| 摘要 |
A solar powered device comprising a charging station 3 comprising; first 28 and second 29 passageways for passage of positive and negative electrolytes respectively; a membrane separating the electrolytes in the passageways; a discharge station 2 comprising first 26 and second 27 passageways communicating with the respective passageways of the charging station 3; the discharge station 2 including electrodes adapted for connection to an external load 5; and first and second reservoirs 1 connected to the discharge station passageways 24,25 for storage of the electrolytes; and one or more pumps for pumping electrolytes between the reservoirs 1 and the charging 3 and discharging stations 2; wherein the charging station 3 is arranged to be illuminated by incident solar radiation and wherein the membrane comprises a photosynthesising biological material 27 mounted on a support structure.
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