【摘要】 介绍了竖直埋管地热换热器施工技术,特别是对地热换热器的钻孔、下管和回填的技术要点和设备等进行了详细的阐述。更多还原

【Abstract】 Ground-coupled heat pump systems have great potential for energy conservation in buildings. Ground heat exchangers constitute an essential part of the systems. The installation of vertical ground loops is discussed in this paper with emphases on the drilling methods and machineries, pipe preparation and borehole backfilling.更多还原