| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a heliostat and a solar collection device in which a reflection surface can be kept clean by the automatic removal of dust, and damage on the reflection surface accompanied by the removal of dust can be prevented. <P>SOLUTION: The heliostat includes a reflector 13 that reflects solar light, a protective sheet 15 covering the reflection surface 10 of the reflector 13 and transmitting the solar light, a protective sheet supply part 16 for supplying the protective sheet 15 so that it can be drawn on the reflection surface 10, and a protective sheet recovery part 17 for replacing the protective sheet 15 on the reflection surface 10 with a protective sheet 15 supplied from the sheet supply part 16. <P>COPYRIGHT: (C)2013,JPO&INPIT |
