System for cleaning impurities in solar modules mounted on non-horizontal surface, has across-propelled carriage having spray pipe with spray nozzles directed towards work surface

摘要

The system has across-propelled carriage (28) that extends on the working surface and movable along the working surface (5) from top to bottom. A drive device (12) moves the working carriage along the working surface. The carriage has a spray pipe (4) with spray nozzles directed towards the work surface, and an activatable and deactivatable slider (29). The spray pipe is arranged behind the slider in working direction of slider when the slider is in activated position. An independent claim is included for method for cleaning impurities in solar modules.