EVACUATED SOLAR PANEL WITH A NON EVAPORABLE GETTER PUMP

摘要

The evacuated solar panel (1) comprises a frame (2) containing a plurality of spacers (3) carrying a transparent wall (4). The transparent wall (4) with the frame (2) defines a closed chamber (6) containing the spacers (3), the light absorber (8) and a getter pump (15). The getter pump (15) comprises an envelope having selectively blackened outer surfaces (16) and including one or more non-evaporable getter NEG elements.