Gas Turbine-Driven Compressors Key To Ghana FPSO Project

Yinson Production (Yinson) has signed a contract with Eni for major non-associated gas modifications on the floating production, storage, and offloading (FPSO) vessel John Agyekum Kufuor (JAK) offshore Ghana. The project will install new gas compression facilities to counter declining reservoir pressures and increase gas export capacity from approximately 210 MMscf/d to 355 MMscf/d (5.9 x 106 m3/d to 10.05 x 106 m3/d).

Scheduled for completion in Q1 2028, the upgrade includes two new topside modules: the MG2 module, featuring two gas turbine-driven compressors, and the MC4 module, an auxiliary gas treatment module designed to accommodate higher gas volumes.

As part of the agreement, the firm lease period for FPSO JAK has been extended by four years to 2036.

FPSO JAK is owned by a joint venture led by Yinson, which holds a 74% stake, while the remaining 26% is owned by a Japanese consortium comprising Sumitomo Corp., Kawasaki Kisen Kaisha, JGC Holdings Corp., and Development Bank of Japan Inc.

It serves the Sankofa and Gye Nyame fields in the Offshore Cape Three Points (OCTP) Block, 37 miles about (60 km) offshore Ghana. It is operated for Eni and has become one of Ghana’s most important energy assets because it produces both crude oil and non-associated natural gas for the domestic market.

FPSO JAK was converted from a 1998-built tanker by Keppel Shipyard and commissioned in 2017 before achieving first oil later that year. The vessel is designed to process up to 58,000 bpd of oil while handling significant gas injection and export volumes, including up to 150 MMscf/d (4.24 x 106 m3/d) of gas injection and approximately 210 MMscf/d of gas export capacity.

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