To perfect heat-transfer model for ground heat exchanger is one of key problems about GSHP popularized and applied, so actual thermal behavior of ground heat exchanger can be credibly simulated.

• 推广和应用地源热泵的关键技术之一是完善地下埋管换热器的传热模型，使其更好的模拟地下埋管换热器的真实传热过程。