高温相变蓄热换热器研究  

Study on the phase-change heat storage device of high-temperature

作　　者：王建辉[1] 刘自强[1] 梁迎凯[1] 刘伟[1] 王伟玉[1] 彭国辉[1] 

机构地区：[1]河北省科学院能源研究所,河北石家庄050081

出　　处：《河北省科学院学报》2017年第4期54-59,共6页Journal of The Hebei Academy of Sciences

摘　　要：本文介绍了一种高温相变蓄热装置,以高温熔融盐和石蜡作为相变蓄热材料,晚上谷电阶段利用电加热进行加热储热,在需要热量时将所储热量释放使用,提供一种高效、节能的采暖方式。实验证明相变蓄热装置具有体积小,蓄热量大、放热温度均匀等特点,因而在热能储存及采暖方面有着很广阔的应用前景。This paper introduces a type of high-temperature phase-change heat storage device,with high temperature molten salt and paraffin as phase-change heat storage material.It can make use of electricity power to storage heat during low load at night and release energy when heat is needed.It provides an efficient and energy-saving way of heating.The experimental results shows that the heat storage device has the characteristics of small volume,large quantity of heat storage and uniform thermal temperature,so it has a broad application prospect in heat energy storage and heating.

关 键 词：高温 相变蓄热 电采暖 

分 类 号：TK172[动力工程及工程热物理—热能工程]