太阳能热发电高温(≥550℃)光谱选择性吸收涂层研究进展
田广科,苗树翻,马天国,范多旺
摘要(Abstract):
开发基于熔融盐热媒介质高温(≥550℃)光热发电技术是槽式聚光太阳能发电的最新发展趋势,而实现该技术的关键物质基础是研制出在高温工况条件下具有较高太阳吸收比、较低热发射比及热稳定性能优越的高温光谱选择性吸收涂层。该文对近年来国内外已用于或有望应用于550℃以上光热发电高温光谱选择性吸收涂层的研究进展进行简要评述,初步讨论高温环境下光谱选择性吸收涂层发生失效的可能机制,最后对我国高温光谱选择性吸收涂层基础研究及工业化发展中存在的主要难题进行简要分析和展望。
关键词(KeyWords): 太阳能热发电;高温光谱选择性吸收涂层;热稳定性;失效机制
基金项目(Foundation): 国家火炬计划(2013GH712102);; 甘肃省科技支撑计划项目(2010GS04143)
作者(Author): 田广科,苗树翻,马天国,范多旺
参考文献(References):
- [1]NREL.Concentrating solar power projects[EB/OL].http://www.nrel.gov/csp/solarpaces/.
- [2]ASE.ASE demo plant country[EB/OL].http://www.archimedesolarenergy.com/.
- [3]Selvakumar N,Barshilia H C,Rajam K S.Review of sputter deposited mid-to high-temperature solar selective coatings for flat plate/evacuated tube collectors and solar thermal power generation applications[R].NAL Project Document SE 1025,2010.
- [4]Thornton J A,Lamb J L.Sputter deposited Pt-Al_2O_3 selective absorber coatings[J].Thin Solid Films,1981,83:377-385.
- [5]Thornton J A,Lamb J L.Sputter deposited Pt-Al_2O_3 graded cermet selective absorber coatings[J].Solar Energy Materials,1984,9:415-431.
- [6]Thornton J A,Lamb J L.Thermal stability studies of sputterdeposited multilayer selective absorber coatings[J].Thin Solid Films,1982,96(2):175-183.
- [7]Schon J H,Binder G,Bucher E.Performance and stability of some new high-temperature selective absorber systems based on metal/dielectric multilayers[J].Solar Energy Materials and Solar Cells,1994,33(4):403-416.
- [8]Sathiaraj T S,Thangaraj R,Sharbaty A,et al.Ni-Al_2O_3selective cermet coatings for photothermal conversion up to 500[J].Thin Solid Films,1990,190:241-254.
- [9]Zhang Q C,Mills D R.Very low-emittance solar selective surfaces using new film structures[J].Journal of Applied Physics,1992,72(7):3013-3021.
- [10]Esposito S,Antonaia A,Addonizio M L,et al.Fabrication and optimisation of highly efficient cermet-based spectrally selective coatings for high operating temperature[J].Thin Solid Film,2009,517(21):6000-6006.
- [11]Antonaia A,Castaldo A,Addonizio M L,et al.Stability of W-Al_2O_3 cermet based solar coating for receiver tube operating at high temperature[J].Solar Energy Materials and Solar Cells,2010,94:1604-1611.
- [12]Eva Cespedes,Men Wirz,Sanchez-Garcia J A,et al.Novel Mo-Si3N4 based selective coating for high temperature concentrating solar power applications[J].Solar Energy Materials and Solar Cells,2014,122:217-225.
- [13]Barshilia H C,Selvakumar N,Vignesh G,et al.Optical properties and thermal stability of pulsed sputter deposited Al_xO_y/Al/Al_2O_3 multilayer absorber coatings[J].Solar Energy Materials and Solar Cells,2009,93:315-323.
- [14]Selvakumar N,Barshilia H C,Rajam K S,et al.Structure,optical properties and thermal stability of pulsed sputter deposited high temperature HfO_x/Mo/HfO_2 solar selective absorbers[J].Solar Energy Materials and Solar Cells,2010,94:1412-1420.
- [15]Schiller A,Thommen V,Reimann P,et al.Structural and optical properties of titanium aluminium nitride films(Ti_(1-x)Al_xN)[J].Journal of Vacuum Science and Technology A,2001,19:922-929.
- [16]Blickesderfer R,Deardorff D K,Lincoln R L.Spectral reflectance of TiN_x and ZrN_x films as selective absorbers[J].Solar Energy,1977,19:429-432.
- [17]Barshilia H C,Selvakumar N,Rajam K S,et al.TiAlN/TiA10N/Si_3N_4 tandem absorber for high temperature solar selective applications[J].Applied Physics Letters,2006,89:191909.
- [18]Barshilia H C,Selvakumar N,Rajam K S.Thermal stability of TiAlN/TiA10N/Si_3N_4 tandem absorbers prepared by reactive direct current magnetron sputtering[J].Journal of Vacuum Science and Technology A,2007,25:383-390.
- [19]Barshilia H C,Selvakumar N,Rajam K S,et al.Optical properties and thermal stability of TiAIN/AlON tandem absorber prepared by reactive DC/RF magnetron sputtering[J].Solar Energy Materials and Solar Cells,2008,92:1425-1433.
- [20]Barshilia H C,Selvakumar N,Rajam K S,et al.Spectrally selective NbAlN/NbA10N/Si_3N_4 tandem absorber for hightemperature solar applications[J].Solar Energy Materials and Solar Cells,2008,92:495-504.(转第61页)
- [21]Selvakumar N,Barshilia H C.Review of physical vapor deposited(PVD)spectrally selective coatings for mid-and hightemperature solar thermal applications[J].Solar Energy Materials and Solar Cells,2012,98:1-23.
- [22]史月艳,那鸿悦.太阳光谱选择性吸收膜系设计、制备及测评[M].北京:清华大学出版社,2009.
- [23]Shen Yue,Shi Yueyan,Wang Fengchun.High-temperature optical properties and stability of Al_xO_y-AlN_x-Al solar selective absorbing surface prepared by DC magnetron reactive sputtering,Solar Energy Materials and Solar Cells,2003,77:393-403.
- [24]Wang Jian,Wei Baocheng,Wei Qirui,et al.Optical property and thermal stability of Mo/Mo-SiO_2/SiO_2 solar selective coating prepared by magnetron sputtering[J].Physica Status Solidi A,2011,208(3):664-669.
- [25]王聪.中高温太阳光谱选择性吸收涂层的研究[J].科技成果管理与研究,2009,31(5):114.
- [26]郝雷,王树茂,蒋利军,等.非真空高温太阳光谱选择性吸收涂层的研制[J].科学通报,2009,54:251-254.
- [27]Hao Lei,Du Miao,Liu Xiaopeng,et al.Thermal stability of nitride solar selective absorbing coatings used in high temperature parabolic trough current[J].Science China Technological Sciences,2010,53(6):1507-1512.
- [28]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,2008,26(11):1353-1358.