| 摘要 |
To the water tank (9) and the solar radiation receiver (1-3) is connected a free-standing cassette (6) contg. concentric pipes wound in a spiral formation. One of these pipes contains the heating fluid and has an inlet and outlet (26,27) connected to the solar radiaton receiver whilst the other pipe contains water, and has its inlet and outlet (29,30) connected to the water tank. |
