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Environment

Electricity from ocean currents: Japanese company to begin experiment

IHI technology seen as more efficient than wind or solar power

IHI unveiled the oceanic current generator to the press Thursday in Yokohama, Japan. (Photo by Annu Nishioka)

TOKYO -- Japanese engineering company IHI said Thursday it will soon conduct an extended pilot test on a turbine system that catches ocean currents and turn them into electricity, the first large-scale attempt to harness such ocean energy.

IHI unveiled a 30-ton prototype that will be capable of generating 100 kW of energy from rear propellers. The test will take place as soon as this fall and last for over a year.

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