烧结机烟气余热的有机朗肯循环发电  

Power generation from low-temperature waste heat of sintering flue gas by using organic Rankine cycle

作　　者：叶竹 张云贺 Ye Zhu;Zhang Yunhe(School of Metallurgy,Northeastern University,Shenyang 110819,China)

机构地区：[1]东北大学冶金学院,沈阳110819

出　　处：《材料与冶金学报》2022年第5期371-375,共5页Journal of Materials and Metallurgy

基　　金：2021年高等学校能源动力类教学研究与实践项目(NSJZW2021Y-54);国家自然科学基金重点项目(51734004);中央高校基本科研业务费项目(N2025022).

摘　　要：以烧结机烟气低温余热的有机朗肯循环发电为研究对象,选用R245fa,R113以及R600a三种适合低温热源的干工质,分析了蒸发温度、冷凝温度、热源温度、热源质量流量等操作参数对低温余热循环发电系统的输出功率和?效率的影响.该研究内容同样适用于其他低温热源的有机朗肯循环发电热力学性能分析.In this paper,power generation of low-temperature waste heat of sintering flue gas using organic Rankine cycle(ORC)is investigated.Dry working fluids,including R245 fa,R113 and R600 a,suitable for low-temperature heat source,are selected to analyze the influence of operating parameters,such as evaporation temperature,condensation temperature,heat source temperature and mass flow rate of heat source,on the output power and exergy efficiency of the ORC system.This research is also applicable for the thermodynamic performance analysis of ORC systems with other low-temperature heat sources.

关 键 词：烧结机烟气 余热回收 有机朗肯循环 热力学性能 

分 类 号：TK115[动力工程及工程热物理—热能工程] X757[环境科学与工程—环境工程]