颗粒堆积床显热储能技术概述  

Overview of Sensible Heat Energy Storage Technology for Particle Packed Bed

作　　者：来振亚 侯成龙 陈嘉映 国旭涛 韩高岩 丁历威 吕洪坤 LAI Zhenya;HOU Chenglong;CHEN Jiaying;GUO Xutao;HAN Gaoyan;DING Liwei;LYU Hongkun(State Grid Zhejiang Electric Power Co.,Ltd.Research Institute,Hangzhou 310014,Zhejiang Province,China)

机构地区：[1]国网浙江省电力有限公司电力科学研究院,浙江省杭州市310014

出　　处：《分布式能源》2024年第3期12-20,共9页Distributed Energy

基　　金：国网浙江省电力有限公司科技项目(B311DS230006)。

摘　　要：颗粒堆积床显热储能技术具有系统构造简单、建造和运维成本较低、运行温度区间广等优点,在新能源消纳、工业余热利用和清洁供热等方面具有巨大的应用潜力。首先,从储能材料、储能容器两方面对颗粒堆积床显热储能技术进行介绍,概述颗粒堆积床显热储能领域的研究进展;其次,总结分析各设计参数对堆积床气流阻力特性、储热特性、热分层特性的影响,对可回收固体废弃物作为新型储能材料进行技术经济可行性分析,旨在为颗粒堆积床显热储能系统的优化设计提供参考。研究结果表明:床层的热容量是影响堆积床储能特性的最关键因素;与现有储能材料相比,将固体废弃物回收再利用为堆积储能材料具有较为明显的优势。Sensible heat energy storage technology of particle packed bed has the advantages of simple system structure,low construction and operation costs,and wide operating temperature range.It has huge application potential in new energy consumption,industrial waste heat utilization,and clean heating.This article first introduces sensible heat energy storage technology of particle packed bed from two aspects:energy storage materials and energy storage containers,and summarizes the latest research progress in this field.It summarizes and analyzes the influence of various design parameters on the airflow resistance characteristics,heat storage characteristics,and thermal stratification characteristics of the packed bed.The techno-economic viability analysis of recyclable solid waste as a new type of energy storage material is conducted,aiming to provide reference for the optimization design of particle packed bed sensible heat storage systems.The research results indicate that the heat capacity of the bed is the most critical factor affecting the energy storage characteristics of the packed bed.Compared with existing energy storage materials,recycling and reusing solid waste into packed energy storage materials has significant relative advantages.

关 键 词：颗粒堆积床 显热储能 储热特性 气流阻力 热分层 

分 类 号：TK02[动力工程及工程热物理]