塔式太阳能热电站系统仿真与分析.pdf
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第34 卷 第11 期 中 国 电 机 工 程 学 报 Vol.34 No.11 Apr.15, 2014
2014 年4 月15 日 Proceedings of the CSEE ©2014 Chin.Soc.for Elec.Eng. 1799
DOI :10.13334/j.0258-8013.pcsee.2014.11.011 文章编号:0258-8013 (2014) 11-1799-08 中图分类号:TM 85
塔式太阳能热电站系统仿真与分析
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徐二树 ,胡忠良 ,翟融融 ,王贝
(1.太阳能热利用及光伏系统重点实验室( 中国科学院) ,北京市 海淀区 100190 ;
2.电站设备状态监测与控制教育部重点实验室(华北电力大学) ,北京市 昌平区 102206)
Simulation and Exergy Analysis of Solar Thermal Tower Plants
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XU Ershu , HU Zhongliang , ZHAI Rongrong , WANG Bei
(1. Key Laboratory of Solar Thermal Energy and Photovoltaic System of Chinese Academy of Sciences, Institute of Electrical
Engineering, Haidian District, Beijing 100190, China; 2. Key Laboratory of Condition Monitoring and Control for Power Plant
Equipment, Ministry of Education, North China Electric Power University, Changping District, Beijing 102206, China)
ABSTRACT: Taking the Badaling 1 MW solar thermal tower 可通过提高吸热器出口蒸汽温度来提高其效率。非设计工
power plant as the research object, this paper builds the exergy 况下,定日镜场的效率受其与太阳相对位置的影响,其它子
analysis model for the solar power plant using water/steam as 系统效率随太阳直射辐射强度(direct normal insolation,DNI)
heat transfer fluid, and simulates the state parameters under 的增大而增大;充热过程中,随着进入储能系统蒸汽量的减
variable conditions using existing simulation platform. Based 少,储能系统和电站效率越来越高;放热过程中,储能系统
on these, this paper further evaluates energy and exergy 释放的蒸汽流量对储能系统和电站的效率有显著的影响。
efficiencies of each sub-system and the overall plant, identifies 关键词:太阳能热发电;分析;变工况;储能;仿真
change rules of energy and exergy efficiencies. The conclus
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