| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a screwed type steel pipe pile utilizing ground heat improved in thermal efficiency and reinforced against external pressure applied to a pile body by installing a heat exchange pipe constituting a ground heat exchanger, on the outer peripheral surface of the pile body. <P>SOLUTION: This steel pipe pile utilizing ground heat has the screwed type steel pipe pile 2 having blades 4 mounted to or near the tip part of a steel pipe 3 and buried penetrating the ground by applying rotational force to the steel pipe 3. The heat exchange pipe 10 is wound around the outer peripheral surface of the screwed type steel pipe pile 2. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
