热桩在青藏高原多年冻土地区涵洞工程中的应用

Application of Thermal Pipe to the Culvert Engineering in Permafrost Region on Qinghai-Xizang Plateau

热桩是一种无需外加动力的人工冷冻装置。本文根据试验工程的应用状况,总结介绍热桩在多年冻土区涵洞工程中应用的原理和经验。

Thermal pipe is one of the equipment which can lower down ground temperature by means of utilizing natural cold energy. The principle and experience of application of thermal pipe to the culvert engineering in permafrost region of the Qinghai-Xizang Plateau were introduced based on the practice in the experimental engineering on the plateau.