| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for contributing to restrain a heat island phenomenon by restraining a temperature rise in a road surface. <P>SOLUTION: This heat island phenomenon restraining method is characterized by driving a pump for circulating a heat exchange medium by electric power generated by a solar panel 4 by circulating the heat exchange medium in a closed circuit formed of a heat exchanger 13 buried in the ground and a pipe 8 laid in a roadbed 7 by roofing a road surface 6 with the solar panel 4. <P>COPYRIGHT: (C)2004,JPO&NCIPI</p> |
