超临界CO_(2)动力系统非设计工况性能预测与调控研究进展  

Research Progress on Performance Prediction and Control of Supercritical CO_(2) Power System Under Off-design Conditions

作　　者：常志远 赵钰 赵远扬 CHANG Zhi-yuan;ZHAO Yu;ZHAO Yuan-yang(Qingdao University of Science and Technology,Qingdao 266061,China)

机构地区：[1]青岛科技大学,山东青岛266061

出　　处：《节能技术》2024年第4期327-334,344,共9页Energy Conservation Technology

基　　金：国家自然科学基金(52076114);山东省自然科学基金(ZR2020ME168)。

摘　　要：超临界二氧化碳(SCO_(2))布雷顿循环系统具有循环效率高、体积小等优点,且可与多种热源相结合,在各种能源利用系统中有广阔应用前景。针对SCO_(2)动力系统非设计工况下的工作特性,总结了系统各部件在非设计工况下性能预测模型,从控制目标和控制策略相结合的角度,论述了SCO_(2)动力循环系统在非设计工况下的运行控制研究进展,分析了针对各种控制目标的不同控制策略。最后对SCO_(2)动力系统在该方向的研究趋势进行了展望。The supercritical carbon dioxide(SCO_(2))Brayton cycle system has numerous advantages,including high efficiency and compact size.It can be combined with various heat sources,with broad applications in many energy utilization systems.In view of the performance of SCO_(2) power systems under off-design conditions,the performance prediction models of various components of the system under off-design conditions are summarized.The research progress of operation control of SCO_(2) power cycle systems under off-design conditions is discussed,with different control strategies for various control objectives analyzed.Finally,the research trend of SCO_(2) power systems is prospected.

关 键 词：超临界二氧化碳 布雷顿循环 非设计工况 部件模型 性能预测 控制策略 

分 类 号：TK32[动力工程及工程热物理—热能工程]