Alternative Fuels

HD Hyundai completes sea trials of South Korea’s first ammonia dual-fuel vessel

July 16, 2026

South Korean shipbuilder HD Hyundai Heavy Industries (HHI), in collaboration with classification society Korean Register (KR), has completed sea trials of South Korea's first ammonia dual-fuel propulsion vessel.

IMAGE: Built by HHI, Korea's first ammonia dual fuel propulsion ship. HHI


The sea trials were conducted to establish a domestic operating environment for ammonia-fuelled vessels and focuses on studying the environmental sustainability of ammonia-fuelled vessel operations.

The trials were carried out on the "world's largest ammonia-powered gas carrier", according to KR.

The project forms part of South Korea's Ministry of Oceans and Fisheries' Support Project for Establishing Green Shipping Routes.

By Gautamee Hazarika

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