太阳能热发电站熔盐阀门的选型分析SELECTION AND ANALYSIS OF MOLTEN SALT VALVES FOR CSP STATIONS
陈明强,唐娟,唐亚平,余志勇,毕文剑
摘要(Abstract):
熔盐阀门作为太阳能热发电站的重要控制设备,对电站的稳定、可靠运行发挥着重要作用。熔盐的低温凝固及高温强氧化等特性,对阀门及其部件的选型提出了特殊要求。从熔盐阀门开关阀的型式、熔盐阀门材质、密封填料、密封用垫片、密封面等方面对太阳能热发电站熔盐阀门进行了选型分析,并对太阳能热发电站熔盐阀门的选型原则进行了总结。
关键词(KeyWords): 太阳能热发电站;熔盐;阀门;选型
基金项目(Foundation):
作者(Author): 陈明强,唐娟,唐亚平,余志勇,毕文剑
DOI: 10.19911/j.1003-0417.tyn20210827.01
参考文献(References):
- [1]田枫,祝雪妹.塔式太阳能热发电相关技术的最新进展[J].南京师范大学学报(工程技术版),2020,15(3):1-10.
- [2]王志峰,杜凤丽.2015~2022年中国太阳能热发电发展情景分析及预测[J].太阳能,2019(11):5-10,69.
- [3]DUNN R I,HEARPS P J,WRIGHT M N.Moltensalt power towers:newly commercial concentrating solar storage[J].Proceedings of the IEEE,2012,100(2):504-515.
- [4]VIGNAROOBAN K,XU X H,ARVAY A,et al.Heat transfer fluids for concentrating solar power systems——a review[J].Applied energy,2015,146:383-396.
- [5]BRADSHAW R W,DAWSON D B,ROSA W D L,et al.Final test and evaluation results from the Solar Two project[M].San Francisco:Sandia National Laboratories,2002.
- [6]SMITH D C,RUSH E E,MATTHEWS C W,et al.Operation of large-scale pumps and valves in molten salt[J].Journal of solar energy eneineering,1994,116(3):137-141.
- [7]RODRíGUEZ-GARCíA M M,ANDREU J F,GONZALEZ-CUESTA A.Special valve for solar thermal power plants,tests and degisns[R].[S.l.:s.n.],2018.
- [8]GILL D,FARLEY B J.Improving a valve packing model to increase packing lifetime in molten salt[C]//Proceedings of the ASME 2013 7th International Conference on Energy Sustainability,July 14-19,2013,Minneapolis,MN,USA.
- [9]Z AVOICO A B.Solar power tower design basis document[R].Revison 0.San Francisco:Sandia National Laboratories,2001.
- [10]SLUSSER J,TITCOMB J,HEFFELFINGER M,et al.Corrosion in molten nitrate-nitrite salts[J].Journal of materials,1985,37(7):24-27.
- [11]KRUIZENGA A M,GILL D D,LAFORD M E.Corrosion of high temperature alloys in solar salt at400,500 and 680℃[R].San Francisco:Sandia National Laboratories,2013.
- [12]RODRIGUEZ-GARCIA M M,ROJAS M E,PéREZ M.Procedures for testing valves and pressure transducerswith molten salt[J].Applied thermal engineering 2016,101:139-146.
- [13]包锦峰.关于二元熔盐阀门填料密封的试验验证[J].通用机械,2019(6):44-47.