The industrial group, based in the southeastern city of Ulsan,is currently assembling the nacelle for the HQ5500/140 prototype, developed with US technology groupAMSC’s Windtec division.

For the first stage of the 5.5MW offshore prototype’s two-phasetesting process, HHI will install the turbine off the northeast coast of Jeju,an island province to the south of the Korean peninsula.

HHI spokesperson Moon-ju Kim told Recharge the company is onschedule to finish the first phase of testing by the fourth quarter of next year. 

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