An organic hydride synthesizing system including a power generation apparatus which utilizes natural energy to generate electricity, an electrolysis apparatus which is connected to the power generation apparatus, the electrolysis apparatus electrolyzing water to produce hydrogen by utilizing the electricity generated by the power generation apparatus, and an organic hydride synthesizing apparatus which is connected to the electrolysis apparatus, the organic hydride synthesizing apparatus synthesizing an organic hydride through a hydrogenation reaction between an unsaturated hydrocarbon and the hydrogen in the presence of a catalyst,
- the organic hydride synthesizing system characterized by comprising:
- the catalyst;
- heating means for heating the catalyst;
- hydrogen supply rate detection means for detecting a rate of hydrogen supplied to an inside of the organic hydride synthesizing apparatus;
- and
- control means for controlling an unsaturated hydrocarbon supply rate, a product recycle amount, or a catalyst temperature according to the hydrogen supply rate.