (PCMs) embedded in porous materials[J].Applied thermal engineering: Design, processes, equipment, economics,2011(5):970-977. |
| [7] | Mesalhy O;Lafdi K;Elgafy A et al.Numerical study for enhancing the thermal conductivity of phase change material (PCM) storage using high thermal conductivity porous matrix[J].Energy Conversion and Management,2005,46:847-867. |
| [8] | 张正国,邵刚,方晓明.石蜡/膨胀石墨复合相变储热材料的研究[J].太阳能学报,2005(05):698-702. |
| [9] | 张正国,龙娜,方晓明.石蜡/膨胀石墨复合相变储热材材料的性能研究[J].功能材料,2009(08):1313-1315. |
| [10] | 崔海亭,曹向茹,彭培英.泡沫金属相变材料熔化传热过程的数值分析[J].功能材料,2010(08):1439-1442. |
| [11] | ANSYS Inc.ANSYS FLUENT 12.0 Theory Guide[M].USA:ANSYS Inc,2009 |
| [12] | Belen Zalba;Jose M Marin;Luisa F. Cabeza;Harald Mehling .Review on thermal energy storage with phase change: materials, heat transfer analysis and applications[J].Applied thermal engineering: Design, processes, equipment, economics,2003(3):251-283. |
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