直埋热水管网检测技术研究

Detection Technology of Directly Buried Hot-water Pipe Network

准确、可靠的检测技术是城市热网优化及保温工程改造的前提和依据。通过对天津市某小区直埋热水管网进行的散热损失检测,详细地介绍了有关温差法及表面温度的测试原理及计算公式。为今后城市直埋热水管网进行准确、可靠的检测提供实践经验和数据依据。

Accurate and reliable testing technology is the premise and basis for the city heating network optimization and the transformation of heat preservation engineering.By testing the heat loss in directly buried hot-water pipe network of a residential of Tianjin,it expounded the detailed testing principle and calculation formulas of temperature difference method and surface temperature method for future cities＇ directly buried hot-water pipe network,providing accurate and reliable detection data for practical experience as data base.