What is an LNGC-to-FSU conversion and why is it done?

An LNGC-to-FSU conversion involves retrofitting an existing Liquefied Natural Gas Carrier so it can remain permanently moored to store LNG. This is done because converting an existing vessel is significantly faster and cheaper than building a new floating storage unit or an onshore storage terminal from scratch.

Why are Level, Temperature, and Density (LTD) systems critical for FSUs?

LTD systems are vital safety components that monitor the stratification of LNG inside the storage tanks. If different layers of LNG reach different densities and temperatures, it can cause a rapid, uncontrolled mixing known as 'rollover,' which releases massive amounts of boil-off gas and threatens the vessel's structural integrity.

Who are the key players involved in this specific project?

The project is being executed by Drydocks World, a major maritime repair and conversion yard in Dubai. They have contracted Svanehoj, a Danish specialist in marine pumps and gas safety systems, to supply the critical monitoring instrumentation for the vessel.

Offshore Energy · July 3, 2026 (Jul 3) · 1 min read

Drydocks World hires Svanehoj for LNGC-to-FSU conversion job

Analysis

AI-assisted analysis · reviewed by Yuri Kan

The selection of Denmark's Svanehoj by Drydocks World for a high-spec LNG carrier-to-FSU conversion highlights the growing momentum in fast-tracked offshore gas infrastructure. By supplying specialized Level, Temperature, and Density (LTD) gauging systems, Svanehoj is capitalizing on the global demand for floating storage units, which serve as flexible, cost-effective alternatives to permanent onshore LNG terminals. This contract underscores the critical role of advanced safety and monitoring instrumentation in extending the operational life of aging LNG vessels for stationary storage roles.

Key Facts

Danish marine pump and liquefied gas safety specialist Svanehoj secured a contract from Dubai-based shipyard Drydocks World.
The contract involves supplying specialized Level, Temperature, and Density (LTD) gauging systems for an LNG carrier (LNGC) being converted into a Floating Storage Unit (FSU).
Svanehoj's proprietary LTD system is designed to continuously monitor liquefied gas behavior, providing critical data to prevent hazardous 'rollover' events in storage tanks.
Drydocks World, a subsidiary of DP World, is executing the vessel conversion at its major shipyard facility in Dubai, UAE.
The deal strengthens Svanehoj's market share in the niche offshore LNG infrastructure and vessel-to-FSU/FSRU conversion segment.

Background & Context

Over the last decade, the LNG industry has increasingly favored floating solutions like FSUs and FSRUs (Floating Storage Regasification Units) over traditional onshore terminals due to lower capital expenditure and faster deployment times. Many older LNG carriers built in the late 1990s and early 2000s are reaching the end of their sailing lifespans but remain structurally sound for stationary storage. Converting these vessels allows operators to rapidly establish import or export hubs, particularly in emerging markets or regions facing sudden energy security crises.

Market Impact

This contract reinforces Drydocks World's position as a premier yard for complex gas carrier conversions, a high-margin sector compared to standard ship repair. For Svanehoj, the deal validates its specialized instrumentation portfolio, positioning the company for future orders as more legacy LNG carriers face retirement and potential conversion. The wider LNG market benefits from these conversions as they unlock bottlenecked regasification and storage capacity, providing regional grids with more immediate access to natural gas supplies.

What to Watch

Industry watchers should monitor the delivery timeline of the LTD systems and the subsequent sea trials of the converted FSU to assess Drydocks World's throughput efficiency. Additionally, keep an eye on the rising volume of aging steam-turbine LNG carriers slated for decommissioning over the next 24 months, as this will dictate the pipeline of potential FSU conversion projects globally.

Frequently Asked Questions

What is an LNGC-to-FSU conversion and why is it done?: An LNGC-to-FSU conversion involves retrofitting an existing Liquefied Natural Gas Carrier so it can remain permanently moored to store LNG. This is done because converting an existing vessel is significantly faster and cheaper than building a new floating storage unit or an onshore storage terminal from scratch.
Why are Level, Temperature, and Density (LTD) systems critical for FSUs?: LTD systems are vital safety components that monitor the stratification of LNG inside the storage tanks. If different layers of LNG reach different densities and temperatures, it can cause a rapid, uncontrolled mixing known as 'rollover,' which releases massive amounts of boil-off gas and threatens the vessel's structural integrity.
Who are the key players involved in this specific project?: The project is being executed by Drydocks World, a major maritime repair and conversion yard in Dubai. They have contracted Svanehoj, a Danish specialist in marine pumps and gas safety systems, to supply the critical monitoring instrumentation for the vessel.

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