Contest #639 Hint

A novel setup. Photovoltaics produce power during the day, some of which is used to electrolyze water to H2. That Hydrogen is used to power fuel cells during the night.

7 Replies to “Contest #639 Hint”

  1. Taleghan solar hydrogen energy system
    Qazvin Province, Iran
    36°07’28.26″ N 50°34’15.11″ E

  2. Taleghan solar hydrogen energy system, Iran. Coordinates 36.124816°, 50.569323°.

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