中深层同轴套管式换热器换热性能实验  

Heat Transfer Performance Experiment for Medium-deep Coaxial Double-pipe Heat Exchanger

作　　者：郭海明 鲍玲玲[2] 李俊岩 李振兴[1] 张静 Guo Haiming;Bao Lingling;Li Junyan;Li Zhenxing;Zhang Jing(Hydrogeological Exploration Bureau,CNACG,Handan,Hebei 056004;Hebei University of Engineering,Handan,Hebei 056038)

机构地区：[1]中国煤炭地质总局水文地质局,河北邯郸056000 [2]河北工程大学,河北邯郸0560380

出　　处：《中国煤炭地质》2021年第6期63-68,共6页Coal Geology of China

摘　　要：在河北工程大学中深层地热井安装了埋管深度为2500m的同轴套管式换热系统,采用现场实验的方法进行了换热性能的研究。实验条件为控制地热井入口温度和循环工质流量,实时监测地热井出口温度和循环水流量。通过地热井入口、出口以及循环工质流量得到实验条件下的地热井取热量。A downhole coaxial double-pipe heat exchanging system with depth 2500m has been installed for medium-deep geothermal wellin the Hebei University of Engineering.A heat transfer performance study has been carried out through site experiment.Experimental condition is to control geothermal well inlet temperature and circulation water flow,to real time monitoring geothermal well outlet temperature and circulation water flow.Through geothermal well inlet and outlet temperature and circulation water flow have worked out geothermal well acquisitive amount of heat.

关 键 词：中深层地热能 同轴套管式换热器 取热量 实验 

分 类 号：TK52[动力工程及工程热物理—热能工程]