太阳能有机朗肯循环热发电研究进展

摘要

有机朗肯循环(Organic Rankine Cycle,简称ORC)是利用低沸点的有机物作为工质推动透平做功的朗肯循环,ORC技术能够有效的利用低品位热能.太阳能是一种清洁、普遍存在的、巨大的低品位能源.ORC技术与太阳能结合,对节能减排,降低化石能源依赖,优化能源供给结构具有重要的现实意义.本文在分析总结国内外相关研究成果的基础上,分析了太阳能集热系统的主要影响因素以及有机朗肯循环系统中的关键因素对于循环性能的影响.%The organic Rankine cycle(organic Rankine cycle,ORC)is applied to drive the turbine to do work with the organic low boiling point refrigerant,ORC technology can effectively use the low-grade heat.Solar energy is a kind of clean,widespread and huge low-grade energy.The combination of ORC technology and solar energy has an important significance for energy conservation and emission reduction,reduction of fossil energy de-pendence,and optimization of energy supply structure.Based on the analysis of relevant research results published by domestic and foreign researchers,main factors affecting the analysis of solar heating system and the key factors in organic Rankine cycle system in effect on cycle performance were studied.