| 摘要 |
PURPOSE: An air circulation type cooling and heating system is provided to cool and heat an indoor space using air. CONSTITUTION: An air circulation type cooling and heating system comprises a solar collecting unit (10), an air circulation tube part (20), and an air circulation pump (30). The solar collecting unit is installed on a roof. The air circulation tube part is arranged on a floor and is connected to the solar collecting unit so that the hot or cold air of the solar collecting unit can be supplied to the floor. The air circulation pump is installed in one side of the air circulation tube part. |
