光电互补的氯碱化工与冷热电氢多联供系统热力学分析及优化  

Thermodynamic Analysis and Optimization of a Combined Cooling,Heating,Power and Hydrogen Poly-generation System with Photovoltaic and Grid Complementary for the Chlor-Alkali Chemical Industry

作　　者：李想 辛宇 邢学利 王朝威 洪慧[2,3] 高林 吴聪[4] 元博 LI Xiang;XIN Yu;XING Xueli;WANG Chaowei;HONG Hui;GAO Lin;WU Cong;YUAN Bo(School of Energy,Power and Mechanical Engineering,North China Electric Power University,Beijing 102206,China;Institute of Engineering Thermophysics,Chinese Academy of Sciences,Beijing 100190,China;School of Aeronautics and Astronautics,University of Chinese Academy of Sciences,Beijing 100049,China;State Grid Energy Research Institute Co.,Ltd.,Beijing 102209,China)

机构地区：[1]华北电力大学能源动力与机械工程学院,北京102206 [2]中国科学院工程热物理研究所,北京100190 [3]中国科学院大学航空宇航学院,北京100049 [4]国网能源研究院有限公司,北京102209

出　　处：《动力工程学报》2024年第8期1278-1286,共9页Journal of Chinese Society of Power Engineering

基　　金：国家电网有限公司科技资助项目(1400-202357342A-1-1-ZN)。

摘　　要：提出了一种光电互补的氯碱化工与冷热电氢多联供系统,通过建立热力学模型,探究了不同关键参数对系统各单元性能的影响规律,并对系统运行策略进行了分析。结果表明:与传统氯碱系统相比,多联产系统能量利用效率可提高14.65百分点,全年可减少31%的碳排放总量,可节约系统日购电成本25.4%~51.1%。A combined cooling,heating,power and hydrogen poly-generation system with photovoltaic and grid complementary for the chlor-alkali chemical industry was proposed.By establishing the thermodynamic model,the influence of different key parameters on the performance of each unit of the system was explored,and the operation strategy of the system was analyzed.Results show that compared with the conventional chlor-alkali system,the energy utilization efficiency of the poly-generation system is improved by 14.65%,annual carbon emission is reduced by 31%,and daily power purchase costs are reduced by 25.4%-51.1%.

关 键 词：氯碱工业 光伏 电光热互补 多联供 

分 类 号：TK019[动力工程及工程热物理]