DB13(J)∕T 8429-2021 中深层地热井下换热供热工程技术标准
目次
1 总则.................................................................................................1
2 术语.................................................................................................2
3 地热地质条件调查......................................................................... 4
3.1 一般规定..................................................................................4
3.2 地热开采利用条件调查..............................................................4
3.3 地热资源调查........................................................................... 5
4 井下换热系统................................................................................. 7
4.1 一般规定..................................................................................7
4.2 井下换热器型式........................................................................7
4.3 换热系统设计........................................................................... 8
4.4 系统材质要求........................................................................... 9
4.5 换热系统的施工与验收............................................................10
5 辅助热源及地热梯级利用............................................................12
5.1 一般规定................................................................................12
5.2 辅助热源及附属设备的选型..................................................... 12
5.3 地热梯级利用的方式............................................................... 14
6 供热站...........................................................................................15
6.1 一般规定................................................................................15
6.2 供热站设计要求......................................................................15
6.3 设备、管网安装施工............................................................... 17
6.4 供电系统................................................................................18
6.5 绝热与防腐.............................................................................19
7 监测与控制系统........................................................................... 20
8 系统调试、质量验收................................................................... 21
8.1 一般规定................................................................................21
8.2 系统调试................................................................................22
8.3 质量验收................................................................................23
9 运行维护....................................................................................... 28
10 系统评价..................................................................................... 30
附录 A 井下换热器的取热量估算.................................................. 34
附录 B 工程质量检查验收记录表.................................................. 36
附录 C 评价报告格式......................................................................44
本标准用词说明................................................................................. 49
引用标准名录..................................................................................... 49
条文说明.............................................................................................51
